diff options
Diffstat (limited to 'board/trogdor')
| -rw-r--r-- | board/trogdor/board.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/board/trogdor/board.c b/board/trogdor/board.c index 4ada5e7945..00c8e3c024 100644 --- a/board/trogdor/board.c +++ b/board/trogdor/board.c @@ -250,6 +250,9 @@ static void board_init(void) * the CCD_MODE_ODL interrupt to make sure the SBU FETs are connected. */ gpio_enable_interrupt(GPIO_CCD_MODE_ODL); + + /* Set the backlight duty cycle to 0. AP will override it later. */ + pwm_set_duty(PWM_CH_DISPLIGHT, 0); } DECLARE_HOOK(HOOK_INIT, board_init, HOOK_PRIO_DEFAULT); @@ -286,9 +289,6 @@ static void board_chipset_suspend(void) */ gpio_set_level(GPIO_ENABLE_BACKLIGHT, 0); pwm_enable(PWM_CH_DISPLIGHT, 0); - - /* Disable the keyboard backlight */ - pwm_enable(PWM_CH_KBLIGHT, 0); } DECLARE_HOOK(HOOK_CHIPSET_SUSPEND, board_chipset_suspend, HOOK_PRIO_DEFAULT); @@ -297,8 +297,8 @@ static void board_chipset_resume(void) { /* Turn on display and keyboard backlight in S0. */ gpio_set_level(GPIO_ENABLE_BACKLIGHT, 1); - pwm_enable(PWM_CH_DISPLIGHT, 1); - pwm_enable(PWM_CH_KBLIGHT, 1); + if (pwm_get_duty(PWM_CH_DISPLIGHT)) + pwm_enable(PWM_CH_DISPLIGHT, 1); } DECLARE_HOOK(HOOK_CHIPSET_RESUME, board_chipset_resume, HOOK_PRIO_DEFAULT); |