linux-kernel - [PATCH v2 1/2] Documentation: bindings: add dt documentation for Rockchip eMMC PHY

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Message-Id: <1451956034-24421-1-git-send-email-shawn.lin@rock-chips.com>
Date:	Tue,  5 Jan 2016 09:07:14 +0800
From:	Shawn Lin <shawn.lin@...k-chips.com>
To:	Kishon Vijay Abraham I <kishon@...com>
Cc:	linux-kernel@...r.kernel.org, linux-rockchip@...ts.infradead.org,
	Shawn Lin <shawn.lin@...k-chips.com>
Subject: [PATCH v2 1/2] Documentation: bindings: add dt documentation for Rockchip eMMC PHY

This patch adds a binding that describes the Rockchip eMMC PHYs
found on Rockchip SoCs eMMC interface.

Signed-off-by: Shawn Lin <shawn.lin@...k-chips.com>
---

Changes in v2: None

 .../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>;
+};
-- 
2.3.7


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