From 6fa05f3d6704aee6ac6ca6d8cd721aef050251f3 Mon Sep 17 00:00:00 2001 From: nbd Date: Thu, 3 May 2007 16:42:37 +0000 Subject: nuke ar7-2.4 (old code, dsl driver no longer compiles, replaced by ar7-2.6) git-svn-id: svn://svn.openwrt.org/openwrt/trunk@7087 3c298f89-4303-0410-b956-a3cf2f4a3e73 --- target/linux/ar7-2.4/patches/005-wdt_driver.patch | 392 ---------------------- 1 file changed, 392 deletions(-) delete mode 100644 target/linux/ar7-2.4/patches/005-wdt_driver.patch (limited to 'target/linux/ar7-2.4/patches/005-wdt_driver.patch') diff --git a/target/linux/ar7-2.4/patches/005-wdt_driver.patch b/target/linux/ar7-2.4/patches/005-wdt_driver.patch deleted file mode 100644 index 9b01a353d..000000000 --- a/target/linux/ar7-2.4/patches/005-wdt_driver.patch +++ /dev/null @@ -1,392 +0,0 @@ -diff -ruN linux-2.4.30-patch006/drivers/char/ar7_wdt.c linux-2.4.30-patch007/drivers/char/ar7_wdt.c ---- linux-2.4.30-patch006/drivers/char/ar7_wdt.c 1970-01-01 01:00:00.000000000 +0100 -+++ linux-2.4.30-patch007/drivers/char/ar7_wdt.c 2005-10-27 09:39:40.000000000 +0200 -@@ -0,0 +1,335 @@ -+/* linux/drivers/char/ar7_wdt.c -+ -+ TI AR7 watch dog timer support -+ -+ Copyright (c) 2005 Enrik Berkhan -+ -+ Som code taken from: -+ National Semiconductor SCx200 Watchdog support -+ Copyright (c) 2001,2002 Christer Weinigel -+ -+ 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. -+ -+ The author(s) of this software shall not be held liable for damages -+ of any nature resulting due to the use of this software. This -+ software is provided AS-IS with no warranties. */ -+ -+#include -+#include -+#include -+#include -+#include -+#include -+#include -+#include -+#include -+#include -+ -+#include -+ -+#include -+#include -+ -+#define NAME "ar7_wdt" -+#define LONGNAME "TI AR7 Watchdog Timer" -+ -+MODULE_AUTHOR("Enrik Berkhan "); -+MODULE_DESCRIPTION(LONGNAME); -+MODULE_LICENSE("GPL"); -+ -+#ifndef CONFIG_WATCHDOG_NOWAYOUT -+#define CONFIG_WATCHDOG_NOWAYOUT 0 -+#endif -+ -+static int margin = 60; -+MODULE_PARM(margin, "i"); -+MODULE_PARM_DESC(margin, "Watchdog margin in seconds (1 - ~68)"); -+ -+static int nowayout = CONFIG_WATCHDOG_NOWAYOUT; -+MODULE_PARM(nowayout, "i"); -+MODULE_PARM_DESC(nowayout, "Disable watchdog shutdown on close"); -+ -+typedef struct { -+ uint32_t kick_lock; -+ uint32_t kick; -+ uint32_t change_lock; -+ uint32_t change ; -+ uint32_t disable_lock; -+ uint32_t disable; -+ uint32_t prescale_lock; -+ uint32_t prescale; -+} ar7_wdt_t; -+ -+volatile ar7_wdt_t *ar7_wdt = (ar7_wdt_t *)AVALANCHE_WATCHDOG_TIMER_BASE; -+ -+static struct semaphore open_semaphore; -+static unsigned expect_close; -+ -+/* XXX correct? assumed to be sysfreq/2. get this dynamically ... */ -+#define vbus_freq 62500000 -+ -+/* XXX currently fixed, allows max margin ~68.72 secs */ -+#define prescale_value 0xFFFF -+ -+static void ar7_wdt_kick(uint32_t 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 NAME "failed to unlock WDT kick reg\n"); -+} -+ -+static void ar7_wdt_prescale(uint32_t 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 NAME "failed to unlock WDT prescale reg\n"); -+} -+ -+static void ar7_wdt_change(uint32_t 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 NAME "failed to unlock WDT change reg\n"); -+} -+ -+static void ar7_wdt_disable(uint32_t 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 NAME "failed to unlock WDT disable reg\n"); -+ return; -+} -+ -+static void ar7_wdt_update_margin(int new_margin) -+{ -+ uint32_t change; -+ -+ change = new_margin * (vbus_freq / prescale_value); -+ if (change < 1) change = 1; -+ if (change > 0xFFFF) change = 0xFFFF; -+ ar7_wdt_change(change); -+ margin = change * prescale_value / vbus_freq; -+ printk(KERN_INFO NAME -+ ": timer margin %d seconds (prescale %d, change %d, freq %d)\n", -+ margin, prescale_value, change, vbus_freq); -+} -+ -+static void ar7_wdt_enable_wdt(void) -+{ -+ printk(KERN_DEBUG NAME ": enabling watchdog timer\n"); -+ ar7_wdt_disable(1); -+ ar7_wdt_kick(1); -+} -+ -+static void ar7_wdt_disable_wdt(void) -+{ -+ printk(KERN_DEBUG NAME ": 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 NAME ": 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 __initdata char *last_initiator[] = { -+ [HARDWARE_RESET] = "hardware reset", -+ [SOFTWARE_RESET0] = "SW0 software reset", -+ [SOFTWARE_RESET1] = "SW1 software reset", -+ [WATCHDOG_RESET] = "watchdog" -+}; -+ -+static int __init ar7_wdt_init(void) -+{ -+ int r; -+ -+ if (!request_mem_region(AVALANCHE_WATCHDOG_TIMER_BASE, -+ sizeof(ar7_wdt_t), LONGNAME)) { -+ printk(KERN_WARNING NAME ": watchdog I/O region busy\n"); -+ return -EBUSY; -+ } -+ -+ printk(KERN_INFO NAME ": last system reset initiated by %s\n", -+ last_initiator[avalanche_get_sys_last_reset_status()]); -+ -+ -+ ar7_wdt_disable_wdt(); -+ ar7_wdt_prescale(prescale_value); -+ ar7_wdt_update_margin(margin); -+ -+ sema_init(&open_semaphore, 1); -+ -+ r = misc_register(&ar7_wdt_miscdev); -+ if (r) { -+ printk(KERN_ERR NAME ": unable to register misc device\n"); -+ release_mem_region(AVALANCHE_WATCHDOG_TIMER_BASE, -+ sizeof(ar7_wdt_t)); -+ return r; -+ } -+ -+ r = register_reboot_notifier(&ar7_wdt_notifier); -+ if (r) { -+ printk(KERN_ERR NAME ": unable to register reboot notifier\n"); -+ misc_deregister(&ar7_wdt_miscdev); -+ release_mem_region(AVALANCHE_WATCHDOG_TIMER_BASE, -+ sizeof(ar7_wdt_t)); -+ return r; -+ } -+ -+ return 0; -+} -+ -+static void __exit ar7_wdt_cleanup(void) -+{ -+ unregister_reboot_notifier(&ar7_wdt_notifier); -+ misc_deregister(&ar7_wdt_miscdev); -+ release_mem_region(AVALANCHE_WATCHDOG_TIMER_BASE, sizeof(ar7_wdt_t)); -+} -+ -+module_init(ar7_wdt_init); -+module_exit(ar7_wdt_cleanup); -diff -ruN linux-2.4.30-patch006/drivers/char/Config.in linux-2.4.30-patch007/drivers/char/Config.in ---- linux-2.4.30-patch006/drivers/char/Config.in 2005-10-27 11:25:29.000000000 +0200 -+++ linux-2.4.30-patch007/drivers/char/Config.in 2005-10-27 11:17:32.000000000 +0200 -@@ -251,6 +251,9 @@ - bool 'Watchdog Timer Support' CONFIG_WATCHDOG - if [ "$CONFIG_WATCHDOG" != "n" ]; then - bool ' Disable watchdog shutdown on close' CONFIG_WATCHDOG_NOWAYOUT -+ if [ "$CONFIG_AR7" = "y" ] ; then -+ tristate ' TI AR7 Watchdog Timer' CONFIG_AR7_WDT -+ else - tristate ' Acquire SBC Watchdog Timer' CONFIG_ACQUIRE_WDT - tristate ' Advantech SBC Watchdog Timer' CONFIG_ADVANTECH_WDT - tristate ' ALi M7101 PMU on ALi 1535D+ Watchdog Timer' CONFIG_ALIM1535_WDT -@@ -271,7 +274,6 @@ - tristate ' SBC-60XX Watchdog Timer' CONFIG_60XX_WDT - dep_tristate ' SC1200 Watchdog Timer (EXPERIMENTAL)' CONFIG_SC1200_WDT $CONFIG_EXPERIMENTAL - tristate ' NatSemi SCx200 Watchdog' CONFIG_SCx200_WDT -- tristate ' Software Watchdog' CONFIG_SOFT_WATCHDOG - tristate ' W83877F (EMACS) Watchdog Timer' CONFIG_W83877F_WDT - tristate ' WDT Watchdog timer' CONFIG_WDT - tristate ' WDT PCI Watchdog timer' CONFIG_WDTPCI -@@ -282,6 +284,8 @@ - fi - fi - tristate ' ZF MachZ Watchdog' CONFIG_MACHZ_WDT -+ fi -+ tristate ' Software Watchdog' CONFIG_SOFT_WATCHDOG - if [ "$CONFIG_SGI_IP22" = "y" ]; then - dep_tristate ' Indy/I2 Hardware Watchdog' CONFIG_INDYDOG $CONFIG_SGI_IP22 - fi -diff -ruN linux-2.4.30-patch006/drivers/char/Makefile linux-2.4.30-patch007/drivers/char/Makefile ---- linux-2.4.30-patch006/drivers/char/Makefile 2005-10-27 11:19:38.000000000 +0200 -+++ linux-2.4.30-patch007/drivers/char/Makefile 2005-10-27 09:39:40.000000000 +0200 -@@ -342,6 +342,7 @@ - obj-$(CONFIG_SOFT_WATCHDOG) += softdog.o - obj-$(CONFIG_INDYDOG) += indydog.o - obj-$(CONFIG_8xx_WDT) += mpc8xx_wdt.o -+obj-$(CONFIG_AR7_WDT) += ar7_wdt.o - - subdir-$(CONFIG_MWAVE) += mwave - ifeq ($(CONFIG_MWAVE),y) -diff -ruN linux-2.4.30-patch006/include/asm-mips/ar7/sangam.h linux-2.4.30-patch007/include/asm-mips/ar7/sangam.h ---- linux-2.4.30-patch006/include/asm-mips/ar7/sangam.h 2005-10-27 11:25:51.000000000 +0200 -+++ linux-2.4.30-patch007/include/asm-mips/ar7/sangam.h 2005-10-27 11:13:37.000000000 +0200 -@@ -152,7 +152,7 @@ - #define AVALANCHE_EMIF_SDRAM_CFG (AVALANCHE_EMIF_CONTROL_BASE + 0x8) - #define AVALANCHE_RST_CTRL_PRCR (KSEG1ADDR(0x08611600)) - #define AVALANCHE_RST_CTRL_SWRCR (KSEG1ADDR(0x08611604)) --#define AVALANCHE_RST_CTRL_RSR (KSEG1ADDR(0x08611600)) -+#define AVALANCHE_RST_CTRL_RSR (KSEG1ADDR(0x08611608)) - - #define AVALANCHE_POWER_CTRL_PDCR (KSEG1ADDR(0x08610A00)) - #define AVALANCHE_WAKEUP_CTRL_WKCR (KSEG1ADDR(0x08610A0C)) -- cgit v1.2.3