[S] Change in coreboot[master]: mb/google/rex/var/karis: Enable ELAN touchscreen

[Martin L Roth (Code Review)]

Martin L Roth has submitted this change. ( https://review.coreboot.org/c/coreboot/+/77592?usp=email )

(

1 is the latest approved patch-set.
No files were changed between the latest approved patch-set and the submitted one.
 )Change subject: mb/google/rex/var/karis: Enable ELAN touchscreen
......................................................................

mb/google/rex/var/karis: Enable ELAN touchscreen

BUG=b:294155897
TEST=emerge-rex coreboot

Change-Id: I179df1e0e544783f77a485ad08293530e8a86ecd
Signed-off-by: Tyler Wang 
Reviewed-on: https://review.coreboot.org/c/coreboot/+/77592
Reviewed-by: Eran Mitrani 
Reviewed-by: Kapil Porwal 
Tested-by: build bot (Jenkins) 
Reviewed-by: Subrata Banik 
---
M src/mainboard/google/rex/variants/karis/overridetree.cb
1 file changed, 8 insertions(+), 7 deletions(-)

Approvals:
  Kapil Porwal: Looks good to me, approved
  build bot (Jenkins): Verified
  Subrata Banik: Looks good to me, approved
  Eran Mitrani: Looks good to me, approved

diff --git a/src/mainboard/google/rex/variants/karis/overridetree.cb b/src/mainboard/google/rex/variants/karis/overridetree.cb
index 04e21ba..7bde6bc 100644
--- a/src/mainboard/google/rex/variants/karis/overridetree.cb
+++ b/src/mainboard/google/rex/variants/karis/overridetree.cb
@@ -378,20 +378,21 @@
    	end #I2C0
    	device ref i2c1 on
    		chip drivers/i2c/hid
-				register "generic.hid" = ""ELAN6918""
+				register "generic.hid" = ""ELAN90FC""
    			register "generic.desc" = ""ELAN Touchscreen""
    			register "generic.irq" = "ACPI_IRQ_LEVEL_LOW(GPP_C07_IRQ)"
-				register "generic.probed" = "1"
+				register "generic.detect" = "1"
    			register "generic.reset_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPP_C01)"
-				register "generic.reset_delay_ms" = "20"
-				register "generic.reset_off_delay_ms" = "2"
+				register "generic.reset_delay_ms" = "150"
+				register "generic.reset_off_delay_ms" = "1"
    			register "generic.enable_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPP_C00)"
-				register "generic.enable_delay_ms" = "1"
+				register "generic.enable_delay_ms" = "6"
+				register "generic.enable_off_delay_ms" = "30"
    			register "generic.stop_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPP_C06)"
-				register "generic.stop_off_delay_ms" = "2"
+				register "generic.stop_off_delay_ms" = "1"
    			register "generic.has_power_resource" = "1"
    			register "hid_desc_reg_offset" = "0x01"
-				device i2c 10 on end
+				device i2c 0x10 on end
    		end
    		chip drivers/generic/gpio_keys
    			register "name" = ""PENH""