Patrick Georgi submitted this change.
mb/google/dedede/var/magolor: Enable G2 touchscreen for magma
Add G2 touchscreen support for magma.
BUG=b:189852808
TEST=Build and verify that touchscreen works.
Signed-off-by: Tyler Wang <tyler.wang@quanta.corp-partner.google.com>
Change-Id: I3e032bff7f3e97f54f3e544035e862058ea0dbfc
Reviewed-on: https://review.coreboot.org/c/coreboot/+/55976
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Karthik Ramasubramanian <kramasub@google.com>
Reviewed-by: David Wu <david_wu@quanta.corp-partner.google.com>
---
M src/mainboard/google/dedede/variants/magolor/overridetree.cb
1 file changed, 18 insertions(+), 0 deletions(-)
diff --git a/src/mainboard/google/dedede/variants/magolor/overridetree.cb b/src/mainboard/google/dedede/variants/magolor/overridetree.cb
index c533e0fa..ef0dd2c 100644
--- a/src/mainboard/google/dedede/variants/magolor/overridetree.cb
+++ b/src/mainboard/google/dedede/variants/magolor/overridetree.cb
@@ -11,6 +11,7 @@
option TS_ELAN_0001 3
option TS_RAYD_0001 4
option TS_WDHT0002 5
+ option TS_GTCH7503 6
end
end
@@ -233,6 +234,23 @@
probe TS_SOURCE TS_WDHT0002
end
end
+ chip drivers/i2c/hid
+ register "generic.hid" = ""GTCH7503""
+ register "generic.desc" = ""G2 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" = "120"
+ register "generic.reset_off_delay_ms" = "3"
+ register "generic.enable_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPP_D6)"
+ register "generic.enable_delay_ms" = "12"
+ register "generic.has_power_resource" = "1"
+ register "hid_desc_reg_offset" = "0x01"
+ device i2c 0x40 on
+ probe TS_SOURCE TS_UNPROVISIONED
+ probe TS_SOURCE TS_GTCH7503
+ end
+ end
chip drivers/i2c/generic
register "hid" = ""ELAN0001""
register "desc" = ""ELAN Touchscreen""
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