diff options
| author | Lijian Zhao <lijian.zhao@intel.com> | 2018-11-01 16:52:20 -0700 |
|---|---|---|
| committer | Patrick Georgi <pgeorgi@google.com> | 2018-11-05 09:13:59 +0000 |
| commit | 7ca21c102405f5526dc6b2ab786924e2f08a3c63 (patch) | |
| tree | 79190e7e2e05532342e0d9bdb1ab34441e8d0a2a /src/mainboard/google | |
| parent | 6c36d151a81dbfa1f1e2a5d47dd87f2e53534bc7 (diff) | |
| download | coreboot-7ca21c102405f5526dc6b2ab786924e2f08a3c63.tar.xz | |
mb/google/sarien: Enable WWAN detection
WWAN start-up control requires RESET# assert after FULL_CARD_POWER_OFF#
set to high more than 10 ms, so force RESET#(GPP_D21) to low at
bootblock stage to match the sequence.
BUG=N/A
TEST=Boot up Sarien/Arcada board, check WWAN get detected as USB
devices through lsusb.
Change-Id: I36eb841a2e8f2b36771d20577314a7451fbee133
Signed-off-by: Lijian Zhao <lijian.zhao@intel.com>
Reviewed-on: https://review.coreboot.org/29430
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Duncan Laurie <dlaurie@chromium.org>
Diffstat (limited to 'src/mainboard/google')
| -rw-r--r-- | src/mainboard/google/sarien/variants/arcada/gpio.c | 2 | ||||
| -rw-r--r-- | src/mainboard/google/sarien/variants/sarien/gpio.c | 2 |
2 files changed, 4 insertions, 0 deletions
diff --git a/src/mainboard/google/sarien/variants/arcada/gpio.c b/src/mainboard/google/sarien/variants/arcada/gpio.c index 86da3ec97f..eb4ee7660b 100644 --- a/src/mainboard/google/sarien/variants/arcada/gpio.c +++ b/src/mainboard/google/sarien/variants/arcada/gpio.c @@ -234,6 +234,8 @@ static const struct pad_config early_gpio_table[] = { /* I2C4_SCL */ PAD_CFG_NF(GPP_H9, NONE, DEEP, NF1), /* I2C_SCL_H1 */ /* DMIC_DATA1 */ PAD_CFG_GPI_APIC(GPP_D18, NONE, DEEP, EDGE_SINGLE, INVERT), /* H1_PCH_INT_ODL */ +/* RESET# need to stay low before FULL_CARD_POWER_OFF assert */ +/* SPI1_IO2 */ PAD_CFG_GPO(GPP_D21, 0, DEEP), /* WWAN_BB_RST# */ /* CPU_GP0 */ PAD_CFG_GPI(GPP_E3, NONE, DEEP), /* MEM_INTERLEAVED */ /* SATALED# */ PAD_CFG_GPI(GPP_E8, NONE, DEEP), /* RECOVERY# */ /* DDPD_HPD2 */ PAD_CFG_GPI(GPP_E15, NONE, DEEP), /* PCH_WP */ diff --git a/src/mainboard/google/sarien/variants/sarien/gpio.c b/src/mainboard/google/sarien/variants/sarien/gpio.c index 3656afb13e..690af1f8ca 100644 --- a/src/mainboard/google/sarien/variants/sarien/gpio.c +++ b/src/mainboard/google/sarien/variants/sarien/gpio.c @@ -234,6 +234,8 @@ static const struct pad_config early_gpio_table[] = { /* I2C4_SCL */ PAD_CFG_NF(GPP_H9, NONE, DEEP, NF1), /* I2C_SCL_H1 */ /* DMIC_DATA1 */ PAD_CFG_GPI_APIC(GPP_D18, NONE, DEEP, EDGE_SINGLE, INVERT), /* H1_PCH_INT_ODL */ +/* RESET# need to stay low before FULL_CARD_POWER_OFF assert */ +/* SPI1_IO2 */ PAD_CFG_GPO(GPP_D21, 0, DEEP), /* WWAN_BB_RST# */ /* CPU_GP0 */ PAD_CFG_GPI(GPP_E3, NONE, DEEP), /* MEM_INTERLEAVED */ /* SATALED# */ PAD_CFG_GPI(GPP_E8, NONE, DEEP), /* RECOVERY */ /* DDPD_HPD2 */ PAD_CFG_GPI(GPP_E15, NONE, DEEP), /* H1_FLASH_WP */ |