From d4d39f0a43311385a1ec456bdcda71a9e0518366 Mon Sep 17 00:00:00 2001
From: Andreas Sandberg <andreas@sandberg.pp.se>
Date: Fri, 8 May 2020 11:33:03 +0100
Subject: [PATCH] dts: stm32: Add the RNG peripheral to the STM32L07{2,3}

The STM32L072 and STM32L073 comes with a hardware random number
generator. Add this to the device tree.

Signed-off-by: Andreas Sandberg <andreas@sandberg.pp.se>
---
 dts/arm/st/l0/stm32l072.dtsi | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/dts/arm/st/l0/stm32l072.dtsi b/dts/arm/st/l0/stm32l072.dtsi
index 86efd865cfb..3fc0d5d8433 100644
--- a/dts/arm/st/l0/stm32l072.dtsi
+++ b/dts/arm/st/l0/stm32l072.dtsi
@@ -7,6 +7,10 @@
 #include <st/l0/stm32l0.dtsi>
 
 / {
+	chosen {
+		zephyr,entropy = &rng;
+	};
+
 	soc {
 		pinctrl: pin-controller@50000000 {
 
@@ -70,6 +74,14 @@
 			label= "USB";
 		};
 
+		rng: rng@40025000 {
+			compatible = "st,stm32-rng";
+			reg = <0x40025000 0x400>;
+			clocks = <&rcc STM32_CLOCK_BUS_AHB1 0x00100000>;
+			status = "disabled";
+			label = "RNG";
+		};
+
 		eeprom: eeprom@8080000{
 			reg = <0x08080000 DT_SIZE_K(6)>;
 		};