Lijian Zhao has uploaded this change for review.
mb/google/sarein: Add arcada touchscreen stop gpio
Describe GPP_B21 pin as touchscreen stop gpio, which will be clear
during s0ix and get set again when exit from s0ix.
TEST=Check GPP_B21 pin stay low during s0ix on arcada platofrm.
Signed-off-by: Lijian Zhao <lijian.zhao@intel.com>
Change-Id: Ie87f374d3bca76b8a4b53676c95f2da08bb3a887
---
M src/mainboard/google/sarien/variants/arcada/devicetree.cb
1 file changed, 1 insertion(+), 0 deletions(-)
git pull ssh://review.coreboot.org:29418/coreboot refs/changes/78/32178/1
diff --git a/src/mainboard/google/sarien/variants/arcada/devicetree.cb b/src/mainboard/google/sarien/variants/arcada/devicetree.cb
index 4bf3736..611140a 100644
--- a/src/mainboard/google/sarien/variants/arcada/devicetree.cb
+++ b/src/mainboard/google/sarien/variants/arcada/devicetree.cb
@@ -303,6 +303,7 @@
register "generic.irq" = "ACPI_IRQ_LEVEL_LOW(GPP_C23_IRQ)"
register "generic.probed" = "1"
register "generic.enable_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPP_E7)"
+ register "generic.stop_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPP_B21)"
register "generic.enable_delay_ms" = "5"
register "generic.has_power_resource" = "1"
register "generic.disable_gpio_export_in_crs" = "1"
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