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-rw-r--r--Documentation/devicetree/bindings/clock/vf610-clock.txt15
1 files changed, 15 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/clock/vf610-clock.txt b/Documentation/devicetree/bindings/clock/vf610-clock.txt
index c80863d344ac..63f9f1ac3439 100644
--- a/Documentation/devicetree/bindings/clock/vf610-clock.txt
+++ b/Documentation/devicetree/bindings/clock/vf610-clock.txt
@@ -5,6 +5,19 @@ Required properties:
- reg: Address and length of the register set
- #clock-cells: Should be <1>
+Optional properties:
+- clocks: list of clock identifiers which are external input clocks to the
+ given clock controller. Please refer the next section to find
+ the input clocks for a given controller.
+- clock-names: list of names of clocks which are exteral input clocks to the
+ given clock controller.
+
+Input clocks for top clock controller:
+ - sxosc (external crystal oscillator 32KHz, recommended)
+ - fxosc (external crystal oscillator 24MHz, recommended)
+ - audio_ext
+ - enet_ext
+
The clock consumer should specify the desired clock by having the clock
ID in its "clocks" phandle cell. See include/dt-bindings/clock/vf610-clock.h
for the full list of VF610 clock IDs.
@@ -15,6 +28,8 @@ clks: ccm@4006b000 {
compatible = "fsl,vf610-ccm";
reg = <0x4006b000 0x1000>;
#clock-cells = <1>;
+ clocks = <&sxosc>, <&fxosc>;
+ clock-names = "sxosc", "fxosc";
};
uart1: serial@40028000 {

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