dts: arm: stm32l5: Add UCPD1

This commit adds UCPD1 dts bindings for stm32l5xx

Signed-off-by: Sam Hurst <sbh1187@gmail.com>
diff --git a/dts/arm/st/l5/stm32l5.dtsi b/dts/arm/st/l5/stm32l5.dtsi
index 939c915..42087fe 100644
--- a/dts/arm/st/l5/stm32l5.dtsi
+++ b/dts/arm/st/l5/stm32l5.dtsi
@@ -1,4 +1,5 @@
 /*
+ * Copyright (c) 2021 The Chromium OS Authors
  * Copyright (c) 2020 Linaro Limited
  *
  * SPDX-License-Identifier: Apache-2.0
@@ -578,6 +579,14 @@
 			label = "USB";
 		};
 
+		ucpd1: ucpd@4000dc00 {
+			compatible = "st,stm32-ucpd";
+			reg = <0x4000dc00 0x400>;
+			clocks = <&rcc STM32_CLOCK_BUS_APB1 0x00800000>;
+			interrupts = <106 0>;
+			status = "disabled";
+			label = "UCPD_1";
+		};
 	};
 
 	usb_fs_phy: usbphy {