mb/google/poppy/variants/nami: Enable touchscreen through ACPI
Currently, we've set TOUCHSCREEN_DIS gpio to disabled. Enabling
through ACPI. Set reset/enable/stop_off_ms variables to get timings
of power off sequence correct.
BUG=b:78311818
BRANCH=None
TEST=./util/abuild/abuild -p none -t google/poppy -x -a
Change-Id: Ib1543f41f24cbe8c33aeb02e6aa43fd3dd977ed4
Signed-off-by: Shelley Chen <shchen@google.com>
Reviewed-on: https://review.coreboot.org/25754
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Furquan Shaikh <furquan@google.com>
Reviewed-by: Duncan Laurie <dlaurie@chromium.org>
diff --git a/src/mainboard/google/poppy/variants/nami/devicetree.cb b/src/mainboard/google/poppy/variants/nami/devicetree.cb
index c7a4c05..0eba56e 100644
--- a/src/mainboard/google/poppy/variants/nami/devicetree.cb
+++ b/src/mainboard/google/poppy/variants/nami/devicetree.cb
@@ -257,9 +257,13 @@
register "probed" = "1"
register "reset_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPP_B3)"
register "reset_delay_ms" = "20"
+ register "reset_off_delay_ms" = "2"
register "enable_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPP_B4)"
register "enable_delay_ms" = "1"
+ register "enable_off_delay_ms" = "100"
register "has_power_resource" = "1"
+ register "stop_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPP_C3)"
+ register "stop_off_delay_ms" = "2"
device i2c 10 on end
end
end # I2C #0