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UPSTREAM: mainboard/google/reef: support WLAN_PE_RST

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The reef DVT build added another way to assert the wifi module's
reset line. Ensure it's deasserted by default. For previous boards
this GPIO doesn't matter because it wasn't routed anyway.

BUG=chrome-os-partner:56737
BRANCH=None
TEST=None

Signed-off-by: Aaron Durbin <adurbin@chromium.org>
Reviewed-on: https://review.coreboot.org/16373
Reviewed-by: Furquan Shaikh <furquan@google.com>
Tested-by: build bot (Jenkins)
Reviewed-by: Duncan Laurie <dlaurie@chromium.org>
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>

Change-Id: I63e97b091ca0a278682c883303b1d7e052d8e677
Reviewed-on: https://chromium-review.googlesource.com/380993
Commit-Ready: Furquan Shaikh <furquan@chromium.org>
Tested-by: Furquan Shaikh <furquan@chromium.org>
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
This commit is contained in:
Aaron Durbin 2016-08-30 16:36:46 -05:00 • committed by chrome-bot
parent 26a4b43f29
commit 77a269cf91
1 changed files with 4 additions and 1 deletions
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5
src/mainboard/google/reef/gpio.h
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@ -271,7 +271,8 @@ static const struct pad_config gpio_table[] = {
PAD_CFG_GPI(GPIO_119, UP_20K, DEEP), /* SIO_SPI_2_FS0 */ PAD_CFG_GPI(GPIO_119, UP_20K, DEEP), /* SIO_SPI_2_FS0 */
PAD_CFG_GPI(GPIO_120, UP_20K, DEEP), /* SIO_SPI_2_FS1 */ PAD_CFG_GPI(GPIO_120, UP_20K, DEEP), /* SIO_SPI_2_FS1 */
PAD_CFG_GPI(GPIO_121, UP_20K, DEEP), /* SIO_SPI_2_FS2 */ PAD_CFG_GPI(GPIO_121, UP_20K, DEEP), /* SIO_SPI_2_FS2 */
PAD_CFG_GPI(GPIO_122, UP_20K, DEEP), /* SIO_SPI_2_RXD */ /* WLAN_PE_RST - default to deasserted. */
PAD_CFG_GPO(GPIO_122, 0, DEEP), /* SIO_SPI_2_RXD */
PAD_CFG_GPI(GPIO_123, UP_20K, DEEP), /* SIO_SPI_2_TXD */ PAD_CFG_GPI(GPIO_123, UP_20K, DEEP), /* SIO_SPI_2_TXD */
/* Debug tracing. */ /* Debug tracing. */
@ -348,6 +349,8 @@ static const struct pad_config early_gpio_table[] = {
/* I2C2 - TPM */ /* I2C2 - TPM */
PAD_CFG_NF(GPIO_128, UP_2K, DEEP, NF1), /* LPSS_I2C2_SDA */ PAD_CFG_NF(GPIO_128, UP_2K, DEEP, NF1), /* LPSS_I2C2_SDA */
PAD_CFG_NF(GPIO_129, UP_2K, DEEP, NF1), /* LPSS_I2C2_SCL */ PAD_CFG_NF(GPIO_129, UP_2K, DEEP, NF1), /* LPSS_I2C2_SCL */
/* WLAN_PE_RST - default to deasserted just in case FSP misbehaves. */
PAD_CFG_GPO(GPIO_122, 0, DEEP), /* SIO_SPI_2_RXD */
}; };
/* GPIO settings before entering sleep. */ /* GPIO settings before entering sleep. */