From 7c9d132d10b5338514e6218b4ef6ed92b91acb19 Mon Sep 17 00:00:00 2001 From: Imre Kaloz Date: Mon, 24 Jan 2011 11:01:38 +0000 Subject: platform specific patches don't belong here SVN-Revision: 25083 --- .../900-bcm47xx_wdt-noprescale.patch | 89 ++++++++++++++++++++++ .../900-bcm47xx_wdt-noprescale.patch | 89 ++++++++++++++++++++++ .../900-bcm47xx_wdt-noprescale.patch | 89 ++++++++++++++++++++++ .../900-bcm47xx_wdt-noprescale.patch | 89 ---------------------- .../900-bcm47xx_wdt-noprescale.patch | 89 ---------------------- .../900-bcm47xx_wdt-noprescale.patch | 89 ---------------------- .../900-bcm47xx_wdt-noprescale.patch | 89 ---------------------- .../900-bcm47xx_wdt-noprescale.patch | 89 ---------------------- .../900-bcm47xx_wdt-noprescale.patch | 89 ---------------------- 9 files changed, 267 insertions(+), 534 deletions(-) create mode 100644 target/linux/brcm47xx/patches-2.6.34/900-bcm47xx_wdt-noprescale.patch create mode 100644 target/linux/brcm47xx/patches-2.6.36/900-bcm47xx_wdt-noprescale.patch create mode 100644 target/linux/brcm47xx/patches-2.6.37/900-bcm47xx_wdt-noprescale.patch delete mode 100644 target/linux/generic/patches-2.6.32/900-bcm47xx_wdt-noprescale.patch delete mode 100644 target/linux/generic/patches-2.6.34/900-bcm47xx_wdt-noprescale.patch delete mode 100644 target/linux/generic/patches-2.6.35/900-bcm47xx_wdt-noprescale.patch delete mode 100644 target/linux/generic/patches-2.6.36/900-bcm47xx_wdt-noprescale.patch delete mode 100644 target/linux/generic/patches-2.6.37/900-bcm47xx_wdt-noprescale.patch delete mode 100644 target/linux/generic/patches-2.6.38/900-bcm47xx_wdt-noprescale.patch (limited to 'target') diff --git a/target/linux/brcm47xx/patches-2.6.34/900-bcm47xx_wdt-noprescale.patch b/target/linux/brcm47xx/patches-2.6.34/900-bcm47xx_wdt-noprescale.patch new file mode 100644 index 0000000..6bc2b12 --- /dev/null +++ b/target/linux/brcm47xx/patches-2.6.34/900-bcm47xx_wdt-noprescale.patch @@ -0,0 +1,89 @@ +--- a/drivers/watchdog/bcm47xx_wdt.c ++++ b/drivers/watchdog/bcm47xx_wdt.c +@@ -31,6 +31,7 @@ + + #define WDT_DEFAULT_TIME 30 /* seconds */ + #define WDT_MAX_TIME 255 /* seconds */ ++#define WDT_SHIFT 15 /* 32.768 KHz on cores with slow WDT clock */ + + static int wdt_time = WDT_DEFAULT_TIME; + static int nowayout = WATCHDOG_NOWAYOUT; +@@ -50,11 +51,11 @@ static unsigned long bcm47xx_wdt_busy; + static char expect_release; + static struct timer_list wdt_timer; + static atomic_t ticks; ++static int needs_sw_scale; + +-static inline void bcm47xx_wdt_hw_start(void) ++static inline void bcm47xx_wdt_hw_start(u32 ticks) + { +- /* this is 2,5s on 100Mhz clock and 2s on 133 Mhz */ +- ssb_watchdog_timer_set(&ssb_bcm47xx, 0xfffffff); ++ ssb_watchdog_timer_set(&ssb_bcm47xx, ticks); + } + + static inline int bcm47xx_wdt_hw_stop(void) +@@ -65,33 +66,34 @@ static inline int bcm47xx_wdt_hw_stop(vo + static void bcm47xx_timer_tick(unsigned long unused) + { + if (!atomic_dec_and_test(&ticks)) { +- bcm47xx_wdt_hw_start(); ++ /* This is 2,5s on 100Mhz clock and 2s on 133 Mhz */ ++ bcm47xx_wdt_hw_start(0xfffffff); + mod_timer(&wdt_timer, jiffies + HZ); + } else { +- printk(KERN_CRIT DRV_NAME "Watchdog will fire soon!!!\n"); ++ printk(KERN_CRIT DRV_NAME ": Watchdog will fire soon!!!\n"); + } + } + +-static inline void bcm47xx_wdt_pet(void) ++static void bcm47xx_wdt_pet(void) + { +- atomic_set(&ticks, wdt_time); ++ if(needs_sw_scale) ++ atomic_set(&ticks, wdt_time); ++ else ++ bcm47xx_wdt_hw_start(wdt_time << WDT_SHIFT); + } + + static void bcm47xx_wdt_start(void) + { + bcm47xx_wdt_pet(); +- bcm47xx_timer_tick(0); +-} +- +-static void bcm47xx_wdt_pause(void) +-{ +- del_timer_sync(&wdt_timer); +- bcm47xx_wdt_hw_stop(); ++ if(needs_sw_scale) ++ bcm47xx_timer_tick(0); + } + + static void bcm47xx_wdt_stop(void) + { +- bcm47xx_wdt_pause(); ++ if(needs_sw_scale) ++ del_timer_sync(&wdt_timer); ++ bcm47xx_wdt_hw_stop(); + } + + static int bcm47xx_wdt_settimeout(int new_time) +@@ -243,7 +245,15 @@ static int __init bcm47xx_wdt_init(void) + if (bcm47xx_wdt_hw_stop() < 0) + return -ENODEV; + +- setup_timer(&wdt_timer, bcm47xx_timer_tick, 0L); ++ /* FIXME Other cores */ ++ if(ssb_bcm47xx.chip_id == 0x5354) { ++ /* Slow WDT clock, no pre-scaling */ ++ needs_sw_scale = 0; ++ } else { ++ /* Fast WDT clock, needs software pre-scaling */ ++ needs_sw_scale = 1; ++ setup_timer(&wdt_timer, bcm47xx_timer_tick, 0L); ++ } + + if (bcm47xx_wdt_settimeout(wdt_time)) { + bcm47xx_wdt_settimeout(WDT_DEFAULT_TIME); diff --git a/target/linux/brcm47xx/patches-2.6.36/900-bcm47xx_wdt-noprescale.patch b/target/linux/brcm47xx/patches-2.6.36/900-bcm47xx_wdt-noprescale.patch new file mode 100644 index 0000000..6bc2b12 --- /dev/null +++ b/target/linux/brcm47xx/patches-2.6.36/900-bcm47xx_wdt-noprescale.patch @@ -0,0 +1,89 @@ +--- a/drivers/watchdog/bcm47xx_wdt.c ++++ b/drivers/watchdog/bcm47xx_wdt.c +@@ -31,6 +31,7 @@ + + #define WDT_DEFAULT_TIME 30 /* seconds */ + #define WDT_MAX_TIME 255 /* seconds */ ++#define WDT_SHIFT 15 /* 32.768 KHz on cores with slow WDT clock */ + + static int wdt_time = WDT_DEFAULT_TIME; + static int nowayout = WATCHDOG_NOWAYOUT; +@@ -50,11 +51,11 @@ static unsigned long bcm47xx_wdt_busy; + static char expect_release; + static struct timer_list wdt_timer; + static atomic_t ticks; ++static int needs_sw_scale; + +-static inline void bcm47xx_wdt_hw_start(void) ++static inline void bcm47xx_wdt_hw_start(u32 ticks) + { +- /* this is 2,5s on 100Mhz clock and 2s on 133 Mhz */ +- ssb_watchdog_timer_set(&ssb_bcm47xx, 0xfffffff); ++ ssb_watchdog_timer_set(&ssb_bcm47xx, ticks); + } + + static inline int bcm47xx_wdt_hw_stop(void) +@@ -65,33 +66,34 @@ static inline int bcm47xx_wdt_hw_stop(vo + static void bcm47xx_timer_tick(unsigned long unused) + { + if (!atomic_dec_and_test(&ticks)) { +- bcm47xx_wdt_hw_start(); ++ /* This is 2,5s on 100Mhz clock and 2s on 133 Mhz */ ++ bcm47xx_wdt_hw_start(0xfffffff); + mod_timer(&wdt_timer, jiffies + HZ); + } else { +- printk(KERN_CRIT DRV_NAME "Watchdog will fire soon!!!\n"); ++ printk(KERN_CRIT DRV_NAME ": Watchdog will fire soon!!!\n"); + } + } + +-static inline void bcm47xx_wdt_pet(void) ++static void bcm47xx_wdt_pet(void) + { +- atomic_set(&ticks, wdt_time); ++ if(needs_sw_scale) ++ atomic_set(&ticks, wdt_time); ++ else ++ bcm47xx_wdt_hw_start(wdt_time << WDT_SHIFT); + } + + static void bcm47xx_wdt_start(void) + { + bcm47xx_wdt_pet(); +- bcm47xx_timer_tick(0); +-} +- +-static void bcm47xx_wdt_pause(void) +-{ +- del_timer_sync(&wdt_timer); +- bcm47xx_wdt_hw_stop(); ++ if(needs_sw_scale) ++ bcm47xx_timer_tick(0); + } + + static void bcm47xx_wdt_stop(void) + { +- bcm47xx_wdt_pause(); ++ if(needs_sw_scale) ++ del_timer_sync(&wdt_timer); ++ bcm47xx_wdt_hw_stop(); + } + + static int bcm47xx_wdt_settimeout(int new_time) +@@ -243,7 +245,15 @@ static int __init bcm47xx_wdt_init(void) + if (bcm47xx_wdt_hw_stop() < 0) + return -ENODEV; + +- setup_timer(&wdt_timer, bcm47xx_timer_tick, 0L); ++ /* FIXME Other cores */ ++ if(ssb_bcm47xx.chip_id == 0x5354) { ++ /* Slow WDT clock, no pre-scaling */ ++ needs_sw_scale = 0; ++ } else { ++ /* Fast WDT clock, needs software pre-scaling */ ++ needs_sw_scale = 1; ++ setup_timer(&wdt_timer, bcm47xx_timer_tick, 0L); ++ } + + if (bcm47xx_wdt_settimeout(wdt_time)) { + bcm47xx_wdt_settimeout(WDT_DEFAULT_TIME); diff --git a/target/linux/brcm47xx/patches-2.6.37/900-bcm47xx_wdt-noprescale.patch b/target/linux/brcm47xx/patches-2.6.37/900-bcm47xx_wdt-noprescale.patch new file mode 100644 index 0000000..6bc2b12 --- /dev/null +++ b/target/linux/brcm47xx/patches-2.6.37/900-bcm47xx_wdt-noprescale.patch @@ -0,0 +1,89 @@ +--- a/drivers/watchdog/bcm47xx_wdt.c ++++ b/drivers/watchdog/bcm47xx_wdt.c +@@ -31,6 +31,7 @@ + + #define WDT_DEFAULT_TIME 30 /* seconds */ + #define WDT_MAX_TIME 255 /* seconds */ ++#define WDT_SHIFT 15 /* 32.768 KHz on cores with slow WDT clock */ + + static int wdt_time = WDT_DEFAULT_TIME; + static int nowayout = WATCHDOG_NOWAYOUT; +@@ -50,11 +51,11 @@ static unsigned long bcm47xx_wdt_busy; + static char expect_release; + static struct timer_list wdt_timer; + static atomic_t ticks; ++static int needs_sw_scale; + +-static inline void bcm47xx_wdt_hw_start(void) ++static inline void bcm47xx_wdt_hw_start(u32 ticks) + { +- /* this is 2,5s on 100Mhz clock and 2s on 133 Mhz */ +- ssb_watchdog_timer_set(&ssb_bcm47xx, 0xfffffff); ++ ssb_watchdog_timer_set(&ssb_bcm47xx, ticks); + } + + static inline int bcm47xx_wdt_hw_stop(void) +@@ -65,33 +66,34 @@ static inline int bcm47xx_wdt_hw_stop(vo + static void bcm47xx_timer_tick(unsigned long unused) + { + if (!atomic_dec_and_test(&ticks)) { +- bcm47xx_wdt_hw_start(); ++ /* This is 2,5s on 100Mhz clock and 2s on 133 Mhz */ ++ bcm47xx_wdt_hw_start(0xfffffff); + mod_timer(&wdt_timer, jiffies + HZ); + } else { +- printk(KERN_CRIT DRV_NAME "Watchdog will fire soon!!!\n"); ++ printk(KERN_CRIT DRV_NAME ": Watchdog will fire soon!!!\n"); + } + } + +-static inline void bcm47xx_wdt_pet(void) ++static void bcm47xx_wdt_pet(void) + { +- atomic_set(&ticks, wdt_time); ++ if(needs_sw_scale) ++ atomic_set(&ticks, wdt_time); ++ else ++ bcm47xx_wdt_hw_start(wdt_time << WDT_SHIFT); + } + + static void bcm47xx_wdt_start(void) + { + bcm47xx_wdt_pet(); +- bcm47xx_timer_tick(0); +-} +- +-static void bcm47xx_wdt_pause(void) +-{ +- del_timer_sync(&wdt_timer); +- bcm47xx_wdt_hw_stop(); ++ if(needs_sw_scale) ++ bcm47xx_timer_tick(0); + } + + static void bcm47xx_wdt_stop(void) + { +- bcm47xx_wdt_pause(); ++ if(needs_sw_scale) ++ del_timer_sync(&wdt_timer); ++ bcm47xx_wdt_hw_stop(); + } + + static int bcm47xx_wdt_settimeout(int new_time) +@@ -243,7 +245,15 @@ static int __init bcm47xx_wdt_init(void) + if (bcm47xx_wdt_hw_stop() < 0) + return -ENODEV; + +- setup_timer(&wdt_timer, bcm47xx_timer_tick, 0L); ++ /* FIXME Other cores */ ++ if(ssb_bcm47xx.chip_id == 0x5354) { ++ /* Slow WDT clock, no pre-scaling */ ++ needs_sw_scale = 0; ++ } else { ++ /* Fast WDT clock, needs software pre-scaling */ ++ needs_sw_scale = 1; ++ setup_timer(&wdt_timer, bcm47xx_timer_tick, 0L); ++ } + + if (bcm47xx_wdt_settimeout(wdt_time)) { + bcm47xx_wdt_settimeout(WDT_DEFAULT_TIME); diff --git a/target/linux/generic/patches-2.6.32/900-bcm47xx_wdt-noprescale.patch b/target/linux/generic/patches-2.6.32/900-bcm47xx_wdt-noprescale.patch deleted file mode 100644 index 6bc2b12..0000000 --- a/target/linux/generic/patches-2.6.32/900-bcm47xx_wdt-noprescale.patch +++ /dev/null @@ -1,89 +0,0 @@ ---- a/drivers/watchdog/bcm47xx_wdt.c -+++ b/drivers/watchdog/bcm47xx_wdt.c -@@ -31,6 +31,7 @@ - - #define WDT_DEFAULT_TIME 30 /* seconds */ - #define WDT_MAX_TIME 255 /* seconds */ -+#define WDT_SHIFT 15 /* 32.768 KHz on cores with slow WDT clock */ - - static int wdt_time = WDT_DEFAULT_TIME; - static int nowayout = WATCHDOG_NOWAYOUT; -@@ -50,11 +51,11 @@ static unsigned long bcm47xx_wdt_busy; - static char expect_release; - static struct timer_list wdt_timer; - static atomic_t ticks; -+static int needs_sw_scale; - --static inline void bcm47xx_wdt_hw_start(void) -+static inline void bcm47xx_wdt_hw_start(u32 ticks) - { -- /* this is 2,5s on 100Mhz clock and 2s on 133 Mhz */ -- ssb_watchdog_timer_set(&ssb_bcm47xx, 0xfffffff); -+ ssb_watchdog_timer_set(&ssb_bcm47xx, ticks); - } - - static inline int bcm47xx_wdt_hw_stop(void) -@@ -65,33 +66,34 @@ static inline int bcm47xx_wdt_hw_stop(vo - static void bcm47xx_timer_tick(unsigned long unused) - { - if (!atomic_dec_and_test(&ticks)) { -- bcm47xx_wdt_hw_start(); -+ /* This is 2,5s on 100Mhz clock and 2s on 133 Mhz */ -+ bcm47xx_wdt_hw_start(0xfffffff); - mod_timer(&wdt_timer, jiffies + HZ); - } else { -- printk(KERN_CRIT DRV_NAME "Watchdog will fire soon!!!\n"); -+ printk(KERN_CRIT DRV_NAME ": Watchdog will fire soon!!!\n"); - } - } - --static inline void bcm47xx_wdt_pet(void) -+static void bcm47xx_wdt_pet(void) - { -- atomic_set(&ticks, wdt_time); -+ if(needs_sw_scale) -+ atomic_set(&ticks, wdt_time); -+ else -+ bcm47xx_wdt_hw_start(wdt_time << WDT_SHIFT); - } - - static void bcm47xx_wdt_start(void) - { - bcm47xx_wdt_pet(); -- bcm47xx_timer_tick(0); --} -- --static void bcm47xx_wdt_pause(void) --{ -- del_timer_sync(&wdt_timer); -- bcm47xx_wdt_hw_stop(); -+ if(needs_sw_scale) -+ bcm47xx_timer_tick(0); - } - - static void bcm47xx_wdt_stop(void) - { -- bcm47xx_wdt_pause(); -+ if(needs_sw_scale) -+ del_timer_sync(&wdt_timer); -+ bcm47xx_wdt_hw_stop(); - } - - static int bcm47xx_wdt_settimeout(int new_time) -@@ -243,7 +245,15 @@ static int __init bcm47xx_wdt_init(void) - if (bcm47xx_wdt_hw_stop() < 0) - return -ENODEV; - -- setup_timer(&wdt_timer, bcm47xx_timer_tick, 0L); -+ /* FIXME Other cores */ -+ if(ssb_bcm47xx.chip_id == 0x5354) { -+ /* Slow WDT clock, no pre-scaling */ -+ needs_sw_scale = 0; -+ } else { -+ /* Fast WDT clock, needs software pre-scaling */ -+ needs_sw_scale = 1; -+ setup_timer(&wdt_timer, bcm47xx_timer_tick, 0L); -+ } - - if (bcm47xx_wdt_settimeout(wdt_time)) { - bcm47xx_wdt_settimeout(WDT_DEFAULT_TIME); diff --git a/target/linux/generic/patches-2.6.34/900-bcm47xx_wdt-noprescale.patch b/target/linux/generic/patches-2.6.34/900-bcm47xx_wdt-noprescale.patch deleted file mode 100644 index 6bc2b12..0000000 --- a/target/linux/generic/patches-2.6.34/900-bcm47xx_wdt-noprescale.patch +++ /dev/null @@ -1,89 +0,0 @@ ---- a/drivers/watchdog/bcm47xx_wdt.c -+++ b/drivers/watchdog/bcm47xx_wdt.c -@@ -31,6 +31,7 @@ - - #define WDT_DEFAULT_TIME 30 /* seconds */ - #define WDT_MAX_TIME 255 /* seconds */ -+#define WDT_SHIFT 15 /* 32.768 KHz on cores with slow WDT clock */ - - static int wdt_time = WDT_DEFAULT_TIME; - static int nowayout = WATCHDOG_NOWAYOUT; -@@ -50,11 +51,11 @@ static unsigned long bcm47xx_wdt_busy; - static char expect_release; - static struct timer_list wdt_timer; - static atomic_t ticks; -+static int needs_sw_scale; - --static inline void bcm47xx_wdt_hw_start(void) -+static inline void bcm47xx_wdt_hw_start(u32 ticks) - { -- /* this is 2,5s on 100Mhz clock and 2s on 133 Mhz */ -- ssb_watchdog_timer_set(&ssb_bcm47xx, 0xfffffff); -+ ssb_watchdog_timer_set(&ssb_bcm47xx, ticks); - } - - static inline int bcm47xx_wdt_hw_stop(void) -@@ -65,33 +66,34 @@ static inline int bcm47xx_wdt_hw_stop(vo - static void bcm47xx_timer_tick(unsigned long unused) - { - if (!atomic_dec_and_test(&ticks)) { -- bcm47xx_wdt_hw_start(); -+ /* This is 2,5s on 100Mhz clock and 2s on 133 Mhz */ -+ bcm47xx_wdt_hw_start(0xfffffff); - mod_timer(&wdt_timer, jiffies + HZ); - } else { -- printk(KERN_CRIT DRV_NAME "Watchdog will fire soon!!!\n"); -+ printk(KERN_CRIT DRV_NAME ": Watchdog will fire soon!!!\n"); - } - } - --static inline void bcm47xx_wdt_pet(void) -+static void bcm47xx_wdt_pet(void) - { -- atomic_set(&ticks, wdt_time); -+ if(needs_sw_scale) -+ atomic_set(&ticks, wdt_time); -+ else -+ bcm47xx_wdt_hw_start(wdt_time << WDT_SHIFT); - } - - static void bcm47xx_wdt_start(void) - { - bcm47xx_wdt_pet(); -- bcm47xx_timer_tick(0); --} -- --static void bcm47xx_wdt_pause(void) --{ -- del_timer_sync(&wdt_timer); -- bcm47xx_wdt_hw_stop(); -+ if(needs_sw_scale) -+ bcm47xx_timer_tick(0); - } - - static void bcm47xx_wdt_stop(void) - { -- bcm47xx_wdt_pause(); -+ if(needs_sw_scale) -+ del_timer_sync(&wdt_timer); -+ bcm47xx_wdt_hw_stop(); - } - - static int bcm47xx_wdt_settimeout(int new_time) -@@ -243,7 +245,15 @@ static int __init bcm47xx_wdt_init(void) - if (bcm47xx_wdt_hw_stop() < 0) - return -ENODEV; - -- setup_timer(&wdt_timer, bcm47xx_timer_tick, 0L); -+ /* FIXME Other cores */ -+ if(ssb_bcm47xx.chip_id == 0x5354) { -+ /* Slow WDT clock, no pre-scaling */ -+ needs_sw_scale = 0; -+ } else { -+ /* Fast WDT clock, needs software pre-scaling */ -+ needs_sw_scale = 1; -+ setup_timer(&wdt_timer, bcm47xx_timer_tick, 0L); -+ } - - if (bcm47xx_wdt_settimeout(wdt_time)) { - bcm47xx_wdt_settimeout(WDT_DEFAULT_TIME); diff --git a/target/linux/generic/patches-2.6.35/900-bcm47xx_wdt-noprescale.patch b/target/linux/generic/patches-2.6.35/900-bcm47xx_wdt-noprescale.patch deleted file mode 100644 index 6bc2b12..0000000 --- a/target/linux/generic/patches-2.6.35/900-bcm47xx_wdt-noprescale.patch +++ /dev/null @@ -1,89 +0,0 @@ ---- a/drivers/watchdog/bcm47xx_wdt.c -+++ b/drivers/watchdog/bcm47xx_wdt.c -@@ -31,6 +31,7 @@ - - #define WDT_DEFAULT_TIME 30 /* seconds */ - #define WDT_MAX_TIME 255 /* seconds */ -+#define WDT_SHIFT 15 /* 32.768 KHz on cores with slow WDT clock */ - - static int wdt_time = WDT_DEFAULT_TIME; - static int nowayout = WATCHDOG_NOWAYOUT; -@@ -50,11 +51,11 @@ static unsigned long bcm47xx_wdt_busy; - static char expect_release; - static struct timer_list wdt_timer; - static atomic_t ticks; -+static int needs_sw_scale; - --static inline void bcm47xx_wdt_hw_start(void) -+static inline void bcm47xx_wdt_hw_start(u32 ticks) - { -- /* this is 2,5s on 100Mhz clock and 2s on 133 Mhz */ -- ssb_watchdog_timer_set(&ssb_bcm47xx, 0xfffffff); -+ ssb_watchdog_timer_set(&ssb_bcm47xx, ticks); - } - - static inline int bcm47xx_wdt_hw_stop(void) -@@ -65,33 +66,34 @@ static inline int bcm47xx_wdt_hw_stop(vo - static void bcm47xx_timer_tick(unsigned long unused) - { - if (!atomic_dec_and_test(&ticks)) { -- bcm47xx_wdt_hw_start(); -+ /* This is 2,5s on 100Mhz clock and 2s on 133 Mhz */ -+ bcm47xx_wdt_hw_start(0xfffffff); - mod_timer(&wdt_timer, jiffies + HZ); - } else { -- printk(KERN_CRIT DRV_NAME "Watchdog will fire soon!!!\n"); -+ printk(KERN_CRIT DRV_NAME ": Watchdog will fire soon!!!\n"); - } - } - --static inline void bcm47xx_wdt_pet(void) -+static void bcm47xx_wdt_pet(void) - { -- atomic_set(&ticks, wdt_time); -+ if(needs_sw_scale) -+ atomic_set(&ticks, wdt_time); -+ else -+ bcm47xx_wdt_hw_start(wdt_time << WDT_SHIFT); - } - - static void bcm47xx_wdt_start(void) - { - bcm47xx_wdt_pet(); -- bcm47xx_timer_tick(0); --} -- --static void bcm47xx_wdt_pause(void) --{ -- del_timer_sync(&wdt_timer); -- bcm47xx_wdt_hw_stop(); -+ if(needs_sw_scale) -+ bcm47xx_timer_tick(0); - } - - static void bcm47xx_wdt_stop(void) - { -- bcm47xx_wdt_pause(); -+ if(needs_sw_scale) -+ del_timer_sync(&wdt_timer); -+ bcm47xx_wdt_hw_stop(); - } - - static int bcm47xx_wdt_settimeout(int new_time) -@@ -243,7 +245,15 @@ static int __init bcm47xx_wdt_init(void) - if (bcm47xx_wdt_hw_stop() < 0) - return -ENODEV; - -- setup_timer(&wdt_timer, bcm47xx_timer_tick, 0L); -+ /* FIXME Other cores */ -+ if(ssb_bcm47xx.chip_id == 0x5354) { -+ /* Slow WDT clock, no pre-scaling */ -+ needs_sw_scale = 0; -+ } else { -+ /* Fast WDT clock, needs software pre-scaling */ -+ needs_sw_scale = 1; -+ setup_timer(&wdt_timer, bcm47xx_timer_tick, 0L); -+ } - - if (bcm47xx_wdt_settimeout(wdt_time)) { - bcm47xx_wdt_settimeout(WDT_DEFAULT_TIME); diff --git a/target/linux/generic/patches-2.6.36/900-bcm47xx_wdt-noprescale.patch b/target/linux/generic/patches-2.6.36/900-bcm47xx_wdt-noprescale.patch deleted file mode 100644 index 6bc2b12..0000000 --- a/target/linux/generic/patches-2.6.36/900-bcm47xx_wdt-noprescale.patch +++ /dev/null @@ -1,89 +0,0 @@ ---- a/drivers/watchdog/bcm47xx_wdt.c -+++ b/drivers/watchdog/bcm47xx_wdt.c -@@ -31,6 +31,7 @@ - - #define WDT_DEFAULT_TIME 30 /* seconds */ - #define WDT_MAX_TIME 255 /* seconds */ -+#define WDT_SHIFT 15 /* 32.768 KHz on cores with slow WDT clock */ - - static int wdt_time = WDT_DEFAULT_TIME; - static int nowayout = WATCHDOG_NOWAYOUT; -@@ -50,11 +51,11 @@ static unsigned long bcm47xx_wdt_busy; - static char expect_release; - static struct timer_list wdt_timer; - static atomic_t ticks; -+static int needs_sw_scale; - --static inline void bcm47xx_wdt_hw_start(void) -+static inline void bcm47xx_wdt_hw_start(u32 ticks) - { -- /* this is 2,5s on 100Mhz clock and 2s on 133 Mhz */ -- ssb_watchdog_timer_set(&ssb_bcm47xx, 0xfffffff); -+ ssb_watchdog_timer_set(&ssb_bcm47xx, ticks); - } - - static inline int bcm47xx_wdt_hw_stop(void) -@@ -65,33 +66,34 @@ static inline int bcm47xx_wdt_hw_stop(vo - static void bcm47xx_timer_tick(unsigned long unused) - { - if (!atomic_dec_and_test(&ticks)) { -- bcm47xx_wdt_hw_start(); -+ /* This is 2,5s on 100Mhz clock and 2s on 133 Mhz */ -+ bcm47xx_wdt_hw_start(0xfffffff); - mod_timer(&wdt_timer, jiffies + HZ); - } else { -- printk(KERN_CRIT DRV_NAME "Watchdog will fire soon!!!\n"); -+ printk(KERN_CRIT DRV_NAME ": Watchdog will fire soon!!!\n"); - } - } - --static inline void bcm47xx_wdt_pet(void) -+static void bcm47xx_wdt_pet(void) - { -- atomic_set(&ticks, wdt_time); -+ if(needs_sw_scale) -+ atomic_set(&ticks, wdt_time); -+ else -+ bcm47xx_wdt_hw_start(wdt_time << WDT_SHIFT); - } - - static void bcm47xx_wdt_start(void) - { - bcm47xx_wdt_pet(); -- bcm47xx_timer_tick(0); --} -- --static void bcm47xx_wdt_pause(void) --{ -- del_timer_sync(&wdt_timer); -- bcm47xx_wdt_hw_stop(); -+ if(needs_sw_scale) -+ bcm47xx_timer_tick(0); - } - - static void bcm47xx_wdt_stop(void) - { -- bcm47xx_wdt_pause(); -+ if(needs_sw_scale) -+ del_timer_sync(&wdt_timer); -+ bcm47xx_wdt_hw_stop(); - } - - static int bcm47xx_wdt_settimeout(int new_time) -@@ -243,7 +245,15 @@ static int __init bcm47xx_wdt_init(void) - if (bcm47xx_wdt_hw_stop() < 0) - return -ENODEV; - -- setup_timer(&wdt_timer, bcm47xx_timer_tick, 0L); -+ /* FIXME Other cores */ -+ if(ssb_bcm47xx.chip_id == 0x5354) { -+ /* Slow WDT clock, no pre-scaling */ -+ needs_sw_scale = 0; -+ } else { -+ /* Fast WDT clock, needs software pre-scaling */ -+ needs_sw_scale = 1; -+ setup_timer(&wdt_timer, bcm47xx_timer_tick, 0L); -+ } - - if (bcm47xx_wdt_settimeout(wdt_time)) { - bcm47xx_wdt_settimeout(WDT_DEFAULT_TIME); diff --git a/target/linux/generic/patches-2.6.37/900-bcm47xx_wdt-noprescale.patch b/target/linux/generic/patches-2.6.37/900-bcm47xx_wdt-noprescale.patch deleted file mode 100644 index 6bc2b12..0000000 --- a/target/linux/generic/patches-2.6.37/900-bcm47xx_wdt-noprescale.patch +++ /dev/null @@ -1,89 +0,0 @@ ---- a/drivers/watchdog/bcm47xx_wdt.c -+++ b/drivers/watchdog/bcm47xx_wdt.c -@@ -31,6 +31,7 @@ - - #define WDT_DEFAULT_TIME 30 /* seconds */ - #define WDT_MAX_TIME 255 /* seconds */ -+#define WDT_SHIFT 15 /* 32.768 KHz on cores with slow WDT clock */ - - static int wdt_time = WDT_DEFAULT_TIME; - static int nowayout = WATCHDOG_NOWAYOUT; -@@ -50,11 +51,11 @@ static unsigned long bcm47xx_wdt_busy; - static char expect_release; - static struct timer_list wdt_timer; - static atomic_t ticks; -+static int needs_sw_scale; - --static inline void bcm47xx_wdt_hw_start(void) -+static inline void bcm47xx_wdt_hw_start(u32 ticks) - { -- /* this is 2,5s on 100Mhz clock and 2s on 133 Mhz */ -- ssb_watchdog_timer_set(&ssb_bcm47xx, 0xfffffff); -+ ssb_watchdog_timer_set(&ssb_bcm47xx, ticks); - } - - static inline int bcm47xx_wdt_hw_stop(void) -@@ -65,33 +66,34 @@ static inline int bcm47xx_wdt_hw_stop(vo - static void bcm47xx_timer_tick(unsigned long unused) - { - if (!atomic_dec_and_test(&ticks)) { -- bcm47xx_wdt_hw_start(); -+ /* This is 2,5s on 100Mhz clock and 2s on 133 Mhz */ -+ bcm47xx_wdt_hw_start(0xfffffff); - mod_timer(&wdt_timer, jiffies + HZ); - } else { -- printk(KERN_CRIT DRV_NAME "Watchdog will fire soon!!!\n"); -+ printk(KERN_CRIT DRV_NAME ": Watchdog will fire soon!!!\n"); - } - } - --static inline void bcm47xx_wdt_pet(void) -+static void bcm47xx_wdt_pet(void) - { -- atomic_set(&ticks, wdt_time); -+ if(needs_sw_scale) -+ atomic_set(&ticks, wdt_time); -+ else -+ bcm47xx_wdt_hw_start(wdt_time << WDT_SHIFT); - } - - static void bcm47xx_wdt_start(void) - { - bcm47xx_wdt_pet(); -- bcm47xx_timer_tick(0); --} -- --static void bcm47xx_wdt_pause(void) --{ -- del_timer_sync(&wdt_timer); -- bcm47xx_wdt_hw_stop(); -+ if(needs_sw_scale) -+ bcm47xx_timer_tick(0); - } - - static void bcm47xx_wdt_stop(void) - { -- bcm47xx_wdt_pause(); -+ if(needs_sw_scale) -+ del_timer_sync(&wdt_timer); -+ bcm47xx_wdt_hw_stop(); - } - - static int bcm47xx_wdt_settimeout(int new_time) -@@ -243,7 +245,15 @@ static int __init bcm47xx_wdt_init(void) - if (bcm47xx_wdt_hw_stop() < 0) - return -ENODEV; - -- setup_timer(&wdt_timer, bcm47xx_timer_tick, 0L); -+ /* FIXME Other cores */ -+ if(ssb_bcm47xx.chip_id == 0x5354) { -+ /* Slow WDT clock, no pre-scaling */ -+ needs_sw_scale = 0; -+ } else { -+ /* Fast WDT clock, needs software pre-scaling */ -+ needs_sw_scale = 1; -+ setup_timer(&wdt_timer, bcm47xx_timer_tick, 0L); -+ } - - if (bcm47xx_wdt_settimeout(wdt_time)) { - bcm47xx_wdt_settimeout(WDT_DEFAULT_TIME); diff --git a/target/linux/generic/patches-2.6.38/900-bcm47xx_wdt-noprescale.patch b/target/linux/generic/patches-2.6.38/900-bcm47xx_wdt-noprescale.patch deleted file mode 100644 index 6bc2b12..0000000 --- a/target/linux/generic/patches-2.6.38/900-bcm47xx_wdt-noprescale.patch +++ /dev/null @@ -1,89 +0,0 @@ ---- a/drivers/watchdog/bcm47xx_wdt.c -+++ b/drivers/watchdog/bcm47xx_wdt.c -@@ -31,6 +31,7 @@ - - #define WDT_DEFAULT_TIME 30 /* seconds */ - #define WDT_MAX_TIME 255 /* seconds */ -+#define WDT_SHIFT 15 /* 32.768 KHz on cores with slow WDT clock */ - - static int wdt_time = WDT_DEFAULT_TIME; - static int nowayout = WATCHDOG_NOWAYOUT; -@@ -50,11 +51,11 @@ static unsigned long bcm47xx_wdt_busy; - static char expect_release; - static struct timer_list wdt_timer; - static atomic_t ticks; -+static int needs_sw_scale; - --static inline void bcm47xx_wdt_hw_start(void) -+static inline void bcm47xx_wdt_hw_start(u32 ticks) - { -- /* this is 2,5s on 100Mhz clock and 2s on 133 Mhz */ -- ssb_watchdog_timer_set(&ssb_bcm47xx, 0xfffffff); -+ ssb_watchdog_timer_set(&ssb_bcm47xx, ticks); - } - - static inline int bcm47xx_wdt_hw_stop(void) -@@ -65,33 +66,34 @@ static inline int bcm47xx_wdt_hw_stop(vo - static void bcm47xx_timer_tick(unsigned long unused) - { - if (!atomic_dec_and_test(&ticks)) { -- bcm47xx_wdt_hw_start(); -+ /* This is 2,5s on 100Mhz clock and 2s on 133 Mhz */ -+ bcm47xx_wdt_hw_start(0xfffffff); - mod_timer(&wdt_timer, jiffies + HZ); - } else { -- printk(KERN_CRIT DRV_NAME "Watchdog will fire soon!!!\n"); -+ printk(KERN_CRIT DRV_NAME ": Watchdog will fire soon!!!\n"); - } - } - --static inline void bcm47xx_wdt_pet(void) -+static void bcm47xx_wdt_pet(void) - { -- atomic_set(&ticks, wdt_time); -+ if(needs_sw_scale) -+ atomic_set(&ticks, wdt_time); -+ else -+ bcm47xx_wdt_hw_start(wdt_time << WDT_SHIFT); - } - - static void bcm47xx_wdt_start(void) - { - bcm47xx_wdt_pet(); -- bcm47xx_timer_tick(0); --} -- --static void bcm47xx_wdt_pause(void) --{ -- del_timer_sync(&wdt_timer); -- bcm47xx_wdt_hw_stop(); -+ if(needs_sw_scale) -+ bcm47xx_timer_tick(0); - } - - static void bcm47xx_wdt_stop(void) - { -- bcm47xx_wdt_pause(); -+ if(needs_sw_scale) -+ del_timer_sync(&wdt_timer); -+ bcm47xx_wdt_hw_stop(); - } - - static int bcm47xx_wdt_settimeout(int new_time) -@@ -243,7 +245,15 @@ static int __init bcm47xx_wdt_init(void) - if (bcm47xx_wdt_hw_stop() < 0) - return -ENODEV; - -- setup_timer(&wdt_timer, bcm47xx_timer_tick, 0L); -+ /* FIXME Other cores */ -+ if(ssb_bcm47xx.chip_id == 0x5354) { -+ /* Slow WDT clock, no pre-scaling */ -+ needs_sw_scale = 0; -+ } else { -+ /* Fast WDT clock, needs software pre-scaling */ -+ needs_sw_scale = 1; -+ setup_timer(&wdt_timer, bcm47xx_timer_tick, 0L); -+ } - - if (bcm47xx_wdt_settimeout(wdt_time)) { - bcm47xx_wdt_settimeout(WDT_DEFAULT_TIME); -- cgit v1.1