From 30bc9f415d9564de90fc0c6c6a92462ce3ce7c06 Mon Sep 17 00:00:00 2001 From: Jiaxin Yu Date: Tue, 23 Apr 2019 20:45:50 +0800 Subject: google/kukui: Support sound in boot process Configure and enable GPIO for speaker amp max98357a. BUG=b:117254418 TEST=Build pass and verified on kukui p1 board BRANCH=None Change-Id: I97655702dff402245326d2eff71fae0e336df9f5 Signed-off-by: Jiaxin Yu Reviewed-on: https://review.coreboot.org/c/coreboot/+/32459 Tested-by: build bot (Jenkins) Reviewed-by: Julius Werner --- src/mainboard/google/kukui/chromeos.c | 2 ++ 1 file changed, 2 insertions(+) (limited to 'src/mainboard/google/kukui/chromeos.c') diff --git a/src/mainboard/google/kukui/chromeos.c b/src/mainboard/google/kukui/chromeos.c index 44e75e29f0..35395014d6 100644 --- a/src/mainboard/google/kukui/chromeos.c +++ b/src/mainboard/google/kukui/chromeos.c @@ -27,6 +27,7 @@ void setup_chromeos_gpios(void) gpio_input_pullup(EC_IRQ); gpio_input_pullup(CR50_IRQ); gpio_output(GPIO_RESET, 0); + gpio_output(GPIO_EN_SPK_AMP, 0); } void fill_lb_gpios(struct lb_gpios *gpios) @@ -38,6 +39,7 @@ void fill_lb_gpios(struct lb_gpios *gpios) {EC_IN_RW.id, ACTIVE_HIGH, -1, "EC in RW"}, {EC_IRQ.id, ACTIVE_LOW, -1, "EC interrupt"}, {CR50_IRQ.id, ACTIVE_HIGH, -1, "TPM interrupt"}, + {GPIO_EN_SPK_AMP.id, ACTIVE_HIGH, -1, "speaker enable"}, }; lb_add_gpios(gpios, chromeos_gpios, ARRAY_SIZE(chromeos_gpios)); } -- cgit v1.2.3