diff options
Diffstat (limited to 'target/linux/rdc/files/arch/x86/mach-rdc')
| -rw-r--r-- | target/linux/rdc/files/arch/x86/mach-rdc/Makefile | 5 | ||||
| -rw-r--r-- | target/linux/rdc/files/arch/x86/mach-rdc/gpio.c | 91 | ||||
| -rw-r--r-- | target/linux/rdc/files/arch/x86/mach-rdc/platform.c | 263 | ||||
| -rw-r--r-- | target/linux/rdc/files/arch/x86/mach-rdc/setup.c | 14 | ||||
| -rw-r--r-- | target/linux/rdc/files/arch/x86/mach-rdc/wdt.c | 272 |
5 files changed, 0 insertions, 645 deletions
diff --git a/target/linux/rdc/files/arch/x86/mach-rdc/Makefile b/target/linux/rdc/files/arch/x86/mach-rdc/Makefile deleted file mode 100644 index 5961bc7910..0000000000 --- a/target/linux/rdc/files/arch/x86/mach-rdc/Makefile +++ /dev/null @@ -1,5 +0,0 @@ -# -# Makefile for the RDC321x specific parts of the kernel -# -obj-$(CONFIG_X86_RDC) := gpio.o platform.o wdt.o - diff --git a/target/linux/rdc/files/arch/x86/mach-rdc/gpio.c b/target/linux/rdc/files/arch/x86/mach-rdc/gpio.c deleted file mode 100644 index dbd03270f1..0000000000 --- a/target/linux/rdc/files/arch/x86/mach-rdc/gpio.c +++ /dev/null @@ -1,91 +0,0 @@ -/* - * Copyright (C) 2007, OpenWrt.org, Florian Fainelli <florian@openwrt.org> - * RDC321x architecture specific GPIO support - * - * 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. - */ - -#include <linux/autoconf.h> -#include <linux/init.h> -#include <linux/io.h> -#include <linux/types.h> -#include <linux/module.h> -#include <linux/delay.h> - -#include <asm/mach-rdc/rdc321x_defs.h> - -static inline int rdc_gpio_is_valid(unsigned gpio) -{ - return (gpio <= RDC_MAX_GPIO); -} - -static unsigned int rdc_gpio_read(unsigned gpio) -{ - unsigned int val; - - val = 0x80000000 | (7 << 11) | ((gpio&0x20?0x84:0x48)); - outl(val, RDC3210_CFGREG_ADDR); - udelay(10); - val = inl(RDC3210_CFGREG_DATA); - val |= (0x1 << (gpio & 0x1F)); - outl(val, RDC3210_CFGREG_DATA); - udelay(10); - val = 0x80000000 | (7 << 11) | ((gpio&0x20?0x88:0x4C)); - outl(val, RDC3210_CFGREG_ADDR); - udelay(10); - val = inl(RDC3210_CFGREG_DATA); - - return val; -} - -static void rdc_gpio_write(unsigned int val) -{ - if (val) { - outl(val, RDC3210_CFGREG_DATA); - udelay(10); - } -} - -int rdc_gpio_get_value(unsigned gpio) -{ - if (rdc_gpio_is_valid(gpio)) - return (int)rdc_gpio_read(gpio); - else - return -EINVAL; -} -EXPORT_SYMBOL(rdc_gpio_get_value); - -void rdc_gpio_set_value(unsigned gpio, int value) -{ - unsigned int val; - - if (!rdc_gpio_is_valid(gpio)) - return; - - val = rdc_gpio_read(gpio); - - if (value) - val &= ~(0x1 << (gpio & 0x1F)); - else - val |= (0x1 << (gpio & 0x1F)); - - rdc_gpio_write(val); -} -EXPORT_SYMBOL(rdc_gpio_set_value); - -int rdc_gpio_direction_input(unsigned gpio) -{ - return 0; -} -EXPORT_SYMBOL(rdc_gpio_direction_input); - -int rdc_gpio_direction_output(unsigned gpio, int value) -{ - return 0; -} -EXPORT_SYMBOL(rdc_gpio_direction_output); - - diff --git a/target/linux/rdc/files/arch/x86/mach-rdc/platform.c b/target/linux/rdc/files/arch/x86/mach-rdc/platform.c deleted file mode 100644 index 86981f8441..0000000000 --- a/target/linux/rdc/files/arch/x86/mach-rdc/platform.c +++ /dev/null @@ -1,263 +0,0 @@ -/* - * - * Generic RDC321x platform devices - * - * Copyright (C) 2007-2008 OpenWrt.org - * Copyright (C) 2007 Florian Fainelli <florian@openwrt.org> - * Copyright (C) 2008 Daniel Gimpelevich <daniel@gimpelevich.san-francisco.ca.us> - * - * 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 Street, Fifth Floor, - * Boston, MA 02110-1301, USA. - * - */ - -#include <linux/init.h> -#include <linux/kernel.h> -#include <linux/list.h> -#include <linux/device.h> -#include <linux/platform_device.h> -#include <linux/version.h> -#include <linux/leds.h> -#include <linux/gpio_keys.h> -#include <linux/input.h> -#include <linux/mtd/map.h> -#include <linux/mtd/mtd.h> -#include <linux/mtd/physmap.h> -#include <linux/root_dev.h> -#include <asm/gpio.h> - -/* Flash */ -#ifdef CONFIG_MTD_RDC3210 -static struct resource rdc_flash_resource[] = { - [0] = { - .start = (u32)-CONFIG_MTD_RDC3210_SIZE, - .end = (u32)-1, - .flags = IORESOURCE_MEM, - }, -}; - -static struct platform_device rdc_flash_device = { - .name = "rdc321x-flash", - .id = -1, - .num_resources = ARRAY_SIZE(rdc_flash_resource), - .resource = rdc_flash_resource, -}; -#else -static struct mtd_partition rdc_flash_parts[15]; - -static struct resource rdc_flash_resource = { - .end = (u32)-1, - .flags = IORESOURCE_MEM, -}; - -static struct physmap_flash_data rdc_flash_data = { - .parts = rdc_flash_parts, -}; - -static struct platform_device rdc_flash_device = { - .name = "physmap-flash", - .id = -1, - .resource = &rdc_flash_resource, - .num_resources = 1, - .dev.platform_data = &rdc_flash_data, -}; -#endif - -/* LEDS */ -static struct gpio_led default_leds[] = { - { .name = "rdc321x:dmz", .gpio = 1, }, -}; - -static struct gpio_led_platform_data rdc321x_led_data = { - .num_leds = ARRAY_SIZE(default_leds), - .leds = default_leds, -}; - -static struct platform_device rdc321x_leds = { - .name = "leds-gpio", - .id = -1, - .dev = { - .platform_data = &rdc321x_led_data, - } -}; - -/* Watchdog */ -static struct platform_device rdc321x_wdt = { - .name = "rdc321x-wdt", - .id = -1, - .num_resources = 0, -}; - -/* Button */ -static struct gpio_keys_button rdc321x_gpio_btn[] = { - { - .gpio = 0, - .code = BTN_0, - .desc = "Reset", - .active_low = 1, - } -}; - -static struct gpio_keys_platform_data rdc321x_gpio_btn_data = { - .buttons = rdc321x_gpio_btn, - .nbuttons = ARRAY_SIZE(rdc321x_gpio_btn), -}; - -static struct platform_device rdc321x_button = { - .name = "gpio-keys", - .id = -1, - .dev = { - .platform_data = &rdc321x_gpio_btn_data, - } -}; - -static struct platform_device *rdc321x_devs[] = { - &rdc_flash_device, - &rdc321x_leds, - &rdc321x_wdt, - &rdc321x_button -}; - -static int probe_flash_start(struct map_info *the_map) -{ - struct mtd_info *res; - - the_map->virt = ioremap(the_map->phys, the_map->size); - if (the_map->virt == NULL) - return 1; - for (the_map->bankwidth = 32; the_map->bankwidth; the_map->bankwidth - >>= 1) { - res = do_map_probe("cfi_probe", the_map); - if (res == NULL) - res = do_map_probe("jedec_probe", the_map); - if (res != NULL) - break; - } - iounmap(the_map->virt); - if (res != NULL) - the_map->phys = (u32)-(s32)(the_map->size = res->size); - return res == NULL; -} - -static __init int rdc_board_setup(void) -{ -#ifndef CONFIG_MTD_RDC3210 - struct map_info rdc_map_info; - u32 the_header[4]; - - ROOT_DEV = 0; - rdc_map_info.name = rdc_flash_device.name; - rdc_map_info.phys = 0xff000000; - rdc_map_info.size = 0x1000000; - rdc_map_info.bankwidth = 2; - rdc_map_info.set_vpp = NULL; - simple_map_init(&rdc_map_info); - while (probe_flash_start(&rdc_map_info)) { - rdc_map_info.phys++; - if (--rdc_map_info.size) - panic("Not to be or to be: That" - " is not the question."); - } - rdc_flash_resource.start = rdc_map_info.phys; - rdc_flash_data.width = rdc_map_info.bankwidth; - rdc_map_info.virt = (u32)ioremap_nocache(rdc_map_info.phys, 0x10); - if (rdc_map_info.virt == NULL) - panic("Something's rotten in Denmark!"); - the_header[0] = ((u32 *)rdc_map_info.virt)[0]; - the_header[1] = ((u32 *)rdc_map_info.virt)[1]; - the_header[2] = ((u32 *)rdc_map_info.virt)[2]; - the_header[3] = ((u32 *)rdc_map_info.virt)[3]; - iounmap(rdc_map_info.virt); - if (!memcmp(the_header, "GMTK", 4)) { /* Gemtek */ - /* TODO */ - } else if (!memcmp(the_header, "CSYS", 4)) { /* Sitecom */ - /* TODO */ - } else if (!memcmp(((u8 *)the_header) + 14, "Li", 2)) { /* AMIT */ - rdc_flash_parts[0].name = "kernel_parthdr"; - rdc_flash_parts[0].offset = 0; - rdc_flash_parts[0].size = 0x10; - rdc_flash_parts[1].name = "kernel"; - rdc_flash_parts[1].offset = 0x10; - rdc_flash_parts[1].size = 0xffff0; - rdc_flash_parts[2].name = "rootfs_parthdr"; - rdc_flash_parts[2].offset = 0x100000; - rdc_flash_parts[2].size = 0x10; - rdc_flash_parts[3].name = "rootfs"; - rdc_flash_parts[3].offset = 0x100010; - rdc_flash_parts[3].size = rdc_map_info.size - 0x160010; - rdc_flash_parts[4].name = "config_parthdr"; - rdc_flash_parts[4].offset = rdc_map_info.size - 0x60000; - rdc_flash_parts[4].size = 0x10; - rdc_flash_parts[5].name = "config"; - rdc_flash_parts[5].offset = rdc_map_info.size - 0x5fff0; - rdc_flash_parts[5].size = 0xfff0; - rdc_flash_parts[6].name = "recoveryfs_parthdr"; - rdc_flash_parts[6].offset = rdc_map_info.size - 0x50000; - rdc_flash_parts[6].size = 0x10; - rdc_flash_parts[7].name = "recoveryfs"; - rdc_flash_parts[7].offset = rdc_map_info.size - 0x4fff0; - rdc_flash_parts[7].size = 0x3fff0; - rdc_flash_parts[8].name = "recovery_parthdr"; - rdc_flash_parts[8].offset = rdc_map_info.size - 0x10000; - rdc_flash_parts[8].size = 0x10; - rdc_flash_parts[9].name = "recovery"; - rdc_flash_parts[9].offset = rdc_map_info.size - 0xfff0; - rdc_flash_parts[9].size = 0x7ff0; - rdc_flash_parts[10].name = "productinfo_parthdr"; - rdc_flash_parts[10].offset = rdc_map_info.size - 0x8000; - rdc_flash_parts[10].size = 0x10; - rdc_flash_parts[11].name = "productinfo"; - rdc_flash_parts[11].offset = rdc_map_info.size - 0x7ff0; - rdc_flash_parts[11].size = 0x1ff0; - rdc_flash_parts[12].name = "bootloader_parthdr"; - rdc_flash_parts[12].offset = rdc_map_info.size - 0x6000; - rdc_flash_parts[12].size = 0x10; - rdc_flash_parts[13].name = "bootloader"; - rdc_flash_parts[13].offset = rdc_map_info.size - 0x5ff0; - rdc_flash_parts[13].size = 0x5ff0; - rdc_flash_parts[14].name = "everything"; - rdc_flash_parts[14].offset = 0; - rdc_flash_parts[14].size = rdc_map_info.size; - rdc_flash_data.nr_parts = 15; - } else { /* ZyXEL */ - rdc_flash_parts[0].name = "kernel"; - rdc_flash_parts[0].offset = 0; - rdc_flash_parts[0].size = 0x100000; - rdc_flash_parts[1].name = "rootfs"; - rdc_flash_parts[1].offset = 0x100000; - rdc_flash_parts[1].size = rdc_map_info.size - 0x140000; - rdc_flash_parts[2].name = "linux"; - rdc_flash_parts[2].offset = 0; - rdc_flash_parts[2].size = rdc_map_info.size - 0x40000; - rdc_flash_parts[3].name = "config"; - rdc_flash_parts[3].offset = rdc_map_info.size - 0x40000; - rdc_flash_parts[3].size = 0x10000; - rdc_flash_parts[4].name = "productinfo"; - rdc_flash_parts[4].offset = rdc_map_info.size - 0x30000; - rdc_flash_parts[4].size = 0x10000; - rdc_flash_parts[5].name = "bootloader"; - rdc_flash_parts[5].offset = rdc_map_info.size - 0x20000; - rdc_flash_parts[5].size = 0x20000; - rdc_flash_data.nr_parts = 6; - } -#endif - return platform_add_devices(rdc321x_devs, ARRAY_SIZE(rdc321x_devs)); -} - -#ifdef CONFIG_MTD_RDC3210 -arch_initcall(rdc_board_setup); -#else -late_initcall(rdc_board_setup); -#endif diff --git a/target/linux/rdc/files/arch/x86/mach-rdc/setup.c b/target/linux/rdc/files/arch/x86/mach-rdc/setup.c deleted file mode 100644 index ad206c3d05..0000000000 --- a/target/linux/rdc/files/arch/x86/mach-rdc/setup.c +++ /dev/null @@ -1,14 +0,0 @@ -/* - * Machine specific setup for generic - */ - -#include <linux/init.h> -#include <linux/interrupt.h> -#include <asm/arch_hooks.h> -#include <asm/io.h> -#include <asm/setup.h> - -char * __init machine_specific_memory_setup(void) -{ - return "RDC R-321x"; -} diff --git a/target/linux/rdc/files/arch/x86/mach-rdc/wdt.c b/target/linux/rdc/files/arch/x86/mach-rdc/wdt.c deleted file mode 100644 index 13b69f68ab..0000000000 --- a/target/linux/rdc/files/arch/x86/mach-rdc/wdt.c +++ /dev/null @@ -1,272 +0,0 @@ -/* - * RDC321x watchdog driver - * - * Copyright (C) 2007 Florian Fainelli <florian@openwrt.org> - * - * This driver is highly inspired from the cpu5_wdt driver - * - * 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., 675 Mass Ave, Cambridge, MA 02139, USA. - * - */ - -#include <linux/module.h> -#include <linux/moduleparam.h> -#include <linux/types.h> -#include <linux/errno.h> -#include <linux/miscdevice.h> -#include <linux/fs.h> -#include <linux/init.h> -#include <linux/ioport.h> -#include <linux/timer.h> -#include <linux/completion.h> -#include <linux/jiffies.h> -#include <linux/platform_device.h> -#include <linux/watchdog.h> - -#include <asm/io.h> -#include <asm/uaccess.h> - -#include <asm/mach-rdc/rdc321x_defs.h> - -#define RDC_WDT_MASK 0x80000000 /* Mask */ -#define RDC_WDT_EN 0x00800000 /* Enable bit */ -#define RDC_WDT_WTI 0x00200000 /* Generate a CPU reset/NMI/WDT irq when WDT timeout is reached */ -#define RDC_WDT_RST 0x00100000 /* Reset bit */ -#define RDC_WDT_WIF 0x00040000 /* WDT IRQ Flag */ -#define RDC_WDT_IRT 0x00000100 /* IRQ Routing table */ -#define RDC_WDT_CNT 0x00000001 /* WDT count */ - -#define RDC_CLS_TMR 0x80003844 /* Clear timer */ - -#define RDC_WDT_INTERVAL (HZ/10+1) - -int nowayout = WATCHDOG_NOWAYOUT; -module_param(nowayout, int, 0); -MODULE_PARM_DESC(nowayout, "Watchdog cannot be stopped once started (default=" __MODULE_STRING(WATCHDOG_NOWAYOUT) ")"); - -static int ticks = 1000; - -/* some device data */ - -static struct { - struct completion stop; - volatile int running; - struct timer_list timer; - volatile int queue; - int default_ticks; - unsigned long inuse; -} rdc321x_wdt_device; - -/* generic helper functions */ - -static void rdc321x_wdt_trigger(unsigned long unused) -{ - if( rdc321x_wdt_device.running ) - ticks--; - - /* keep watchdog alive */ - outl(RDC_WDT_EN|inl(RDC3210_CFGREG_DATA), RDC3210_CFGREG_DATA); - - /* requeue?? */ - if (rdc321x_wdt_device.queue && ticks) - mod_timer(&rdc321x_wdt_device.timer, jiffies + RDC_WDT_INTERVAL); - else { - /* ticks doesn't matter anyway */ - complete(&rdc321x_wdt_device.stop); - } - -} - -static void rdc321x_wdt_reset(void) -{ - ticks = rdc321x_wdt_device.default_ticks; -} - -static void rdc321x_wdt_start(void) -{ - if (!rdc321x_wdt_device.queue) { - rdc321x_wdt_device.queue = 1; - - /* Clear the timer */ - outl(RDC_CLS_TMR, RDC3210_CFGREG_ADDR); - - /* Enable watchdog and set the timeout to 81.92 us */ - outl(RDC_WDT_EN|RDC_WDT_CNT, RDC3210_CFGREG_DATA); - - mod_timer(&rdc321x_wdt_device.timer, jiffies + RDC_WDT_INTERVAL); - } - - /* if process dies, counter is not decremented */ - rdc321x_wdt_device.running++; -} - -static int rdc321x_wdt_stop(void) -{ - if (rdc321x_wdt_device.running) - rdc321x_wdt_device.running = 0; - - ticks = rdc321x_wdt_device.default_ticks; - - return -EIO; -} - -/* filesystem operations */ - -static int rdc321x_wdt_open(struct inode *inode, struct file *file) -{ - if (test_and_set_bit(0, &rdc321x_wdt_device.inuse)) - return -EBUSY; - - return nonseekable_open(inode, file); -} - -static int rdc321x_wdt_release(struct inode *inode, struct file *file) -{ - clear_bit(0, &rdc321x_wdt_device.inuse); - return 0; -} - -static int rdc321x_wdt_ioctl(struct inode *inode, struct file *file, unsigned int cmd, unsigned long arg) -{ - void __user *argp = (void __user *)arg; - unsigned int value; - static struct watchdog_info ident = - { - .options = WDIOF_CARDRESET, - .identity = "RDC321x WDT", - }; - - switch(cmd) { - case WDIOC_KEEPALIVE: - rdc321x_wdt_reset(); - break; - case WDIOC_GETSTATUS: - /* Read the value from the DATA register */ - value = inl(RDC3210_CFGREG_DATA); - if ( copy_to_user(argp, &value, sizeof(int)) ) - return -EFAULT; - break; - case WDIOC_GETSUPPORT: - if ( copy_to_user(argp, &ident, sizeof(ident)) ) - return -EFAULT; - break; - case WDIOC_SETOPTIONS: - if ( copy_from_user(&value, argp, sizeof(int)) ) - return -EFAULT; - switch(value) { - case WDIOS_ENABLECARD: - rdc321x_wdt_start(); - break; - case WDIOS_DISABLECARD: - return rdc321x_wdt_stop(); - default: - return -EINVAL; - } - break; - default: - return -ENOTTY; - } - return 0; -} - -static ssize_t rdc321x_wdt_write(struct file *file, const char __user *buf, size_t count, loff_t *ppos) -{ - if ( !count ) - return -EIO; - - rdc321x_wdt_reset(); - - return count; -} - -static const struct file_operations rdc321x_wdt_fops = { - .owner = THIS_MODULE, - .llseek = no_llseek, - .ioctl = rdc321x_wdt_ioctl, - .open = rdc321x_wdt_open, - .write = rdc321x_wdt_write, - .release = rdc321x_wdt_release, -}; - -static struct miscdevice rdc321x_wdt_misc = { - .minor = WATCHDOG_MINOR, - .name = "watchdog", - .fops = &rdc321x_wdt_fops, -}; - -static int __devinit rdc321x_wdt_probe(struct platform_device *pdev) -{ - int err; - - if ( (err = misc_register(&rdc321x_wdt_misc)) < 0 ) { - printk(KERN_ERR PFX "misc_register failed\n"); - return err; - } - - /* Reset the watchdog */ - outl(RDC_WDT_RST, RDC3210_CFGREG_DATA); - - init_completion(&rdc321x_wdt_device.stop); - rdc321x_wdt_device.queue = 0; - - clear_bit(0, &rdc321x_wdt_device.inuse); - - setup_timer(&rdc321x_wdt_device.timer, rdc321x_wdt_trigger, 0); - - rdc321x_wdt_device.default_ticks = ticks; - - printk(KERN_INFO PFX "init success\n"); - - return 0; -} - -static int rdc321x_wdt_remove(struct platform_device *pdev) -{ - if (rdc321x_wdt_device.queue) { - rdc321x_wdt_device.queue = 0; - wait_for_completion(&rdc321x_wdt_device.stop); - } - - misc_deregister(&rdc321x_wdt_misc); - - return 0; -} - -static struct platform_driver rdc321x_wdt_driver = { - .probe = rdc321x_wdt_probe, - .remove = rdc321x_wdt_remove, - .driver = { - .owner = THIS_MODULE, - .name = "rdc321x-wdt", - }, -}; - -static int __init rdc321x_wdt_init(void) -{ - return platform_driver_register(&rdc321x_wdt_driver); -} - -static void __exit rdc321x_wdt_exit(void) -{ - platform_driver_unregister(&rdc321x_wdt_driver); -} - -module_init(rdc321x_wdt_init); -module_exit(rdc321x_wdt_exit); - -MODULE_AUTHOR("Florian Fainelli <florian@openwrt.org>"); -MODULE_DESCRIPTION("RDC321x watchdog driver"); -MODULE_LICENSE("GPL"); -MODULE_ALIAS_MISCDEV(WATCHDOG_MINOR); |