New patch to review for coreboot: google/pyro: ELAN touch screen support

[Kevin Chiu]

Kevin Chiu ([e-mail]) just uploaded a new patch set to gerrit, which you can find at https://review.coreboot.org/18086

-gerrit

commit 93f2c59a5508f41ba6a62114b92f22ff8abf2080
Author: Kevin Chiu 
Date:   Tue Jan 10 22:31:05 2017 +0800

google/pyro: ELAN touch screen support

To add ELAN touch screen support for Pyro

BUG=none
    BRANCH=reef
    TEST=emerge-pyro coreboot
    Change-Id: I9015fa63ef3aba74b682da3608a05ee49c4947c5
    Signed-off-by: Kevin Chiu 
---
 src/mainboard/google/reef/variants/pyro/devicetree.cb | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/src/mainboard/google/reef/variants/pyro/devicetree.cb b/src/mainboard/google/reef/variants/pyro/devicetree.cb
index b5e050e..66305ef 100644
--- a/src/mainboard/google/reef/variants/pyro/devicetree.cb
+++ b/src/mainboard/google/reef/variants/pyro/devicetree.cb
@@ -174,6 +174,23 @@ chip soc/intel/apollolake
    			register "hid_desc_reg_offset" = "0x1"
    			device i2c 0xA on end
    		end
+			chip drivers/i2c/generic
+				register "hid" = ""ELAN0001""
+				register "desc" = ""ELAN Touchscreen""
+				register "irq" = "IRQ_EDGE_LOW(GPIO_21_IRQ)"
+				register "probed" = "1"
+				register "pwr_mgmt_type" = "GPIO_EXPORT"
+				register "reset_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPIO_36)"
+
+				chip drivers/generic/gpio_regulator
+					register "name" = ""vcc33""
+					register "gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPIO_152)"
+					register "enabled_on_boot" = "1"
+					device generic 0 on end
+				end
+
+				device i2c 10 on end
+			end
    	end	# - I2C 3
    	device pci 17.0 on
    		chip drivers/i2c/generic