ARM: dts: keystone-clocks: add input fixed clocks

[platform/kernel/linux-starfive.git] / arch / arm / boot / dts / keystone-clocks.dtsi

diff --git a/arch/arm/boot/dts/keystone-clocks.dtsi b/arch/arm/boot/dts/keystone-clocks.dtsi
index 457515b..0397c34 100644 (file)
--- a/arch/arm/boot/dts/keystone-clocks.dtsi
+++ b/arch/arm/boot/dts/keystone-clocks.dtsi
@@ -408,4 +408,31 @@ clocks {
                reg-names = "control", "domain";
                domain-id = <0>;
        };
+
+       /*
+        * Below are set of fixed, input clocks definitions,
+        * for which real frequencies have to be defined in board files.
+        * Those clocks can be used as reference clocks for some HW modules
+        * (as cpts, for example) by configuring corresponding clock muxes.
+        */
+       timi0: timi0 {
+               #clock-cells = <0>;
+               compatible = "fixed-clock";
+               clock-frequency = <0>;
+               clock-output-names = "timi0";
+       };
+
+       timi1: timi1 {
+               #clock-cells = <0>;
+               compatible = "fixed-clock";
+               clock-frequency = <0>;
+               clock-output-names = "timi1";
+       };
+
+       tsrefclk: tsrefclk {
+               #clock-cells = <0>;
+               compatible = "fixed-clock";
+               clock-frequency = <0>;
+               clock-output-names = "tsrefclk";
+       };
 };