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mb/google/poppy/variants/nocturne: deassert audio amp reset 

Drive SPKR_RST_L (GPP_A19) high at boot to take audio amps out of
reset.

BUG=b:78122599
BRANCH=none
TEST="emerge-nocturne coreboot chromeos-bootimage", boot to kernel,
and verify sound works via "aplay /dev/random"

Change-Id: Ia49931f2dc7802edc8a46114b081e4a96eeee604
Signed-off-by: Nick Vaccaro <nvaccaro@google.com>
Reviewed-on: https://review.coreboot.org/26317
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Furquan Shaikh <furquan@google.com>
This commit is contained in:
Nick Vaccaro 2018-05-16 02:49:50 -07:00 committed by Patrick Georgi
parent 006114bbe0
commit 8c4b526fd2
1 changed files with 1 additions and 1 deletions
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2
src/mainboard/google/poppy/variants/nocturne/gpio.c
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@ -53,7 +53,7 @@ static const struct pad_config gpio_table[] = {
/* A18 : ISH_GP0 ==> ISH_GP0 */
PAD_CFG_NC(GPP_A18),
/* A19 : SPKR_RST_L */
PAD_CFG_GPO(GPP_A19, 0, PLTRST),
PAD_CFG_GPO(GPP_A19, 1, PLTRST),
/* A20 : ISH_GP2 ==> ISH_UART0_RXD */
PAD_CFG_NC(GPP_A20),
/* A21 : ISH_GP3 */