[1/4] Doc/devicetree: bindings: Update bindings information for USB3.0 DRD PHY

Commit Message

Vivek Gautam Dec. 11, 2014, 12:02 p.m. UTC

Add missing VBUS-supply information and consumer usage information for
USB 3.0 DRD PHY.

Signed-off-by: Vivek Gautam <[e-mail]>
---
 Documentation/devicetree/bindings/phy/samsung-phy.txt |    9 +++++++++
 1 file changed, 9 insertions(+)

Patch

diff --git a/Documentation/devicetree/bindings/phy/samsung-phy.txt b/Documentation/devicetree/bindings/phy/samsung-phy.txt
index d5bad92..0090ad1 100644
--- a/Documentation/devicetree/bindings/phy/samsung-phy.txt
+++ b/Documentation/devicetree/bindings/phy/samsung-phy.txt
@@ -148,6 +148,9 @@  Required properties:
 		      control pmu registers for power isolation.
 - #phy-cells : from the generic PHY bindings, must be 1;
 
+Optional properties:
+- vbus-supply : Reference to regulator node which supplies VBUS on the PHY.
+
 For "samsung,exynos5250-usbdrd-phy" and "samsung,exynos5420-usbdrd-phy"
 compatible PHYs, the second cell in the PHY specifier identifies the
 PHY id, which is interpreted as follows:
@@ -164,6 +167,12 @@  Example:
 		#phy-cells = <1>;
 	};
 
+Then the PHY can be used in other nodes such as:
+	phy-consumer@12340000 {
+		phys = <&usbdrd_phy 0>, <&usbdrd_phy 1>;
+		phy-names = "usb2-phy", "usb3-phy";
+	};
+
 - aliases: For SoCs like Exynos5420 having multiple USB 3.0 DRD PHY controllers,
 	   'usbdrd_phy' nodes should have numbered alias in the aliases node,
 	   in the form of usbdrdphyN, N = 0, 1... (depending on number of