arm64: dts: meson-s4: add hwrng node

Using this node, we can obtain random numbers via
hardware random number generator.

Signed-off-by: Alexey Romanov <avromanov@sberdevices.ru>
Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org>
Link: https://lore.kernel.org/r/20230929102942.67985-4-avromanov@salutedevices.com
[narmstrong: fixed commit message]
Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org>

diff --git a/arch/arm64/boot/dts/amlogic/meson-s4.dtsi b/arch/arm64/boot/dts/amlogic/meson-s4.dtsi
index 5a3abcc08ee5fe01a4adca77837295e7423aee78..e0cfc54ebccb1f56bcca64615b7598505684e6c1 100644 (file)
--- a/arch/arm64/boot/dts/amlogic/meson-s4.dtsi
+++ b/arch/arm64/boot/dts/amlogic/meson-s4.dtsi
@@ -148,6 +148,11 @@
                                interrupts = <GIC_SPI 22 IRQ_TYPE_EDGE_RISING>;
                                status = "disabled";
                        };
+
+                       hwrng: rng@440788 {
+                               compatible = "amlogic,meson-s4-rng";
+                               reg = <0x0 0x440788 0x0 0x0c>;
+                       };
                };
        };
 };