diff options
Diffstat (limited to 'target/linux/ifxmips/patches-2.6.30/150-wdt.patch')
| -rw-r--r-- | target/linux/ifxmips/patches-2.6.30/150-wdt.patch | 229 |
1 files changed, 0 insertions, 229 deletions
diff --git a/target/linux/ifxmips/patches-2.6.30/150-wdt.patch b/target/linux/ifxmips/patches-2.6.30/150-wdt.patch deleted file mode 100644 index 8e668da9a8..0000000000 --- a/target/linux/ifxmips/patches-2.6.30/150-wdt.patch +++ /dev/null @@ -1,229 +0,0 @@ -Index: linux-2.6.30.8/drivers/watchdog/Makefile -=================================================================== ---- linux-2.6.30.8.orig/drivers/watchdog/Makefile 2009-09-24 17:28:02.000000000 +0200 -+++ linux-2.6.30.8/drivers/watchdog/Makefile 2009-10-19 21:31:32.000000000 +0200 -@@ -105,6 +105,7 @@ - obj-$(CONFIG_SIBYTE_WDOG) += sb_wdog.o - obj-$(CONFIG_AR7_WDT) += ar7_wdt.o - obj-$(CONFIG_TXX9_WDT) += txx9wdt.o -+obj-$(CONFIG_IFXMIPS_WDT) += ifxmips_wdt.o - - # PARISC Architecture - -Index: linux-2.6.30.8/drivers/watchdog/Kconfig -=================================================================== ---- linux-2.6.30.8.orig/drivers/watchdog/Kconfig 2009-09-24 17:28:02.000000000 +0200 -+++ linux-2.6.30.8/drivers/watchdog/Kconfig 2009-10-19 21:31:32.000000000 +0200 -@@ -764,6 +764,12 @@ - help - Hardware driver for the built-in watchdog timer on TXx9 MIPS SoCs. - -+config IFXMIPS_WDT -+ bool "IFXMips watchdog" -+ depends on IFXMIPS -+ help -+ Hardware driver for the IFXMIPS Watchdog Timer. -+ - # PARISC Architecture - - # POWERPC Architecture -Index: linux-2.6.30.8/drivers/watchdog/ifxmips_wdt.c -=================================================================== ---- /dev/null 1970-01-01 00:00:00.000000000 +0000 -+++ linux-2.6.30.8/drivers/watchdog/ifxmips_wdt.c 2009-10-19 21:40:17.000000000 +0200 -@@ -0,0 +1,195 @@ -+/* -+ * 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA -+ * -+ * Copyright (C) 2008 John Crispin <blogic@openwrt.org> -+ * Based on EP93xx wdt driver -+ */ -+ -+#include <linux/module.h> -+#include <linux/fs.h> -+#include <linux/miscdevice.h> -+#include <linux/miscdevice.h> -+#include <linux/watchdog.h> -+#include <linux/platform_device.h> -+#include <linux/uaccess.h> -+ -+#include <ifxmips.h> -+#include <ifxmips_cgu.h> -+ -+#define IFXMIPS_WDT_PW1 0x00BE0000 -+#define IFXMIPS_WDT_PW2 0x00DC0000 -+ -+#ifndef CONFIG_WATCHDOG_NOWAYOUT -+static int wdt_ok_to_close; -+#endif -+ -+static int wdt_timeout = 30; -+ -+int ifxmips_wdt_enable(unsigned int timeout) -+{ -+ u32 fpi; -+ fpi = cgu_get_io_region_clock(); -+ ifxmips_w32(IFXMIPS_WDT_PW1, IFXMIPS_BIU_WDT_CR); -+ ifxmips_w32(IFXMIPS_WDT_PW2 | -+ (0x3 << 26) | /* PWL */ -+ (0x3 << 24) | /* CLKDIV */ -+ (0x1 << 31) | /* enable */ -+ ((timeout * (fpi / 0x40000)) + 0x1000), /* reload */ -+ IFXMIPS_BIU_WDT_CR); -+ return 0; -+} -+ -+void ifxmips_wdt_disable(void) -+{ -+#ifndef CONFIG_WATCHDOG_NOWAYOUT -+ wdt_ok_to_close = 0; -+#endif -+ ifxmips_w32(IFXMIPS_WDT_PW1, IFXMIPS_BIU_WDT_CR); -+ ifxmips_w32(IFXMIPS_WDT_PW2, IFXMIPS_BIU_WDT_CR); -+} -+ -+static ssize_t ifxmips_wdt_write(struct file *file, const char __user *data, -+ size_t len, loff_t *ppos) -+{ -+ size_t i; -+ -+ if (!len) -+ return 0; -+ -+#ifndef CONFIG_WATCHDOG_NOWAYOUT -+ for (i = 0; i != len; i++) { -+ char c; -+ if (get_user(c, data + i)) -+ return -EFAULT; -+ if (c == 'V') -+ wdt_ok_to_close = 1; -+ } -+#endif -+ ifxmips_wdt_enable(wdt_timeout); -+ return len; -+} -+ -+static struct watchdog_info ident = { -+ .options = WDIOF_MAGICCLOSE, -+ .identity = "ifxmips Watchdog", -+}; -+ -+static int ifxmips_wdt_ioctl(struct inode *inode, struct file *file, -+ unsigned int cmd, unsigned long arg) -+{ -+ int ret = -ENOTTY; -+ -+ switch (cmd) { -+ case WDIOC_GETSUPPORT: -+ ret = copy_to_user((struct watchdog_info __user *)arg, &ident, -+ sizeof(ident)) ? -EFAULT : 0; -+ break; -+ -+ case WDIOC_GETTIMEOUT: -+ ret = put_user(wdt_timeout, (int __user *)arg); -+ break; -+ -+ case WDIOC_SETTIMEOUT: -+ ret = get_user(wdt_timeout, (int __user *)arg); -+ break; -+ -+ case WDIOC_KEEPALIVE: -+ ifxmips_wdt_enable(wdt_timeout); -+ ret = 0; -+ break; -+ } -+ return ret; -+} -+ -+static int ifxmips_wdt_open(struct inode *inode, struct file *file) -+{ -+ ifxmips_wdt_enable(wdt_timeout); -+ return nonseekable_open(inode, file); -+} -+ -+static int ifxmips_wdt_release(struct inode *inode, struct file *file) -+{ -+#ifndef CONFIG_WATCHDOG_NOWAYOUT -+ if (wdt_ok_to_close) -+ ifxmips_wdt_disable(); -+ else -+#endif -+ printk(KERN_ERR "ifxmips_wdt: watchdog closed without warning," -+ " rebooting system\n"); -+ return 0; -+} -+ -+static const struct file_operations ifxmips_wdt_fops = { -+ .owner = THIS_MODULE, -+ .write = ifxmips_wdt_write, -+ .ioctl = ifxmips_wdt_ioctl, -+ .open = ifxmips_wdt_open, -+ .release = ifxmips_wdt_release, -+}; -+ -+static struct miscdevice ifxmips_wdt_miscdev = { -+ .minor = WATCHDOG_MINOR, -+ .name = "watchdog", -+ .fops = &ifxmips_wdt_fops, -+}; -+ -+static int ifxmips_wdt_probe(struct platform_device *dev) -+{ -+ int err; -+ err = misc_register(&ifxmips_wdt_miscdev); -+ if (err) -+ printk(KERN_INFO "ifxmips_wdt: error creating device\n"); -+ else -+ printk(KERN_INFO "ifxmips_wdt: loaded\n"); -+ return err; -+} -+ -+static int ifxmips_wdt_remove(struct platform_device *dev) -+{ -+ ifxmips_wdt_disable(); -+ misc_deregister(&ifxmips_wdt_miscdev); -+ return 0; -+} -+ -+ -+static struct platform_driver ifxmips_wdt_driver = { -+ .probe = ifxmips_wdt_probe, -+ .remove = ifxmips_wdt_remove, -+ .driver = { -+ .name = "ifxmips_wdt", -+ .owner = THIS_MODULE, -+ }, -+}; -+ -+static int __init init_ifxmips_wdt(void) -+{ -+ int ret = platform_driver_register(&ifxmips_wdt_driver); -+ if (ret) -+ printk(KERN_INFO "ifxmips_wdt: error registering platfom driver!"); -+ return ret; -+} -+ -+static void __exit exit_ifxmips_wdt(void) -+{ -+ platform_driver_unregister(&ifxmips_wdt_driver); -+} -+ -+module_init(init_ifxmips_wdt); -+module_exit(exit_ifxmips_wdt); -+ -+MODULE_AUTHOR("John Crispin <blogic@openwrt.org>"); -+MODULE_DESCRIPTION("ifxmips Watchdog"); -+MODULE_LICENSE("GPL"); -+MODULE_ALIAS_MISCDEV(WATCHDOG_MINOR); |