diff options
| author | Troy Kisky <troy.kisky@boundarydevices.com> | 2012-10-22 15:19:01 +0000 |
|---|---|---|
| committer | Stefano Babic <sbabic@denx.de> | 2013-01-13 11:39:57 +0100 |
| commit | abbab70363dcdb270cbf24d47849214dd3a3e010 (patch) | |
| tree | 2eb6f30be46ddc350e5635179dabdd126be2b0cd /arch/arm/cpu | |
| parent | 17c5ef20073c49ae1a10150b4194b25b6f1154fe (diff) | |
| download | u-boot-imx-abbab70363dcdb270cbf24d47849214dd3a3e010.zip u-boot-imx-abbab70363dcdb270cbf24d47849214dd3a3e010.tar.gz u-boot-imx-abbab70363dcdb270cbf24d47849214dd3a3e010.tar.bz2 | |
mx31/mx35/mx51/mx53/mx6: add watchdog
Use a common watchdog driver for all these cpus.
Signed-off-by: Troy Kisky <troy.kisky@boundarydevices.com>
Acked-by: Stefano Babic <sbabic@denx.de>
Diffstat (limited to 'arch/arm/cpu')
| -rw-r--r-- | arch/arm/cpu/arm1136/mx31/timer.c | 39 | ||||
| -rw-r--r-- | arch/arm/cpu/arm1136/mx35/generic.c | 6 |
2 files changed, 0 insertions, 45 deletions
diff --git a/arch/arm/cpu/arm1136/mx31/timer.c b/arch/arm/cpu/arm1136/mx31/timer.c index 36266da..86916d1 100644 --- a/arch/arm/cpu/arm1136/mx31/timer.c +++ b/arch/arm/cpu/arm1136/mx31/timer.c @@ -161,42 +161,3 @@ ulong get_tbclk(void) { return MXC_CLK32; } - -void reset_cpu(ulong addr) -{ - struct wdog_regs *wdog = (struct wdog_regs *)WDOG_BASE; - wdog->wcr = WDOG_ENABLE; - while (1) - ; -} - -#ifdef CONFIG_HW_WATCHDOG -void mxc_hw_watchdog_enable(void) -{ - struct wdog_regs *wdog = (struct wdog_regs *)WDOG_BASE; - u16 secs; - - /* - * The timer watchdog can be set between - * 0.5 and 128 Seconds. If not defined - * in configuration file, sets 64 Seconds - */ -#ifdef CONFIG_SYS_WD_TIMER_SECS - secs = (CONFIG_SYS_WD_TIMER_SECS << 1) & 0xFF; - if (!secs) secs = 1; -#else - secs = 64; -#endif - setbits_le16(&wdog->wcr, (secs << WDOG_WT_SHIFT) | WDOG_ENABLE - | WDOG_WDZST); -} - - -void mxc_hw_watchdog_reset(void) -{ - struct wdog_regs *wdog = (struct wdog_regs *)WDOG_BASE; - - writew(0x5555, &wdog->wsr); - writew(0xAAAA, &wdog->wsr); -} -#endif diff --git a/arch/arm/cpu/arm1136/mx35/generic.c b/arch/arm/cpu/arm1136/mx35/generic.c index 98aa4d1..295a98e 100644 --- a/arch/arm/cpu/arm1136/mx35/generic.c +++ b/arch/arm/cpu/arm1136/mx35/generic.c @@ -488,12 +488,6 @@ int get_clocks(void) return 0; } -void reset_cpu(ulong addr) -{ - struct wdog_regs *wdog = (struct wdog_regs *)WDOG_BASE_ADDR; - writew(4, &wdog->wcr); -} - #define RCSR_MEM_CTL_WEIM 0 #define RCSR_MEM_CTL_NAND 1 #define RCSR_MEM_CTL_ATA 2 |