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| author | Kevin Hilman <khilman@mvista.com> | 2007-12-12 00:32:58 +0100 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2007-12-17 17:18:01 +0000 |
| commit | 553876c802249b21267b78a9b3857d1341a3df87 (patch) | |
| tree | eefc6244d71df2ad158b381345b9837295019186 /arch | |
| parent | 41a9e680717e82c745b1ead979ea008e9134ea68 (diff) | |
| download | linux-553876c802249b21267b78a9b3857d1341a3df87.tar.gz linux-553876c802249b21267b78a9b3857d1341a3df87.tar.bz2 linux-553876c802249b21267b78a9b3857d1341a3df87.zip | |
[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 <khilman@mvista.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/arm/mach-ixp4xx/common.c | 10 |
1 files changed, 7 insertions, 3 deletions
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; |