commit 0ec65daf7dd45b23170c0c1c95bde011fe6a752e
author Morris Hsu <morris-hsu@quanta.corp-partner.google.com> Wed Oct 25 14:31:10 2023 +0800
committer Matt DeVillier <matt.devillier@amd.corp-partner.google.com> Sat Oct 28 20:55:45 2023 +0000
tree 1c225dda4ee50bf882788ee1ad462cbe057d40eb
parent 3d295a9afbb4dcca1b6b160f6f82da1174f0b082

mb/google/brya/var/dochi: Update overridetree for touchscreen

Update overridetree for ILI2901 and eKTH7B18U touchscreen.

BUG=b:299284564, b:298328847, b:299570339
TEST=emerge-brya coreboot

Change-Id: Ib45f3c7c92ea525ca13a6137dd87eeb318f30384
Signed-off-by: Morris Hsu <morris-hsu@quanta.corp-partner.google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/78647
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Eric Lai <ericllai@google.com>
Reviewed-by: David Wu <david_wu@quanta.corp-partner.google.com>
Reviewed-by: Bob Moragues <moragues@google.com>

src/mainboard/google/brya/variants/dochi/overridetree.cb

diff --git a/src/mainboard/google/brya/variants/dochi/overridetree.cb b/src/mainboard/google/brya/variants/dochi/overridetree.cb
index d44409e..cc74f8d 100644
--- a/src/mainboard/google/brya/variants/dochi/overridetree.cb
+++ b/src/mainboard/google/brya/variants/dochi/overridetree.cb
@@ -246,6 +246,38 @@
 				device i2c 50 on end
 			end
 		end
+		device ref i2c3 on
+			chip drivers/i2c/hid
+				register "generic.hid" = ""ILTK0001""
+				register "generic.desc" = ""ILITEK Touchscreen""
+				register "generic.irq" = "ACPI_IRQ_LEVEL_LOW(GPP_C7_IRQ)"
+				register "generic.detect" = "1"
+				register "generic.reset_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPP_C1)"
+				register "generic.reset_delay_ms" = "200"
+				register "generic.enable_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPP_C0)"
+				register "generic.enable_delay_ms" = "12"
+				register "generic.has_power_resource" = "1"
+				register "hid_desc_reg_offset" = "0x01"
+				device i2c 41 on end
+			end
+			chip drivers/i2c/hid
+				register "generic.hid" = ""ELAN9004""
+				register "generic.desc" = ""ELAN Touchscreen""
+				register "generic.irq" = "ACPI_IRQ_LEVEL_LOW(GPP_C7_IRQ)"
+				register "generic.detect" = "1"
+				register "generic.reset_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPP_C1)"
+				register "generic.reset_delay_ms" = "20"
+				register "generic.reset_off_delay_ms" = "2"
+				register "generic.enable_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPP_C0)"
+				register "generic.enable_delay_ms" = "1"
+				register "generic.stop_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPP_C6)"
+				register "generic.stop_delay_ms" = "150"
+				register "generic.stop_off_delay_ms" = "2"
+				register "generic.has_power_resource" = "1"
+				register "hid_desc_reg_offset" = "0x01"
+				device i2c 10 on end
+			end
+		end
 		device ref i2c5 on
 			chip drivers/i2c/generic
 				register "hid" = ""ELAN0000""