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| author | Furquan Shaikh <furquan@chromium.org> | 2017-04-26 22:47:36 -0700 |
|---|---|---|
| committer | chrome-bot <chrome-bot@chromium.org> | 2017-05-02 17:45:16 -0700 |
| commit | 2bb9aec01aded925b726f7b18a66cdad181ac8db (patch) | |
| tree | 45f9846c6ad8839d346967fe6450964fa435b9cb /common/led_common.c | |
| parent | 5bc66e29950cb57cc545f571d5111cbce1fec0da (diff) | |
| download | chrome-ec-2bb9aec01aded925b726f7b18a66cdad181ac8db.tar.gz | |
common/led_common: Add API for controlling LED state
1. Provide led_control API that can be used by different drivers to
control the state of LED (0=off, 1=on, 2=reset)
2. Add a new LED ID for recovery HW_REINIT indication.
BUG=b:37682514
BRANCH=None
TEST=make -j buildall
Change-Id: I27334bde2b879046746456a610208f3fc2dd68b4
Signed-off-by: Furquan Shaikh <furquan@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/487840
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Diffstat (limited to 'common/led_common.c')
| -rw-r--r-- | common/led_common.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/common/led_common.c b/common/led_common.c index a894e305db..24c8dfe814 100644 --- a/common/led_common.c +++ b/common/led_common.c @@ -71,3 +71,12 @@ static int led_command_control(struct host_cmd_handler_args *args) return EC_RES_SUCCESS; } DECLARE_HOST_COMMAND(EC_CMD_LED_CONTROL, led_command_control, EC_VER_MASK(1)); + +__attribute__((weak)) +void led_control(enum ec_led_id led_id, enum ec_led_state state) +{ + /* + * Default weak implementation that does not affect the state of + * LED. Boards can provide their own implementation. + */ +} |