arm64: dts: st: add RNG node on stm32mp251

Update the device-tree stm32mp251.dtsi by adding the Random Number
Generator(RNG) node.

Signed-off-by: Gatien Chevallier <gatien.chevallier@foss.st.com>
Reviewed-by: Marek Vasut <marex@denx.de>
Signed-off-by: Alexandre Torgue <alexandre.torgue@foss.st.com>

diff --git a/arch/arm64/boot/dts/st/stm32mp251.dtsi b/arch/arm64/boot/dts/st/stm32mp251.dtsi
index 81f59a5b4f61a986a675c7ec322b602e08f80431..130602eda9a2e535d024ed4414b2df12679eea2f 100644 (file)
--- a/arch/arm64/boot/dts/st/stm32mp251.dtsi
+++ b/arch/arm64/boot/dts/st/stm32mp251.dtsi
@@ -493,6 +493,16 @@
                                status = "disabled";
                        };
 
+                       rng: rng@42020000 {
+                               compatible = "st,stm32mp25-rng";
+                               reg = <0x42020000 0x400>;
+                               clocks = <&clk_rcbsec>, <&rcc CK_BUS_RNG>;
+                               clock-names = "core", "bus";
+                               resets = <&rcc RNG_R>;
+                               access-controllers = <&rifsc 92>;
+                               status = "disabled";
+                       };
+
                        spi8: spi@46020000 {
                                #address-cells = <1>;
                                #size-cells = <0>;