From d1b860fbb2b0d25a5ccd8165ea4db2914b0820f5 Mon Sep 17 00:00:00 2001 From: Russell King Date: Sat, 5 Nov 2011 12:10:55 +0000 Subject: ARM: restart: ixp4xx: use new restart hook MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Hook these platforms restart code into the new restart hook rather than using arch_reset(). Acked-by: Krzysztof Hałasa Signed-off-by: Russell King --- arch/arm/mach-ixp4xx/common.c | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) (limited to 'arch/arm/mach-ixp4xx/common.c') diff --git a/arch/arm/mach-ixp4xx/common.c b/arch/arm/mach-ixp4xx/common.c index b86a0055ab96..04aa12103bce 100644 --- a/arch/arm/mach-ixp4xx/common.c +++ b/arch/arm/mach-ixp4xx/common.c @@ -501,3 +501,23 @@ static void __init ixp4xx_clockevent_init(void) clockevents_register_device(&clockevent_ixp4xx); } + +void ixp4xx_restart(char mode, const char *cmd) +{ + if ( 1 && mode == 's') { + /* Jump into ROM at address 0 */ + soft_restart(0); + } else { + /* Use on-chip reset capability */ + + /* set the "key" register to enable access to + * "timer" and "enable" registers + */ + *IXP4XX_OSWK = IXP4XX_WDT_KEY; + + /* write 0 to the timer register for an immediate reset */ + *IXP4XX_OSWT = 0; + + *IXP4XX_OSWE = IXP4XX_WDT_RESET_ENABLE | IXP4XX_WDT_COUNT_ENABLE; + } +} -- cgit