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Sat, 13 Jun 2020 03:04:47 +0000 (GMT) From: Alim Akhtar To: robh@kernel.org Cc: devicetree@vger.kernel.org, linux-scsi@vger.kernel.org, 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, kishon@ti.com, Alim Akhtar Subject: [RESEND PATCH v10 06/10] dt-bindings: phy: Document Samsung UFS PHY bindings Date: Sat, 13 Jun 2020 08:17:02 +0530 Message-Id: <20200613024706.27975-7-alim.akhtar@samsung.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200613024706.27975-1-alim.akhtar@samsung.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFtrNKsWRmVeSWpSXmKPExsWy7bCmpm6Q05M4g9nLFSwezNvGZvHy51U2 i0/rl7FazD9yjtXiwtMeNovz5zewW9zccpTFYtPja6wWl3fNYbOYcX4fk0X39R1sFsuP/2Oy +L9nB7vF0q03GR34PC739TJ5bFrVyeaxeUm9R8vJ/SweH5/eYvHo27KK0eP4je1MHp83yXm0 H+hmCuCM4rJJSc3JLEst0rdL4Mr41befseCCaEXLrPPsDYzXBLoYOTkkBEwkdkw6wdzFyMUh JLCbUWLLx3YWCOcTo8Sxm6fZQaqEBD4zSny6qtHFyAHWcWkeP0TNLkaJ+bsuQjW0MElc23yL FaSBTUBb4u70LUwgtoiAsMSRb22MIDazwEsmiV2PCkBsYYFwiQtrpoDVsAioSkxfuBHM5hWw kXh/7jsjxHnyEqs3HGAGsTkFbCUO/l8AVSMocXLmExaImfISzVtng70gIXCBQ2LO/W0sEM0u Eueuv2aHsIUlXh3fAmVLSXx+t5cN4ptsiZ5dxhDhGoml845BtdpLHLgyhwWkhFlAU2L9Ln2I VXwSvb+fMEF08kp0tAlBVKtKNL+7CtUpLTGxu5sVwvaQ+LLgEjQIJwCD8DrjBEb5WUgemIXk gVkIyxYwMq9ilEwtKM5NTy02LTDOSy3XK07MLS7NS9dLzs/dxAhOX1reOxgfPfigd4iRiYPx EKMEB7OSCK+g+MM4Id6UxMqq1KL8+KLSnNTiQ4zSHCxK4rxKP87ECQmkJ5akZqemFqQWwWSZ ODilGph8midoSL9frtCoPPXUngCpFSkzfm6zUNr43eX86zMne0vWyz6+mbLgxq1fDX/4b/x5 /bNz+78TOyuuLLn8e5qnnpyYt+CDW4XbFqmsjNa76M99KJxPRdy8NvJYkpCvU8zq+NdvXByb Pn/QMyiaIizs4r7yUcyPFVMfW14Tb0yVd14tpjFfYwVnUPWn8HP2t+/88vmhteuve5u+VPL2 qPCOSVelrqinJBq+++pi3Bt1ZGYQ262a+g07IxYcz1y3RCKE/3/u05hnbtJ3eKat69i46dIq s4OL0pb6rKmN6WpsXblLlaE64uD+UE25mp89Bk9uVDy51SZnmvOsX1Xij+cbbqt5Zgcjp/7e +Pzx7C3LlFiKMxINtZiLihMBWLiGgs4DAAA= X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFprMIsWRmVeSWpSXmKPExsWy7bCSvG6g05M4g433FSwezNvGZvHy51U2 i0/rl7FazD9yjtXiwtMeNovz5zewW9zccpTFYtPja6wWl3fNYbOYcX4fk0X39R1sFsuP/2Oy +L9nB7vF0q03GR34PC739TJ5bFrVyeaxeUm9R8vJ/SweH5/eYvHo27KK0eP4je1MHp83yXm0 H+hmCuCM4rJJSc3JLEst0rdL4Mr41befseCCaEXLrPPsDYzXBLoYOTgkBEwkLs3j72Lk4hAS 2MEocWDuCqYuRk6guLTE9Y0T2CFsYYmV/56zQxQ1MUl8/XWNESTBJqAtcXf6FrAGEaCiI9/a GEGKmAW+M0kcmDCBGSQhLBAqMWnlDzYQm0VAVWL6wo1gDbwCNhLvz31nhNggL7F6wwGwek4B W4mD/xeA1QgB1ew++pMVol5Q4uTMJywgVzMLqEusnycEEmYGam3eOpt5AqPgLCRVsxCqZiGp WsDIvIpRMrWgODc9t9iwwCgvtVyvODG3uDQvXS85P3cTIzjetLR2MO5Z9UHvECMTB+MhRgkO ZiURXkHxh3FCvCmJlVWpRfnxRaU5qcWHGKU5WJTEeb/OWhgnJJCeWJKanZpakFoEk2Xi4JRq YLKXjDB4fEkn7KPMl7W/0mcXelQfy/9s9G91wF2/2zLSbtWLKmX2+FxM9tPX25x5KG4rw99Z 8zfnVGnsC0sq3nuidnn3G6GmQvFSeQ+7C/PS5r+aISiv6ZF8kvd3TfvD4/NedsrPf21yyiHc g+Oe4uIF76qPB5xgKzrk3WNodtPHmHNTpFp/vYXcxIccPy+stbjzondKSfBS/9fnb8Q0S828 tpztk5n1IfWbRatfFSrefJIw8+bd6YGbJJv+f415x6Sn/WD3ovD1mfp8rC8Y3x5T0tBb8cjh aL+bglDV0q6QaWe/9mx9UN/5rUhleSxn9SWb4iSLU+2Xpkx8dTGvcvXtVfffftgyyeXglW07 Y7yUWIozEg21mIuKEwHcC+QhJgMAAA== X-CMS-MailID: 20200613030449epcas5p3cb1139c47ed1c9055c22facf2f5a933b X-Msg-Generator: CA Content-Type: text/plain; charset="utf-8" CMS-TYPE: 105P X-CMS-RootMailID: 20200613030449epcas5p3cb1139c47ed1c9055c22facf2f5a933b References: <20200613024706.27975-1-alim.akhtar@samsung.com> Sender: linux-samsung-soc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-samsung-soc@vger.kernel.org This patch documents Samsung UFS PHY device tree bindings Reviewed-by: Rob Herring Signed-off-by: Alim Akhtar Tested-by: Paweł Chmiel --- .../bindings/phy/samsung,ufs-phy.yaml | 75 +++++++++++++++++++ 1 file changed, 75 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..636cc501b54f --- /dev/null +++ b/Documentation/devicetree/bindings/phy/samsung,ufs-phy.yaml @@ -0,0 +1,75 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%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 + + reg-names: + items: + - const: phy-pma + + clocks: + items: + - description: PLL reference clock + - description: symbol clock for input symbol ( rx0-ch0 symbol clock) + - description: symbol clock for input symbol ( rx1-ch1 symbol clock) + - description: symbol clock for output symbol ( tx0 symbol clock) + + clock-names: + items: + - const: ref_clk + - const: rx1_symbol_clk + - const: rx0_symbol_clk + - const: tx0_symbol_clk + + samsung,pmu-syscon: + $ref: '/schemas/types.yaml#/definitions/phandle' + description: phandle for PMU system controller interface, used to + control pmu registers bits for ufs m-phy + +required: + - "#phy-cells" + - compatible + - reg + - reg-names + - clocks + - clock-names + - samsung,pmu-syscon + +additionalProperties: false + +examples: + - | + #include + + ufs_phy: ufs-phy@15571800 { + compatible = "samsung,exynos7-ufs-phy"; + reg = <0x15571800 0x240>; + reg-names = "phy-pma"; + samsung,pmu-syscon = <&pmu_system_controller>; + #phy-cells = <0>; + clocks = <&clock_fsys1 SCLK_COMBO_PHY_EMBEDDED_26M>, + <&clock_fsys1 PHYCLK_UFS20_RX1_SYMBOL_USER>, + <&clock_fsys1 PHYCLK_UFS20_RX0_SYMBOL_USER>, + <&clock_fsys1 PHYCLK_UFS20_TX0_SYMBOL_USER>; + clock-names = "ref_clk", "rx1_symbol_clk", + "rx0_symbol_clk", "tx0_symbol_clk"; + + }; +... -- 2.17.1