diff options
| author | Daisuke Nojiri <dnojiri@chromium.org> | 2018-05-08 14:45:55 -0700 |
|---|---|---|
| committer | chrome-bot <chrome-bot@chromium.org> | 2018-05-11 12:10:44 -0700 |
| commit | 94b4c511a6a5f185bce14d30731f165c4c48d752 (patch) | |
| tree | 1b26f85d80991d24cf22eb5e123796dd3d48c3cf /board/nami/board.c | |
| parent | f21a0681c78e67ccc11f350dc3a455360fc765fb (diff) | |
| download | chrome-ec-94b4c511a6a5f185bce14d30731f165c4c48d752.tar.gz | |
kblight: Add keyboard backlight control module
This patch promotes board/nami/keyboard_backlight.c to common
directory.
Board customization is done via board_kblight_init callback.
It currently supports two drivers: direct PWM control and lm3509.
Signed-off-by: Daisuke Nojiri <dnojiri@chromium.org>
BUG=b:78360907,b:78141647
BRANCH=none
TEST=On Nami (for lm3509) and Sona (pwm), verify the followings:
1. Alt + brightness up/down works
2. After suspend-resume, brightness is restored
3. Lid close/open
4. After screen is off, keyboard backlight is turned off
Change-Id: I584c06e8702fe7b289999698f277311cfd3400bd
Reviewed-on: https://chromium-review.googlesource.com/1051027
Commit-Ready: Daisuke Nojiri <dnojiri@chromium.org>
Tested-by: Daisuke Nojiri <dnojiri@chromium.org>
Reviewed-by: Daisuke Nojiri <dnojiri@chromium.org>
Diffstat (limited to 'board/nami/board.c')
| -rw-r--r-- | board/nami/board.c | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/board/nami/board.c b/board/nami/board.c index af3a4d36f3..9cc93f913b 100644 --- a/board/nami/board.c +++ b/board/nami/board.c @@ -32,6 +32,7 @@ #include "hooks.h" #include "host_command.h" #include "i2c.h" +#include "keyboard_backlight.h" #include "keyboard_scan.h" #include "lid_switch.h" #include "math_util.h" @@ -741,3 +742,20 @@ int board_is_lid_angle_tablet_mode(void) /* Boards with no GMR sensor use lid angles to detect tablet mode. */ return oem == PROJECT_NAMI || oem == PROJECT_VAYNE; } + +void board_kblight_init(void) +{ + switch (oem) { + default: + case PROJECT_NAMI: + case PROJECT_VAYNE: + case PROJECT_PANTHEON: + kblight_register(&kblight_lm3509); + break; + case PROJECT_SONA: + if (sku == 0x3AE2) + break; + kblight_register(&kblight_pwm); + break; + } +} |