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mainboard/google/reef: Ignore Audio DMIC IOSSTATE 

Audio DMIC PLL needs to be ON in S0ix to support
Wake on Voice. This requires GPIO_79 and GPIO_80
to be configured as IGNORE IOSSTATE. So DMIC CLKs
will be ON in S0ix.

Change-Id: If91045a8664ce853366b670b9db38d620818fbab
Signed-off-by: Vaibhav Shankar <vaibhav.shankar@intel.com>
Reviewed-on: https://review.coreboot.org/18155
Tested-by: build bot (Jenkins)
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
This commit is contained in:
Vaibhav Shankar 2017-01-16 14:54:29 -08:00 committed by Martin Roth
parent d8e34b2c44
commit c0eae6112f
1 changed files with 4 additions and 2 deletions
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6
src/mainboard/google/reef/variants/baseboard/gpio.c
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@ -218,8 +218,10 @@ static const struct pad_config gpio_table[] = {
PAD_CFG_GPI(GPIO_78, UP_20K, DEEP), /* I2S1_SDO */ PAD_CFG_GPI(GPIO_78, UP_20K, DEEP), /* I2S1_SDO */
/* DMIC or I2S4 */ /* DMIC or I2S4 */
PAD_CFG_NF(GPIO_79, NATIVE, DEEP, NF1), /* AVS_DMIC_CLK_A1 */ /* AVS_DMIC_CLK_A1 */
PAD_CFG_NF(GPIO_80, NATIVE, DEEP, NF1), /* AVS_DMIC_CLK_B1 */ PAD_CFG_NF_IOSSTATE(GPIO_79, NATIVE, DEEP, NF1, IGNORE),
/* AVS_DMIC_CLK_B1 */
PAD_CFG_NF_IOSSTATE(GPIO_80, NATIVE, DEEP, NF1, IGNORE),
PAD_CFG_NF(GPIO_81, NATIVE, DEEP, NF1), /* AVS_DMIC_DATA_1 */ PAD_CFG_NF(GPIO_81, NATIVE, DEEP, NF1), /* AVS_DMIC_DATA_1 */
PAD_CFG_GPI(GPIO_82, DN_20K, DEEP), /* unused -- strap */ PAD_CFG_GPI(GPIO_82, DN_20K, DEEP), /* unused -- strap */
PAD_CFG_NF(GPIO_83, NATIVE, DEEP, NF1), /* AVS_DMIC_DATA_2 */ PAD_CFG_NF(GPIO_83, NATIVE, DEEP, NF1), /* AVS_DMIC_DATA_2 */