From 7aed33e95e6c822209c90c255b7ec127d26da832 Mon Sep 17 00:00:00 2001 From: Eric Lai Date: Thu, 31 Oct 2019 17:22:05 +0800 Subject: mb/google/drallion: Add second touch pad support Add second source touch pad with i2c address 0x15. BUG=b:142629138 BRANCH=N/A TEST=check new touch pad can work properly Signed-off-by: Eric Lai Change-Id: Icc58dbcf307f11c368a1a5408f32111ed5841d39 Reviewed-on: https://review.coreboot.org/c/coreboot/+/36501 Tested-by: build bot (Jenkins) Reviewed-by: Ivy Jian Reviewed-by: Mathew King --- src/mainboard/google/drallion/variants/drallion/devicetree.cb | 7 +++++++ 1 file changed, 7 insertions(+) (limited to 'src/mainboard/google/drallion/variants') diff --git a/src/mainboard/google/drallion/variants/drallion/devicetree.cb b/src/mainboard/google/drallion/variants/drallion/devicetree.cb index 1f628d6992..0de2e94e4b 100644 --- a/src/mainboard/google/drallion/variants/drallion/devicetree.cb +++ b/src/mainboard/google/drallion/variants/drallion/devicetree.cb @@ -373,6 +373,13 @@ chip soc/intel/cannonlake register "probed" = "1" device i2c 2c on end end + chip drivers/i2c/generic + register "hid" = ""ELAN0000"" + register "desc" = ""ELAN Touchpad"" + register "irq" = "ACPI_IRQ_EDGE_LOW(GPP_B3_IRQ)" + register "probed" = "1" + device i2c 15 on end + end end # I2C #1 device pci 15.2 off end # I2C #2 device pci 15.3 off end # I2C #3 -- cgit v1.2.3