[PATCH v3 3/4] ARM64: dts: meson-gx: add clock CLKID_RNG0 to hwrng node

[Heiner Kallweit <hkallweit1-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>]

Add clock CLKID_RNG0 to HW randon number generator node.

Signed-off-by: Heiner Kallweit <hkallweit1-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
---
v2:
- splitted first version of patch into two
- add DT binding documentation
- mention that clock is optional
- replace spaces with tabs in DT binding example
v3:
- splitted DT extension and binding documentation update into two patches
---
 arch/arm64/boot/dts/amlogic/meson-gx.dtsi   | 2 +-
 arch/arm64/boot/dts/amlogic/meson-gxbb.dtsi | 5 +++++
 2 files changed, 6 insertions(+), 1 deletion(-)

diff --git a/arch/arm64/boot/dts/amlogic/meson-gx.dtsi b/arch/arm64/boot/dts/amlogic/meson-gx.dtsi
index 5d995f77..620495a4 100644
--- a/arch/arm64/boot/dts/amlogic/meson-gx.dtsi
+++ b/arch/arm64/boot/dts/amlogic/meson-gx.dtsi
@@ -380,7 +380,7 @@
 			#size-cells = <2>;
 			ranges = <0x0 0x0 0x0 0xc8834000 0x0 0x2000>;
 
-			rng {
+			hwrng: rng {
 				compatible = "amlogic,meson-rng";
 				reg = <0x0 0x0 0x0 0x4>;
 			};
diff --git a/arch/arm64/boot/dts/amlogic/meson-gxbb.dtsi b/arch/arm64/boot/dts/amlogic/meson-gxbb.dtsi
index 04b3324b..a375cb21 100644
--- a/arch/arm64/boot/dts/amlogic/meson-gxbb.dtsi
+++ b/arch/arm64/boot/dts/amlogic/meson-gxbb.dtsi
@@ -524,3 +524,8 @@
 &vpu {
 	compatible = "amlogic,meson-gxbb-vpu", "amlogic,meson-gx-vpu";
 };
+
+&hwrng {
+	clocks = <&clkc CLKID_RNG0>;
+	clock-names = "core";
+};
-- 
2.11.1


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