diff options
Diffstat (limited to 'target/linux/ramips/files-3.7/arch/mips/ralink/common')
7 files changed, 0 insertions, 602 deletions
diff --git a/target/linux/ramips/files-3.7/arch/mips/ralink/common/Makefile b/target/linux/ramips/files-3.7/arch/mips/ralink/common/Makefile deleted file mode 100644 index adab85f689..0000000000 --- a/target/linux/ramips/files-3.7/arch/mips/ralink/common/Makefile +++ /dev/null @@ -1,13 +0,0 @@ -# -# Makefile for the Ralink common stuff -# -# Copyright (C) 2009-2010 Gabor Juhos <juhosg@openwrt.org> -# -# This program is free software; you can redistribute it and/or modify it -# under the terms of the GNU General Public License version 2 as published -# by the Free Software Foundation. - -obj-y := prom.o setup.o intc.o gpio.o - -obj-$(CONFIG_RALINK_DEV_GPIO_BUTTONS) += dev-gpio-buttons.o -obj-$(CONFIG_RALINK_DEV_GPIO_LEDS) += dev-gpio-leds.o diff --git a/target/linux/ramips/files-3.7/arch/mips/ralink/common/dev-gpio-buttons.c b/target/linux/ramips/files-3.7/arch/mips/ralink/common/dev-gpio-buttons.c deleted file mode 100644 index 75a2a17143..0000000000 --- a/target/linux/ramips/files-3.7/arch/mips/ralink/common/dev-gpio-buttons.c +++ /dev/null @@ -1,57 +0,0 @@ -/* - * Ralink SoC GPIO button support - * - * Copyright (C) 2010 Gabor Juhos <juhosg@openwrt.org> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. - */ - -#include "linux/init.h" -#include <linux/platform_device.h> -#include <linux/slab.h> - -#include <asm/mach-ralink/dev-gpio-buttons.h> - -void __init ramips_register_gpio_buttons(int id, - unsigned poll_interval, - unsigned nbuttons, - struct gpio_keys_button *buttons) -{ - struct platform_device *pdev; - struct gpio_keys_platform_data pdata; - struct gpio_keys_button *p; - int err; - - p = kmalloc(nbuttons * sizeof(*p), GFP_KERNEL); - if (!p) - return; - - memcpy(p, buttons, nbuttons * sizeof(*p)); - - pdev = platform_device_alloc("gpio-keys-polled", id); - if (!pdev) - goto err_free_buttons; - - memset(&pdata, 0, sizeof(pdata)); - pdata.poll_interval = poll_interval; - pdata.nbuttons = nbuttons; - pdata.buttons = p; - - err = platform_device_add_data(pdev, &pdata, sizeof(pdata)); - if (err) - goto err_put_pdev; - - err = platform_device_add(pdev); - if (err) - goto err_put_pdev; - - return; - -err_put_pdev: - platform_device_put(pdev); - -err_free_buttons: - kfree(p); -} diff --git a/target/linux/ramips/files-3.7/arch/mips/ralink/common/dev-gpio-leds.c b/target/linux/ramips/files-3.7/arch/mips/ralink/common/dev-gpio-leds.c deleted file mode 100644 index a45a7cb779..0000000000 --- a/target/linux/ramips/files-3.7/arch/mips/ralink/common/dev-gpio-leds.c +++ /dev/null @@ -1,54 +0,0 @@ -/* - * Ralink SoC GPIO LED device support - * - * Copyright (C) 2009 Gabor Juhos <juhosg@openwrt.org> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. - */ - -#include <linux/init.h> -#include <linux/platform_device.h> -#include <linux/slab.h> - -#include <asm/mach-ralink/dev-gpio-leds.h> - -void __init ramips_register_gpio_leds(int id, unsigned num_leds, - struct gpio_led *leds) -{ - struct platform_device *pdev; - struct gpio_led_platform_data pdata; - struct gpio_led *p; - int err; - - p = kmalloc(num_leds * sizeof(*p), GFP_KERNEL); - if (!p) - return; - - memcpy(p, leds, num_leds * sizeof(*p)); - - pdev = platform_device_alloc("leds-gpio", id); - if (!pdev) - goto err_free_leds; - - memset(&pdata, 0, sizeof(pdata)); - pdata.num_leds = num_leds; - pdata.leds = p; - - err = platform_device_add_data(pdev, &pdata, sizeof(pdata)); - if (err) - goto err_put_pdev; - - err = platform_device_add(pdev); - if (err) - goto err_put_pdev; - - return; - -err_put_pdev: - platform_device_put(pdev); - -err_free_leds: - kfree(p); -} diff --git a/target/linux/ramips/files-3.7/arch/mips/ralink/common/gpio.c b/target/linux/ramips/files-3.7/arch/mips/ralink/common/gpio.c deleted file mode 100644 index f03d145b6d..0000000000 --- a/target/linux/ramips/files-3.7/arch/mips/ralink/common/gpio.c +++ /dev/null @@ -1,113 +0,0 @@ -/* - * Ralink SoC specific GPIO support - * - * Copyright (C) 2009-2011 Gabor Juhos <juhosg@openwrt.org> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. - */ - -#include <linux/init.h> -#include <linux/io.h> - -#include <asm/mach-ralink/ramips_gpio.h> - -static inline struct ramips_gpio_chip *to_ramips_gpio(struct gpio_chip *chip) -{ - struct ramips_gpio_chip *rg; - - rg = container_of(chip, struct ramips_gpio_chip, chip); - return rg; -} - -static inline void ramips_gpio_wr(struct ramips_gpio_chip *rg, u8 reg, u32 val) -{ - __raw_writel(val, rg->regs_base + rg->regs[reg]); -} - -static inline u32 ramips_gpio_rr(struct ramips_gpio_chip *rg, u8 reg) -{ - return __raw_readl(rg->regs_base + rg->regs[reg]); -} - -static int ramips_gpio_direction_input(struct gpio_chip *chip, unsigned offset) -{ - struct ramips_gpio_chip *rg = to_ramips_gpio(chip); - unsigned long flags; - u32 t; - - spin_lock_irqsave(&rg->lock, flags); - t = ramips_gpio_rr(rg, RAMIPS_GPIO_REG_DIR); - t &= ~(1 << offset); - ramips_gpio_wr(rg, RAMIPS_GPIO_REG_DIR, t); - spin_unlock_irqrestore(&rg->lock, flags); - - return 0; -} - -static int ramips_gpio_direction_output(struct gpio_chip *chip, - unsigned offset, int value) -{ - struct ramips_gpio_chip *rg = to_ramips_gpio(chip); - unsigned long flags; - u32 reg; - u32 t; - - reg = (value) ? RAMIPS_GPIO_REG_SET : RAMIPS_GPIO_REG_RESET; - - spin_lock_irqsave(&rg->lock, flags); - ramips_gpio_wr(rg, reg, 1 << offset); - - t = ramips_gpio_rr(rg, RAMIPS_GPIO_REG_DIR); - t |= 1 << offset; - ramips_gpio_wr(rg, RAMIPS_GPIO_REG_DIR, t); - spin_unlock_irqrestore(&rg->lock, flags); - - return 0; -} - -static void ramips_gpio_set(struct gpio_chip *chip, unsigned offset, int value) -{ - struct ramips_gpio_chip *rg = to_ramips_gpio(chip); - u32 reg; - - reg = (value) ? RAMIPS_GPIO_REG_SET : RAMIPS_GPIO_REG_RESET; - ramips_gpio_wr(rg, reg, 1 << offset); -} - -static int ramips_gpio_get(struct gpio_chip *chip, unsigned offset) -{ - struct ramips_gpio_chip *rg = to_ramips_gpio(chip); - u32 t; - - t = ramips_gpio_rr(rg, RAMIPS_GPIO_REG_DATA); - return !!(t & (1 << offset)); -} - -static __init void ramips_gpio_chip_add(struct ramips_gpio_chip *rg) -{ - spin_lock_init(&rg->lock); - - rg->regs_base = ioremap(rg->map_base, rg->map_size); - - rg->chip.direction_input = ramips_gpio_direction_input; - rg->chip.direction_output = ramips_gpio_direction_output; - rg->chip.get = ramips_gpio_get; - rg->chip.set = ramips_gpio_set; - - /* set polarity to low for all lines */ - ramips_gpio_wr(rg, RAMIPS_GPIO_REG_POL, 0); - - gpiochip_add(&rg->chip); -} - -__init int ramips_gpio_init(struct ramips_gpio_data *data) -{ - int i; - - for (i = 0; i < data->num_chips; i++) - ramips_gpio_chip_add(&data->chips[i]); - - return 0; -} diff --git a/target/linux/ramips/files-3.7/arch/mips/ralink/common/intc.c b/target/linux/ramips/files-3.7/arch/mips/ralink/common/intc.c deleted file mode 100644 index 65e42b423b..0000000000 --- a/target/linux/ramips/files-3.7/arch/mips/ralink/common/intc.c +++ /dev/null @@ -1,99 +0,0 @@ -/* - * Ralink SoC Interrupt controller routines - * - * Copyright (C) 2009 Gabor Juhos <juhosg@openwrt.org> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. - */ - -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/io.h> -#include <linux/interrupt.h> -#include <linux/irq.h> -#include <linux/bitops.h> - -#include <asm/irq_cpu.h> -#include <asm/mipsregs.h> - -#include <asm/mach-ralink/common.h> - -/* INTC register offsets */ -#define INTC_REG_STATUS0 0x00 -#define INTC_REG_STATUS1 0x04 -#define INTC_REG_TYPE 0x20 -#define INTC_REG_RAW_STATUS 0x30 -#define INTC_REG_ENABLE 0x34 -#define INTC_REG_DISABLE 0x38 - -#define INTC_INT_GLOBAL BIT(31) -#define INTC_IRQ_COUNT 32 - -static unsigned int ramips_intc_irq_base; -static void __iomem *ramips_intc_base; - -static inline void ramips_intc_wr(u32 val, unsigned reg) -{ - __raw_writel(val, ramips_intc_base + reg); -} - -static inline u32 ramips_intc_rr(unsigned reg) -{ - return __raw_readl(ramips_intc_base + reg); -} - -static void ramips_intc_irq_unmask(struct irq_data *d) -{ - unsigned int irq = d->irq - ramips_intc_irq_base; - - ramips_intc_wr((1 << irq), INTC_REG_ENABLE); -} - -static void ramips_intc_irq_mask(struct irq_data *d) -{ - unsigned int irq = d->irq - ramips_intc_irq_base; - - ramips_intc_wr((1 << irq), INTC_REG_DISABLE); -} - -static struct irq_chip ramips_intc_irq_chip = { - .name = "INTC", - .irq_unmask = ramips_intc_irq_unmask, - .irq_mask = ramips_intc_irq_mask, - .irq_mask_ack = ramips_intc_irq_mask, -}; - -static struct irqaction ramips_intc_irqaction = { - .handler = no_action, - .name = "cascade [INTC]", -}; - -void __init ramips_intc_irq_init(unsigned intc_base, unsigned irq, - unsigned irq_base) -{ - int i; - - ramips_intc_base = ioremap_nocache(intc_base, PAGE_SIZE); - ramips_intc_irq_base = irq_base; - - /* disable all interrupts */ - ramips_intc_wr(~0, INTC_REG_DISABLE); - - /* route all INTC interrupts to MIPS HW0 interrupt */ - ramips_intc_wr(0, INTC_REG_TYPE); - - for (i = ramips_intc_irq_base; - i < ramips_intc_irq_base + INTC_IRQ_COUNT; i++) - irq_set_chip_and_handler(i, &ramips_intc_irq_chip, - handle_level_irq); - - setup_irq(irq, &ramips_intc_irqaction); - ramips_intc_wr(INTC_INT_GLOBAL, INTC_REG_ENABLE); -} - -u32 ramips_intc_get_status(void) -{ - return ramips_intc_rr(INTC_REG_STATUS0); -} diff --git a/target/linux/ramips/files-3.7/arch/mips/ralink/common/prom.c b/target/linux/ramips/files-3.7/arch/mips/ralink/common/prom.c deleted file mode 100644 index 26169d366d..0000000000 --- a/target/linux/ramips/files-3.7/arch/mips/ralink/common/prom.c +++ /dev/null @@ -1,168 +0,0 @@ -/* - * Ralink SoC specific prom routines - * - * Copyright (C) 2010 Joonas Lahtinen <joonas.lahtinen@gmail.com> - * Copyright (C) 2009 Gabor Juhos <juhosg@openwrt.org> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. - */ - -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/string.h> - -#include <asm/bootinfo.h> -#include <asm/addrspace.h> - -#include <asm/mach-ralink/common.h> -#include <asm/mach-ralink/machine.h> - -unsigned long ramips_mem_base; -unsigned long ramips_mem_size_min; -unsigned long ramips_mem_size_max; - -static inline void *to_ram_addr(void *addr) -{ - u32 base; - - base = KSEG0ADDR(ramips_mem_base); - if (((u32) addr > base) && - ((u32) addr < (base + ramips_mem_size_max))) - return addr; - - base = KSEG1ADDR(ramips_mem_base); - if (((u32) addr > base) && - ((u32) addr < (base + ramips_mem_size_max))) - return addr; - - /* some U-Boot variants uses physical addresses */ - base = ramips_mem_base; - if (((u32) addr > base) && - ((u32) addr < (base + ramips_mem_size_max))) - return (void *)KSEG0ADDR(addr); - - return NULL; -} - -static char ramips_cmdline_buf[COMMAND_LINE_SIZE] __initdata; -static void __init prom_append_cmdline(const char *name, - const char *value) -{ - snprintf(ramips_cmdline_buf, sizeof(ramips_cmdline_buf), - " %s=%s", name, value); - strlcat(arcs_cmdline, ramips_cmdline_buf, sizeof(arcs_cmdline)); -} - -#ifdef CONFIG_IMAGE_CMDLINE_HACK -extern char __image_cmdline[]; - -static int __init use_image_cmdline(void) -{ - char *p = __image_cmdline; - int replace = 0; - - if (*p == '-') { - replace = 1; - p++; - } - - if (*p == '\0') - return 0; - - if (replace) { - strlcpy(arcs_cmdline, p, sizeof(arcs_cmdline)); - } else { - strlcat(arcs_cmdline, " ", sizeof(arcs_cmdline)); - strlcat(arcs_cmdline, p, sizeof(arcs_cmdline)); - } - - return 1; -} -#else -static int inline use_image_cmdline(void) { return 0; } -#endif - -static __init void prom_init_cmdline(int argc, char **argv) -{ - int i; - - if (use_image_cmdline()) - return; - - if (!argv) { - printk(KERN_DEBUG "argv=%p is invalid, skipping\n", - argv); - return; - } - - for (i = 0; i < argc; i++) { - char *p = to_ram_addr(argv[i]); - - if (!p) { - printk(KERN_DEBUG - "argv[%d]=%p is invalid, skipping\n", - i, argv[i]); - continue; - } - - printk(KERN_DEBUG "argv[%d]: %s\n", i, p); - strlcat(arcs_cmdline, " ", sizeof(arcs_cmdline)); - strlcat(arcs_cmdline, p, sizeof(arcs_cmdline)); - } -} - -static __init char *prom_append_env(char **env, const char *envname) -{ -#define PROM_MAX_ENVS 256 - int len = strlen(envname); - int i; - - if (!env) { - printk(KERN_DEBUG "env=%p is not in RAM, skipping\n", - env); - return NULL; - } - - for (i = 0; i < PROM_MAX_ENVS; i++) { - char *p = to_ram_addr(env[i]); - - if (!p) - break; - - printk(KERN_DEBUG "env[%d]: %s\n", i, p); - if (strncmp(envname, p, len) == 0 && p[len] == '=') - prom_append_cmdline(envname, p + len + 1); - } - - return NULL; -#undef PROM_MAX_ENVS -} - -void __init prom_init(void) -{ - int argc; - char **envp; - char **argv; - - ramips_soc_prom_init(); - - printk(KERN_DEBUG - "prom: fw_arg0=%08x, fw_arg1=%08x, fw_arg2=%08x, fw_arg3=%08x\n", - (unsigned int)fw_arg0, (unsigned int)fw_arg1, - (unsigned int)fw_arg2, (unsigned int)fw_arg3); - - argc = fw_arg0; - argv = to_ram_addr((void *)fw_arg1); - prom_init_cmdline(argc, argv); - - envp = to_ram_addr((void *)fw_arg2); - prom_append_env(envp, "board"); - prom_append_env(envp, "ethaddr"); -} - -void __init prom_free_prom_memory(void) -{ - /* We do not have to prom memory to free */ -} diff --git a/target/linux/ramips/files-3.7/arch/mips/ralink/common/setup.c b/target/linux/ramips/files-3.7/arch/mips/ralink/common/setup.c deleted file mode 100644 index 1af855e649..0000000000 --- a/target/linux/ramips/files-3.7/arch/mips/ralink/common/setup.c +++ /dev/null @@ -1,98 +0,0 @@ -/* - * Ralink SoC common setup - * - * Copyright (C) 2008-2009 Gabor Juhos <juhosg@openwrt.org> - * Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. - */ - -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/io.h> -#include <linux/serial_8250.h> - -#include <asm/bootinfo.h> -#include <asm/addrspace.h> - -#include <asm/mach-ralink/common.h> -#include <asm/mach-ralink/machine.h> - -unsigned char ramips_sys_type[RAMIPS_SYS_TYPE_LEN]; -unsigned long (*ramips_get_mem_size)(void); - -const char *get_system_type(void) -{ - return ramips_sys_type; -} - -static void __init detect_mem_size(void) -{ - unsigned long size; - - if (ramips_get_mem_size) { - size = ramips_get_mem_size(); - } else { - void *base; - - base = (void *) KSEG1ADDR(detect_mem_size); - for (size = ramips_mem_size_min; size < ramips_mem_size_max; - size <<= 1 ) { - if (!memcmp(base, base + size, 1024)) - break; - } - } - - add_memory_region(ramips_mem_base, size, BOOT_MEM_RAM); -} - -void __init ramips_early_serial_setup(int line, unsigned base, unsigned freq, - unsigned irq) -{ - struct uart_port p; - int err; - - memset(&p, 0, sizeof(p)); - p.flags = UPF_SKIP_TEST | UPF_FIXED_TYPE; - p.iotype = UPIO_AU; - p.uartclk = freq; - p.regshift = 2; - p.type = PORT_16550A; - - p.mapbase = base; - p.membase = ioremap_nocache(p.mapbase, PAGE_SIZE); - p.line = line; - p.irq = irq; - - err = early_serial_setup(&p); - if (err) - printk(KERN_ERR "early serial%d registration failed %d\n", - line, err); -} - -void __init plat_mem_setup(void) -{ - set_io_port_base(KSEG1); - - detect_mem_size(); - ramips_soc_setup(); -} - -__setup("board=", mips_machtype_setup); - -static int __init ramips_machine_setup(void) -{ - mips_machine_setup(); - return 0; -} - -arch_initcall(ramips_machine_setup); - -static void __init ramips_generic_init(void) -{ -} - -MIPS_MACHINE(RAMIPS_MACH_GENERIC, "Generic", "Generic Ralink board", - ramips_generic_init); |