[PATCH v4 01/11] Documentation: samsung-phy: Add dt bindings for UFS
From: Alim Akhtar <alim.akhtar@samsung.com>
Date: 2015-10-14 13:06:29
Also in:
linux-scsi, lkml
Subsystem:
generic phy framework, open firmware and flattened device tree bindings, the rest · Maintainers:
Vinod Koul, Rob Herring, Krzysztof Kozlowski, Conor Dooley, Linus Torvalds
Adds exynos UFS PHY device tree bindings information. Signed-off-by: Alim Akhtar <alim.akhtar@samsung.com> --- .../devicetree/bindings/phy/samsung-phy.txt | 22 ++++++++++++++++++++ 1 file changed, 22 insertions(+)
diff --git a/Documentation/devicetree/bindings/phy/samsung-phy.txt b/Documentation/devicetree/bindings/phy/samsung-phy.txt
index 60c6f2a633e0..c92ce537ceec 100644
--- a/Documentation/devicetree/bindings/phy/samsung-phy.txt
+++ b/Documentation/devicetree/bindings/phy/samsung-phy.txt@@ -174,3 +174,25 @@ Example: usbdrdphy0 = &usb3_phy0; usbdrdphy1 = &usb3_phy1; }; + +Samsung Exynos7 soc series UFS PHY Controller +--------------------------------------------- + +UFS PHY nodes are defined to describe on-chip UFS Physical layer controllers. +Each UFS PHY controller should have its own node. + +Required properties: +- compatible : compatible should be set to "samsung,exynos7-ufs-phy" +- reg : offset and length of the UFS PHY register set +- reg-names : reg name(s) must be 'phy-pma' +- #phy-cells : must be zero +- samsung,pmu-syscon : a phandle to the PMU system controller, no arguments + +Example: + ufs_phy: ufs-phy@0x15571800 { + compatible = "samsung,exynos7-ufs-phy"; + reg = <0x15571800 0x240>; + reg-names = "phy-pma"; + samsung,pmu-syscon = <&pmu_system_controller>; + #phy-cells = <0>; + };
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1.7.10.4