1 files changed, 19 insertions, 0 deletions
diff --git a/dts/Bindings/phy/rockchip-emmc-phy.txt b/dts/Bindings/phy/rockchip-emmc-phy.txt
new file mode 100644
index 0000000000..61916f15a9
--- /dev/null
+++ b/dts/Bindings/phy/rockchip-emmc-phy.txt
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+Rockchip EMMC PHY
+-----------------------
+
+Required properties:
+ - compatible: rockchip,rk3399-emmc-phy
+ - rockchip,grf : phandle to the syscon managing the "general
+   register files"
+ - #phy-cells: must be 0
+ - reg: PHY configure reg address offset in "general
+   register files"
+
+Example:
+
+emmcphy: phy {
+	compatible = "rockchip,rk3399-emmc-phy";
+	rockchip,grf = <&grf>;
+	reg = <0xf780>;
+	#phy-cells = <0>;
+};