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2020 20:18:05 +0900 (KST) Received: from Jaguar.sa.corp.samsungelectronics.net (unknown [107.108.73.139]) by epsmtip2.samsung.com (KnoxPortal) with ESMTPA id 20200318111803epsmtip2cf132877222eaf72216367fd9edd656b~9YeXbqW7A0257602576epsmtip2e; Wed, 18 Mar 2020 11:18:03 +0000 (GMT) From: Alim Akhtar To: robh+dt@kernel.org, devicetree@vger.kernel.org, linux-scsi@vger.kernel.org Cc: krzk@kernel.org, avri.altman@wdc.com, martin.petersen@oracle.com, kwmad.kim@samsung.com, stanley.chu@mediatek.com, cang@codeaurora.org, linux-samsung-soc@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Alim Akhtar Subject: [PATCH v2 1/5] dt-bindings: phy: Document Samsung UFS PHY bindings Date: Wed, 18 Mar 2020 16:41:40 +0530 Message-Id: <20200318111144.39525-2-alim.akhtar@samsung.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200318111144.39525-1-alim.akhtar@samsung.com> X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFprIKsWRmVeSWpSXmKPExsWy7bCmlm4uc1GcwZcWU4sH87axWbz8eZXN 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References: <20200318111144.39525-1-alim.akhtar@samsung.com> Sender: linux-scsi-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-scsi@vger.kernel.org This patch documents Samsung UFS PHY device tree bindings Signed-off-by: Alim Akhtar --- .../bindings/phy/samsung,ufs-phy.yaml | 62 +++++++++++++++++++ 1 file changed, 62 insertions(+) create mode 100644 Documentation/devicetree/bindings/phy/samsung,ufs-phy.yaml diff --git a/Documentation/devicetree/bindings/phy/samsung,ufs-phy.yaml b/Documentation/devicetree/bindings/phy/samsung,ufs-phy.yaml new file mode 100644 index 000000000000..df54129004e9 --- /dev/null +++ b/Documentation/devicetree/bindings/phy/samsung,ufs-phy.yaml @@ -0,0 +1,62 @@ +# SPDX-License-Identifier: (GPL-2.0) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/phy/samsung,ufs-phy.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Samsung SoC series UFS PHY Device Tree Bindings + +maintainers: + - Alim Akhtar + +properties: + "#phy-cells": + const: 0 + + compatible: + enum: + - samsung,exynos7-ufs-phy + + reg: + maxItems: 1 + description: PHY base register address + + reg-names: + items: + - const: phy-pma + + clocks: + items: + - description: PLL reference clock + - description: Referencec clock parrent + + clock-names: + items: + - const: ref_clk_parent + - const: ref_clk + +required: + - "#phy-cells" + - compatible + - reg + - reg-names + - clocks + - clock-names + +examples: + - | + #include + + 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>; + clocks = <&clock_fsys1 MOUT_FSYS1_PHYCLK_SEL1>, + <&clock_top1 CLK_SCLK_PHY_FSYS1_26M>; + clock-names = "ref_clk_parent", + "ref_clk"; + }; + +...