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| author | elthanhuang <elthan_huang@compal.corp-partner.google.com> | 2020-10-07 22:12:19 +0800 |
|---|---|---|
| committer | Commit Bot <commit-bot@chromium.org> | 2020-10-07 20:31:12 +0000 |
| commit | 51fd9a53532ac9774a3ae84227d89542ba8c69a1 (patch) | |
| tree | e63da4fefbf39f003bfd70c226a59012c3c856a4 | |
| parent | 8f6aa4db2e9428766a5848478c6142c9ec392739 (diff) | |
| download | chrome-ec-51fd9a53532ac9774a3ae84227d89542ba8c69a1.tar.gz | |
vilboz: Enable LTE function
Enable LTE_EN(GPIO62) and LTE_W_DISABLE(GPIO40) when power-on.
Disable LTE_EN and LTE_W_DISABLE when power-off.
BUG=b:168960595
BRANCH=Zork
TEST=WWAN card can be detect when power-on.
Change-Id: I554fb75c07a3e631f5f59c4b8a9e7df685854271
Signed-off-by: elthanhuang <elthan_huang@compal.corp-partner.google.com>
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/ec/+/2456386
Reviewed-by: Edward Hill <ecgh@chromium.org>
Commit-Queue: Edward Hill <ecgh@chromium.org>
Tested-by: Edward Hill <ecgh@chromium.org>
| -rw-r--r-- | board/vilboz/board.c | 16 | ||||
| -rw-r--r-- | board/vilboz/gpio.inc | 4 |
2 files changed, 20 insertions, 0 deletions
diff --git a/board/vilboz/board.c b/board/vilboz/board.c index 23b5f65c22..33cff6b0db 100644 --- a/board/vilboz/board.c +++ b/board/vilboz/board.c @@ -413,6 +413,22 @@ static void setup_fw_config(void) } DECLARE_HOOK(HOOK_INIT, setup_fw_config, HOOK_PRIO_INIT_I2C + 2); +static void wwan_lte_startup(void) +{ + /* Turn on WWAN LTE function as we go into S0 from S5. */ + gpio_set_level(GPIO_LTE_EN, 1); + gpio_set_level(GPIO_LTE_W_DISABLE_L, 1); +} +DECLARE_HOOK(HOOK_CHIPSET_STARTUP, wwan_lte_startup, HOOK_PRIO_DEFAULT + 1); + +static void wwan_lte_shutdown(void) +{ + /* Turn off WWAN LTE function as we go back to S5. */ + gpio_set_level(GPIO_LTE_EN, 0); + gpio_set_level(GPIO_LTE_W_DISABLE_L, 0); +} +DECLARE_HOOK(HOOK_CHIPSET_SHUTDOWN, wwan_lte_shutdown, HOOK_PRIO_DEFAULT + 1); + const struct pwm_t pwm_channels[] = { [PWM_CH_KBLIGHT] = { .channel = 3, diff --git a/board/vilboz/gpio.inc b/board/vilboz/gpio.inc index 90578c39fb..79ea48848f 100644 --- a/board/vilboz/gpio.inc +++ b/board/vilboz/gpio.inc @@ -53,6 +53,10 @@ GPIO(LED_FULL_L, PIN(6, 0), GPIO_OUT_HIGH) GPIO(LED_CHRG_L, PIN(C, 0), GPIO_OUT_HIGH) GPIO(LED3_PWM, PIN(C, 3), GPIO_OUT_HIGH) +/* LTE control */ +GPIO(LTE_EN, PIN(6, 2), GPIO_OUT_LOW) /* WWAN LET Fuction enable */ +GPIO(LTE_W_DISABLE_L, PIN(4, 0), GPIO_OUT_LOW) /* WWAN LET flight mode */ + /* * Vilboz has only 1 HDMI DB option */ |