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-rw-r--r--src/mainboard/google/oak/mainboard.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/src/mainboard/google/oak/mainboard.c b/src/mainboard/google/oak/mainboard.c
index a4d257088d..1bf8d49872 100644
--- a/src/mainboard/google/oak/mainboard.c
+++ b/src/mainboard/google/oak/mainboard.c
@@ -66,6 +66,16 @@ static void configure_ext_buck(void)
}
}
+static void configure_touchscreen(void)
+{
+ /* Pull low reset gpio for 500us and then pull high */
+ if (board_id() + CONFIG_BOARD_ID_ADJUSTMENT >= 7) {
+ gpio_output(PAD_PCM_SYNC, 0);
+ udelay(500);
+ gpio_output(PAD_PCM_SYNC, 1);
+ }
+}
+
static void configure_audio(void)
{
mtcmos_audio_power_on();
@@ -252,6 +262,7 @@ static void mainboard_init(device_t dev)
configure_usb();
configure_usb_hub();
configure_ext_buck();
+ configure_touchscreen();
elog_init();
elog_add_watchdog_reset();