Change in coreboot[master]: mainboard/google/kahlee/var/liara: Enable Synaptics touchpad device

[Martin Roth (Code Review)]

Martin Roth has submitted this change and it was merged. ( https://review.coreboot.org/28398 )

Change subject: mainboard/google/kahlee/var/liara: Enable Synaptics touchpad device
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mainboard/google/kahlee/var/liara: Enable Synaptics touchpad device

Enable Synaptics touchpad device for liara

BUG=b:113309346
BRANCH=master
TEST=Verify touchpad on liara works with this change

Change-Id: Icdafe34a00fd55d5338fa07ffa304e48e7b85e7b
Signed-off-by: Crystal Lin 
Reviewed-on: https://review.coreboot.org/28398
Tested-by: build bot (Jenkins) 
Reviewed-by: Martin Roth 
---
M src/mainboard/google/kahlee/Kconfig
M src/mainboard/google/kahlee/variants/liara/devicetree.cb
2 files changed, 11 insertions(+), 0 deletions(-)

Approvals:
  build bot (Jenkins): Verified
  Martin Roth: Looks good to me, approved

diff --git a/src/mainboard/google/kahlee/Kconfig b/src/mainboard/google/kahlee/Kconfig
index bde91a1..9180906 100644
--- a/src/mainboard/google/kahlee/Kconfig
+++ b/src/mainboard/google/kahlee/Kconfig
@@ -20,6 +20,7 @@
    select ALWAYS_RUN_OPROM
    select BOARD_ROMSIZE_KB_16384
    select DRIVERS_I2C_GENERIC
+	select DRIVERS_I2C_HID
    select EC_GOOGLE_CHROMEEC
    select EC_GOOGLE_CHROMEEC_BOARDID
    select EC_GOOGLE_CHROMEEC_LPC
diff --git a/src/mainboard/google/kahlee/variants/liara/devicetree.cb b/src/mainboard/google/kahlee/variants/liara/devicetree.cb
index cf6dd5f..9b39b78 100644
--- a/src/mainboard/google/kahlee/variants/liara/devicetree.cb
+++ b/src/mainboard/google/kahlee/variants/liara/devicetree.cb
@@ -132,8 +132,18 @@
    		register "desc" = ""ELAN Touchpad""
    		register "irq_gpio" = "ACPI_GPIO_IRQ_LEVEL_LOW(GPIO_5)"
    		register "wake" = "7"
+			register "probed" = "1"
    		device i2c 15 on end
    	end
+		chip drivers/i2c/hid
+			register "generic.hid" = ""PNP0C50""
+			register "generic.desc" = ""Synaptics Touchpad""
+			register "generic.irq_gpio" = "ACPI_GPIO_IRQ_LEVEL_LOW(GPIO_5)"
+			register "generic.wake" = "7"
+			register "generic.probed" = "1"
+			register "hid_desc_reg_offset" = "0x20"
+			device i2c 2c on end
+		end
    end
    device mmio 0xfedc5000 on
    	chip drivers/i2c/generic