From mboxrd@z Thu Jan 1 00:00:00 1970 From: Alim Akhtar Subject: [PATCH v3 01/13] Documentation: samsung-phy: Add dt bindings for UFS Date: Thu, 01 Oct 2015 13:39:18 +0530 Message-ID: <1443686970-28104-2-git-send-email-alim.akhtar@samsung.com> References: <1443686970-28104-1-git-send-email-alim.akhtar@samsung.com> Return-path: In-reply-to: <1443686970-28104-1-git-send-email-alim.akhtar@samsung.com> Sender: linux-kernel-owner@vger.kernel.org To: linux-scsi@vger.kernel.org, linux-kernel@vger.kernel.org Cc: JBottomley@odin.com, vinholikatti@gmail.com, amit.daniel@samsung.com, essuuj@gmail.com, devicetree@vger.kernel.org List-Id: devicetree@vger.kernel.org Adds exynos UFS PHY device tree bindings information. Signed-off-by: Alim Akhtar --- .../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 60c6f2a..c92ce53 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>; + }; -- 1.7.10.4