diff options
Diffstat (limited to 'target/linux/brcm47xx/patches-2.6.23/210-ssb_fixes.patch')
| -rw-r--r-- | target/linux/brcm47xx/patches-2.6.23/210-ssb_fixes.patch | 385 |
1 files changed, 123 insertions, 262 deletions
diff --git a/target/linux/brcm47xx/patches-2.6.23/210-ssb_fixes.patch b/target/linux/brcm47xx/patches-2.6.23/210-ssb_fixes.patch index 273d8bb34f..3b87a8c02b 100644 --- a/target/linux/brcm47xx/patches-2.6.23/210-ssb_fixes.patch +++ b/target/linux/brcm47xx/patches-2.6.23/210-ssb_fixes.patch @@ -1,252 +1,37 @@ -Index: linux-2.6.22-rc5/drivers/ssb/driver_chipcommon.c +Index: linux-2.6.23/drivers/ssb/driver_mipscore.c =================================================================== ---- linux-2.6.22-rc5.orig/drivers/ssb/driver_chipcommon.c 2007-06-21 23:04:38.000000000 +0100 -+++ linux-2.6.22-rc5/drivers/ssb/driver_chipcommon.c 2007-06-24 20:07:15.000000000 +0100 -@@ -264,6 +264,31 @@ - ssb_chipco_set_clockmode(cc, SSB_CLKMODE_FAST); - } - -+/* TODO: These two functions are a clear candidate for merging, but one gets -+ * the processor clock, and the other gets the bus clock. -+ */ -+void ssb_chipco_get_clockcpu(struct ssb_chipcommon *cc, -+ u32 *plltype, u32 *n, u32 *m) -+{ -+ *n = chipco_read32(cc, SSB_CHIPCO_CLOCK_N); -+ *plltype = (cc->capabilities & SSB_CHIPCO_CAP_PLLT); -+ switch (*plltype) { -+ case SSB_PLLTYPE_2: -+ case SSB_PLLTYPE_4: -+ case SSB_PLLTYPE_6: -+ case SSB_PLLTYPE_7: -+ *m = chipco_read32(cc, SSB_CHIPCO_CLOCK_MIPS); -+ break; -+ case SSB_PLLTYPE_3: -+ /* 5350 uses m2 to control mips */ -+ *m = chipco_read32(cc, SSB_CHIPCO_CLOCK_M2); -+ break; -+ default: -+ *m = chipco_read32(cc, SSB_CHIPCO_CLOCK_SB); -+ break; -+ } -+} -+ - void ssb_chipco_get_clockcontrol(struct ssb_chipcommon *cc, - u32 *plltype, u32 *n, u32 *m) - { -@@ -400,3 +425,13 @@ - return nr_ports; - } - #endif /* CONFIG_SSB_SERIAL */ -+ -+/* Set chip watchdog reset timer to fire in 'ticks' backplane cycles */ -+int -+ssb_chipco_watchdog(struct ssb_chipcommon *cc, uint ticks) -+{ -+ /* instant NMI */ -+ chipco_write32(cc, SSB_CHIPCO_WATCHDOG, ticks); -+ return 0; -+} -+EXPORT_SYMBOL(ssb_chipco_watchdog); -Index: linux-2.6.22-rc5/drivers/ssb/driver_mipscore.c -=================================================================== ---- linux-2.6.22-rc5.orig/drivers/ssb/driver_mipscore.c 2007-06-10 16:44:31.000000000 +0100 -+++ linux-2.6.22-rc5/drivers/ssb/driver_mipscore.c 2007-06-24 20:48:52.000000000 +0100 -@@ -4,6 +4,7 @@ - * - * Copyright 2005, Broadcom Corporation - * Copyright 2006, 2007, Michael Buesch <mb@bu3sch.de> -+ * Copyright 2006, 2007, Felix Fietkau <nbd@openwrt.org> - * - * Licensed under the GNU/GPL. See COPYING for details. - */ -@@ -31,6 +32,16 @@ - ssb_write32(mcore->dev, offset, value); - } - -+static inline u32 extif_read32(struct ssb_extif *extif, u16 offset) -+{ -+ return ssb_read32(extif->dev, offset); -+} -+ -+static inline void extif_write32(struct ssb_extif *extif, u16 offset, u32 value) -+{ -+ ssb_write32(extif->dev, offset, value); -+} -+ - static const u32 ipsflag_irq_mask[] = { - 0, - SSB_IPSFLAG_IRQ1, -@@ -118,9 +129,9 @@ - } - - /* XXX: leave here or move into separate extif driver? */ --static int ssb_extif_serial_init(struct ssb_device *dev, struct ssb_serial_ports *ports) -+static int ssb_extif_serial_init(struct ssb_extif *dev, struct ssb_serial_port *ports) - { -- -+ return 0; - } - - -@@ -174,23 +185,76 @@ - { - struct ssb_bus *bus = mcore->dev->bus; - -+ mcore->flash_buswidth = 2; - if (bus->chipco.dev) { - mcore->flash_window = 0x1c000000; -- mcore->flash_window_size = 0x800000; -+ mcore->flash_window_size = 0x02000000; -+ if ((ssb_read32(bus->chipco.dev, SSB_CHIPCO_FLASH_CFG) -+ & SSB_CHIPCO_CFG_DS16) == 0) -+ mcore->flash_buswidth = 1; - } else { - mcore->flash_window = 0x1fc00000; -- mcore->flash_window_size = 0x400000; -+ mcore->flash_window_size = 0x00400000; - } - } - -+static void ssb_extif_timing_init(struct ssb_extif *extif, u32 ns) -+{ -+ u32 tmp; -+ -+ /* Initialize extif so we can get to the LEDs and external UART */ -+ extif_write32(extif, SSB_EXTIF_PROG_CFG, SSB_EXTCFG_EN); -+ -+ /* Set timing for the flash */ -+ tmp = DIV_ROUND_UP(10, ns) << SSB_PROG_WCNT_3_SHIFT; -+ tmp |= DIV_ROUND_UP(40, ns) << SSB_PROG_WCNT_1_SHIFT; -+ tmp |= DIV_ROUND_UP(120, ns); -+ extif_write32(extif, SSB_EXTIF_PROG_WAITCNT, tmp); -+ -+ /* Set programmable interface timing for external uart */ -+ tmp = DIV_ROUND_UP(10, ns) << SSB_PROG_WCNT_3_SHIFT; -+ tmp |= DIV_ROUND_UP(20, ns) << SSB_PROG_WCNT_2_SHIFT; -+ tmp |= DIV_ROUND_UP(100, ns) << SSB_PROG_WCNT_1_SHIFT; -+ tmp |= DIV_ROUND_UP(120, ns); -+ extif_write32(extif, SSB_EXTIF_PROG_WAITCNT, tmp); -+} - --static void ssb_cpu_clock(struct ssb_mipscore *mcore) -+static inline void ssb_extif_get_clockcontrol(struct ssb_extif *extif, -+ u32 *pll_type, u32 *n, u32 *m) - { -+ *pll_type = SSB_PLLTYPE_1; -+ *n = extif_read32(extif, SSB_EXTIF_CLOCK_N); -+ *m = extif_read32(extif, SSB_EXTIF_CLOCK_SB); - } - --void ssb_mipscore_init(struct ssb_mipscore *mcore) -+u32 ssb_cpu_clock(struct ssb_mipscore *mcore) - { - struct ssb_bus *bus = mcore->dev->bus; -+ u32 pll_type, n, m, rate = 0; -+ -+ if (bus->extif.dev) { -+ ssb_extif_get_clockcontrol(&bus->extif, &pll_type, &n, &m); -+ } else if (bus->chipco.dev) { -+ ssb_chipco_get_clockcpu(&bus->chipco, &pll_type, &n, &m); -+ } else -+ return 0; -+ -+ if ((pll_type == SSB_PLLTYPE_5) || (bus->chip_id == 0x5365)) { -+ rate = 200000000; -+ } else { -+ rate = ssb_calc_clock_rate(pll_type, n, m); -+ } -+ -+ if (pll_type == SSB_PLLTYPE_6) { -+ rate *= 2; -+ } -+ -+ return rate; -+} -+ -+void ssb_mipscore_init(struct ssb_mipscore *mcore) -+{ -+ struct ssb_bus *bus; - struct ssb_device *dev; - unsigned long hz, ns; - unsigned int irq, i; -@@ -198,6 +262,8 @@ - if (!mcore->dev) - return; /* We don't have a MIPS core */ - -+ bus = mcore->dev->bus; -+ - ssb_dprintk(KERN_INFO PFX "Initializing MIPS core...\n"); - - hz = ssb_clockspeed(bus); -@@ -205,28 +271,9 @@ - hz = 100000000; - ns = 1000000000 / hz; - --//TODO --#if 0 -- if (have EXTIF) { -- /* Initialize extif so we can get to the LEDs and external UART */ -- W_REG(&eir->prog_config, CF_EN); -- -- /* Set timing for the flash */ -- tmp = CEIL(10, ns) << FW_W3_SHIFT; /* W3 = 10nS */ -- tmp = tmp | (CEIL(40, ns) << FW_W1_SHIFT); /* W1 = 40nS */ -- tmp = tmp | CEIL(120, ns); /* W0 = 120nS */ -- W_REG(&eir->prog_waitcount, tmp); /* 0x01020a0c for a 100Mhz clock */ -- -- /* Set programmable interface timing for external uart */ -- tmp = CEIL(10, ns) << FW_W3_SHIFT; /* W3 = 10nS */ -- tmp = tmp | (CEIL(20, ns) << FW_W2_SHIFT); /* W2 = 20nS */ -- tmp = tmp | (CEIL(100, ns) << FW_W1_SHIFT); /* W1 = 100nS */ -- tmp = tmp | CEIL(120, ns); /* W0 = 120nS */ -- W_REG(&eir->prog_waitcount, tmp); -- } -- else... chipcommon --#endif -- if (bus->chipco.dev) -+ if (bus->extif.dev) -+ ssb_extif_timing_init(&bus->extif, ns); -+ else if (bus->chipco.dev) - ssb_chipco_timing_init(&bus->chipco, ns); - - /* Assign IRQs to all cores on the bus, start with irq line 2, because serial usually takes 1 */ -@@ -256,3 +303,5 @@ +--- linux-2.6.23.orig/drivers/ssb/driver_mipscore.c 2007-10-14 04:32:45.793470742 +0200 ++++ linux-2.6.23/drivers/ssb/driver_mipscore.c 2007-10-14 04:33:25.155713862 +0200 +@@ -222,3 +222,5 @@ ssb_mips_serial_init(mcore); ssb_mips_flash_detect(mcore); } + +EXPORT_SYMBOL(ssb_mips_irq); -Index: linux-2.6.22-rc5/include/linux/ssb/ssb_driver_chipcommon.h +Index: linux-2.6.23/include/linux/ssb/ssb_driver_chipcommon.h =================================================================== ---- linux-2.6.22-rc5.orig/include/linux/ssb/ssb_driver_chipcommon.h 2007-06-10 16:44:47.000000000 +0100 -+++ linux-2.6.22-rc5/include/linux/ssb/ssb_driver_chipcommon.h 2007-06-24 20:07:15.000000000 +0100 -@@ -364,6 +364,8 @@ - extern void ssb_chipco_suspend(struct ssb_chipcommon *cc, pm_message_t state); - extern void ssb_chipco_resume(struct ssb_chipcommon *cc); - -+extern void ssb_chipco_get_clockcpu(struct ssb_chipcommon *cc, -+ u32 *plltype, u32 *n, u32 *m); - extern void ssb_chipco_get_clockcontrol(struct ssb_chipcommon *cc, - u32 *plltype, u32 *n, u32 *m); - extern void ssb_chipco_timing_init(struct ssb_chipcommon *cc, -@@ -378,6 +380,46 @@ - extern void ssb_chipco_set_clockmode(struct ssb_chipcommon *cc, - enum ssb_clkmode mode); +--- linux-2.6.23.orig/include/linux/ssb/ssb_driver_chipcommon.h 2007-10-14 04:32:45.817472111 +0200 ++++ linux-2.6.23/include/linux/ssb/ssb_driver_chipcommon.h 2007-10-14 04:33:25.159714091 +0200 +@@ -382,11 +382,45 @@ + extern void ssb_chipco_watchdog_timer_set(struct ssb_chipcommon *cc, + u32 ticks); +-u32 ssb_chipco_gpio_in(struct ssb_chipcommon *cc, u32 mask); +/* GPIO functions */ +static inline u32 ssb_chipco_gpio_in(struct ssb_chipcommon *cc, + u32 mask) +{ + return ssb_read32(cc->dev, SSB_CHIPCO_GPIOIN) & mask; +} -+ + +-void ssb_chipco_gpio_out(struct ssb_chipcommon *cc, u32 mask, u32 value); +static inline u32 ssb_chipco_gpio_out(struct ssb_chipcommon *cc, + u32 mask, u32 value) +{ + return ssb_write32_masked(cc->dev, SSB_CHIPCO_GPIOOUT, mask, value); +} -+ + +-void ssb_chipco_gpio_outen(struct ssb_chipcommon *cc, u32 mask, u32 value); +static inline u32 ssb_chipco_gpio_outen(struct ssb_chipcommon *cc, + u32 mask, u32 value) +{ @@ -273,18 +58,36 @@ Index: linux-2.6.22-rc5/include/linux/ssb/ssb_driver_chipcommon.h +/* TODO: GPIO reservation */ + +extern int ssb_chipco_watchdog(struct ssb_chipcommon *cc, uint ticks); -+ + #ifdef CONFIG_SSB_SERIAL extern int ssb_chipco_serial_init(struct ssb_chipcommon *cc, - struct ssb_serial_port *ports); -Index: linux-2.6.22-rc5/include/linux/ssb/ssb_driver_extif.h +Index: linux-2.6.23/include/linux/ssb/ssb_driver_extif.h =================================================================== ---- linux-2.6.22-rc5.orig/include/linux/ssb/ssb_driver_extif.h 2007-06-10 16:44:47.000000000 +0100 -+++ linux-2.6.22-rc5/include/linux/ssb/ssb_driver_extif.h 2007-06-24 20:07:15.000000000 +0100 -@@ -158,6 +158,36 @@ - /* watchdog */ +--- linux-2.6.23.orig/include/linux/ssb/ssb_driver_extif.h 2007-10-14 04:32:45.821472339 +0200 ++++ linux-2.6.23/include/linux/ssb/ssb_driver_extif.h 2007-10-14 04:33:25.167714544 +0200 +@@ -153,7 +153,6 @@ #define SSB_EXTIF_WATCHDOG_CLK 48000000 /* Hz */ + +- + #ifdef CONFIG_SSB_DRIVER_EXTIF + + struct ssb_extif { +@@ -171,17 +170,42 @@ + extern void ssb_extif_timing_init(struct ssb_extif *extif, + unsigned long ns); + +-u32 ssb_extif_gpio_in(struct ssb_extif *extif, u32 mask); +- +-void ssb_extif_gpio_out(struct ssb_extif *extif, u32 mask, u32 value); +- +-void ssb_extif_gpio_outen(struct ssb_extif *extif, u32 mask, u32 value); +- + #ifdef CONFIG_SSB_SERIAL + extern int ssb_extif_serial_init(struct ssb_extif *extif, + struct ssb_serial_port *ports); + #endif /* CONFIG_SSB_SERIAL */ + +/* GPIO functions */ +static inline u32 ssb_extif_gpio_in(struct ssb_extif *extif, + u32 mask) @@ -315,32 +118,15 @@ Index: linux-2.6.22-rc5/include/linux/ssb/ssb_driver_extif.h +{ + return ssb_write32_masked(extif->dev, SSB_EXTIF_GPIO_INTMASK, mask, value); +} ++ - #endif /* __KERNEL__ */ - #endif /* LINUX_SSB_EXTIFCORE_H_ */ -Index: linux-2.6.22-rc5/include/linux/ssb/ssb_driver_mips.h -=================================================================== ---- linux-2.6.22-rc5.orig/include/linux/ssb/ssb_driver_mips.h 2007-06-10 16:44:47.000000000 +0100 -+++ linux-2.6.22-rc5/include/linux/ssb/ssb_driver_mips.h 2007-06-24 20:07:15.000000000 +0100 -@@ -22,11 +22,13 @@ - int nr_serial_ports; - struct ssb_serial_port serial_ports[4]; - -+ int flash_buswidth; - u32 flash_window; - u32 flash_window_size; - }; - - extern void ssb_mipscore_init(struct ssb_mipscore *mcore); -+extern u32 ssb_cpu_clock(struct ssb_mipscore *mcore); - - extern unsigned int ssb_mips_irq(struct ssb_device *dev); - -Index: linux-2.6.22-rc5/include/linux/ssb/ssb.h + #else /* CONFIG_SSB_DRIVER_EXTIF */ + /* extif disabled */ +Index: linux-2.6.23/include/linux/ssb/ssb.h =================================================================== ---- linux-2.6.22-rc5.orig/include/linux/ssb/ssb.h 2007-06-24 19:49:56.000000000 +0100 -+++ linux-2.6.22-rc5/include/linux/ssb/ssb.h 2007-06-24 20:07:15.000000000 +0100 -@@ -270,6 +270,12 @@ +--- linux-2.6.23.orig/include/linux/ssb/ssb.h 2007-10-14 04:32:45.833473010 +0200 ++++ linux-2.6.23/include/linux/ssb/ssb.h 2007-10-14 04:33:25.171714773 +0200 +@@ -255,6 +255,12 @@ #define SSB_CHIPPACK_BCM4712M 2 /* Medium 225pin 4712 */ #define SSB_CHIPPACK_BCM4712L 0 /* Large 340pin 4712 */ @@ -353,7 +139,7 @@ Index: linux-2.6.22-rc5/include/linux/ssb/ssb.h #include <linux/ssb/ssb_driver_chipcommon.h> #include <linux/ssb/ssb_driver_mips.h> #include <linux/ssb/ssb_driver_extif.h> -@@ -388,6 +394,16 @@ +@@ -385,6 +391,16 @@ dev->ops->write32(dev, offset, value); } @@ -370,3 +156,78 @@ Index: linux-2.6.22-rc5/include/linux/ssb/ssb.h /* Translation (routing) bits that need to be ORed to DMA * addresses before they are given to a device. */ +Index: linux-2.6.23/drivers/ssb/driver_chipcommon.c +=================================================================== +--- linux-2.6.23.orig/drivers/ssb/driver_chipcommon.c 2007-10-14 04:32:45.797470966 +0200 ++++ linux-2.6.23/drivers/ssb/driver_chipcommon.c 2007-10-14 04:33:25.175715001 +0200 +@@ -351,21 +351,6 @@ + chipco_write32(cc, SSB_CHIPCO_WATCHDOG, ticks); + } + +-u32 ssb_chipco_gpio_in(struct ssb_chipcommon *cc, u32 mask) +-{ +- return chipco_read32(cc, SSB_CHIPCO_GPIOIN) & mask; +-} +- +-void ssb_chipco_gpio_out(struct ssb_chipcommon *cc, u32 mask, u32 value) +-{ +- chipco_write32_masked(cc, SSB_CHIPCO_GPIOOUT, mask, value); +-} +- +-void ssb_chipco_gpio_outen(struct ssb_chipcommon *cc, u32 mask, u32 value) +-{ +- chipco_write32_masked(cc, SSB_CHIPCO_GPIOOUTEN, mask, value); +-} +- + #ifdef CONFIG_SSB_SERIAL + int ssb_chipco_serial_init(struct ssb_chipcommon *cc, + struct ssb_serial_port *ports) +Index: linux-2.6.23/drivers/ssb/driver_extif.c +=================================================================== +--- linux-2.6.23.orig/drivers/ssb/driver_extif.c 2007-10-14 04:32:45.809471640 +0200 ++++ linux-2.6.23/drivers/ssb/driver_extif.c 2007-10-14 04:33:25.179715231 +0200 +@@ -110,20 +110,4 @@ + *m = extif_read32(extif, SSB_EXTIF_CLOCK_SB); + } + +-u32 ssb_extif_gpio_in(struct ssb_extif *extif, u32 mask) +-{ +- return extif_read32(extif, SSB_EXTIF_GPIO_IN) & mask; +-} +- +-void ssb_extif_gpio_out(struct ssb_extif *extif, u32 mask, u32 value) +-{ +- return extif_write32_masked(extif, SSB_EXTIF_GPIO_OUT(0), +- mask, value); +-} +- +-void ssb_extif_gpio_outen(struct ssb_extif *extif, u32 mask, u32 value) +-{ +- return extif_write32_masked(extif, SSB_EXTIF_GPIO_OUTEN(0), +- mask, value); +-} + +Index: linux-2.6.23/include/linux/mod_devicetable.h +=================================================================== +--- linux-2.6.23.orig/include/linux/mod_devicetable.h 2007-10-14 04:35:22.102378272 +0200 ++++ linux-2.6.23/include/linux/mod_devicetable.h 2007-10-14 04:34:41.172045787 +0200 +@@ -340,4 +340,19 @@ + #define PA_HVERSION_ANY_ID 0xffff + #define PA_SVERSION_ANY_ID 0xffffffff + ++/* SSB core, see drivers/ssb/ */ ++struct ssb_device_id { ++ __u16 vendor; ++ __u16 coreid; ++ __u8 revision; ++}; ++#define SSB_DEVICE(_vendor, _coreid, _revision) \ ++ { .vendor = _vendor, .coreid = _coreid, .revision = _revision, } ++#define SSB_DEVTABLE_END \ ++ { 0, }, ++ ++#define SSB_ANY_VENDOR 0xFFFF ++#define SSB_ANY_ID 0xFFFF ++#define SSB_ANY_REV 0xFF ++ + #endif /* LINUX_MOD_DEVICETABLE_H */ |