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Petersen" , "James E . J . Bottomley" , Alim Akhtar , Chanho Park Subject: [PATCH v12] dt-bindings: ufs: Add bindings for Samsung ufs host Date: Wed, 15 Sep 2021 20:18:44 +0900 Message-Id: <20210915111844.42752-1-chanho61.park@samsung.com> X-Mailer: git-send-email 2.33.0 MIME-Version: 1.0 X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFupjk+LIzCtJLcpLzFFi42LZdljTVHfdNcdEgx3vzSwezNvGZjH14RM2 i8v7tS3mHznHarHoxjYmi41vfzBZzDi/j8li+fF/TBate4+wO3B6zGroZfPYtKqTzWPCogOM Hh+f3mLx6NuyitHj8ya5ALaoHJuM1MSU1CKF1Lzk/JTMvHRbJe/geOd4UzMDQ11DSwtzJYW8 xNxUWyUXnwBdt8wcoKOUFMoSc0qBQgGJxcVK+nY2RfmlJakKGfnFJbZKqQUpOQWGhgV6xYm5 xaV56XrJ+blWhgYGRqZAlQk5GffWXGYqeCBV8fD3S7YGxgciXYycHBICJhKPtj1m7GLk4hAS 2MEo8bD9NJTziVFi47eZzBDOZ0aJptfr2LoYOcBanp7LgIjvYpSYOvMoVNFHRokjXTvZQOay CehKbHn+ihHEFhFQkdjw/BZYEbPATSaJWwfmgSWEBTwk9n55zgpiswioSnTO6GIBsXkF7CTm rVnMDnGgvMSRX53MEHFBiZMzn4DVMAPFm7fOBhsqIfCSXeLLzp3sEOe5SFw9ZQLRKyzx6vgW qDlSEi/729gh6rsZJVof/YdKrGaU6Gz0gbDtJX5N38IKModZQFNi/S59iJHKEkduQa3lk+g4 /BdqE69ER5sQRKO6xIHt01kgbFmJ7jmfWSFsoA9b28EWCQnESrx68495AqP8LCTPzELyzCyE vQsYmVcxiqUWFOempxYbFRghR+omRnDC1HLbwTjl7Qe9Q4xMHIyHGCU4mJVEeC/UOCYK8aYk VlalFuXHF5XmpBYfYjQFBu9EZinR5Hxgys4riTc0NTIzM7A0tTA1M7JQEuc9/9oyUUggPbEk NTs1tSC1CKaPiYNTqoGpf8N3pzx+4b4+c+v+G32VHUcnfF/vUZqoqXX0SvF+tw3vU25/s7A7 7Mw5c09fgRsr20lfpX4fjefb62a5/fn6fPM/JqXV7mzb1t/aFdoqk1mdEzmP4c/m52b/1XZq fU68F1zqaFLCcOvT2jdlPzNfT6/QDTOonNe6e0XTrF8WjyakPS+72Loz3dLpIHuNp+3HSXP1 xV6bsjrMfi78isvcv3qy34PuqT6WB2UWGP0ReR1sv5v359v7N9Y1WWiLPX8W+viD7bs1DwyC RWs+9x5vOvv7c2KLYNOEqDOia2OXvmE+waEs+zHnf4HV7PDDtdFfH717ysv3OGLtj4lcr9JW q3Hs+pEwx+ffEdfMTuNuJZbijERDLeai4kQAj1N7TiEEAAA= X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFtrDLMWRmVeSWpSXmKPExsWy7bCSvO7aa46JBkdf6ls8mLeNzWLqwyds Fpf3a1vMP3KO1WLRjW1MFhvf/mCymHF+H5PF8uP/mCxa9x5hd+D0mNXQy+axaVUnm8eERQcY PT4+vcXi0bdlFaPH501yAWxRXDYpqTmZZalF+nYJXBn31lxmKnggVfHw90u2BsYHIl2MHBwS AiYST89ldDFycggJ7GCUmN/GDWJLCMhKPHu3gx3CFpa433KEtYuRC6jmPaNEy/QtzCAJNgFd iS3PXzGC2CICKhIbnt9iBiliFrjLJHF+/x2wbmEBD4m9X56zgtgsAqoSnTO6WEBsXgE7iXlr FkNtkJc48quTGSIuKHFy5hOwGmagePPW2cwTGPlmIUnNQpJawMi0ilEytaA4Nz232LDAKC+1 XK84Mbe4NC9dLzk/dxMjOIC1tHYw7ln1Qe8QIxMH4yFGCQ5mJRHeCzWOiUK8KYmVValF+fFF pTmpxYcYpTlYlMR5L3SdjBcSSE8sSc1OTS1ILYLJMnFwSjUwTTO90Ms9oUo9cLK/tR2fyikd fcd/1514Nh9MdXNIij5vX+C4qF3+gcyGI4VxGivV3Vi1et3rewsqHh3wDN8hwiu/crX2z5YI 3ltr7jIUVHzyvirzd1un2IkJt1e8mfzU+mLj4Zl2G53f744025ukrXbgXYqZUc550Xfexkv+ NIfy5HqZch53nxO4SZ5xDdPJEO9TjhvFtBJKs8N03CxXrT/xxuHfzzaJjfqrmtr0jpy8K1R/ 9UPGJQWO/CiVN3/E39jX8a7oWnzqwd3LGa91exMWPrvEI8UlZXkh8sqUS1uadGo1eKsWGlvc +9XVXOnd/ejpf/l5h6/r/W15ZVJ6bwXXz9wLLQFr9OwWLpivxFKckWioxVxUnAgAt29S0s8C AAA= X-CMS-MailID: 20210915111909epcas2p345ed0a47b12d82d67ab28da1d9fd2eb8 X-Msg-Generator: CA X-Sendblock-Type: AUTO_CONFIDENTIAL CMS-TYPE: 102P DLP-Filter: Pass X-CFilter-Loop: Reflected X-CMS-RootMailID: 20210915111909epcas2p345ed0a47b12d82d67ab28da1d9fd2eb8 References: Precedence: bulk List-ID: X-Mailing-List: linux-samsung-soc@vger.kernel.org From: Alim Akhtar This patch adds DT bindings for Samsung ufs hci Signed-off-by: Alim Akhtar Signed-off-by: Chanho Park --- Changes since v11 * remove below warning by dt_binding_check ./Documentation/devicetree/bindings/ufs/samsung,exynos-ufs.yaml:26:6: [warning] wrong indentation: expected 6 but found 5 (indentation) Changes since v10 * Rebased on v5.14-rc2 * removed Rob Herring earlier Reviewed-by tag This patch was part of exynos ufs driver series, somehow this got missed to applied on the tree, sending again as a new patch v11, removing Rob's earlier Reviewed-by tag. .../bindings/ufs/samsung,exynos-ufs.yaml | 89 +++++++++++++++++++ 1 file changed, 89 insertions(+) create mode 100644 Documentation/devicetree/bindings/ufs/samsung,exynos-ufs.yaml diff --git a/Documentation/devicetree/bindings/ufs/samsung,exynos-ufs.yaml b/Documentation/devicetree/bindings/ufs/samsung,exynos-ufs.yaml new file mode 100644 index 000000000000..b9ca8ef4f2be --- /dev/null +++ b/Documentation/devicetree/bindings/ufs/samsung,exynos-ufs.yaml @@ -0,0 +1,89 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/ufs/samsung,exynos-ufs.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Samsung SoC series UFS host controller Device Tree Bindings + +maintainers: + - Alim Akhtar + +description: | + Each Samsung UFS host controller instance should have its own node. + This binding define Samsung specific binding other then what is used + in the common ufshcd bindings + [1] Documentation/devicetree/bindings/ufs/ufshcd-pltfrm.txt + +properties: + + compatible: + enum: + - samsung,exynos7-ufs + + reg: + items: + - description: HCI register + - description: vendor specific register + - description: unipro register + - description: UFS protector register + + reg-names: + items: + - const: hci + - const: vs_hci + - const: unipro + - const: ufsp + + clocks: + items: + - description: ufs link core clock + - description: unipro main clock + + clock-names: + items: + - const: core_clk + - const: sclk_unipro_main + + interrupts: + maxItems: 1 + + phys: + maxItems: 1 + + phy-names: + const: ufs-phy + +required: + - compatible + - reg + - interrupts + - phys + - phy-names + - clocks + - clock-names + +additionalProperties: false + +examples: + - | + #include + #include + + ufs: ufs@15570000 { + compatible = "samsung,exynos7-ufs"; + reg = <0x15570000 0x100>, + <0x15570100 0x100>, + <0x15571000 0x200>, + <0x15572000 0x300>; + reg-names = "hci", "vs_hci", "unipro", "ufsp"; + interrupts = ; + clocks = <&clock_fsys1 ACLK_UFS20_LINK>, + <&clock_fsys1 SCLK_UFSUNIPRO20_USER>; + clock-names = "core_clk", "sclk_unipro_main"; + pinctrl-names = "default"; + pinctrl-0 = <&ufs_rst_n &ufs_refclk_out>; + phys = <&ufs_phy>; + phy-names = "ufs-phy"; + }; +...