From 45448eda519d2df8df0996290eecc7e46d3407a8 Mon Sep 17 00:00:00 2001 From: Sheng-Liang Pan Date: Mon, 28 Aug 2017 17:25:40 +0800 Subject: google/Bruce: Add Raydium touch screen support Current coreboot does not create ACPI device for OS to recognize Raydium touchscreen. List the touch screen in the devicetree so that the correct ACPI device are created. BUG=b:64705535 BRANCH=master TEST=emerge-coral coreboot Change-Id: Ifdea897ef66dd10f29a8a0e72f9406d316fbe8c7 Signed-off-by: Pan Sheng-Liang Reviewed-on: https://review.coreboot.org/21233 Tested-by: build bot (Jenkins) Reviewed-by: Patrick Georgi Reviewed-by: Aaron Durbin --- src/mainboard/google/reef/variants/coral/devicetree.cb | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/src/mainboard/google/reef/variants/coral/devicetree.cb b/src/mainboard/google/reef/variants/coral/devicetree.cb index d5f546c99b..4f889d843b 100644 --- a/src/mainboard/google/reef/variants/coral/devicetree.cb +++ b/src/mainboard/google/reef/variants/coral/devicetree.cb @@ -188,6 +188,13 @@ chip soc/intel/apollolake register "has_power_resource" = "1" device i2c 10 on end end + chip drivers/i2c/generic + register "hid" = ""RAYD0001"" + register "desc" = ""Raydium Touchscreen"" + register "irq" = "ACPI_IRQ_EDGE_LOW(GPIO_21_IRQ)" + register "probed" = "1" + device i2c 39 on end + end end # - I2C 3 device pci 17.0 on chip drivers/i2c/generic -- cgit v1.2.3