From 4c7b965c6ce228f7ac8dfaeb7b568e5bfe0cbc29 Mon Sep 17 00:00:00 2001 From: John Su Date: Mon, 20 Feb 2023 16:34:13 +0800 Subject: [PATCH] mb/google/skyrim/var/markarth: Update Elan touchscreen power sequence Based on product spec v1.4, update T3 timing from 180 ms to 150 ms. BRANCH=none BUG=b:262734395 TEST=emerge-skyrim coreboot chromeos-bootimage Then the Elan touchscreen works fine. Signed-off-by: John Su Change-Id: I0d8f1e008276fccdfbb8c76cfebaccbe71160b64 Reviewed-on: https://review.coreboot.org/c/coreboot/+/73130 Reviewed-by: Eric Lai Tested-by: build bot (Jenkins) Reviewed-by: Frank Wu --- src/mainboard/google/skyrim/variants/markarth/overridetree.cb | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/src/mainboard/google/skyrim/variants/markarth/overridetree.cb b/src/mainboard/google/skyrim/variants/markarth/overridetree.cb index f50820bdeb..5adffd41c8 100644 --- a/src/mainboard/google/skyrim/variants/markarth/overridetree.cb +++ b/src/mainboard/google/skyrim/variants/markarth/overridetree.cb @@ -85,7 +85,7 @@ chip soc/amd/mendocino register "generic.reset_off_delay_ms" = "1" register "generic.reset_delay_ms" = "10" register "generic.stop_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPIO_76)" - register "generic.stop_delay_ms" = "180" + register "generic.stop_delay_ms" = "150" register "generic.stop_off_delay_ms" = "1" register "generic.has_power_resource" = "1" register "hid_desc_reg_offset" = "0x01"