Adds the exynos-pcie-phy binding for Exynos PCIe PHY.
This is for using generic PHY framework.
Signed-off-by: Jaehoon Chung <jh80.chung@xxxxxxxxxxx>
---
.../devicetree/bindings/phy/samsung-phy.txt | 23 ++++++++++++++++++++++
1 file changed, 23 insertions(+)
diff --git a/Documentation/devicetree/bindings/phy/samsung-phy.txt b/Documentation/devicetree/bindings/phy/samsung-phy.txt
index 9872ba8..1cbc15f 100644
--- a/Documentation/devicetree/bindings/phy/samsung-phy.txt
+++ b/Documentation/devicetree/bindings/phy/samsung-phy.txt
@@ -191,3 +191,26 @@ Example:
usbdrdphy0 = &usb3_phy0;
usbdrdphy1 = &usb3_phy1;
};
+
+Samsung Exynos SoC series PCIe PHY controller
+--------------------------------------------------
+Required properties:
+- compatible : Should be set to "samsung,exynos5440-pcie-phy"
+- #phy-cells : Must be zero
+- reg : a register used by phy driver.
+
+Required properies for child node:
+- reg : a block register used by phy driver.
+
+Example:
+ pcie_phy0: pcie-phy@270000 {
+ #phy-cells = <0>;
+ compatible = "samsung,exynos5440-pcie-phy";
+ reg = <0x270000 0x1000>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges;
+ block@271000 {
+ reg = <0x271000 0x40>;
+ };
+ };
--
2.10.2
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