[coreboot-gerrit] Change in coreboot[master]: mb/google/hatch/jinlon: Describe the privacy_gpio

[Patrick Georgi (Code Review)]

Patrick Georgi has submitted this change. ( https://review.coreboot.org/c/coreboot/+/46962 )

Change subject: mb/google/hatch/jinlon: Describe the privacy_gpio
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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 
Reviewed-on: https://review.coreboot.org/c/coreboot/+/46962
Tested-by: build bot (Jenkins) 
Reviewed-by: Furquan Shaikh 
---
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(-)

Approvals:
  build bot (Jenkins): Verified
  Furquan Shaikh: Looks good to me, approved

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""