mb/google/glados/var/lars: Add Melfas touchscreen
LARS has a Melfas touchscreen option, so add an entry for it. Adapted
from Chromium branch firmware-glados-7820.315.B, commit a26fe552569f
("Chell: Update DPTF parameters for CPU").
TEST=build/boot Linux on google/lars with Melfas touchscreen, verify
functional.
Change-Id: Idecd572335d7d5d52e4f89e85ebf7f0c90f23751
Signed-off-by: Matt DeVillier <matt.devillier@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/79310
Reviewed-by: Eric Lai <ericllai@google.com>
Reviewed-by: Paul Menzel <paulepanter@mailbox.org>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
diff --git a/src/mainboard/google/glados/variants/lars/overridetree.cb b/src/mainboard/google/glados/variants/lars/overridetree.cb
index 122cfe6..717ea53 100644
--- a/src/mainboard/google/glados/variants/lars/overridetree.cb
+++ b/src/mainboard/google/glados/variants/lars/overridetree.cb
@@ -20,6 +20,12 @@
register "irq" = "ACPI_IRQ_EDGE_LOW(GPP_E7_IRQ)"
device i2c 10 on end
end
+ chip drivers/i2c/generic
+ register "hid" = ""MLFS0000""
+ register "desc" = ""Melfas Touchscreen""
+ register "irq" = "ACPI_IRQ_EDGE_LOW(GPP_E7_IRQ)"
+ device i2c 34 on end
+ end
end
device ref i2c1 on
chip drivers/i2c/generic