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| author | Hauke Mehrtens <hauke@openwrt.org> | 2011-06-28 22:21:57 +0000 |
|---|---|---|
| committer | Hauke Mehrtens <hauke@openwrt.org> | 2011-06-28 22:21:57 +0000 |
| commit | bf2c750b45a57fe120571950f24a5ab9e86a06c3 (patch) | |
| tree | d7387ce02884e192e6b4e330ce901b1a519f7f70 /target/linux/brcm47xx/patches-3.0/900-bcm47xx_wdt-noprescale.patch | |
| parent | b1e50c66ea303254371776bda2c325331796e5bb (diff) | |
| download | upstream-bf2c750b45a57fe120571950f24a5ab9e86a06c3.tar.gz upstream-bf2c750b45a57fe120571950f24a5ab9e86a06c3.tar.bz2 upstream-bf2c750b45a57fe120571950f24a5ab9e86a06c3.zip | |
brcm47xx: add initial support for devices with bcma bus.
Ethernet and wifi are not working and this is highly experimental.
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@27301 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'target/linux/brcm47xx/patches-3.0/900-bcm47xx_wdt-noprescale.patch')
| -rw-r--r-- | target/linux/brcm47xx/patches-3.0/900-bcm47xx_wdt-noprescale.patch | 33 |
1 files changed, 24 insertions, 9 deletions
diff --git a/target/linux/brcm47xx/patches-3.0/900-bcm47xx_wdt-noprescale.patch b/target/linux/brcm47xx/patches-3.0/900-bcm47xx_wdt-noprescale.patch index 6bc2b12eb0..d259dcf160 100644 --- a/target/linux/brcm47xx/patches-3.0/900-bcm47xx_wdt-noprescale.patch +++ b/target/linux/brcm47xx/patches-3.0/900-bcm47xx_wdt-noprescale.patch @@ -8,7 +8,7 @@ static int wdt_time = WDT_DEFAULT_TIME; static int nowayout = WATCHDOG_NOWAYOUT; -@@ -50,11 +51,11 @@ static unsigned long bcm47xx_wdt_busy; +@@ -50,20 +51,20 @@ static unsigned long bcm47xx_wdt_busy; static char expect_release; static struct timer_list wdt_timer; static atomic_t ticks; @@ -18,12 +18,22 @@ +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 + switch (bcm47xx_active_bus_type) { + #ifdef CONFIG_BCM47XX_SSB + case BCM47XX_BUS_TYPE_SSB: +- ssb_watchdog_timer_set(&bcm47xx_bus.ssb, 0xfffffff); ++ ssb_watchdog_timer_set(&bcm47xx_bus.ssb, ticks); + break; + #endif + #ifdef CONFIG_BCM47XX_BCMA + case BCM47XX_BUS_TYPE_BCMA: + bcma_chipco_watchdog_timer_set(&bcm47xx_bus.bcma.bus.drv_cc, +- 0xfffffff); ++ ticks); + break; + #endif + } +@@ -88,33 +89,34 @@ static inline int bcm47xx_wdt_hw_stop(vo static void bcm47xx_timer_tick(unsigned long unused) { if (!atomic_dec_and_test(&ticks)) { @@ -70,20 +80,25 @@ } static int bcm47xx_wdt_settimeout(int new_time) -@@ -243,7 +245,15 @@ static int __init bcm47xx_wdt_init(void) +@@ -266,7 +268,20 @@ 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) { ++#ifdef BCM47XX_BUS_TYPE_BCMA ++ if(bcm47xx_active_bus_type == BCM47XX_BUS_TYPE_BCMA && ++ bcm47xx_bus.ssb.chip_id == 0x5354) { + /* Slow WDT clock, no pre-scaling */ + needs_sw_scale = 0; + } else { ++#endif + /* Fast WDT clock, needs software pre-scaling */ + needs_sw_scale = 1; + setup_timer(&wdt_timer, bcm47xx_timer_tick, 0L); ++#ifdef BCM47XX_BUS_TYPE_BCMA + } ++#endif if (bcm47xx_wdt_settimeout(wdt_time)) { bcm47xx_wdt_settimeout(WDT_DEFAULT_TIME); |