diff options
author | Stephen Barber <smbarber@chromium.org> | 2016-07-07 11:40:38 -0700 |
---|---|---|
committer | chrome-bot <chrome-bot@chromium.org> | 2016-07-09 01:40:59 -0700 |
commit | 24abdc9a4e2dc056815feea2150b1d50f4d7c836 (patch) | |
tree | 507504fa02df7e7c4879445311878cac21f3829b | |
parent | 815b1356903306c66b3a433f0daa4577e1182a2e (diff) | |
download | chrome-ec-24abdc9a4e2dc056815feea2150b1d50f4d7c836.tar.gz |
common: add EC_FEATURE_RTC to features host command
If the EC has CONFIG_HOSTCMD_RTC set to 'y', then export this via the
features host command. The kernel can then use this feature to expose
an RTC device under /dev/rtc*.
Signed-off-by: Stephen Barber <smbarber@chromium.org>
BRANCH=none
BUG=chrome-os-partner:54639
TEST=`ectool inventory` shows RTC on kevin
Change-Id: I644c8e61c4d9f691cc6ca94ef60bee4384c21660
Reviewed-on: https://chromium-review.googlesource.com/359414
Commit-Ready: Stephen Barber <smbarber@chromium.org>
Tested-by: Stephen Barber <smbarber@chromium.org>
Reviewed-by: Shawn N <shawnn@chromium.org>
-rw-r--r-- | common/host_command.c | 3 | ||||
-rw-r--r-- | include/ec_commands.h | 2 | ||||
-rw-r--r-- | util/ectool.c | 1 |
3 files changed, 6 insertions, 0 deletions
diff --git a/common/host_command.c b/common/host_command.c index 2a4c48a803..3fa537b0cf 100644 --- a/common/host_command.c +++ b/common/host_command.c @@ -755,6 +755,9 @@ static int host_command_get_features(struct host_cmd_handler_args *args) #ifdef CONFIG_USB_MUX_VIRTUAL | EC_FEATURE_MASK_0(EC_FEATURE_USBC_SS_MUX_VIRTUAL) #endif +#ifdef CONFIG_HOSTCMD_RTC + | EC_FEATURE_MASK_0(EC_FEATURE_RTC) +#endif ; return EC_RES_SUCCESS; } diff --git a/include/ec_commands.h b/include/ec_commands.h index f532dfe84b..18f5f839f7 100644 --- a/include/ec_commands.h +++ b/include/ec_commands.h @@ -955,6 +955,8 @@ enum ec_feature_code { EC_FEATURE_VSTORE = 25, /* EC decides on USB-C SS mux state, muxes configured by host */ EC_FEATURE_USBC_SS_MUX_VIRTUAL = 26, + /* 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)) diff --git a/util/ectool.c b/util/ectool.c index 90d77d488a..bc6353640a 100644 --- a/util/ectool.c +++ b/util/ectool.c @@ -473,6 +473,7 @@ static const char * const ec_feature_names[] = { [EC_FEATURE_MOTION_SENSE_FIFO] = "FIFO for Motion Sensors events", [EC_FEATURE_VSTORE] = "Temporary secure vstore", [EC_FEATURE_USBC_SS_MUX_VIRTUAL] = "Host-controlled USB-C SS mux", + [EC_FEATURE_RTC] = "Real-time clock", }; int cmd_inventory(int argc, char *argv[]) |