Patrick Georgi submitted this change.
mb/google/dedede/var/cret: Add new Goodix touchscreen
Add Goodix GT7996F touchscreen into devicetree for cret.
BUG=b:180547935, b:188501391
BRANCH=dedede
TEST=Built cret firmware and verified touchscreen function.
Signed-off-by: Dtrain Hsu <dtrain_hsu@compal.corp-partner.google.com>
Change-Id: I2a6f7c1e9900492937202c0bc6595674f1e79e5b
Reviewed-on: https://review.coreboot.org/c/coreboot/+/54872
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Karthik Ramasubramanian <kramasub@google.com>
Reviewed-by: EricR Lai <ericr_lai@compal.corp-partner.google.com>
---
M src/mainboard/google/dedede/variants/cret/overridetree.cb
1 file changed, 18 insertions(+), 0 deletions(-)
diff --git a/src/mainboard/google/dedede/variants/cret/overridetree.cb b/src/mainboard/google/dedede/variants/cret/overridetree.cb
index 82002e4..9c2a73e 100644
--- a/src/mainboard/google/dedede/variants/cret/overridetree.cb
+++ b/src/mainboard/google/dedede/variants/cret/overridetree.cb
@@ -165,6 +165,24 @@
register "hid_desc_reg_offset" = "0x01"
device i2c 16 on end
end
+ chip drivers/i2c/hid
+ register "generic.hid" = ""GXTP7996""
+ register "generic.desc" = ""Goodix Touchscreen""
+ register "generic.irq" = "ACPI_IRQ_LEVEL_LOW(GPP_D4_IRQ)"
+ register "generic.probed" = "1"
+ register "generic.reset_gpio" =
+ "ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPP_D5)"
+ register "generic.reset_delay_ms" = "100"
+ register "generic.stop_gpio" =
+ "ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPP_A11)"
+ register "generic.stop_delay_ms" = "300"
+ register "generic.enable_gpio" =
+ "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPP_D6)"
+ register "generic.enable_delay_ms" = "10"
+ register "generic.has_power_resource" = "1"
+ register "hid_desc_reg_offset" = "0x01"
+ device i2c 5d on end
+ end
end # I2C 2
device pci 15.3 off end # I2C 3
device pci 1c.7 on end
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