From patchwork Thu May 28 01:16:54 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Alim Akhtar X-Patchwork-Id: 11574119 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 3B5F21744 for ; Thu, 28 May 2020 01:32:43 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 22BB7208C3 for ; Thu, 28 May 2020 01:32:43 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=samsung.com header.i=@samsung.com header.b="uq14pIJP" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726718AbgE1Bcl (ORCPT ); Wed, 27 May 2020 21:32:41 -0400 Received: from mailout2.samsung.com ([203.254.224.25]:35113 "EHLO mailout2.samsung.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726727AbgE1Bcj (ORCPT ); Wed, 27 May 2020 21:32:39 -0400 Received: from epcas5p2.samsung.com (unknown [182.195.41.40]) by mailout2.samsung.com (KnoxPortal) with ESMTP id 20200528013237epoutp02f98fe73bdac14063700b1cd56d82f410~TDSe899rT3019730197epoutp02y for ; Thu, 28 May 2020 01:32:37 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 mailout2.samsung.com 20200528013237epoutp02f98fe73bdac14063700b1cd56d82f410~TDSe899rT3019730197epoutp02y DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=samsung.com; s=mail20170921; t=1590629557; bh=DDMCtAVCNOenQhQBx8fCmPqcdSKUIHqMO34BELtm7U8=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=uq14pIJPtuXOiBc7TNBrdOXS6i+FaNSVrYff9oL9jWh9lsOZAIMuKVUvIg61y7b2/ VO+SEOQZiidtnaNysCZdru9CXn4kCwTphO8phsHL8b5sl+mTIlXeNdNsgo5Bnzusc3 oCGWlXc4TxffSXOtwpm9lfhH3Y/EmMQGoIBmUsDQ= Received: from epsmges5p1new.samsung.com (unknown [182.195.42.73]) by epcas5p1.samsung.com (KnoxPortal) with ESMTP id 20200528013237epcas5p1d33a8234758f29086468dd2ebb10be8b~TDSeV0TKm1882918829epcas5p18; Thu, 28 May 2020 01:32:37 +0000 (GMT) Received: from epcas5p1.samsung.com ( [182.195.41.39]) by epsmges5p1new.samsung.com (Symantec Messaging Gateway) with SMTP id E5.10.09467.4B41FCE5; Thu, 28 May 2020 10:32:36 +0900 (KST) Received: from epsmtrp2.samsung.com (unknown [182.195.40.14]) by epcas5p3.samsung.com (KnoxPortal) with ESMTPA id 20200528013236epcas5p3cc936778eabd07450fbb7f03a17fe757~TDSdydN1D1669516695epcas5p37; Thu, 28 May 2020 01:32:36 +0000 (GMT) Received: from epsmgms1p2.samsung.com (unknown [182.195.42.42]) by epsmtrp2.samsung.com (KnoxPortal) with ESMTP id 20200528013236epsmtrp216d36acb80b09950b9885cd305b49901~TDSdxkZLP2193121931epsmtrp2J; Thu, 28 May 2020 01:32:36 +0000 (GMT) X-AuditID: b6c32a49-a3fff700000024fb-35-5ecf14b4874b Received: from epsmtip1.samsung.com ( [182.195.34.30]) by epsmgms1p2.samsung.com (Symantec Messaging Gateway) with SMTP id 1D.77.08303.4B41FCE5; Thu, 28 May 2020 10:32:36 +0900 (KST) Received: from Jaguar.sa.corp.samsungelectronics.net (unknown [107.108.73.139]) by epsmtip1.samsung.com (KnoxPortal) with ESMTPA id 20200528013234epsmtip1e3fd93dcfdee5a19216a2deb6e262e03~TDSb5uWHK1672616726epsmtip1P; Thu, 28 May 2020 01:32:34 +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, Alim Akhtar Subject: [PATCH v10 06/10] dt-bindings: phy: Document Samsung UFS PHY bindings Date: Thu, 28 May 2020 06:46:54 +0530 Message-Id: <20200528011658.71590-7-alim.akhtar@samsung.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200528011658.71590-1-alim.akhtar@samsung.com> MIME-Version: 1.0 X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFtrEKsWRmVeSWpSXmKPExsWy7bCmuu4WkfNxBpcOWVs8mLeNzeLlz6ts Fp/WL2O1mH/kHKvF+fMb2C1ubjnKYrHp8TVWi8u75rBZzDi/j8mi+/oONovlx/8xWfzfs4Pd YunWm4wOvB6X+3qZPDat6mTz2Lyk3qPl5H4Wj49Pb7F49G1ZxejxeZOcR/uBbqYAjigum5TU nMyy1CJ9uwSujF99+xkLLohWtMw6z97AeE2gi5GTQ0LARGLPnp+sXYxcHEICuxklFv95yQLh fGKUWDnhEpTzmVFi86fV7DAtPecmMEEkdjFKnHx/jg3CaWGSuHPjDQtIFZuAtsTd6VuYQGwR AWGJI9/aGEFsZoEbTBIPVrqA2MICARIH/01mBrFZBFQlzr74D1bPK2AjceXCNGaIbfISqzcc ALI5ODgFbCX2TnCAKBGUODnzCQvESHmJ5q2zmUFukBDYwyFx7XAD1KUuEqf/f2CBsIUlXh3f AhWXkvj8bi8byEwJgWyJnl3GEOEaiaXzjkGV20scuDKHBaSEWUBTYv0ufYhVfBK9v58wQXTy SnS0CUFUq0o0v7sK1SktMbG7mxXC9pC4ef432CNCAhMYJZpXuUxglJ+F5IFZSB6YhbBsASPz KkbJ1ILi3PTUYtMCw7zUcr3ixNzi0rx0veT83E2M4GSl5bmD8e6DD3qHGJk4GA8xSnAwK4nw Op09HSfEm5JYWZValB9fVJqTWnyIUZqDRUmcV+nHmTghgfTEktTs1NSC1CKYLBMHp1QDE/+k J1Oz++t/lrUJ863SfLDKyb9e/vh0QcfwzOlmOyvn7CpdGbft6/3iJ5JzgmtmzGQwdo65u1lC ynVzgDy3Qlds9tnnrL8FFHuld3y3VkmLeswwIWPDJ8YFOl5PTY5w3XlqU173Rabl6Qw3H2Hd tf4fdr6V1Z9Qv6fU0rinLkjv7KHJXDJhnW9cdmeavtFwOZZzX/N7yob57UlRxoqp/LdE5s2a 8Eu7+UNet8CCl1oZaa98lmzs/B6xZ5Vfx7es1k1aG89o/a91/HYv3e9slY3rdWnzDXs05jCw qIvlnYl82NJ/zkF4me5J19KVKZuuyMzgOn26O8H/wbrdr6/v7YoVylZ1K36SeCm0X6hCiaU4 I9FQi7moOBEA+Wnk08UDAAA= X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFupgkeLIzCtJLcpLzFFi42LZdlhJTneLyPk4g6fnhS0ezNvGZvHy51U2 i0/rl7FazD9yjtXi/PkN7BY3txxlsdj0+BqrxeVdc9gsZpzfx2TRfX0Hm8Xy4/+YLP7v2cFu sXTrTUYHXo/Lfb1MHptWdbJ5bF5S79Fycj+Lx8ent1g8+rasYvT4vEnOo/1AN1MARxSXTUpq TmZZapG+XQJXxq++/YwFF0QrWmadZ29gvCbQxcjJISFgItFzbgJTFyMXh5DADkaJrce+s0Ek pCWub5zADmELS6z895wdoqiJSWLB3G8sIAk2AW2Ju9O3MIHYIkBFR761MYLYzALPmCROPSwF sYUF/CQ2LHkCNohFQFXi7Iv/YPW8AjYSVy5MY4ZYIC+xesMBIJuDg1PAVmLvBAeQsBBQyYRV exkhygUlTs58wgJSwiygLrF+nhDEJnmJ5q2zmScwCs5CUjULoWoWkqoFjMyrGCVTC4pz03OL DQuM8lLL9YoTc4tL89L1kvNzNzGCI0tLawfjnlUf9A4xMnEwHmKU4GBWEuF1Ons6Tog3JbGy KrUoP76oNCe1+BCjNAeLkjjv11kL44QE0hNLUrNTUwtSi2CyTBycUg1MJwX/+pkx6f7/ZtbE cXVS+YTi7BYzg5NyD5e4eUgqG9z+u8ylbf2sZXGJS2ryQv4sn3VZbUbQ8yPSLOf3XEr7+WLF ra87eLdEXM367zbljPOf+YItk60in5x2+PVg6Tb1HEt3rlOSkt821uzeN61W2Ksk9ugEg3lF OyyjVgnHh+0zW1qwwtBDgSXybk2LttKuGxse/Qg5abbGmN1f9pRfbE72dwfeGf94MyqFSxy2 V7Z0ra+6uvTabedZ7HMfz2s9+KUssTjTO3vTz/msEyqNjZ0fWEftOnewwSyEoYmhb2prMnNW pHCd1LZ3f6+bH02Zyy++87FXrgtrcMsykWVtomlaHhHG7vtWPOI0MlynxFKckWioxVxUnAgA vtjbTBsDAAA= X-CMS-MailID: 20200528013236epcas5p3cc936778eabd07450fbb7f03a17fe757 X-Msg-Generator: CA CMS-TYPE: 105P X-CMS-RootMailID: 20200528013236epcas5p3cc936778eabd07450fbb7f03a17fe757 References: <20200528011658.71590-1-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"; + + }; +...