PM / devfreq: event: add support for rk3368 dfi

[firefly-linux-kernel-4.4.55.git] / Documentation / devicetree / bindings / devfreq / event / rockchip-dfi.txt

diff --git a/Documentation/devicetree/bindings/devfreq/event/rockchip-dfi.txt b/Documentation/devicetree/bindings/devfreq/event/rockchip-dfi.txt
index d66aca65116420635ec41a9273f6f73b20ef9a15..71be08a0f61bf0a163610a32efb15f25643db8bf 100644 (file)
--- a/Documentation/devicetree/bindings/devfreq/event/rockchip-dfi.txt
+++ b/Documentation/devicetree/bindings/devfreq/event/rockchip-dfi.txt
@@ -1,8 +1,15 @@
 
 

-* Rockchip rk3399 DFI device
+* Rockchip DFI device

 
 Required properties:
 
 Required properties:

-- compatible: Must be "rockchip,rk3399-dfi".
+- compatible: Should be one of the following.
+  - "rockchip,rk3368-dfi" - for RK3368 SoCs.
+  - "rockchip,rk3399-dfi" - for RK3399 SoCs.
+
+Required properties for RK3368:
+- rockchip,grf: phandle to the syscon managing the "general register files"
+
+Required properties for RK3399:

 - reg: physical base address of each DFI and length of memory mapped region
 - rockchip,pmu: phandle to the syscon managing the "pmu general register files"
 - clocks: phandles for clock specified in "clock-names" property
 - reg: physical base address of each DFI and length of memory mapped region
 - rockchip,pmu: phandle to the syscon managing the "pmu general register files"
 - clocks: phandles for clock specified in "clock-names" property