From 1a1251961bbf872fe800781e71e4f52837b48cc3 Mon Sep 17 00:00:00 2001 From: Wisley Chen Date: Mon, 10 Apr 2017 08:29:35 -0400 Subject: [PATCH] UPSTREAM: mainboard/google/snappy: Increase weida touchscreen reset delay Weida touchscreen controller needs 130 ms delay after reset BUG=b:35586513 BRANCH=reef TEST=Verified that touchscreen works on power-on and suspend/resume on snappy. Change-Id: I942c39fdb531cc892311ba049844b58620006dda Signed-off-by: Patrick Georgi Original-Commit-Id: 9c30d06bfc3ab70234b79922c0603f9a67fe4f0f Original-Change-Id: I8418e742a69a2d6395baa2799a4da42a9bb5b312 Original-Signed-off-by: Wisley Chen Original-Reviewed-on: https://review.coreboot.org/19245 Original-Tested-by: build bot (Jenkins) Original-Reviewed-by: Furquan Shaikh Original-Reviewed-by: Aaron Durbin Original-Reviewed-by: Paul Menzel Reviewed-on: https://chromium-review.googlesource.com/480099 --- src/mainboard/google/reef/variants/snappy/devicetree.cb | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/src/mainboard/google/reef/variants/snappy/devicetree.cb b/src/mainboard/google/reef/variants/snappy/devicetree.cb index 50834e3933..d888896626 100644 --- a/src/mainboard/google/reef/variants/snappy/devicetree.cb +++ b/src/mainboard/google/reef/variants/snappy/devicetree.cb @@ -199,7 +199,7 @@ chip soc/intel/apollolake register "generic.irq" = "ACPI_IRQ_EDGE_LOW(GPIO_21_IRQ)" register "generic.probed" = "1" register "generic.reset_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPIO_36)" - register "generic.reset_delay_ms" = "20" + register "generic.reset_delay_ms" = "130" register "generic.enable_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPIO_152)" register "generic.enable_delay_ms" = "1" register "generic.has_power_resource" = "1"