Patrick Georgi submitted this change.

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mb/google/hatch/jinlon: Describe the privacy_gpio

Add information regarding the privacy pin on the overridetree and gpio.

BUG=b:169840271

Change-Id: Ifa628dda03f3f65976850aeabaf516f528a921b7
Signed-off-by: Ricardo Ribalda <ribalda@chromium.org>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/46962
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Furquan Shaikh <furquan@google.com>
---
M src/mainboard/google/hatch/variants/jinlon/gpio.c
M src/mainboard/google/hatch/variants/jinlon/overridetree.cb
2 files changed, 15 insertions(+), 0 deletions(-)

diff --git a/src/mainboard/google/hatch/variants/jinlon/gpio.c b/src/mainboard/google/hatch/variants/jinlon/gpio.c
index 88f0092..4029f06 100644
--- a/src/mainboard/google/hatch/variants/jinlon/gpio.c
+++ b/src/mainboard/google/hatch/variants/jinlon/gpio.c
@@ -18,6 +18,8 @@
 	 * using this pin, expose this pin to driver.
 	 */
 	PAD_CFG_GPO(GPP_C15, 1, DEEP),
+	/* D4  : Camera Privacy Status */
+	PAD_CFG_GPI_INT(GPP_D4, NONE, PLTRST, EDGE_BOTH),
 	/* E0 : View Angle Management */
 	PAD_CFG_GPO(GPP_E0, 0, DEEP),
 	/* F3  : MEM_STRAP_3 */
diff --git a/src/mainboard/google/hatch/variants/jinlon/overridetree.cb b/src/mainboard/google/hatch/variants/jinlon/overridetree.cb
index fc3bb85..f042401 100644
--- a/src/mainboard/google/hatch/variants/jinlon/overridetree.cb
+++ b/src/mainboard/google/hatch/variants/jinlon/overridetree.cb
@@ -80,6 +80,19 @@
 				device generic 0 on end
 			end
 		end # Integrated Graphics Device
+                device pci 14.0 on
+			chip drivers/usb/acpi
+				device usb 0.0 on
+					chip drivers/usb/acpi
+						# The Linux Kernel does not allow an inverted BOTH_EDGE irq
+						# So we need to use GpioIO() instead of GpioInt()
+						# https://www.kernel.org/doc/Documentation/acpi/gpio-properties.txt
+						register "privacy_gpio" = "ACPI_GPIO_INPUT_ACTIVE_LOW(GPP_D4)"
+						device usb 2.6 on end
+					end
+				end
+			end
+                end # USB xHCI
 		device pci 15.0 on
 			chip drivers/i2c/generic
 				register "hid" = ""ELAN0000""

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