diff options
| author | Li Jie <eltshanli@gmail.com> | 2009-12-31 15:50:02 +0100 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2010-01-05 21:52:45 +0100 |
| commit | 58b2e0a2dd8e460d3b7d7f8ec5d3042253b9e08a (patch) | |
| tree | ee452af3cc8bf27c129bf0bd605ddd85dccf5b38 /arch/arm | |
| parent | ARM: 5863/1: fix bugs of clock source of NUC900 (diff) | |
| download | linux-58b2e0a2dd8e460d3b7d7f8ec5d3042253b9e08a.tar.xz linux-58b2e0a2dd8e460d3b7d7f8ec5d3042253b9e08a.zip | |
ARM: 5864/1: Implement arch_reset() in NUC900
Implement arch_reset(), reboot from shell become possible.
Signed-off-by: lijie <eltshanli@gmail.com>
Acked-by: Wan ZongShun <mcuos.com@gmail.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm')
| -rw-r--r-- | arch/arm/mach-w90x900/include/mach/system.h | 15 |
1 files changed, 14 insertions, 1 deletions
diff --git a/arch/arm/mach-w90x900/include/mach/system.h b/arch/arm/mach-w90x900/include/mach/system.h index 940640066857..ce228bdc66dd 100644 --- a/arch/arm/mach-w90x900/include/mach/system.h +++ b/arch/arm/mach-w90x900/include/mach/system.h @@ -15,7 +15,15 @@ * */ +#include <linux/io.h> #include <asm/proc-fns.h> +#include <mach/map.h> +#include <mach/regs-timer.h> + +#define WTCR (TMR_BA + 0x1C) +#define WTCLK (1 << 10) +#define WTE (1 << 7) +#define WTRE (1 << 1) static void arch_idle(void) { @@ -23,6 +31,11 @@ static void arch_idle(void) static void arch_reset(char mode, const char *cmd) { - cpu_reset(0); + if (mode == 's') { + /* Jump into ROM at address 0 */ + cpu_reset(0); + } else { + __raw_writel(WTE | WTRE | WTCLK, WTCR); + } } |