From 553876c802249b21267b78a9b3857d1341a3df87 Mon Sep 17 00:00:00 2001 From: Kevin Hilman Date: Wed, 12 Dec 2007 00:32:58 +0100 Subject: [ARM] 4694/1: IXP4xx: Update clockevent support for shutdown and resume Add proper support for CLOCK_EVT_MODE_RESUME and in the process fix CLOCK_EVT_MODE_SHUTDOWN so that only the enable bits are toggled for both. Signed-off-by: Kevin Hilman Signed-off-by: Russell King --- arch/arm/mach-ixp4xx/common.c | 10 +++++++--- 1 file changed, 7 insertions(+), 3 deletions(-) (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 c1271c449246..f6d66dce6852 100644 --- a/arch/arm/mach-ixp4xx/common.c +++ b/arch/arm/mach-ixp4xx/common.c @@ -442,7 +442,8 @@ static int ixp4xx_set_next_event(unsigned long evt, static void ixp4xx_set_mode(enum clock_event_mode mode, struct clock_event_device *evt) { - unsigned long opts, osrt = *IXP4XX_OSRT1 & ~IXP4XX_OST_RELOAD_MASK; + unsigned long opts = *IXP4XX_OSRT1 & IXP4XX_OST_RELOAD_MASK; + unsigned long osrt = *IXP4XX_OSRT1 & ~IXP4XX_OST_RELOAD_MASK; switch (mode) { case CLOCK_EVT_MODE_PERIODIC: @@ -455,12 +456,15 @@ static void ixp4xx_set_mode(enum clock_event_mode mode, opts = IXP4XX_OST_ENABLE | IXP4XX_OST_ONE_SHOT; break; case CLOCK_EVT_MODE_SHUTDOWN: + opts &= ~IXP4XX_OST_ENABLE; + break; + case CLOCK_EVT_MODE_RESUME: + opts |= IXP4XX_OST_ENABLE; + break; case CLOCK_EVT_MODE_UNUSED: default: osrt = opts = 0; break; - case CLOCK_EVT_MODE_RESUME: - break; } *IXP4XX_OSRT1 = osrt | opts; -- cgit v1.2.1