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-rw-r--r--dts/Bindings/clock/amlogic,gxbb-clkc.txt16
1 files changed, 11 insertions, 5 deletions
diff --git a/dts/Bindings/clock/amlogic,gxbb-clkc.txt b/dts/Bindings/clock/amlogic,gxbb-clkc.txt
index e2b377e..e950599 100644
--- a/dts/Bindings/clock/amlogic,gxbb-clkc.txt
+++ b/dts/Bindings/clock/amlogic,gxbb-clkc.txt
@@ -10,9 +10,6 @@ Required Properties:
"amlogic,gxl-clkc" for GXL and GXM SoC,
"amlogic,axg-clkc" for AXG SoC.
-- reg: physical base address of the clock controller and length of memory
- mapped region.
-
- #clock-cells: should be 1.
Each clock is assigned an identifier and client nodes can use this identifier
@@ -20,13 +17,22 @@ to specify the clock which they consume. All available clocks are defined as
preprocessor macros in the dt-bindings/clock/gxbb-clkc.h header and can be
used in device tree sources.
+Parent node should have the following properties :
+- compatible: "syscon", "simple-mfd, and "amlogic,meson-gx-hhi-sysctrl" or
+ "amlogic,meson-axg-hhi-sysctrl"
+- reg: base address and size of the HHI system control register space.
+
Example: Clock controller node:
- clkc: clock-controller@c883c000 {
+sysctrl: system-controller@0 {
+ compatible = "amlogic,meson-gx-hhi-sysctrl", "syscon", "simple-mfd";
+ reg = <0 0 0 0x400>;
+
+ clkc: clock-controller {
#clock-cells = <1>;
compatible = "amlogic,gxbb-clkc";
- reg = <0x0 0xc883c000 0x0 0x3db>;
};
+};
Example: UART controller node that consumes the clock generated by the clock
controller: