[arm/tegra] support RTC alarm interrupt in odm_kit

New API added to odm_kit to register a callback to use on RTC interrupt.
Supported added for RTC alarms in the max8907b PMU.

Bug 717253
Bug 734529

Change-Id: I34abebd7dd3caf4ef8923fcf651c50f6d245f6b4
Reviewed-on: http://git-master/r/7328
Reviewed-by: Krishna Reddy <vdumpa@nvidia.com>
Reviewed-by: Jonathan Mayo <jmayo@nvidia.com>
Tested-by: Jonathan Mayo <jmayo@nvidia.com>
Reviewed-by: Aleksandr Frid <afrid@nvidia.com>
Reviewed-by: Yu-Huan Hsu <yhsu@nvidia.com>
Reviewed-by: Varun Colbert <vcolbert@nvidia.com>
Tested-by: Varun Colbert <vcolbert@nvidia.com>

1 files changed, 29 insertions, 0 deletions

diff --git a/arch/arm/mach-tegra/include/nvodm_pmu.h b/arch/arm/mach-tegra/include/nvodm_pmu.h
index b20f536ebb82..00e94168d1ef 100644
--- a/arch/arm/mach-tegra/include/nvodm_pmu.h
+++ b/arch/arm/mach-tegra/include/nvodm_pmu.h
@@ -482,6 +482,35 @@ NvBool
 NvOdmPmuIsRtcInitialized(
     NvOdmPmuDeviceHandle hDevice);
 
+/**
+ * Registers a callback function for PMU RTC Alarm.
+ *
+ * @param hDevice A handle to the PMU.
+ * @param func Callback function to call on alarm interrupt.
+ * @return NV_TRUE if successfully registered, or NV_FALSE on failure.
+ */
+NvBool
+NvOdmPmuAlarmHandlerSet(
+	NvOdmPmuDeviceHandle hDevice,
+	NvBool (*func)(NvOdmPmuDeviceHandle));
+
+/**
+ * Prep PMU for suspend.
+ * @param hDevice A handle to the PMU.
+ * @return NV_TRUE if successful, or NV_FALSE otherwise.
+ */
+NvBool
+NvOdmPmuSuspendRtc(
+	NvOdmPmuDeviceHandle hDevice);
+
+/**
+ * Restore PMU from suspend.
+ * @param hDevice A handle to the PMU.
+ * @return NV_TRUE if successful, or NV_FALSE otherwise.
+ */
+NvBool
+NvOdmPmuResumeRtc(
+	NvOdmPmuDeviceHandle hDevice);
 
 #if defined(__cplusplus)
 }