[coreboot-gerrit] Change in coreboot[master]: mb/google/dedede/var/kracko: Add elan touchscreen support

[Patrick Georgi (Code Review)]

Patrick Georgi has submitted this change. ( https://review.coreboot.org/c/coreboot/+/51023 )

Change subject: mb/google/dedede/var/kracko: Add elan touchscreen support
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mb/google/dedede/var/kracko: Add elan touchscreen support

BUG=b:177834652
BRANCH=dedede
TEST=build kracko firmware

Change-Id: I360920f80f4ce5dcbcde25c433e23803fa72569b
Signed-off-by: Tony Huang 
Reviewed-on: https://review.coreboot.org/c/coreboot/+/51023
Tested-by: build bot (Jenkins) 
Reviewed-by: Karthik Ramasubramanian 
---
M src/mainboard/google/dedede/variants/kracko/overridetree.cb
1 file changed, 30 insertions(+), 0 deletions(-)

Approvals:
  build bot (Jenkins): Verified
  Karthik Ramasubramanian: Looks good to me, approved

diff --git a/src/mainboard/google/dedede/variants/kracko/overridetree.cb b/src/mainboard/google/dedede/variants/kracko/overridetree.cb
index 8620882..99517bd 100644
--- a/src/mainboard/google/dedede/variants/kracko/overridetree.cb
+++ b/src/mainboard/google/dedede/variants/kracko/overridetree.cb
@@ -77,6 +77,36 @@
    			device i2c 15 on end
    		end
    	end #I2C 0
+		device pci 15.2 on
+			chip drivers/i2c/generic
+				register "hid" = ""ELAN0001""
+				register "desc" = ""ELAN Touchscreen""
+				register "irq" = "ACPI_IRQ_LEVEL_LOW(GPP_D4_IRQ)"
+				register "probed" = "1"
+				register "reset_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPP_D5)"
+				register "reset_delay_ms" = "20"
+				register "enable_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPP_D6)"
+				register "enable_delay_ms" = "1"
+				register "has_power_resource" = "1"
+				device i2c 10 on end
+			end
+			chip drivers/i2c/hid
+				register "generic.hid" = ""ELAN2513""
+				register "generic.desc" = ""ELAN Touchscreen""
+				register "generic.irq" = "ACPI_IRQ_LEVEL_LOW(GPP_D4_IRQ)"
+				register "generic.probed" = "1"
+				register "generic.reset_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPP_D5)"
+				register "generic.reset_delay_ms" = "20"
+				register "generic.reset_off_delay_ms" = "2"
+				register "generic.enable_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPP_D6)"
+				register "generic.enable_delay_ms" = "10"
+				register "generic.stop_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPP_A11)"
+				register "generic.stop_delay_ms" = "130"
+				register "generic.has_power_resource" = "1"
+				register "hid_desc_reg_offset" = "0x01"
+				device i2c 15 on end
+			end
+		end # I2C 2
    	device pci 15.3 off  end #I2C 3
    	device pci 19.0 on
    		chip drivers/i2c/generic