From: Shawn Lin <shawn....@rock-chips.com>
This patch adds a binding that describes the Rockchip eMMC PHYs
found on Rockchip SoCs eMMC interface.
Signed-off-by: Shawn Lin <shawn....@rock-chips.com>
Signed-off-by: Kishon Vijay Abraham I <kis...@ti.com>
---
.../devicetree/bindings/phy/rockchip-emmc-phy.txt | 19 +++++++++++++++++++
1 file changed, 19 insertions(+)
create mode 100644 Documentation/devicetree/bindings/phy/rockchip-emmc-phy.txt
diff --git a/Documentation/devicetree/bindings/phy/rockchip-emmc-phy.txt
b/Documentation/devicetree/bindings/phy/rockchip-emmc-phy.txt
new file mode 100644
index 0000000..61916f1
--- /dev/null
+++ b/Documentation/devicetree/bindings/phy/rockchip-emmc-phy.txt
@@ -0,0 +1,19 @@
+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>;
+};
--
1.7.9.5
