diff options
Diffstat (limited to 'target/linux/ar7-2.6/files')
23 files changed, 0 insertions, 5162 deletions
diff --git a/target/linux/ar7-2.6/files/arch/mips/ar7/Makefile b/target/linux/ar7-2.6/files/arch/mips/ar7/Makefile deleted file mode 100644 index 3ec49ee0d4..0000000000 --- a/target/linux/ar7-2.6/files/arch/mips/ar7/Makefile +++ /dev/null @@ -1,16 +0,0 @@ - -obj-y := \ - prom.o \ - setup.o \ - memory.o \ - irq.o \ - time.o \ - platform.o \ - gpio.o \ - clock.o \ - vlynq.o - -obj-$(CONFIG_PCI) += \ - vlynq-pci.o - -EXTRA_AFLAGS := $(CFLAGS) diff --git a/target/linux/ar7-2.6/files/arch/mips/ar7/clock.c b/target/linux/ar7-2.6/files/arch/mips/ar7/clock.c deleted file mode 100644 index 9bdc8f4076..0000000000 --- a/target/linux/ar7-2.6/files/arch/mips/ar7/clock.c +++ /dev/null @@ -1,470 +0,0 @@ -/* - * $Id$ - * - * Copyright (C) 2007 OpenWrt.org - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#include <linux/init.h> -#include <linux/types.h> -#include <linux/module.h> -#include <linux/delay.h> -#include <asm/addrspace.h> -#include <asm/io.h> -#include <asm/ar7/ar7.h> - -#define BOOT_PLL_SOURCE_MASK 0x3 -#define CPU_PLL_SOURCE_SHIFT 16 -#define BUS_PLL_SOURCE_SHIFT 14 -#define USB_PLL_SOURCE_SHIFT 18 -#define DSP_PLL_SOURCE_SHIFT 22 -#define BOOT_PLL_SOURCE_AFE 0 -#define BOOT_PLL_SOURCE_BUS 0 -#define BOOT_PLL_SOURCE_REF 1 -#define BOOT_PLL_SOURCE_XTAL 2 -#define BOOT_PLL_SOURCE_CPU 3 -#define BOOT_PLL_BYPASS 0x00000020 -#define BOOT_PLL_ASYNC_MODE 0x02000000 -#define BOOT_PLL_2TO1_MODE 0x00008000 - -#define TNETD7200_CLOCK_ID_CPU 0 -#define TNETD7200_CLOCK_ID_DSP 1 -#define TNETD7200_CLOCK_ID_USB 2 - -#define TNETD7200_DEF_CPU_CLK 211000000 -#define TNETD7200_DEF_DSP_CLK 125000000 -#define TNETD7200_DEF_USB_CLK 48000000 - -struct tnetd7300_clock { - volatile u32 ctrl; -#define PREDIV_MASK 0x001f0000 -#define PREDIV_SHIFT 16 -#define POSTDIV_MASK 0x0000001f - u32 unused1[3]; - volatile u32 pll; -#define MUL_MASK 0x0000f000 -#define MUL_SHIFT 12 -#define PLL_MODE_MASK 0x00000001 -#define PLL_NDIV 0x00000800 -#define PLL_DIV 0x00000002 -#define PLL_STATUS 0x00000001 - u32 unused2[3]; -} __attribute__ ((packed)); - -struct tnetd7300_clocks { - struct tnetd7300_clock bus; - struct tnetd7300_clock cpu; - struct tnetd7300_clock usb; - struct tnetd7300_clock dsp; -} __attribute__ ((packed)); - -struct tnetd7200_clock { - volatile u32 ctrl; - u32 unused1[3]; -#define DIVISOR_ENABLE_MASK 0x00008000 - volatile u32 mul; - volatile u32 prediv; - volatile u32 postdiv; - volatile u32 postdiv2; - u32 unused2[6]; - volatile u32 cmd; - volatile u32 status; - volatile u32 cmden; - u32 padding[15]; -} __attribute__ ((packed)); - -struct tnetd7200_clocks { - struct tnetd7200_clock cpu; - struct tnetd7200_clock dsp; - struct tnetd7200_clock usb; -} __attribute__ ((packed)); - -int ar7_cpu_clock = 150000000; -EXPORT_SYMBOL(ar7_cpu_clock); -int ar7_bus_clock = 125000000; -EXPORT_SYMBOL(ar7_bus_clock); -int ar7_dsp_clock = 0; -EXPORT_SYMBOL(ar7_dsp_clock); - -static int gcd(int a, int b) -{ - int c; - - if (a < b) { - c = a; - a = b; - b = c; - } - while ((c = (a % b))) { - a = b; - b = c; - } - return b; -} - -static void approximate(int base, int target, int *prediv, - int *postdiv, int *mul) -{ - int i, j, k, freq, res = target; - for (i = 1; i <= 16; i++) { - for (j = 1; j <= 32; j++) { - for (k = 1; k <= 32; k++) { - freq = abs(base / j * i / k - target); - if (freq < res) { - res = freq; - *mul = i; - *prediv = j; - *postdiv = k; - } - } - } - } -} - -static void calculate(int base, int target, int *prediv, int *postdiv, - int *mul) -{ - int tmp_gcd, tmp_base, tmp_freq; - - for (*prediv = 1; *prediv <= 32; (*prediv)++) { - tmp_base = base / *prediv; - tmp_gcd = gcd(target, tmp_base); - *mul = target / tmp_gcd; - *postdiv = tmp_base / tmp_gcd; - if ((*mul < 1) || (*mul >= 16)) - continue; - if ((*postdiv > 0) & (*postdiv <= 32)) - break; - } - - if (base / (*prediv) * (*mul) / (*postdiv) != target) { - approximate(base, target, prediv, postdiv, mul); - tmp_freq = base / (*prediv) * (*mul) / (*postdiv); - printk(KERN_WARNING - "Adjusted requested frequency %d to %d\n", - target, tmp_freq); - } - - printk(KERN_DEBUG "Clocks: prediv: %d, postdiv: %d, mul: %d\n", - *prediv, *postdiv, *mul); -} - -static int tnetd7300_dsp_clock(void) -{ - u32 didr1, didr2; - u8 rev = ar7_chip_rev(); - didr1 = readl((void *)KSEG1ADDR(AR7_REGS_GPIO + 0x18)); - didr2 = readl((void *)KSEG1ADDR(AR7_REGS_GPIO + 0x1c)); - if (didr2 & (1 << 23)) - return 0; - if ((rev >= 0x23) && (rev != 0x57)) - return 250000000; - if ((((didr2 & 0x1fff) << 10) | ((didr1 & 0xffc00000) >> 22)) - > 4208000) - return 250000000; - return 0; -} - -static int tnetd7300_get_clock(u32 shift, struct tnetd7300_clock *clock, - u32 *bootcr, u32 bus_clock) -{ - int product; - int base_clock = AR7_REF_CLOCK; - u32 ctrl = clock->ctrl; - u32 pll = clock->pll; - int prediv = ((ctrl & PREDIV_MASK) >> PREDIV_SHIFT) + 1; - int postdiv = (ctrl & POSTDIV_MASK) + 1; - int divisor = prediv * postdiv; - int mul = ((pll & MUL_MASK) >> MUL_SHIFT) + 1; - - switch ((*bootcr & (BOOT_PLL_SOURCE_MASK << shift)) >> shift) { - case BOOT_PLL_SOURCE_BUS: - base_clock = bus_clock; - break; - case BOOT_PLL_SOURCE_REF: - base_clock = AR7_REF_CLOCK; - break; - case BOOT_PLL_SOURCE_XTAL: - base_clock = AR7_XTAL_CLOCK; - break; - case BOOT_PLL_SOURCE_CPU: - base_clock = ar7_cpu_clock; - break; - } - - if (*bootcr & BOOT_PLL_BYPASS) - return base_clock / divisor; - - if ((pll & PLL_MODE_MASK) == 0) - return (base_clock >> (mul / 16 + 1)) / divisor; - - if ((pll & (PLL_NDIV | PLL_DIV)) == (PLL_NDIV | PLL_DIV)) { - product = (mul & 1) ? - (base_clock * mul) >> 1 : - (base_clock * (mul - 1)) >> 2; - return product / divisor; - } - - if (mul == 16) - return base_clock / divisor; - - return base_clock * mul / divisor; -} - -static void tnetd7300_set_clock(u32 shift, struct tnetd7300_clock *clock, - u32 *bootcr, u32 frequency) -{ - u32 status; - int prediv, postdiv, mul; - int base_clock = ar7_bus_clock; - - switch ((*bootcr & (BOOT_PLL_SOURCE_MASK << shift)) >> shift) { - case BOOT_PLL_SOURCE_BUS: - base_clock = ar7_bus_clock; - break; - case BOOT_PLL_SOURCE_REF: - base_clock = AR7_REF_CLOCK; - break; - case BOOT_PLL_SOURCE_XTAL: - base_clock = AR7_XTAL_CLOCK; - break; - case BOOT_PLL_SOURCE_CPU: - base_clock = ar7_cpu_clock; - break; - } - - calculate(base_clock, frequency, &prediv, &postdiv, &mul); - - clock->ctrl = ((prediv - 1) << PREDIV_SHIFT) | (postdiv - 1); - mdelay(1); - clock->pll = 4; - do { - status = clock->pll; - } while (status & PLL_STATUS); - clock->pll = ((mul - 1) << MUL_SHIFT) | (0xff << 3) | 0x0e; - mdelay(75); -} - -static void __init tnetd7300_init_clocks(void) -{ - u32 *bootcr = (u32 *)ioremap_nocache(AR7_REGS_DCL, 4); - struct tnetd7300_clocks *clocks = (struct tnetd7300_clocks *)ioremap_nocache(AR7_REGS_POWER + 0x20, sizeof(struct tnetd7300_clocks)); - - ar7_bus_clock = tnetd7300_get_clock(BUS_PLL_SOURCE_SHIFT, - &clocks->bus, bootcr, AR7_AFE_CLOCK); - - if (*bootcr & BOOT_PLL_ASYNC_MODE) { - ar7_cpu_clock = tnetd7300_get_clock(CPU_PLL_SOURCE_SHIFT, - &clocks->cpu, bootcr, AR7_AFE_CLOCK); - } else { - ar7_cpu_clock = ar7_bus_clock; - } -#if 0 - tnetd7300_set_clock(USB_PLL_SOURCE_SHIFT, &clocks->usb, - bootcr, 48000000); -#endif - if (ar7_dsp_clock == 250000000) - tnetd7300_set_clock(DSP_PLL_SOURCE_SHIFT, &clocks->dsp, - bootcr, ar7_dsp_clock); - - iounmap(clocks); - iounmap(bootcr); -} - -static int tnetd7200_get_clock(int base, struct tnetd7200_clock *clock, - u32 *bootcr, u32 bus_clock) -{ - int divisor = ((clock->prediv & 0x1f) + 1) * - ((clock->postdiv & 0x1f) + 1); - - if (*bootcr & BOOT_PLL_BYPASS) - return base / divisor; - - return base * ((clock->mul & 0xf) + 1) / divisor; -} - - -static void tnetd7200_set_clock(int base, struct tnetd7200_clock *clock, - int prediv, int postdiv, int postdiv2, int mul, u32 frequency) -{ - printk("Clocks: base = %d, frequency = %u, prediv = %d, postdiv = %d, postdiv2 = %d, mul = %d\n", - base, frequency, prediv, postdiv, postdiv2, mul); - - clock->ctrl = 0; - clock->prediv = DIVISOR_ENABLE_MASK | ((prediv - 1) & 0x1F); - clock->mul = ((mul - 1) & 0xF); - - for(mul = 0; mul < 2000; mul++) /* nop */; - - while(clock->status & 0x1) /* nop */; - - clock->postdiv = DIVISOR_ENABLE_MASK | ((postdiv - 1) & 0x1F); - - clock->cmden |= 1; - clock->cmd |= 1; - - while(clock->status & 0x1) /* nop */; - - clock->postdiv2 = DIVISOR_ENABLE_MASK | ((postdiv2 - 1) & 0x1F); - - clock->cmden |= 1; - clock->cmd |= 1; - - while(clock->status & 0x1) /* nop */; - - clock->ctrl |= 1; -} - -static int tnetd7200_get_clock_base(int clock_id, u32 *bootcr) -{ - if (*bootcr & BOOT_PLL_ASYNC_MODE) { - // Async - switch (clock_id) { - case TNETD7200_CLOCK_ID_DSP: - return AR7_REF_CLOCK; - default: - return AR7_AFE_CLOCK; - } - } else { - // Sync - if (*bootcr & BOOT_PLL_2TO1_MODE) { - // 2:1 - switch (clock_id) { - case TNETD7200_CLOCK_ID_DSP: - return AR7_REF_CLOCK; - default: - return AR7_AFE_CLOCK; - } - } else { - // 1:1 - return AR7_REF_CLOCK; - } - } -} - - -static void __init tnetd7200_init_clocks(void) -{ - u32 *bootcr = (u32 *)ioremap_nocache(AR7_REGS_DCL, 4); - struct tnetd7200_clocks *clocks = (struct tnetd7200_clocks *)ioremap_nocache(AR7_REGS_POWER + 0x80, sizeof(struct tnetd7200_clocks)); - int cpu_base, cpu_mul, cpu_prediv, cpu_postdiv; - int dsp_base, dsp_mul, dsp_prediv, dsp_postdiv; - int usb_base, usb_mul, usb_prediv, usb_postdiv; - -/* - Log from Fritz!Box 7170 Annex B: - - CPU revision is: 00018448 - Clocks: Async mode - Clocks: Setting DSP clock - Clocks: prediv: 1, postdiv: 1, mul: 5 - Clocks: base = 25000000, frequency = 125000000, prediv = 1, postdiv = 2, postdiv2 = 1, mul = 10 - Clocks: Setting CPU clock - Adjusted requested frequency 211000000 to 211968000 - Clocks: prediv: 1, postdiv: 1, mul: 6 - Clocks: base = 35328000, frequency = 211968000, prediv = 1, postdiv = 1, postdiv2 = -1, mul = 6 - Clocks: Setting USB clock - Adjusted requested frequency 48000000 to 48076920 - Clocks: prediv: 13, postdiv: 1, mul: 5 - Clocks: base = 125000000, frequency = 48000000, prediv = 13, postdiv = 1, postdiv2 = -1, mul = 5 - - DSL didn't work if you didn't set the postdiv 2:1 postdiv2 combination, driver hung on startup. - Haven't tested this on a synchronous board, neither do i know what to do with ar7_dsp_clock -*/ - - cpu_base = tnetd7200_get_clock_base(TNETD7200_CLOCK_ID_CPU, bootcr); - dsp_base = tnetd7200_get_clock_base(TNETD7200_CLOCK_ID_DSP, bootcr); - - if (*bootcr & BOOT_PLL_ASYNC_MODE) { - printk("Clocks: Async mode\n"); - - printk("Clocks: Setting DSP clock\n"); - calculate(dsp_base, TNETD7200_DEF_DSP_CLK, &dsp_prediv, &dsp_postdiv, &dsp_mul); - ar7_bus_clock = ((dsp_base / dsp_prediv) * dsp_mul) / dsp_postdiv; - tnetd7200_set_clock(dsp_base, &clocks->dsp, - dsp_prediv, dsp_postdiv * 2, dsp_postdiv, dsp_mul * 2, - ar7_bus_clock); - - printk("Clocks: Setting CPU clock\n"); - calculate(cpu_base, TNETD7200_DEF_CPU_CLK, &cpu_prediv, &cpu_postdiv, &cpu_mul); - ar7_cpu_clock = ((cpu_base / cpu_prediv) * cpu_mul) / cpu_postdiv; - tnetd7200_set_clock(cpu_base, &clocks->cpu, - cpu_prediv, cpu_postdiv, -1, cpu_mul, - ar7_cpu_clock); - - } else { - if (*bootcr & BOOT_PLL_2TO1_MODE) { - printk("Clocks: Sync 2:1 mode\n"); - - printk("Clocks: Setting CPU clock\n"); - calculate(cpu_base, TNETD7200_DEF_CPU_CLK, &cpu_prediv, &cpu_postdiv, &cpu_mul); - ar7_cpu_clock = ((cpu_base / cpu_prediv) * cpu_mul) / cpu_postdiv; - tnetd7200_set_clock(cpu_base, &clocks->cpu, - cpu_prediv, cpu_postdiv, -1, cpu_mul, - ar7_cpu_clock); - - printk("Clocks: Setting DSP clock\n"); - calculate(dsp_base, TNETD7200_DEF_DSP_CLK, &dsp_prediv, &dsp_postdiv, &dsp_mul); - ar7_bus_clock = ar7_cpu_clock / 2; - tnetd7200_set_clock(dsp_base, &clocks->dsp, - dsp_prediv, dsp_postdiv * 2, dsp_postdiv, dsp_mul * 2, - ar7_bus_clock); - } else { - printk("Clocks: Sync 1:1 mode\n"); - - printk("Clocks: Setting DSP clock\n"); - calculate(dsp_base, TNETD7200_DEF_CPU_CLK, &dsp_prediv, &dsp_postdiv, &dsp_mul); - ar7_bus_clock = ((dsp_base / dsp_prediv) * dsp_mul) / dsp_postdiv; - tnetd7200_set_clock(dsp_base, &clocks->dsp, - dsp_prediv, dsp_postdiv * 2, dsp_postdiv, dsp_mul * 2, - ar7_bus_clock); - - ar7_cpu_clock = ar7_bus_clock; - } - } - - printk("Clocks: Setting USB clock\n"); - usb_base = ar7_bus_clock; - calculate(usb_base, TNETD7200_DEF_USB_CLK, &usb_prediv, &usb_postdiv, &usb_mul); - tnetd7200_set_clock(usb_base, &clocks->usb, - usb_prediv, usb_postdiv, -1, usb_mul, - TNETD7200_DEF_USB_CLK); - - #warning FIXME: ????! Hrmm - ar7_dsp_clock = ar7_cpu_clock; - - iounmap(clocks); - iounmap(bootcr); -} - -void __init ar7_init_clocks(void) -{ - switch (ar7_chip_id()) { - case AR7_CHIP_7100: -#warning FIXME: Check if the new 7200 clock init works for 7100 - tnetd7200_init_clocks(); - break; - case AR7_CHIP_7200: - tnetd7200_init_clocks(); - break; - case AR7_CHIP_7300: - ar7_dsp_clock = tnetd7300_dsp_clock(); - tnetd7300_init_clocks(); - break; - default: - break; - } -} diff --git a/target/linux/ar7-2.6/files/arch/mips/ar7/gpio.c b/target/linux/ar7-2.6/files/arch/mips/ar7/gpio.c deleted file mode 100644 index 8b3d3a958a..0000000000 --- a/target/linux/ar7-2.6/files/arch/mips/ar7/gpio.c +++ /dev/null @@ -1,56 +0,0 @@ -/* - * $Id$ - * - * Copyright (C) 2007 OpenWrt.org - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#include <linux/init.h> -#include <linux/types.h> -#include <linux/module.h> -#include <linux/delay.h> -#include <linux/platform_device.h> -#include <asm/addrspace.h> -#include <asm/io.h> -#include <asm/ar7/ar7.h> -#include <asm/ar7/gpio.h> - -static char *ar7_gpio_list[AR7_GPIO_MAX] = { 0, }; - -int gpio_request(unsigned gpio, char *label) -{ - if (gpio >= AR7_GPIO_MAX) - return -EINVAL; - - if (ar7_gpio_list[gpio]) - return -EBUSY; - - if (label) { - ar7_gpio_list[gpio] = label; - } else { - ar7_gpio_list[gpio] = "busy"; - } - - return 0; -} -EXPORT_SYMBOL(gpio_request); - -void gpio_free(unsigned gpio) -{ - BUG_ON(!ar7_gpio_list[gpio]); - ar7_gpio_list[gpio] = NULL; -} -EXPORT_SYMBOL(gpio_free); diff --git a/target/linux/ar7-2.6/files/arch/mips/ar7/irq.c b/target/linux/ar7-2.6/files/arch/mips/ar7/irq.c deleted file mode 100644 index 1a09aedc1a..0000000000 --- a/target/linux/ar7-2.6/files/arch/mips/ar7/irq.c +++ /dev/null @@ -1,205 +0,0 @@ -/* - * $Id$ - * - * Copyright (C) 2006, 2007 OpenWrt.org - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#include <linux/init.h> -#include <linux/interrupt.h> -#include <linux/ioport.h> - -#include <asm/irq.h> -#include <asm/irq_cpu.h> -#include <asm/mipsregs.h> -#include <asm/ar7/ar7.h> - -#define EXCEPT_OFFSET 0x80 -#define PACE_OFFSET 0xA0 -#define CHNLS_OFFSET 0x200 - -#define REG_OFFSET(irq, reg) ((irq) / 32 * 0x4 + reg * 0x10) -#define SEC_REG_OFFSET(reg) (EXCEPT_OFFSET + reg * 0x8) -#define SEC_SR_OFFSET (SEC_REG_OFFSET(0)) /* 0x80 */ -#define CR_OFFSET(irq) (REG_OFFSET(irq, 1)) /* 0x10 */ -#define SEC_CR_OFFSET (SEC_REG_OFFSET(1)) /* 0x88 */ -#define ESR_OFFSET(irq) (REG_OFFSET(irq, 2)) /* 0x20 */ -#define SEC_ESR_OFFSET (SEC_REG_OFFSET(2)) /* 0x90 */ -#define ECR_OFFSET(irq) (REG_OFFSET(irq, 3)) /* 0x30 */ -#define SEC_ECR_OFFSET (SEC_REG_OFFSET(3)) /* 0x98 */ -#define PIR_OFFSET (0x40) -#define MSR_OFFSET (0x44) -#define PM_OFFSET(irq) (REG_OFFSET(irq, 5)) /* 0x50 */ -#define TM_OFFSET(irq) (REG_OFFSET(irq, 6)) /* 0x60 */ - -#define REG(addr) (*(volatile u32 *)(KSEG1ADDR(AR7_REGS_IRQ) + addr)) - -#define CHNL_OFFSET(chnl) (CHNLS_OFFSET + (chnl * 4)) - -static void ar7_unmask_irq(unsigned int irq_nr); -static void ar7_mask_irq(unsigned int irq_nr); -static void ar7_unmask_secondary_irq(unsigned int irq_nr); -static void ar7_mask_secondary_irq(unsigned int irq_nr); -static irqreturn_t ar7_cascade(int interrupt, void *dev); -static irqreturn_t ar7_secondary_cascade(int interrupt, void *dev); -static void ar7_irq_init(int base); -static int ar7_irq_base; - -static struct irq_chip ar7_irq_type = { - .typename = "AR7", - .name = "AR7", - .unmask = ar7_unmask_irq, - .mask = ar7_mask_irq, -}; - -static struct irq_chip ar7_secondary_irq_type = { - .name = "AR7", - .unmask = ar7_unmask_secondary_irq, - .mask = ar7_mask_secondary_irq, -}; - -static struct irqaction ar7_cascade_action = { - .handler = ar7_cascade, - .name = "AR7 cascade interrupt" -}; - -static struct irqaction ar7_secondary_cascade_action = { - .handler = ar7_secondary_cascade, - .name = "AR7 secondary cascade interrupt" -}; - -static void ar7_unmask_irq(unsigned int irq) -{ - unsigned long flags; - local_irq_save(flags); - /* enable the interrupt channel bit */ - REG(ESR_OFFSET(irq)) = 1 << ((irq - ar7_irq_base) % 32); - local_irq_restore(flags); -} - -static void ar7_mask_irq(unsigned int irq) -{ - unsigned long flags; - local_irq_save(flags); - /* disable the interrupt channel bit */ - REG(ECR_OFFSET(irq)) = 1 << ((irq - ar7_irq_base) % 32); - local_irq_restore(flags); -} - -static void ar7_unmask_secondary_irq(unsigned int irq) -{ - unsigned long flags; - local_irq_save(flags); - /* enable the interrupt channel bit */ - REG(SEC_ESR_OFFSET) = 1 << (irq - ar7_irq_base - 40); - local_irq_restore(flags); -} - -static void ar7_mask_secondary_irq(unsigned int irq) -{ - unsigned long flags; - local_irq_save(flags); - /* disable the interrupt channel bit */ - REG(SEC_ECR_OFFSET) = 1 << (irq - ar7_irq_base - 40); - local_irq_restore(flags); -} - -void __init arch_init_irq(void) { - mips_cpu_irq_init(); - ar7_irq_init(8); -} - -static void __init ar7_irq_init(int base) -{ - int i; - /* - Disable interrupts and clear pending - */ - REG(ECR_OFFSET(0)) = 0xffffffff; - REG(ECR_OFFSET(32)) = 0xff; - REG(SEC_ECR_OFFSET) = 0xffffffff; - REG(CR_OFFSET(0)) = 0xffffffff; - REG(CR_OFFSET(32)) = 0xff; - REG(SEC_CR_OFFSET) = 0xffffffff; - - ar7_irq_base = base; - - for(i = 0; i < 40; i++) { - REG(CHNL_OFFSET(i)) = i; - /* Primary IRQ's */ - irq_desc[i + base].status = IRQ_DISABLED; - irq_desc[i + base].action = NULL; - irq_desc[i + base].depth = 1; - irq_desc[i + base].chip = &ar7_irq_type; - /* Secondary IRQ's */ - if (i < 32) { - irq_desc[i + base + 40].status = IRQ_DISABLED; - irq_desc[i + base + 40].action = NULL; - irq_desc[i + base + 40].depth = 1; - irq_desc[i + base + 40].chip = &ar7_secondary_irq_type; - } - } - - setup_irq(2, &ar7_cascade_action); - setup_irq(ar7_irq_base, &ar7_secondary_cascade_action); - set_c0_status(IE_IRQ0); -} - -static irqreturn_t ar7_cascade(int interrupt, void *dev) -{ - int irq; - - irq = (REG(PIR_OFFSET) & 0x3F); - REG(CR_OFFSET(irq)) = 1 << (irq % 32); - - do_IRQ(irq + ar7_irq_base); - - return IRQ_HANDLED; -} - -static irqreturn_t ar7_secondary_cascade(int interrupt, void *dev) -{ - int irq = 0, i; - unsigned long status; - - status = REG(SEC_SR_OFFSET); - if (unlikely(!status)) { - spurious_interrupt(); - return IRQ_NONE; - } - - for (i = 0; i < 32; i++) - if (status & (i << 1)) { - irq = i + 40; - REG(SEC_CR_OFFSET) = 1 << i; - break; - } - - do_IRQ(irq + ar7_irq_base); - - return IRQ_HANDLED; -} - -asmlinkage void plat_irq_dispatch(void) -{ - unsigned int pending = read_c0_status() & read_c0_cause(); - if (pending & STATUSF_IP7) /* cpu timer */ - do_IRQ(7); - else if (pending & STATUSF_IP2) /* int0 hardware line */ - do_IRQ(2); - else - spurious_interrupt(); -} diff --git a/target/linux/ar7-2.6/files/arch/mips/ar7/memory.c b/target/linux/ar7-2.6/files/arch/mips/ar7/memory.c deleted file mode 100644 index 99faf217b7..0000000000 --- a/target/linux/ar7-2.6/files/arch/mips/ar7/memory.c +++ /dev/null @@ -1,75 +0,0 @@ -/* - * $Id$ - * - * Copyright (C) 2007 OpenWrt.org - * - * Based on arch/mips/mm/init.c - * Copyright (C) 1994 - 2000 Ralf Baechle - * Copyright (C) 1999, 2000 Silicon Graphics, Inc. - * Kevin D. Kissell, kevink@mips.com and Carsten Langgaard, carstenl@mips.com - * Copyright (C) 2000 MIPS Technologies, Inc. All rights reserved. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - */ -#include <linux/bootmem.h> -#include <linux/init.h> -#include <linux/mm.h> -#include <linux/module.h> -#include <linux/pfn.h> -#include <linux/proc_fs.h> -#include <linux/string.h> -#include <linux/swap.h> - -#include <asm/bootinfo.h> -#include <asm/page.h> -#include <asm/sections.h> - -#include <asm/mips-boards/prom.h> - -static int __init memsize(void) -{ - u32 size = (64 << 20); - volatile u32 *addr = (u32 *)KSEG1ADDR(0x14000000 + size - 4); - u32 *kernel_end = (u32 *)KSEG1ADDR(CPHYSADDR((u32)&_end)); - - while (addr > kernel_end) { - *addr = (u32)addr; - size >>= 1; - addr -= size >> 2; - } - - do { - addr += size >> 2; - if (*addr != (u32)addr) - break; - size <<= 1; - } while (size < (64 << 20)); - - return size; -} - -void __init prom_meminit(void) -{ - unsigned long pages; - - pages = memsize() >> PAGE_SHIFT; - add_memory_region(ARCH_PFN_OFFSET << PAGE_SHIFT, pages << - PAGE_SHIFT, BOOT_MEM_RAM); -} - -void __init prom_free_prom_memory(void) -{ - return; -} diff --git a/target/linux/ar7-2.6/files/arch/mips/ar7/platform.c b/target/linux/ar7-2.6/files/arch/mips/ar7/platform.c deleted file mode 100644 index cae35bc229..0000000000 --- a/target/linux/ar7-2.6/files/arch/mips/ar7/platform.c +++ /dev/null @@ -1,412 +0,0 @@ -/* - * $Id$ - * - * Copyright (C) 2006, 2007 OpenWrt.org - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#include <linux/autoconf.h> -#include <linux/init.h> -#include <linux/types.h> -#include <linux/module.h> -#include <linux/delay.h> -#include <linux/platform_device.h> -#include <linux/mtd/physmap.h> -#include <linux/serial.h> -#include <linux/serial_8250.h> -#include <linux/ioport.h> -#include <asm/addrspace.h> -#include <asm/io.h> -#include <asm/ar7/ar7.h> -#include <asm/ar7/gpio.h> -#include <asm/ar7/prom.h> -#include <asm/ar7/vlynq.h> - -struct plat_vlynq_data { - struct plat_vlynq_ops ops; - int gpio_bit; - int reset_bit; -}; - - -static int vlynq_on(struct vlynq_device *dev) -{ - int result; - struct plat_vlynq_data *pdata = dev->dev.platform_data; - - if ((result = gpio_request(pdata->gpio_bit, "vlynq"))) - goto out; - - ar7_device_reset(pdata->reset_bit); - - if ((result = ar7_gpio_disable(pdata->gpio_bit))) - goto out_enabled; - - if ((result = ar7_gpio_enable(pdata->gpio_bit))) - goto out_enabled; - - if ((result = gpio_direction_output(pdata->gpio_bit))) - goto out_gpio_enabled; - - gpio_set_value(pdata->gpio_bit, 0); - mdelay(50); - - gpio_set_value(pdata->gpio_bit, 1); - mdelay(50); - - return 0; - -out_gpio_enabled: - ar7_gpio_disable(pdata->gpio_bit); -out_enabled: - ar7_device_disable(pdata->reset_bit); - gpio_free(pdata->gpio_bit); -out: - return result; -} - -static void vlynq_off(struct vlynq_device *dev) -{ - struct plat_vlynq_data *pdata = dev->dev.platform_data; - ar7_gpio_disable(pdata->gpio_bit); - gpio_free(pdata->gpio_bit); - ar7_device_disable(pdata->reset_bit); -} - -static struct resource physmap_flash_resource = { - .name = "mem", - .flags = IORESOURCE_MEM, - .start = 0x10000000, - .end = 0x107fffff, -}; - -static struct resource cpmac_low_res[] = { - { - .name = "regs", - .flags = IORESOURCE_MEM, - .start = AR7_REGS_MAC0, - .end = AR7_REGS_MAC0 + 0x7FF, - }, - { - .name = "irq", - .flags = IORESOURCE_IRQ, - .start = 27, - .end = 27, - }, -}; - -static struct resource cpmac_high_res[] = { - { - .name = "regs", - .flags = IORESOURCE_MEM, - .start = AR7_REGS_MAC1, - .end = AR7_REGS_MAC1 + 0x7FF, - }, - { - .name = "irq", - .flags = IORESOURCE_IRQ, - .start = 41, - .end = 41, - }, -}; - -static struct resource vlynq_low_res[] = { - { - .name = "regs", - .flags = IORESOURCE_MEM, - .start = AR7_REGS_VLYNQ0, - .end = AR7_REGS_VLYNQ0 + 0xff, - }, - { - .name = "irq", - .flags = IORESOURCE_IRQ, - .start = 29, - .end = 29, - }, - { - .name = "mem", - .flags = IORESOURCE_MEM, - .start = 0x04000000, - .end = 0x04ffffff, - }, - { - .name = "devirq", - .flags = IORESOURCE_IRQ, - .start = 80, - .end = 111, - }, -}; - -static struct resource vlynq_high_res[] = { - { - .name = "regs", - .flags = IORESOURCE_MEM, - .start = AR7_REGS_VLYNQ1, - .end = AR7_REGS_VLYNQ1 + 0xFF, - }, - { - .name = "irq", - .flags = IORESOURCE_IRQ, - .start = 33, - .end = 33, - }, - { - .name = "mem", - .flags = IORESOURCE_MEM, - .start = 0x0c000000, - .end = 0x0cffffff, - }, - { - .name = "devirq", - .flags = IORESOURCE_IRQ, - .start = 112, - .end = 143, - }, -}; - -static struct physmap_flash_data physmap_flash_data = { - .width = 2, -}; - -static struct plat_cpmac_data cpmac_low_data = { - .reset_bit = 17, - .power_bit = 20, - .phy_mask = 0x80000000, -}; - -static struct plat_cpmac_data cpmac_high_data = { - .reset_bit = 21, - .power_bit = 22, - .phy_mask = 0x7fffffff, -}; - -static struct plat_vlynq_data vlynq_low_data = { - .ops.on = vlynq_on, - .ops.off = vlynq_off, - .reset_bit = 20, - .gpio_bit = 18, -}; - -static struct plat_vlynq_data vlynq_high_data = { - .ops.on = vlynq_on, - .ops.off = vlynq_off, - .reset_bit = 16, - .gpio_bit = 19, -}; - -static struct platform_device physmap_flash = { - .id = 0, - .name = "physmap-flash", - .dev.platform_data = &physmap_flash_data, - .resource = &physmap_flash_resource, - .num_resources = 1, -}; - -static struct platform_device cpmac_low = { - .id = 0, - .name = "cpmac", - .dev.platform_data = &cpmac_low_data, - .resource = cpmac_low_res, - .num_resources = ARRAY_SIZE(cpmac_low_res), -}; - -static struct platform_device cpmac_high = { - .id = 1, - .name = "cpmac", - .dev.platform_data = &cpmac_high_data, - .resource = cpmac_high_res, - .num_resources = ARRAY_SIZE(cpmac_high_res), -}; - -static struct platform_device vlynq_low = { - .id = 0, - .name = "vlynq", - .dev.platform_data = &vlynq_low_data, - .resource = vlynq_low_res, - .num_resources = ARRAY_SIZE(vlynq_low_res), -}; - -static struct platform_device vlynq_high = { - .id = 1, - .name = "vlynq", - .dev.platform_data = &vlynq_high_data, - .resource = vlynq_high_res, - .num_resources = ARRAY_SIZE(vlynq_high_res), -}; - - -/* This is proper way to define uart ports, but they are then detected - * as xscale and, obviously, don't work... - */ -#if !defined(CONFIG_SERIAL_8250) - -static struct plat_serial8250_port uart0_data = -{ - .mapbase = AR7_REGS_UART0, - .irq = AR7_IRQ_UART0, - .regshift = 2, - .iotype = UPIO_MEM, - .flags = UPF_BOOT_AUTOCONF | UPF_IOREMAP, -}; - -static struct plat_serial8250_port uart1_data = -{ - .mapbase = UR8_REGS_UART1, - .irq = AR7_IRQ_UART1, - .regshift = 2, - .iotype = UPIO_MEM, - .flags = UPF_BOOT_AUTOCONF | UPF_IOREMAP, -}; - -static struct plat_serial8250_port uart_data[] = { - uart0_data, - uart1_data, - { .flags = 0 } -}; - -static struct plat_serial8250_port uart_data_single[] = { - uart0_data, - { .flags = 0 } -}; - -static struct platform_device uart = { - .id = 0, - .name = "serial8250", - .dev.platform_data = uart_data_single -}; -#endif - -static inline unsigned char char2hex(char h) -{ - switch (h) { - case '0': case '1': case '2': case '3': case '4': - case '5': case '6': case '7': case '8': case '9': - return h - '0'; - case 'A': case 'B': case 'C': case 'D': case 'E': case 'F': - return h - 'A' + 10; - case 'a': case 'b': case 'c': case 'd': case 'e': case 'f': - return h - 'a' + 10; - default: - return 0; - } -} - -static void cpmac_get_mac(int instance, unsigned char *dev_addr) -{ - int i; - char name[5], default_mac[] = "00:00:00:12:34:56", *mac; - - mac = NULL; - sprintf(name, "mac%c", 'a' + instance); - mac = prom_getenv(name); - if (!mac) { - sprintf(name, "mac%c", 'a'); - mac = prom_getenv(name); - } - if (!mac) - mac = default_mac; - for (i = 0; i < 6; i++) - dev_addr[i] = (char2hex(mac[i * 3]) << 4) + - char2hex(mac[i * 3 + 1]); -} - -static int __init ar7_register_devices(void) -{ - int res; - -#ifdef CONFIG_SERIAL_8250 - - static struct uart_port uart_port[2]; - - memset(uart_port, 0, sizeof(struct uart_port) * 2); - - uart_port[0].type = PORT_AR7; - uart_port[0].line = 0; - uart_port[0].irq = AR7_IRQ_UART0; - uart_port[0].uartclk = ar7_bus_freq() / 2; - uart_port[0].iotype = UPIO_MEM; - uart_port[0].mapbase = AR7_REGS_UART0; - uart_port[0].membase = ioremap(uart_port[0].mapbase, 256); - uart_port[0].regshift = 2; - res = early_serial_setup(&uart_port[0]); - if (res) - return res; - - - // Only TNETD73xx have a second serial port - if (ar7_has_second_uart()) { - uart_port[1].type = PORT_AR7; - uart_port[1].line = 1; - uart_port[1].irq = AR7_IRQ_UART1; - uart_port[1].uartclk = ar7_bus_freq() / 2; - uart_port[1].iotype = UPIO_MEM; - uart_port[1].mapbase = UR8_REGS_UART1; - uart_port[1].membase = ioremap(uart_port[1].mapbase, 256); - uart_port[1].regshift = 2; - res = early_serial_setup(&uart_port[1]); - if (res) - return res; - } - -#else // !CONFIG_SERIAL_8250 - - uart_data[0].uartclk = ar7_bus_freq() / 2; - uart_data[1].uartclk = uart_data[0].uartclk; - - // Only TNETD73xx have a second serial port - if (ar7_has_second_uart()) { - uart.dev.platform_data = uart_data; - } - - res = platform_device_register(&uart); - if (res) - return res; - -#endif // CONFIG_SERIAL_8250 - - res = platform_device_register(&physmap_flash); - if (res) - return res; - - res = platform_device_register(&vlynq_low); - if (res) - return res; - - ar7_device_disable(vlynq_low_data.reset_bit); - if (ar7_has_high_vlynq()) { - ar7_device_disable(vlynq_high_data.reset_bit); - res = platform_device_register(&vlynq_high); - if (res) - return res; - } - - if (ar7_has_high_cpmac()) { - cpmac_get_mac(1, cpmac_high_data.dev_addr); - res = platform_device_register(&cpmac_high); - if (res) - return res; - } else { - cpmac_low_data.phy_mask = 0xffffffff; - } - - cpmac_get_mac(0, cpmac_low_data.dev_addr); - res = platform_device_register(&cpmac_low); - - return res; -} - - -arch_initcall(ar7_register_devices); diff --git a/target/linux/ar7-2.6/files/arch/mips/ar7/prom.c b/target/linux/ar7-2.6/files/arch/mips/ar7/prom.c deleted file mode 100644 index 28397427d0..0000000000 --- a/target/linux/ar7-2.6/files/arch/mips/ar7/prom.c +++ /dev/null @@ -1,327 +0,0 @@ -/* - * $Id$ - * - * Copyright (C) 2006, 2007 OpenWrt.org - * - * Carsten Langgaard, carstenl@mips.com - * Copyright (C) 1999,2000 MIPS Technologies, Inc. All rights reserved. - * - * This program is free software; you can distribute it and/or modify it - * under the terms of the GNU General Public License (Version 2) as - * published by the Free Software Foundation. - * - * This program is distributed in the hope it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License - * for more details. - * - * You should have received a copy of the GNU General Public License along - * with this program; if not, write to the Free Software Foundation, Inc., - * 59 Temple Place - Suite 330, Boston MA 02111-1307, USA. - * - * Putting things on the screen/serial line using YAMONs facilities. - */ -#include <linux/init.h> -#include <linux/kernel.h> -#include <linux/serial_reg.h> -#include <linux/spinlock.h> -#include <linux/module.h> -#include <linux/string.h> -#include <asm/io.h> -#include <asm/bootinfo.h> -#include <asm/mips-boards/prom.h> -#include <asm/gdb-stub.h> - -#include <asm/ar7/ar7.h> -#include <asm/ar7/prom.h> - -#define MAX_ENTRY 80 - -struct env_var { - char *name; - char *value; -}; - -static struct env_var adam2_env[MAX_ENTRY] = { { 0, }, }; - -char * prom_getenv(char *name) -{ - int i; - for (i = 0; (i < MAX_ENTRY) && adam2_env[i].name; i++) - if (!strcmp(name, adam2_env[i].name)) - return adam2_env[i].value; - - return NULL; -} - -char * __init prom_getcmdline(void) -{ - return &(arcs_cmdline[0]); -} - -static void __init ar7_init_cmdline(int argc, char *argv[]) -{ - char *cp; - int actr; - - actr = 1; /* Always ignore argv[0] */ - - cp = &(arcs_cmdline[0]); - while(actr < argc) { - strcpy(cp, argv[actr]); - cp += strlen(argv[actr]); - *cp++ = ' '; - actr++; - } - if (cp != &(arcs_cmdline[0])) { - /* get rid of trailing space */ - --cp; - *cp = '\0'; - } -} - -struct psbl_rec { - u32 psbl_size; - u32 env_base; - u32 env_size; - u32 ffs_base; - u32 ffs_size; -}; - -static __initdata char psp_env_version[] = "TIENV0.8"; - -struct psp_env_chunk { - u8 num; - u8 ctrl; - u16 csum; - u8 len; - char data[11]; -} __attribute__ ((packed)); - -struct psp_var_map_entry { - u8 num; - char *value; -}; - -static struct psp_var_map_entry psp_var_map[] = { - { 1, "cpufrequency" }, - { 2, "memsize" }, - { 3, "flashsize" }, - { 4, "modetty0" }, - { 5, "modetty1" }, - { 8, "maca" }, - { 9, "macb" }, - { 28, "sysfrequency" }, - { 38, "mipsfrequency" }, -}; - -/* - -Well-known variable (num is looked up in table above for matching variable name) -Example: cpufrequency=211968000 -+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+ -| 01 |CTRL|CHECKSUM | 01 | _2 | _1 | _1 | _9 | _6 | _8 | _0 | _0 | _0 | \0 | FF | -+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+ - -Name=Value pair in a single chunk -Example: NAME=VALUE -+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+ -| 00 |CTRL|CHECKSUM | 01 | _N | _A | _M | _E | _0 | _V | _A | _L | _U | _E | \0 | -+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+ - -Name=Value pair in 2 chunks (len is the number of chunks) -Example: bootloaderVersion=1.3.7.15 -+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+ -| 00 |CTRL|CHECKSUM | 02 | _b | _o | _o | _t | _l | _o | _a | _d | _e | _r | _V | -+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+ -| _e | _r | _s | _i | _o | _n | \0 | _1 | _. | _3 | _. | _7 | _. | _1 | _5 | \0 | -+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+ - -Data is padded with 0xFF - -*/ - -#define PSP_ENV_SIZE 4096 - -static char psp_env_data[PSP_ENV_SIZE] = { 0, }; - -static char * __init lookup_psp_var_map(u8 num) -{ - int i; - - for (i = 0; i < sizeof(psp_var_map); i++) - if (psp_var_map[i].num == num) - return psp_var_map[i].value; - - return NULL; -} - -static void __init add_adam2_var(char *name, char *value) -{ - int i; - for (i = 0; i < MAX_ENTRY; i++) { - if (!adam2_env[i].name) { - adam2_env[i].name = name; - adam2_env[i].value = value; - return; - } else if (!strcmp(adam2_env[i].name, name)) { - adam2_env[i].value = value; - return; - } - } -} - -static int __init parse_psp_env(void *psp_env_base) -{ - int i, n; - char *name, *value; - struct psp_env_chunk *chunks = (struct psp_env_chunk *)psp_env_data; - - memcpy_fromio(chunks, psp_env_base, PSP_ENV_SIZE); - - i = 1; - n = PSP_ENV_SIZE / sizeof(struct psp_env_chunk); - while (i < n) { - if ((chunks[i].num == 0xff) || ((i + chunks[i].len) > n)) - break; - value = chunks[i].data; - if (chunks[i].num) { - name = lookup_psp_var_map(chunks[i].num); - } else { - name = value; - value += strlen(name) + 1; - } - if (name) - add_adam2_var(name, value); - i += chunks[i].len; - } - return 0; -} - -static void __init ar7_init_env(struct env_var *env) -{ - int i; - struct psbl_rec *psbl = (struct psbl_rec *)(KSEG1ADDR(0x14000300)); - void *psp_env = (void *)KSEG1ADDR(psbl->env_base); - - if(strcmp(psp_env, psp_env_version) == 0) { - parse_psp_env(psp_env); - } else { - for (i = 0; i < MAX_ENTRY; i++, env++) - if (env->name) - add_adam2_var(env->name, env->value); - } -} - -static void __init console_config(void) -{ -#ifdef CONFIG_SERIAL_8250_CONSOLE - char console_string[40]; - int baud = 0; - char parity = '\0', bits = '\0', flow = '\0'; - char *s, *p; - - if (strstr(prom_getcmdline(), "console=")) - return; - -#ifdef CONFIG_KGDB - if (!strstr(prom_getcmdline(), "nokgdb")) - { - strcat(prom_getcmdline(), " console=kgdb"); - kgdb_enabled = 1; - return; - } -#endif - - if ((s = prom_getenv("modetty0"))) { - baud = simple_strtoul(s, &p, 10); - s = p; - if (*s == ',') s++; - if (*s) parity = *s++; - if (*s == ',') s++; - if (*s) bits = *s++; - if (*s == ',') s++; - if (*s == 'h') flow = 'r'; - } - - if (baud == 0) - baud = 38400; - if (parity != 'n' && parity != 'o' && parity != 'e') - parity = 'n'; - if (bits != '7' && bits != '8') - bits = '8'; - if (flow == '\0') - flow = 'r'; - - sprintf(console_string, " console=ttyS0,%d%c%c%c", baud, - parity, bits, flow); - strcat(prom_getcmdline(), console_string); -#endif -} - -void __init prom_init(void) -{ - ar7_init_cmdline(fw_arg0, (char **)fw_arg1); - ar7_init_env((struct env_var *)fw_arg2); - console_config(); -} - -#define PORT(offset) (KSEG1ADDR(AR7_REGS_UART0 + (offset * 4))) -static inline unsigned int serial_in(int offset) -{ - return readb((void *)PORT(offset)); -} - -static inline void serial_out(int offset, int value) -{ - writeb(value, (void *)PORT(offset)); -} - -char prom_getchar(void) -{ - while (!(serial_in(UART_LSR) & UART_LSR_DR)); - return serial_in(UART_RX); -} - -int prom_putchar(char c) -{ - while ((serial_in(UART_LSR) & UART_LSR_TEMT) == 0); - serial_out(UART_TX, c); - return 1; -} - -// from adm5120/prom.c -void prom_printf(char *fmt, ...) -{ - va_list args; - int l; - char *p, *buf_end; - char buf[1024]; - - va_start(args, fmt); - l = vsprintf(buf, fmt, args); /* hopefully i < sizeof(buf) */ - va_end(args); - - buf_end = buf + l; - - for (p = buf; p < buf_end; p++) { - /* Crude cr/nl handling is better than none */ - if (*p == '\n') - prom_putchar('\r'); - prom_putchar(*p); - } -} - -#ifdef CONFIG_KGDB -int putDebugChar(char c) -{ - return prom_putchar(c); -} - -char getDebugChar(void) -{ - return prom_getchar(); -} -#endif - -EXPORT_SYMBOL(prom_getenv); diff --git a/target/linux/ar7-2.6/files/arch/mips/ar7/setup.c b/target/linux/ar7-2.6/files/arch/mips/ar7/setup.c deleted file mode 100644 index 4abc39f1df..0000000000 --- a/target/linux/ar7-2.6/files/arch/mips/ar7/setup.c +++ /dev/null @@ -1,124 +0,0 @@ -/* - * $Id$ - * - * Copyright (C) 2006, 2007 OpenWrt.org - * - * Carsten Langgaard, carstenl@mips.com - * Copyright (C) 2000 MIPS Technologies, Inc. All rights reserved. - * - * This program is free software; you can distribute it and/or modify it - * under the terms of the GNU General Public License (Version 2) as - * published by the Free Software Foundation. - * - * This program is distributed in the hope it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License - * for more details. - * - * You should have received a copy of the GNU General Public License along - * with this program; if not, write to the Free Software Foundation, Inc., - * 59 Temple Place - Suite 330, Boston MA 02111-1307, USA. - */ -#include <linux/init.h> -#include <linux/sched.h> -#include <linux/ioport.h> -#include <linux/pci.h> -#include <linux/tty.h> -#include <linux/pm.h> -#include <linux/serial_8250.h> -#include <linux/serial_core.h> -#include <linux/serial.h> -#include <linux/serial_reg.h> - -#include <asm/cpu.h> -#include <asm/irq.h> -#include <asm/mips-boards/generic.h> -#include <asm/mips-boards/prom.h> -#include <asm/dma.h> -#include <asm/time.h> -#include <asm/traps.h> -#include <asm/io.h> -#include <asm/reboot.h> -#include <asm/gdb-stub.h> -#include <asm/ar7/ar7.h> - -extern void ar7_time_init(void); -static void ar7_machine_restart(char *command); -static void ar7_machine_halt(void); -static void ar7_machine_power_off(void); - -static void ar7_machine_restart(char *command) -{ - volatile u32 *softres_reg = (u32 *)ioremap(AR7_REGS_RESET + - AR7_RESET_SOFTWARE, 1); - *softres_reg = 1; -} - -static void ar7_machine_halt(void) -{ - while (1); -} - -static void ar7_machine_power_off(void) -{ - volatile u32 *power_reg = (u32 *)ioremap(AR7_REGS_POWER, 1); - u32 power_state = *power_reg | (3 << 30); - *power_reg = power_state; - ar7_machine_halt(); -} - -const char *get_system_type(void) -{ - u16 chip_id = ar7_chip_id(); - switch (chip_id) { - case AR7_CHIP_7300: - return "TI AR7 (TNETD7300)"; - case AR7_CHIP_7100: - return "TI AR7 (TNETD7100)"; - case AR7_CHIP_7200: - return "TI AR7 (TNETD7200)"; - default: - return "TI AR7 (Unknown)"; - } -} - -static int __init ar7_init_console(void) -{ - return 0; -} - -/* - * Initializes basic routines and structures pointers, memory size (as - * given by the bios and saves the command line. - */ - -extern void ar7_init_clocks(void); - -void __init plat_mem_setup(void) -{ - unsigned long io_base; - - _machine_restart = ar7_machine_restart; - _machine_halt = ar7_machine_halt; - pm_power_off = ar7_machine_power_off; - board_time_init = ar7_time_init; - panic_timeout = 3; - - io_base = (unsigned long)ioremap(AR7_REGS_BASE, 0x10000); - if (!io_base) panic("Can't remap IO base!\n"); - set_io_port_base(io_base); - - prom_meminit(); -#warning FIXME: clock initialisation - ar7_init_clocks(); - - ioport_resource.start = 0; - ioport_resource.end = ~0; - iomem_resource.start = 0; - iomem_resource.end = ~0; - - printk("%s, ID: 0x%04x, Revision: 0x%02x\n", get_system_type(), - ar7_chip_id(), ar7_chip_rev()); -} - -console_initcall(ar7_init_console); diff --git a/target/linux/ar7-2.6/files/arch/mips/ar7/time.c b/target/linux/ar7-2.6/files/arch/mips/ar7/time.c deleted file mode 100644 index 6a1ee7a4df..0000000000 --- a/target/linux/ar7-2.6/files/arch/mips/ar7/time.c +++ /dev/null @@ -1,59 +0,0 @@ -/* - * $Id$ - * - * Copyright (C) 2006, 2007 OpenWrt.org - * - * Carsten Langgaard, carstenl@mips.com - * Copyright (C) 1999,2000 MIPS Technologies, Inc. All rights reserved. - * - * This program is free software; you can distribute it and/or modify it - * under the terms of the GNU General Public License (Version 2) as - * published by the Free Software Foundation. - * - * This program is distributed in the hope it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License - * for more details. - * - * You should have received a copy of the GNU General Public License along - * with this program; if not, write to the Free Software Foundation, Inc., - * 59 Temple Place - Suite 330, Boston MA 02111-1307, USA. - * - * Setting up the clock on the MIPS boards. - */ - -#include <linux/types.h> -#include <linux/init.h> -#include <linux/kernel_stat.h> -#include <linux/sched.h> -#include <linux/spinlock.h> -#include <linux/interrupt.h> -#include <linux/time.h> -#include <linux/timex.h> -#include <linux/mc146818rtc.h> - -#include <asm/mipsregs.h> -#include <asm/ptrace.h> -#include <asm/hardirq.h> -#include <asm/irq.h> -#include <asm/div64.h> -#include <asm/cpu.h> -#include <asm/time.h> -#include <asm/mc146818-time.h> -#include <asm/msc01_ic.h> - -#include <asm/mips-boards/generic.h> -#include <asm/mips-boards/prom.h> -#include <asm/mips-boards/maltaint.h> -#include <asm/mc146818-time.h> -#include <asm/ar7/ar7.h> - -void __init ar7_time_init(void) -{ - mips_hpt_frequency = ar7_cpu_freq() / 2; -} - -void __init plat_timer_setup(struct irqaction *irq) -{ - setup_irq(7, irq); -} diff --git a/target/linux/ar7-2.6/files/arch/mips/ar7/vlynq-pci.c b/target/linux/ar7-2.6/files/arch/mips/ar7/vlynq-pci.c deleted file mode 100644 index eb11a3b002..0000000000 --- a/target/linux/ar7-2.6/files/arch/mips/ar7/vlynq-pci.c +++ /dev/null @@ -1,402 +0,0 @@ -/* - * $Id$ - * - * Copyright (C) 2006, 2007 OpenWrt.org - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#include <linux/types.h> -#include <linux/pci.h> -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/irq.h> -#include <asm/ar7/vlynq.h> - -#define VLYNQ_PCI_SLOTS 2 - -struct vlynq_reg_config { - u32 offset; - u32 value; -}; - -struct vlynq_pci_config { - u32 chip_id; - char name[32]; - struct vlynq_mapping rx_mapping[4]; - int irq; - int irq_type; - u32 chip; - u32 class; - int num_regs; - struct vlynq_reg_config regs[10]; -}; - -struct vlynq_pci_private { - u32 latency; - u32 cache_line; - u32 command; - u32 sz_mask; - struct vlynq_pci_config *config; -}; - -static struct vlynq_pci_config known_devices[] = { - { - .chip_id = 0x00000009, .name = "TI ACX111", - .rx_mapping = { - { .size = 0x22000, .offset = 0xf0000000 }, - { .size = 0x40000, .offset = 0xc0000000 }, - { .size = 0x0, .offset = 0x0 }, - { .size = 0x0, .offset = 0x0 }, - }, - .irq = 0, .chip = 0x9066104c, - .irq_type = IRQ_TYPE_EDGE_RISING, - .class = PCI_CLASS_NETWORK_OTHER, - .num_regs = 5, - .regs = { - { .offset = 0x790, .value = (0xd0000000 - (ARCH_PFN_OFFSET << PAGE_SHIFT)) }, - { .offset = 0x794, .value = (0xd0000000 - (ARCH_PFN_OFFSET << PAGE_SHIFT)) }, - { .offset = 0x740, .value = 0 }, - { .offset = 0x744, .value = 0x00010000 }, - { .offset = 0x764, .value = 0x00010000 }, - }, - }, -}; - -static struct vlynq_device *slots[VLYNQ_PCI_SLOTS] = { NULL, }; - -static struct resource vlynq_io_resource = { - .start = 0x00000000, - .end = 0x00000000, - .name = "pci IO space", - .flags = IORESOURCE_IO -}; - -static struct resource vlynq_mem_resource = { - .start = 0x00000000, - .end = 0x00000000, - .name = "pci memory space", - .flags = IORESOURCE_MEM -}; - -static inline u32 vlynq_get_mapped(struct vlynq_device *dev, int res) -{ - int i; - struct vlynq_pci_private *priv = dev->priv; - u32 ret = dev->mem_start; - if (!priv->config->rx_mapping[res].size) return 0; - for (i = 0; i < res; i++) - ret += priv->config->rx_mapping[i].size; - - return ret; -} - -static inline u32 vlynq_read(u32 val, int size) { - switch (size) { - case 1: - return *(u8 *)&val; - case 2: - return *(u16 *)&val; - } - return val; -} - -static int vlynq_config_read(struct pci_bus *bus, unsigned int devfn, int where, int size, u32 *val) -{ - struct vlynq_device *dev; - struct vlynq_pci_private *priv; - int resno, slot = PCI_SLOT(devfn); - - if ((size == 2) && (where & 1)) - return PCIBIOS_BAD_REGISTER_NUMBER; - else if ((size == 4) && (where & 3)) - return PCIBIOS_BAD_REGISTER_NUMBER; - - if (slot >= VLYNQ_PCI_SLOTS) - return PCIBIOS_DEVICE_NOT_FOUND; - - dev = slots[slot]; - - if (!dev || (PCI_FUNC(devfn) > 0)) - return PCIBIOS_DEVICE_NOT_FOUND; - - priv = dev->priv; - - switch (where) { - case PCI_VENDOR_ID: - *val = vlynq_read(priv->config->chip, size); - break; - case PCI_DEVICE_ID: - *val = priv->config->chip & 0xffff; - case PCI_COMMAND: - *val = priv->command; - case PCI_STATUS: -/* *val = PCI_STATUS_CAP_LIST;*/ - *val = 0; - break; - case PCI_CLASS_REVISION: - *val = priv->config->class; - break; - case PCI_LATENCY_TIMER: - *val = priv->latency; - break; - case PCI_HEADER_TYPE: - *val = PCI_HEADER_TYPE_NORMAL; - break; - case PCI_CACHE_LINE_SIZE: - *val = priv->cache_line; - break; - case PCI_BASE_ADDRESS_0: - case PCI_BASE_ADDRESS_1: - case PCI_BASE_ADDRESS_2: - case PCI_BASE_ADDRESS_3: - resno = (where - PCI_BASE_ADDRESS_0) >> 2; - if (priv->sz_mask & (1 << resno)) { - priv->sz_mask &= ~(1 << resno); - *val = priv->config->rx_mapping[resno].size; - } else { - *val = vlynq_get_mapped(dev, resno); - } - break; - case PCI_BASE_ADDRESS_4: - case PCI_BASE_ADDRESS_5: - case PCI_SUBSYSTEM_VENDOR_ID: - case PCI_SUBSYSTEM_ID: - case PCI_ROM_ADDRESS: - case PCI_INTERRUPT_LINE: - case PCI_CARDBUS_CIS: - case PCI_CAPABILITY_LIST: - *val = 0; - break; - case PCI_INTERRUPT_PIN: - *val = 1; - break; - default: - printk("%s: Read of unknown register 0x%x (size %d)\n", - dev->dev.bus_id, where, size); - return PCIBIOS_BAD_REGISTER_NUMBER; - } - return PCIBIOS_SUCCESSFUL; -} - -static int vlynq_config_write(struct pci_bus *bus, unsigned int devfn, int where, int size, u32 val) -{ - struct vlynq_device *dev; - struct vlynq_pci_private *priv; - int resno, slot = PCI_SLOT(devfn); - - if ((size == 2) && (where & 1)) - return PCIBIOS_BAD_REGISTER_NUMBER; - else if ((size == 4) && (where & 3)) - return PCIBIOS_BAD_REGISTER_NUMBER; - - if (slot >= VLYNQ_PCI_SLOTS) - return PCIBIOS_DEVICE_NOT_FOUND; - - dev = slots[slot]; - - if (!dev || (PCI_FUNC(devfn) > 0)) - return PCIBIOS_DEVICE_NOT_FOUND; - - priv = dev->priv; - - switch (where) { - case PCI_VENDOR_ID: - case PCI_DEVICE_ID: - case PCI_STATUS: - case PCI_CLASS_REVISION: - case PCI_HEADER_TYPE: - case PCI_CACHE_LINE_SIZE: - case PCI_SUBSYSTEM_VENDOR_ID: - case PCI_SUBSYSTEM_ID: - case PCI_INTERRUPT_LINE: - case PCI_INTERRUPT_PIN: - case PCI_CARDBUS_CIS: - case PCI_CAPABILITY_LIST: - return PCIBIOS_FUNC_NOT_SUPPORTED; - case PCI_COMMAND: - priv->command = val; - case PCI_LATENCY_TIMER: - priv->latency = val; - break; - case PCI_BASE_ADDRESS_0: - case PCI_BASE_ADDRESS_1: - case PCI_BASE_ADDRESS_2: - case PCI_BASE_ADDRESS_3: - if (val == 0xffffffff) { - resno = (where - PCI_BASE_ADDRESS_0) >> 2; - priv->sz_mask |= (1 << resno); - break; - } - case PCI_BASE_ADDRESS_4: - case PCI_BASE_ADDRESS_5: - case PCI_ROM_ADDRESS: - break; - default: - printk("%s: Write to unknown register 0x%x (size %d) value=0x%x\n", - dev->dev.bus_id, where, size, val); - return PCIBIOS_BAD_REGISTER_NUMBER; - } - return PCIBIOS_SUCCESSFUL; -} - -static struct pci_ops vlynq_pci_ops = { - vlynq_config_read, - vlynq_config_write -}; - -static struct pci_controller vlynq_controller = { - .pci_ops = &vlynq_pci_ops, - .io_resource = &vlynq_io_resource, - .mem_resource = &vlynq_mem_resource, -}; - -static int vlynq_pci_probe(struct vlynq_device *dev) -{ - int result, i; - u32 chip_id, addr; - struct vlynq_pci_private *priv; - struct vlynq_mapping mapping[4] = { { 0, }, }; - struct vlynq_pci_config *config = NULL; - - result = vlynq_set_local_irq(dev, 31); - if (result) - return result; - - result = vlynq_set_remote_irq(dev, 30); - if (result) - return result; - - result = vlynq_device_enable(dev); - if (result) - return result; - - chip_id = vlynq_remote_id(dev); - for (i = 0; i < ARRAY_SIZE(known_devices); i++) - if (chip_id == known_devices[i].chip_id) - config = &known_devices[i]; - - if (!config) { - printk("vlynq-pci: skipping unknown device " - "%04x:%04x at %s\n", chip_id >> 16, - chip_id & 0xffff, dev->dev.bus_id); - result = -ENODEV; - goto fail; - } - - printk("vlynq-pci: attaching device %s at %s\n", - config->name, dev->dev.bus_id); - - priv = kmalloc(sizeof(struct vlynq_pci_private), GFP_KERNEL); - if (!priv) { - printk(KERN_ERR "%s: failed to allocate private data\n", - dev->dev.bus_id); - result = -ENOMEM; - goto fail; - } - - memset(priv, 0, sizeof(struct vlynq_pci_private)); - priv->latency = 64; - priv->cache_line = 32; - priv->config = config; - - mapping[0].offset = ARCH_PFN_OFFSET << PAGE_SHIFT; - mapping[0].size = 0x02000000; - vlynq_set_local_mapping(dev, dev->mem_start, mapping); - vlynq_set_remote_mapping(dev, 0, config->rx_mapping); - - set_irq_type(vlynq_virq_to_irq(dev, config->irq), config->irq_type); - - addr = (u32)ioremap_nocache(dev->mem_start, 0x10000); - if (!addr) { - printk(KERN_ERR "%s: failed to remap io memory\n", - dev->dev.bus_id); - result = -ENXIO; - goto fail; - } - - for (i = 0; i < config->num_regs; i++) - *(volatile u32 *)(addr + config->regs[i].offset) = - config->regs[i].value; - - dev->priv = priv; - for (i = 0; i < VLYNQ_PCI_SLOTS; i++) { - if (!slots[i]) { - slots[i] = dev; - break; - } - } - - return 0; - -fail: - vlynq_device_disable(dev); - - return result; -} - -static int vlynq_pci_remove(struct vlynq_device *dev) -{ - int i; - struct vlynq_pci_private *priv = dev->priv; - - for (i = 0; i < VLYNQ_PCI_SLOTS; i++) - if (slots[i] == dev) - slots[i] = NULL; - - vlynq_device_disable(dev); - kfree(priv); - - return 0; -} - -static struct vlynq_driver vlynq_pci = { - .name = "PCI over VLYNQ emulation", - .probe = vlynq_pci_probe, - .remove = vlynq_pci_remove, -}; - -int vlynq_pci_init(void) -{ - int res; - res = vlynq_register_driver(&vlynq_pci); - if (res) - return res; - - register_pci_controller(&vlynq_controller); - - return 0; -} - -int pcibios_map_irq(struct pci_dev *pdev, u8 slot, u8 pin) -{ - struct vlynq_device *dev; - struct vlynq_pci_private *priv; - - dev = slots[slot]; - - if (!dev) - return 0; - - priv = dev->priv; - - return vlynq_virq_to_irq(dev, priv->config->irq); -} - -/* Do platform specific device initialization at pci_enable_device() time */ -int pcibios_plat_dev_init(struct pci_dev *dev) -{ - return 0; -} diff --git a/target/linux/ar7-2.6/files/arch/mips/ar7/vlynq.c b/target/linux/ar7-2.6/files/arch/mips/ar7/vlynq.c deleted file mode 100644 index c9be214721..0000000000 --- a/target/linux/ar7-2.6/files/arch/mips/ar7/vlynq.c +++ /dev/null @@ -1,553 +0,0 @@ -/* - * $Id$ - * - * Copyright (C) 2006, 2007 OpenWrt.org - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#include <linux/init.h> -#include <linux/types.h> -#include <linux/kernel.h> -#include <linux/string.h> -#include <linux/delay.h> -#include <linux/device.h> -#include <linux/ioport.h> -#include <linux/errno.h> -#include <linux/platform_device.h> -#include <linux/irq.h> -#include <linux/interrupt.h> -#include <linux/device.h> -#include <asm/addrspace.h> -#include <asm/io.h> -#include <asm/ar7/ar7.h> -#include <asm/ar7/vlynq.h> - -#define PER_DEVICE_IRQS 32 - -#define VLYNQ_CTRL_PM_ENABLE 0x80000000 -#define VLYNQ_CTRL_CLOCK_INT 0x00008000 -#define VLYNQ_CTRL_CLOCK_DIV(x) ((x & 7) << 16) -#define VLYNQ_CTRL_INT_LOCAL 0x00004000 -#define VLYNQ_CTRL_INT_ENABLE 0x00002000 -#define VLYNQ_CTRL_INT_VECTOR(x) ((x & 0x1f) << 8) -#define VLYNQ_CTRL_INT2CFG 0x00000080 -#define VLYNQ_CTRL_RESET 0x00000001 - -#define VLYNQ_STATUS_RERROR 0x00000100 -#define VLYNQ_STATUS_LERROR 0x00000080 -#define VLYNQ_STATUS_LINK 0x00000001 - -#define VINT_ENABLE 0x00000100 -#define VINT_TYPE_EDGE 0x00000080 -#define VINT_LEVEL_LOW 0x00000040 -#define VINT_VECTOR(x) (x & 0x1f) -#define VINT_OFFSET(irq) (8 * ((irq) % 4)) - -#define VLYNQ_AUTONEGO_V2 0x00010000 - -struct vlynq_regs { - volatile u32 revision; - volatile u32 control; - volatile u32 status; - volatile u32 int_prio; - volatile u32 int_status; - volatile u32 int_pending; - volatile u32 int_ptr; - volatile u32 tx_offset; - volatile struct vlynq_mapping rx_mapping[4]; - volatile u32 chip; - volatile u32 autonego; - volatile u32 unused[6]; - volatile u32 int_device[8]; -} __attribute__ ((packed)); - -#ifdef VLYNQ_DEBUG -static void vlynq_dump_regs(struct vlynq_device *dev) -{ - int i; - printk("VLYNQ local=%p remote=%p\n", dev->local, dev->remote); - for (i = 0; i < 32; i++) { - printk("VLYNQ: local %d: %08x\n", i + 1, ((u32 *)dev->local)[i]); - printk("VLYNQ: remote %d: %08x\n", i + 1, ((u32 *)dev->remote)[i]); - } -} - -static void vlynq_dump_mem(u32 *base, int count) -{ - int i; - for (i = 0; i < (count + 3) / 4; i++) { - if (i % 4 == 0) printk("\nMEM[0x%04x]:", i * 4); - printk(" 0x%08x", *(base + i)); - } - printk("\n"); -} -#endif - -int vlynq_linked(struct vlynq_device *dev) -{ - int i; - for (i = 0; i < 10; i++) - if (dev->local->status & VLYNQ_STATUS_LINK) { - printk("%s: linked\n", dev->dev.bus_id); - return 1; - } else { - mdelay(1); - } - return 0; -} - -static void vlynq_irq_unmask(unsigned int irq) -{ - volatile u32 val; - struct vlynq_device *dev = irq_desc[irq].chip_data; - int virq; - - BUG_ON(!dev); - virq = irq - dev->irq_start; - val = dev->remote->int_device[virq >> 2]; - val |= (VINT_ENABLE | virq) << VINT_OFFSET(virq); - dev->remote->int_device[virq >> 2] = val; -} - -static void vlynq_irq_mask(unsigned int irq) -{ - volatile u32 val; - struct vlynq_device *dev = irq_desc[irq].chip_data; - int virq; - - BUG_ON(!dev); - virq = irq - dev->irq_start; - val = dev->remote->int_device[virq >> 2]; - val &= ~(VINT_ENABLE << VINT_OFFSET(virq)); - dev->remote->int_device[virq >> 2] = val; -} - -static int vlynq_irq_type(unsigned int irq, unsigned int flow_type) -{ - volatile u32 val; - struct vlynq_device *dev = irq_desc[irq].chip_data; - int virq; - - BUG_ON(!dev); - virq = irq - dev->irq_start; - val = dev->remote->int_device[virq >> 2]; - switch (flow_type & IRQ_TYPE_SENSE_MASK) { - case IRQ_TYPE_EDGE_RISING: - case IRQ_TYPE_EDGE_FALLING: - case IRQ_TYPE_EDGE_BOTH: - val |= VINT_TYPE_EDGE << VINT_OFFSET(virq); - val &= ~(VINT_LEVEL_LOW << VINT_OFFSET(virq)); - break; - case IRQ_TYPE_LEVEL_HIGH: - val &= ~(VINT_TYPE_EDGE << VINT_OFFSET(virq)); - val &= ~(VINT_LEVEL_LOW << VINT_OFFSET(virq)); - break; - case IRQ_TYPE_LEVEL_LOW: - val &= ~(VINT_TYPE_EDGE << VINT_OFFSET(virq)); - val |= VINT_LEVEL_LOW << VINT_OFFSET(virq); - break; - default: - return -EINVAL; - } - dev->remote->int_device[virq >> 2] = val; - return 0; -} - -static irqreturn_t vlynq_irq(int irq, void *dev_id) -{ - struct vlynq_device *dev = dev_id; - u32 status, ack; - int virq = 0; - - status = dev->local->int_status; - dev->local->int_status = status; - - if (status & (1 << dev->local_irq)) { /* Local vlynq IRQ. Ack */ - ack = dev->local->status; - dev->local->status = ack; - } - - if (status & (1 << dev->remote_irq)) { /* Remote vlynq IRQ. Ack */ - ack = dev->remote->status; - dev->remote->status = ack; - } - - status &= ~((1 << dev->local_irq) | (1 << dev->remote_irq)); - while (status) { - if (status & 1) /* Remote device IRQ. Pass. */ - do_IRQ(dev->irq_start + virq); - status >>= 1; - virq++; - } - - return IRQ_HANDLED; -} - -static struct irq_chip vlynq_irq_chip = { - .typename = "VLYNQ", - .name = "vlynq", - .unmask = vlynq_irq_unmask, - .mask = vlynq_irq_mask, - .set_type = vlynq_irq_type, -}; - -static int vlynq_setup_irq(struct vlynq_device *dev) -{ - u32 val; - int i; - - if (dev->local_irq == dev->remote_irq) { - printk("%s: local vlynq irq should be different from remote\n", - dev->dev.bus_id); - return -EINVAL; - } - - val = VLYNQ_CTRL_INT_VECTOR(dev->local_irq); - val |= VLYNQ_CTRL_INT_ENABLE | VLYNQ_CTRL_INT_LOCAL | - VLYNQ_CTRL_INT2CFG; - dev->local->int_ptr = 0x14; - dev->local->control |= val; - - val = VLYNQ_CTRL_INT_VECTOR(dev->remote_irq); - val |= VLYNQ_CTRL_INT_ENABLE; - dev->remote->int_ptr = 0x14; - dev->remote->control |= val; - - for (i = 0; i < PER_DEVICE_IRQS; i++) { - if ((i == dev->local_irq) || (i == dev->remote_irq)) - continue; - irq_desc[dev->irq_start + i].status = IRQ_DISABLED; - irq_desc[dev->irq_start + i].action = 0; - irq_desc[dev->irq_start + i].depth = 1; - irq_desc[dev->irq_start + i].chip = &vlynq_irq_chip; - irq_desc[dev->irq_start + i].chip_data = dev; - dev->remote->int_device[i >> 2] = 0; - } - - if (request_irq(dev->irq, vlynq_irq, SA_SHIRQ, "vlynq", dev)) { - printk("%s: request_irq failed\n", dev->dev.bus_id); - return -EAGAIN; - } - - return 0; -} - -static void vlynq_free_irq(struct vlynq_device *dev) -{ - free_irq(dev->irq, dev); -} - -static void vlynq_device_release(struct device *dev) -{ - struct vlynq_device *vdev = to_vlynq_device(dev); - kfree(vdev); -} - -static int vlynq_device_probe(struct device *dev) -{ - struct vlynq_driver *drv = to_vlynq_driver(dev->driver); - if (drv->probe) - return drv->probe(to_vlynq_device(dev)); - return 0; -} - -static int vlynq_device_remove(struct device *dev) -{ - struct vlynq_driver *drv = to_vlynq_driver(dev->driver); - if (drv->remove) - return drv->remove(to_vlynq_device(dev)); - return 0; -} - -int __vlynq_register_driver(struct vlynq_driver *driver, struct module *owner) -{ - driver->driver.name = driver->name; - driver->driver.bus = &vlynq_bus_type; -/* driver->driver.owner = owner;*/ - return driver_register(&driver->driver); -} -EXPORT_SYMBOL(__vlynq_register_driver); - -void vlynq_unregister_driver(struct vlynq_driver *driver) -{ - driver_unregister(&driver->driver); -} -EXPORT_SYMBOL(vlynq_unregister_driver); - -int vlynq_device_enable(struct vlynq_device *dev) -{ - u32 div; - int result; - struct plat_vlynq_ops *ops = dev->dev.platform_data; - - result = ops->on(dev); - if (result) - return result; - - dev->local->control = 0; - dev->remote->control = 0; - dev->local->control = VLYNQ_CTRL_CLOCK_INT; - - div = ar7_dsp_freq() / 62500000; - if (div != 0 ) { - if (ar7_dsp_freq() / div != 62500000) { - printk(KERN_WARNING - "VLYNQ: Adjusted requested frequency %d to %d\n", - 62500000, ar7_dsp_freq() / div); - } - - printk("VLYNQ: Setting clock to %d (clock divider %u)\n", - ar7_dsp_freq() / div, div); - dev->local->control |= VLYNQ_CTRL_CLOCK_DIV((div - 1)); - } - if (vlynq_linked(dev)) - return vlynq_setup_irq(dev); - - return -ENODEV; -} - -void vlynq_device_disable(struct vlynq_device *dev) -{ - struct plat_vlynq_ops *ops = dev->dev.platform_data; - - vlynq_free_irq(dev); - ops->off(dev); -} - -u32 vlynq_local_id(struct vlynq_device *dev) -{ - return dev->local->chip; -} - -u32 vlynq_remote_id(struct vlynq_device *dev) -{ - return dev->remote->chip; -} - -void vlynq_set_local_mapping(struct vlynq_device *dev, u32 tx_offset, - struct vlynq_mapping *mapping) -{ - int i; - - dev->local->tx_offset = tx_offset; - for (i = 0; i < 4; i++) { - dev->local->rx_mapping[i].offset = mapping[i].offset; - dev->local->rx_mapping[i].size = mapping[i].size; - } -} - -void vlynq_set_remote_mapping(struct vlynq_device *dev, u32 tx_offset, - struct vlynq_mapping *mapping) -{ - int i; - - dev->remote->tx_offset = tx_offset; - for (i = 0; i < 4; i++) { - dev->remote->rx_mapping[i].offset = mapping[i].offset; - dev->remote->rx_mapping[i].size = mapping[i].size; - } -} - -int vlynq_virq_to_irq(struct vlynq_device *dev, int virq) -{ - if ((virq < 0) || (virq >= PER_DEVICE_IRQS)) - return -EINVAL; - - if ((virq == dev->local_irq) || (virq == dev->remote_irq)) - return -EINVAL; - - return dev->irq_start + virq; -} - -int vlynq_irq_to_virq(struct vlynq_device *dev, int irq) -{ - if ((irq < dev->irq_start) || (irq >= dev->irq_start + PER_DEVICE_IRQS)) - return -EINVAL; - - return irq - dev->irq_start; -} - -int vlynq_set_local_irq(struct vlynq_device *dev, int virq) -{ - if ((virq < 0) || (virq >= PER_DEVICE_IRQS)) - return -EINVAL; - - if (virq == dev->remote_irq) - return -EINVAL; - - dev->local_irq = virq; - - return 0; -} - -int vlynq_set_remote_irq(struct vlynq_device *dev, int virq) -{ - if ((virq < 0) || (virq >= PER_DEVICE_IRQS)) - return -EINVAL; - - if (virq == dev->local_irq) - return -EINVAL; - - dev->remote_irq = virq; - - return 0; -} - -static int vlynq_probe(struct platform_device *pdev) -{ - struct vlynq_device *dev; - struct resource *regs_res, *mem_res, *irq_res; - int len, result; - - if (strcmp(pdev->name, "vlynq")) - return -ENODEV; - - regs_res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "regs"); - if (!regs_res) - return -ENODEV; - - mem_res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "mem"); - if (!mem_res) - return -ENODEV; - - irq_res = platform_get_resource_byname(pdev, IORESOURCE_IRQ, "devirq"); - if (!irq_res) - return -ENODEV; - - dev = kmalloc(sizeof(struct vlynq_device), GFP_KERNEL); - if (!dev) { - printk(KERN_ERR "vlynq: failed to allocate device structure\n"); - return -ENOMEM; - } - - memset(dev, 0, sizeof(struct vlynq_device)); - - dev->id = pdev->id; - dev->dev.bus = &vlynq_bus_type; - dev->dev.parent = &pdev->dev; - snprintf(dev->dev.bus_id, BUS_ID_SIZE, "vlynq%d", dev->id); - dev->dev.bus_id[BUS_ID_SIZE - 1] = 0; - dev->dev.platform_data = pdev->dev.platform_data; - dev->dev.release = vlynq_device_release; - - dev->regs_start = regs_res->start; - dev->regs_end = regs_res->end; - dev->mem_start = mem_res->start; - dev->mem_end = mem_res->end; - - len = regs_res->end - regs_res->start; - if (!request_mem_region(regs_res->start, len, dev->dev.bus_id)) { - printk("%s: Can't request vlynq registers\n", dev->dev.bus_id); - result = -ENXIO; - goto fail_request; - } - - dev->local = ioremap_nocache(regs_res->start, len); - if (!dev->local) { - printk("%s: Can't remap vlynq registers\n", dev->dev.bus_id); - result = -ENXIO; - goto fail_remap; - } - - dev->remote = (struct vlynq_regs *)((u32)dev->local + 128); - - dev->irq = platform_get_irq_byname(pdev, "irq"); - dev->irq_start = irq_res->start; - dev->irq_end = irq_res->end; - dev->local_irq = 31; - dev->remote_irq = 30; - - if (device_register(&dev->dev)) - goto fail_register; - platform_set_drvdata(pdev, dev); - - printk("%s: regs 0x%p, irq %d, mem 0x%p\n", - dev->dev.bus_id, (void *)dev->regs_start, dev->irq, - (void *)dev->mem_start); - - return 0; - -fail_register: -fail_remap: - iounmap(dev->local); -fail_request: - release_mem_region(regs_res->start, len); - kfree(dev); - return result; -} - -static int vlynq_remove(struct platform_device *pdev) -{ - struct vlynq_device *dev = platform_get_drvdata(pdev); - - device_unregister(&dev->dev); - release_mem_region(dev->regs_start, dev->regs_end - dev->regs_start); - - kfree(dev); - - return 0; -} - -static struct platform_driver vlynq_driver = { - .driver.name = "vlynq", - .probe = vlynq_probe, - .remove = vlynq_remove, -}; - -struct bus_type vlynq_bus_type = { - .name = "vlynq", - .probe = vlynq_device_probe, - .remove = vlynq_device_remove, -}; -EXPORT_SYMBOL(vlynq_bus_type); - -#ifdef CONFIG_PCI -extern void vlynq_pci_init(void); -#endif -int __init vlynq_init(void) -{ - int res = 0; - - res = bus_register(&vlynq_bus_type); - if (res) - goto fail_bus; - - res = platform_driver_register(&vlynq_driver); - if (res) - goto fail_platform; - -#ifdef CONFIG_PCI - vlynq_pci_init(); -#endif - - return 0; - -fail_platform: - bus_unregister(&vlynq_bus_type); -fail_bus: - return res; -} - -/* -void __devexit vlynq_exit(void) -{ - platform_driver_unregister(&vlynq_driver); - bus_unregister(&vlynq_bus_type); -} -*/ - - -subsys_initcall(vlynq_init); diff --git a/target/linux/ar7-2.6/files/drivers/char/ar7_gpio.c b/target/linux/ar7-2.6/files/drivers/char/ar7_gpio.c deleted file mode 100644 index a5245da356..0000000000 --- a/target/linux/ar7-2.6/files/drivers/char/ar7_gpio.c +++ /dev/null @@ -1,161 +0,0 @@ -/* - * linux/drivers/char/ar7_gpio.c - * - * Copyright (C) 2007 OpenWrt.org - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#include <linux/device.h> -#include <linux/fs.h> -#include <linux/module.h> -#include <linux/errno.h> -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/platform_device.h> -#include <asm/uaccess.h> -#include <asm/io.h> - -#include <linux/types.h> -#include <linux/cdev.h> -#include <gpio.h> - -#define DRVNAME "ar7_gpio" -#define LONGNAME "TI AR7 GPIOs Driver" - -MODULE_AUTHOR("Nicolas Thill <nico@openwrt.org>"); -MODULE_DESCRIPTION(LONGNAME); -MODULE_LICENSE("GPL"); - -static int ar7_gpio_major = 0; - -static ssize_t ar7_gpio_write(struct file *file, const char __user *buf, - size_t len, loff_t *ppos) -{ - int pin = iminor(file->f_dentry->d_inode); - size_t i; - - for (i = 0; i < len; ++i) { - char c; - if (get_user(c, buf + i)) - return -EFAULT; - switch (c) { - case '0': - gpio_set_value(pin, 0); - break; - case '1': - gpio_set_value(pin, 1); - break; - case 'd': - case 'D': - ar7_gpio_disable(pin); - break; - case 'e': - case 'E': - ar7_gpio_enable(pin); - break; - case 'i': - case 'I': - case '<': - gpio_direction_input(pin); - break; - case 'o': - case 'O': - case '>': - gpio_direction_output(pin); - break; - default: - return -EINVAL; - } - } - - return len; -} - -static ssize_t ar7_gpio_read(struct file *file, char __user * buf, - size_t len, loff_t * ppos) -{ - int pin = iminor(file->f_dentry->d_inode); - int value; - - value = gpio_get_value(pin); - if (put_user(value ? '1' : '0', buf)) - return -EFAULT; - - return 1; -} - -static int ar7_gpio_open(struct inode *inode, struct file *file) -{ - int m = iminor(inode); - - if (m >= AR7_GPIO_MAX) - return -EINVAL; - - return nonseekable_open(inode, file); -} - -static int ar7_gpio_release(struct inode *inode, struct file *file) -{ - return 0; -} - -static const struct file_operations ar7_gpio_fops = { - .owner = THIS_MODULE, - .write = ar7_gpio_write, - .read = ar7_gpio_read, - .open = ar7_gpio_open, - .release = ar7_gpio_release, - .llseek = no_llseek, -}; - -static struct platform_device *ar7_gpio_device; - -static int __init ar7_gpio_init(void) -{ - int rc; - - ar7_gpio_device = platform_device_alloc(DRVNAME, -1); - if (!ar7_gpio_device) - return -ENOMEM; - - rc = platform_device_add(ar7_gpio_device); - if (rc < 0) - goto out_put; - - rc = register_chrdev(ar7_gpio_major, DRVNAME, &ar7_gpio_fops); - if (rc < 0) - goto out_put; - - ar7_gpio_major = rc; - - rc = 0; - - goto out; - -out_put: - platform_device_put(ar7_gpio_device); -out: - return rc; -} - -static void __exit ar7_gpio_exit(void) -{ - unregister_chrdev(ar7_gpio_major, DRVNAME); - platform_device_unregister(ar7_gpio_device); -} - -module_init(ar7_gpio_init); -module_exit(ar7_gpio_exit); diff --git a/target/linux/ar7-2.6/files/drivers/char/watchdog/ar7_wdt.c b/target/linux/ar7-2.6/files/drivers/char/watchdog/ar7_wdt.c deleted file mode 100644 index 50dfb5ef3c..0000000000 --- a/target/linux/ar7-2.6/files/drivers/char/watchdog/ar7_wdt.c +++ /dev/null @@ -1,345 +0,0 @@ -/* - * linux/drivers/char/ar7_wdt.c - * - * Copyright (C) 2007 OpenWrt.org - * Copyright (c) 2005 Enrik Berkhan <Enrik.Berkhan@akk.org> - * - * Some code taken from: - * National Semiconductor SCx200 Watchdog support - * Copyright (c) 2001,2002 Christer Weinigel <wingel@nano-system.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#include <linux/module.h> -#include <linux/moduleparam.h> -#include <linux/errno.h> -#include <linux/init.h> -#include <linux/miscdevice.h> -#include <linux/watchdog.h> -#include <linux/notifier.h> -#include <linux/reboot.h> -#include <linux/fs.h> -#include <linux/ioport.h> - -#include <asm/addrspace.h> -#include <asm/io.h> -#include <asm/uaccess.h> - -#include <asm/ar7/ar7.h> - -#define DRVNAME "ar7_wdt" -#define LONGNAME "TI AR7 Watchdog Timer" - -MODULE_AUTHOR("Nicolas Thill <nico@openwrt.org>"); -MODULE_DESCRIPTION(LONGNAME); -MODULE_LICENSE("GPL"); -MODULE_ALIAS_MISCDEV(WATCHDOG_MINOR); - -static int margin = 60; -module_param(margin, int, 0); -MODULE_PARM_DESC(margin, "Watchdog margin in seconds"); - -static int nowayout = WATCHDOG_NOWAYOUT; -module_param(nowayout, int, 0); -MODULE_PARM_DESC(nowayout, "Disable watchdog shutdown on close"); - -typedef struct { - u32 kick_lock; - u32 kick; - u32 change_lock; - u32 change ; - u32 disable_lock; - u32 disable; - u32 prescale_lock; - u32 prescale; -} ar7_wdt_t; - -static struct semaphore open_semaphore; -static unsigned expect_close; - -/* XXX currently fixed, allows max margin ~68.72 secs */ -#define prescale_value 0xFFFF - -// Offset of the WDT registers -static unsigned long ar7_regs_wdt; -// Pointer to the remapped WDT IO space -static ar7_wdt_t *ar7_wdt; -static void ar7_wdt_get_regs(void) -{ - u16 chip_id = ar7_chip_id(); - switch (chip_id) - { - case AR7_CHIP_7100: - case AR7_CHIP_7200: - ar7_regs_wdt = AR7_REGS_WDT; - break; - default: - ar7_regs_wdt = UR8_REGS_WDT; - break; - } -} - -static void ar7_wdt_kick(u32 value) -{ - ar7_wdt->kick_lock = 0x5555; - if ((ar7_wdt->kick_lock & 3) == 1) { - ar7_wdt->kick_lock = 0xAAAA; - if ((ar7_wdt->kick_lock & 3) == 3) { - ar7_wdt->kick = value; - return; - } - } - printk(KERN_ERR DRVNAME ": failed to unlock WDT kick reg\n"); -} - -static void ar7_wdt_prescale(u32 value) -{ - ar7_wdt->prescale_lock = 0x5A5A; - if ((ar7_wdt->prescale_lock & 3) == 1) { - ar7_wdt->prescale_lock = 0xA5A5; - if ((ar7_wdt->prescale_lock & 3) == 3) { - ar7_wdt->prescale = value; - return; - } - } - printk(KERN_ERR DRVNAME ": failed to unlock WDT prescale reg\n"); -} - -static void ar7_wdt_change(u32 value) -{ - ar7_wdt->change_lock = 0x6666; - if ((ar7_wdt->change_lock & 3) == 1) { - ar7_wdt->change_lock = 0xBBBB; - if ((ar7_wdt->change_lock & 3) == 3) { - ar7_wdt->change = value; - return; - } - } - printk(KERN_ERR DRVNAME ": failed to unlock WDT change reg\n"); -} - -static void ar7_wdt_disable(u32 value) -{ - ar7_wdt->disable_lock = 0x7777; - if ((ar7_wdt->disable_lock & 3) == 1) { - ar7_wdt->disable_lock = 0xCCCC; - if ((ar7_wdt->disable_lock & 3) == 2) { - ar7_wdt->disable_lock = 0xDDDD; - if ((ar7_wdt->disable_lock & 3) == 3) { - ar7_wdt->disable = value; - return; - } - } - } - printk(KERN_ERR DRVNAME ": failed to unlock WDT disable reg\n"); -} - -static void ar7_wdt_update_margin(int new_margin) -{ - u32 change; - - change = new_margin * (ar7_vbus_freq() / prescale_value); - if (change < 1) change = 1; - if (change > 0xFFFF) change = 0xFFFF; - ar7_wdt_change(change); - margin = change * prescale_value / ar7_vbus_freq(); - printk(KERN_INFO DRVNAME - ": timer margin %d seconds (prescale %d, change %d, freq %d)\n", - margin, prescale_value, change, ar7_vbus_freq()); -} - -static void ar7_wdt_enable_wdt(void) -{ - printk(KERN_DEBUG DRVNAME ": enabling watchdog timer\n"); - ar7_wdt_disable(1); - ar7_wdt_kick(1); -} - -static void ar7_wdt_disable_wdt(void) -{ - printk(KERN_DEBUG DRVNAME ": disabling watchdog timer\n"); - ar7_wdt_disable(0); -} - -static int ar7_wdt_open(struct inode *inode, struct file *file) -{ - /* only allow one at a time */ - if (down_trylock(&open_semaphore)) - return -EBUSY; - ar7_wdt_enable_wdt(); - expect_close = 0; - - return 0; -} - -static int ar7_wdt_release(struct inode *inode, struct file *file) -{ - if (!expect_close) { - printk(KERN_WARNING DRVNAME ": watchdog device closed unexpectedly, will not disable the watchdog timer\n"); - } else if (!nowayout) { - ar7_wdt_disable_wdt(); - } - up(&open_semaphore); - - return 0; -} - -static int ar7_wdt_notify_sys(struct notifier_block *this, - unsigned long code, void *unused) -{ - if (code == SYS_HALT || code == SYS_POWER_OFF) - if (!nowayout) - ar7_wdt_disable_wdt(); - - return NOTIFY_DONE; -} - -static struct notifier_block ar7_wdt_notifier = -{ - .notifier_call = ar7_wdt_notify_sys -}; - -static ssize_t ar7_wdt_write(struct file *file, const char *data, - size_t len, loff_t *ppos) -{ - if (ppos != &file->f_pos) - return -ESPIPE; - - /* check for a magic close character */ - if (len) { - size_t i; - - ar7_wdt_kick(1); - - expect_close = 0; - for (i = 0; i < len; ++i) { - char c; - if (get_user(c, data+i)) - return -EFAULT; - if (c == 'V') - expect_close = 1; - } - - } - return len; -} - -static int ar7_wdt_ioctl(struct inode *inode, struct file *file, - unsigned int cmd, unsigned long arg) -{ - static struct watchdog_info ident = { - .identity = LONGNAME, - .firmware_version = 1, - .options = (WDIOF_SETTIMEOUT | WDIOF_KEEPALIVEPING), - }; - int new_margin; - - switch (cmd) { - default: - return -ENOTTY; - case WDIOC_GETSUPPORT: - if(copy_to_user((struct watchdog_info *)arg, &ident, - sizeof(ident))) - return -EFAULT; - return 0; - case WDIOC_GETSTATUS: - case WDIOC_GETBOOTSTATUS: - if (put_user(0, (int *)arg)) - return -EFAULT; - return 0; - case WDIOC_KEEPALIVE: - ar7_wdt_kick(1); - return 0; - case WDIOC_SETTIMEOUT: - if (get_user(new_margin, (int *)arg)) - return -EFAULT; - if (new_margin < 1) - return -EINVAL; - - ar7_wdt_update_margin(new_margin); - ar7_wdt_kick(1); - - case WDIOC_GETTIMEOUT: - if (put_user(margin, (int *)arg)) - return -EFAULT; - return 0; - } -} - -static struct file_operations ar7_wdt_fops = { - .owner = THIS_MODULE, - .write = ar7_wdt_write, - .ioctl = ar7_wdt_ioctl, - .open = ar7_wdt_open, - .release = ar7_wdt_release, -}; - -static struct miscdevice ar7_wdt_miscdev = { - .minor = WATCHDOG_MINOR, - .name = "watchdog", - .fops = &ar7_wdt_fops, -}; - -static int __init ar7_wdt_init(void) -{ - int rc; - - ar7_wdt_get_regs(); - - if (!request_mem_region(ar7_regs_wdt, sizeof(ar7_wdt_t), LONGNAME)) { - printk(KERN_WARNING DRVNAME ": watchdog I/O region busy\n"); - return -EBUSY; - } - - ar7_wdt = (ar7_wdt_t *)ioremap(ar7_regs_wdt, sizeof(ar7_wdt_t)); - - ar7_wdt_disable_wdt(); - ar7_wdt_prescale(prescale_value); - ar7_wdt_update_margin(margin); - - sema_init(&open_semaphore, 1); - - rc = misc_register(&ar7_wdt_miscdev); - if (rc) { - printk(KERN_ERR DRVNAME ": unable to register misc device\n"); - goto out_alloc; - } - - rc = register_reboot_notifier(&ar7_wdt_notifier); - if (rc) { - printk(KERN_ERR DRVNAME ": unable to register reboot notifier\n"); - goto out_register; - } - goto out; - -out_register: - misc_deregister(&ar7_wdt_miscdev); -out_alloc: - release_mem_region(ar7_regs_wdt, sizeof(ar7_wdt_t)); -out: - return rc; -} - -static void __exit ar7_wdt_cleanup(void) -{ - unregister_reboot_notifier(&ar7_wdt_notifier); - misc_deregister(&ar7_wdt_miscdev); - iounmap(ar7_wdt); - release_mem_region(ar7_regs_wdt, sizeof(ar7_wdt_t)); -} - -module_init(ar7_wdt_init); -module_exit(ar7_wdt_cleanup); diff --git a/target/linux/ar7-2.6/files/drivers/leds/leds-ar7.c b/target/linux/ar7-2.6/files/drivers/leds/leds-ar7.c deleted file mode 100644 index 85533dee12..0000000000 --- a/target/linux/ar7-2.6/files/drivers/leds/leds-ar7.c +++ /dev/null @@ -1,132 +0,0 @@ -/* - * linux/drivers/leds/leds-ar7.c - * - * Copyright (C) 2007 OpenWrt.org - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - */ - - -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/platform_device.h> -#include <linux/leds.h> -#include <linux/err.h> -#include <asm/io.h> -#include <gpio.h> - -#define DRVNAME "ar7-leds" -#define LONGNAME "TI AR7 LEDs driver" -#define AR7_GPIO_BIT_STATUS_LED 8 - -MODULE_AUTHOR("Nicolas Thill <nico@openwrt.org>"); -MODULE_DESCRIPTION(LONGNAME); -MODULE_LICENSE("GPL"); - -static void ar7_status_led_set(struct led_classdev *pled, - enum led_brightness value) -{ - gpio_set_value(AR7_GPIO_BIT_STATUS_LED, value ? 0 : 1); -} - -static struct led_classdev ar7_status_led = { - .name = "ar7:status", - .brightness_set = ar7_status_led_set, -}; - -#ifdef CONFIG_PM -static int ar7_leds_suspend(struct platform_device *dev, - pm_message_t state) -{ - led_classdev_suspend(&ar7_status_led); - return 0; -} - -static int ar7_leds_resume(struct platform_device *dev) -{ - led_classdev_resume(&ar7_status_led); - return 0; -} -#else /* CONFIG_PM */ -#define ar7_leds_suspend NULL -#define ar7_leds_resume NULL -#endif /* CONFIG_PM */ - -static int ar7_leds_probe(struct platform_device *pdev) -{ - int rc; - - rc = led_classdev_register(&pdev->dev, &ar7_status_led); - if (rc < 0 ) - goto out; - - ar7_gpio_enable(AR7_GPIO_BIT_STATUS_LED); - gpio_direction_output(AR7_GPIO_BIT_STATUS_LED); - -out: - return rc; -} - -static int ar7_leds_remove(struct platform_device *pdev) -{ - led_classdev_unregister(&ar7_status_led); - - return 0; -} - -static struct platform_device *ar7_leds_device; - -static struct platform_driver ar7_leds_driver = { - .probe = ar7_leds_probe, - .remove = ar7_leds_remove, - .suspend = ar7_leds_suspend, - .resume = ar7_leds_resume, - .driver = { - .name = DRVNAME, - }, -}; - -static int __init ar7_leds_init(void) -{ - int rc; - - ar7_leds_device = platform_device_alloc(DRVNAME, -1); - if (!ar7_leds_device) - return -ENOMEM; - - rc = platform_device_add(ar7_leds_device); - if (rc < 0) - goto out_put; - - rc = platform_driver_register(&ar7_leds_driver); - if (rc < 0) - goto out_put; - - goto out; - -out_put: - platform_device_put(ar7_leds_device); -out: - return rc; -} - -static void __exit ar7_leds_exit(void) -{ - platform_driver_unregister(&ar7_leds_driver); - platform_device_unregister(ar7_leds_device); -} - -module_init(ar7_leds_init); -module_exit(ar7_leds_exit); diff --git a/target/linux/ar7-2.6/files/drivers/mtd/ar7part.c b/target/linux/ar7-2.6/files/drivers/mtd/ar7part.c deleted file mode 100644 index 587bb31bb2..0000000000 --- a/target/linux/ar7-2.6/files/drivers/mtd/ar7part.c +++ /dev/null @@ -1,140 +0,0 @@ -/* - * $Id$ - * - * Copyright (C) 2007 OpenWrt.org - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - * - * TI AR7 flash partition table. - * Based on ar7 map by Felix Fietkau. - * - */ - -#include <linux/kernel.h> -#include <linux/slab.h> - -#include <linux/mtd/mtd.h> -#include <linux/mtd/partitions.h> -#include <linux/bootmem.h> -#include <linux/squashfs_fs.h> - -struct ar7_bin_rec { - unsigned int checksum; - unsigned int length; - unsigned int address; -}; - -static struct mtd_partition ar7_parts[5]; - -static int create_mtd_partitions(struct mtd_info *master, - struct mtd_partition **pparts, - unsigned long origin) -{ - struct ar7_bin_rec header; - unsigned int offset, len; - unsigned int pre_size = master->erasesize, post_size = 0, - root_offset = 0xe0000; - int retries = 10; - - printk("Parsing AR7 partition map...\n"); - - ar7_parts[0].name = "loader"; - ar7_parts[0].offset = 0; - ar7_parts[0].size = master->erasesize; - ar7_parts[0].mask_flags = MTD_WRITEABLE; - - ar7_parts[1].name = "config"; - ar7_parts[1].offset = 0; - ar7_parts[1].size = master->erasesize; - ar7_parts[1].mask_flags = 0; - - do { - offset = pre_size; - master->read(master, offset, sizeof(header), &len, (u_char *)&header); - if (!strncmp((char *)&header, "TIENV0.8", 8)) - ar7_parts[1].offset = pre_size; - if (header.checksum == 0xfeedfa42) - break; - if (header.checksum == 0xfeed1281) - break; - pre_size += master->erasesize; - } while (retries--); - - pre_size = offset; - - if (!ar7_parts[1].offset) { - ar7_parts[1].offset = master->size - master->erasesize; - post_size = master->erasesize; - } - - switch (header.checksum) { - case 0xfeedfa42: - while (header.length) { - offset += sizeof(header) + header.length; - master->read(master, offset, sizeof(header), - &len, (u_char *)&header); - } - root_offset = offset + sizeof(header) + 4; - break; - case 0xfeed1281: - while (header.length) { - offset += sizeof(header) + header.length; - master->read(master, offset, sizeof(header), - &len, (u_char *)&header); - } - root_offset = offset + sizeof(header) + 4 + 0xff; - root_offset &= ~(u32)0xff; - break; - default: - printk("Unknown magic: %08x\n", header.checksum); - break; - } - - master->read(master, root_offset, sizeof(header), &len, (u_char *)&header); - if (header.checksum != SQUASHFS_MAGIC) { - root_offset += master->erasesize - 1; - root_offset &= ~(master->erasesize - 1); - } - - ar7_parts[2].name = "linux"; - ar7_parts[2].offset = pre_size; - ar7_parts[2].size = master->size - pre_size - post_size; - ar7_parts[2].mask_flags = 0; - - ar7_parts[3].name = "rootfs"; - ar7_parts[3].offset = root_offset; - ar7_parts[3].size = master->size - root_offset - post_size; - ar7_parts[3].mask_flags = 0; - - *pparts = ar7_parts; - return 4; -} - -static struct mtd_part_parser ar7_parser = { - .owner = THIS_MODULE, - .parse_fn = create_mtd_partitions, - .name = "ar7part", -}; - -static int __init ar7_parser_init(void) -{ - return register_mtd_parser(&ar7_parser); -} - -module_init(ar7_parser_init); - -MODULE_LICENSE("GPL"); -MODULE_AUTHOR("Felix Fietkau, Eugene Konev"); -MODULE_DESCRIPTION("MTD partitioning for TI AR7"); diff --git a/target/linux/ar7-2.6/files/drivers/net/cpmac.c b/target/linux/ar7-2.6/files/drivers/net/cpmac.c deleted file mode 100644 index 7d46677080..0000000000 --- a/target/linux/ar7-2.6/files/drivers/net/cpmac.c +++ /dev/null @@ -1,1222 +0,0 @@ -/* - * $Id$ - * - * Copyright (C) 2006, 2007 OpenWrt.org - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#include <linux/module.h> -#include <linux/init.h> -#include <linux/moduleparam.h> - -#include <linux/sched.h> -#include <linux/kernel.h> /* printk() */ -#include <linux/slab.h> -#include <linux/errno.h> -#include <linux/types.h> -#include <linux/delay.h> -#include <linux/version.h> - -#include <linux/netdevice.h> -#include <linux/etherdevice.h> -#include <linux/ethtool.h> -#include <linux/skbuff.h> -#include <linux/mii.h> -#include <linux/phy.h> -#include <linux/platform_device.h> -#include <asm/ar7/ar7.h> -#include <gpio.h> - -MODULE_AUTHOR("Eugene Konev"); -MODULE_DESCRIPTION("TI AR7 ethernet driver (CPMAC)"); -MODULE_LICENSE("GPL"); - -static int rx_ring_size = 64; -static int disable_napi = 0; -module_param(rx_ring_size, int, 64); -module_param(disable_napi, int, 0); -MODULE_PARM_DESC(rx_ring_size, "Size of rx ring (in skbs)"); -MODULE_PARM_DESC(disable_napi, "Disable NAPI polling"); - -/* Register definitions */ -struct cpmac_control_regs { - volatile u32 revision; - volatile u32 control; - volatile u32 teardown; - volatile u32 unused; -} __attribute__ ((packed)); - -struct cpmac_int_regs { - volatile u32 stat_raw; - volatile u32 stat_masked; - volatile u32 enable; - volatile u32 clear; -} __attribute__ ((packed)); - -struct cpmac_stats { - volatile u32 good; - volatile u32 bcast; - volatile u32 mcast; - volatile u32 pause; - volatile u32 crc_error; - volatile u32 align_error; - volatile u32 oversized; - volatile u32 jabber; - volatile u32 undersized; - volatile u32 fragment; - volatile u32 filtered; - volatile u32 qos_filtered; - volatile u32 octets; -} __attribute__ ((packed)); - -struct cpmac_regs { - struct cpmac_control_regs tx_ctrl; - struct cpmac_control_regs rx_ctrl; - volatile u32 unused1[56]; - volatile u32 mbp; -/* MBP bits */ -#define MBP_RXPASSCRC 0x40000000 -#define MBP_RXQOS 0x20000000 -#define MBP_RXNOCHAIN 0x10000000 -#define MBP_RXCMF 0x01000000 -#define MBP_RXSHORT 0x00800000 -#define MBP_RXCEF 0x00400000 -#define MBP_RXPROMISC 0x00200000 -#define MBP_PROMISCCHAN(chan) (((chan) & 0x7) << 16) -#define MBP_RXBCAST 0x00002000 -#define MBP_BCASTCHAN(chan) (((chan) & 0x7) << 8) -#define MBP_RXMCAST 0x00000020 -#define MBP_MCASTCHAN(chan) ((chan) & 0x7) - volatile u32 unicast_enable; - volatile u32 unicast_clear; - volatile u32 max_len; - volatile u32 buffer_offset; - volatile u32 filter_flow_threshold; - volatile u32 unused2[2]; - volatile u32 flow_thre[8]; - volatile u32 free_buffer[8]; - volatile u32 mac_control; -#define MAC_TXPTYPE 0x00000200 -#define MAC_TXPACE 0x00000040 -#define MAC_MII 0x00000020 -#define MAC_TXFLOW 0x00000010 -#define MAC_RXFLOW 0x00000008 -#define MAC_MTEST 0x00000004 -#define MAC_LOOPBACK 0x00000002 -#define MAC_FDX 0x00000001 - volatile u32 mac_status; -#define MACST_QOS 0x4 -#define MACST_RXFLOW 0x2 -#define MACST_TXFLOW 0x1 - volatile u32 emc_control; - volatile u32 unused3; - struct cpmac_int_regs tx_int; - volatile u32 mac_int_vector; -/* Int Status bits */ -#define INTST_STATUS 0x80000 -#define INTST_HOST 0x40000 -#define INTST_RX 0x20000 -#define INTST_TX 0x10000 - volatile u32 mac_eoi_vector; - volatile u32 unused4[2]; - struct cpmac_int_regs rx_int; - volatile u32 mac_int_stat_raw; - volatile u32 mac_int_stat_masked; - volatile u32 mac_int_enable; - volatile u32 mac_int_clear; - volatile u32 mac_addr_low[8]; - volatile u32 mac_addr_mid; - volatile u32 mac_addr_high; - volatile u32 mac_hash_low; - volatile u32 mac_hash_high; - volatile u32 boff_test; - volatile u32 pac_test; - volatile u32 rx_pause; - volatile u32 tx_pause; - volatile u32 unused5[2]; - struct cpmac_stats rx_stats; - struct cpmac_stats tx_stats; - volatile u32 unused6[232]; - volatile u32 tx_ptr[8]; - volatile u32 rx_ptr[8]; - volatile u32 tx_ack[8]; - volatile u32 rx_ack[8]; - -} __attribute__ ((packed)); - -struct cpmac_mdio_regs { - volatile u32 version; - volatile u32 control; -#define MDIOC_IDLE 0x80000000 -#define MDIOC_ENABLE 0x40000000 -#define MDIOC_PREAMBLE 0x00100000 -#define MDIOC_FAULT 0x00080000 -#define MDIOC_FAULTDETECT 0x00040000 -#define MDIOC_INTTEST 0x00020000 -#define MDIOC_CLKDIV(div) ((div) & 0xff) - volatile u32 alive; - volatile u32 link; - struct cpmac_int_regs link_int; - struct cpmac_int_regs user_int; - u32 unused[20]; - volatile u32 access; -#define MDIO_BUSY 0x80000000 -#define MDIO_WRITE 0x40000000 -#define MDIO_REG(reg) (((reg) & 0x1f) << 21) -#define MDIO_PHY(phy) (((phy) & 0x1f) << 16) -#define MDIO_DATA(data) ((data) & 0xffff) - volatile u32 physel; -} __attribute__ ((packed)); - -/* Descriptor */ -struct cpmac_desc { - u32 hw_next; - u32 hw_data; - u16 buflen; - u16 bufflags; - u16 datalen; - u16 dataflags; -/* Flags bits */ -#define CPMAC_SOP 0x8000 -#define CPMAC_EOP 0x4000 -#define CPMAC_OWN 0x2000 -#define CPMAC_EOQ 0x1000 - struct sk_buff *skb; - struct cpmac_desc *next; -} __attribute__ ((packed)); - -struct cpmac_priv { - struct net_device_stats stats; - spinlock_t lock; - struct sk_buff *skb_pool; - int free_skbs; - struct cpmac_desc *rx_head; - int tx_head, tx_tail; - struct cpmac_desc *desc_ring; - struct cpmac_regs *regs; - struct mii_bus *mii_bus; - struct phy_device *phy; - char phy_name[BUS_ID_SIZE]; - struct plat_cpmac_data *config; - int oldlink, oldspeed, oldduplex; - u32 msg_enable; - struct net_device *dev; - struct work_struct alloc_work; -}; - -static irqreturn_t cpmac_irq(int, void *); -static void cpmac_reset(struct net_device *dev); -static void cpmac_hw_init(struct net_device *dev); -static int cpmac_stop(struct net_device *dev); -static int cpmac_open(struct net_device *dev); - -#undef CPMAC_DEBUG -#define CPMAC_LOW_THRESH 32 -#define CPMAC_ALLOC_SIZE 64 -#define CPMAC_SKB_SIZE 1518 -#define CPMAC_TX_RING_SIZE 8 - -#ifdef CPMAC_DEBUG -static void cpmac_dump_regs(u32 *base, int count) -{ - int i; - for (i = 0; i < (count + 3) / 4; i++) { - if (i % 4 == 0) printk("\nCPMAC[0x%04x]:", i * 4); - printk(" 0x%08x", *(base + i)); - } - printk("\n"); -} - -static const char *cpmac_dump_buf(const uint8_t * buf, unsigned size) -{ - static char buffer[3 * 25 + 1]; - char *p = &buffer[0]; - if (size > 20) - size = 20; - while (size-- > 0) { - p += sprintf(p, " %02x", *buf++); - } - return buffer; -} -#endif - -static int cpmac_mdio_read(struct mii_bus *bus, int phy_id, int regnum) -{ - struct cpmac_mdio_regs *regs = (struct cpmac_mdio_regs *)bus->priv; - volatile u32 val; - - while ((val = regs->access) & MDIO_BUSY); - regs->access = MDIO_BUSY | MDIO_REG(regnum & 0x1f) | - MDIO_PHY(phy_id & 0x1f); - while ((val = regs->access) & MDIO_BUSY); - - return val & 0xffff; -} - -static int cpmac_mdio_write(struct mii_bus *bus, int phy_id, int regnum, u16 val) -{ - struct cpmac_mdio_regs *regs = (struct cpmac_mdio_regs *)bus->priv; - volatile u32 tmp; - - while ((tmp = regs->access) & MDIO_BUSY); - regs->access = MDIO_BUSY | MDIO_WRITE | - MDIO_REG(regnum & 0x1f) | MDIO_PHY(phy_id & 0x1f) | - val; - - return 0; -} - -static int cpmac_mdio_reset(struct mii_bus *bus) -{ - struct cpmac_mdio_regs *regs = (struct cpmac_mdio_regs *)bus->priv; - - ar7_device_reset(AR7_RESET_BIT_MDIO); - regs->control = MDIOC_ENABLE | - MDIOC_CLKDIV(ar7_cpmac_freq() / 2200000 - 1); - - return 0; -} - -static int mii_irqs[PHY_MAX_ADDR] = { PHY_POLL, }; - -static struct mii_bus cpmac_mii = { - .name = "cpmac-mii", - .read = cpmac_mdio_read, - .write = cpmac_mdio_write, - .reset = cpmac_mdio_reset, - .irq = mii_irqs, -}; - -static int cpmac_config(struct net_device *dev, struct ifmap *map) -{ - if (dev->flags & IFF_UP) - return -EBUSY; - - /* Don't allow changing the I/O address */ - if (map->base_addr != dev->base_addr) - return -EOPNOTSUPP; - - /* ignore other fields */ - return 0; -} - -static int cpmac_set_mac_address(struct net_device *dev, void *addr) -{ - struct sockaddr *sa = addr; - - if (dev->flags & IFF_UP) - return -EBUSY; - - memcpy(dev->dev_addr, sa->sa_data, dev->addr_len); - - return 0; -} - -static void cpmac_set_multicast_list(struct net_device *dev) -{ - struct dev_mc_list *iter; - int i; - int hash, tmp; - int hashlo = 0, hashhi = 0; - struct cpmac_priv *priv = netdev_priv(dev); - - if(dev->flags & IFF_PROMISC) { - priv->regs->mbp &= ~MBP_PROMISCCHAN(0); /* promisc channel 0 */ - priv->regs->mbp |= MBP_RXPROMISC; - } else { - priv->regs->mbp &= ~MBP_RXPROMISC; - if(dev->flags & IFF_ALLMULTI) { - /* enable all multicast mode */ - priv->regs->mac_hash_low = 0xffffffff; - priv->regs->mac_hash_high = 0xffffffff; - } else { - for(i = 0, iter = dev->mc_list; i < dev->mc_count; - i++, iter = iter->next) { - hash = 0; - tmp = iter->dmi_addr[0]; - hash ^= (tmp >> 2) ^ (tmp << 4); - tmp = iter->dmi_addr[1]; - hash ^= (tmp >> 4) ^ (tmp << 2); - tmp = iter->dmi_addr[2]; - hash ^= (tmp >> 6) ^ tmp; - tmp = iter->dmi_addr[4]; - hash ^= (tmp >> 2) ^ (tmp << 4); - tmp = iter->dmi_addr[5]; - hash ^= (tmp >> 4) ^ (tmp << 2); - tmp = iter->dmi_addr[6]; - hash ^= (tmp >> 6) ^ tmp; - hash &= 0x3f; - if(hash < 32) { - hashlo |= 1<<hash; - } else { - hashhi |= 1<<(hash - 32); - } - } - - priv->regs->mac_hash_low = hashlo; - priv->regs->mac_hash_high = hashhi; - } - } -} - -static struct sk_buff *cpmac_get_skb(struct net_device *dev) -{ - struct sk_buff *skb; - struct cpmac_priv *priv = netdev_priv(dev); - - skb = priv->skb_pool; - if (likely(skb)) { - priv->skb_pool = skb->next; - } else { - skb = dev_alloc_skb(CPMAC_SKB_SIZE + 2); - if (skb) { - skb->next = NULL; - skb_reserve(skb, 2); - skb->dev = priv->dev; - } - } - - if (likely(priv->free_skbs)) - priv->free_skbs--; - - if (priv->free_skbs < CPMAC_LOW_THRESH) - schedule_work(&priv->alloc_work); - - return skb; -} - -static inline struct sk_buff *cpmac_rx_one(struct net_device *dev, - struct cpmac_priv *priv, - struct cpmac_desc *desc) -{ - unsigned long flags; - char *data; - struct sk_buff *skb, *result = NULL; - - priv->regs->rx_ack[0] = virt_to_phys(desc); - if (unlikely(!desc->datalen)) { - if (printk_ratelimit()) - printk(KERN_WARNING "%s: rx: spurious interrupt\n", - dev->name); - priv->stats.rx_errors++; - return NULL; - } - - spin_lock_irqsave(&priv->lock, flags); - skb = cpmac_get_skb(dev); - if (likely(skb)) { - data = (char *)phys_to_virt(desc->hw_data); - dma_cache_inv((u32)data, desc->datalen); - skb_put(desc->skb, desc->datalen); - desc->skb->protocol = eth_type_trans(desc->skb, dev); - desc->skb->ip_summed = CHECKSUM_NONE; - priv->stats.rx_packets++; - priv->stats.rx_bytes += desc->datalen; - result = desc->skb; - desc->skb = skb; - } else { -#ifdef CPMAC_DEBUG - if (printk_ratelimit()) - printk("%s: low on skbs, dropping packet\n", - dev->name); -#endif - priv->stats.rx_dropped++; - } - spin_unlock_irqrestore(&priv->lock, flags); - - desc->hw_data = virt_to_phys(desc->skb->data); - desc->buflen = CPMAC_SKB_SIZE; - desc->dataflags = CPMAC_OWN; - dma_cache_wback((u32)desc, 16); - - return result; -} - -static void cpmac_rx(struct net_device *dev) -{ - struct sk_buff *skb; - struct cpmac_desc *desc; - struct cpmac_priv *priv = netdev_priv(dev); - - spin_lock(&priv->lock); - if (unlikely(!priv->rx_head)) { - spin_unlock(&priv->lock); - return; - } - - desc = priv->rx_head; - dma_cache_inv((u32)desc, 16); -#ifdef CPMAC_DEBUG - printk(KERN_DEBUG "%s: len=%d, %s\n", __func__, pkt->datalen, - cpmac_dump_buf(data, pkt->datalen)); -#endif - - while ((desc->dataflags & CPMAC_OWN) == 0) { - skb = cpmac_rx_one(dev, priv, desc); - if (likely(skb)) { - netif_rx(skb); - } - desc = desc->next; - dma_cache_inv((u32)desc, 16); - } - - priv->rx_head = desc; - priv->regs->rx_ptr[0] = virt_to_phys(desc); - spin_unlock(&priv->lock); -} - -static int cpmac_poll(struct net_device *dev, int *budget) -{ - struct sk_buff *skb; - struct cpmac_desc *desc; - int received = 0, quota = min(dev->quota, *budget); - struct cpmac_priv *priv = netdev_priv(dev); - - if (unlikely(!priv->rx_head)) { - if (printk_ratelimit()) - printk(KERN_WARNING "%s: rx: polling, but no queue\n", - dev->name); - netif_rx_complete(dev); - return 0; - } - - desc = priv->rx_head; - dma_cache_inv((u32)desc, 16); - - while ((received < quota) && ((desc->dataflags & CPMAC_OWN) == 0)) { - skb = cpmac_rx_one(dev, priv, desc); - if (likely(skb)) { - netif_receive_skb(skb); - received++; - } - desc = desc->next; - priv->rx_head = desc; - dma_cache_inv((u32)desc, 16); - } - - *budget -= received; - dev->quota -= received; -#ifdef CPMAC_DEBUG - printk("%s: processed %d packets\n", dev->name, received); -#endif - if (desc->dataflags & CPMAC_OWN) { - priv->regs->rx_ptr[0] = virt_to_phys(desc); - netif_rx_complete(dev); - priv->regs->rx_int.enable = 0x1; - priv->regs->rx_int.clear = 0xfe; - return 0; - } - - return 1; -} - -#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 20) -static void -cpmac_alloc_skbs(struct work_struct *work) -{ - struct cpmac_priv *priv = container_of(work, struct cpmac_priv, - alloc_work); -#else -static void -cpmac_alloc_skbs(void *data) -{ - struct net_device *dev = (struct net_device*)data; - struct cpmac_priv *priv = netdev_priv(dev); -#endif - unsigned long flags; - int i, num_skbs = 0; - struct sk_buff *skb, *skbs = NULL; - - for (i = 0; i < CPMAC_ALLOC_SIZE; i++) { - skb = alloc_skb(CPMAC_SKB_SIZE + 2, GFP_KERNEL); - if (!skb) - break; - skb->next = skbs; - skb_reserve(skb, 2); - skb->dev = priv->dev; - num_skbs++; - skbs = skb; - } - - if (skbs) { - spin_lock_irqsave(&priv->lock, flags); - for (skb = priv->skb_pool; skb && skb->next; skb = skb->next); - if (!skb) { - priv->skb_pool = skbs; - } else { - skb->next = skbs; - } - priv->free_skbs += num_skbs; - spin_unlock_irqrestore(&priv->lock, flags); -#ifdef CPMAC_DEBUG - printk("%s: allocated %d skbs\n", priv->dev->name, num_skbs); -#endif - } -} - -static int cpmac_start_xmit(struct sk_buff *skb, struct net_device *dev) -{ - unsigned long flags; - int len, chan; - struct cpmac_desc *desc; - struct cpmac_priv *priv = netdev_priv(dev); - - len = skb->len; -#ifdef CPMAC_DEBUG - printk(KERN_DEBUG "%s: len=%d\n", __func__, len); //cpmac_dump_buf(const uint8_t * buf, unsigned size) -#endif - if (unlikely(len < ETH_ZLEN)) { - if (unlikely(skb_padto(skb, ETH_ZLEN))) { - if (printk_ratelimit()) - printk(KERN_NOTICE "%s: padding failed, dropping\n", - dev->name); - spin_lock_irqsave(&priv->lock, flags); - priv->stats.tx_dropped++; - spin_unlock_irqrestore(&priv->lock, flags); - return -ENOMEM; - } - len = ETH_ZLEN; - } - spin_lock_irqsave(&priv->lock, flags); - chan = priv->tx_tail++; - priv->tx_tail %= 8; - if (priv->tx_tail == priv->tx_head) - netif_stop_queue(dev); - - desc = &priv->desc_ring[chan]; - dma_cache_inv((u32)desc, 16); - if (desc->dataflags & CPMAC_OWN) { - printk(KERN_NOTICE "%s: tx dma ring full, dropping\n", dev->name); - priv->stats.tx_dropped++; - spin_unlock_irqrestore(&priv->lock, flags); - return -ENOMEM; - } - - dev->trans_start = jiffies; - desc->dataflags = CPMAC_SOP | CPMAC_EOP | CPMAC_OWN; - desc->skb = skb; - desc->hw_data = virt_to_phys(skb->data); - dma_cache_wback((u32)skb->data, len); - desc->buflen = len; - desc->datalen = len; - desc->hw_next = 0; - dma_cache_wback((u32)desc, 16); - priv->regs->tx_ptr[chan] = virt_to_phys(desc); - spin_unlock_irqrestore(&priv->lock, flags); - - return 0; -} - -static void cpmac_end_xmit(struct net_device *dev, int channel) -{ - struct cpmac_desc *desc; - struct cpmac_priv *priv = netdev_priv(dev); - - spin_lock(&priv->lock); - desc = &priv->desc_ring[channel]; - priv->regs->tx_ack[channel] = virt_to_phys(desc); - if (likely(desc->skb)) { - priv->stats.tx_packets++; - priv->stats.tx_bytes += desc->skb->len; - dev_kfree_skb_irq(desc->skb); - if (netif_queue_stopped(dev)) - netif_wake_queue(dev); - } else { - if (printk_ratelimit()) - printk(KERN_NOTICE "%s: end_xmit: spurious interrupt\n", - dev->name); - } - spin_unlock(&priv->lock); -} - -static void cpmac_reset(struct net_device *dev) -{ - int i; - struct cpmac_priv *priv = netdev_priv(dev); - - ar7_device_reset(priv->config->reset_bit); - priv->regs->rx_ctrl.control &= ~1; - priv->regs->tx_ctrl.control &= ~1; - for (i = 0; i < 8; i++) { - priv->regs->tx_ptr[i] = 0; - priv->regs->rx_ptr[i] = 0; - } - priv->regs->mac_control &= ~MAC_MII; /* disable mii */ -} - -static inline void cpmac_free_rx_ring(struct net_device *dev) -{ - struct cpmac_desc *desc; - int i; - struct cpmac_priv *priv = netdev_priv(dev); - - if (unlikely(!priv->rx_head)) - return; - - desc = priv->rx_head; - dma_cache_inv((u32)desc, 16); - - for (i = 0; i < rx_ring_size; i++) { - desc->buflen = CPMAC_SKB_SIZE; - if ((desc->dataflags & CPMAC_OWN) == 0) { - desc->dataflags = CPMAC_OWN; - priv->stats.rx_dropped++; - } - dma_cache_wback((u32)desc, 16); - desc = desc->next; - dma_cache_inv((u32)desc, 16); - } -} - -static irqreturn_t cpmac_irq(int irq, void *dev_id) -{ - struct net_device *dev = (struct net_device *)dev_id; - struct cpmac_priv *priv = netdev_priv(dev); - u32 status; - - if (!dev) - return IRQ_NONE; - - status = priv->regs->mac_int_vector; - - if (status & INTST_TX) { - cpmac_end_xmit(dev, (status & 7)); - } - - if (status & INTST_RX) { - if (disable_napi) { - cpmac_rx(dev); - } else { - priv->regs->rx_int.enable = 0; - priv->regs->rx_int.clear = 0xff; - netif_rx_schedule(dev); - } - } - - priv->regs->mac_eoi_vector = 0; - - if (unlikely(status & (INTST_HOST | INTST_STATUS))) { - if (printk_ratelimit()) { - printk(KERN_ERR "%s: hw error, resetting...\n", dev->name); - } - spin_lock(&priv->lock); - phy_stop(priv->phy); - cpmac_reset(dev); - cpmac_free_rx_ring(dev); - cpmac_hw_init(dev); - spin_unlock(&priv->lock); - } - - return IRQ_HANDLED; -} - -static void cpmac_tx_timeout(struct net_device *dev) -{ - struct cpmac_priv *priv = netdev_priv(dev); - struct cpmac_desc *desc; - - priv->stats.tx_errors++; - desc = &priv->desc_ring[priv->tx_head++]; - priv->tx_head %= 8; - printk("%s: transmit timeout\n", dev->name); - if (desc->skb) - dev_kfree_skb(desc->skb); - netif_wake_queue(dev); -} - -static int cpmac_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) -{ - struct cpmac_priv *priv = netdev_priv(dev); - if (!(netif_running(dev))) - return -EINVAL; - if (!priv->phy) - return -EINVAL; - if ((cmd == SIOCGMIIPHY) || (cmd == SIOCGMIIREG) || - (cmd == SIOCSMIIREG)) - return phy_mii_ioctl(priv->phy, if_mii(ifr), cmd); - - return -EINVAL; -} - -static int cpmac_get_settings(struct net_device *dev, struct ethtool_cmd *cmd) -{ - struct cpmac_priv *priv = netdev_priv(dev); - - if (priv->phy) - return phy_ethtool_gset(priv->phy, cmd); - - return -EINVAL; -} - -static int cpmac_set_settings(struct net_device *dev, struct ethtool_cmd *cmd) -{ - struct cpmac_priv *priv = netdev_priv(dev); - - if (!capable(CAP_NET_ADMIN)) - return -EPERM; - - if (priv->phy) - return phy_ethtool_sset(priv->phy, cmd); - - return -EINVAL; -} - -static void cpmac_get_drvinfo(struct net_device *dev, - struct ethtool_drvinfo *info) -{ - strcpy(info->driver, "cpmac"); - strcpy(info->version, "0.0.3"); - info->fw_version[0] = '\0'; - sprintf(info->bus_info, "%s", "cpmac"); - info->regdump_len = 0; -} - -static const struct ethtool_ops cpmac_ethtool_ops = { - .get_settings = cpmac_get_settings, - .set_settings = cpmac_set_settings, - .get_drvinfo = cpmac_get_drvinfo, - .get_link = ethtool_op_get_link, -}; - -static struct net_device_stats *cpmac_stats(struct net_device *dev) -{ - struct cpmac_priv *priv = netdev_priv(dev); - - if (netif_device_present(dev)) - return &priv->stats; - - return NULL; -} - -static int cpmac_change_mtu(struct net_device *dev, int mtu) -{ - unsigned long flags; - struct cpmac_priv *priv = netdev_priv(dev); - spinlock_t *lock = &priv->lock; - - if ((mtu < 68) || (mtu > 1500)) - return -EINVAL; - - spin_lock_irqsave(lock, flags); - dev->mtu = mtu; - spin_unlock_irqrestore(lock, flags); - - return 0; -} - -static void cpmac_adjust_link(struct net_device *dev) -{ - struct cpmac_priv *priv = netdev_priv(dev); - unsigned long flags; - int new_state = 0; - - spin_lock_irqsave(&priv->lock, flags); - if (priv->phy->link) { - if (priv->phy->duplex != priv->oldduplex) { - new_state = 1; - priv->oldduplex = priv->phy->duplex; - } - - if (priv->phy->speed != priv->oldspeed) { - new_state = 1; - priv->oldspeed = priv->phy->speed; - } - - if (!priv->oldlink) { - new_state = 1; - priv->oldlink = 1; - netif_schedule(dev); - } - } else if (priv->oldlink) { - new_state = 1; - priv->oldlink = 0; - priv->oldspeed = 0; - priv->oldduplex = -1; - } - - if (new_state) - phy_print_status(priv->phy); - - spin_unlock_irqrestore(&priv->lock, flags); -} - -static void cpmac_hw_init(struct net_device *dev) -{ - int i; - struct cpmac_priv *priv = netdev_priv(dev); - - for (i = 0; i < 8; i++) - priv->regs->tx_ptr[i] = 0; - priv->regs->rx_ptr[0] = virt_to_phys(priv->rx_head); - - priv->regs->mbp = MBP_RXSHORT | MBP_RXBCAST | MBP_RXMCAST; - priv->regs->unicast_enable = 0x1; - priv->regs->unicast_clear = 0xfe; - priv->regs->buffer_offset = 0; - for (i = 0; i < 8; i++) - priv->regs->mac_addr_low[i] = dev->dev_addr[5]; - priv->regs->mac_addr_mid = dev->dev_addr[4]; - priv->regs->mac_addr_high = dev->dev_addr[0] | (dev->dev_addr[1] << 8) - | (dev->dev_addr[2] << 16) | (dev->dev_addr[3] << 24); - priv->regs->max_len = CPMAC_SKB_SIZE; - priv->regs->rx_int.enable = 0x1; - priv->regs->rx_int.clear = 0xfe; - priv->regs->tx_int.enable = 0xff; - priv->regs->tx_int.clear = 0; - priv->regs->mac_int_enable = 3; - priv->regs->mac_int_clear = 0xfc; - - priv->regs->rx_ctrl.control |= 1; - priv->regs->tx_ctrl.control |= 1; - priv->regs->mac_control |= MAC_MII | MAC_FDX; - - priv->phy->state = PHY_CHANGELINK; - phy_start(priv->phy); -} - -static int cpmac_open(struct net_device *dev) -{ - int i, size, res; - struct cpmac_priv *priv = netdev_priv(dev); - struct cpmac_desc *desc; - struct sk_buff *skb; - -#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 20) - priv->phy = phy_connect(dev, priv->phy_name, &cpmac_adjust_link, - 0, PHY_INTERFACE_MODE_MII); -#else - priv->phy = phy_connect(dev, priv->phy_name, &cpmac_adjust_link, 0); -#endif - if (IS_ERR(priv->phy)) { - printk(KERN_ERR "%s: Could not attach to PHY\n", dev->name); - return PTR_ERR(priv->phy); - } - - if (!request_mem_region(dev->mem_start, dev->mem_end - - dev->mem_start, dev->name)) { - printk("%s: failed to request registers\n", - dev->name); - res = -ENXIO; - goto fail_reserve; - } - - priv->regs = ioremap_nocache(dev->mem_start, dev->mem_end - - dev->mem_start); - if (!priv->regs) { - printk("%s: failed to remap registers\n", dev->name); - res = -ENXIO; - goto fail_remap; - } - - priv->rx_head = NULL; - size = sizeof(struct cpmac_desc) * (rx_ring_size + - CPMAC_TX_RING_SIZE); - priv->desc_ring = (struct cpmac_desc *)kmalloc(size, GFP_KERNEL); - if (!priv->desc_ring) { - res = -ENOMEM; - goto fail_alloc; - } - - memset((char *)priv->desc_ring, 0, size); - - priv->skb_pool = NULL; - priv->free_skbs = 0; - priv->rx_head = &priv->desc_ring[CPMAC_TX_RING_SIZE]; - -#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 20) - INIT_WORK(&priv->alloc_work, cpmac_alloc_skbs); -#else - INIT_WORK(&priv->alloc_work, cpmac_alloc_skbs, dev); -#endif - schedule_work(&priv->alloc_work); - flush_scheduled_work(); - - for (i = 0; i < rx_ring_size; i++) { - desc = &priv->rx_head[i]; - skb = cpmac_get_skb(dev); - if (!skb) { - res = -ENOMEM; - goto fail_desc; - } - desc->skb = skb; - desc->hw_data = virt_to_phys(skb->data); - desc->buflen = CPMAC_SKB_SIZE; - desc->dataflags = CPMAC_OWN; - desc->next = &priv->rx_head[(i + 1) % rx_ring_size]; - desc->hw_next = virt_to_phys(desc->next); - dma_cache_wback((u32)desc, 16); - } - - if((res = request_irq(dev->irq, cpmac_irq, SA_INTERRUPT, - dev->name, dev))) { - printk("%s: failed to obtain irq\n", dev->name); - goto fail_irq; - } - - cpmac_reset(dev); - cpmac_hw_init(dev); - - netif_start_queue(dev); - return 0; - -fail_irq: -fail_desc: - for (i = 0; i < rx_ring_size; i++) - if (priv->rx_head[i].skb) - kfree_skb(priv->rx_head[i].skb); -fail_alloc: - kfree(priv->desc_ring); - - for (skb = priv->skb_pool; skb; skb = priv->skb_pool) { - priv->skb_pool = skb->next; - kfree_skb(skb); - } - - iounmap(priv->regs); - -fail_remap: - release_mem_region(dev->mem_start, dev->mem_end - - dev->mem_start); - -fail_reserve: - phy_disconnect(priv->phy); - - return res; -} - -static int cpmac_stop(struct net_device *dev) -{ - int i; - struct sk_buff *skb; - struct cpmac_priv *priv = netdev_priv(dev); - - netif_stop_queue(dev); - - phy_stop(priv->phy); - phy_disconnect(priv->phy); - priv->phy = NULL; - - cpmac_reset(dev); - - for (i = 0; i < 8; i++) { - priv->regs->rx_ptr[i] = 0; - priv->regs->tx_ptr[i] = 0; - priv->regs->mbp = 0; - } - - free_irq(dev->irq, dev); - release_mem_region(dev->mem_start, dev->mem_end - - dev->mem_start); - - cancel_delayed_work(&priv->alloc_work); - flush_scheduled_work(); - - priv->rx_head = &priv->desc_ring[CPMAC_TX_RING_SIZE]; - for (i = 0; i < rx_ring_size; i++) - if (priv->rx_head[i].skb) - kfree_skb(priv->rx_head[i].skb); - - kfree(priv->desc_ring); - - for (skb = priv->skb_pool; skb; skb = priv->skb_pool) { - priv->skb_pool = skb->next; - kfree_skb(skb); - } - - return 0; -} - -static int external_switch = 0; - -static int __devinit cpmac_probe(struct platform_device *pdev) -{ - int i, rc, phy_id; - struct resource *res; - struct cpmac_priv *priv; - struct net_device *dev; - struct plat_cpmac_data *pdata; - - if (strcmp(pdev->name, "cpmac") != 0) - return -ENODEV; - - pdata = pdev->dev.platform_data; - - for (phy_id = 0; phy_id < PHY_MAX_ADDR; phy_id++) { - if (!(pdata->phy_mask & (1 << phy_id))) - continue; - if (!cpmac_mii.phy_map[phy_id]) - continue; - break; - } - - if (phy_id == PHY_MAX_ADDR) { - if (external_switch) { - phy_id = 0; - } else { - printk("cpmac: no PHY present\n"); - return -ENODEV; - } - } - - dev = alloc_etherdev(sizeof(struct cpmac_priv)); - - if (!dev) { - printk(KERN_ERR "cpmac: Unable to allocate net_device structure!\n"); - return -ENOMEM; - } - - SET_MODULE_OWNER(dev); - platform_set_drvdata(pdev, dev); - priv = netdev_priv(dev); - - res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "regs"); - if (!res) { - rc = -ENODEV; - goto fail; - } - - dev->mem_start = res->start; - dev->mem_end = res->end; - dev->irq = platform_get_irq_byname(pdev, "irq"); - - dev->mtu = 1500; - dev->open = cpmac_open; - dev->stop = cpmac_stop; - dev->set_config = cpmac_config; - dev->hard_start_xmit = cpmac_start_xmit; - dev->do_ioctl = cpmac_ioctl; - dev->get_stats = cpmac_stats; - dev->change_mtu = cpmac_change_mtu; - dev->set_mac_address = cpmac_set_mac_address; - dev->set_multicast_list = cpmac_set_multicast_list; - dev->tx_timeout = cpmac_tx_timeout; - dev->ethtool_ops = &cpmac_ethtool_ops; - if (!disable_napi) { - dev->poll = cpmac_poll; - dev->weight = min(rx_ring_size, 64); - } - - memset(priv, 0, sizeof(struct cpmac_priv)); - spin_lock_init(&priv->lock); - priv->msg_enable = netif_msg_init(NETIF_MSG_WOL, 0x3fff); - priv->config = pdata; - priv->dev = dev; - memcpy(dev->dev_addr, priv->config->dev_addr, sizeof(dev->dev_addr)); - if (phy_id == 31) { - snprintf(priv->phy_name, BUS_ID_SIZE, PHY_ID_FMT, - cpmac_mii.id, phy_id); - } else { - snprintf(priv->phy_name, BUS_ID_SIZE, "fixed@%d:%d", 100, 1); - } - - if ((rc = register_netdev(dev))) { - printk("cpmac: error %i registering device %s\n", - rc, dev->name); - goto fail; - } - - printk("cpmac: device %s (regs: %p, irq: %d, phy: %s, mac: ", - dev->name, (u32 *)dev->mem_start, dev->irq, - priv->phy_name); - for (i = 0; i < 6; i++) { - printk("%02x", dev->dev_addr[i]); - if (i < 5) printk(":"); - else printk(")\n"); - } - - return 0; - -fail: - free_netdev(dev); - return rc; -} - -static int __devexit cpmac_remove(struct platform_device *pdev) -{ - struct net_device *dev = platform_get_drvdata(pdev); - unregister_netdev(dev); - free_netdev(dev); - return 0; -} - -static struct platform_driver cpmac_driver = { - .driver.name = "cpmac", - .probe = cpmac_probe, - .remove = cpmac_remove, -}; - -int __devinit cpmac_init(void) -{ - volatile u32 mask; - int i, res; - cpmac_mii.priv = (struct cpmac_mdio_regs *) - ioremap_nocache(AR7_REGS_MDIO, sizeof(struct cpmac_mdio_regs)); - - if (!cpmac_mii.priv) { - printk("Can't ioremap mdio registers\n"); - return -ENXIO; - } - -#warning FIXME: unhardcode gpio&reset bits - ar7_gpio_disable(26); - ar7_gpio_disable(27); - ar7_device_reset(AR7_RESET_BIT_CPMAC_LO); - ar7_device_reset(AR7_RESET_BIT_CPMAC_HI); - ar7_device_reset(AR7_RESET_BIT_EPHY); - - cpmac_mii.reset(&cpmac_mii); - - for (i = 0; i < 300000; i++) { - mask = ((struct cpmac_mdio_regs *)cpmac_mii.priv)->alive; - if (mask) - break; - } - - mask &= 0x7fffffff; - if (mask & (mask - 1)) { - external_switch = 1; - mask = 0; - } - - cpmac_mii.phy_mask = ~(mask | 0x80000000); - - res = mdiobus_register(&cpmac_mii); - if (res) - goto fail_mii; - - res = platform_driver_register(&cpmac_driver); - if (res) - goto fail_cpmac; - - return 0; - -fail_cpmac: - mdiobus_unregister(&cpmac_mii); - -fail_mii: - iounmap(cpmac_mii.priv); - - return res; -} - -void __devexit cpmac_exit(void) -{ - platform_driver_unregister(&cpmac_driver); - mdiobus_unregister(&cpmac_mii); -} - -module_init(cpmac_init); -module_exit(cpmac_exit); diff --git a/target/linux/ar7-2.6/files/include/asm-mips/ar7/ar7.h b/target/linux/ar7-2.6/files/include/asm-mips/ar7/ar7.h deleted file mode 100644 index ae1d4192bf..0000000000 --- a/target/linux/ar7-2.6/files/include/asm-mips/ar7/ar7.h +++ /dev/null @@ -1,167 +0,0 @@ -/* - * $Id$ - * - * Copyright (C) 2006, 2007 OpenWrt.org - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#ifndef __AR7_H__ -#define __AR7_H__ - -#include <linux/delay.h> -#include <asm/addrspace.h> -#include <asm/io.h> - -#define AR7_REGS_BASE 0x08610000 - -#define AR7_REGS_MAC0 (AR7_REGS_BASE + 0x0000) -#define AR7_REGS_GPIO (AR7_REGS_BASE + 0x0900) -#define AR7_REGS_POWER (AR7_REGS_BASE + 0x0a00) // 0x08610A00 - 0x08610BFF (512 bytes, 128 bytes / clock) -#define AR7_REGS_UART0 (AR7_REGS_BASE + 0x0e00) -#define AR7_REGS_RESET (AR7_REGS_BASE + 0x1600) -#define AR7_REGS_VLYNQ0 (AR7_REGS_BASE + 0x1800) -#define AR7_REGS_DCL (AR7_REGS_BASE + 0x1A00) -#define AR7_REGS_VLYNQ1 (AR7_REGS_BASE + 0x1C00) -#define AR7_REGS_MDIO (AR7_REGS_BASE + 0x1E00) -#define AR7_REGS_IRQ (AR7_REGS_BASE + 0x2400) -#define AR7_REGS_MAC1 (AR7_REGS_BASE + 0x2800) - -#define AR7_REGS_WDT (AR7_REGS_BASE + 0x1f00) -#define UR8_REGS_WDT (AR7_REGS_BASE + 0x0b00) -#define UR8_REGS_UART1 (AR7_REGS_BASE + 0x0f00) - -#define AR7_RESET_PEREPHERIAL 0x0 -#define AR7_RESET_SOFTWARE 0x4 -#define AR7_RESET_STATUS 0x8 - -#define AR7_RESET_BIT_CPMAC_LO 17 -#define AR7_RESET_BIT_CPMAC_HI 21 -#define AR7_RESET_BIT_MDIO 22 -#define AR7_RESET_BIT_EPHY 26 - -/* GPIO control registers */ -#define AR7_GPIO_INPUT 0x0 -#define AR7_GPIO_OUTPUT 0x4 -#define AR7_GPIO_DIR 0x8 -#define AR7_GPIO_ENABLE 0xC - -#define AR7_CHIP_7100 0x18 -#define AR7_CHIP_7200 0x2b -#define AR7_CHIP_7300 0x05 - -/* Interrupts */ -#define AR7_IRQ_UART0 15 -#define AR7_IRQ_UART1 16 - -/* Clocks */ -#define AR7_AFE_CLOCK 35328000 -#define AR7_REF_CLOCK 25000000 -#define AR7_XTAL_CLOCK 24000000 - -struct plat_cpmac_data { - int reset_bit; - int power_bit; - u32 phy_mask; - char dev_addr[6]; -}; - -struct plat_dsl_data { - int reset_bit_dsl; - int reset_bit_sar; -}; - -extern int ar7_cpu_clock, ar7_bus_clock, ar7_dsp_clock; - -static inline u16 ar7_chip_id(void) -{ - return readl((void *)KSEG1ADDR(AR7_REGS_GPIO + 0x14)) & 0xffff; -} - -static inline u8 ar7_chip_rev(void) -{ - return (readl((void *)KSEG1ADDR(AR7_REGS_GPIO + 0x14)) >> 16) & 0xff; -} - -static inline int ar7_cpu_freq(void) -{ - return ar7_cpu_clock; -} - -static inline int ar7_bus_freq(void) -{ - return ar7_bus_clock; -} - -static inline int ar7_vbus_freq(void) -{ - return ar7_bus_clock / 2; -} -#define ar7_cpmac_freq ar7_vbus_freq - -static inline int ar7_dsp_freq(void) -{ - return ar7_dsp_clock; -} - -static inline int ar7_has_high_cpmac(void) -{ - u16 chip_id = ar7_chip_id(); - switch (chip_id) { - case AR7_CHIP_7100: - case AR7_CHIP_7200: - return 0; - default: - return 1; - } -} -#define ar7_has_high_vlynq ar7_has_high_cpmac -#define ar7_has_second_uart ar7_has_high_cpmac - -static inline void ar7_device_enable(u32 bit) -{ - void *reset_reg = (void *)KSEG1ADDR(AR7_REGS_RESET + AR7_RESET_PEREPHERIAL); - writel(readl(reset_reg) | (1 << bit), reset_reg); - mdelay(20); -} - -static inline void ar7_device_disable(u32 bit) -{ - void *reset_reg = (void *)KSEG1ADDR(AR7_REGS_RESET + AR7_RESET_PEREPHERIAL); - writel(readl(reset_reg) & ~(1 << bit), reset_reg); - mdelay(20); -} - -static inline void ar7_device_reset(u32 bit) -{ - ar7_device_disable(bit); - ar7_device_enable(bit); -} - -static inline void ar7_device_on(u32 bit) -{ - void *power_reg = (void *)KSEG1ADDR(AR7_REGS_POWER); - writel(readl(power_reg) | (1 << bit), power_reg); - mdelay(20); -} - -static inline void ar7_device_off(u32 bit) -{ - void *power_reg = (void *)KSEG1ADDR(AR7_REGS_POWER); - writel(readl(power_reg) & ~(1 << bit), power_reg); - mdelay(20); -} - -#endif /* __AR7_H__ */ diff --git a/target/linux/ar7-2.6/files/include/asm-mips/ar7/gpio.h b/target/linux/ar7-2.6/files/include/asm-mips/ar7/gpio.h deleted file mode 100644 index 1cb11a377b..0000000000 --- a/target/linux/ar7-2.6/files/include/asm-mips/ar7/gpio.h +++ /dev/null @@ -1,116 +0,0 @@ -/* - * $Id: gpio.h 6693 2007-03-25 05:42:16Z ejka $ - * - * Copyright (C) 2007 OpenWrt.org - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#ifndef __AR7_GPIO_H__ -#define __AR7_GPIO_H__ -#include <asm/ar7/ar7.h> - -#define AR7_GPIO_MAX 32 - -extern int gpio_request(unsigned gpio, char *label); -extern void gpio_free(unsigned gpio); - -/* Common GPIO layer */ -static inline int gpio_direction_input(unsigned gpio) -{ - void __iomem *gpio_dir = (void __iomem *)KSEG1ADDR(AR7_REGS_GPIO + AR7_GPIO_DIR); - - if (gpio >= AR7_GPIO_MAX) - return -EINVAL; - - writel(readl(gpio_dir) | (1 << gpio), gpio_dir); - - return 0; -} - -static inline int gpio_direction_output(unsigned gpio) -{ - void __iomem *gpio_dir = (void __iomem *)KSEG1ADDR(AR7_REGS_GPIO + AR7_GPIO_DIR); - - if (gpio >= AR7_GPIO_MAX) - return -EINVAL; - - writel(readl(gpio_dir) & ~(1 << gpio), gpio_dir); - - return 0; -} - -static inline int gpio_get_value(unsigned gpio) -{ - void __iomem *gpio_in = (void __iomem *)KSEG1ADDR(AR7_REGS_GPIO + AR7_GPIO_INPUT); - - if (gpio >= AR7_GPIO_MAX) - return -EINVAL; - - return ((readl(gpio_in) & (1 << gpio)) != 0); -} - -static inline void gpio_set_value(unsigned gpio, int value) -{ - void __iomem *gpio_out = (void __iomem *)KSEG1ADDR(AR7_REGS_GPIO + AR7_GPIO_OUTPUT); - volatile unsigned tmp; - - if (gpio >= AR7_GPIO_MAX) - return; - - tmp = readl(gpio_out) & ~(1 << gpio); - if (value) - tmp |= 1 << gpio; - writel(tmp, gpio_out); -} - -static inline int gpio_to_irq(unsigned gpio) -{ - return -EINVAL; -} - -static inline int irq_to_gpio(unsigned irq) -{ - return -EINVAL; -} - -/* Board specific GPIO functions */ -static inline int ar7_gpio_enable(unsigned gpio) -{ - void __iomem *gpio_en = (void __iomem *)KSEG1ADDR(AR7_REGS_GPIO + AR7_GPIO_ENABLE); - - if (gpio >= AR7_GPIO_MAX) - return -EINVAL; - - writel(readl(gpio_en) | (1 << gpio), gpio_en); - - return 0; -} - -static inline int ar7_gpio_disable(unsigned gpio) -{ - void __iomem *gpio_en = (void __iomem *)KSEG1ADDR(AR7_REGS_GPIO + AR7_GPIO_ENABLE); - - if (gpio >= AR7_GPIO_MAX) - return -EINVAL; - - writel(readl(gpio_en) & ~(1 << gpio), gpio_en); - - return 0; -} - -#include <asm-generic/gpio.h> - -#endif diff --git a/target/linux/ar7-2.6/files/include/asm-mips/ar7/mmzone.h b/target/linux/ar7-2.6/files/include/asm-mips/ar7/mmzone.h deleted file mode 100644 index 885fdb0cb0..0000000000 --- a/target/linux/ar7-2.6/files/include/asm-mips/ar7/mmzone.h +++ /dev/null @@ -1,29 +0,0 @@ -/* - * $Id$ - * - * Copyright (C) 2007 OpenWrt.org - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#ifndef _ASM_MACH_MMZONE_H -#define _ASM_MACH_MMZONE_H - -extern pg_data_t __node_data[]; -#define NODE_DATA(nid) (&__node_data[nid]) -#define NODE_MEM_MAP(nid) (NODE_DATA(nid)->node_mem_map) -#define pa_to_nid(addr) (((addr) >= ARCH_PFN_OFFSET << PAGE_SHIFT) ? 0 : -1) - -#endif /* _ASM_MACH_MMZONE_H */ diff --git a/target/linux/ar7-2.6/files/include/asm-mips/ar7/prom.h b/target/linux/ar7-2.6/files/include/asm-mips/ar7/prom.h deleted file mode 100644 index 138941737b..0000000000 --- a/target/linux/ar7-2.6/files/include/asm-mips/ar7/prom.h +++ /dev/null @@ -1,27 +0,0 @@ -/* - * $Id$ - * - * Copyright (C) 2006, 2007 OpenWrt.org - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#ifndef __PROM_H__ -#define __PROM_H__ - -extern char *prom_getenv(char *name); -extern void prom_printf(char *fmt, ...); - -#endif /* __PROM_H__ */ diff --git a/target/linux/ar7-2.6/files/include/asm-mips/ar7/spaces.h b/target/linux/ar7-2.6/files/include/asm-mips/ar7/spaces.h deleted file mode 100644 index f4d1237925..0000000000 --- a/target/linux/ar7-2.6/files/include/asm-mips/ar7/spaces.h +++ /dev/null @@ -1,32 +0,0 @@ -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * Copyright (C) 1994 - 1999, 2000, 03, 04 Ralf Baechle - * Copyright (C) 2000, 2002 Maciej W. Rozycki - * Copyright (C) 1990, 1999, 2000 Silicon Graphics, Inc. - */ -#ifndef _ASM_AR7_SPACES_H -#define _ASM_AR7_SPACES_H - -#define CAC_BASE 0x80000000 -#define IO_BASE 0xa0000000 -#define UNCAC_BASE 0xa0000000 -#define MAP_BASE 0xc0000000 - -/* - * This handles the memory map. - * We handle pages at KSEG0 for kernels with 32 bit address space. - */ -#define PAGE_OFFSET 0x94000000UL -#define PHYS_OFFSET 0x14000000UL - -/* - * Memory above this physical address will be considered highmem. - */ -#ifndef HIGHMEM_START -#define HIGHMEM_START 0x40000000UL -#endif - -#endif /* __ASM_AR7_SPACES_H */ diff --git a/target/linux/ar7-2.6/files/include/asm-mips/ar7/vlynq.h b/target/linux/ar7-2.6/files/include/asm-mips/ar7/vlynq.h deleted file mode 100644 index 9e35471a38..0000000000 --- a/target/linux/ar7-2.6/files/include/asm-mips/ar7/vlynq.h +++ /dev/null @@ -1,92 +0,0 @@ -/* - * $Id$ - * - * Copyright (C) 2006, 2007 OpenWrt.org - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - */ - - -#ifndef __VLYNQ_H__ -#define __VLYNQ_H__ - -struct vlynq_mapping { - u32 size; - u32 offset; -} __attribute__ ((packed)); - -struct vlynq_device_id { - u32 id; -}; - -struct vlynq_regs; -struct vlynq_device { - u32 id; - int irq; - int local_irq; - int remote_irq; - int clock_div; - u32 regs_start, regs_end; - u32 mem_start, mem_end; - u32 irq_start, irq_end; - void *priv; - struct vlynq_regs *local; - struct vlynq_regs *remote; - struct device dev; -}; - -struct vlynq_driver { - char *name; - int (*probe)(struct vlynq_device *dev); - int (*remove)(struct vlynq_device *dev); - struct device_driver driver; -}; - -#define to_vlynq_driver(drv) container_of(drv, struct vlynq_driver, driver) - -struct plat_vlynq_ops { - int (*on)(struct vlynq_device *dev); - void (*off)(struct vlynq_device *dev); -}; - -#define to_vlynq_device(device) container_of(device, struct vlynq_device, dev) - -extern struct bus_type vlynq_bus_type; - -extern int __vlynq_register_driver(struct vlynq_driver *driver, - struct module *owner); - -static inline int vlynq_register_driver(struct vlynq_driver *driver) -{ - return __vlynq_register_driver(driver, THIS_MODULE); -} - -extern void vlynq_unregister_driver(struct vlynq_driver *driver); -extern int vlynq_device_enable(struct vlynq_device *dev); -extern void vlynq_device_disable(struct vlynq_device *dev); -extern u32 vlynq_local_id(struct vlynq_device *dev); -extern u32 vlynq_remote_id(struct vlynq_device *dev); -extern void vlynq_set_local_mapping(struct vlynq_device *dev, - u32 tx_offset, - struct vlynq_mapping *mapping); -extern void vlynq_set_remote_mapping(struct vlynq_device *dev, - u32 tx_offset, - struct vlynq_mapping *mapping); -extern int vlynq_virq_to_irq(struct vlynq_device *dev, int virq); -extern int vlynq_irq_to_virq(struct vlynq_device *dev, int irq); -extern int vlynq_set_local_irq(struct vlynq_device *dev, int virq); -extern int vlynq_set_remote_irq(struct vlynq_device *dev, int virq); - -#endif /* __VLYNQ_H__ */ diff --git a/target/linux/ar7-2.6/files/include/asm-mips/gpio.h b/target/linux/ar7-2.6/files/include/asm-mips/gpio.h deleted file mode 100644 index e69de29bb2..0000000000 --- a/target/linux/ar7-2.6/files/include/asm-mips/gpio.h +++ /dev/null |