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Fri, 3 Jul 2020 17:31:40 +0000 (GMT) From: Alim Akhtar To: vkoul@kernel.org Cc: robh+dt@kernel.org, krzk@kernel.org, kwmad.kim@samsung.com, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-samsung-soc@vger.kernel.org, kishon@ti.com, Alim Akhtar Subject: [PATCH v12 1/2] dt-bindings: phy: Document Samsung UFS PHY bindings Date: Fri, 3 Jul 2020 22:41:34 +0530 Message-Id: <20200703171135.77389-1-alim.akhtar@samsung.com> X-Mailer: git-send-email 2.17.1 MIME-Version: 1.0 X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFupkleLIzCtJLcpLzFFi42LZdlhTQ7c++3+cQctJK4sH87axWcw/co7V 4sLTHjaL8+c3sFvc3HKUxWLT42usFpd3zWGzmHF+H5NF694j7BY775xgduDy2LSqk81j85J6 j74tqxg9jt/YzuTxeZNcAGsUl01Kak5mWWqRvl0CV0b3zaWsBZ1iFV8nb2NsYOwS7GLk5JAQ MJFYd/kiUxcjF4eQwG5GibU7VjNDOJ8YJV5v2s8C4XxmlDjd+IsVpuXMzHNsEIldjBJHvl5g hHBamCQOdC1jBqliE9CWuDt9CxOILSIgIrF65TywImaBv4wS265/BBslLOAjceXOabAiFgFV ibbW30BjOTh4BWwkHp5UgNgmL7F6wwGwmbwCghInZz5hAbGZgeLNW2eD3Soh8JNd4vGGyywQ DS4S709OhTpVWOLV8S3sELaUxOd3e8HmSwhkS/TsMoYI10gsnXcMqtVe4sCVOSwgJcwCmhLr d+lDrOKT6P39hAmik1eio00IolpVovndVahOaYmJ3d1QSz0kpi5cABYXEoiVWLVtBfsERrlZ SB6YheSBWQjLFjAyr2KUTC0ozk1PLTYtMM5LLdcrTswtLs1L10vOz93ECE4tWt47GB89+KB3 iJGJg/EQowQHs5IIb4Lqvzgh3pTEyqrUovz4otKc1OJDjNIcLErivEo/zsQJCaQnlqRmp6YW pBbBZJk4OKUamFg/eK7uV8uJ2acUNvlWPcvy1G8P7/fsepG/u9f43jLuakl/zUUVM5xzzfu/ hM/icHY80zkxoeWSxkMRDp178e8km4+WPppn0rPrOOdODavIxyqbomO0LWu8Pas3xDJcdyla KMUsXrHP4/MBxV2509b8X7z8m2iH1iS12sLbsx7/f3uk/EVCewVvukX63MnGBidkVF/Ed537 dHb3Pp2IB48Nlx1rT1r9Wi50xULFp9lG8+vmhG5J3mD8Xf2ezlRN/98p83f/uDCp9YD03slL ric/Kne8LLX0/tHN7QU/xZy5rl6YK14Uefvbj0/ZkrMvzThmwpDuqM44s9qicaNV+1SZSf1n epZNmnhjW+73g41KLMUZiYZazEXFiQApulGZnAMAAA== X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFrrMLMWRmVeSWpSXmKPExsWy7bCSvG5d9v84g9VXNC0ezNvGZjH/yDlW iwtPe9gszp/fwG5xc8tRFotNj6+xWlzeNYfNYsb5fUwWrXuPsFvsvHOC2YHLY9OqTjaPzUvq Pfq2rGL0OH5jO5PH501yAaxRXDYpqTmZZalF+nYJXBndN5eyFnSKVXydvI2xgbFLsIuRk0NC wETizMxzbF2MXBxCAjsYJf78PsUCkZCWuL5xAjuELSyx8t9zdoiiJiaJk093gCXYBLQl7k7f wgRiiwiISKxeOY8RpIhZoJ1J4vr3A2AJYQEfiSt3ToPZLAKqEm2tv4HWcXDwCthIPDypALFA XmL1hgPMIDavgKDEyZlPWEBKmAXUJdbPEwIJMwOVNG+dzTyBkX8WkqpZCFWzkFQtYGRexSiZ WlCcm55bbFhglJdarlecmFtcmpeul5yfu4kRHO5aWjsY96z6oHeIkYmD8RCjBAezkghvguq/ OCHelMTKqtSi/Pii0pzU4kOM0hwsSuK8X2ctjBMSSE8sSc1OTS1ILYLJMnFwSjUwsSQ/j9y/ Z23O24s24h+t5GpqP3k4yHcuq8u6c6P+HMu76BDLuKzZgqt19/nwdhTEXjxj+ysjWDxfapLj xdS/N0N/Tnb4GFk58Ydrx9PlAqukPMX2GPXen+JzQdirZU/9aoE8h9rA34ZeDexPmcpe/S3t WXL6RAN33uzfbu+j/tdKPXVs8TKTiF6y8k6AZNLLZLnS1ZzHHJ3Pq0158NlowlLGST/0xZVT p0WaZH9QYVBfztCtFmItMilxx8NagccWr412Fqw+uefXv+uJgWd4ys9k2DZE+sWd313wrElw YUxy0zyt0DVfzfw3V06NaNS8/GWJXNCNg/0q+j4empe4+dkKdxnrLF3Mod43rV6JpTgj0VCL uag4EQCdznb05gIAAA== X-CMS-MailID: 20200703173142epcas5p4e7b758249859dea792958000e2a697b2 X-Msg-Generator: CA CMS-TYPE: 105P X-CMS-RootMailID: 20200703173142epcas5p4e7b758249859dea792958000e2a697b2 References: Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@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 base-commit: aab2003999e78bbf2058dae1e661c44ede1d9766 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"; + + }; +...