diff options
| author | Duncan Laurie <dlaurie@chromium.org> | 2015-11-12 16:39:36 -0800 |
|---|---|---|
| committer | Patrick Georgi <pgeorgi@google.com> | 2015-11-18 16:29:05 +0100 |
| commit | 3db94686e596bc87714f75077d609591c013c5ec (patch) | |
| tree | 75866cae6f9c4a226efc9cf5ed337f27b8ac084c /src/mainboard/google/chell | |
| parent | 4aca1477cbad0dd0511d974baa57a540b3cfc373 (diff) | |
| download | coreboot-3db94686e596bc87714f75077d609591c013c5ec.tar.xz | |
google/chell: Turn on keyboard backlight in romstage
Use the keyboard backlight to provide indication that the system is
booting. This is useful for determining that a system is in S0 and
is running BIOS code.
BUG=chrome-os-partner:47435
BRANCH=none
TEST=boot on chell and see keyboard backlight come on early
Change-Id: I43e699bcc2f34998d3d6ce33ce72c7b04b55c146
Signed-off-by: Patrick Georgi <pgeorgi@chromium.org>
Original-Commit-Id: a3a0147b6de681365a9c995175076d5f397016fb
Original-Change-Id: I2441c28431e71b13b70e6533e175d29ccfd8d7e9
Original-Signed-off-by: Duncan Laurie <dlaurie@chromium.org>
Original-Reviewed-on: https://chromium-review.googlesource.com/312358
Original-Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Reviewed-on: http://review.coreboot.org/12448
Tested-by: build bot (Jenkins)
Reviewed-by: Martin Roth <martinroth@google.com>
Diffstat (limited to 'src/mainboard/google/chell')
| -rw-r--r-- | src/mainboard/google/chell/romstage.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/src/mainboard/google/chell/romstage.c b/src/mainboard/google/chell/romstage.c index 6aac80f17b..ecaae3a357 100644 --- a/src/mainboard/google/chell/romstage.c +++ b/src/mainboard/google/chell/romstage.c @@ -39,6 +39,10 @@ void mainboard_romstage_entry(struct romstage_params *params) /* Ensure the EC and PD are in the right mode for recovery */ google_chromeec_early_init(); + /* Turn on keyboard backlight to indicate we are booting */ + if (params->power_state->prev_sleep_state != SLEEP_STATE_S3) + google_chromeec_kbbacklight(100); + early_config_gpio(); /* Fill out PEI DATA */ |