diff options
| author | Albert ARIBAUD <albert.u.boot@aribaud.net> | 2013-01-14 17:00:02 +0100 |
|---|---|---|
| committer | Albert ARIBAUD <albert.u.boot@aribaud.net> | 2013-01-14 17:00:02 +0100 |
| commit | a17617d6553369ba72c080128ed8d0b0c33dfc89 (patch) | |
| tree | c8903ddc48e628192c56cc95667f702fd1d77c6e /arch/arm/cpu | |
| parent | 1199c377cf14c240b903e351ab02b3b2cd3800c6 (diff) | |
| parent | 11d80af4876b609832856853b63d06a1011bccf1 (diff) | |
Merge branch 'u-boot-imx/master' into 'u-boot-arm/master'
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 | ||||
| -rw-r--r-- | arch/arm/cpu/armv7/mx6/lowlevel_init.S | 10 |
3 files changed, 10 insertions, 45 deletions
diff --git a/arch/arm/cpu/arm1136/mx31/timer.c b/arch/arm/cpu/arm1136/mx31/timer.c index 36266da5aa..86916d1edb 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 98aa4d15bc..295a98ea4b 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 diff --git a/arch/arm/cpu/armv7/mx6/lowlevel_init.S b/arch/arm/cpu/armv7/mx6/lowlevel_init.S index acadef221c..7b60ca7454 100644 --- a/arch/arm/cpu/armv7/mx6/lowlevel_init.S +++ b/arch/arm/cpu/armv7/mx6/lowlevel_init.S @@ -20,6 +20,16 @@ #include <linux/linkage.h> +.macro init_arm_errata + /* ARM erratum ID #743622 */ + mrc p15, 0, r10, c15, c0, 1 /* read diagnostic register */ + orr r10, r10, #1 << 6 /* set bit #6 */ + /* ARM erratum ID #751472 */ + orr r10, r10, #1 << 11 /* set bit #11 */ + mcr p15, 0, r10, c15, c0, 1 /* write diagnostic register */ +.endm + ENTRY(lowlevel_init) + init_arm_errata mov pc, lr ENDPROC(lowlevel_init) |