mb/google/zork: move USB OC pin mapping to trembyle base board

The USB OC pin mapping is similar enough to move it to the base board
and just have two overrides for trembyle, which is based on an older
version of the schematics, and one override for woomax, which doesn't
use one USB port.

BUG=b:163081097

Change-Id: I7e305d7e6f51d7ef7a4c699e3bacc6bcd699d2f2
Signed-off-by: Felix Held <felix-coreboot@felixheld.de>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/44269
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Raul Rangel <rrangel@chromium.org>
diff --git a/src/mainboard/google/zork/variants/baseboard/devicetree_trembyle.cb b/src/mainboard/google/zork/variants/baseboard/devicetree_trembyle.cb
index 6d26179..d38aaf2 100644
--- a/src/mainboard/google/zork/variants/baseboard/devicetree_trembyle.cb
+++ b/src/mainboard/google/zork/variants/baseboard/devicetree_trembyle.cb
@@ -139,7 +139,11 @@
 		.read_mode = SPI_READ_MODE_DUAL122,
 	}"
 
-	# common USB OC pin mapping
+	# USB OC pin mapping
+	register "usb_port_overcurrent_pin[0]" = "USB_OC_PIN_0"	# USB C0
+	register "usb_port_overcurrent_pin[1]" = "USB_OC_PIN_0"	# USB A0
+	register "usb_port_overcurrent_pin[2]" = "USB_OC_PIN_1"	# USB A1
+	register "usb_port_overcurrent_pin[3]" = "USB_OC_PIN_1"	# USB C1
 	register "usb_port_overcurrent_pin[4]" = "USB_OC_NONE"	# Camera or internal hub
 	register "usb_port_overcurrent_pin[5]" = "USB_OC_NONE"	# Bluetooth