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| author | Daniel Drake <dsd@laptop.org> | 2011-06-25 17:34:17 +0100 |
|---|---|---|
| committer | H. Peter Anvin <hpa@linux.intel.com> | 2011-07-06 14:44:42 -0700 |
| commit | cfee95977bea090ae5ec4fd442ebd381792d46c4 (patch) | |
| tree | 2c82666a095236524def83031ce47f4dd3387237 /include/linux/cs5535.h | |
| parent | e1040ac693bac19eaeafbd6c5fd24d9429b5eeb8 (diff) | |
| download | linux-cfee95977bea090ae5ec4fd442ebd381792d46c4.tar.gz linux-cfee95977bea090ae5ec4fd442ebd381792d46c4.tar.bz2 linux-cfee95977bea090ae5ec4fd442ebd381792d46c4.zip | |
x86, olpc: Add XO-1 RTC driver
Add a driver to configure the XO-1 RTC via CS5536 MSRs, to be used as a
system wakeup source via olpc-xo1-pm.
Device detection is based on finding the relevant device tree node.
Signed-off-by: Daniel Drake <dsd@laptop.org>
Link: http://lkml.kernel.org/r/1309019658-1712-11-git-send-email-dsd@laptop.org
Acked-by: Andres Salomon <dilinger@queued.net>
Acked-by: Grant Likely <grant.likely@secretlab.ca>
Reviewed-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Cc: devicetree-discuss@lists.ozlabs.org
Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
Diffstat (limited to 'include/linux/cs5535.h')
| -rw-r--r-- | include/linux/cs5535.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/include/linux/cs5535.h b/include/linux/cs5535.h index 72954c6bf5d6..c077aec3a6ff 100644 --- a/include/linux/cs5535.h +++ b/include/linux/cs5535.h @@ -40,6 +40,10 @@ #define MSR_MFGPT_NR 0x51400029 #define MSR_MFGPT_SETUP 0x5140002B +#define MSR_RTC_DOMA_OFFSET 0x51400055 +#define MSR_RTC_MONA_OFFSET 0x51400056 +#define MSR_RTC_CEN_OFFSET 0x51400057 + #define MSR_LX_SPARE_MSR 0x80000011 /* DC-specific */ #define MSR_GX_GLD_MSR_CONFIG 0xC0002001 @@ -95,6 +99,7 @@ static inline int cs5535_pic_unreqz_select_high(unsigned int group, /* CS5536_PM1_EN bits */ #define CS5536_PM_PWRBTN (1 << 8) +#define CS5536_PM_RTC (1 << 10) /* CS5536_PM_GPE0_STS bits */ #define CS5536_GPIOM7_PME_FLAG (1 << 31) |