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authorXing Zheng <zhengxing@rock-chips.com>2017-01-10 14:15:30 +0800
committerHeiko Stuebner <heiko@sntech.de>2017-01-13 20:02:27 +0100
commit1a0abcd634dc3caf0d15cb8625e3f43d77b37031 (patch)
tree71bf7e8fec31e1b9e4ed9202e74df8e1a30c5fec /Documentation/devicetree/bindings/clock
parent9dd9dd894ab895b874c80ce94cc6ab77ef2049df (diff)
dt-bindings: clk: add rockchip,grf property for RK3399
Add support for rockchip,grf property which is used for GRF muxes on RK3399. Signed-off-by: Xing Zheng <zhengxing@rock-chips.com> Reviewed-by: Douglas Anderson <dianders@chromium.org> Acked-by: Rob Herring <robh@kernel.org> Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Diffstat (limited to 'Documentation/devicetree/bindings/clock')
-rw-r--r--Documentation/devicetree/bindings/clock/rockchip,rk3399-cru.txt6
1 files changed, 6 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/clock/rockchip,rk3399-cru.txt b/Documentation/devicetree/bindings/clock/rockchip,rk3399-cru.txt
index 3888dd33fcbd..3bc56fae90ac 100644
--- a/Documentation/devicetree/bindings/clock/rockchip,rk3399-cru.txt
+++ b/Documentation/devicetree/bindings/clock/rockchip,rk3399-cru.txt
@@ -13,6 +13,12 @@ Required Properties:
- #clock-cells: should be 1.
- #reset-cells: should be 1.
+Optional Properties:
+
+- rockchip,grf: phandle to the syscon managing the "general register files".
+ It is used for GRF muxes, if missing any muxes present in the GRF will not
+ be available.
+
Each clock is assigned an identifier and client nodes can use this identifier
to specify the clock which they consume. All available clocks are defined as
preprocessor macros in the dt-bindings/clock/rk3399-cru.h headers and can be