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Thu, 16 Jul 2020 19:44:04 +0000 (GMT) From: Alim Akhtar To: vkoul@kernel.org Cc: robh+dt@kernel.org, krzk@kernel.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org, Alim Akhtar Subject: [PATCH v13 1/2] dt-bindings: phy: Document Samsung UFS PHY bindings Date: Fri, 17 Jul 2020 00:52:16 +0530 Message-Id: <20200716192217.35740-1-alim.akhtar@samsung.com> X-Mailer: git-send-email 2.17.1 MIME-Version: 1.0 X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFupgleLIzCtJLcpLzFFi42LZdlhTQ9eSWTDe4MEVaYsH87axWcw/co7V 4vz5DewWmx5fY7W4vGsOm8WM8/uYLFr3HmG32HnnBLMDh8emVZ1sHpuX1Hv0bVnF6PF5k1wA SxSXTUpqTmZZapG+XQJXxvx971kLOsUq3s9Zx9jA2CXYxcjJISFgIvHyfCN7FyMXh5DAbkaJ rztXs0I4nxglnt19wwjhfGaU+HSwix2mpefKcxaIxC5GicV/PkO1tDBJbD+wD6yKTUBb4u70 LUwgtoiAiMTqlfPARjELXGWU+LlnByNIQljAR+LBmanMIDaLgKrEzhO/wJp5BWwkFk3ZzAix Tl5i9YYDzBBxQYmTM5+wgNjMQPHmrbOZQYZKCNxjl3h8fQkTRIOLRMv+jSwQtrDEq+NboO6W kvj8bi9bFyMHkJ0t0bPLGCJcI7F03jGocnuJA1fmsICUMAtoSqzfpQ8RlpWYemodE8RaPone 30+gNvFK7JgHY6tKNL+7CjVGWmJidzcrhO0h8W77PjBbSCBW4vmu40wTGOVnIflmFpJvZiFs XsDIvIpRMrWgODc9tdi0wDgvtVyvODG3uDQvXS85P3cTIzixaHnvYHz04IPeIUYmDsZDjBIc zEoivPNfCsQL8aYkVlalFuXHF5XmpBYfYpTmYFES51X6cSZOSCA9sSQ1OzW1ILUIJsvEwSnV wBR81v7Ewfrrt7/Jed3Q36l70Gpl8J/bZXHvWG/OEt7carpcwpXZKHydJp+Y6N69kdK/dwnr 7ZNSWp8xb+fl52ktPTmiu/4vz/IqifNf6fTDb3G+x6FG3aXCq0Py98he4N3/4u5Nq4i0+ZsX 8rJ+DMoUvbj9bmSxcQ6DMKPfGjaVWBmxxOkCC8V35h16ZqzirlQ55fpknavyl510zhd77q/5 d2KT84pdPg0Ou6avTnYvDnB/P7n6/Yzqln+HNm53bZp5s85V88DpGwrvV8/M6GOcO2vlvONX P1hfCPGrz3n8U/PdXXHW5/zrMxdePvLdRzvpD3/hLanDGay1vmU/1rBPPm1gmq9WxDtpZuEU gSVKLMUZiYZazEXFiQAOe7ShmwMAAA== X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFjrMLMWRmVeSWpSXmKPExsWy7bCSnC7rOoF4g6OdShYP5m1js5h/5Byr xfnzG9gtNj2+xmpxedccNosZ5/cxWbTuPcJusfPOCWYHDo9NqzrZPDYvqffo27KK0ePzJrkA ligum5TUnMyy1CJ9uwSujPn73rMWdIpVvJ+zjrGBsUuwi5GTQ0LARKLnynMWEFtIYAejxPHu eIi4tMT1jRPYIWxhiZX/nrND1DQxSUw+xwpiswloS9ydvoUJxBYREJFYvXIeYxcjFwezwF1G iel7b7KBJIQFfCQenJnKDGKzCKhK7DzxC2wQr4CNxKIpmxkhFshLrN5wgBkiLihxcuYToIM4 gAapS6yfJwQSZgYqad46m3kCI/8sJFWzEKpmIalawMi8ilEytaA4Nz232LDAKC+1XK84Mbe4 NC9dLzk/dxMjOJy1tHYw7ln1Qe8QIxMH4yFGCQ5mJRFeHi7eeCHelMTKqtSi/Pii0pzU4kOM 0hwsSuK8X2ctjBMSSE8sSc1OTS1ILYLJMnFwSjUwKd08O888K/pmtpPstVlpNn+5XoS8+zLZ Yqbqv6288U6+Rw2VhRkZhCWfnT833STsXk2jxS7BF0eaZ07+cWwOm4JdC5fJka0c2+/WN/RI VPAfPy/zYmbDVc7P7C2uXFVGnNEGX1n+1ZgkzuWcuYxdsso2J3uj/IrnhtxzxLc9sN61MmTS F6lbGt/iNXpzTr9faX+1c21O+J15k3MjH5rWb3j57f78b6yRIeUHN/FNeLnwx6rkj4tKcvab 1Yuw/ru9yq13U5v7pAeBstEum2/805NNt+HbUHZfd9PO2h+rvc4tFK3493T1b2XHjAlyT3ZX xcTxfy+4+EbtydFfFp5ZzEePb/WvmHjTcoF5Qtvuv0osxRmJhlrMRcWJAA9JopjWAgAA X-CMS-MailID: 20200716194405epcas5p2da2808b30d8f958290bc5d424aa6a0c7 X-Msg-Generator: CA X-Sendblock-Type: REQ_APPROVE CMS-TYPE: 105P X-CMS-RootMailID: 20200716194405epcas5p2da2808b30d8f958290bc5d424aa6a0c7 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: 0ff35966d171ec99b118df666c1687cc86ba8d7e 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"; + + }; +...