Add clock to DT binding documentation.
Signed-off-by: Heiner Kallweit <hkallweit1@xxxxxxxxx>
---
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
---
Documentation/devicetree/bindings/rng/amlogic,meson-rng.txt | 11 +++++++++--
1 file changed, 9 insertions(+), 2 deletions(-)
diff --git a/Documentation/devicetree/bindings/rng/amlogic,meson-rng.txt b/Documentation/devicetree/bindings/rng/amlogic,meson-rng.txt
index 202f2d09..4d403645 100644
--- a/Documentation/devicetree/bindings/rng/amlogic,meson-rng.txt
+++ b/Documentation/devicetree/bindings/rng/amlogic,meson-rng.txt
@@ -6,9 +6,16 @@ Required properties:
- compatible : should be "amlogic,meson-rng"
- reg : Specifies base physical address and size of the registers.
+Optional properties:
+
+- clocks : phandle to the following named clocks
+- clock-names: Name of core clock, must be "core"
+
Example:
rng {
- compatible = "amlogic,meson-rng";
- reg = <0x0 0xc8834000 0x0 0x4>;
+ compatible = "amlogic,meson-rng";
+ reg = <0x0 0xc8834000 0x0 0x4>;
+ clocks = <&clkc CLKID_RNG0>;
+ clock-names = "core";
};
--
2.11.1
