From: Stephen Barber <smbarber@xxxxxxxxxxxx>
The EC can function as a simple RT, this patch adds the RTC related
definitions needed by the rtc-cros-ec driver.
Signed-off-by: Stephen Barber <smbarber@xxxxxxxxxxxx>
Signed-off-by: Enric Balletbo i Serra <enric.balletbo@xxxxxxxxxxxxx>
Acked-by: Lee Jones <lee.jones@xxxxxxxxxx>
---
include/linux/mfd/cros_ec_commands.h | 8 ++++++++
1 file changed, 8 insertions(+)
diff --git a/include/linux/mfd/cros_ec_commands.h b/include/linux/mfd/cros_ec_commands.h
index 84e1abb..852ce34 100644
--- a/include/linux/mfd/cros_ec_commands.h
+++ b/include/linux/mfd/cros_ec_commands.h
@@ -286,6 +286,9 @@ enum host_event_code {
/* Hang detect logic detected a hang and warm rebooted the AP */
EC_HOST_EVENT_HANG_REBOOT = 21,
+ /* EC RTC event occurred */
+ EC_HOST_EVENT_RTC = 26,
+
/*
* The high bit of the event mask is not used as a host event code. If
* it reads back as set, then the entire event mask should be
@@ -794,6 +797,8 @@ enum ec_feature_code {
EC_FEATURE_USB_MUX = 23,
/* Motion Sensor code has an internal software FIFO */
EC_FEATURE_MOTION_SENSE_FIFO = 24,
+ /* EC has RTC feature that can be controlled by host commands */
+ EC_FEATURE_RTC = 27,
};
#define EC_FEATURE_MASK_0(event_code) (1UL << (event_code % 32))
@@ -1704,6 +1709,9 @@ struct ec_response_rtc {
#define EC_CMD_RTC_SET_VALUE 0x46
#define EC_CMD_RTC_SET_ALARM 0x47
+/* Pass as param to SET_ALARM to clear the current alarm */
+#define EC_RTC_ALARM_CLEAR 0
+
/*****************************************************************************/
/* Port80 log access */
--
2.9.3
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