From 2431a707d3d184358a4667df6a46decf23cda8e1 Mon Sep 17 00:00:00 2001 From: Frank Wu Date: Fri, 4 Oct 2019 17:07:07 +0800 Subject: [PATCH] mb/google/drallion: Add detect pin for Wacom touchscreen Add the missing detect pin to fix Wacom touchscreen function. BUG=b:140415892,b:138082886 BRANCH=N/A TEST=N/A Change-Id: I8a1b48d4d502945b88e38393383512d30b684fa4 Signed-off-by: Frank Wu Reviewed-on: https://review.coreboot.org/c/coreboot/+/35790 Reviewed-by: EricR Lai Tested-by: build bot (Jenkins) --- src/mainboard/google/drallion/variants/drallion/devicetree.cb | 2 ++ 1 file changed, 2 insertions(+) diff --git a/src/mainboard/google/drallion/variants/drallion/devicetree.cb b/src/mainboard/google/drallion/variants/drallion/devicetree.cb index db3f36bc8d..1f628d6992 100644 --- a/src/mainboard/google/drallion/variants/drallion/devicetree.cb +++ b/src/mainboard/google/drallion/variants/drallion/devicetree.cb @@ -329,6 +329,8 @@ chip soc/intel/cannonlake register "generic.has_power_resource" = "1" register "generic.disable_gpio_export_in_crs" = "1" register "hid_desc_reg_offset" = "0x1" + register "generic.device_present_gpio" = "GPP_B4" + register "generic.device_present_gpio_invert" = "1" device i2c 0A on end end chip drivers/i2c/hid