diff options
| -rw-r--r-- | board/coachz/board.c | 7 | ||||
| -rw-r--r-- | board/lazor/board.c | 11 | ||||
| -rw-r--r-- | board/pompom/board.c | 9 | ||||
| -rw-r--r-- | board/trogdor/board.c | 9 |
4 files changed, 36 insertions, 0 deletions
diff --git a/board/coachz/board.c b/board/coachz/board.c index aa09f671ad..d440c49113 100644 --- a/board/coachz/board.c +++ b/board/coachz/board.c @@ -344,6 +344,13 @@ void board_hibernate(void) int i; /* + * Sensors are unpowered in hibernate. Apply PD to the + * interrupt lines such that they don't float. + */ + gpio_set_flags(GPIO_ACCEL_GYRO_INT_L, + GPIO_INPUT | GPIO_PULL_DOWN); + + /* * Board rev 1+ has the hardware fix. Don't need the following * workaround. */ diff --git a/board/lazor/board.c b/board/lazor/board.c index 53221ec21c..43dfe33ac3 100644 --- a/board/lazor/board.c +++ b/board/lazor/board.c @@ -540,6 +540,17 @@ void board_hibernate(void) { int i; + if (!board_is_clamshell()) { + /* + * Sensors are unpowered in hibernate. Apply PD to the + * interrupt lines such that they don't float. + */ + gpio_set_flags(GPIO_ACCEL_GYRO_INT_L, + GPIO_INPUT | GPIO_PULL_DOWN); + gpio_set_flags(GPIO_LID_ACCEL_INT_L, + GPIO_INPUT | GPIO_PULL_DOWN); + } + /* * Board rev 5+ has the hardware fix. Don't need the following * workaround. diff --git a/board/pompom/board.c b/board/pompom/board.c index eb90084e19..afd801401e 100644 --- a/board/pompom/board.c +++ b/board/pompom/board.c @@ -247,6 +247,15 @@ void board_hibernate(void) int i; /* + * Sensors are unpowered in hibernate. Apply PD to the + * interrupt lines such that they don't float. + */ + gpio_set_flags(GPIO_ACCEL_GYRO_INT_L, + GPIO_INPUT | GPIO_PULL_DOWN); + gpio_set_flags(GPIO_LID_ACCEL_INT_L, + GPIO_INPUT | GPIO_PULL_DOWN); + + /* * Board rev 2+ has the hardware fix. Don't need the following * workaround. */ diff --git a/board/trogdor/board.c b/board/trogdor/board.c index 1fe0773230..a17e961f60 100644 --- a/board/trogdor/board.c +++ b/board/trogdor/board.c @@ -318,6 +318,15 @@ void board_hibernate(void) int i; /* + * Sensors are unpowered in hibernate. Apply PD to the + * interrupt lines such that they don't float. + */ + gpio_set_flags(GPIO_ACCEL_GYRO_INT_L, + GPIO_INPUT | GPIO_PULL_DOWN); + gpio_set_flags(GPIO_LID_ACCEL_INT_L, + GPIO_INPUT | GPIO_PULL_DOWN); + + /* * Enable the PPC power sink path before EC enters hibernate; * otherwise, ACOK won't go High and can't wake EC up. Check the * bug b/170324206 for details. |