From 57fbd9c92c0f39039d86806189bddde873eaed1f Mon Sep 17 00:00:00 2001 From: Yidi Lin Date: Thu, 6 Feb 2025 16:21:26 +0800 Subject: [PATCH] mb/google/rauru: Pull HPD pin up Pull HPD (Hot Plug Detect) pin up in order to detect the panel. BRANCH=rauru BUG=b:376357839 TEST=Verify FW screen on Navi and Hylia Change-Id: Ie11ceabad0b9872729125936d90b93b5d6d7cea6 Signed-off-by: Yidi Lin Reviewed-on: https://review.coreboot.org/c/coreboot/+/86294 Reviewed-by: Yu-Ping Wu Tested-by: build bot (Jenkins) --- src/mainboard/google/rauru/panel.c | 1 + 1 file changed, 1 insertion(+) diff --git a/src/mainboard/google/rauru/panel.c b/src/mainboard/google/rauru/panel.c index 37e4001159..92d2f30cf1 100644 --- a/src/mainboard/google/rauru/panel.c +++ b/src/mainboard/google/rauru/panel.c @@ -31,6 +31,7 @@ static void power_on_load_switch(void) { gpio_output(GPIO_EN_PP3300_EDP_X, 1); gpio_set_mode(GPIO_EDP_HPD_1V8, GPIO_FUNC(EINT13, EDP_TX_HPD)); + gpio_set_pull(GPIO_EDP_HPD_1V8, GPIO_PULL_ENABLE, GPIO_PULL_UP); } static struct panel_description edp_panel = {