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Thu, 25 Jun 2020 00:15:41 +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: [RESEND PATCH v10 1/2] dt-bindings: phy: Document Samsung UFS PHY bindings Date: Thu, 25 Jun 2020 05:26:30 +0530 Message-Id: <20200624235631.11232-1-alim.akhtar@samsung.com> X-Mailer: git-send-email 2.17.1 MIME-Version: 1.0 X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFmpjleLIzCtJLcpLzFFi42LZdlhTS3fDm89xBov+W1o8mLeNzWL+kXOs Fhee9rBZnD+/gd3i5pajLBabHl9jtbi8aw6bxYzz+5gsWvceYbfYeecEswOXx6ZVnWwem5fU e/RtWcXocfzGdiaPz5vkAlijuGxSUnMyy1KL9O0SuDJmHd7IWHBfrGJd22L2BsbTgl2MnBwS AiYSn3aeYuli5OIQEtjNKPHpWi8bhPOJUeLGofdMIFVCAt8YJVZOdexi5ADraNnoAlGzl1Fi w9cVUDUtTBKNXzlAbDYBbYm707eAxUUERCRWr5zHCNLALPCXUWLb9Y+sIAlhgVCJw1tvgxWx CKhKPNp5AizOK2Ajsf/3YVaI8+QlVm84wAwRF5Q4OfMJC4jNDBRv3jqbGWSohMBPdonza3ex QFznInHvGC9Er7DEq+Nb2CFsKYnP7/ayQZRkS/TsMoYI10gsnXeMBcK2lzhwZQ7YFGYBTYn1 u/QhNvFJ9P5+wgTRySvR0SYEUa0q0fzuKlSntMTE7m6ogz0kzqx8xgIJkViJ3a82s05glJuF 5P5ZSO6fhbBsASPzKkbJ1ILi3PTUYtMC47zUcr3ixNzi0rx0veT83E2M4KSi5b2D8dGDD3qH GJk4GA8xSnAwK4nwhrh9ihPiTUmsrEotyo8vKs1JLT7EKM3BoiTOq/TjTJyQQHpiSWp2ampB ahFMlomDU6qB6dg/twnL56+LWfllCVvSHwWZHIve3WmHoo8oveqvbPZbqLz/j0vH8TUbnGe1 PFK+yHTN1mBylP0Zka5X92d6f39+aguT+orvQoslS8xmPbrhc+qxQ0DM3ValX/+31zQuOCVX 270s0jA9jT1zZU5SlHaBdn6gctM90/q1PDfzgpe0ZMjH1aUcmpjmn/qSs6vTLzzYveCidcnL RXVTfn2992m/XmT9L8272jveSXM/F9uV05/zzsu3lknjLce5trnNHicZw1/9MStODlXUylCt t3ViuH1+lq19p3Kz1/NZrDeSu91yE2Y3LeReGHMy1bWA6xDjMU3HC0rhzeXLdRgNHlkWbslV 7GosYnBULVdiKc5INNRiLipOBAD7ACqxmQMAAA== X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFrrELMWRmVeSWpSXmKPExsWy7bCSnO76N5/jDPb+k7Z4MG8bm8X8I+dY LS487WGzOH9+A7vFzS1HWSw2Pb7GanF51xw2ixnn9zFZtO49wm6x884JZgcuj02rOtk8Ni+p 9+jbsorR4/iN7UwenzfJBbBGcdmkpOZklqUW6dslcGXMOryRseC+WMW6tsXsDYynBbsYOTgk BEwkWja6dDFycggJ7GaUWHOxCsSWEJCWuL5xAjuELSyx8t9zIJsLqKaJSWLz589MIAk2AW2J u9O3gNkiAiISq1fOYwQpYhZoZ5K4/v0AWEJYIFji89GtYDaLgKrEo50nWEFsXgEbif2/D7NC bJCXWL3hADNEXFDi5MwnLCDHMQuoS6yfJwQSZgYqad46m3kCI/8sJFWzEKpmIalawMi8ilEy taA4Nz232LDAMC+1XK84Mbe4NC9dLzk/dxMjONi1NHcwbl/1Qe8QIxMH4yFGCQ5mJRHeELdP cUK8KYmVValF+fFFpTmpxYcYpTlYlMR5bxQujBMSSE8sSc1OTS1ILYLJMnFwSjUwKVqYdXns 3Ok0ZTanyhRjq1cP7nyonhjAr9++4eQX3YVlk9saCrLPxkfITLN5+1YgbJnc264HQZPMVHL4 f7Ee3nfFSDqsbN/5Fed/vt2iUiAxb/e0kE0z+jwXcojd+ztRyqb+ofsNRt3ar4ynew/8ndW8 78HPxu9BrvnvJ6VeSow8/d9i5y6lM5s3LOS1KKq6y258NcLy0bHdwW0nvXYrWk/1FdNfeNgy eGfvNplVP43mtcRrdbmI2OTEy6TnpYZcYtoaeUjIprN1VrpvsKbQo3XliVqNNn2MwaxCZtdX T8756CgavnnlY6ld5UqP33WH97oflRE+KrvHVrni/obL1bc6NWZIvNkuPU/hlZWqEktxRqKh FnNRcSIA6ZK74+UCAAA= X-CMS-MailID: 20200625001543epcas5p2d1f9f7f7de574cac6db4157ca2ec1eec X-Msg-Generator: CA CMS-TYPE: 105P X-CMS-RootMailID: 20200625001543epcas5p2d1f9f7f7de574cac6db4157ca2ec1eec 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 --- This is just a rebase on phy-next, was part of series [1] which adds ufs host contoller driver. [1] https://lkml.org/lkml/2020/5/27/1697 .../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"; + + }; +...