diff options
Diffstat (limited to 'target/linux/generic/patches-2.6.31/025-bcma_backport.patch')
| -rw-r--r-- | target/linux/generic/patches-2.6.31/025-bcma_backport.patch | 4978 |
1 files changed, 0 insertions, 4978 deletions
diff --git a/target/linux/generic/patches-2.6.31/025-bcma_backport.patch b/target/linux/generic/patches-2.6.31/025-bcma_backport.patch deleted file mode 100644 index c29842813f..0000000000 --- a/target/linux/generic/patches-2.6.31/025-bcma_backport.patch +++ /dev/null @@ -1,4978 +0,0 @@ ---- /dev/null -+++ b/Documentation/ABI/testing/sysfs-bus-bcma -@@ -0,0 +1,31 @@ -+What: /sys/bus/bcma/devices/.../manuf -+Date: May 2011 -+KernelVersion: 2.6.40 -+Contact: Rafał Miłecki <zajec5@gmail.com> -+Description: -+ Each BCMA core has it's manufacturer id. See -+ include/linux/bcma/bcma.h for possible values. -+ -+What: /sys/bus/bcma/devices/.../id -+Date: May 2011 -+KernelVersion: 2.6.40 -+Contact: Rafał Miłecki <zajec5@gmail.com> -+Description: -+ There are a few types of BCMA cores, they can be identified by -+ id field. -+ -+What: /sys/bus/bcma/devices/.../rev -+Date: May 2011 -+KernelVersion: 2.6.40 -+Contact: Rafał Miłecki <zajec5@gmail.com> -+Description: -+ BCMA cores of the same type can still slightly differ depending -+ on their revision. Use it for detailed programming. -+ -+What: /sys/bus/bcma/devices/.../class -+Date: May 2011 -+KernelVersion: 2.6.40 -+Contact: Rafał Miłecki <zajec5@gmail.com> -+Description: -+ Each BCMA core is identified by few fields, including class it -+ belongs to. See include/linux/bcma/bcma.h for possible values. ---- a/MAINTAINERS -+++ b/MAINTAINERS -@@ -4716,6 +4716,13 @@ S: Maintained - F: drivers/ssb/ - F: include/linux/ssb/ - -+BROADCOM SPECIFIC AMBA DRIVER (BCMA) -+M: Rafał Miłecki <zajec5@gmail.com> -+L: linux-wireless@vger.kernel.org -+S: Maintained -+F: drivers/bcma/ -+F: include/linux/bcma/ -+ - SONY VAIO CONTROL DEVICE DRIVER - M: Mattia Dongili <malattia@linux.it> - L: linux-acpi@vger.kernel.org ---- a/drivers/Kconfig -+++ b/drivers/Kconfig -@@ -68,6 +68,8 @@ source "drivers/watchdog/Kconfig" - - source "drivers/ssb/Kconfig" - -+source "drivers/bcma/Kconfig" -+ - source "drivers/mfd/Kconfig" - - source "drivers/regulator/Kconfig" ---- a/drivers/Makefile -+++ b/drivers/Makefile -@@ -105,6 +105,7 @@ obj-$(CONFIG_HID) += hid/ - obj-$(CONFIG_PPC_PS3) += ps3/ - obj-$(CONFIG_OF) += of/ - obj-$(CONFIG_SSB) += ssb/ -+obj-$(CONFIG_BCMA) += bcma/ - obj-$(CONFIG_VIRTIO) += virtio/ - obj-$(CONFIG_VLYNQ) += vlynq/ - obj-$(CONFIG_STAGING) += staging/ ---- /dev/null -+++ b/drivers/bcma/Kconfig -@@ -0,0 +1,57 @@ -+config BCMA_POSSIBLE -+ bool -+ depends on HAS_IOMEM && HAS_DMA -+ default y -+ -+menu "Broadcom specific AMBA" -+ depends on BCMA_POSSIBLE -+ -+config BCMA -+ tristate "BCMA support" -+ depends on BCMA_POSSIBLE -+ help -+ Bus driver for Broadcom specific Advanced Microcontroller Bus -+ Architecture. -+ -+# Support for Block-I/O. SELECT this from the driver that needs it. -+config BCMA_BLOCKIO -+ bool -+ depends on BCMA -+ -+config BCMA_HOST_PCI_POSSIBLE -+ bool -+ depends on BCMA && PCI = y -+ default y -+ -+config BCMA_HOST_PCI -+ bool "Support for BCMA on PCI-host bus" -+ depends on BCMA_HOST_PCI_POSSIBLE -+ -+config BCMA_DRIVER_PCI_HOSTMODE -+ bool "Driver for PCI core working in hostmode" -+ depends on BCMA && MIPS && BCMA_HOST_PCI -+ help -+ PCI core hostmode operation (external PCI bus). -+ -+config BCMA_HOST_SOC -+ bool -+ depends on BCMA_DRIVER_MIPS -+ -+config BCMA_DRIVER_MIPS -+ bool "BCMA Broadcom MIPS core driver" -+ depends on BCMA && MIPS -+ help -+ Driver for the Broadcom MIPS core attached to Broadcom specific -+ Advanced Microcontroller Bus. -+ -+ If unsure, say N -+ -+config BCMA_DEBUG -+ bool "BCMA debugging" -+ depends on BCMA -+ help -+ This turns on additional debugging messages. -+ -+ If unsure, say N -+ -+endmenu ---- /dev/null -+++ b/drivers/bcma/Makefile -@@ -0,0 +1,10 @@ -+bcma-y += main.o scan.o core.o sprom.o -+bcma-y += driver_chipcommon.o driver_chipcommon_pmu.o -+bcma-y += driver_pci.o -+bcma-$(CONFIG_BCMA_DRIVER_PCI_HOSTMODE) += driver_pci_host.o -+bcma-$(CONFIG_BCMA_DRIVER_MIPS) += driver_mips.o -+bcma-$(CONFIG_BCMA_HOST_PCI) += host_pci.o -+bcma-$(CONFIG_BCMA_HOST_SOC) += host_soc.o -+obj-$(CONFIG_BCMA) += bcma.o -+ -+ccflags-$(CONFIG_BCMA_DEBUG) := -DDEBUG ---- /dev/null -+++ b/drivers/bcma/README -@@ -0,0 +1,19 @@ -+Broadcom introduced new bus as replacement for older SSB. It is based on AMBA, -+however from programming point of view there is nothing AMBA specific we use. -+ -+Standard AMBA drivers are platform specific, have hardcoded addresses and use -+AMBA standard fields like CID and PID. -+ -+In case of Broadcom's cards every device consists of: -+1) Broadcom specific AMBA device. It is put on AMBA bus, but can not be treated -+ as standard AMBA device. Reading it's CID or PID can cause machine lockup. -+2) AMBA standard devices called ports or wrappers. They have CIDs (AMBA_CID) -+ and PIDs (0x103BB369), but we do not use that info for anything. One of that -+ devices is used for managing Broadcom specific core. -+ -+Addresses of AMBA devices are not hardcoded in driver and have to be read from -+EPROM. -+ -+In this situation we decided to introduce separated bus. It can contain up to -+16 devices identified by Broadcom specific fields: manufacturer, id, revision -+and class. ---- /dev/null -+++ b/drivers/bcma/TODO -@@ -0,0 +1,3 @@ -+- Interrupts -+- Defines for PCI core driver -+- Create kernel Documentation (use info from README) ---- /dev/null -+++ b/drivers/bcma/bcma_private.h -@@ -0,0 +1,59 @@ -+#ifndef LINUX_BCMA_PRIVATE_H_ -+#define LINUX_BCMA_PRIVATE_H_ -+ -+#ifndef pr_fmt -+#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt -+#endif -+ -+#include <linux/bcma/bcma.h> -+#include <linux/delay.h> -+ -+#define BCMA_CORE_SIZE 0x1000 -+ -+struct bcma_bus; -+ -+/* main.c */ -+int __devinit bcma_bus_register(struct bcma_bus *bus); -+void bcma_bus_unregister(struct bcma_bus *bus); -+int __init bcma_bus_early_register(struct bcma_bus *bus, -+ struct bcma_device *core_cc, -+ struct bcma_device *core_mips); -+#ifdef CONFIG_PM -+int bcma_bus_suspend(struct bcma_bus *bus); -+int bcma_bus_resume(struct bcma_bus *bus); -+#endif -+ -+/* scan.c */ -+int bcma_bus_scan(struct bcma_bus *bus); -+int __init bcma_bus_scan_early(struct bcma_bus *bus, -+ struct bcma_device_id *match, -+ struct bcma_device *core); -+void bcma_init_bus(struct bcma_bus *bus); -+ -+/* sprom.c */ -+int bcma_sprom_get(struct bcma_bus *bus); -+ -+/* driver_chipcommon.c */ -+#ifdef CONFIG_BCMA_DRIVER_MIPS -+void bcma_chipco_serial_init(struct bcma_drv_cc *cc); -+#endif /* CONFIG_BCMA_DRIVER_MIPS */ -+ -+/* driver_chipcommon_pmu.c */ -+u32 bcma_pmu_alp_clock(struct bcma_drv_cc *cc); -+u32 bcma_pmu_get_clockcpu(struct bcma_drv_cc *cc); -+ -+#ifdef CONFIG_BCMA_HOST_PCI -+/* host_pci.c */ -+extern int __init bcma_host_pci_init(void); -+extern void __exit bcma_host_pci_exit(void); -+#endif /* CONFIG_BCMA_HOST_PCI */ -+ -+/* driver_pci.c */ -+u32 bcma_pcie_read(struct bcma_drv_pci *pc, u32 address); -+ -+#ifdef CONFIG_BCMA_DRIVER_PCI_HOSTMODE -+bool __devinit bcma_core_pci_is_in_hostmode(struct bcma_drv_pci *pc); -+void __devinit bcma_core_pci_hostmode_init(struct bcma_drv_pci *pc); -+#endif /* CONFIG_BCMA_DRIVER_PCI_HOSTMODE */ -+ -+#endif ---- /dev/null -+++ b/drivers/bcma/core.c -@@ -0,0 +1,126 @@ -+/* -+ * Broadcom specific AMBA -+ * Core ops -+ * -+ * Licensed under the GNU/GPL. See COPYING for details. -+ */ -+ -+#include "bcma_private.h" -+#include <linux/bcma/bcma.h> -+ -+bool bcma_core_is_enabled(struct bcma_device *core) -+{ -+ if ((bcma_aread32(core, BCMA_IOCTL) & (BCMA_IOCTL_CLK | BCMA_IOCTL_FGC)) -+ != BCMA_IOCTL_CLK) -+ return false; -+ if (bcma_aread32(core, BCMA_RESET_CTL) & BCMA_RESET_CTL_RESET) -+ return false; -+ return true; -+} -+EXPORT_SYMBOL_GPL(bcma_core_is_enabled); -+ -+void bcma_core_disable(struct bcma_device *core, u32 flags) -+{ -+ if (bcma_aread32(core, BCMA_RESET_CTL) & BCMA_RESET_CTL_RESET) -+ return; -+ -+ bcma_awrite32(core, BCMA_IOCTL, flags); -+ bcma_aread32(core, BCMA_IOCTL); -+ udelay(10); -+ -+ bcma_awrite32(core, BCMA_RESET_CTL, BCMA_RESET_CTL_RESET); -+ udelay(1); -+} -+EXPORT_SYMBOL_GPL(bcma_core_disable); -+ -+int bcma_core_enable(struct bcma_device *core, u32 flags) -+{ -+ bcma_core_disable(core, flags); -+ -+ bcma_awrite32(core, BCMA_IOCTL, (BCMA_IOCTL_CLK | BCMA_IOCTL_FGC | flags)); -+ bcma_aread32(core, BCMA_IOCTL); -+ -+ bcma_awrite32(core, BCMA_RESET_CTL, 0); -+ udelay(1); -+ -+ bcma_awrite32(core, BCMA_IOCTL, (BCMA_IOCTL_CLK | flags)); -+ bcma_aread32(core, BCMA_IOCTL); -+ udelay(1); -+ -+ return 0; -+} -+EXPORT_SYMBOL_GPL(bcma_core_enable); -+ -+void bcma_core_set_clockmode(struct bcma_device *core, -+ enum bcma_clkmode clkmode) -+{ -+ u16 i; -+ -+ WARN_ON(core->id.id != BCMA_CORE_CHIPCOMMON && -+ core->id.id != BCMA_CORE_PCIE && -+ core->id.id != BCMA_CORE_80211); -+ -+ switch (clkmode) { -+ case BCMA_CLKMODE_FAST: -+ bcma_set32(core, BCMA_CLKCTLST, BCMA_CLKCTLST_FORCEHT); -+ udelay(64); -+ for (i = 0; i < 1500; i++) { -+ if (bcma_read32(core, BCMA_CLKCTLST) & -+ BCMA_CLKCTLST_HAVEHT) { -+ i = 0; -+ break; -+ } -+ udelay(10); -+ } -+ if (i) -+ pr_err("HT force timeout\n"); -+ break; -+ case BCMA_CLKMODE_DYNAMIC: -+ pr_warning("Dynamic clockmode not supported yet!\n"); -+ break; -+ } -+} -+EXPORT_SYMBOL_GPL(bcma_core_set_clockmode); -+ -+void bcma_core_pll_ctl(struct bcma_device *core, u32 req, u32 status, bool on) -+{ -+ u16 i; -+ -+ WARN_ON(req & ~BCMA_CLKCTLST_EXTRESREQ); -+ WARN_ON(status & ~BCMA_CLKCTLST_EXTRESST); -+ -+ if (on) { -+ bcma_set32(core, BCMA_CLKCTLST, req); -+ for (i = 0; i < 10000; i++) { -+ if ((bcma_read32(core, BCMA_CLKCTLST) & status) == -+ status) { -+ i = 0; -+ break; -+ } -+ udelay(10); -+ } -+ if (i) -+ pr_err("PLL enable timeout\n"); -+ } else { -+ pr_warning("Disabling PLL not supported yet!\n"); -+ } -+} -+EXPORT_SYMBOL_GPL(bcma_core_pll_ctl); -+ -+u32 bcma_core_dma_translation(struct bcma_device *core) -+{ -+ switch (core->bus->hosttype) { -+ case BCMA_HOSTTYPE_SOC: -+ return 0; -+ case BCMA_HOSTTYPE_PCI: -+ if (bcma_aread32(core, BCMA_IOST) & BCMA_IOST_DMA64) -+ return BCMA_DMA_TRANSLATION_DMA64_CMT; -+ else -+ return BCMA_DMA_TRANSLATION_DMA32_CMT; -+ default: -+ pr_err("DMA translation unknown for host %d\n", -+ core->bus->hosttype); -+ } -+ return BCMA_DMA_TRANSLATION_NONE; -+} -+EXPORT_SYMBOL(bcma_core_dma_translation); ---- /dev/null -+++ b/drivers/bcma/driver_chipcommon.c -@@ -0,0 +1,156 @@ -+/* -+ * Broadcom specific AMBA -+ * ChipCommon core driver -+ * -+ * Copyright 2005, Broadcom Corporation -+ * Copyright 2006, 2007, Michael Buesch <m@bues.ch> -+ * -+ * Licensed under the GNU/GPL. See COPYING for details. -+ */ -+ -+#include "bcma_private.h" -+#include <linux/bcma/bcma.h> -+ -+static inline u32 bcma_cc_write32_masked(struct bcma_drv_cc *cc, u16 offset, -+ u32 mask, u32 value) -+{ -+ value &= mask; -+ value |= bcma_cc_read32(cc, offset) & ~mask; -+ bcma_cc_write32(cc, offset, value); -+ -+ return value; -+} -+ -+void bcma_core_chipcommon_init(struct bcma_drv_cc *cc) -+{ -+ u32 leddc_on = 10; -+ u32 leddc_off = 90; -+ -+ if (cc->setup_done) -+ return; -+ -+ if (cc->core->id.rev >= 11) -+ cc->status = bcma_cc_read32(cc, BCMA_CC_CHIPSTAT); -+ cc->capabilities = bcma_cc_read32(cc, BCMA_CC_CAP); -+ if (cc->core->id.rev >= 35) -+ cc->capabilities_ext = bcma_cc_read32(cc, BCMA_CC_CAP_EXT); -+ -+ if (cc->core->id.rev >= 20) { -+ bcma_cc_write32(cc, BCMA_CC_GPIOPULLUP, 0); -+ bcma_cc_write32(cc, BCMA_CC_GPIOPULLDOWN, 0); -+ } -+ -+ if (cc->capabilities & BCMA_CC_CAP_PMU) -+ bcma_pmu_init(cc); -+ if (cc->capabilities & BCMA_CC_CAP_PCTL) -+ pr_err("Power control not implemented!\n"); -+ -+ if (cc->core->id.rev >= 16) { -+ if (cc->core->bus->sprom.leddc_on_time && -+ cc->core->bus->sprom.leddc_off_time) { -+ leddc_on = cc->core->bus->sprom.leddc_on_time; -+ leddc_off = cc->core->bus->sprom.leddc_off_time; -+ } -+ bcma_cc_write32(cc, BCMA_CC_GPIOTIMER, -+ ((leddc_on << BCMA_CC_GPIOTIMER_ONTIME_SHIFT) | -+ (leddc_off << BCMA_CC_GPIOTIMER_OFFTIME_SHIFT))); -+ } -+ -+ cc->setup_done = true; -+} -+ -+/* Set chip watchdog reset timer to fire in 'ticks' backplane cycles */ -+void bcma_chipco_watchdog_timer_set(struct bcma_drv_cc *cc, u32 ticks) -+{ -+ /* instant NMI */ -+ bcma_cc_write32(cc, BCMA_CC_WATCHDOG, ticks); -+} -+ -+void bcma_chipco_irq_mask(struct bcma_drv_cc *cc, u32 mask, u32 value) -+{ -+ bcma_cc_write32_masked(cc, BCMA_CC_IRQMASK, mask, value); -+} -+ -+u32 bcma_chipco_irq_status(struct bcma_drv_cc *cc, u32 mask) -+{ -+ return bcma_cc_read32(cc, BCMA_CC_IRQSTAT) & mask; -+} -+ -+u32 bcma_chipco_gpio_in(struct bcma_drv_cc *cc, u32 mask) -+{ -+ return bcma_cc_read32(cc, BCMA_CC_GPIOIN) & mask; -+} -+ -+u32 bcma_chipco_gpio_out(struct bcma_drv_cc *cc, u32 mask, u32 value) -+{ -+ return bcma_cc_write32_masked(cc, BCMA_CC_GPIOOUT, mask, value); -+} -+ -+u32 bcma_chipco_gpio_outen(struct bcma_drv_cc *cc, u32 mask, u32 value) -+{ -+ return bcma_cc_write32_masked(cc, BCMA_CC_GPIOOUTEN, mask, value); -+} -+ -+u32 bcma_chipco_gpio_control(struct bcma_drv_cc *cc, u32 mask, u32 value) -+{ -+ return bcma_cc_write32_masked(cc, BCMA_CC_GPIOCTL, mask, value); -+} -+EXPORT_SYMBOL_GPL(bcma_chipco_gpio_control); -+ -+u32 bcma_chipco_gpio_intmask(struct bcma_drv_cc *cc, u32 mask, u32 value) -+{ -+ return bcma_cc_write32_masked(cc, BCMA_CC_GPIOIRQ, mask, value); -+} -+ -+u32 bcma_chipco_gpio_polarity(struct bcma_drv_cc *cc, u32 mask, u32 value) -+{ -+ return bcma_cc_write32_masked(cc, BCMA_CC_GPIOPOL, mask, value); -+} -+ -+#ifdef CONFIG_BCMA_DRIVER_MIPS -+void bcma_chipco_serial_init(struct bcma_drv_cc *cc) -+{ -+ unsigned int irq; -+ u32 baud_base; -+ u32 i; -+ unsigned int ccrev = cc->core->id.rev; -+ struct bcma_serial_port *ports = cc->serial_ports; -+ -+ if (ccrev >= 11 && ccrev != 15) { -+ /* Fixed ALP clock */ -+ baud_base = bcma_pmu_alp_clock(cc); -+ if (ccrev >= 21) { -+ /* Turn off UART clock before switching clocksource. */ -+ bcma_cc_write32(cc, BCMA_CC_CORECTL, -+ bcma_cc_read32(cc, BCMA_CC_CORECTL) -+ & ~BCMA_CC_CORECTL_UARTCLKEN); -+ } -+ /* Set the override bit so we don't divide it */ -+ bcma_cc_write32(cc, BCMA_CC_CORECTL, -+ bcma_cc_read32(cc, BCMA_CC_CORECTL) -+ | BCMA_CC_CORECTL_UARTCLK0); -+ if (ccrev >= 21) { -+ /* Re-enable the UART clock. */ -+ bcma_cc_write32(cc, BCMA_CC_CORECTL, -+ bcma_cc_read32(cc, BCMA_CC_CORECTL) -+ | BCMA_CC_CORECTL_UARTCLKEN); -+ } -+ } else { -+ pr_err("serial not supported on this device ccrev: 0x%x\n", -+ ccrev); -+ return; -+ } -+ -+ irq = bcma_core_mips_irq(cc->core); -+ -+ /* Determine the registers of the UARTs */ -+ cc->nr_serial_ports = (cc->capabilities & BCMA_CC_CAP_NRUART); -+ for (i = 0; i < cc->nr_serial_ports; i++) { -+ ports[i].regs = cc->core->io_addr + BCMA_CC_UART0_DATA + -+ (i * 256); -+ ports[i].irq = irq; -+ ports[i].baud_base = baud_base; -+ ports[i].reg_shift = 0; -+ } -+} -+#endif /* CONFIG_BCMA_DRIVER_MIPS */ ---- /dev/null -+++ b/drivers/bcma/driver_chipcommon_pmu.c -@@ -0,0 +1,310 @@ -+/* -+ * Broadcom specific AMBA -+ * ChipCommon Power Management Unit driver -+ * -+ * Copyright 2009, Michael Buesch <m@bues.ch> -+ * Copyright 2007, Broadcom Corporation -+ * -+ * Licensed under the GNU/GPL. See COPYING for details. -+ */ -+ -+#include "bcma_private.h" -+#include <linux/bcma/bcma.h> -+ -+static u32 bcma_chipco_pll_read(struct bcma_drv_cc *cc, u32 offset) -+{ -+ bcma_cc_write32(cc, BCMA_CC_PLLCTL_ADDR, offset); -+ bcma_cc_read32(cc, BCMA_CC_PLLCTL_ADDR); -+ return bcma_cc_read32(cc, BCMA_CC_PLLCTL_DATA); -+} -+ -+void bcma_chipco_pll_write(struct bcma_drv_cc *cc, u32 offset, u32 value) -+{ -+ bcma_cc_write32(cc, BCMA_CC_PLLCTL_ADDR, offset); -+ bcma_cc_read32(cc, BCMA_CC_PLLCTL_ADDR); -+ bcma_cc_write32(cc, BCMA_CC_PLLCTL_DATA, value); -+} -+EXPORT_SYMBOL_GPL(bcma_chipco_pll_write); -+ -+void bcma_chipco_pll_maskset(struct bcma_drv_cc *cc, u32 offset, u32 mask, -+ u32 set) -+{ -+ bcma_cc_write32(cc, BCMA_CC_PLLCTL_ADDR, offset); -+ bcma_cc_read32(cc, BCMA_CC_PLLCTL_ADDR); -+ bcma_cc_maskset32(cc, BCMA_CC_PLLCTL_DATA, mask, set); -+} -+EXPORT_SYMBOL_GPL(bcma_chipco_pll_maskset); -+ -+void bcma_chipco_chipctl_maskset(struct bcma_drv_cc *cc, -+ u32 offset, u32 mask, u32 set) -+{ -+ bcma_cc_write32(cc, BCMA_CC_CHIPCTL_ADDR, offset); -+ bcma_cc_read32(cc, BCMA_CC_CHIPCTL_ADDR); -+ bcma_cc_maskset32(cc, BCMA_CC_CHIPCTL_DATA, mask, set); -+} -+EXPORT_SYMBOL_GPL(bcma_chipco_chipctl_maskset); -+ -+void bcma_chipco_regctl_maskset(struct bcma_drv_cc *cc, u32 offset, u32 mask, -+ u32 set) -+{ -+ bcma_cc_write32(cc, BCMA_CC_REGCTL_ADDR, offset); -+ bcma_cc_read32(cc, BCMA_CC_REGCTL_ADDR); -+ bcma_cc_maskset32(cc, BCMA_CC_REGCTL_DATA, mask, set); -+} -+EXPORT_SYMBOL_GPL(bcma_chipco_regctl_maskset); -+ -+static void bcma_pmu_pll_init(struct bcma_drv_cc *cc) -+{ -+ struct bcma_bus *bus = cc->core->bus; -+ -+ switch (bus->chipinfo.id) { -+ case 0x4313: -+ case 0x4331: -+ case 43224: -+ case 43225: -+ break; -+ default: -+ pr_err("PLL init unknown for device 0x%04X\n", -+ bus->chipinfo.id); -+ } -+} -+ -+static void bcma_pmu_resources_init(struct bcma_drv_cc *cc) -+{ -+ struct bcma_bus *bus = cc->core->bus; -+ u32 min_msk = 0, max_msk = 0; -+ -+ switch (bus->chipinfo.id) { -+ case 0x4313: -+ min_msk = 0x200D; -+ max_msk = 0xFFFF; -+ break; -+ case 0x4331: -+ case 43224: -+ case 43225: -+ break; -+ default: -+ pr_err("PMU resource config unknown for device 0x%04X\n", -+ bus->chipinfo.id); -+ } -+ -+ /* Set the resource masks. */ -+ if (min_msk) -+ bcma_cc_write32(cc, BCMA_CC_PMU_MINRES_MSK, min_msk); -+ if (max_msk) -+ bcma_cc_write32(cc, BCMA_CC_PMU_MAXRES_MSK, max_msk); -+} -+ -+void bcma_pmu_swreg_init(struct bcma_drv_cc *cc) -+{ -+ struct bcma_bus *bus = cc->core->bus; -+ -+ switch (bus->chipinfo.id) { -+ case 0x4313: -+ case 0x4331: -+ case 43224: -+ case 43225: -+ break; -+ default: -+ pr_err("PMU switch/regulators init unknown for device " -+ "0x%04X\n", bus->chipinfo.id); -+ } -+} -+ -+/* Disable to allow reading SPROM. Don't know the adventages of enabling it. */ -+void bcma_chipco_bcm4331_ext_pa_lines_ctl(struct bcma_drv_cc *cc, bool enable) -+{ -+ struct bcma_bus *bus = cc->core->bus; -+ u32 val; -+ -+ val = bcma_cc_read32(cc, BCMA_CC_CHIPCTL); -+ if (enable) { -+ val |= BCMA_CHIPCTL_4331_EXTPA_EN; -+ if (bus->chipinfo.pkg == 9 || bus->chipinfo.pkg == 11) -+ val |= BCMA_CHIPCTL_4331_EXTPA_ON_GPIO2_5; -+ } else { -+ val &= ~BCMA_CHIPCTL_4331_EXTPA_EN; -+ val &= ~BCMA_CHIPCTL_4331_EXTPA_ON_GPIO2_5; -+ } -+ bcma_cc_write32(cc, BCMA_CC_CHIPCTL, val); -+} -+ -+void bcma_pmu_workarounds(struct bcma_drv_cc *cc) -+{ -+ struct bcma_bus *bus = cc->core->bus; -+ -+ switch (bus->chipinfo.id) { -+ case 0x4313: -+ bcma_chipco_chipctl_maskset(cc, 0, ~0, 0x7); -+ break; -+ case 0x4331: -+ /* BCM4331 workaround is SPROM-related, we put it in sprom.c */ -+ break; -+ case 43224: -+ if (bus->chipinfo.rev == 0) { -+ pr_err("Workarounds for 43224 rev 0 not fully " -+ "implemented\n"); -+ bcma_chipco_chipctl_maskset(cc, 0, ~0, 0x00F000F0); -+ } else { -+ bcma_chipco_chipctl_maskset(cc, 0, ~0, 0xF0); -+ } -+ break; -+ case 43225: -+ break; -+ default: -+ pr_err("Workarounds unknown for device 0x%04X\n", -+ bus->chipinfo.id); -+ } -+} -+ -+void bcma_pmu_init(struct bcma_drv_cc *cc) -+{ -+ u32 pmucap; -+ -+ pmucap = bcma_cc_read32(cc, BCMA_CC_PMU_CAP); -+ cc->pmu.rev = (pmucap & BCMA_CC_PMU_CAP_REVISION); -+ -+ pr_debug("Found rev %u PMU (capabilities 0x%08X)\n", cc->pmu.rev, -+ pmucap); -+ -+ if (cc->pmu.rev == 1) -+ bcma_cc_mask32(cc, BCMA_CC_PMU_CTL, -+ ~BCMA_CC_PMU_CTL_NOILPONW); -+ else -+ bcma_cc_set32(cc, BCMA_CC_PMU_CTL, -+ BCMA_CC_PMU_CTL_NOILPONW); -+ -+ if (cc->core->id.id == 0x4329 && cc->core->id.rev == 2) -+ pr_err("Fix for 4329b0 bad LPOM state not implemented!\n"); -+ -+ bcma_pmu_pll_init(cc); -+ bcma_pmu_resources_init(cc); -+ bcma_pmu_swreg_init(cc); -+ bcma_pmu_workarounds(cc); -+} -+ -+u32 bcma_pmu_alp_clock(struct bcma_drv_cc *cc) -+{ -+ struct bcma_bus *bus = cc->core->bus; -+ -+ switch (bus->chipinfo.id) { -+ case 0x4716: -+ case 0x4748: -+ case 47162: -+ case 0x4313: -+ case 0x5357: -+ case 0x4749: -+ case 53572: -+ /* always 20Mhz */ -+ return 20000 * 1000; -+ case 0x5356: -+ case 0x5300: -+ /* always 25Mhz */ -+ return 25000 * 1000; -+ default: -+ pr_warning("No ALP clock specified for %04X device, " -+ "pmu rev. %d, using default %d Hz\n", -+ bus->chipinfo.id, cc->pmu.rev, BCMA_CC_PMU_ALP_CLOCK); -+ } -+ return BCMA_CC_PMU_ALP_CLOCK; -+} -+ -+/* Find the output of the "m" pll divider given pll controls that start with -+ * pllreg "pll0" i.e. 12 for main 6 for phy, 0 for misc. -+ */ -+static u32 bcma_pmu_clock(struct bcma_drv_cc *cc, u32 pll0, u32 m) -+{ -+ u32 tmp, div, ndiv, p1, p2, fc; -+ struct bcma_bus *bus = cc->core->bus; -+ -+ BUG_ON((pll0 & 3) || (pll0 > BCMA_CC_PMU4716_MAINPLL_PLL0)); -+ -+ BUG_ON(!m || m > 4); -+ -+ if (bus->chipinfo.id == 0x5357 || bus->chipinfo.id == 0x4749) { -+ /* Detect failure in clock setting */ -+ tmp = bcma_cc_read32(cc, BCMA_CC_CHIPSTAT); -+ if (tmp & 0x40000) -+ return 133 * 1000000; -+ } -+ -+ tmp = bcma_chipco_pll_read(cc, pll0 + BCMA_CC_PPL_P1P2_OFF); -+ p1 = (tmp & BCMA_CC_PPL_P1_MASK) >> BCMA_CC_PPL_P1_SHIFT; -+ p2 = (tmp & BCMA_CC_PPL_P2_MASK) >> BCMA_CC_PPL_P2_SHIFT; -+ -+ tmp = bcma_chipco_pll_read(cc, pll0 + BCMA_CC_PPL_M14_OFF); -+ div = (tmp >> ((m - 1) * BCMA_CC_PPL_MDIV_WIDTH)) & -+ BCMA_CC_PPL_MDIV_MASK; -+ -+ tmp = bcma_chipco_pll_read(cc, pll0 + BCMA_CC_PPL_NM5_OFF); -+ ndiv = (tmp & BCMA_CC_PPL_NDIV_MASK) >> BCMA_CC_PPL_NDIV_SHIFT; -+ -+ /* Do calculation in Mhz */ -+ fc = bcma_pmu_alp_clock(cc) / 1000000; -+ fc = (p1 * ndiv * fc) / p2; -+ -+ /* Return clock in Hertz */ -+ return (fc / div) * 1000000; -+} -+ -+/* query bus clock frequency for PMU-enabled chipcommon */ -+u32 bcma_pmu_get_clockcontrol(struct bcma_drv_cc *cc) -+{ -+ struct bcma_bus *bus = cc->core->bus; -+ -+ switch (bus->chipinfo.id) { -+ case 0x4716: -+ case 0x4748: -+ case 47162: -+ return bcma_pmu_clock(cc, BCMA_CC_PMU4716_MAINPLL_PLL0, -+ BCMA_CC_PMU5_MAINPLL_SSB); -+ case 0x5356: -+ return bcma_pmu_clock(cc, BCMA_CC_PMU5356_MAINPLL_PLL0, -+ BCMA_CC_PMU5_MAINPLL_SSB); -+ case 0x5357: -+ case 0x4749: -+ return bcma_pmu_clock(cc, BCMA_CC_PMU5357_MAINPLL_PLL0, -+ BCMA_CC_PMU5_MAINPLL_SSB); -+ case 0x5300: -+ return bcma_pmu_clock(cc, BCMA_CC_PMU4706_MAINPLL_PLL0, -+ BCMA_CC_PMU5_MAINPLL_SSB); -+ case 53572: -+ return 75000000; -+ default: -+ pr_warning("No backplane clock specified for %04X device, " -+ "pmu rev. %d, using default %d Hz\n", -+ bus->chipinfo.id, cc->pmu.rev, BCMA_CC_PMU_HT_CLOCK); -+ } -+ return BCMA_CC_PMU_HT_CLOCK; -+} -+ -+/* query cpu clock frequency for PMU-enabled chipcommon */ -+u32 bcma_pmu_get_clockcpu(struct bcma_drv_cc *cc) -+{ -+ struct bcma_bus *bus = cc->core->bus; -+ -+ if (bus->chipinfo.id == 53572) -+ return 300000000; -+ -+ if (cc->pmu.rev >= 5) { -+ u32 pll; -+ switch (bus->chipinfo.id) { -+ case 0x5356: -+ pll = BCMA_CC_PMU5356_MAINPLL_PLL0; -+ break; -+ case 0x5357: -+ case 0x4749: -+ pll = BCMA_CC_PMU5357_MAINPLL_PLL0; -+ break; -+ default: -+ pll = BCMA_CC_PMU4716_MAINPLL_PLL0; -+ break; -+ } -+ -+ /* TODO: if (bus->chipinfo.id == 0x5300) -+ return si_4706_pmu_clock(sih, osh, cc, PMU4706_MAINPLL_PLL0, PMU5_MAINPLL_CPU); */ -+ return bcma_pmu_clock(cc, pll, BCMA_CC_PMU5_MAINPLL_CPU); -+ } -+ -+ return bcma_pmu_get_clockcontrol(cc); -+} ---- /dev/null -+++ b/drivers/bcma/driver_pci.c -@@ -0,0 +1,225 @@ -+/* -+ * Broadcom specific AMBA -+ * PCI Core -+ * -+ * Copyright 2005, 2011, Broadcom Corporation -+ * Copyright 2006, 2007, Michael Buesch <m@bues.ch> -+ * Copyright 2011, 2012, Hauke Mehrtens <hauke@hauke-m.de> -+ * -+ * Licensed under the GNU/GPL. See COPYING for details. -+ */ -+ -+#include "bcma_private.h" -+#include <linux/bcma/bcma.h> -+ -+/************************************************** -+ * R/W ops. -+ **************************************************/ -+ -+u32 bcma_pcie_read(struct bcma_drv_pci *pc, u32 address) -+{ -+ pcicore_write32(pc, BCMA_CORE_PCI_PCIEIND_ADDR, address); -+ pcicore_read32(pc, BCMA_CORE_PCI_PCIEIND_ADDR); -+ return pcicore_read32(pc, BCMA_CORE_PCI_PCIEIND_DATA); -+} -+ -+#if 0 -+static void bcma_pcie_write(struct bcma_drv_pci *pc, u32 address, u32 data) -+{ -+ pcicore_write32(pc, BCMA_CORE_PCI_PCIEIND_ADDR, address); -+ pcicore_read32(pc, BCMA_CORE_PCI_PCIEIND_ADDR); -+ pcicore_write32(pc, BCMA_CORE_PCI_PCIEIND_DATA, data); -+} -+#endif -+ -+static void bcma_pcie_mdio_set_phy(struct bcma_drv_pci *pc, u8 phy) -+{ -+ u32 v; -+ int i; -+ -+ v = BCMA_CORE_PCI_MDIODATA_START; -+ v |= BCMA_CORE_PCI_MDIODATA_WRITE; -+ v |= (BCMA_CORE_PCI_MDIODATA_DEV_ADDR << -+ BCMA_CORE_PCI_MDIODATA_DEVADDR_SHF); -+ v |= (BCMA_CORE_PCI_MDIODATA_BLK_ADDR << -+ BCMA_CORE_PCI_MDIODATA_REGADDR_SHF); -+ v |= BCMA_CORE_PCI_MDIODATA_TA; -+ v |= (phy << 4); -+ pcicore_write32(pc, BCMA_CORE_PCI_MDIO_DATA, v); -+ -+ udelay(10); -+ for (i = 0; i < 200; i++) { -+ v = pcicore_read32(pc, BCMA_CORE_PCI_MDIO_CONTROL); -+ if (v & BCMA_CORE_PCI_MDIOCTL_ACCESS_DONE) -+ break; -+ msleep(1); -+ } -+} -+ -+static u16 bcma_pcie_mdio_read(struct bcma_drv_pci *pc, u8 device, u8 address) -+{ -+ int max_retries = 10; -+ u16 ret = 0; -+ u32 v; -+ int i; -+ -+ /* enable mdio access to SERDES */ -+ v = BCMA_CORE_PCI_MDIOCTL_PREAM_EN; -+ v |= BCMA_CORE_PCI_MDIOCTL_DIVISOR_VAL; -+ pcicore_write32(pc, BCMA_CORE_PCI_MDIO_CONTROL, v); -+ -+ if (pc->core->id.rev >= 10) { -+ max_retries = 200; -+ bcma_pcie_mdio_set_phy(pc, device); -+ v = (BCMA_CORE_PCI_MDIODATA_DEV_ADDR << -+ BCMA_CORE_PCI_MDIODATA_DEVADDR_SHF); -+ v |= (address << BCMA_CORE_PCI_MDIODATA_REGADDR_SHF); -+ } else { -+ v = (device << BCMA_CORE_PCI_MDIODATA_DEVADDR_SHF_OLD); -+ v |= (address << BCMA_CORE_PCI_MDIODATA_REGADDR_SHF_OLD); -+ } -+ -+ v = BCMA_CORE_PCI_MDIODATA_START; -+ v |= BCMA_CORE_PCI_MDIODATA_READ; -+ v |= BCMA_CORE_PCI_MDIODATA_TA; -+ -+ pcicore_write32(pc, BCMA_CORE_PCI_MDIO_DATA, v); -+ /* Wait for the device to complete the transaction */ -+ udelay(10); -+ for (i = 0; i < max_retries; i++) { -+ v = pcicore_read32(pc, BCMA_CORE_PCI_MDIO_CONTROL); -+ if (v & BCMA_CORE_PCI_MDIOCTL_ACCESS_DONE) { -+ udelay(10); -+ ret = pcicore_read32(pc, BCMA_CORE_PCI_MDIO_DATA); -+ break; -+ } -+ msleep(1); -+ } -+ pcicore_write32(pc, BCMA_CORE_PCI_MDIO_CONTROL, 0); -+ return ret; -+} -+ -+static void bcma_pcie_mdio_write(struct bcma_drv_pci *pc, u8 device, -+ u8 address, u16 data) -+{ -+ int max_retries = 10; -+ u32 v; -+ int i; -+ -+ /* enable mdio access to SERDES */ -+ v = BCMA_CORE_PCI_MDIOCTL_PREAM_EN; -+ v |= BCMA_CORE_PCI_MDIOCTL_DIVISOR_VAL; -+ pcicore_write32(pc, BCMA_CORE_PCI_MDIO_CONTROL, v); -+ -+ if (pc->core->id.rev >= 10) { -+ max_retries = 200; -+ bcma_pcie_mdio_set_phy(pc, device); -+ v = (BCMA_CORE_PCI_MDIODATA_DEV_ADDR << -+ BCMA_CORE_PCI_MDIODATA_DEVADDR_SHF); -+ v |= (address << BCMA_CORE_PCI_MDIODATA_REGADDR_SHF); -+ } else { -+ v = (device << BCMA_CORE_PCI_MDIODATA_DEVADDR_SHF_OLD); -+ v |= (address << BCMA_CORE_PCI_MDIODATA_REGADDR_SHF_OLD); -+ } -+ -+ v = BCMA_CORE_PCI_MDIODATA_START; -+ v |= BCMA_CORE_PCI_MDIODATA_WRITE; -+ v |= BCMA_CORE_PCI_MDIODATA_TA; -+ v |= data; -+ pcicore_write32(pc, BCMA_CORE_PCI_MDIO_DATA, v); -+ /* Wait for the device to complete the transaction */ -+ udelay(10); -+ for (i = 0; i < max_retries; i++) { -+ v = pcicore_read32(pc, BCMA_CORE_PCI_MDIO_CONTROL); -+ if (v & BCMA_CORE_PCI_MDIOCTL_ACCESS_DONE) -+ break; -+ msleep(1); -+ } -+ pcicore_write32(pc, BCMA_CORE_PCI_MDIO_CONTROL, 0); -+} -+ -+/************************************************** -+ * Workarounds. -+ **************************************************/ -+ -+static u8 bcma_pcicore_polarity_workaround(struct bcma_drv_pci *pc) -+{ -+ u32 tmp; -+ -+ tmp = bcma_pcie_read(pc, BCMA_CORE_PCI_PLP_STATUSREG); -+ if (tmp & BCMA_CORE_PCI_PLP_POLARITYINV_STAT) -+ return BCMA_CORE_PCI_SERDES_RX_CTRL_FORCE | -+ BCMA_CORE_PCI_SERDES_RX_CTRL_POLARITY; -+ else -+ return BCMA_CORE_PCI_SERDES_RX_CTRL_FORCE; -+} -+ -+static void bcma_pcicore_serdes_workaround(struct bcma_drv_pci *pc) -+{ -+ u16 tmp; -+ -+ bcma_pcie_mdio_write(pc, BCMA_CORE_PCI_MDIODATA_DEV_RX, -+ BCMA_CORE_PCI_SERDES_RX_CTRL, -+ bcma_pcicore_polarity_workaround(pc)); -+ tmp = bcma_pcie_mdio_read(pc, BCMA_CORE_PCI_MDIODATA_DEV_PLL, -+ BCMA_CORE_PCI_SERDES_PLL_CTRL); -+ if (tmp & BCMA_CORE_PCI_PLL_CTRL_FREQDET_EN) -+ bcma_pcie_mdio_write(pc, BCMA_CORE_PCI_MDIODATA_DEV_PLL, -+ BCMA_CORE_PCI_SERDES_PLL_CTRL, -+ tmp & ~BCMA_CORE_PCI_PLL_CTRL_FREQDET_EN); -+} -+ -+/************************************************** -+ * Init. -+ **************************************************/ -+ -+static void __devinit bcma_core_pci_clientmode_init(struct bcma_drv_pci *pc) -+{ -+ bcma_pcicore_serdes_workaround(pc); -+} -+ -+void __devinit bcma_core_pci_init(struct bcma_drv_pci *pc) -+{ -+ if (pc->setup_done) -+ return; -+ -+#ifdef CONFIG_BCMA_DRIVER_PCI_HOSTMODE -+ pc->hostmode = bcma_core_pci_is_in_hostmode(pc); -+ if (pc->hostmode) -+ bcma_core_pci_hostmode_init(pc); -+#endif /* CONFIG_BCMA_DRIVER_PCI_HOSTMODE */ -+ -+ if (!pc->hostmode) -+ bcma_core_pci_clientmode_init(pc); -+} -+ -+int bcma_core_pci_irq_ctl(struct bcma_drv_pci *pc, struct bcma_device *core, -+ bool enable) -+{ -+ struct pci_dev *pdev = pc->core->bus->host_pci; -+ u32 coremask, tmp; -+ int err = 0; -+ -+ if (core->bus->hosttype != BCMA_HOSTTYPE_PCI) { -+ /* This bcma device is not on a PCI host-bus. So the IRQs are -+ * not routed through the PCI core. -+ * So we must not enable routing through the PCI core. */ -+ goto out; -+ } -+ -+ err = pci_read_config_dword(pdev, BCMA_PCI_IRQMASK, &tmp); -+ if (err) -+ goto out; -+ -+ coremask = BIT(core->core_index) << 8; -+ if (enable) -+ tmp |= coremask; -+ else -+ tmp &= ~coremask; -+ -+ err = pci_write_config_dword(pdev, BCMA_PCI_IRQMASK, tmp); -+ -+out: -+ return err; -+} -+EXPORT_SYMBOL_GPL(bcma_core_pci_irq_ctl); ---- /dev/null -+++ b/drivers/bcma/host_pci.c -@@ -0,0 +1,292 @@ -+/* -+ * Broadcom specific AMBA -+ * PCI Host -+ * -+ * Licensed under the GNU/GPL. See COPYING for details. -+ */ -+ -+#include "bcma_private.h" -+#include <linux/slab.h> -+#include <linux/bcma/bcma.h> -+#include <linux/pci.h> -+#include <linux/module.h> -+ -+static void bcma_host_pci_switch_core(struct bcma_device *core) -+{ -+ pci_write_config_dword(core->bus->host_pci, BCMA_PCI_BAR0_WIN, -+ core->addr); -+ pci_write_config_dword(core->bus->host_pci, BCMA_PCI_BAR0_WIN2, -+ core->wrap); -+ core->bus->mapped_core = core; -+ pr_debug("Switched to core: 0x%X\n", core->id.id); -+} -+ -+/* Provides access to the requested core. Returns base offset that has to be -+ * used. It makes use of fixed windows when possible. */ -+static u16 bcma_host_pci_provide_access_to_core(struct bcma_device *core) -+{ -+ switch (core->id.id) { -+ case BCMA_CORE_CHIPCOMMON: -+ return 3 * BCMA_CORE_SIZE; -+ case BCMA_CORE_PCIE: -+ return 2 * BCMA_CORE_SIZE; -+ } -+ -+ if (core->bus->mapped_core != core) -+ bcma_host_pci_switch_core(core); -+ return 0; -+} -+ -+static u8 bcma_host_pci_read8(struct bcma_device *core, u16 offset) -+{ -+ offset += bcma_host_pci_provide_access_to_core(core); -+ return ioread8(core->bus->mmio + offset); -+} -+ -+static u16 bcma_host_pci_read16(struct bcma_device *core, u16 offset) -+{ -+ offset += bcma_host_pci_provide_access_to_core(core); -+ return ioread16(core->bus->mmio + offset); -+} -+ -+static u32 bcma_host_pci_read32(struct bcma_device *core, u16 offset) -+{ -+ offset += bcma_host_pci_provide_access_to_core(core); -+ return ioread32(core->bus->mmio + offset); -+} -+ -+static void bcma_host_pci_write8(struct bcma_device *core, u16 offset, -+ u8 value) -+{ -+ offset += bcma_host_pci_provide_access_to_core(core); -+ iowrite8(value, core->bus->mmio + offset); -+} -+ -+static void bcma_host_pci_write16(struct bcma_device *core, u16 offset, -+ u16 value) -+{ -+ offset += bcma_host_pci_provide_access_to_core(core); -+ iowrite16(value, core->bus->mmio + offset); -+} -+ -+static void bcma_host_pci_write32(struct bcma_device *core, u16 offset, -+ u32 value) -+{ -+ offset += bcma_host_pci_provide_access_to_core(core); -+ iowrite32(value, core->bus->mmio + offset); -+} -+ -+#ifdef CONFIG_BCMA_BLOCKIO -+void bcma_host_pci_block_read(struct bcma_device *core, void *buffer, -+ size_t count, u16 offset, u8 reg_width) -+{ -+ void __iomem *addr = core->bus->mmio + offset; -+ if (core->bus->mapped_core != core) -+ bcma_host_pci_switch_core(core); -+ switch (reg_width) { -+ case sizeof(u8): -+ ioread8_rep(addr, buffer, count); -+ break; -+ case sizeof(u16): -+ WARN_ON(count & 1); -+ ioread16_rep(addr, buffer, count >> 1); -+ break; -+ case sizeof(u32): -+ WARN_ON(count & 3); -+ ioread32_rep(addr, buffer, count >> 2); -+ break; -+ default: -+ WARN_ON(1); -+ } -+} -+ -+void bcma_host_pci_block_write(struct bcma_device *core, const void *buffer, -+ size_t count, u16 offset, u8 reg_width) -+{ -+ void __iomem *addr = core->bus->mmio + offset; -+ if (core->bus->mapped_core != core) -+ bcma_host_pci_switch_core(core); -+ switch (reg_width) { -+ case sizeof(u8): -+ iowrite8_rep(addr, buffer, count); -+ break; -+ case sizeof(u16): -+ WARN_ON(count & 1); -+ iowrite16_rep(addr, buffer, count >> 1); -+ break; -+ case sizeof(u32): -+ WARN_ON(count & 3); -+ iowrite32_rep(addr, buffer, count >> 2); -+ break; -+ default: -+ WARN_ON(1); -+ } -+} -+#endif -+ -+static u32 bcma_host_pci_aread32(struct bcma_device *core, u16 offset) -+{ -+ if (core->bus->mapped_core != core) -+ bcma_host_pci_switch_core(core); -+ return ioread32(core->bus->mmio + (1 * BCMA_CORE_SIZE) + offset); -+} -+ -+static void bcma_host_pci_awrite32(struct bcma_device *core, u16 offset, -+ u32 value) -+{ -+ if (core->bus->mapped_core != core) -+ bcma_host_pci_switch_core(core); -+ iowrite32(value, core->bus->mmio + (1 * BCMA_CORE_SIZE) + offset); -+} -+ -+const struct bcma_host_ops bcma_host_pci_ops = { -+ .read8 = bcma_host_pci_read8, -+ .read16 = bcma_host_pci_read16, -+ .read32 = bcma_host_pci_read32, -+ .write8 = bcma_host_pci_write8, -+ .write16 = bcma_host_pci_write16, -+ .write32 = bcma_host_pci_write32, -+#ifdef CONFIG_BCMA_BLOCKIO -+ .block_read = bcma_host_pci_block_read, -+ .block_write = bcma_host_pci_block_write, -+#endif -+ .aread32 = bcma_host_pci_aread32, -+ .awrite32 = bcma_host_pci_awrite32, -+}; -+ -+static int __devinit bcma_host_pci_probe(struct pci_dev *dev, -+ const struct pci_device_id *id) -+{ -+ struct bcma_bus *bus; -+ int err = -ENOMEM; -+ const char *name; -+ u32 val; -+ -+ /* Alloc */ -+ bus = kzalloc(sizeof(*bus), GFP_KERNEL); -+ if (!bus) -+ goto out; -+ -+ /* Basic PCI configuration */ -+ err = pci_enable_device(dev); -+ if (err) -+ goto err_kfree_bus; -+ -+ name = dev_name(&dev->dev); -+ if (dev->driver && dev->driver->name) -+ name = dev->driver->name; -+ err = pci_request_regions(dev, name); -+ if (err) -+ goto err_pci_disable; -+ pci_set_master(dev); -+ -+ /* Disable the RETRY_TIMEOUT register (0x41) to keep -+ * PCI Tx retries from interfering with C3 CPU state */ -+ pci_read_config_dword(dev, 0x40, &val); -+ if ((val & 0x0000ff00) != 0) -+ pci_write_config_dword(dev, 0x40, val & 0xffff00ff); -+ -+ /* SSB needed additional powering up, do we have any AMBA PCI cards? */ -+ if (!dev->is_pcie) -+ pr_err("PCI card detected, report problems.\n"); -+ -+ /* Map MMIO */ -+ err = -ENOMEM; -+ bus->mmio = pci_iomap(dev, 0, ~0UL); -+ if (!bus->mmio) -+ goto err_pci_release_regions; -+ -+ /* Host specific */ -+ bus->host_pci = dev; -+ bus->hosttype = BCMA_HOSTTYPE_PCI; -+ bus->ops = &bcma_host_pci_ops; -+ -+ /* Register */ -+ err = bcma_bus_register(bus); -+ if (err) -+ goto err_pci_unmap_mmio; -+ -+ pci_set_drvdata(dev, bus); -+ -+out: -+ return err; -+ -+err_pci_unmap_mmio: -+ pci_iounmap(dev, bus->mmio); -+err_pci_release_regions: -+ pci_release_regions(dev); -+err_pci_disable: -+ pci_disable_device(dev); -+err_kfree_bus: -+ kfree(bus); -+ return err; -+} -+ -+static void bcma_host_pci_remove(struct pci_dev *dev) -+{ -+ struct bcma_bus *bus = pci_get_drvdata(dev); -+ -+ bcma_bus_unregister(bus); -+ pci_iounmap(dev, bus->mmio); -+ pci_release_regions(dev); -+ pci_disable_device(dev); -+ kfree(bus); -+ pci_set_drvdata(dev, NULL); -+} -+ -+#ifdef CONFIG_PM -+static int bcma_host_pci_suspend(struct device *dev) -+{ -+ struct pci_dev *pdev = to_pci_dev(dev); -+ struct bcma_bus *bus = pci_get_drvdata(pdev); -+ -+ bus->mapped_core = NULL; -+ -+ return bcma_bus_suspend(bus); -+} -+ -+static int bcma_host_pci_resume(struct device *dev) -+{ -+ struct pci_dev *pdev = to_pci_dev(dev); -+ struct bcma_bus *bus = pci_get_drvdata(pdev); -+ -+ return bcma_bus_resume(bus); -+} -+ -+static SIMPLE_DEV_PM_OPS(bcma_pm_ops, bcma_host_pci_suspend, -+ bcma_host_pci_resume); -+#define BCMA_PM_OPS (&bcma_pm_ops) -+ -+#else /* CONFIG_PM */ -+ -+#define BCMA_PM_OPS NULL -+ -+#endif /* CONFIG_PM */ -+ -+static DEFINE_PCI_DEVICE_TABLE(bcma_pci_bridge_tbl) = { -+ { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x0576) }, -+ { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x4331) }, -+ { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x4353) }, -+ { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x4357) }, -+ { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x4727) }, -+ { 0, }, -+}; -+MODULE_DEVICE_TABLE(pci, bcma_pci_bridge_tbl); -+ -+static struct pci_driver bcma_pci_bridge_driver = { -+ .name = "bcma-pci-bridge", -+ .id_table = bcma_pci_bridge_tbl, -+ .probe = bcma_host_pci_probe, -+ .remove = bcma_host_pci_remove, -+ .driver.pm = BCMA_PM_OPS, -+}; -+ -+int __init bcma_host_pci_init(void) -+{ -+ return pci_register_driver(&bcma_pci_bridge_driver); -+} -+ -+void __exit bcma_host_pci_exit(void) -+{ -+ pci_unregister_driver(&bcma_pci_bridge_driver); -+} ---- /dev/null -+++ b/drivers/bcma/main.c -@@ -0,0 +1,387 @@ -+/* -+ * Broadcom specific AMBA -+ * Bus subsystem -+ * -+ * Licensed under the GNU/GPL. See COPYING for details. -+ */ -+ -+#include "bcma_private.h" -+#include <linux/module.h> -+#include <linux/bcma/bcma.h> -+#include <linux/slab.h> -+ -+MODULE_DESCRIPTION("Broadcom's specific AMBA driver"); -+MODULE_LICENSE("GPL"); -+ -+/* contains the number the next bus should get. */ -+static unsigned int bcma_bus_next_num = 0; -+ -+/* bcma_buses_mutex locks the bcma_bus_next_num */ -+static DEFINE_MUTEX(bcma_buses_mutex); -+ -+static int bcma_bus_match(struct device *dev, struct device_driver *drv); -+static int bcma_device_probe(struct device *dev); -+static int bcma_device_remove(struct device *dev); -+static int bcma_device_uevent(struct device *dev, struct kobj_uevent_env *env); -+ -+static ssize_t manuf_show(struct device *dev, struct device_attribute *attr, char *buf) -+{ -+ struct bcma_device *core = container_of(dev, struct bcma_device, dev); -+ return sprintf(buf, "0x%03X\n", core->id.manuf); -+} -+static ssize_t id_show(struct device *dev, struct device_attribute *attr, char *buf) -+{ -+ struct bcma_device *core = container_of(dev, struct bcma_device, dev); -+ return sprintf(buf, "0x%03X\n", core->id.id); -+} -+static ssize_t rev_show(struct device *dev, struct device_attribute *attr, char *buf) -+{ -+ struct bcma_device *core = container_of(dev, struct bcma_device, dev); -+ return sprintf(buf, "0x%02X\n", core->id.rev); -+} -+static ssize_t class_show(struct device *dev, struct device_attribute *attr, char *buf) -+{ -+ struct bcma_device *core = container_of(dev, struct bcma_device, dev); -+ return sprintf(buf, "0x%X\n", core->id.class); -+} -+static struct device_attribute bcma_device_attrs[] = { -+ __ATTR_RO(manuf), -+ __ATTR_RO(id), -+ __ATTR_RO(rev), -+ __ATTR_RO(class), -+ __ATTR_NULL, -+}; -+ -+static struct bus_type bcma_bus_type = { -+ .name = "bcma", -+ .match = bcma_bus_match, -+ .probe = bcma_device_probe, -+ .remove = bcma_device_remove, -+ .uevent = bcma_device_uevent, -+ .dev_attrs = bcma_device_attrs, -+}; -+ -+struct bcma_device *bcma_find_core(struct bcma_bus *bus, u16 coreid) -+{ -+ struct bcma_device *core; -+ -+ list_for_each_entry(core, &bus->cores, list) { -+ if (core->id.id == coreid) -+ return core; -+ } -+ return NULL; -+} -+EXPORT_SYMBOL_GPL(bcma_find_core); -+ -+static void bcma_release_core_dev(struct device *dev) -+{ -+ struct bcma_device *core = container_of(dev, struct bcma_device, dev); -+ if (core->io_addr) -+ iounmap(core->io_addr); -+ if (core->io_wrap) -+ iounmap(core->io_wrap); -+ kfree(core); -+} -+ -+static int bcma_register_cores(struct bcma_bus *bus) -+{ -+ struct bcma_device *core; -+ int err, dev_id = 0; -+ -+ list_for_each_entry(core, &bus->cores, list) { -+ /* We support that cores ourself */ -+ switch (core->id.id) { -+ case BCMA_CORE_CHIPCOMMON: -+ case BCMA_CORE_PCI: -+ case BCMA_CORE_PCIE: -+ case BCMA_CORE_MIPS_74K: -+ continue; -+ } -+ -+ core->dev.release = bcma_release_core_dev; -+ core->dev.bus = &bcma_bus_type; -+ dev_set_name(&core->dev, "bcma%d:%d", bus->num, dev_id); -+ -+ switch (bus->hosttype) { -+ case BCMA_HOSTTYPE_PCI: -+ core->dev.parent = &bus->host_pci->dev; -+ core->dma_dev = &bus->host_pci->dev; -+ core->irq = bus->host_pci->irq; -+ break; -+ case BCMA_HOSTTYPE_SOC: -+ core->dev.dma_mask = &core->dev.coherent_dma_mask; -+ core->dma_dev = &core->dev; -+ break; -+ case BCMA_HOSTTYPE_SDIO: -+ break; -+ } -+ -+ err = device_register(&core->dev); -+ if (err) { -+ pr_err("Could not register dev for core 0x%03X\n", -+ core->id.id); -+ continue; -+ } -+ core->dev_registered = true; -+ dev_id++; -+ } -+ -+ return 0; -+} -+ -+static void bcma_unregister_cores(struct bcma_bus *bus) -+{ -+ struct bcma_device *core; -+ -+ list_for_each_entry(core, &bus->cores, list) { -+ if (core->dev_registered) -+ device_unregister(&core->dev); -+ } -+} -+ -+int __devinit bcma_bus_register(struct bcma_bus *bus) -+{ -+ int err; -+ struct bcma_device *core; -+ -+ mutex_lock(&bcma_buses_mutex); -+ bus->num = bcma_bus_next_num++; -+ mutex_unlock(&bcma_buses_mutex); -+ -+ /* Scan for devices (cores) */ -+ err = bcma_bus_scan(bus); -+ if (err) { -+ pr_err("Failed to scan: %d\n", err); -+ return -1; -+ } -+ -+ /* Init CC core */ -+ core = bcma_find_core(bus, BCMA_CORE_CHIPCOMMON); -+ if (core) { -+ bus->drv_cc.core = core; -+ bcma_core_chipcommon_init(&bus->drv_cc); -+ } -+ -+ /* Init MIPS core */ -+ core = bcma_find_core(bus, BCMA_CORE_MIPS_74K); -+ if (core) { -+ bus->drv_mips.core = core; -+ bcma_core_mips_init(&bus->drv_mips); -+ } -+ -+ /* Init PCIE core */ -+ core = bcma_find_core(bus, BCMA_CORE_PCIE); -+ if (core) { -+ bus->drv_pci.core = core; -+ bcma_core_pci_init(&bus->drv_pci); -+ } -+ -+ /* Try to get SPROM */ -+ err = bcma_sprom_get(bus); -+ if (err == -ENOENT) { -+ pr_err("No SPROM available\n"); -+ } else if (err) -+ pr_err("Failed to get SPROM: %d\n", err); -+ -+ /* Register found cores */ -+ bcma_register_cores(bus); -+ -+ pr_info("Bus registered\n"); -+ -+ return 0; -+} -+ -+void bcma_bus_unregister(struct bcma_bus *bus) -+{ -+ bcma_unregister_cores(bus); -+} -+ -+int __init bcma_bus_early_register(struct bcma_bus *bus, -+ struct bcma_device *core_cc, -+ struct bcma_device *core_mips) -+{ -+ int err; -+ struct bcma_device *core; -+ struct bcma_device_id match; -+ -+ bcma_init_bus(bus); -+ -+ match.manuf = BCMA_MANUF_BCM; -+ match.id = BCMA_CORE_CHIPCOMMON; -+ match.class = BCMA_CL_SIM; -+ match.rev = BCMA_ANY_REV; -+ -+ /* Scan for chip common core */ -+ err = bcma_bus_scan_early(bus, &match, core_cc); -+ if (err) { -+ pr_err("Failed to scan for common core: %d\n", err); -+ return -1; -+ } -+ -+ match.manuf = BCMA_MANUF_MIPS; -+ match.id = BCMA_CORE_MIPS_74K; -+ match.class = BCMA_CL_SIM; -+ match.rev = BCMA_ANY_REV; -+ -+ /* Scan for mips core */ -+ err = bcma_bus_scan_early(bus, &match, core_mips); -+ if (err) { -+ pr_err("Failed to scan for mips core: %d\n", err); -+ return -1; -+ } -+ -+ /* Init CC core */ -+ core = bcma_find_core(bus, BCMA_CORE_CHIPCOMMON); -+ if (core) { -+ bus->drv_cc.core = core; -+ bcma_core_chipcommon_init(&bus->drv_cc); -+ } -+ -+ /* Init MIPS core */ -+ core = bcma_find_core(bus, BCMA_CORE_MIPS_74K); -+ if (core) { -+ bus->drv_mips.core = core; -+ bcma_core_mips_init(&bus->drv_mips); -+ } -+ -+ pr_info("Early bus registered\n"); -+ -+ return 0; -+} -+ -+#ifdef CONFIG_PM -+int bcma_bus_suspend(struct bcma_bus *bus) -+{ -+ struct bcma_device *core; -+ -+ list_for_each_entry(core, &bus->cores, list) { -+ struct device_driver *drv = core->dev.driver; -+ if (drv) { -+ struct bcma_driver *adrv = container_of(drv, struct bcma_driver, drv); -+ if (adrv->suspend) -+ adrv->suspend(core); -+ } -+ } -+ return 0; -+} -+ -+int bcma_bus_resume(struct bcma_bus *bus) -+{ -+ struct bcma_device *core; -+ -+ /* Init CC core */ -+ core = bcma_find_core(bus, BCMA_CORE_CHIPCOMMON); -+ if (core) { -+ bus->drv_cc.setup_done = false; -+ bcma_core_chipcommon_init(&bus->drv_cc); -+ } -+ -+ list_for_each_entry(core, &bus->cores, list) { -+ struct device_driver *drv = core->dev.driver; -+ if (drv) { -+ struct bcma_driver *adrv = container_of(drv, struct bcma_driver, drv); -+ if (adrv->resume) -+ adrv->resume(core); -+ } -+ } -+ -+ return 0; -+} -+#endif -+ -+int __bcma_driver_register(struct bcma_driver *drv, struct module *owner) -+{ -+ drv->drv.name = drv->name; -+ drv->drv.bus = &bcma_bus_type; -+ drv->drv.owner = owner; -+ -+ return driver_register(&drv->drv); -+} -+EXPORT_SYMBOL_GPL(__bcma_driver_register); -+ -+void bcma_driver_unregister(struct bcma_driver *drv) -+{ -+ driver_unregister(&drv->drv); -+} -+EXPORT_SYMBOL_GPL(bcma_driver_unregister); -+ -+static int bcma_bus_match(struct device *dev, struct device_driver *drv) -+{ -+ struct bcma_device *core = container_of(dev, struct bcma_device, dev); -+ struct bcma_driver *adrv = container_of(drv, struct bcma_driver, drv); -+ const struct bcma_device_id *cid = &core->id; -+ const struct bcma_device_id *did; -+ -+ for (did = adrv->id_table; did->manuf || did->id || did->rev; did++) { -+ if ((did->manuf == cid->manuf || did->manuf == BCMA_ANY_MANUF) && -+ (did->id == cid->id || did->id == BCMA_ANY_ID) && -+ (did->rev == cid->rev || did->rev == BCMA_ANY_REV) && -+ (did->class == cid->class || did->class == BCMA_ANY_CLASS)) -+ return 1; -+ } -+ return 0; -+} -+ -+static int bcma_device_probe(struct device *dev) -+{ -+ struct bcma_device *core = container_of(dev, struct bcma_device, dev); -+ struct bcma_driver *adrv = container_of(dev->driver, struct bcma_driver, -+ drv); -+ int err = 0; -+ -+ if (adrv->probe) -+ err = adrv->probe(core); -+ -+ return err; -+} -+ -+static int bcma_device_remove(struct device *dev) -+{ -+ struct bcma_device *core = container_of(dev, struct bcma_device, dev); -+ struct bcma_driver *adrv = container_of(dev->driver, struct bcma_driver, -+ drv); -+ -+ if (adrv->remove) -+ adrv->remove(core); -+ -+ return 0; -+} -+ -+static int bcma_device_uevent(struct device *dev, struct kobj_uevent_env *env) -+{ -+ struct bcma_device *core = container_of(dev, struct bcma_device, dev); -+ -+ return add_uevent_var(env, -+ "MODALIAS=bcma:m%04Xid%04Xrev%02Xcl%02X", -+ core->id.manuf, core->id.id, -+ core->id.rev, core->id.class); -+} -+ -+static int __init bcma_modinit(void) -+{ -+ int err; -+ -+ err = bus_register(&bcma_bus_type); -+ if (err) -+ return err; -+ -+#ifdef CONFIG_BCMA_HOST_PCI -+ err = bcma_host_pci_init(); -+ if (err) { -+ pr_err("PCI host initialization failed\n"); -+ err = 0; -+ } -+#endif -+ -+ return err; -+} -+fs_initcall(bcma_modinit); -+ -+static void __exit bcma_modexit(void) -+{ -+#ifdef CONFIG_BCMA_HOST_PCI -+ bcma_host_pci_exit(); -+#endif -+ bus_unregister(&bcma_bus_type); -+} -+module_exit(bcma_modexit) ---- /dev/null -+++ b/drivers/bcma/scan.c -@@ -0,0 +1,507 @@ -+/* -+ * Broadcom specific AMBA -+ * Bus scanning -+ * -+ * Licensed under the GNU/GPL. See COPYING for details. -+ */ -+ -+#include "scan.h" -+#include "bcma_private.h" -+ -+#include <linux/bcma/bcma.h> -+#include <linux/bcma/bcma_regs.h> -+#include <linux/pci.h> -+#include <linux/io.h> -+#include <linux/dma-mapping.h> -+#include <linux/slab.h> -+ -+struct bcma_device_id_name { -+ u16 id; -+ const char *name; -+}; -+struct bcma_device_id_name bcma_device_names[] = { -+ { BCMA_CORE_OOB_ROUTER, "OOB Router" }, -+ { BCMA_CORE_INVALID, "Invalid" }, -+ { BCMA_CORE_CHIPCOMMON, "ChipCommon" }, -+ { BCMA_CORE_ILINE20, "ILine 20" }, -+ { BCMA_CORE_SRAM, "SRAM" }, -+ { BCMA_CORE_SDRAM, "SDRAM" }, -+ { BCMA_CORE_PCI, "PCI" }, -+ { BCMA_CORE_MIPS, "MIPS" }, -+ { BCMA_CORE_ETHERNET, "Fast Ethernet" }, -+ { BCMA_CORE_V90, "V90" }, -+ { BCMA_CORE_USB11_HOSTDEV, "USB 1.1 Hostdev" }, -+ { BCMA_CORE_ADSL, "ADSL" }, -+ { BCMA_CORE_ILINE100, "ILine 100" }, -+ { BCMA_CORE_IPSEC, "IPSEC" }, -+ { BCMA_CORE_UTOPIA, "UTOPIA" }, -+ { BCMA_CORE_PCMCIA, "PCMCIA" }, -+ { BCMA_CORE_INTERNAL_MEM, "Internal Memory" }, -+ { BCMA_CORE_MEMC_SDRAM, "MEMC SDRAM" }, -+ { BCMA_CORE_OFDM, "OFDM" }, -+ { BCMA_CORE_EXTIF, "EXTIF" }, -+ { BCMA_CORE_80211, "IEEE 802.11" }, -+ { BCMA_CORE_PHY_A, "PHY A" }, -+ { BCMA_CORE_PHY_B, "PHY B" }, -+ { BCMA_CORE_PHY_G, "PHY G" }, -+ { BCMA_CORE_MIPS_3302, "MIPS 3302" }, -+ { BCMA_CORE_USB11_HOST, "USB 1.1 Host" }, -+ { BCMA_CORE_USB11_DEV, "USB 1.1 Device" }, -+ { BCMA_CORE_USB20_HOST, "USB 2.0 Host" }, -+ { BCMA_CORE_USB20_DEV, "USB 2.0 Device" }, -+ { BCMA_CORE_SDIO_HOST, "SDIO Host" }, -+ { BCMA_CORE_ROBOSWITCH, "Roboswitch" }, -+ { BCMA_CORE_PARA_ATA, "PATA" }, -+ { BCMA_CORE_SATA_XORDMA, "SATA XOR-DMA" }, -+ { BCMA_CORE_ETHERNET_GBIT, "GBit Ethernet" }, -+ { BCMA_CORE_PCIE, "PCIe" }, -+ { BCMA_CORE_PHY_N, "PHY N" }, -+ { BCMA_CORE_SRAM_CTL, "SRAM Controller" }, -+ { BCMA_CORE_MINI_MACPHY, "Mini MACPHY" }, -+ { BCMA_CORE_ARM_1176, "ARM 1176" }, -+ { BCMA_CORE_ARM_7TDMI, "ARM 7TDMI" }, -+ { BCMA_CORE_PHY_LP, "PHY LP" }, -+ { BCMA_CORE_PMU, "PMU" }, -+ { BCMA_CORE_PHY_SSN, "PHY SSN" }, -+ { BCMA_CORE_SDIO_DEV, "SDIO Device" }, -+ { BCMA_CORE_ARM_CM3, "ARM CM3" }, -+ { BCMA_CORE_PHY_HT, "PHY HT" }, -+ { BCMA_CORE_MIPS_74K, "MIPS 74K" }, -+ { BCMA_CORE_MAC_GBIT, "GBit MAC" }, -+ { BCMA_CORE_DDR12_MEM_CTL, "DDR1/DDR2 Memory Controller" }, -+ { BCMA_CORE_PCIE_RC, "PCIe Root Complex" }, -+ { BCMA_CORE_OCP_OCP_BRIDGE, "OCP to OCP Bridge" }, -+ { BCMA_CORE_SHARED_COMMON, "Common Shared" }, -+ { BCMA_CORE_OCP_AHB_BRIDGE, "OCP to AHB Bridge" }, -+ { BCMA_CORE_SPI_HOST, "SPI Host" }, -+ { BCMA_CORE_I2S, "I2S" }, -+ { BCMA_CORE_SDR_DDR1_MEM_CTL, "SDR/DDR1 Memory Controller" }, -+ { BCMA_CORE_SHIM, "SHIM" }, -+ { BCMA_CORE_DEFAULT, "Default" }, -+}; -+const char *bcma_device_name(struct bcma_device_id *id) -+{ -+ int i; -+ -+ if (id->manuf == BCMA_MANUF_BCM) { -+ for (i = 0; i < ARRAY_SIZE(bcma_device_names); i++) { -+ if (bcma_device_names[i].id == id->id) -+ return bcma_device_names[i].name; -+ } -+ } -+ return "UNKNOWN"; -+} -+ -+static u32 bcma_scan_read32(struct bcma_bus *bus, u8 current_coreidx, -+ u16 offset) -+{ -+ return readl(bus->mmio + offset); -+} -+ -+static void bcma_scan_switch_core(struct bcma_bus *bus, u32 addr) -+{ -+ if (bus->hosttype == BCMA_HOSTTYPE_PCI) -+ pci_write_config_dword(bus->host_pci, BCMA_PCI_BAR0_WIN, -+ addr); -+} -+ -+static u32 bcma_erom_get_ent(struct bcma_bus *bus, u32 **eromptr) -+{ -+ u32 ent = readl(*eromptr); -+ (*eromptr)++; -+ return ent; -+} -+ -+static void bcma_erom_push_ent(u32 **eromptr) -+{ -+ (*eromptr)--; -+} -+ -+static s32 bcma_erom_get_ci(struct bcma_bus *bus, u32 **eromptr) -+{ -+ u32 ent = bcma_erom_get_ent(bus, eromptr); -+ if (!(ent & SCAN_ER_VALID)) -+ return -ENOENT; -+ if ((ent & SCAN_ER_TAG) != SCAN_ER_TAG_CI) -+ return -ENOENT; -+ return ent; -+} -+ -+static bool bcma_erom_is_end(struct bcma_bus *bus, u32 **eromptr) -+{ -+ u32 ent = bcma_erom_get_ent(bus, eromptr); -+ bcma_erom_push_ent(eromptr); -+ return (ent == (SCAN_ER_TAG_END | SCAN_ER_VALID)); -+} -+ -+static bool bcma_erom_is_bridge(struct bcma_bus *bus, u32 **eromptr) -+{ -+ u32 ent = bcma_erom_get_ent(bus, eromptr); -+ bcma_erom_push_ent(eromptr); -+ return (((ent & SCAN_ER_VALID)) && -+ ((ent & SCAN_ER_TAGX) == SCAN_ER_TAG_ADDR) && -+ ((ent & SCAN_ADDR_TYPE) == SCAN_ADDR_TYPE_BRIDGE)); -+} -+ -+static void bcma_erom_skip_component(struct bcma_bus *bus, u32 **eromptr) -+{ -+ u32 ent; -+ while (1) { -+ ent = bcma_erom_get_ent(bus, eromptr); -+ if ((ent & SCAN_ER_VALID) && -+ ((ent & SCAN_ER_TAG) == SCAN_ER_TAG_CI)) -+ break; -+ if (ent == (SCAN_ER_TAG_END | SCAN_ER_VALID)) -+ break; -+ } -+ bcma_erom_push_ent(eromptr); -+} -+ -+static s32 bcma_erom_get_mst_port(struct bcma_bus *bus, u32 **eromptr) -+{ -+ u32 ent = bcma_erom_get_ent(bus, eromptr); -+ if (!(ent & SCAN_ER_VALID)) -+ return -ENOENT; -+ if ((ent & SCAN_ER_TAG) != SCAN_ER_TAG_MP) -+ return -ENOENT; -+ return ent; -+} -+ -+static s32 bcma_erom_get_addr_desc(struct bcma_bus *bus, u32 **eromptr, -+ u32 type, u8 port) -+{ -+ u32 addrl, addrh, sizel, sizeh = 0; -+ u32 size; -+ -+ u32 ent = bcma_erom_get_ent(bus, eromptr); -+ if ((!(ent & SCAN_ER_VALID)) || -+ ((ent & SCAN_ER_TAGX) != SCAN_ER_TAG_ADDR) || -+ ((ent & SCAN_ADDR_TYPE) != type) || -+ (((ent & SCAN_ADDR_PORT) >> SCAN_ADDR_PORT_SHIFT) != port)) { -+ bcma_erom_push_ent(eromptr); -+ return -EINVAL; -+ } -+ -+ addrl = ent & SCAN_ADDR_ADDR; -+ if (ent & SCAN_ADDR_AG32) -+ addrh = bcma_erom_get_ent(bus, eromptr); -+ else -+ addrh = 0; -+ -+ if ((ent & SCAN_ADDR_SZ) == SCAN_ADDR_SZ_SZD) { -+ size = bcma_erom_get_ent(bus, eromptr); -+ sizel = size & SCAN_SIZE_SZ; -+ if (size & SCAN_SIZE_SG32) -+ sizeh = bcma_erom_get_ent(bus, eromptr); -+ } else -+ sizel = SCAN_ADDR_SZ_BASE << -+ ((ent & SCAN_ADDR_SZ) >> SCAN_ADDR_SZ_SHIFT); -+ -+ return addrl; -+} -+ -+static struct bcma_device *bcma_find_core_by_index(struct bcma_bus *bus, -+ u16 index) -+{ -+ struct bcma_device *core; -+ -+ list_for_each_entry(core, &bus->cores, list) { -+ if (core->core_index == index) -+ return core; -+ } -+ return NULL; -+} -+ -+static struct bcma_device *bcma_find_core_reverse(struct bcma_bus *bus, u16 coreid) -+{ -+ struct bcma_device *core; -+ -+ list_for_each_entry_reverse(core, &bus->cores, list) { -+ if (core->id.id == coreid) -+ return core; -+ } -+ return NULL; -+} -+ -+static int bcma_get_next_core(struct bcma_bus *bus, u32 __iomem **eromptr, -+ struct bcma_device_id *match, int core_num, -+ struct bcma_device *core) -+{ -+ s32 tmp; -+ u8 i, j; -+ s32 cia, cib; -+ u8 ports[2], wrappers[2]; -+ -+ /* get CIs */ -+ cia = bcma_erom_get_ci(bus, eromptr); -+ if (cia < 0) { -+ bcma_erom_push_ent(eromptr); -+ if (bcma_erom_is_end(bus, eromptr)) -+ return -ESPIPE; -+ return -EILSEQ; -+ } -+ cib = bcma_erom_get_ci(bus, eromptr); -+ if (cib < 0) -+ return -EILSEQ; -+ -+ /* parse CIs */ -+ core->id.class = (cia & SCAN_CIA_CLASS) >> SCAN_CIA_CLASS_SHIFT; -+ core->id.id = (cia & SCAN_CIA_ID) >> SCAN_CIA_ID_SHIFT; -+ core->id.manuf = (cia & SCAN_CIA_MANUF) >> SCAN_CIA_MANUF_SHIFT; -+ ports[0] = (cib & SCAN_CIB_NMP) >> SCAN_CIB_NMP_SHIFT; -+ ports[1] = (cib & SCAN_CIB_NSP) >> SCAN_CIB_NSP_SHIFT; -+ wrappers[0] = (cib & SCAN_CIB_NMW) >> SCAN_CIB_NMW_SHIFT; -+ wrappers[1] = (cib & SCAN_CIB_NSW) >> SCAN_CIB_NSW_SHIFT; -+ core->id.rev = (cib & SCAN_CIB_REV) >> SCAN_CIB_REV_SHIFT; -+ -+ if (((core->id.manuf == BCMA_MANUF_ARM) && -+ (core->id.id == 0xFFF)) || -+ (ports[1] == 0)) { -+ bcma_erom_skip_component(bus, eromptr); -+ return -ENXIO; -+ } -+ -+ /* check if component is a core at all */ -+ if (wrappers[0] + wrappers[1] == 0) { -+ /* we could save addrl of the router -+ if (cid == BCMA_CORE_OOB_ROUTER) -+ */ -+ bcma_erom_skip_component(bus, eromptr); -+ return -ENXIO; -+ } -+ -+ if (bcma_erom_is_bridge(bus, eromptr)) { -+ bcma_erom_skip_component(bus, eromptr); -+ return -ENXIO; -+ } -+ -+ if (bcma_find_core_by_index(bus, core_num)) { -+ bcma_erom_skip_component(bus, eromptr); -+ return -ENODEV; -+ } -+ -+ if (match && ((match->manuf != BCMA_ANY_MANUF && -+ match->manuf != core->id.manuf) || -+ (match->id != BCMA_ANY_ID && match->id != core->id.id) || -+ (match->rev != BCMA_ANY_REV && match->rev != core->id.rev) || -+ (match->class != BCMA_ANY_CLASS && match->class != core->id.class) -+ )) { -+ bcma_erom_skip_component(bus, eromptr); -+ return -ENODEV; -+ } -+ -+ /* get & parse master ports */ -+ for (i = 0; i < ports[0]; i++) { -+ s32 mst_port_d = bcma_erom_get_mst_port(bus, eromptr); -+ if (mst_port_d < 0) -+ return -EILSEQ; -+ } -+ -+ /* get & parse slave ports */ -+ for (i = 0; i < ports[1]; i++) { -+ for (j = 0; ; j++) { -+ tmp = bcma_erom_get_addr_desc(bus, eromptr, -+ SCAN_ADDR_TYPE_SLAVE, i); -+ if (tmp < 0) { -+ /* no more entries for port _i_ */ -+ /* pr_debug("erom: slave port %d " -+ * "has %d descriptors\n", i, j); */ -+ break; -+ } else { -+ if (i == 0 && j == 0) -+ core->addr = tmp; -+ } -+ } -+ } -+ -+ /* get & parse master wrappers */ -+ for (i = 0; i < wrappers[0]; i++) { -+ for (j = 0; ; j++) { -+ tmp = bcma_erom_get_addr_desc(bus, eromptr, -+ SCAN_ADDR_TYPE_MWRAP, i); -+ if (tmp < 0) { -+ /* no more entries for port _i_ */ -+ /* pr_debug("erom: master wrapper %d " -+ * "has %d descriptors\n", i, j); */ -+ break; -+ } else { -+ if (i == 0 && j == 0) -+ core->wrap = tmp; -+ } -+ } -+ } -+ -+ /* get & parse slave wrappers */ -+ for (i = 0; i < wrappers[1]; i++) { -+ u8 hack = (ports[1] == 1) ? 0 : 1; -+ for (j = 0; ; j++) { -+ tmp = bcma_erom_get_addr_desc(bus, eromptr, -+ SCAN_ADDR_TYPE_SWRAP, i + hack); -+ if (tmp < 0) { -+ /* no more entries for port _i_ */ -+ /* pr_debug("erom: master wrapper %d " -+ * has %d descriptors\n", i, j); */ -+ break; -+ } else { -+ if (wrappers[0] == 0 && !i && !j) -+ core->wrap = tmp; -+ } -+ } -+ } -+ if (bus->hosttype == BCMA_HOSTTYPE_SOC) { -+ core->io_addr = ioremap_nocache(core->addr, BCMA_CORE_SIZE); -+ if (!core->io_addr) -+ return -ENOMEM; -+ core->io_wrap = ioremap_nocache(core->wrap, BCMA_CORE_SIZE); -+ if (!core->io_wrap) { -+ iounmap(core->io_addr); -+ return -ENOMEM; -+ } -+ } -+ return 0; -+} -+ -+void bcma_init_bus(struct bcma_bus *bus) -+{ -+ s32 tmp; -+ struct bcma_chipinfo *chipinfo = &(bus->chipinfo); -+ -+ if (bus->init_done) -+ return; -+ -+ INIT_LIST_HEAD(&bus->cores); -+ bus->nr_cores = 0; -+ -+ bcma_scan_switch_core(bus, BCMA_ADDR_BASE); -+ -+ tmp = bcma_scan_read32(bus, 0, BCMA_CC_ID); -+ chipinfo->id = (tmp & BCMA_CC_ID_ID) >> BCMA_CC_ID_ID_SHIFT; -+ chipinfo->rev = (tmp & BCMA_CC_ID_REV) >> BCMA_CC_ID_REV_SHIFT; -+ chipinfo->pkg = (tmp & BCMA_CC_ID_PKG) >> BCMA_CC_ID_PKG_SHIFT; -+ pr_info("Found chip with id 0x%04X, rev 0x%02X and package 0x%02X\n", -+ chipinfo->id, chipinfo->rev, chipinfo->pkg); -+ -+ bus->init_done = true; -+} -+ -+int bcma_bus_scan(struct bcma_bus *bus) -+{ -+ u32 erombase; -+ u32 __iomem *eromptr, *eromend; -+ -+ int err, core_num = 0; -+ -+ bcma_init_bus(bus); -+ -+ erombase = bcma_scan_read32(bus, 0, BCMA_CC_EROM); -+ if (bus->hosttype == BCMA_HOSTTYPE_SOC) { -+ eromptr = ioremap_nocache(erombase, BCMA_CORE_SIZE); -+ if (!eromptr) -+ return -ENOMEM; -+ } else { -+ eromptr = bus->mmio; -+ } -+ -+ eromend = eromptr + BCMA_CORE_SIZE / sizeof(u32); -+ -+ bcma_scan_switch_core(bus, erombase); -+ -+ while (eromptr < eromend) { -+ struct bcma_device *other_core; -+ struct bcma_device *core = kzalloc(sizeof(*core), GFP_KERNEL); -+ if (!core) -+ return -ENOMEM; -+ INIT_LIST_HEAD(&core->list); -+ core->bus = bus; -+ -+ err = bcma_get_next_core(bus, &eromptr, NULL, core_num, core); -+ if (err < 0) { -+ kfree(core); -+ if (err == -ENODEV) { -+ core_num++; -+ continue; -+ } else if (err == -ENXIO) { -+ continue; -+ } else if (err == -ESPIPE) { -+ break; -+ } -+ return err; -+ } -+ -+ core->core_index = core_num++; -+ bus->nr_cores++; -+ other_core = bcma_find_core_reverse(bus, core->id.id); -+ core->core_unit = (other_core == NULL) ? 0 : other_core->core_unit + 1; -+ -+ pr_info("Core %d found: %s " -+ "(manuf 0x%03X, id 0x%03X, rev 0x%02X, class 0x%X)\n", -+ core->core_index, bcma_device_name(&core->id), -+ core->id.manuf, core->id.id, core->id.rev, -+ core->id.class); -+ -+ list_add(&core->list, &bus->cores); -+ } -+ -+ if (bus->hosttype == BCMA_HOSTTYPE_SOC) -+ iounmap(eromptr); -+ -+ return 0; -+} -+ -+int __init bcma_bus_scan_early(struct bcma_bus *bus, -+ struct bcma_device_id *match, -+ struct bcma_device *core) -+{ -+ u32 erombase; -+ u32 __iomem *eromptr, *eromend; -+ -+ int err = -ENODEV; -+ int core_num = 0; -+ -+ erombase = bcma_scan_read32(bus, 0, BCMA_CC_EROM); -+ if (bus->hosttype == BCMA_HOSTTYPE_SOC) { -+ eromptr = ioremap_nocache(erombase, BCMA_CORE_SIZE); -+ if (!eromptr) -+ return -ENOMEM; -+ } else { -+ eromptr = bus->mmio; -+ } -+ -+ eromend = eromptr + BCMA_CORE_SIZE / sizeof(u32); -+ -+ bcma_scan_switch_core(bus, erombase); -+ -+ while (eromptr < eromend) { -+ memset(core, 0, sizeof(*core)); -+ INIT_LIST_HEAD(&core->list); -+ core->bus = bus; -+ -+ err = bcma_get_next_core(bus, &eromptr, match, core_num, core); -+ if (err == -ENODEV) { -+ core_num++; -+ continue; -+ } else if (err == -ENXIO) -+ continue; -+ else if (err == -ESPIPE) -+ break; -+ else if (err < 0) -+ return err; -+ -+ core->core_index = core_num++; -+ bus->nr_cores++; -+ pr_info("Core %d found: %s " -+ "(manuf 0x%03X, id 0x%03X, rev 0x%02X, class 0x%X)\n", -+ core->core_index, bcma_device_name(&core->id), -+ core->id.manuf, core->id.id, core->id.rev, -+ core->id.class); -+ -+ list_add(&core->list, &bus->cores); -+ err = 0; -+ break; -+ } -+ -+ if (bus->hosttype == BCMA_HOSTTYPE_SOC) -+ iounmap(eromptr); -+ -+ return err; -+} ---- /dev/null -+++ b/drivers/bcma/scan.h -@@ -0,0 +1,56 @@ -+#ifndef BCMA_SCAN_H_ -+#define BCMA_SCAN_H_ -+ -+#define BCMA_ADDR_BASE 0x18000000 -+#define BCMA_WRAP_BASE 0x18100000 -+ -+#define SCAN_ER_VALID 0x00000001 -+#define SCAN_ER_TAGX 0x00000006 /* we have to ignore 0x8 bit when checking tag for SCAN_ER_TAG_ADDR */ -+#define SCAN_ER_TAG 0x0000000E -+#define SCAN_ER_TAG_CI 0x00000000 -+#define SCAN_ER_TAG_MP 0x00000002 -+#define SCAN_ER_TAG_ADDR 0x00000004 -+#define SCAN_ER_TAG_END 0x0000000E -+#define SCAN_ER_BAD 0xFFFFFFFF -+ -+#define SCAN_CIA_CLASS 0x000000F0 -+#define SCAN_CIA_CLASS_SHIFT 4 -+#define SCAN_CIA_ID 0x000FFF00 -+#define SCAN_CIA_ID_SHIFT 8 -+#define SCAN_CIA_MANUF 0xFFF00000 -+#define SCAN_CIA_MANUF_SHIFT 20 -+ -+#define SCAN_CIB_NMP 0x000001F0 -+#define SCAN_CIB_NMP_SHIFT 4 -+#define SCAN_CIB_NSP 0x00003E00 -+#define SCAN_CIB_NSP_SHIFT 9 -+#define SCAN_CIB_NMW 0x0007C000 -+#define SCAN_CIB_NMW_SHIFT 14 -+#define SCAN_CIB_NSW 0x00F80000 -+#define SCAN_CIB_NSW_SHIFT 17 -+#define SCAN_CIB_REV 0xFF000000 -+#define SCAN_CIB_REV_SHIFT 24 -+ -+#define SCAN_ADDR_AG32 0x00000008 -+#define SCAN_ADDR_SZ 0x00000030 -+#define SCAN_ADDR_SZ_SHIFT 4 -+#define SCAN_ADDR_SZ_4K 0x00000000 -+#define SCAN_ADDR_SZ_8K 0x00000010 -+#define SCAN_ADDR_SZ_16K 0x00000020 -+#define SCAN_ADDR_SZ_SZD 0x00000030 -+#define SCAN_ADDR_TYPE 0x000000C0 -+#define SCAN_ADDR_TYPE_SLAVE 0x00000000 -+#define SCAN_ADDR_TYPE_BRIDGE 0x00000040 -+#define SCAN_ADDR_TYPE_SWRAP 0x00000080 -+#define SCAN_ADDR_TYPE_MWRAP 0x000000C0 -+#define SCAN_ADDR_PORT 0x00000F00 -+#define SCAN_ADDR_PORT_SHIFT 8 -+#define SCAN_ADDR_ADDR 0xFFFFF000 -+ -+#define SCAN_ADDR_SZ_BASE 0x00001000 /* 4KB */ -+ -+#define SCAN_SIZE_SZ_ALIGN 0x00000FFF -+#define SCAN_SIZE_SZ 0xFFFFF000 -+#define SCAN_SIZE_SG32 0x00000008 -+ -+#endif /* BCMA_SCAN_H_ */ ---- /dev/null -+++ b/include/linux/bcma/bcma.h -@@ -0,0 +1,307 @@ -+#ifndef LINUX_BCMA_H_ -+#define LINUX_BCMA_H_ -+ -+#include <linux/pci.h> -+#include <linux/mod_devicetable.h> -+ -+#include <linux/bcma/bcma_driver_chipcommon.h> -+#include <linux/bcma/bcma_driver_pci.h> -+#include <linux/bcma/bcma_driver_mips.h> -+#include <linux/ssb/ssb.h> /* SPROM sharing */ -+ -+#include "bcma_regs.h" -+ -+struct bcma_device; -+struct bcma_bus; -+ -+enum bcma_hosttype { -+ BCMA_HOSTTYPE_PCI, -+ BCMA_HOSTTYPE_SDIO, -+ BCMA_HOSTTYPE_SOC, -+}; -+ -+struct bcma_chipinfo { -+ u16 id; -+ u8 rev; -+ u8 pkg; -+}; -+ -+enum bcma_clkmode { -+ BCMA_CLKMODE_FAST, -+ BCMA_CLKMODE_DYNAMIC, -+}; -+ -+struct bcma_host_ops { -+ u8 (*read8)(struct bcma_device *core, u16 offset); -+ u16 (*read16)(struct bcma_device *core, u16 offset); -+ u32 (*read32)(struct bcma_device *core, u16 offset); -+ void (*write8)(struct bcma_device *core, u16 offset, u8 value); -+ void (*write16)(struct bcma_device *core, u16 offset, u16 value); -+ void (*write32)(struct bcma_device *core, u16 offset, u32 value); -+#ifdef CONFIG_BCMA_BLOCKIO -+ void (*block_read)(struct bcma_device *core, void *buffer, -+ size_t count, u16 offset, u8 reg_width); -+ void (*block_write)(struct bcma_device *core, const void *buffer, -+ size_t count, u16 offset, u8 reg_width); -+#endif -+ /* Agent ops */ -+ u32 (*aread32)(struct bcma_device *core, u16 offset); -+ void (*awrite32)(struct bcma_device *core, u16 offset, u32 value); -+}; -+ -+/* Core manufacturers */ -+#define BCMA_MANUF_ARM 0x43B -+#define BCMA_MANUF_MIPS 0x4A7 -+#define BCMA_MANUF_BCM 0x4BF -+ -+/* Core class values. */ -+#define BCMA_CL_SIM 0x0 -+#define BCMA_CL_EROM 0x1 -+#define BCMA_CL_CORESIGHT 0x9 -+#define BCMA_CL_VERIF 0xB -+#define BCMA_CL_OPTIMO 0xD -+#define BCMA_CL_GEN 0xE -+#define BCMA_CL_PRIMECELL 0xF -+ -+/* Core-ID values. */ -+#define BCMA_CORE_OOB_ROUTER 0x367 /* Out of band */ -+#define BCMA_CORE_INVALID 0x700 -+#define BCMA_CORE_CHIPCOMMON 0x800 -+#define BCMA_CORE_ILINE20 0x801 -+#define BCMA_CORE_SRAM 0x802 -+#define BCMA_CORE_SDRAM 0x803 -+#define BCMA_CORE_PCI 0x804 -+#define BCMA_CORE_MIPS 0x805 -+#define BCMA_CORE_ETHERNET 0x806 -+#define BCMA_CORE_V90 0x807 -+#define BCMA_CORE_USB11_HOSTDEV 0x808 -+#define BCMA_CORE_ADSL 0x809 -+#define BCMA_CORE_ILINE100 0x80A -+#define BCMA_CORE_IPSEC 0x80B -+#define BCMA_CORE_UTOPIA 0x80C -+#define BCMA_CORE_PCMCIA 0x80D -+#define BCMA_CORE_INTERNAL_MEM 0x80E -+#define BCMA_CORE_MEMC_SDRAM 0x80F -+#define BCMA_CORE_OFDM 0x810 -+#define BCMA_CORE_EXTIF 0x811 -+#define BCMA_CORE_80211 0x812 -+#define BCMA_CORE_PHY_A 0x813 -+#define BCMA_CORE_PHY_B 0x814 -+#define BCMA_CORE_PHY_G 0x815 -+#define BCMA_CORE_MIPS_3302 0x816 -+#define BCMA_CORE_USB11_HOST 0x817 -+#define BCMA_CORE_USB11_DEV 0x818 -+#define BCMA_CORE_USB20_HOST 0x819 -+#define BCMA_CORE_USB20_DEV 0x81A -+#define BCMA_CORE_SDIO_HOST 0x81B -+#define BCMA_CORE_ROBOSWITCH 0x81C -+#define BCMA_CORE_PARA_ATA 0x81D -+#define BCMA_CORE_SATA_XORDMA 0x81E -+#define BCMA_CORE_ETHERNET_GBIT 0x81F -+#define BCMA_CORE_PCIE 0x820 -+#define BCMA_CORE_PHY_N 0x821 -+#define BCMA_CORE_SRAM_CTL 0x822 -+#define BCMA_CORE_MINI_MACPHY 0x823 -+#define BCMA_CORE_ARM_1176 0x824 -+#define BCMA_CORE_ARM_7TDMI 0x825 -+#define BCMA_CORE_PHY_LP 0x826 -+#define BCMA_CORE_PMU 0x827 -+#define BCMA_CORE_PHY_SSN 0x828 -+#define BCMA_CORE_SDIO_DEV 0x829 -+#define BCMA_CORE_ARM_CM3 0x82A -+#define BCMA_CORE_PHY_HT 0x82B -+#define BCMA_CORE_MIPS_74K 0x82C -+#define BCMA_CORE_MAC_GBIT 0x82D -+#define BCMA_CORE_DDR12_MEM_CTL 0x82E -+#define BCMA_CORE_PCIE_RC 0x82F /* PCIe Root Complex */ -+#define BCMA_CORE_OCP_OCP_BRIDGE 0x830 -+#define BCMA_CORE_SHARED_COMMON 0x831 -+#define BCMA_CORE_OCP_AHB_BRIDGE 0x832 -+#define BCMA_CORE_SPI_HOST 0x833 -+#define BCMA_CORE_I2S 0x834 -+#define BCMA_CORE_SDR_DDR1_MEM_CTL 0x835 /* SDR/DDR1 memory controller core */ -+#define BCMA_CORE_SHIM 0x837 /* SHIM component in ubus/6362 */ -+#define BCMA_CORE_DEFAULT 0xFFF -+ -+#define BCMA_MAX_NR_CORES 16 -+ -+struct bcma_device { -+ struct bcma_bus *bus; -+ struct bcma_device_id id; -+ -+ struct device dev; -+ struct device *dma_dev; -+ -+ unsigned int irq; -+ bool dev_registered; -+ -+ u8 core_index; -+ u8 core_unit; -+ -+ u32 addr; -+ u32 wrap; -+ -+ void __iomem *io_addr; -+ void __iomem *io_wrap; -+ -+ void *drvdata; -+ struct list_head list; -+}; -+ -+static inline void *bcma_get_drvdata(struct bcma_device *core) -+{ -+ return core->drvdata; -+} -+static inline void bcma_set_drvdata(struct bcma_device *core, void *drvdata) -+{ -+ core->drvdata = drvdata; -+} -+ -+struct bcma_driver { -+ const char *name; -+ const struct bcma_device_id *id_table; -+ -+ int (*probe)(struct bcma_device *dev); -+ void (*remove)(struct bcma_device *dev); -+ int (*suspend)(struct bcma_device *dev); -+ int (*resume)(struct bcma_device *dev); -+ void (*shutdown)(struct bcma_device *dev); -+ -+ struct device_driver drv; -+}; -+extern -+int __bcma_driver_register(struct bcma_driver *drv, struct module *owner); -+#define bcma_driver_register(drv) \ -+ __bcma_driver_register(drv, THIS_MODULE) -+ -+extern void bcma_driver_unregister(struct bcma_driver *drv); -+ -+/* Set a fallback SPROM. -+ * See kdoc at the function definition for complete documentation. */ -+extern int bcma_arch_register_fallback_sprom( -+ int (*sprom_callback)(struct bcma_bus *bus, -+ struct ssb_sprom *out)); -+ -+struct bcma_bus { -+ /* The MMIO area. */ -+ void __iomem *mmio; -+ -+ const struct bcma_host_ops *ops; -+ -+ enum bcma_hosttype hosttype; -+ union { -+ /* Pointer to the PCI bus (only for BCMA_HOSTTYPE_PCI) */ -+ struct pci_dev *host_pci; -+ /* Pointer to the SDIO device (only for BCMA_HOSTTYPE_SDIO) */ -+ struct sdio_func *host_sdio; -+ }; -+ -+ struct bcma_chipinfo chipinfo; -+ -+ struct bcma_device *mapped_core; -+ struct list_head cores; -+ u8 nr_cores; -+ u8 init_done:1; -+ u8 num; -+ -+ struct bcma_drv_cc drv_cc; -+ struct bcma_drv_pci drv_pci; -+ struct bcma_drv_mips drv_mips; -+ -+ /* We decided to share SPROM struct with SSB as long as we do not need -+ * any hacks for BCMA. This simplifies drivers code. */ -+ struct ssb_sprom sprom; -+}; -+ -+static inline u32 bcma_read8(struct bcma_device *core, u16 offset) -+{ -+ return core->bus->ops->read8(core, offset); -+} -+static inline u32 bcma_read16(struct bcma_device *core, u16 offset) -+{ -+ return core->bus->ops->read16(core, offset); -+} -+static inline u32 bcma_read32(struct bcma_device *core, u16 offset) -+{ -+ return core->bus->ops->read32(core, offset); -+} -+static inline -+void bcma_write8(struct bcma_device *core, u16 offset, u32 value) -+{ -+ core->bus->ops->write8(core, offset, value); -+} -+static inline -+void bcma_write16(struct bcma_device *core, u16 offset, u32 value) -+{ -+ core->bus->ops->write16(core, offset, value); -+} -+static inline -+void bcma_write32(struct bcma_device *core, u16 offset, u32 value) -+{ -+ core->bus->ops->write32(core, offset, value); -+} -+#ifdef CONFIG_BCMA_BLOCKIO -+static inline void bcma_block_read(struct bcma_device *core, void *buffer, -+ size_t count, u16 offset, u8 reg_width) -+{ -+ core->bus->ops->block_read(core, buffer, count, offset, reg_width); -+} -+static inline void bcma_block_write(struct bcma_device *core, -+ const void *buffer, size_t count, -+ u16 offset, u8 reg_width) -+{ -+ core->bus->ops->block_write(core, buffer, count, offset, reg_width); -+} -+#endif -+static inline u32 bcma_aread32(struct bcma_device *core, u16 offset) -+{ -+ return core->bus->ops->aread32(core, offset); -+} -+static inline -+void bcma_awrite32(struct bcma_device *core, u16 offset, u32 value) -+{ -+ core->bus->ops->awrite32(core, offset, value); -+} -+ -+static inline void bcma_mask32(struct bcma_device *cc, u16 offset, u32 mask) -+{ -+ bcma_write32(cc, offset, bcma_read32(cc, offset) & mask); -+} -+static inline void bcma_set32(struct bcma_device *cc, u16 offset, u32 set) -+{ -+ bcma_write32(cc, offset, bcma_read32(cc, offset) | set); -+} -+static inline void bcma_maskset32(struct bcma_device *cc, -+ u16 offset, u32 mask, u32 set) -+{ -+ bcma_write32(cc, offset, (bcma_read32(cc, offset) & mask) | set); -+} -+static inline void bcma_mask16(struct bcma_device *cc, u16 offset, u16 mask) -+{ -+ bcma_write16(cc, offset, bcma_read16(cc, offset) & mask); -+} -+static inline void bcma_set16(struct bcma_device *cc, u16 offset, u16 set) -+{ -+ bcma_write16(cc, offset, bcma_read16(cc, offset) | set); -+} -+static inline void bcma_maskset16(struct bcma_device *cc, -+ u16 offset, u16 mask, u16 set) -+{ -+ bcma_write16(cc, offset, (bcma_read16(cc, offset) & mask) | set); -+} -+ -+extern struct bcma_device *bcma_find_core(struct bcma_bus *bus, u16 coreid); -+extern bool bcma_core_is_enabled(struct bcma_device *core); -+extern void bcma_core_disable(struct bcma_device *core, u32 flags); -+extern int bcma_core_enable(struct bcma_device *core, u32 flags); -+extern void bcma_core_set_clockmode(struct bcma_device *core, -+ enum bcma_clkmode clkmode); -+extern void bcma_core_pll_ctl(struct bcma_device *core, u32 req, u32 status, -+ bool on); -+#define BCMA_DMA_TRANSLATION_MASK 0xC0000000 -+#define BCMA_DMA_TRANSLATION_NONE 0x00000000 -+#define BCMA_DMA_TRANSLATION_DMA32_CMT 0x40000000 /* Client Mode Translation for 32-bit DMA */ -+#define BCMA_DMA_TRANSLATION_DMA64_CMT 0x80000000 /* Client Mode Translation for 64-bit DMA */ -+extern u32 bcma_core_dma_translation(struct bcma_device *core); -+ -+#endif /* LINUX_BCMA_H_ */ ---- /dev/null -+++ b/include/linux/bcma/bcma_driver_chipcommon.h -@@ -0,0 +1,415 @@ -+#ifndef LINUX_BCMA_DRIVER_CC_H_ -+#define LINUX_BCMA_DRIVER_CC_H_ -+ -+/** ChipCommon core registers. **/ -+#define BCMA_CC_ID 0x0000 -+#define BCMA_CC_ID_ID 0x0000FFFF -+#define BCMA_CC_ID_ID_SHIFT 0 -+#define BCMA_CC_ID_REV 0x000F0000 -+#define BCMA_CC_ID_REV_SHIFT 16 -+#define BCMA_CC_ID_PKG 0x00F00000 -+#define BCMA_CC_ID_PKG_SHIFT 20 -+#define BCMA_CC_ID_NRCORES 0x0F000000 -+#define BCMA_CC_ID_NRCORES_SHIFT 24 -+#define BCMA_CC_ID_TYPE 0xF0000000 -+#define BCMA_CC_ID_TYPE_SHIFT 28 -+#define BCMA_CC_CAP 0x0004 /* Capabilities */ -+#define BCMA_CC_CAP_NRUART 0x00000003 /* # of UARTs */ -+#define BCMA_CC_CAP_MIPSEB 0x00000004 /* MIPS in BigEndian Mode */ -+#define BCMA_CC_CAP_UARTCLK 0x00000018 /* UART clock select */ -+#define BCMA_CC_CAP_UARTCLK_INT 0x00000008 /* UARTs are driven by internal divided clock */ -+#define BCMA_CC_CAP_UARTGPIO 0x00000020 /* UARTs on GPIO 15-12 */ -+#define BCMA_CC_CAP_EXTBUS 0x000000C0 /* External buses present */ -+#define BCMA_CC_CAP_FLASHT 0x00000700 /* Flash Type */ -+#define BCMA_CC_FLASHT_NONE 0x00000000 /* No flash */ -+#define BCMA_CC_FLASHT_STSER 0x00000100 /* ST serial flash */ -+#define BCMA_CC_FLASHT_ATSER 0x00000200 /* Atmel serial flash */ -+#define BCMA_CC_FLASHT_NFLASH 0x00000200 -+#define BCMA_CC_FLASHT_PARA 0x00000700 /* Parallel flash */ -+#define BCMA_CC_CAP_PLLT 0x00038000 /* PLL Type */ -+#define BCMA_PLLTYPE_NONE 0x00000000 -+#define BCMA_PLLTYPE_1 0x00010000 /* 48Mhz base, 3 dividers */ -+#define BCMA_PLLTYPE_2 0x00020000 /* 48Mhz, 4 dividers */ -+#define BCMA_PLLTYPE_3 0x00030000 /* 25Mhz, 2 dividers */ -+#define BCMA_PLLTYPE_4 0x00008000 /* 48Mhz, 4 dividers */ -+#define BCMA_PLLTYPE_5 0x00018000 /* 25Mhz, 4 dividers */ -+#define BCMA_PLLTYPE_6 0x00028000 /* 100/200 or 120/240 only */ -+#define BCMA_PLLTYPE_7 0x00038000 /* 25Mhz, 4 dividers */ -+#define BCMA_CC_CAP_PCTL 0x00040000 /* Power Control */ -+#define BCMA_CC_CAP_OTPS 0x00380000 /* OTP size */ -+#define BCMA_CC_CAP_OTPS_SHIFT 19 -+#define BCMA_CC_CAP_OTPS_BASE 5 -+#define BCMA_CC_CAP_JTAGM 0x00400000 /* JTAG master present */ -+#define BCMA_CC_CAP_BROM 0x00800000 /* Internal boot ROM active */ -+#define BCMA_CC_CAP_64BIT 0x08000000 /* 64-bit Backplane */ -+#define BCMA_CC_CAP_PMU 0x10000000 /* PMU available (rev >= 20) */ -+#define BCMA_CC_CAP_ECI 0x20000000 /* ECI available (rev >= 20) */ -+#define BCMA_CC_CAP_SPROM 0x40000000 /* SPROM present */ -+#define BCMA_CC_CORECTL 0x0008 -+#define BCMA_CC_CORECTL_UARTCLK0 0x00000001 /* Drive UART with internal clock */ -+#define BCMA_CC_CORECTL_SE 0x00000002 /* sync clk out enable (corerev >= 3) */ -+#define BCMA_CC_CORECTL_UARTCLKEN 0x00000008 /* UART clock enable (rev >= 21) */ -+#define BCMA_CC_BIST 0x000C -+#define BCMA_CC_OTPS 0x0010 /* OTP status */ -+#define BCMA_CC_OTPS_PROGFAIL 0x80000000 -+#define BCMA_CC_OTPS_PROTECT 0x00000007 -+#define BCMA_CC_OTPS_HW_PROTECT 0x00000001 -+#define BCMA_CC_OTPS_SW_PROTECT 0x00000002 -+#define BCMA_CC_OTPS_CID_PROTECT 0x00000004 -+#define BCMA_CC_OTPS_GU_PROG_IND 0x00000F00 /* General Use programmed indication */ -+#define BCMA_CC_OTPS_GU_PROG_IND_SHIFT 8 -+#define BCMA_CC_OTPS_GU_PROG_HW 0x00000100 /* HW region programmed */ -+#define BCMA_CC_OTPC 0x0014 /* OTP control */ -+#define BCMA_CC_OTPC_RECWAIT 0xFF000000 -+#define BCMA_CC_OTPC_PROGWAIT 0x00FFFF00 -+#define BCMA_CC_OTPC_PRW_SHIFT 8 -+#define BCMA_CC_OTPC_MAXFAIL 0x00000038 -+#define BCMA_CC_OTPC_VSEL 0x00000006 -+#define BCMA_CC_OTPC_SELVL 0x00000001 -+#define BCMA_CC_OTPP 0x0018 /* OTP prog */ -+#define BCMA_CC_OTPP_COL 0x000000FF -+#define BCMA_CC_OTPP_ROW 0x0000FF00 -+#define BCMA_CC_OTPP_ROW_SHIFT 8 -+#define BCMA_CC_OTPP_READERR 0x10000000 -+#define BCMA_CC_OTPP_VALUE 0x20000000 -+#define BCMA_CC_OTPP_READ 0x40000000 -+#define BCMA_CC_OTPP_START 0x80000000 -+#define BCMA_CC_OTPP_BUSY 0x80000000 -+#define BCMA_CC_OTPL 0x001C /* OTP layout */ -+#define BCMA_CC_OTPL_GURGN_OFFSET 0x00000FFF /* offset of general use region */ -+#define BCMA_CC_IRQSTAT 0x0020 -+#define BCMA_CC_IRQMASK 0x0024 -+#define BCMA_CC_IRQ_GPIO 0x00000001 /* gpio intr */ -+#define BCMA_CC_IRQ_EXT 0x00000002 /* ro: ext intr pin (corerev >= 3) */ -+#define BCMA_CC_IRQ_WDRESET 0x80000000 /* watchdog reset occurred */ -+#define BCMA_CC_CHIPCTL 0x0028 /* Rev >= 11 only */ -+#define BCMA_CC_CHIPSTAT 0x002C /* Rev >= 11 only */ -+#define BCMA_CC_CHIPST_4313_SPROM_PRESENT 1 -+#define BCMA_CC_CHIPST_4313_OTP_PRESENT 2 -+#define BCMA_CC_CHIPST_4331_SPROM_PRESENT 2 -+#define BCMA_CC_CHIPST_4331_OTP_PRESENT 4 -+#define BCMA_CC_JCMD 0x0030 /* Rev >= 10 only */ -+#define BCMA_CC_JCMD_START 0x80000000 -+#define BCMA_CC_JCMD_BUSY 0x80000000 -+#define BCMA_CC_JCMD_PAUSE 0x40000000 -+#define BCMA_CC_JCMD0_ACC_MASK 0x0000F000 -+#define BCMA_CC_JCMD0_ACC_IRDR 0x00000000 -+#define BCMA_CC_JCMD0_ACC_DR 0x00001000 -+#define BCMA_CC_JCMD0_ACC_IR 0x00002000 -+#define BCMA_CC_JCMD0_ACC_RESET 0x00003000 -+#define BCMA_CC_JCMD0_ACC_IRPDR 0x00004000 -+#define BCMA_CC_JCMD0_ACC_PDR 0x00005000 -+#define BCMA_CC_JCMD0_IRW_MASK 0x00000F00 -+#define BCMA_CC_JCMD_ACC_MASK 0x000F0000 /* Changes for corerev 11 */ -+#define BCMA_CC_JCMD_ACC_IRDR 0x00000000 -+#define BCMA_CC_JCMD_ACC_DR 0x00010000 -+#define BCMA_CC_JCMD_ACC_IR 0x00020000 -+#define BCMA_CC_JCMD_ACC_RESET 0x00030000 -+#define BCMA_CC_JCMD_ACC_IRPDR 0x00040000 -+#define BCMA_CC_JCMD_ACC_PDR 0x00050000 -+#define BCMA_CC_JCMD_IRW_MASK 0x00001F00 -+#define BCMA_CC_JCMD_IRW_SHIFT 8 -+#define BCMA_CC_JCMD_DRW_MASK 0x0000003F -+#define BCMA_CC_JIR 0x0034 /* Rev >= 10 only */ -+#define BCMA_CC_JDR 0x0038 /* Rev >= 10 only */ -+#define BCMA_CC_JCTL 0x003C /* Rev >= 10 only */ -+#define BCMA_CC_JCTL_FORCE_CLK 4 /* Force clock */ -+#define BCMA_CC_JCTL_EXT_EN 2 /* Enable external targets */ -+#define BCMA_CC_JCTL_EN 1 /* Enable Jtag master */ -+#define BCMA_CC_FLASHCTL 0x0040 -+#define BCMA_CC_FLASHCTL_START 0x80000000 -+#define BCMA_CC_FLASHCTL_BUSY BCMA_CC_FLASHCTL_START -+#define BCMA_CC_FLASHADDR 0x0044 -+#define BCMA_CC_FLASHDATA 0x0048 -+#define BCMA_CC_BCAST_ADDR 0x0050 -+#define BCMA_CC_BCAST_DATA 0x0054 -+#define BCMA_CC_GPIOPULLUP 0x0058 /* Rev >= 20 only */ -+#define BCMA_CC_GPIOPULLDOWN 0x005C /* Rev >= 20 only */ -+#define BCMA_CC_GPIOIN 0x0060 -+#define BCMA_CC_GPIOOUT 0x0064 -+#define BCMA_CC_GPIOOUTEN 0x0068 -+#define BCMA_CC_GPIOCTL 0x006C -+#define BCMA_CC_GPIOPOL 0x0070 -+#define BCMA_CC_GPIOIRQ 0x0074 -+#define BCMA_CC_WATCHDOG 0x0080 -+#define BCMA_CC_GPIOTIMER 0x0088 /* LED powersave (corerev >= 16) */ -+#define BCMA_CC_GPIOTIMER_OFFTIME 0x0000FFFF -+#define BCMA_CC_GPIOTIMER_OFFTIME_SHIFT 0 -+#define BCMA_CC_GPIOTIMER_ONTIME 0xFFFF0000 -+#define BCMA_CC_GPIOTIMER_ONTIME_SHIFT 16 -+#define BCMA_CC_GPIOTOUTM 0x008C /* LED powersave (corerev >= 16) */ -+#define BCMA_CC_CLOCK_N 0x0090 -+#define BCMA_CC_CLOCK_SB 0x0094 -+#define BCMA_CC_CLOCK_PCI 0x0098 -+#define BCMA_CC_CLOCK_M2 0x009C -+#define BCMA_CC_CLOCK_MIPS 0x00A0 -+#define BCMA_CC_CLKDIV 0x00A4 /* Rev >= 3 only */ -+#define BCMA_CC_CLKDIV_SFLASH 0x0F000000 -+#define BCMA_CC_CLKDIV_SFLASH_SHIFT 24 -+#define BCMA_CC_CLKDIV_OTP 0x000F0000 -+#define BCMA_CC_CLKDIV_OTP_SHIFT 16 -+#define BCMA_CC_CLKDIV_JTAG 0x00000F00 -+#define BCMA_CC_CLKDIV_JTAG_SHIFT 8 -+#define BCMA_CC_CLKDIV_UART 0x000000FF -+#define BCMA_CC_CAP_EXT 0x00AC /* Capabilities */ -+#define BCMA_CC_PLLONDELAY 0x00B0 /* Rev >= 4 only */ -+#define BCMA_CC_FREFSELDELAY 0x00B4 /* Rev >= 4 only */ -+#define BCMA_CC_SLOWCLKCTL 0x00B8 /* 6 <= Rev <= 9 only */ -+#define BCMA_CC_SLOWCLKCTL_SRC 0x00000007 /* slow clock source mask */ -+#define BCMA_CC_SLOWCLKCTL_SRC_LPO 0x00000000 /* source of slow clock is LPO */ -+#define BCMA_CC_SLOWCLKCTL_SRC_XTAL 0x00000001 /* source of slow clock is crystal */ -+#define BCMA_CC_SLOECLKCTL_SRC_PCI 0x00000002 /* source of slow clock is PCI */ -+#define BCMA_CC_SLOWCLKCTL_LPOFREQ 0x00000200 /* LPOFreqSel, 1: 160Khz, 0: 32KHz */ -+#define BCMA_CC_SLOWCLKCTL_LPOPD 0x00000400 /* LPOPowerDown, 1: LPO is disabled, 0: LPO is enabled */ -+#define BCMA_CC_SLOWCLKCTL_FSLOW 0x00000800 /* ForceSlowClk, 1: sb/cores running on slow clock, 0: power logic control */ -+#define BCMA_CC_SLOWCLKCTL_IPLL 0x00001000 /* IgnorePllOffReq, 1/0: power logic ignores/honors PLL clock disable requests from core */ -+#define BCMA_CC_SLOWCLKCTL_ENXTAL 0x00002000 /* XtalControlEn, 1/0: power logic does/doesn't disable crystal when appropriate */ -+#define BCMA_CC_SLOWCLKCTL_XTALPU 0x00004000 /* XtalPU (RO), 1/0: crystal running/disabled */ -+#define BCMA_CC_SLOWCLKCTL_CLKDIV 0xFFFF0000 /* ClockDivider (SlowClk = 1/(4+divisor)) */ -+#define BCMA_CC_SLOWCLKCTL_CLKDIV_SHIFT 16 -+#define BCMA_CC_SYSCLKCTL 0x00C0 /* Rev >= 3 only */ -+#define BCMA_CC_SYSCLKCTL_IDLPEN 0x00000001 /* ILPen: Enable Idle Low Power */ -+#define BCMA_CC_SYSCLKCTL_ALPEN 0x00000002 /* ALPen: Enable Active Low Power */ -+#define BCMA_CC_SYSCLKCTL_PLLEN 0x00000004 /* ForcePLLOn */ -+#define BCMA_CC_SYSCLKCTL_FORCEALP 0x00000008 /* Force ALP (or HT if ALPen is not set */ -+#define BCMA_CC_SYSCLKCTL_FORCEHT 0x00000010 /* Force HT */ -+#define BCMA_CC_SYSCLKCTL_CLKDIV 0xFFFF0000 /* ClkDiv (ILP = 1/(4+divisor)) */ -+#define BCMA_CC_SYSCLKCTL_CLKDIV_SHIFT 16 -+#define BCMA_CC_CLKSTSTR 0x00C4 /* Rev >= 3 only */ -+#define BCMA_CC_EROM 0x00FC -+#define BCMA_CC_PCMCIA_CFG 0x0100 -+#define BCMA_CC_PCMCIA_MEMWAIT 0x0104 -+#define BCMA_CC_PCMCIA_ATTRWAIT 0x0108 -+#define BCMA_CC_PCMCIA_IOWAIT 0x010C -+#define BCMA_CC_IDE_CFG 0x0110 -+#define BCMA_CC_IDE_MEMWAIT 0x0114 -+#define BCMA_CC_IDE_ATTRWAIT 0x0118 -+#define BCMA_CC_IDE_IOWAIT 0x011C -+#define BCMA_CC_PROG_CFG 0x0120 -+#define BCMA_CC_PROG_WAITCNT 0x0124 -+#define BCMA_CC_FLASH_CFG 0x0128 -+#define BCMA_CC_FLASH_CFG_DS 0x0010 /* Data size, 0=8bit, 1=16bit */ -+#define BCMA_CC_FLASH_WAITCNT 0x012C -+#define BCMA_CC_SROM_CONTROL 0x0190 -+#define BCMA_CC_SROM_CONTROL_START 0x80000000 -+#define BCMA_CC_SROM_CONTROL_BUSY 0x80000000 -+#define BCMA_CC_SROM_CONTROL_OPCODE 0x60000000 -+#define BCMA_CC_SROM_CONTROL_OP_READ 0x00000000 -+#define BCMA_CC_SROM_CONTROL_OP_WRITE 0x20000000 -+#define BCMA_CC_SROM_CONTROL_OP_WRDIS 0x40000000 -+#define BCMA_CC_SROM_CONTROL_OP_WREN 0x60000000 -+#define BCMA_CC_SROM_CONTROL_OTPSEL 0x00000010 -+#define BCMA_CC_SROM_CONTROL_LOCK 0x00000008 -+#define BCMA_CC_SROM_CONTROL_SIZE_MASK 0x00000006 -+#define BCMA_CC_SROM_CONTROL_SIZE_1K 0x00000000 -+#define BCMA_CC_SROM_CONTROL_SIZE_4K 0x00000002 -+#define BCMA_CC_SROM_CONTROL_SIZE_16K 0x00000004 -+#define BCMA_CC_SROM_CONTROL_SIZE_SHIFT 1 -+#define BCMA_CC_SROM_CONTROL_PRESENT 0x00000001 -+/* 0x1E0 is defined as shared BCMA_CLKCTLST */ -+#define BCMA_CC_HW_WORKAROUND 0x01E4 /* Hardware workaround (rev >= 20) */ -+#define BCMA_CC_UART0_DATA 0x0300 -+#define BCMA_CC_UART0_IMR 0x0304 -+#define BCMA_CC_UART0_FCR 0x0308 -+#define BCMA_CC_UART0_LCR 0x030C -+#define BCMA_CC_UART0_MCR 0x0310 -+#define BCMA_CC_UART0_LSR 0x0314 -+#define BCMA_CC_UART0_MSR 0x0318 -+#define BCMA_CC_UART0_SCRATCH 0x031C -+#define BCMA_CC_UART1_DATA 0x0400 -+#define BCMA_CC_UART1_IMR 0x0404 -+#define BCMA_CC_UART1_FCR 0x0408 -+#define BCMA_CC_UART1_LCR 0x040C -+#define BCMA_CC_UART1_MCR 0x0410 -+#define BCMA_CC_UART1_LSR 0x0414 -+#define BCMA_CC_UART1_MSR 0x0418 -+#define BCMA_CC_UART1_SCRATCH 0x041C -+/* PMU registers (rev >= 20) */ -+#define BCMA_CC_PMU_CTL 0x0600 /* PMU control */ -+#define BCMA_CC_PMU_CTL_ILP_DIV 0xFFFF0000 /* ILP div mask */ -+#define BCMA_CC_PMU_CTL_ILP_DIV_SHIFT 16 -+#define BCMA_CC_PMU_CTL_PLL_UPD 0x00000400 -+#define BCMA_CC_PMU_CTL_NOILPONW 0x00000200 /* No ILP on wait */ -+#define BCMA_CC_PMU_CTL_HTREQEN 0x00000100 /* HT req enable */ -+#define BCMA_CC_PMU_CTL_ALPREQEN 0x00000080 /* ALP req enable */ -+#define BCMA_CC_PMU_CTL_XTALFREQ 0x0000007C /* Crystal freq */ -+#define BCMA_CC_PMU_CTL_XTALFREQ_SHIFT 2 -+#define BCMA_CC_PMU_CTL_ILPDIVEN 0x00000002 /* ILP div enable */ -+#define BCMA_CC_PMU_CTL_LPOSEL 0x00000001 /* LPO sel */ -+#define BCMA_CC_PMU_CAP 0x0604 /* PMU capabilities */ -+#define BCMA_CC_PMU_CAP_REVISION 0x000000FF /* Revision mask */ -+#define BCMA_CC_PMU_STAT 0x0608 /* PMU status */ -+#define BCMA_CC_PMU_STAT_INTPEND 0x00000040 /* Interrupt pending */ -+#define BCMA_CC_PMU_STAT_SBCLKST 0x00000030 /* Backplane clock status? */ -+#define BCMA_CC_PMU_STAT_HAVEALP 0x00000008 /* ALP available */ -+#define BCMA_CC_PMU_STAT_HAVEHT 0x00000004 /* HT available */ -+#define BCMA_CC_PMU_STAT_RESINIT 0x00000003 /* Res init */ -+#define BCMA_CC_PMU_RES_STAT 0x060C /* PMU res status */ -+#define BCMA_CC_PMU_RES_PEND 0x0610 /* PMU res pending */ -+#define BCMA_CC_PMU_TIMER 0x0614 /* PMU timer */ -+#define BCMA_CC_PMU_MINRES_MSK 0x0618 /* PMU min res mask */ -+#define BCMA_CC_PMU_MAXRES_MSK 0x061C /* PMU max res mask */ -+#define BCMA_CC_PMU_RES_TABSEL 0x0620 /* PMU res table sel */ -+#define BCMA_CC_PMU_RES_DEPMSK 0x0624 /* PMU res dep mask */ -+#define BCMA_CC_PMU_RES_UPDNTM 0x0628 /* PMU res updown timer */ -+#define BCMA_CC_PMU_RES_TIMER 0x062C /* PMU res timer */ -+#define BCMA_CC_PMU_CLKSTRETCH 0x0630 /* PMU clockstretch */ -+#define BCMA_CC_PMU_WATCHDOG 0x0634 /* PMU watchdog */ -+#define BCMA_CC_PMU_RES_REQTS 0x0640 /* PMU res req timer sel */ -+#define BCMA_CC_PMU_RES_REQT 0x0644 /* PMU res req timer */ -+#define BCMA_CC_PMU_RES_REQM 0x0648 /* PMU res req mask */ -+#define BCMA_CC_CHIPCTL_ADDR 0x0650 -+#define BCMA_CC_CHIPCTL_DATA 0x0654 -+#define BCMA_CC_REGCTL_ADDR 0x0658 -+#define BCMA_CC_REGCTL_DATA 0x065C -+#define BCMA_CC_PLLCTL_ADDR 0x0660 -+#define BCMA_CC_PLLCTL_DATA 0x0664 -+#define BCMA_CC_SPROM 0x0800 /* SPROM beginning */ -+ -+/* Divider allocation in 4716/47162/5356 */ -+#define BCMA_CC_PMU5_MAINPLL_CPU 1 -+#define BCMA_CC_PMU5_MAINPLL_MEM 2 -+#define BCMA_CC_PMU5_MAINPLL_SSB 3 -+ -+/* PLL usage in 4716/47162 */ -+#define BCMA_CC_PMU4716_MAINPLL_PLL0 12 -+ -+/* PLL usage in 5356/5357 */ -+#define BCMA_CC_PMU5356_MAINPLL_PLL0 0 -+#define BCMA_CC_PMU5357_MAINPLL_PLL0 0 -+ -+/* 4706 PMU */ -+#define BCMA_CC_PMU4706_MAINPLL_PLL0 0 -+ -+/* ALP clock on pre-PMU chips */ -+#define BCMA_CC_PMU_ALP_CLOCK 20000000 -+/* HT clock for systems with PMU-enabled chipcommon */ -+#define BCMA_CC_PMU_HT_CLOCK 80000000 -+ -+/* PMU rev 5 (& 6) */ -+#define BCMA_CC_PPL_P1P2_OFF 0 -+#define BCMA_CC_PPL_P1_MASK 0x0f000000 -+#define BCMA_CC_PPL_P1_SHIFT 24 -+#define BCMA_CC_PPL_P2_MASK 0x00f00000 -+#define BCMA_CC_PPL_P2_SHIFT 20 -+#define BCMA_CC_PPL_M14_OFF 1 -+#define BCMA_CC_PPL_MDIV_MASK 0x000000ff -+#define BCMA_CC_PPL_MDIV_WIDTH 8 -+#define BCMA_CC_PPL_NM5_OFF 2 -+#define BCMA_CC_PPL_NDIV_MASK 0xfff00000 -+#define BCMA_CC_PPL_NDIV_SHIFT 20 -+#define BCMA_CC_PPL_FMAB_OFF 3 -+#define BCMA_CC_PPL_MRAT_MASK 0xf0000000 -+#define BCMA_CC_PPL_MRAT_SHIFT 28 -+#define BCMA_CC_PPL_ABRAT_MASK 0x08000000 -+#define BCMA_CC_PPL_ABRAT_SHIFT 27 -+#define BCMA_CC_PPL_FDIV_MASK 0x07ffffff -+#define BCMA_CC_PPL_PLLCTL_OFF 4 -+#define BCMA_CC_PPL_PCHI_OFF 5 -+#define BCMA_CC_PPL_PCHI_MASK 0x0000003f -+ -+/* BCM4331 ChipControl numbers. */ -+#define BCMA_CHIPCTL_4331_BT_COEXIST BIT(0) /* 0 disable */ -+#define BCMA_CHIPCTL_4331_SECI BIT(1) /* 0 SECI is disabled (JATG functional) */ -+#define BCMA_CHIPCTL_4331_EXT_LNA BIT(2) /* 0 disable */ -+#define BCMA_CHIPCTL_4331_SPROM_GPIO13_15 BIT(3) /* sprom/gpio13-15 mux */ -+#define BCMA_CHIPCTL_4331_EXTPA_EN BIT(4) /* 0 ext pa disable, 1 ext pa enabled */ -+#define BCMA_CHIPCTL_4331_GPIOCLK_ON_SPROMCS BIT(5) /* set drive out GPIO_CLK on sprom_cs pin */ -+#define BCMA_CHIPCTL_4331_PCIE_MDIO_ON_SPROMCS BIT(6) /* use sprom_cs pin as PCIE mdio interface */ -+#define BCMA_CHIPCTL_4331_EXTPA_ON_GPIO2_5 BIT(7) /* aband extpa will be at gpio2/5 and sprom_dout */ -+#define BCMA_CHIPCTL_4331_OVR_PIPEAUXCLKEN BIT(8) /* override core control on pipe_AuxClkEnable */ -+#define BCMA_CHIPCTL_4331_OVR_PIPEAUXPWRDOWN BIT(9) /* override core control on pipe_AuxPowerDown */ -+#define BCMA_CHIPCTL_4331_PCIE_AUXCLKEN BIT(10) /* pcie_auxclkenable */ -+#define BCMA_CHIPCTL_4331_PCIE_PIPE_PLLDOWN BIT(11) /* pcie_pipe_pllpowerdown */ -+#define BCMA_CHIPCTL_4331_BT_SHD0_ON_GPIO4 BIT(16) /* enable bt_shd0 at gpio4 */ -+#define BCMA_CHIPCTL_4331_BT_SHD1_ON_GPIO5 BIT(17) /* enable bt_shd1 at gpio5 */ -+ -+/* Data for the PMU, if available. -+ * Check availability with ((struct bcma_chipcommon)->capabilities & BCMA_CC_CAP_PMU) -+ */ -+struct bcma_chipcommon_pmu { -+ u8 rev; /* PMU revision */ -+ u32 crystalfreq; /* The active crystal frequency (in kHz) */ -+}; -+ -+#ifdef CONFIG_BCMA_DRIVER_MIPS -+struct bcma_pflash { -+ u8 buswidth; -+ u32 window; -+ u32 window_size; -+}; -+ -+struct bcma_serial_port { -+ void *regs; -+ unsigned long clockspeed; -+ unsigned int irq; -+ unsigned int baud_base; -+ unsigned int reg_shift; -+}; -+#endif /* CONFIG_BCMA_DRIVER_MIPS */ -+ -+struct bcma_drv_cc { -+ struct bcma_device *core; -+ u32 status; -+ u32 capabilities; -+ u32 capabilities_ext; -+ u8 setup_done:1; -+ /* Fast Powerup Delay constant */ -+ u16 fast_pwrup_delay; -+ struct bcma_chipcommon_pmu pmu; -+#ifdef CONFIG_BCMA_DRIVER_MIPS -+ struct bcma_pflash pflash; -+ -+ int nr_serial_ports; -+ struct bcma_serial_port serial_ports[4]; -+#endif /* CONFIG_BCMA_DRIVER_MIPS */ -+}; -+ -+/* Register access */ -+#define bcma_cc_read32(cc, offset) \ -+ bcma_read32((cc)->core, offset) -+#define bcma_cc_write32(cc, offset, val) \ -+ bcma_write32((cc)->core, offset, val) -+ -+#define bcma_cc_mask32(cc, offset, mask) \ -+ bcma_cc_write32(cc, offset, bcma_cc_read32(cc, offset) & (mask)) -+#define bcma_cc_set32(cc, offset, set) \ -+ bcma_cc_write32(cc, offset, bcma_cc_read32(cc, offset) | (set)) -+#define bcma_cc_maskset32(cc, offset, mask, set) \ -+ bcma_cc_write32(cc, offset, (bcma_cc_read32(cc, offset) & (mask)) | (set)) -+ -+extern void bcma_core_chipcommon_init(struct bcma_drv_cc *cc); -+ -+extern void bcma_chipco_suspend(struct bcma_drv_cc *cc); -+extern void bcma_chipco_resume(struct bcma_drv_cc *cc); -+ -+void bcma_chipco_bcm4331_ext_pa_lines_ctl(struct bcma_drv_cc *cc, bool enable); -+ -+extern void bcma_chipco_watchdog_timer_set(struct bcma_drv_cc *cc, -+ u32 ticks); -+ -+void bcma_chipco_irq_mask(struct bcma_drv_cc *cc, u32 mask, u32 value); -+ -+u32 bcma_chipco_irq_status(struct bcma_drv_cc *cc, u32 mask); -+ -+/* Chipcommon GPIO pin access. */ -+u32 bcma_chipco_gpio_in(struct bcma_drv_cc *cc, u32 mask); -+u32 bcma_chipco_gpio_out(struct bcma_drv_cc *cc, u32 mask, u32 value); -+u32 bcma_chipco_gpio_outen(struct bcma_drv_cc *cc, u32 mask, u32 value); -+u32 bcma_chipco_gpio_control(struct bcma_drv_cc *cc, u32 mask, u32 value); -+u32 bcma_chipco_gpio_intmask(struct bcma_drv_cc *cc, u32 mask, u32 value); -+u32 bcma_chipco_gpio_polarity(struct bcma_drv_cc *cc, u32 mask, u32 value); -+ -+/* PMU support */ -+extern void bcma_pmu_init(struct bcma_drv_cc *cc); -+ -+extern void bcma_chipco_pll_write(struct bcma_drv_cc *cc, u32 offset, -+ u32 value); -+extern void bcma_chipco_pll_maskset(struct bcma_drv_cc *cc, u32 offset, -+ u32 mask, u32 set); -+extern void bcma_chipco_chipctl_maskset(struct bcma_drv_cc *cc, -+ u32 offset, u32 mask, u32 set); -+extern void bcma_chipco_regctl_maskset(struct bcma_drv_cc *cc, -+ u32 offset, u32 mask, u32 set); -+ -+#endif /* LINUX_BCMA_DRIVER_CC_H_ */ ---- /dev/null -+++ b/include/linux/bcma/bcma_driver_pci.h -@@ -0,0 +1,214 @@ -+#ifndef LINUX_BCMA_DRIVER_PCI_H_ -+#define LINUX_BCMA_DRIVER_PCI_H_ -+ -+#include <linux/types.h> -+ -+struct pci_dev; -+ -+/** PCI core registers. **/ -+#define BCMA_CORE_PCI_CTL 0x0000 /* PCI Control */ -+#define BCMA_CORE_PCI_CTL_RST_OE 0x00000001 /* PCI_RESET Output Enable */ -+#define BCMA_CORE_PCI_CTL_RST 0x00000002 /* PCI_RESET driven out to pin */ -+#define BCMA_CORE_PCI_CTL_CLK_OE 0x00000004 /* Clock gate Output Enable */ -+#define BCMA_CORE_PCI_CTL_CLK 0x00000008 /* Gate for clock driven out to pin */ -+#define BCMA_CORE_PCI_ARBCTL 0x0010 /* PCI Arbiter Control */ -+#define BCMA_CORE_PCI_ARBCTL_INTERN 0x00000001 /* Use internal arbiter */ -+#define BCMA_CORE_PCI_ARBCTL_EXTERN 0x00000002 /* Use external arbiter */ -+#define BCMA_CORE_PCI_ARBCTL_PARKID 0x00000006 /* Mask, selects which agent is parked on an idle bus */ -+#define BCMA_CORE_PCI_ARBCTL_PARKID_LAST 0x00000000 /* Last requestor */ -+#define BCMA_CORE_PCI_ARBCTL_PARKID_4710 0x00000002 /* 4710 */ -+#define BCMA_CORE_PCI_ARBCTL_PARKID_EXT0 0x00000004 /* External requestor 0 */ -+#define BCMA_CORE_PCI_ARBCTL_PARKID_EXT1 0x00000006 /* External requestor 1 */ -+#define BCMA_CORE_PCI_ISTAT 0x0020 /* Interrupt status */ -+#define BCMA_CORE_PCI_ISTAT_INTA 0x00000001 /* PCI INTA# */ -+#define BCMA_CORE_PCI_ISTAT_INTB 0x00000002 /* PCI INTB# */ -+#define BCMA_CORE_PCI_ISTAT_SERR 0x00000004 /* PCI SERR# (write to clear) */ -+#define BCMA_CORE_PCI_ISTAT_PERR 0x00000008 /* PCI PERR# (write to clear) */ -+#define BCMA_CORE_PCI_ISTAT_PME 0x00000010 /* PCI PME# */ -+#define BCMA_CORE_PCI_IMASK 0x0024 /* Interrupt mask */ -+#define BCMA_CORE_PCI_IMASK_INTA 0x00000001 /* PCI INTA# */ -+#define BCMA_CORE_PCI_IMASK_INTB 0x00000002 /* PCI INTB# */ -+#define BCMA_CORE_PCI_IMASK_SERR 0x00000004 /* PCI SERR# */ -+#define BCMA_CORE_PCI_IMASK_PERR 0x00000008 /* PCI PERR# */ -+#define BCMA_CORE_PCI_IMASK_PME 0x00000010 /* PCI PME# */ -+#define BCMA_CORE_PCI_MBOX 0x0028 /* Backplane to PCI Mailbox */ -+#define BCMA_CORE_PCI_MBOX_F0_0 0x00000100 /* PCI function 0, INT 0 */ -+#define BCMA_CORE_PCI_MBOX_F0_1 0x00000200 /* PCI function 0, INT 1 */ -+#define BCMA_CORE_PCI_MBOX_F1_0 0x00000400 /* PCI function 1, INT 0 */ -+#define BCMA_CORE_PCI_MBOX_F1_1 0x00000800 /* PCI function 1, INT 1 */ -+#define BCMA_CORE_PCI_MBOX_F2_0 0x00001000 /* PCI function 2, INT 0 */ -+#define BCMA_CORE_PCI_MBOX_F2_1 0x00002000 /* PCI function 2, INT 1 */ -+#define BCMA_CORE_PCI_MBOX_F3_0 0x00004000 /* PCI function 3, INT 0 */ -+#define BCMA_CORE_PCI_MBOX_F3_1 0x00008000 /* PCI function 3, INT 1 */ -+#define BCMA_CORE_PCI_BCAST_ADDR 0x0050 /* Backplane Broadcast Address */ -+#define BCMA_CORE_PCI_BCAST_ADDR_MASK 0x000000FF -+#define BCMA_CORE_PCI_BCAST_DATA 0x0054 /* Backplane Broadcast Data */ -+#define BCMA_CORE_PCI_GPIO_IN 0x0060 /* rev >= 2 only */ -+#define BCMA_CORE_PCI_GPIO_OUT 0x0064 /* rev >= 2 only */ -+#define BCMA_CORE_PCI_GPIO_ENABLE 0x0068 /* rev >= 2 only */ -+#define BCMA_CORE_PCI_GPIO_CTL 0x006C /* rev >= 2 only */ -+#define BCMA_CORE_PCI_SBTOPCI0 0x0100 /* Backplane to PCI translation 0 (sbtopci0) */ -+#define BCMA_CORE_PCI_SBTOPCI0_MASK 0xFC000000 -+#define BCMA_CORE_PCI_SBTOPCI1 0x0104 /* Backplane to PCI translation 1 (sbtopci1) */ -+#define BCMA_CORE_PCI_SBTOPCI1_MASK 0xFC000000 -+#define BCMA_CORE_PCI_SBTOPCI2 0x0108 /* Backplane to PCI translation 2 (sbtopci2) */ -+#define BCMA_CORE_PCI_SBTOPCI2_MASK 0xC0000000 -+#define BCMA_CORE_PCI_CONFIG_ADDR 0x0120 /* pcie config space access */ -+#define BCMA_CORE_PCI_CONFIG_DATA 0x0124 /* pcie config space access */ -+#define BCMA_CORE_PCI_MDIO_CONTROL 0x0128 /* controls the mdio access */ -+#define BCMA_CORE_PCI_MDIOCTL_DIVISOR_MASK 0x7f /* clock to be used on MDIO */ -+#define BCMA_CORE_PCI_MDIOCTL_DIVISOR_VAL 0x2 -+#define BCMA_CORE_PCI_MDIOCTL_PREAM_EN 0x80 /* Enable preamble sequnce */ -+#define BCMA_CORE_PCI_MDIOCTL_ACCESS_DONE 0x100 /* Tranaction complete */ -+#define BCMA_CORE_PCI_MDIO_DATA 0x012c /* Data to the mdio access */ -+#define BCMA_CORE_PCI_MDIODATA_MASK 0x0000ffff /* data 2 bytes */ -+#define BCMA_CORE_PCI_MDIODATA_TA 0x00020000 /* Turnaround */ -+#define BCMA_CORE_PCI_MDIODATA_REGADDR_SHF_OLD 18 /* Regaddr shift (rev < 10) */ -+#define BCMA_CORE_PCI_MDIODATA_REGADDR_MASK_OLD 0x003c0000 /* Regaddr Mask (rev < 10) */ -+#define BCMA_CORE_PCI_MDIODATA_DEVADDR_SHF_OLD 22 /* Physmedia devaddr shift (rev < 10) */ -+#define BCMA_CORE_PCI_MDIODATA_DEVADDR_MASK_OLD 0x0fc00000 /* Physmedia devaddr Mask (rev < 10) */ -+#define BCMA_CORE_PCI_MDIODATA_REGADDR_SHF 18 /* Regaddr shift */ -+#define BCMA_CORE_PCI_MDIODATA_REGADDR_MASK 0x007c0000 /* Regaddr Mask */ -+#define BCMA_CORE_PCI_MDIODATA_DEVADDR_SHF 23 /* Physmedia devaddr shift */ -+#define BCMA_CORE_PCI_MDIODATA_DEVADDR_MASK 0x0f800000 /* Physmedia devaddr Mask */ -+#define BCMA_CORE_PCI_MDIODATA_WRITE 0x10000000 /* write Transaction */ -+#define BCMA_CORE_PCI_MDIODATA_READ 0x20000000 /* Read Transaction */ -+#define BCMA_CORE_PCI_MDIODATA_START 0x40000000 /* start of Transaction */ -+#define BCMA_CORE_PCI_MDIODATA_DEV_ADDR 0x0 /* dev address for serdes */ -+#define BCMA_CORE_PCI_MDIODATA_BLK_ADDR 0x1F /* blk address for serdes */ -+#define BCMA_CORE_PCI_MDIODATA_DEV_PLL 0x1d /* SERDES PLL Dev */ -+#define BCMA_CORE_PCI_MDIODATA_DEV_TX 0x1e /* SERDES TX Dev */ -+#define BCMA_CORE_PCI_MDIODATA_DEV_RX 0x1f /* SERDES RX Dev */ -+#define BCMA_CORE_PCI_PCIEIND_ADDR 0x0130 /* indirect access to the internal register */ -+#define BCMA_CORE_PCI_PCIEIND_DATA 0x0134 /* Data to/from the internal regsiter */ -+#define BCMA_CORE_PCI_CLKREQENCTRL 0x0138 /* >= rev 6, Clkreq rdma control */ -+#define BCMA_CORE_PCI_PCICFG0 0x0400 /* PCI config space 0 (rev >= 8) */ -+#define BCMA_CORE_PCI_PCICFG1 0x0500 /* PCI config space 1 (rev >= 8) */ -+#define BCMA_CORE_PCI_PCICFG2 0x0600 /* PCI config space 2 (rev >= 8) */ -+#define BCMA_CORE_PCI_PCICFG3 0x0700 /* PCI config space 3 (rev >= 8) */ -+#define BCMA_CORE_PCI_SPROM(wordoffset) (0x0800 + ((wordoffset) * 2)) /* SPROM shadow area (72 bytes) */ -+ -+/* SBtoPCIx */ -+#define BCMA_CORE_PCI_SBTOPCI_MEM 0x00000000 -+#define BCMA_CORE_PCI_SBTOPCI_IO 0x00000001 -+#define BCMA_CORE_PCI_SBTOPCI_CFG0 0x00000002 -+#define BCMA_CORE_PCI_SBTOPCI_CFG1 0x00000003 -+#define BCMA_CORE_PCI_SBTOPCI_PREF 0x00000004 /* Prefetch enable */ -+#define BCMA_CORE_PCI_SBTOPCI_BURST 0x00000008 /* Burst enable */ -+#define BCMA_CORE_PCI_SBTOPCI_MRM 0x00000020 /* Memory Read Multiple */ -+#define BCMA_CORE_PCI_SBTOPCI_RC 0x00000030 /* Read Command mask (rev >= 11) */ -+#define BCMA_CORE_PCI_SBTOPCI_RC_READ 0x00000000 /* Memory read */ -+#define BCMA_CORE_PCI_SBTOPCI_RC_READL 0x00000010 /* Memory read line */ -+#define BCMA_CORE_PCI_SBTOPCI_RC_READM 0x00000020 /* Memory read multiple */ -+ -+/* PCIE protocol PHY diagnostic registers */ -+#define BCMA_CORE_PCI_PLP_MODEREG 0x200 /* Mode */ -+#define BCMA_CORE_PCI_PLP_STATUSREG 0x204 /* Status */ -+#define BCMA_CORE_PCI_PLP_POLARITYINV_STAT 0x10 /* Status reg PCIE_PLP_STATUSREG */ -+#define BCMA_CORE_PCI_PLP_LTSSMCTRLREG 0x208 /* LTSSM control */ -+#define BCMA_CORE_PCI_PLP_LTLINKNUMREG 0x20c /* Link Training Link number */ -+#define BCMA_CORE_PCI_PLP_LTLANENUMREG 0x210 /* Link Training Lane number */ -+#define BCMA_CORE_PCI_PLP_LTNFTSREG 0x214 /* Link Training N_FTS */ -+#define BCMA_CORE_PCI_PLP_ATTNREG 0x218 /* Attention */ -+#define BCMA_CORE_PCI_PLP_ATTNMASKREG 0x21C /* Attention Mask */ -+#define BCMA_CORE_PCI_PLP_RXERRCTR 0x220 /* Rx Error */ -+#define BCMA_CORE_PCI_PLP_RXFRMERRCTR 0x224 /* Rx Framing Error */ -+#define BCMA_CORE_PCI_PLP_RXERRTHRESHREG 0x228 /* Rx Error threshold */ -+#define BCMA_CORE_PCI_PLP_TESTCTRLREG 0x22C /* Test Control reg */ -+#define BCMA_CORE_PCI_PLP_SERDESCTRLOVRDREG 0x230 /* SERDES Control Override */ -+#define BCMA_CORE_PCI_PLP_TIMINGOVRDREG 0x234 /* Timing param override */ -+#define BCMA_CORE_PCI_PLP_RXTXSMDIAGREG 0x238 /* RXTX State Machine Diag */ -+#define BCMA_CORE_PCI_PLP_LTSSMDIAGREG 0x23C /* LTSSM State Machine Diag */ -+ -+/* PCIE protocol DLLP diagnostic registers */ -+#define BCMA_CORE_PCI_DLLP_LCREG 0x100 /* Link Control */ -+#define BCMA_CORE_PCI_DLLP_LSREG 0x104 /* Link Status */ -+#define BCMA_CORE_PCI_DLLP_LAREG 0x108 /* Link Attention */ -+#define BCMA_CORE_PCI_DLLP_LSREG_LINKUP (1 << 16) -+#define BCMA_CORE_PCI_DLLP_LAMASKREG 0x10C /* Link Attention Mask */ -+#define BCMA_CORE_PCI_DLLP_NEXTTXSEQNUMREG 0x110 /* Next Tx Seq Num */ -+#define BCMA_CORE_PCI_DLLP_ACKEDTXSEQNUMREG 0x114 /* Acked Tx Seq Num */ -+#define BCMA_CORE_PCI_DLLP_PURGEDTXSEQNUMREG 0x118 /* Purged Tx Seq Num */ -+#define BCMA_CORE_PCI_DLLP_RXSEQNUMREG 0x11C /* Rx Sequence Number */ -+#define BCMA_CORE_PCI_DLLP_LRREG 0x120 /* Link Replay */ -+#define BCMA_CORE_PCI_DLLP_LACKTOREG 0x124 /* Link Ack Timeout */ -+#define BCMA_CORE_PCI_DLLP_PMTHRESHREG 0x128 /* Power Management Threshold */ -+#define BCMA_CORE_PCI_DLLP_RTRYWPREG 0x12C /* Retry buffer write ptr */ -+#define BCMA_CORE_PCI_DLLP_RTRYRPREG 0x130 /* Retry buffer Read ptr */ -+#define BCMA_CORE_PCI_DLLP_RTRYPPREG 0x134 /* Retry buffer Purged ptr */ -+#define BCMA_CORE_PCI_DLLP_RTRRWREG 0x138 /* Retry buffer Read/Write */ -+#define BCMA_CORE_PCI_DLLP_ECTHRESHREG 0x13C /* Error Count Threshold */ -+#define BCMA_CORE_PCI_DLLP_TLPERRCTRREG 0x140 /* TLP Error Counter */ -+#define BCMA_CORE_PCI_DLLP_ERRCTRREG 0x144 /* Error Counter */ -+#define BCMA_CORE_PCI_DLLP_NAKRXCTRREG 0x148 /* NAK Received Counter */ -+#define BCMA_CORE_PCI_DLLP_TESTREG 0x14C /* Test */ -+#define BCMA_CORE_PCI_DLLP_PKTBIST 0x150 /* Packet BIST */ -+#define BCMA_CORE_PCI_DLLP_PCIE11 0x154 /* DLLP PCIE 1.1 reg */ -+ -+/* SERDES RX registers */ -+#define BCMA_CORE_PCI_SERDES_RX_CTRL 1 /* Rx cntrl */ -+#define BCMA_CORE_PCI_SERDES_RX_CTRL_FORCE 0x80 /* rxpolarity_force */ -+#define BCMA_CORE_PCI_SERDES_RX_CTRL_POLARITY 0x40 /* rxpolarity_value */ -+#define BCMA_CORE_PCI_SERDES_RX_TIMER1 2 /* Rx Timer1 */ -+#define BCMA_CORE_PCI_SERDES_RX_CDR 6 /* CDR */ -+#define BCMA_CORE_PCI_SERDES_RX_CDRBW 7 /* CDR BW */ -+ -+/* SERDES PLL registers */ -+#define BCMA_CORE_PCI_SERDES_PLL_CTRL 1 /* PLL control reg */ -+#define BCMA_CORE_PCI_PLL_CTRL_FREQDET_EN 0x4000 /* bit 14 is FREQDET on */ -+ -+/* PCIcore specific boardflags */ -+#define BCMA_CORE_PCI_BFL_NOPCI 0x00000400 /* Board leaves PCI floating */ -+ -+/* PCIE Config space accessing MACROS */ -+#define BCMA_CORE_PCI_CFG_BUS_SHIFT 24 /* Bus shift */ -+#define BCMA_CORE_PCI_CFG_SLOT_SHIFT 19 /* Slot/Device shift */ -+#define BCMA_CORE_PCI_CFG_FUN_SHIFT 16 /* Function shift */ -+#define BCMA_CORE_PCI_CFG_OFF_SHIFT 0 /* Register shift */ -+ -+#define BCMA_CORE_PCI_CFG_BUS_MASK 0xff /* Bus mask */ -+#define BCMA_CORE_PCI_CFG_SLOT_MASK 0x1f /* Slot/Device mask */ -+#define BCMA_CORE_PCI_CFG_FUN_MASK 7 /* Function mask */ -+#define BCMA_CORE_PCI_CFG_OFF_MASK 0xfff /* Register mask */ -+ -+/* PCIE Root Capability Register bits (Host mode only) */ -+#define BCMA_CORE_PCI_RC_CRS_VISIBILITY 0x0001 -+ -+struct bcma_drv_pci; -+ -+#ifdef CONFIG_BCMA_DRIVER_PCI_HOSTMODE -+struct bcma_drv_pci_host { -+ struct bcma_drv_pci *pdev; -+ -+ u32 host_cfg_addr; -+ spinlock_t cfgspace_lock; -+ -+ struct pci_controller pci_controller; -+ struct pci_ops pci_ops; -+ struct resource mem_resource; -+ struct resource io_resource; -+}; -+#endif -+ -+struct bcma_drv_pci { -+ struct bcma_device *core; -+ u8 setup_done:1; -+ u8 hostmode:1; -+ -+#ifdef CONFIG_BCMA_DRIVER_PCI_HOSTMODE -+ struct bcma_drv_pci_host *host_controller; -+#endif -+}; -+ -+/* Register access */ -+#define pcicore_read32(pc, offset) bcma_read32((pc)->core, offset) -+#define pcicore_write32(pc, offset, val) bcma_write32((pc)->core, offset, val) -+ -+extern void __devinit bcma_core_pci_init(struct bcma_drv_pci *pc); -+extern int bcma_core_pci_irq_ctl(struct bcma_drv_pci *pc, -+ struct bcma_device *core, bool enable); -+ -+extern int bcma_core_pci_pcibios_map_irq(const struct pci_dev *dev); -+extern int bcma_core_pci_plat_dev_init(struct pci_dev *dev); -+ -+#endif /* LINUX_BCMA_DRIVER_PCI_H_ */ ---- /dev/null -+++ b/include/linux/bcma/bcma_regs.h -@@ -0,0 +1,86 @@ -+#ifndef LINUX_BCMA_REGS_H_ -+#define LINUX_BCMA_REGS_H_ -+ -+/* Some single registers are shared between many cores */ -+/* BCMA_CLKCTLST: ChipCommon (rev >= 20), PCIe, 80211 */ -+#define BCMA_CLKCTLST 0x01E0 /* Clock control and status */ -+#define BCMA_CLKCTLST_FORCEALP 0x00000001 /* Force ALP request */ -+#define BCMA_CLKCTLST_FORCEHT 0x00000002 /* Force HT request */ -+#define BCMA_CLKCTLST_FORCEILP 0x00000004 /* Force ILP request */ -+#define BCMA_CLKCTLST_HAVEALPREQ 0x00000008 /* ALP available request */ -+#define BCMA_CLKCTLST_HAVEHTREQ 0x00000010 /* HT available request */ -+#define BCMA_CLKCTLST_HWCROFF 0x00000020 /* Force HW clock request off */ -+#define BCMA_CLKCTLST_EXTRESREQ 0x00000700 /* Mask of external resource requests */ -+#define BCMA_CLKCTLST_HAVEALP 0x00010000 /* ALP available */ -+#define BCMA_CLKCTLST_HAVEHT 0x00020000 /* HT available */ -+#define BCMA_CLKCTLST_BP_ON_ALP 0x00040000 /* RO: running on ALP clock */ -+#define BCMA_CLKCTLST_BP_ON_HT 0x00080000 /* RO: running on HT clock */ -+#define BCMA_CLKCTLST_EXTRESST 0x07000000 /* Mask of external resource status */ -+/* Is there any BCM4328 on BCMA bus? */ -+#define BCMA_CLKCTLST_4328A0_HAVEHT 0x00010000 /* 4328a0 has reversed bits */ -+#define BCMA_CLKCTLST_4328A0_HAVEALP 0x00020000 /* 4328a0 has reversed bits */ -+ -+/* Agent registers (common for every core) */ -+#define BCMA_IOCTL 0x0408 /* IO control */ -+#define BCMA_IOCTL_CLK 0x0001 -+#define BCMA_IOCTL_FGC 0x0002 -+#define BCMA_IOCTL_CORE_BITS 0x3FFC -+#define BCMA_IOCTL_PME_EN 0x4000 -+#define BCMA_IOCTL_BIST_EN 0x8000 -+#define BCMA_IOST 0x0500 /* IO status */ -+#define BCMA_IOST_CORE_BITS 0x0FFF -+#define BCMA_IOST_DMA64 0x1000 -+#define BCMA_IOST_GATED_CLK 0x2000 -+#define BCMA_IOST_BIST_ERROR 0x4000 -+#define BCMA_IOST_BIST_DONE 0x8000 -+#define BCMA_RESET_CTL 0x0800 -+#define BCMA_RESET_CTL_RESET 0x0001 -+ -+/* BCMA PCI config space registers. */ -+#define BCMA_PCI_PMCSR 0x44 -+#define BCMA_PCI_PE 0x100 -+#define BCMA_PCI_BAR0_WIN 0x80 /* Backplane address space 0 */ -+#define BCMA_PCI_BAR1_WIN 0x84 /* Backplane address space 1 */ -+#define BCMA_PCI_SPROMCTL 0x88 /* SPROM control */ -+#define BCMA_PCI_SPROMCTL_WE 0x10 /* SPROM write enable */ -+#define BCMA_PCI_BAR1_CONTROL 0x8c /* Address space 1 burst control */ -+#define BCMA_PCI_IRQS 0x90 /* PCI interrupts */ -+#define BCMA_PCI_IRQMASK 0x94 /* PCI IRQ control and mask (pcirev >= 6 only) */ -+#define BCMA_PCI_BACKPLANE_IRQS 0x98 /* Backplane Interrupts */ -+#define BCMA_PCI_BAR0_WIN2 0xAC -+#define BCMA_PCI_GPIO_IN 0xB0 /* GPIO Input (pcirev >= 3 only) */ -+#define BCMA_PCI_GPIO_OUT 0xB4 /* GPIO Output (pcirev >= 3 only) */ -+#define BCMA_PCI_GPIO_OUT_ENABLE 0xB8 /* GPIO Output Enable/Disable (pcirev >= 3 only) */ -+#define BCMA_PCI_GPIO_SCS 0x10 /* PCI config space bit 4 for 4306c0 slow clock source */ -+#define BCMA_PCI_GPIO_HWRAD 0x20 /* PCI config space GPIO 13 for hw radio disable */ -+#define BCMA_PCI_GPIO_XTAL 0x40 /* PCI config space GPIO 14 for Xtal powerup */ -+#define BCMA_PCI_GPIO_PLL 0x80 /* PCI config space GPIO 15 for PLL powerdown */ -+ -+/* SiliconBackplane Address Map. -+ * All regions may not exist on all chips. -+ */ -+#define BCMA_SOC_SDRAM_BASE 0x00000000U /* Physical SDRAM */ -+#define BCMA_SOC_PCI_MEM 0x08000000U /* Host Mode sb2pcitranslation0 (64 MB) */ -+#define BCMA_SOC_PCI_MEM_SZ (64 * 1024 * 1024) -+#define BCMA_SOC_PCI_CFG 0x0c000000U /* Host Mode sb2pcitranslation1 (64 MB) */ -+#define BCMA_SOC_SDRAM_SWAPPED 0x10000000U /* Byteswapped Physical SDRAM */ -+#define BCMA_SOC_SDRAM_R2 0x80000000U /* Region 2 for sdram (512 MB) */ -+ -+ -+#define BCMA_SOC_PCI_DMA 0x40000000U /* Client Mode sb2pcitranslation2 (1 GB) */ -+#define BCMA_SOC_PCI_DMA2 0x80000000U /* Client Mode sb2pcitranslation2 (1 GB) */ -+#define BCMA_SOC_PCI_DMA_SZ 0x40000000U /* Client Mode sb2pcitranslation2 size in bytes */ -+#define BCMA_SOC_PCIE_DMA_L32 0x00000000U /* PCIE Client Mode sb2pcitranslation2 -+ * (2 ZettaBytes), low 32 bits -+ */ -+#define BCMA_SOC_PCIE_DMA_H32 0x80000000U /* PCIE Client Mode sb2pcitranslation2 -+ * (2 ZettaBytes), high 32 bits -+ */ -+ -+#define BCMA_SOC_PCI1_MEM 0x40000000U /* Host Mode sb2pcitranslation0 (64 MB) */ -+#define BCMA_SOC_PCI1_CFG 0x44000000U /* Host Mode sb2pcitranslation1 (64 MB) */ -+#define BCMA_SOC_PCIE1_DMA_H32 0xc0000000U /* PCIE Client Mode sb2pcitranslation2 -+ * (2 ZettaBytes), high 32 bits -+ */ -+ -+#endif /* LINUX_BCMA_REGS_H_ */ ---- a/include/linux/mod_devicetable.h -+++ b/include/linux/mod_devicetable.h -@@ -382,6 +382,23 @@ struct ssb_device_id { - #define SSB_ANY_ID 0xFFFF - #define SSB_ANY_REV 0xFF - -+/* Broadcom's specific AMBA core, see drivers/bcma/ */ -+struct bcma_device_id { -+ __u16 manuf; -+ __u16 id; -+ __u8 rev; -+ __u8 class; -+}; -+#define BCMA_CORE(_manuf, _id, _rev, _class) \ -+ { .manuf = _manuf, .id = _id, .rev = _rev, .class = _class, } -+#define BCMA_CORETABLE_END \ -+ { 0, }, -+ -+#define BCMA_ANY_MANUF 0xFFFF -+#define BCMA_ANY_ID 0xFFFF -+#define BCMA_ANY_REV 0xFF -+#define BCMA_ANY_CLASS 0xFF -+ - struct virtio_device_id { - __u32 device; - __u32 vendor; ---- a/scripts/mod/file2alias.c -+++ b/scripts/mod/file2alias.c -@@ -633,6 +633,24 @@ static int do_ssb_entry(const char *file - return 1; - } - -+/* Looks like: bcma:mNidNrevNclN. */ -+static int do_bcma_entry(const char *filename, -+ struct bcma_device_id *id, char *alias) -+{ -+ id->manuf = TO_NATIVE(id->manuf); -+ id->id = TO_NATIVE(id->id); -+ id->rev = TO_NATIVE(id->rev); -+ id->class = TO_NATIVE(id->class); -+ -+ strcpy(alias, "bcma:"); -+ ADD(alias, "m", id->manuf != BCMA_ANY_MANUF, id->manuf); -+ ADD(alias, "id", id->id != BCMA_ANY_ID, id->id); -+ ADD(alias, "rev", id->rev != BCMA_ANY_REV, id->rev); -+ ADD(alias, "cl", id->class != BCMA_ANY_CLASS, id->class); -+ add_wildcard(alias); -+ return 1; -+} -+ - /* Looks like: virtio:dNvN */ - static int do_virtio_entry(const char *filename, struct virtio_device_id *id, - char *alias) -@@ -845,6 +863,10 @@ void handle_moddevtable(struct module *m - do_table(symval, sym->st_size, - sizeof(struct ssb_device_id), "ssb", - do_ssb_entry, mod); -+ else if (sym_is(symname, "__mod_bcma_device_table")) -+ do_table(symval, sym->st_size, -+ sizeof(struct bcma_device_id), "bcma", -+ do_bcma_entry, mod); - else if (sym_is(symname, "__mod_virtio_device_table")) - do_table(symval, sym->st_size, - sizeof(struct virtio_device_id), "virtio", ---- /dev/null -+++ b/drivers/bcma/sprom.c -@@ -0,0 +1,450 @@ -+/* -+ * Broadcom specific AMBA -+ * SPROM reading -+ * -+ * Copyright 2011, 2012, Hauke Mehrtens <hauke@hauke-m.de> -+ * -+ * Licensed under the GNU/GPL. See COPYING for details. -+ */ -+ -+#include "bcma_private.h" -+ -+#include <linux/bcma/bcma.h> -+#include <linux/bcma/bcma_regs.h> -+#include <linux/pci.h> -+#include <linux/io.h> -+#include <linux/dma-mapping.h> -+#include <linux/slab.h> -+ -+static int(*get_fallback_sprom)(struct bcma_bus *dev, struct ssb_sprom *out); -+ -+/** -+ * bcma_arch_register_fallback_sprom - Registers a method providing a -+ * fallback SPROM if no SPROM is found. -+ * -+ * @sprom_callback: The callback function. -+ * -+ * With this function the architecture implementation may register a -+ * callback handler which fills the SPROM data structure. The fallback is -+ * used for PCI based BCMA devices, where no valid SPROM can be found -+ * in the shadow registers and to provide the SPROM for SoCs where BCMA is -+ * to controll the system bus. -+ * -+ * This function is useful for weird architectures that have a half-assed -+ * BCMA device hardwired to their PCI bus. -+ * -+ * This function is available for architecture code, only. So it is not -+ * exported. -+ */ -+int bcma_arch_register_fallback_sprom(int (*sprom_callback)(struct bcma_bus *bus, -+ struct ssb_sprom *out)) -+{ -+ if (get_fallback_sprom) -+ return -EEXIST; -+ get_fallback_sprom = sprom_callback; -+ -+ return 0; -+} -+ -+static int bcma_fill_sprom_with_fallback(struct bcma_bus *bus, -+ struct ssb_sprom *out) -+{ -+ int err; -+ -+ if (!get_fallback_sprom) { -+ err = -ENOENT; -+ goto fail; -+ } -+ -+ err = get_fallback_sprom(bus, out); -+ if (err) -+ goto fail; -+ -+ pr_debug("Using SPROM revision %d provided by" -+ " platform.\n", bus->sprom.revision); -+ return 0; -+fail: -+ pr_warning("Using fallback SPROM failed (err %d)\n", err); -+ return err; -+} -+ -+/************************************************** -+ * R/W ops. -+ **************************************************/ -+ -+static void bcma_sprom_read(struct bcma_bus *bus, u16 offset, u16 *sprom) -+{ -+ int i; -+ for (i = 0; i < SSB_SPROMSIZE_WORDS_R4; i++) -+ sprom[i] = bcma_read16(bus->drv_cc.core, -+ offset + (i * 2)); -+} -+ -+/************************************************** -+ * Validation. -+ **************************************************/ -+ -+static inline u8 bcma_crc8(u8 crc, u8 data) -+{ -+ /* Polynomial: x^8 + x^7 + x^6 + x^4 + x^2 + 1 */ -+ static const u8 t[] = { -+ 0x00, 0xF7, 0xB9, 0x4E, 0x25, 0xD2, 0x9C, 0x6B, -+ 0x4A, 0xBD, 0xF3, 0x04, 0x6F, 0x98, 0xD6, 0x21, -+ 0x94, 0x63, 0x2D, 0xDA, 0xB1, 0x46, 0x08, 0xFF, -+ 0xDE, 0x29, 0x67, 0x90, 0xFB, 0x0C, 0x42, 0xB5, -+ 0x7F, 0x88, 0xC6, 0x31, 0x5A, 0xAD, 0xE3, 0x14, -+ 0x35, 0xC2, 0x8C, 0x7B, 0x10, 0xE7, 0xA9, 0x5E, -+ 0xEB, 0x1C, 0x52, 0xA5, 0xCE, 0x39, 0x77, 0x80, -+ 0xA1, 0x56, 0x18, 0xEF, 0x84, 0x73, 0x3D, 0xCA, -+ 0xFE, 0x09, 0x47, 0xB0, 0xDB, 0x2C, 0x62, 0x95, -+ 0xB4, 0x43, 0x0D, 0xFA, 0x91, 0x66, 0x28, 0xDF, -+ 0x6A, 0x9D, 0xD3, 0x24, 0x4F, 0xB8, 0xF6, 0x01, -+ 0x20, 0xD7, 0x99, 0x6E, 0x05, 0xF2, 0xBC, 0x4B, -+ 0x81, 0x76, 0x38, 0xCF, 0xA4, 0x53, 0x1D, 0xEA, -+ 0xCB, 0x3C, 0x72, 0x85, 0xEE, 0x19, 0x57, 0xA0, -+ 0x15, 0xE2, 0xAC, 0x5B, 0x30, 0xC7, 0x89, 0x7E, -+ 0x5F, 0xA8, 0xE6, 0x11, 0x7A, 0x8D, 0xC3, 0x34, -+ 0xAB, 0x5C, 0x12, 0xE5, 0x8E, 0x79, 0x37, 0xC0, -+ 0xE1, 0x16, 0x58, 0xAF, 0xC4, 0x33, 0x7D, 0x8A, -+ 0x3F, 0xC8, 0x86, 0x71, 0x1A, 0xED, 0xA3, 0x54, -+ 0x75, 0x82, 0xCC, 0x3B, 0x50, 0xA7, 0xE9, 0x1E, -+ 0xD4, 0x23, 0x6D, 0x9A, 0xF1, 0x06, 0x48, 0xBF, -+ 0x9E, 0x69, 0x27, 0xD0, 0xBB, 0x4C, 0x02, 0xF5, -+ 0x40, 0xB7, 0xF9, 0x0E, 0x65, 0x92, 0xDC, 0x2B, -+ 0x0A, 0xFD, 0xB3, 0x44, 0x2F, 0xD8, 0x96, 0x61, -+ 0x55, 0xA2, 0xEC, 0x1B, 0x70, 0x87, 0xC9, 0x3E, -+ 0x1F, 0xE8, 0xA6, 0x51, 0x3A, 0xCD, 0x83, 0x74, -+ 0xC1, 0x36, 0x78, 0x8F, 0xE4, 0x13, 0x5D, 0xAA, -+ 0x8B, 0x7C, 0x32, 0xC5, 0xAE, 0x59, 0x17, 0xE0, -+ 0x2A, 0xDD, 0x93, 0x64, 0x0F, 0xF8, 0xB6, 0x41, -+ 0x60, 0x97, 0xD9, 0x2E, 0x45, 0xB2, 0xFC, 0x0B, -+ 0xBE, 0x49, 0x07, 0xF0, 0x9B, 0x6C, 0x22, 0xD5, -+ 0xF4, 0x03, 0x4D, 0xBA, 0xD1, 0x26, 0x68, 0x9F, -+ }; -+ return t[crc ^ data]; -+} -+ -+static u8 bcma_sprom_crc(const u16 *sprom) -+{ -+ int word; -+ u8 crc = 0xFF; -+ -+ for (word = 0; word < SSB_SPROMSIZE_WORDS_R4 - 1; word++) { -+ crc = bcma_crc8(crc, sprom[word] & 0x00FF); -+ crc = bcma_crc8(crc, (sprom[word] & 0xFF00) >> 8); -+ } -+ crc = bcma_crc8(crc, sprom[SSB_SPROMSIZE_WORDS_R4 - 1] & 0x00FF); -+ crc ^= 0xFF; -+ -+ return crc; -+} -+ -+static int bcma_sprom_check_crc(const u16 *sprom) -+{ -+ u8 crc; -+ u8 expected_crc; -+ u16 tmp; -+ -+ crc = bcma_sprom_crc(sprom); -+ tmp = sprom[SSB_SPROMSIZE_WORDS_R4 - 1] & SSB_SPROM_REVISION_CRC; -+ expected_crc = tmp >> SSB_SPROM_REVISION_CRC_SHIFT; -+ if (crc != expected_crc) -+ return -EPROTO; -+ -+ return 0; -+} -+ -+static int bcma_sprom_valid(const u16 *sprom) -+{ -+ u16 revision; -+ int err; -+ -+ err = bcma_sprom_check_crc(sprom); -+ if (err) -+ return err; -+ -+ revision = sprom[SSB_SPROMSIZE_WORDS_R4 - 1] & SSB_SPROM_REVISION_REV; -+ if (revision != 8 && revision != 9) { -+ pr_err("Unsupported SPROM revision: %d\n", revision); -+ return -ENOENT; -+ } -+ -+ return 0; -+} -+ -+/************************************************** -+ * SPROM extraction. -+ **************************************************/ -+ -+#define SPOFF(offset) ((offset) / sizeof(u16)) -+ -+#define SPEX(_field, _offset, _mask, _shift) \ -+ bus->sprom._field = ((sprom[SPOFF(_offset)] & (_mask)) >> (_shift)) -+ -+static void bcma_sprom_extract_r8(struct bcma_bus *bus, const u16 *sprom) -+{ -+ u16 v, o; -+ int i; -+ u16 pwr_info_offset[] = { -+ SSB_SROM8_PWR_INFO_CORE0, SSB_SROM8_PWR_INFO_CORE1, -+ SSB_SROM8_PWR_INFO_CORE2, SSB_SROM8_PWR_INFO_CORE3 -+ }; -+ BUILD_BUG_ON(ARRAY_SIZE(pwr_info_offset) != -+ ARRAY_SIZE(bus->sprom.core_pwr_info)); -+ -+ bus->sprom.revision = sprom[SSB_SPROMSIZE_WORDS_R4 - 1] & -+ SSB_SPROM_REVISION_REV; -+ -+ for (i = 0; i < 3; i++) { -+ v = sprom[SPOFF(SSB_SPROM8_IL0MAC) + i]; -+ *(((__be16 *)bus->sprom.il0mac) + i) = cpu_to_be16(v); -+ } -+ -+ SPEX(board_rev, SSB_SPROM8_BOARDREV, ~0, 0); -+ -+ SPEX(txpid2g[0], SSB_SPROM4_TXPID2G01, SSB_SPROM4_TXPID2G0, -+ SSB_SPROM4_TXPID2G0_SHIFT); -+ SPEX(txpid2g[1], SSB_SPROM4_TXPID2G01, SSB_SPROM4_TXPID2G1, -+ SSB_SPROM4_TXPID2G1_SHIFT); -+ SPEX(txpid2g[2], SSB_SPROM4_TXPID2G23, SSB_SPROM4_TXPID2G2, -+ SSB_SPROM4_TXPID2G2_SHIFT); -+ SPEX(txpid2g[3], SSB_SPROM4_TXPID2G23, SSB_SPROM4_TXPID2G3, -+ SSB_SPROM4_TXPID2G3_SHIFT); -+ -+ SPEX(txpid5gl[0], SSB_SPROM4_TXPID5GL01, SSB_SPROM4_TXPID5GL0, -+ SSB_SPROM4_TXPID5GL0_SHIFT); -+ SPEX(txpid5gl[1], SSB_SPROM4_TXPID5GL01, SSB_SPROM4_TXPID5GL1, -+ SSB_SPROM4_TXPID5GL1_SHIFT); -+ SPEX(txpid5gl[2], SSB_SPROM4_TXPID5GL23, SSB_SPROM4_TXPID5GL2, -+ SSB_SPROM4_TXPID5GL2_SHIFT); -+ SPEX(txpid5gl[3], SSB_SPROM4_TXPID5GL23, SSB_SPROM4_TXPID5GL3, -+ SSB_SPROM4_TXPID5GL3_SHIFT); -+ -+ SPEX(txpid5g[0], SSB_SPROM4_TXPID5G01, SSB_SPROM4_TXPID5G0, -+ SSB_SPROM4_TXPID5G0_SHIFT); -+ SPEX(txpid5g[1], SSB_SPROM4_TXPID5G01, SSB_SPROM4_TXPID5G1, -+ SSB_SPROM4_TXPID5G1_SHIFT); -+ SPEX(txpid5g[2], SSB_SPROM4_TXPID5G23, SSB_SPROM4_TXPID5G2, -+ SSB_SPROM4_TXPID5G2_SHIFT); -+ SPEX(txpid5g[3], SSB_SPROM4_TXPID5G23, SSB_SPROM4_TXPID5G3, -+ SSB_SPROM4_TXPID5G3_SHIFT); -+ -+ SPEX(txpid5gh[0], SSB_SPROM4_TXPID5GH01, SSB_SPROM4_TXPID5GH0, -+ SSB_SPROM4_TXPID5GH0_SHIFT); -+ SPEX(txpid5gh[1], SSB_SPROM4_TXPID5GH01, SSB_SPROM4_TXPID5GH1, -+ SSB_SPROM4_TXPID5GH1_SHIFT); -+ SPEX(txpid5gh[2], SSB_SPROM4_TXPID5GH23, SSB_SPROM4_TXPID5GH2, -+ SSB_SPROM4_TXPID5GH2_SHIFT); -+ SPEX(txpid5gh[3], SSB_SPROM4_TXPID5GH23, SSB_SPROM4_TXPID5GH3, -+ SSB_SPROM4_TXPID5GH3_SHIFT); -+ -+ SPEX(boardflags_lo, SSB_SPROM8_BFLLO, ~0, 0); -+ SPEX(boardflags_hi, SSB_SPROM8_BFLHI, ~0, 0); -+ SPEX(boardflags2_lo, SSB_SPROM8_BFL2LO, ~0, 0); -+ SPEX(boardflags2_hi, SSB_SPROM8_BFL2HI, ~0, 0); -+ -+ SPEX(country_code, SSB_SPROM8_CCODE, ~0, 0); -+ -+ /* Extract cores power info info */ -+ for (i = 0; i < ARRAY_SIZE(pwr_info_offset); i++) { -+ o = pwr_info_offset[i]; -+ SPEX(core_pwr_info[i].itssi_2g, o + SSB_SROM8_2G_MAXP_ITSSI, -+ SSB_SPROM8_2G_ITSSI, SSB_SPROM8_2G_ITSSI_SHIFT); -+ SPEX(core_pwr_info[i].maxpwr_2g, o + SSB_SROM8_2G_MAXP_ITSSI, -+ SSB_SPROM8_2G_MAXP, 0); -+ -+ SPEX(core_pwr_info[i].pa_2g[0], o + SSB_SROM8_2G_PA_0, ~0, 0); -+ SPEX(core_pwr_info[i].pa_2g[1], o + SSB_SROM8_2G_PA_1, ~0, 0); -+ SPEX(core_pwr_info[i].pa_2g[2], o + SSB_SROM8_2G_PA_2, ~0, 0); -+ -+ SPEX(core_pwr_info[i].itssi_5g, o + SSB_SROM8_5G_MAXP_ITSSI, -+ SSB_SPROM8_5G_ITSSI, SSB_SPROM8_5G_ITSSI_SHIFT); -+ SPEX(core_pwr_info[i].maxpwr_5g, o + SSB_SROM8_5G_MAXP_ITSSI, -+ SSB_SPROM8_5G_MAXP, 0); -+ SPEX(core_pwr_info[i].maxpwr_5gh, o + SSB_SPROM8_5GHL_MAXP, -+ SSB_SPROM8_5GH_MAXP, 0); -+ SPEX(core_pwr_info[i].maxpwr_5gl, o + SSB_SPROM8_5GHL_MAXP, -+ SSB_SPROM8_5GL_MAXP, SSB_SPROM8_5GL_MAXP_SHIFT); -+ -+ SPEX(core_pwr_info[i].pa_5gl[0], o + SSB_SROM8_5GL_PA_0, ~0, 0); -+ SPEX(core_pwr_info[i].pa_5gl[1], o + SSB_SROM8_5GL_PA_1, ~0, 0); -+ SPEX(core_pwr_info[i].pa_5gl[2], o + SSB_SROM8_5GL_PA_2, ~0, 0); -+ SPEX(core_pwr_info[i].pa_5g[0], o + SSB_SROM8_5G_PA_0, ~0, 0); -+ SPEX(core_pwr_info[i].pa_5g[1], o + SSB_SROM8_5G_PA_1, ~0, 0); -+ SPEX(core_pwr_info[i].pa_5g[2], o + SSB_SROM8_5G_PA_2, ~0, 0); -+ SPEX(core_pwr_info[i].pa_5gh[0], o + SSB_SROM8_5GH_PA_0, ~0, 0); -+ SPEX(core_pwr_info[i].pa_5gh[1], o + SSB_SROM8_5GH_PA_1, ~0, 0); -+ SPEX(core_pwr_info[i].pa_5gh[2], o + SSB_SROM8_5GH_PA_2, ~0, 0); -+ } -+ -+ SPEX(fem.ghz2.tssipos, SSB_SPROM8_FEM2G, SSB_SROM8_FEM_TSSIPOS, -+ SSB_SROM8_FEM_TSSIPOS_SHIFT); -+ SPEX(fem.ghz2.extpa_gain, SSB_SPROM8_FEM2G, SSB_SROM8_FEM_EXTPA_GAIN, -+ SSB_SROM8_FEM_EXTPA_GAIN_SHIFT); -+ SPEX(fem.ghz2.pdet_range, SSB_SPROM8_FEM2G, SSB_SROM8_FEM_PDET_RANGE, -+ SSB_SROM8_FEM_PDET_RANGE_SHIFT); -+ SPEX(fem.ghz2.tr_iso, SSB_SPROM8_FEM2G, SSB_SROM8_FEM_TR_ISO, -+ SSB_SROM8_FEM_TR_ISO_SHIFT); -+ SPEX(fem.ghz2.antswlut, SSB_SPROM8_FEM2G, SSB_SROM8_FEM_ANTSWLUT, -+ SSB_SROM8_FEM_ANTSWLUT_SHIFT); -+ -+ SPEX(fem.ghz5.tssipos, SSB_SPROM8_FEM5G, SSB_SROM8_FEM_TSSIPOS, -+ SSB_SROM8_FEM_TSSIPOS_SHIFT); -+ SPEX(fem.ghz5.extpa_gain, SSB_SPROM8_FEM5G, SSB_SROM8_FEM_EXTPA_GAIN, -+ SSB_SROM8_FEM_EXTPA_GAIN_SHIFT); -+ SPEX(fem.ghz5.pdet_range, SSB_SPROM8_FEM5G, SSB_SROM8_FEM_PDET_RANGE, -+ SSB_SROM8_FEM_PDET_RANGE_SHIFT); -+ SPEX(fem.ghz5.tr_iso, SSB_SPROM8_FEM5G, SSB_SROM8_FEM_TR_ISO, -+ SSB_SROM8_FEM_TR_ISO_SHIFT); -+ SPEX(fem.ghz5.antswlut, SSB_SPROM8_FEM5G, SSB_SROM8_FEM_ANTSWLUT, -+ SSB_SROM8_FEM_ANTSWLUT_SHIFT); -+} -+ -+/* -+ * Indicates the presence of external SPROM. -+ */ -+static bool bcma_sprom_ext_available(struct bcma_bus *bus) -+{ -+ u32 chip_status; -+ u32 srom_control; -+ u32 present_mask; -+ -+ if (bus->drv_cc.core->id.rev >= 31) { -+ if (!(bus->drv_cc.capabilities & BCMA_CC_CAP_SPROM)) -+ return false; -+ -+ srom_control = bcma_read32(bus->drv_cc.core, -+ BCMA_CC_SROM_CONTROL); -+ return srom_control & BCMA_CC_SROM_CONTROL_PRESENT; -+ } -+ -+ /* older chipcommon revisions use chip status register */ -+ chip_status = bcma_read32(bus->drv_cc.core, BCMA_CC_CHIPSTAT); -+ switch (bus->chipinfo.id) { -+ case 0x4313: -+ present_mask = BCMA_CC_CHIPST_4313_SPROM_PRESENT; -+ break; -+ -+ case 0x4331: -+ present_mask = BCMA_CC_CHIPST_4331_SPROM_PRESENT; -+ break; -+ -+ default: -+ return true; -+ } -+ -+ return chip_status & present_mask; -+} -+ -+/* -+ * Indicates that on-chip OTP memory is present and enabled. -+ */ -+static bool bcma_sprom_onchip_available(struct bcma_bus *bus) -+{ -+ u32 chip_status; -+ u32 otpsize = 0; -+ bool present; -+ -+ chip_status = bcma_read32(bus->drv_cc.core, BCMA_CC_CHIPSTAT); -+ switch (bus->chipinfo.id) { -+ case 0x4313: -+ present = chip_status & BCMA_CC_CHIPST_4313_OTP_PRESENT; -+ break; -+ -+ case 0x4331: -+ present = chip_status & BCMA_CC_CHIPST_4331_OTP_PRESENT; -+ break; -+ -+ case 43224: -+ case 43225: -+ /* for these chips OTP is always available */ -+ present = true; -+ break; -+ -+ default: -+ present = false; -+ break; -+ } -+ -+ if (present) { -+ otpsize = bus->drv_cc.capabilities & BCMA_CC_CAP_OTPS; -+ otpsize >>= BCMA_CC_CAP_OTPS_SHIFT; -+ } -+ -+ return otpsize != 0; -+} -+ -+/* -+ * Verify OTP is filled and determine the byte -+ * offset where SPROM data is located. -+ * -+ * On error, returns 0; byte offset otherwise. -+ */ -+static int bcma_sprom_onchip_offset(struct bcma_bus *bus) -+{ -+ struct bcma_device *cc = bus->drv_cc.core; -+ u32 offset; -+ -+ /* verify OTP status */ -+ if ((bcma_read32(cc, BCMA_CC_OTPS) & BCMA_CC_OTPS_GU_PROG_HW) == 0) -+ return 0; -+ -+ /* obtain bit offset from otplayout register */ -+ offset = (bcma_read32(cc, BCMA_CC_OTPL) & BCMA_CC_OTPL_GURGN_OFFSET); -+ return BCMA_CC_SPROM + (offset >> 3); -+} -+ -+int bcma_sprom_get(struct bcma_bus *bus) -+{ -+ u16 offset = BCMA_CC_SPROM; -+ u16 *sprom; -+ int err = 0; -+ -+ if (!bus->drv_cc.core) -+ return -EOPNOTSUPP; -+ -+ if (!bcma_sprom_ext_available(bus)) { -+ /* -+ * External SPROM takes precedence so check -+ * on-chip OTP only when no external SPROM -+ * is present. -+ */ -+ if (bcma_sprom_onchip_available(bus)) { -+ /* determine offset */ -+ offset = bcma_sprom_onchip_offset(bus); -+ } -+ if (!offset) { -+ /* -+ * Maybe there is no SPROM on the device? -+ * Now we ask the arch code if there is some sprom -+ * available for this device in some other storage. -+ */ -+ err = bcma_fill_sprom_with_fallback(bus, &bus->sprom); -+ return err; -+ } -+ } -+ -+ sprom = kcalloc(SSB_SPROMSIZE_WORDS_R4, sizeof(u16), -+ GFP_KERNEL); -+ if (!sprom) -+ return -ENOMEM; -+ -+ if (bus->chipinfo.id == 0x4331) -+ bcma_chipco_bcm4331_ext_pa_lines_ctl(&bus->drv_cc, false); -+ -+ pr_debug("SPROM offset 0x%x\n", offset); -+ bcma_sprom_read(bus, offset, sprom); -+ -+ if (bus->chipinfo.id == 0x4331) -+ bcma_chipco_bcm4331_ext_pa_lines_ctl(&bus->drv_cc, true); -+ -+ err = bcma_sprom_valid(sprom); -+ if (err) -+ goto out; -+ -+ bcma_sprom_extract_r8(bus, sprom); -+ -+out: -+ kfree(sprom); -+ return err; -+} ---- /dev/null -+++ b/drivers/bcma/driver_pci_host.c -@@ -0,0 +1,589 @@ -+/* -+ * Broadcom specific AMBA -+ * PCI Core in hostmode -+ * -+ * Copyright 2005 - 2011, Broadcom Corporation -+ * Copyright 2006, 2007, Michael Buesch <m@bues.ch> -+ * Copyright 2011, 2012, Hauke Mehrtens <hauke@hauke-m.de> -+ * -+ * Licensed under the GNU/GPL. See COPYING for details. -+ */ -+ -+#include "bcma_private.h" -+#include <linux/pci.h> -+#include <linux/export.h> -+#include <linux/bcma/bcma.h> -+#include <asm/paccess.h> -+ -+/* Probe a 32bit value on the bus and catch bus exceptions. -+ * Returns nonzero on a bus exception. -+ * This is MIPS specific */ -+#define mips_busprobe32(val, addr) get_dbe((val), ((u32 *)(addr))) -+ -+/* Assume one-hot slot wiring */ -+#define BCMA_PCI_SLOT_MAX 16 -+#define PCI_CONFIG_SPACE_SIZE 256 -+ -+bool __devinit bcma_core_pci_is_in_hostmode(struct bcma_drv_pci *pc) -+{ -+ struct bcma_bus *bus = pc->core->bus; -+ u16 chipid_top; -+ u32 tmp; -+ -+ chipid_top = (bus->chipinfo.id & 0xFF00); -+ if (chipid_top != 0x4700 && -+ chipid_top != 0x5300) -+ return false; -+ -+ if (bus->sprom.boardflags_lo & BCMA_CORE_PCI_BFL_NOPCI) { -+ pr_info("This PCI core is disabled and not working\n"); -+ return false; -+ } -+ -+ bcma_core_enable(pc->core, 0); -+ -+ return !mips_busprobe32(tmp, pc->core->io_addr); -+} -+ -+static u32 bcma_pcie_read_config(struct bcma_drv_pci *pc, u32 address) -+{ -+ pcicore_write32(pc, BCMA_CORE_PCI_CONFIG_ADDR, address); -+ pcicore_read32(pc, BCMA_CORE_PCI_CONFIG_ADDR); -+ return pcicore_read32(pc, BCMA_CORE_PCI_CONFIG_DATA); -+} -+ -+static void bcma_pcie_write_config(struct bcma_drv_pci *pc, u32 address, -+ u32 data) -+{ -+ pcicore_write32(pc, BCMA_CORE_PCI_CONFIG_ADDR, address); -+ pcicore_read32(pc, BCMA_CORE_PCI_CONFIG_ADDR); -+ pcicore_write32(pc, BCMA_CORE_PCI_CONFIG_DATA, data); -+} -+ -+static u32 bcma_get_cfgspace_addr(struct bcma_drv_pci *pc, unsigned int dev, -+ unsigned int func, unsigned int off) -+{ -+ u32 addr = 0; -+ -+ /* Issue config commands only when the data link is up (atleast -+ * one external pcie device is present). -+ */ -+ if (dev >= 2 || !(bcma_pcie_read(pc, BCMA_CORE_PCI_DLLP_LSREG) -+ & BCMA_CORE_PCI_DLLP_LSREG_LINKUP)) -+ goto out; -+ -+ /* Type 0 transaction */ -+ /* Slide the PCI window to the appropriate slot */ -+ pcicore_write32(pc, BCMA_CORE_PCI_SBTOPCI1, BCMA_CORE_PCI_SBTOPCI_CFG0); -+ /* Calculate the address */ -+ addr = pc->host_controller->host_cfg_addr; -+ addr |= (dev << BCMA_CORE_PCI_CFG_SLOT_SHIFT); -+ addr |= (func << BCMA_CORE_PCI_CFG_FUN_SHIFT); -+ addr |= (off & ~3); -+ -+out: -+ return addr; -+} -+ -+static int bcma_extpci_read_config(struct bcma_drv_pci *pc, unsigned int dev, -+ unsigned int func, unsigned int off, -+ void *buf, int len) -+{ -+ int err = -EINVAL; -+ u32 addr, val; -+ void __iomem *mmio = 0; -+ -+ WARN_ON(!pc->hostmode); -+ if (unlikely(len != 1 && len != 2 && len != 4)) -+ goto out; -+ if (dev == 0) { -+ /* we support only two functions on device 0 */ -+ if (func > 1) -+ return -EINVAL; -+ -+ /* accesses to config registers with offsets >= 256 -+ * requires indirect access. -+ */ -+ if (off >= PCI_CONFIG_SPACE_SIZE) { -+ addr = (func << 12); -+ addr |= (off & 0x0FFF); -+ val = bcma_pcie_read_config(pc, addr); -+ } else { -+ addr = BCMA_CORE_PCI_PCICFG0; -+ addr |= (func << 8); -+ addr |= (off & 0xfc); -+ val = pcicore_read32(pc, addr); -+ } -+ } else { -+ addr = bcma_get_cfgspace_addr(pc, dev, func, off); -+ if (unlikely(!addr)) -+ goto out; -+ err = -ENOMEM; -+ mmio = ioremap_nocache(addr, len); -+ if (!mmio) -+ goto out; -+ -+ if (mips_busprobe32(val, mmio)) { -+ val = 0xffffffff; -+ goto unmap; -+ } -+ -+ val = readl(mmio); -+ } -+ val >>= (8 * (off & 3)); -+ -+ switch (len) { -+ case 1: -+ *((u8 *)buf) = (u8)val; -+ break; -+ case 2: -+ *((u16 *)buf) = (u16)val; -+ break; -+ case 4: -+ *((u32 *)buf) = (u32)val; -+ break; -+ } -+ err = 0; -+unmap: -+ if (mmio) -+ iounmap(mmio); -+out: -+ return err; -+} -+ -+static int bcma_extpci_write_config(struct bcma_drv_pci *pc, unsigned int dev, -+ unsigned int func, unsigned int off, -+ const void *buf, int len) -+{ -+ int err = -EINVAL; -+ u32 addr = 0, val = 0; -+ void __iomem *mmio = 0; -+ u16 chipid = pc->core->bus->chipinfo.id; -+ -+ WARN_ON(!pc->hostmode); -+ if (unlikely(len != 1 && len != 2 && len != 4)) -+ goto out; -+ if (dev == 0) { -+ /* accesses to config registers with offsets >= 256 -+ * requires indirect access. -+ */ -+ if (off < PCI_CONFIG_SPACE_SIZE) { -+ addr = pc->core->addr + BCMA_CORE_PCI_PCICFG0; -+ addr |= (func << 8); -+ addr |= (off & 0xfc); -+ mmio = ioremap_nocache(addr, len); -+ if (!mmio) -+ goto out; -+ } -+ } else { -+ addr = bcma_get_cfgspace_addr(pc, dev, func, off); -+ if (unlikely(!addr)) -+ goto out; -+ err = -ENOMEM; -+ mmio = ioremap_nocache(addr, len); -+ if (!mmio) -+ goto out; -+ -+ if (mips_busprobe32(val, mmio)) { -+ val = 0xffffffff; -+ goto unmap; -+ } -+ } -+ -+ switch (len) { -+ case 1: -+ val = readl(mmio); -+ val &= ~(0xFF << (8 * (off & 3))); -+ val |= *((const u8 *)buf) << (8 * (off & 3)); -+ break; -+ case 2: -+ val = readl(mmio); -+ val &= ~(0xFFFF << (8 * (off & 3))); -+ val |= *((const u16 *)buf) << (8 * (off & 3)); -+ break; -+ case 4: -+ val = *((const u32 *)buf); -+ break; -+ } -+ if (dev == 0 && !addr) { -+ /* accesses to config registers with offsets >= 256 -+ * requires indirect access. -+ */ -+ addr = (func << 12); -+ addr |= (off & 0x0FFF); -+ bcma_pcie_write_config(pc, addr, val); -+ } else { -+ writel(val, mmio); -+ -+ if (chipid == 0x4716 || chipid == 0x4748) -+ readl(mmio); -+ } -+ -+ err = 0; -+unmap: -+ if (mmio) -+ iounmap(mmio); -+out: -+ return err; -+} -+ -+static int bcma_core_pci_hostmode_read_config(struct pci_bus *bus, -+ unsigned int devfn, -+ int reg, int size, u32 *val) -+{ -+ unsigned long flags; -+ int err; -+ struct bcma_drv_pci *pc; -+ struct bcma_drv_pci_host *pc_host; -+ -+ pc_host = container_of(bus->ops, struct bcma_drv_pci_host, pci_ops); -+ pc = pc_host->pdev; -+ -+ spin_lock_irqsave(&pc_host->cfgspace_lock, flags); -+ err = bcma_extpci_read_config(pc, PCI_SLOT(devfn), -+ PCI_FUNC(devfn), reg, val, size); -+ spin_unlock_irqrestore(&pc_host->cfgspace_lock, flags); -+ -+ return err ? PCIBIOS_DEVICE_NOT_FOUND : PCIBIOS_SUCCESSFUL; -+} -+ -+static int bcma_core_pci_hostmode_write_config(struct pci_bus *bus, -+ unsigned int devfn, -+ int reg, int size, u32 val) -+{ -+ unsigned long flags; -+ int err; -+ struct bcma_drv_pci *pc; -+ struct bcma_drv_pci_host *pc_host; -+ -+ pc_host = container_of(bus->ops, struct bcma_drv_pci_host, pci_ops); -+ pc = pc_host->pdev; -+ -+ spin_lock_irqsave(&pc_host->cfgspace_lock, flags); -+ err = bcma_extpci_write_config(pc, PCI_SLOT(devfn), -+ PCI_FUNC(devfn), reg, &val, size); -+ spin_unlock_irqrestore(&pc_host->cfgspace_lock, flags); -+ -+ return err ? PCIBIOS_DEVICE_NOT_FOUND : PCIBIOS_SUCCESSFUL; -+} -+ -+/* return cap_offset if requested capability exists in the PCI config space */ -+static u8 __devinit bcma_find_pci_capability(struct bcma_drv_pci *pc, -+ unsigned int dev, -+ unsigned int func, u8 req_cap_id, -+ unsigned char *buf, u32 *buflen) -+{ -+ u8 cap_id; -+ u8 cap_ptr = 0; -+ u32 bufsize; -+ u8 byte_val; -+ -+ /* check for Header type 0 */ -+ bcma_extpci_read_config(pc, dev, func, PCI_HEADER_TYPE, &byte_val, -+ sizeof(u8)); -+ if ((byte_val & 0x7f) != PCI_HEADER_TYPE_NORMAL) -+ return cap_ptr; -+ -+ /* check if the capability pointer field exists */ -+ bcma_extpci_read_config(pc, dev, func, PCI_STATUS, &byte_val, -+ sizeof(u8)); -+ if (!(byte_val & PCI_STATUS_CAP_LIST)) -+ return cap_ptr; -+ -+ /* check if the capability pointer is 0x00 */ -+ bcma_extpci_read_config(pc, dev, func, PCI_CAPABILITY_LIST, &cap_ptr, -+ sizeof(u8)); -+ if (cap_ptr == 0x00) -+ return cap_ptr; -+ -+ /* loop thr'u the capability list and see if the requested capabilty -+ * exists */ -+ bcma_extpci_read_config(pc, dev, func, cap_ptr, &cap_id, sizeof(u8)); -+ while (cap_id != req_cap_id) { -+ bcma_extpci_read_config(pc, dev, func, cap_ptr + 1, &cap_ptr, -+ sizeof(u8)); -+ if (cap_ptr == 0x00) -+ return cap_ptr; -+ bcma_extpci_read_config(pc, dev, func, cap_ptr, &cap_id, -+ sizeof(u8)); -+ } -+ -+ /* found the caller requested capability */ -+ if ((buf != NULL) && (buflen != NULL)) { -+ u8 cap_data; -+ -+ bufsize = *buflen; -+ if (!bufsize) -+ return cap_ptr; -+ -+ *buflen = 0; -+ -+ /* copy the cpability data excluding cap ID and next ptr */ -+ cap_data = cap_ptr + 2; -+ if ((bufsize + cap_data) > PCI_CONFIG_SPACE_SIZE) -+ bufsize = PCI_CONFIG_SPACE_SIZE - cap_data; -+ *buflen = bufsize; -+ while (bufsize--) { -+ bcma_extpci_read_config(pc, dev, func, cap_data, buf, -+ sizeof(u8)); -+ cap_data++; -+ buf++; -+ } -+ } -+ -+ return cap_ptr; -+} -+ -+/* If the root port is capable of returning Config Request -+ * Retry Status (CRS) Completion Status to software then -+ * enable the feature. -+ */ -+static void __devinit bcma_core_pci_enable_crs(struct bcma_drv_pci *pc) -+{ -+ u8 cap_ptr, root_ctrl, root_cap, dev; -+ u16 val16; -+ int i; -+ -+ cap_ptr = bcma_find_pci_capability(pc, 0, 0, PCI_CAP_ID_EXP, NULL, -+ NULL); -+ root_cap = cap_ptr + PCI_EXP_RTCAP; -+ bcma_extpci_read_config(pc, 0, 0, root_cap, &val16, sizeof(u16)); -+ if (val16 & BCMA_CORE_PCI_RC_CRS_VISIBILITY) { -+ /* Enable CRS software visibility */ -+ root_ctrl = cap_ptr + PCI_EXP_RTCTL; -+ val16 = PCI_EXP_RTCTL_CRSSVE; -+ bcma_extpci_read_config(pc, 0, 0, root_ctrl, &val16, -+ sizeof(u16)); -+ -+ /* Initiate a configuration request to read the vendor id -+ * field of the device function's config space header after -+ * 100 ms wait time from the end of Reset. If the device is -+ * not done with its internal initialization, it must at -+ * least return a completion TLP, with a completion status -+ * of "Configuration Request Retry Status (CRS)". The root -+ * complex must complete the request to the host by returning -+ * a read-data value of 0001h for the Vendor ID field and -+ * all 1s for any additional bytes included in the request. -+ * Poll using the config reads for max wait time of 1 sec or -+ * until we receive the successful completion status. Repeat -+ * the procedure for all the devices. -+ */ -+ for (dev = 1; dev < BCMA_PCI_SLOT_MAX; dev++) { -+ for (i = 0; i < 100000; i++) { -+ bcma_extpci_read_config(pc, dev, 0, -+ PCI_VENDOR_ID, &val16, -+ sizeof(val16)); -+ if (val16 != 0x1) -+ break; -+ udelay(10); -+ } -+ if (val16 == 0x1) -+ pr_err("PCI: Broken device in slot %d\n", dev); -+ } -+ } -+} -+ -+void __devinit bcma_core_pci_hostmode_init(struct bcma_drv_pci *pc) -+{ -+ struct bcma_bus *bus = pc->core->bus; -+ struct bcma_drv_pci_host *pc_host; -+ u32 tmp; -+ u32 pci_membase_1G; -+ unsigned long io_map_base; -+ -+ pr_info("PCIEcore in host mode found\n"); -+ -+ pc_host = kzalloc(sizeof(*pc_host), GFP_KERNEL); -+ if (!pc_host) { -+ pr_err("can not allocate memory"); -+ return; -+ } -+ -+ pc->host_controller = pc_host; -+ pc_host->pci_controller.io_resource = &pc_host->io_resource; -+ pc_host->pci_controller.mem_resource = &pc_host->mem_resource; -+ pc_host->pci_controller.pci_ops = &pc_host->pci_ops; -+ pc_host->pdev = pc; -+ -+ pci_membase_1G = BCMA_SOC_PCI_DMA; -+ pc_host->host_cfg_addr = BCMA_SOC_PCI_CFG; -+ -+ pc_host->pci_ops.read = bcma_core_pci_hostmode_read_config; -+ pc_host->pci_ops.write = bcma_core_pci_hostmode_write_config; -+ -+ pc_host->mem_resource.name = "BCMA PCIcore external memory", -+ pc_host->mem_resource.start = BCMA_SOC_PCI_DMA; -+ pc_host->mem_resource.end = BCMA_SOC_PCI_DMA + BCMA_SOC_PCI_DMA_SZ - 1; -+ pc_host->mem_resource.flags = IORESOURCE_MEM | IORESOURCE_PCI_FIXED; -+ -+ pc_host->io_resource.name = "BCMA PCIcore external I/O", -+ pc_host->io_resource.start = 0x100; -+ pc_host->io_resource.end = 0x7FF; -+ pc_host->io_resource.flags = IORESOURCE_IO | IORESOURCE_PCI_FIXED; -+ -+ /* Reset RC */ -+ udelay(3000); -+ pcicore_write32(pc, BCMA_CORE_PCI_CTL, BCMA_CORE_PCI_CTL_RST_OE); -+ udelay(1000); -+ pcicore_write32(pc, BCMA_CORE_PCI_CTL, BCMA_CORE_PCI_CTL_RST | -+ BCMA_CORE_PCI_CTL_RST_OE); -+ -+ /* 64 MB I/O access window. On 4716, use -+ * sbtopcie0 to access the device registers. We -+ * can't use address match 2 (1 GB window) region -+ * as mips can't generate 64-bit address on the -+ * backplane. -+ */ -+ if (bus->chipinfo.id == 0x4716 || bus->chipinfo.id == 0x4748) { -+ pc_host->mem_resource.start = BCMA_SOC_PCI_MEM; -+ pc_host->mem_resource.end = BCMA_SOC_PCI_MEM + -+ BCMA_SOC_PCI_MEM_SZ - 1; -+ pcicore_write32(pc, BCMA_CORE_PCI_SBTOPCI0, -+ BCMA_CORE_PCI_SBTOPCI_MEM | BCMA_SOC_PCI_MEM); -+ } else if (bus->chipinfo.id == 0x5300) { -+ tmp = BCMA_CORE_PCI_SBTOPCI_MEM; -+ tmp |= BCMA_CORE_PCI_SBTOPCI_PREF; -+ tmp |= BCMA_CORE_PCI_SBTOPCI_BURST; -+ if (pc->core->core_unit == 0) { -+ pc_host->mem_resource.start = BCMA_SOC_PCI_MEM; -+ pc_host->mem_resource.end = BCMA_SOC_PCI_MEM + -+ BCMA_SOC_PCI_MEM_SZ - 1; -+ pci_membase_1G = BCMA_SOC_PCIE_DMA_H32; -+ pcicore_write32(pc, BCMA_CORE_PCI_SBTOPCI0, -+ tmp | BCMA_SOC_PCI_MEM); -+ } else if (pc->core->core_unit == 1) { -+ pc_host->mem_resource.start = BCMA_SOC_PCI1_MEM; -+ pc_host->mem_resource.end = BCMA_SOC_PCI1_MEM + -+ BCMA_SOC_PCI_MEM_SZ - 1; -+ pci_membase_1G = BCMA_SOC_PCIE1_DMA_H32; -+ pc_host->host_cfg_addr = BCMA_SOC_PCI1_CFG; -+ pcicore_write32(pc, BCMA_CORE_PCI_SBTOPCI0, -+ tmp | BCMA_SOC_PCI1_MEM); -+ } -+ } else -+ pcicore_write32(pc, BCMA_CORE_PCI_SBTOPCI0, -+ BCMA_CORE_PCI_SBTOPCI_IO); -+ -+ /* 64 MB configuration access window */ -+ pcicore_write32(pc, BCMA_CORE_PCI_SBTOPCI1, BCMA_CORE_PCI_SBTOPCI_CFG0); -+ -+ /* 1 GB memory access window */ -+ pcicore_write32(pc, BCMA_CORE_PCI_SBTOPCI2, -+ BCMA_CORE_PCI_SBTOPCI_MEM | pci_membase_1G); -+ -+ -+ /* As per PCI Express Base Spec 1.1 we need to wait for -+ * at least 100 ms from the end of a reset (cold/warm/hot) -+ * before issuing configuration requests to PCI Express -+ * devices. -+ */ -+ udelay(100000); -+ -+ bcma_core_pci_enable_crs(pc); -+ -+ /* Enable PCI bridge BAR0 memory & master access */ -+ tmp = PCI_COMMAND_MASTER | PCI_COMMAND_MEMORY; -+ bcma_extpci_write_config(pc, 0, 0, PCI_COMMAND, &tmp, sizeof(tmp)); -+ -+ /* Enable PCI interrupts */ -+ pcicore_write32(pc, BCMA_CORE_PCI_IMASK, BCMA_CORE_PCI_IMASK_INTA); -+ -+ /* Ok, ready to run, register it to the system. -+ * The following needs change, if we want to port hostmode -+ * to non-MIPS platform. */ -+ io_map_base = (unsigned long)ioremap_nocache(BCMA_SOC_PCI_MEM, -+ 0x04000000); -+ pc_host->pci_controller.io_map_base = io_map_base; -+ set_io_port_base(pc_host->pci_controller.io_map_base); -+ /* Give some time to the PCI controller to configure itself with the new -+ * values. Not waiting at this point causes crashes of the machine. */ -+ mdelay(10); -+ register_pci_controller(&pc_host->pci_controller); -+ return; -+} -+ -+/* Early PCI fixup for a device on the PCI-core bridge. */ -+static void bcma_core_pci_fixup_pcibridge(struct pci_dev *dev) -+{ -+ if (dev->bus->ops->read != bcma_core_pci_hostmode_read_config) { -+ /* This is not a device on the PCI-core bridge. */ -+ return; -+ } -+ if (PCI_SLOT(dev->devfn) != 0) -+ return; -+ -+ pr_info("PCI: Fixing up bridge %s\n", pci_name(dev)); -+ -+ /* Enable PCI bridge bus mastering and memory space */ -+ pci_set_master(dev); -+ if (pcibios_enable_device(dev, ~0) < 0) { -+ pr_err("PCI: BCMA bridge enable failed\n"); -+ return; -+ } -+ -+ /* Enable PCI bridge BAR1 prefetch and burst */ -+ pci_write_config_dword(dev, BCMA_PCI_BAR1_CONTROL, 3); -+} -+DECLARE_PCI_FIXUP_EARLY(PCI_ANY_ID, PCI_ANY_ID, bcma_core_pci_fixup_pcibridge); -+ -+/* Early PCI fixup for all PCI-cores to set the correct memory address. */ -+static void bcma_core_pci_fixup_addresses(struct pci_dev *dev) -+{ -+ struct resource *res; -+ int pos; -+ -+ if (dev->bus->ops->read != bcma_core_pci_hostmode_read_config) { -+ /* This is not a device on the PCI-core bridge. */ -+ return; -+ } -+ if (PCI_SLOT(dev->devfn) == 0) -+ return; -+ -+ pr_info("PCI: Fixing up addresses %s\n", pci_name(dev)); -+ -+ for (pos = 0; pos < 6; pos++) { -+ res = &dev->resource[pos]; -+ if (res->flags & (IORESOURCE_IO | IORESOURCE_MEM)) -+ pci_assign_resource(dev, pos); -+ } -+} -+DECLARE_PCI_FIXUP_HEADER(PCI_ANY_ID, PCI_ANY_ID, bcma_core_pci_fixup_addresses); -+ -+/* This function is called when doing a pci_enable_device(). -+ * We must first check if the device is a device on the PCI-core bridge. */ -+int bcma_core_pci_plat_dev_init(struct pci_dev *dev) -+{ -+ struct bcma_drv_pci_host *pc_host; -+ -+ if (dev->bus->ops->read != bcma_core_pci_hostmode_read_config) { -+ /* This is not a device on the PCI-core bridge. */ -+ return -ENODEV; -+ } -+ pc_host = container_of(dev->bus->ops, struct bcma_drv_pci_host, -+ pci_ops); -+ -+ pr_info("PCI: Fixing up device %s\n", pci_name(dev)); -+ -+ /* Fix up interrupt lines */ -+ dev->irq = bcma_core_mips_irq(pc_host->pdev->core) + 2; -+ pci_write_config_byte(dev, PCI_INTERRUPT_LINE, dev->irq); -+ -+ return 0; -+} -+EXPORT_SYMBOL(bcma_core_pci_plat_dev_init); -+ -+/* PCI device IRQ mapping. */ -+int bcma_core_pci_pcibios_map_irq(const struct pci_dev *dev) -+{ -+ struct bcma_drv_pci_host *pc_host; -+ -+ if (dev->bus->ops->read != bcma_core_pci_hostmode_read_config) { -+ /* This is not a device on the PCI-core bridge. */ -+ return -ENODEV; -+ } -+ -+ pc_host = container_of(dev->bus->ops, struct bcma_drv_pci_host, -+ pci_ops); -+ return bcma_core_mips_irq(pc_host->pdev->core) + 2; -+} -+EXPORT_SYMBOL(bcma_core_pci_pcibios_map_irq); ---- /dev/null -+++ b/drivers/bcma/driver_mips.c -@@ -0,0 +1,256 @@ -+/* -+ * Broadcom specific AMBA -+ * Broadcom MIPS32 74K core driver -+ * -+ * Copyright 2009, Broadcom Corporation -+ * Copyright 2006, 2007, Michael Buesch <mb@bu3sch.de> -+ * Copyright 2010, Bernhard Loos <bernhardloos@googlemail.com> -+ * Copyright 2011, Hauke Mehrtens <hauke@hauke-m.de> -+ * -+ * Licensed under the GNU/GPL. See COPYING for details. -+ */ -+ -+#include "bcma_private.h" -+ -+#include <linux/bcma/bcma.h> -+ -+#include <linux/serial.h> -+#include <linux/serial_core.h> -+#include <linux/serial_reg.h> -+#include <linux/time.h> -+ -+/* The 47162a0 hangs when reading MIPS DMP registers registers */ -+static inline bool bcma_core_mips_bcm47162a0_quirk(struct bcma_device *dev) -+{ -+ return dev->bus->chipinfo.id == 47162 && dev->bus->chipinfo.rev == 0 && -+ dev->id.id == BCMA_CORE_MIPS_74K; -+} -+ -+/* The 5357b0 hangs when reading USB20H DMP registers */ -+static inline bool bcma_core_mips_bcm5357b0_quirk(struct bcma_device *dev) -+{ -+ return (dev->bus->chipinfo.id == 0x5357 || -+ dev->bus->chipinfo.id == 0x4749) && -+ dev->bus->chipinfo.pkg == 11 && -+ dev->id.id == BCMA_CORE_USB20_HOST; -+} -+ -+static inline u32 mips_read32(struct bcma_drv_mips *mcore, -+ u16 offset) -+{ -+ return bcma_read32(mcore->core, offset); -+} -+ -+static inline void mips_write32(struct bcma_drv_mips *mcore, -+ u16 offset, -+ u32 value) -+{ -+ bcma_write32(mcore->core, offset, value); -+} -+ -+static const u32 ipsflag_irq_mask[] = { -+ 0, -+ BCMA_MIPS_IPSFLAG_IRQ1, -+ BCMA_MIPS_IPSFLAG_IRQ2, -+ BCMA_MIPS_IPSFLAG_IRQ3, -+ BCMA_MIPS_IPSFLAG_IRQ4, -+}; -+ -+static const u32 ipsflag_irq_shift[] = { -+ 0, -+ BCMA_MIPS_IPSFLAG_IRQ1_SHIFT, -+ BCMA_MIPS_IPSFLAG_IRQ2_SHIFT, -+ BCMA_MIPS_IPSFLAG_IRQ3_SHIFT, -+ BCMA_MIPS_IPSFLAG_IRQ4_SHIFT, -+}; -+ -+static u32 bcma_core_mips_irqflag(struct bcma_device *dev) -+{ -+ u32 flag; -+ -+ if (bcma_core_mips_bcm47162a0_quirk(dev)) -+ return dev->core_index; -+ if (bcma_core_mips_bcm5357b0_quirk(dev)) -+ return dev->core_index; -+ flag = bcma_aread32(dev, BCMA_MIPS_OOBSELOUTA30); -+ -+ return flag & 0x1F; -+} -+ -+/* Get the MIPS IRQ assignment for a specified device. -+ * If unassigned, 0 is returned. -+ */ -+unsigned int bcma_core_mips_irq(struct bcma_device *dev) -+{ -+ struct bcma_device *mdev = dev->bus->drv_mips.core; -+ u32 irqflag; -+ unsigned int irq; -+ -+ irqflag = bcma_core_mips_irqflag(dev); -+ -+ for (irq = 1; irq <= 4; irq++) -+ if (bcma_read32(mdev, BCMA_MIPS_MIPS74K_INTMASK(irq)) & -+ (1 << irqflag)) -+ return irq; -+ -+ return 0; -+} -+EXPORT_SYMBOL(bcma_core_mips_irq); -+ -+static void bcma_core_mips_set_irq(struct bcma_device *dev, unsigned int irq) -+{ -+ unsigned int oldirq = bcma_core_mips_irq(dev); -+ struct bcma_bus *bus = dev->bus; -+ struct bcma_device *mdev = bus->drv_mips.core; -+ u32 irqflag; -+ -+ irqflag = bcma_core_mips_irqflag(dev); -+ BUG_ON(oldirq == 6); -+ -+ dev->irq = irq + 2; -+ -+ /* clear the old irq */ -+ if (oldirq == 0) -+ bcma_write32(mdev, BCMA_MIPS_MIPS74K_INTMASK(0), -+ bcma_read32(mdev, BCMA_MIPS_MIPS74K_INTMASK(0)) & -+ ~(1 << irqflag)); -+ else -+ bcma_write32(mdev, BCMA_MIPS_MIPS74K_INTMASK(irq), 0); -+ -+ /* assign the new one */ -+ if (irq == 0) { -+ bcma_write32(mdev, BCMA_MIPS_MIPS74K_INTMASK(0), -+ bcma_read32(mdev, BCMA_MIPS_MIPS74K_INTMASK(0)) | -+ (1 << irqflag)); -+ } else { -+ u32 oldirqflag = bcma_read32(mdev, -+ BCMA_MIPS_MIPS74K_INTMASK(irq)); -+ if (oldirqflag) { -+ struct bcma_device *core; -+ -+ /* backplane irq line is in use, find out who uses -+ * it and set user to irq 0 -+ */ -+ list_for_each_entry_reverse(core, &bus->cores, list) { -+ if ((1 << bcma_core_mips_irqflag(core)) == -+ oldirqflag) { -+ bcma_core_mips_set_irq(core, 0); -+ break; -+ } -+ } -+ } -+ bcma_write32(mdev, BCMA_MIPS_MIPS74K_INTMASK(irq), -+ 1 << irqflag); -+ } -+ -+ pr_info("set_irq: core 0x%04x, irq %d => %d\n", -+ dev->id.id, oldirq + 2, irq + 2); -+} -+ -+static void bcma_core_mips_print_irq(struct bcma_device *dev, unsigned int irq) -+{ -+ int i; -+ static const char *irq_name[] = {"2(S)", "3", "4", "5", "6", "D", "I"}; -+ printk(KERN_INFO KBUILD_MODNAME ": core 0x%04x, irq :", dev->id.id); -+ for (i = 0; i <= 6; i++) -+ printk(" %s%s", irq_name[i], i == irq ? "*" : " "); -+ printk("\n"); -+} -+ -+static void bcma_core_mips_dump_irq(struct bcma_bus *bus) -+{ -+ struct bcma_device *core; -+ -+ list_for_each_entry_reverse(core, &bus->cores, list) { -+ bcma_core_mips_print_irq(core, bcma_core_mips_irq(core)); -+ } -+} -+ -+u32 bcma_cpu_clock(struct bcma_drv_mips *mcore) -+{ -+ struct bcma_bus *bus = mcore->core->bus; -+ -+ if (bus->drv_cc.capabilities & BCMA_CC_CAP_PMU) -+ return bcma_pmu_get_clockcpu(&bus->drv_cc); -+ -+ pr_err("No PMU available, need this to get the cpu clock\n"); -+ return 0; -+} -+EXPORT_SYMBOL(bcma_cpu_clock); -+ -+static void bcma_core_mips_flash_detect(struct bcma_drv_mips *mcore) -+{ -+ struct bcma_bus *bus = mcore->core->bus; -+ -+ switch (bus->drv_cc.capabilities & BCMA_CC_CAP_FLASHT) { -+ case BCMA_CC_FLASHT_STSER: -+ case BCMA_CC_FLASHT_ATSER: -+ pr_err("Serial flash not supported.\n"); -+ break; -+ case BCMA_CC_FLASHT_PARA: -+ pr_info("found parallel flash.\n"); -+ bus->drv_cc.pflash.window = 0x1c000000; -+ bus->drv_cc.pflash.window_size = 0x02000000; -+ -+ if ((bcma_read32(bus->drv_cc.core, BCMA_CC_FLASH_CFG) & -+ BCMA_CC_FLASH_CFG_DS) == 0) -+ bus->drv_cc.pflash.buswidth = 1; -+ else -+ bus->drv_cc.pflash.buswidth = 2; -+ break; -+ default: -+ pr_err("flash not supported.\n"); -+ } -+} -+ -+void bcma_core_mips_init(struct bcma_drv_mips *mcore) -+{ -+ struct bcma_bus *bus; -+ struct bcma_device *core; -+ bus = mcore->core->bus; -+ -+ pr_info("Initializing MIPS core...\n"); -+ -+ if (!mcore->setup_done) -+ mcore->assigned_irqs = 1; -+ -+ /* Assign IRQs to all cores on the bus */ -+ list_for_each_entry_reverse(core, &bus->cores, list) { -+ int mips_irq; -+ if (core->irq) -+ continue; -+ -+ mips_irq = bcma_core_mips_irq(core); -+ if (mips_irq > 4) -+ core->irq = 0; -+ else -+ core->irq = mips_irq + 2; -+ if (core->irq > 5) -+ continue; -+ switch (core->id.id) { -+ case BCMA_CORE_PCI: -+ case BCMA_CORE_PCIE: -+ case BCMA_CORE_ETHERNET: -+ case BCMA_CORE_ETHERNET_GBIT: -+ case BCMA_CORE_MAC_GBIT: -+ case BCMA_CORE_80211: -+ case BCMA_CORE_USB20_HOST: -+ /* These devices get their own IRQ line if available, -+ * the rest goes on IRQ0 -+ */ -+ if (mcore->assigned_irqs <= 4) -+ bcma_core_mips_set_irq(core, -+ mcore->assigned_irqs++); -+ break; -+ } -+ } -+ pr_info("IRQ reconfiguration done\n"); -+ bcma_core_mips_dump_irq(bus); -+ -+ if (mcore->setup_done) -+ return; -+ -+ bcma_chipco_serial_init(&bus->drv_cc); -+ bcma_core_mips_flash_detect(mcore); -+ mcore->setup_done = true; -+} ---- /dev/null -+++ b/drivers/bcma/host_soc.c -@@ -0,0 +1,183 @@ -+/* -+ * Broadcom specific AMBA -+ * System on Chip (SoC) Host -+ * -+ * Licensed under the GNU/GPL. See COPYING for details. -+ */ -+ -+#include "bcma_private.h" -+#include "scan.h" -+#include <linux/bcma/bcma.h> -+#include <linux/bcma/bcma_soc.h> -+ -+static u8 bcma_host_soc_read8(struct bcma_device *core, u16 offset) -+{ -+ return readb(core->io_addr + offset); -+} -+ -+static u16 bcma_host_soc_read16(struct bcma_device *core, u16 offset) -+{ -+ return readw(core->io_addr + offset); -+} -+ -+static u32 bcma_host_soc_read32(struct bcma_device *core, u16 offset) -+{ -+ return readl(core->io_addr + offset); -+} -+ -+static void bcma_host_soc_write8(struct bcma_device *core, u16 offset, -+ u8 value) -+{ -+ writeb(value, core->io_addr + offset); -+} -+ -+static void bcma_host_soc_write16(struct bcma_device *core, u16 offset, -+ u16 value) -+{ -+ writew(value, core->io_addr + offset); -+} -+ -+static void bcma_host_soc_write32(struct bcma_device *core, u16 offset, -+ u32 value) -+{ -+ writel(value, core->io_addr + offset); -+} -+ -+#ifdef CONFIG_BCMA_BLOCKIO -+static void bcma_host_soc_block_read(struct bcma_device *core, void *buffer, -+ size_t count, u16 offset, u8 reg_width) -+{ -+ void __iomem *addr = core->io_addr + offset; -+ -+ switch (reg_width) { -+ case sizeof(u8): { -+ u8 *buf = buffer; -+ -+ while (count) { -+ *buf = __raw_readb(addr); -+ buf++; -+ count--; -+ } -+ break; -+ } -+ case sizeof(u16): { -+ __le16 *buf = buffer; -+ -+ WARN_ON(count & 1); -+ while (count) { -+ *buf = (__force __le16)__raw_readw(addr); -+ buf++; -+ count -= 2; -+ } -+ break; -+ } -+ case sizeof(u32): { -+ __le32 *buf = buffer; -+ -+ WARN_ON(count & 3); -+ while (count) { -+ *buf = (__force __le32)__raw_readl(addr); -+ buf++; -+ count -= 4; -+ } -+ break; -+ } -+ default: -+ WARN_ON(1); -+ } -+} -+ -+static void bcma_host_soc_block_write(struct bcma_device *core, -+ const void *buffer, -+ size_t count, u16 offset, u8 reg_width) -+{ -+ void __iomem *addr = core->io_addr + offset; -+ -+ switch (reg_width) { -+ case sizeof(u8): { -+ const u8 *buf = buffer; -+ -+ while (count) { -+ __raw_writeb(*buf, addr); -+ buf++; -+ count--; -+ } -+ break; -+ } -+ case sizeof(u16): { -+ const __le16 *buf = buffer; -+ -+ WARN_ON(count & 1); -+ while (count) { -+ __raw_writew((__force u16)(*buf), addr); -+ buf++; -+ count -= 2; -+ } -+ break; -+ } -+ case sizeof(u32): { -+ const __le32 *buf = buffer; -+ -+ WARN_ON(count & 3); -+ while (count) { -+ __raw_writel((__force u32)(*buf), addr); -+ buf++; -+ count -= 4; -+ } -+ break; -+ } -+ default: -+ WARN_ON(1); -+ } -+} -+#endif /* CONFIG_BCMA_BLOCKIO */ -+ -+static u32 bcma_host_soc_aread32(struct bcma_device *core, u16 offset) -+{ -+ return readl(core->io_wrap + offset); -+} -+ -+static void bcma_host_soc_awrite32(struct bcma_device *core, u16 offset, -+ u32 value) -+{ -+ writel(value, core->io_wrap + offset); -+} -+ -+const struct bcma_host_ops bcma_host_soc_ops = { -+ .read8 = bcma_host_soc_read8, -+ .read16 = bcma_host_soc_read16, -+ .read32 = bcma_host_soc_read32, -+ .write8 = bcma_host_soc_write8, -+ .write16 = bcma_host_soc_write16, -+ .write32 = bcma_host_soc_write32, -+#ifdef CONFIG_BCMA_BLOCKIO -+ .block_read = bcma_host_soc_block_read, -+ .block_write = bcma_host_soc_block_write, -+#endif -+ .aread32 = bcma_host_soc_aread32, -+ .awrite32 = bcma_host_soc_awrite32, -+}; -+ -+int __init bcma_host_soc_register(struct bcma_soc *soc) -+{ -+ struct bcma_bus *bus = &soc->bus; -+ int err; -+ -+ /* iomap only first core. We have to read some register on this core -+ * to scan the bus. -+ */ -+ bus->mmio = ioremap_nocache(BCMA_ADDR_BASE, BCMA_CORE_SIZE * 1); -+ if (!bus->mmio) -+ return -ENOMEM; -+ -+ /* Host specific */ -+ bus->hosttype = BCMA_HOSTTYPE_SOC; -+ bus->ops = &bcma_host_soc_ops; -+ -+ /* Register */ -+ err = bcma_bus_early_register(bus, &soc->core_cc, &soc->core_mips); -+ if (err) -+ iounmap(bus->mmio); -+ -+ return err; -+} ---- /dev/null -+++ b/include/linux/bcma/bcma_driver_mips.h -@@ -0,0 +1,51 @@ -+#ifndef LINUX_BCMA_DRIVER_MIPS_H_ -+#define LINUX_BCMA_DRIVER_MIPS_H_ -+ -+#define BCMA_MIPS_IPSFLAG 0x0F08 -+/* which sbflags get routed to mips interrupt 1 */ -+#define BCMA_MIPS_IPSFLAG_IRQ1 0x0000003F -+#define BCMA_MIPS_IPSFLAG_IRQ1_SHIFT 0 -+/* which sbflags get routed to mips interrupt 2 */ -+#define BCMA_MIPS_IPSFLAG_IRQ2 0x00003F00 -+#define BCMA_MIPS_IPSFLAG_IRQ2_SHIFT 8 -+/* which sbflags get routed to mips interrupt 3 */ -+#define BCMA_MIPS_IPSFLAG_IRQ3 0x003F0000 -+#define BCMA_MIPS_IPSFLAG_IRQ3_SHIFT 16 -+/* which sbflags get routed to mips interrupt 4 */ -+#define BCMA_MIPS_IPSFLAG_IRQ4 0x3F000000 -+#define BCMA_MIPS_IPSFLAG_IRQ4_SHIFT 24 -+ -+/* MIPS 74K core registers */ -+#define BCMA_MIPS_MIPS74K_CORECTL 0x0000 -+#define BCMA_MIPS_MIPS74K_EXCEPTBASE 0x0004 -+#define BCMA_MIPS_MIPS74K_BIST 0x000C -+#define BCMA_MIPS_MIPS74K_INTMASK_INT0 0x0014 -+#define BCMA_MIPS_MIPS74K_INTMASK(int) \ -+ ((int) * 4 + BCMA_MIPS_MIPS74K_INTMASK_INT0) -+#define BCMA_MIPS_MIPS74K_NMIMASK 0x002C -+#define BCMA_MIPS_MIPS74K_GPIOSEL 0x0040 -+#define BCMA_MIPS_MIPS74K_GPIOOUT 0x0044 -+#define BCMA_MIPS_MIPS74K_GPIOEN 0x0048 -+#define BCMA_MIPS_MIPS74K_CLKCTLST 0x01E0 -+ -+#define BCMA_MIPS_OOBSELOUTA30 0x100 -+ -+struct bcma_device; -+ -+struct bcma_drv_mips { -+ struct bcma_device *core; -+ u8 setup_done:1; -+ unsigned int assigned_irqs; -+}; -+ -+#ifdef CONFIG_BCMA_DRIVER_MIPS -+extern void bcma_core_mips_init(struct bcma_drv_mips *mcore); -+#else -+static inline void bcma_core_mips_init(struct bcma_drv_mips *mcore) { } -+#endif -+ -+extern u32 bcma_cpu_clock(struct bcma_drv_mips *mcore); -+ -+extern unsigned int bcma_core_mips_irq(struct bcma_device *dev); -+ -+#endif /* LINUX_BCMA_DRIVER_MIPS_H_ */ ---- /dev/null -+++ b/include/linux/bcma/bcma_soc.h -@@ -0,0 +1,16 @@ -+#ifndef LINUX_BCMA_SOC_H_ -+#define LINUX_BCMA_SOC_H_ -+ -+#include <linux/bcma/bcma.h> -+ -+struct bcma_soc { -+ struct bcma_bus bus; -+ struct bcma_device core_cc; -+ struct bcma_device core_mips; -+}; -+ -+int __init bcma_host_soc_register(struct bcma_soc *soc); -+ -+int bcma_bus_register(struct bcma_bus *bus); -+ -+#endif /* LINUX_BCMA_SOC_H_ */ |