From patchwork Thu Aug 8 03:52:42 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Shawn Lin X-Patchwork-Id: 13756923 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 766C5C3DA4A for ; Thu, 8 Aug 2024 03:53:48 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:MIME-Version:List-Subscribe:List-Help: List-Post:List-Archive:List-Unsubscribe:List-Id:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=ngaqHkz/KS/RJxZUkuWztGscD5JqhOCvEw8PJgIBoiE=; b=WtUo8INDFBSv+U 49F8JKz5OF6Kg0BIdKDRIZCghxs510Zp9nsCypASnasuu4wemQcPnDOZfUT4sKF9m2fQdACmh3dp+ 1cN5Ifq8dfSra6wyRZ+DgsJIuvU6D8IfnLHmpkmkfgutvfsTJNenYXxRfnmDa3fHLuxkfFOT9TNXI NOlqPRilXN2CjEaSHRL2stEVhYLn8kreR9BH2jcStYWZaeGQJatda8WUsHz2++E2BN2auWn2EnRhC ecoUE1noxqv+EILaPsNoi7/KGNSLsPLL4v0fkRYw3Z71cWgNZN3IrBEddQ1of3J16hH/kvMz2X72g gnwkcMMcLH2g8ZZK/Waw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1sbuDg-00000006xqe-3jRc; Thu, 08 Aug 2024 03:53:44 +0000 Received: from mail-m1973198.qiye.163.com ([220.197.31.98]) by bombadil.infradead.org with esmtps (Exim 4.97.1 #2 (Red Hat Linux)) id 1sbuDc-00000006xoA-2eSa for linux-rockchip@lists.infradead.org; Thu, 08 Aug 2024 03:53:44 +0000 DKIM-Signature: a=rsa-sha256; b=kFaVLnmxJ0WqyG9uyAzc2wSGNjmA7umrS3fRsCE8PPp0trWDtDyqmW40bngSnC3QOTGZiKQ1ttOi7uaY+ZO/f/K5C3fCtKCdbROWqE9sK0o5Hqw6Fg9HOpvx6dYXgyfgzfGgQVGyeRyPRn97ml7xra20CPQ6EfRAw/nkX7Xek3g=; c=relaxed/relaxed; s=default; d=rock-chips.com; v=1; bh=Q2TCGiFQuP7Aex+0R9cXIqy0nyZPoAyhqD5py5ZHqSI=; h=date:mime-version:subject:message-id:from; Received: from localhost.localdomain (unknown [58.22.7.114]) by smtp.qiye.163.com (Hmail) with ESMTPA id EE56F4603EB; Thu, 8 Aug 2024 11:53:12 +0800 (CST) From: Shawn Lin To: Rob Herring , "James E . J . Bottomley" , "Martin K . Petersen" , Krzysztof Kozlowski , Conor Dooley Cc: Manivannan Sadhasivam , Heiko Stuebner , Alim Akhtar , Avri Altman , Bart Van Assche , YiFeng Zhao , Liang Chen , linux-scsi@vger.kernel.org, linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, Shawn Lin Subject: [PATCH v2 2/3] dt-bindings: ufs: Document Rockchip UFS host controller Date: Thu, 8 Aug 2024 11:52:42 +0800 Message-Id: <1723089163-28983-3-git-send-email-shawn.lin@rock-chips.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1723089163-28983-1-git-send-email-shawn.lin@rock-chips.com> References: <1723089163-28983-1-git-send-email-shawn.lin@rock-chips.com> X-HM-Spam-Status: e1kfGhgUHx5ZQUpXWQgPGg8OCBgUHx5ZQUlOS1dZFg8aDwILHllBWSg2Ly tZV1koWUFDSUNOT01LS0k3V1ktWUFJV1kPCRoVCBIfWUFZGkkdS1YaSk9JSkpDTB8YS0tWFRQJFh oXVRMBExYaEhckFA4PWVdZGBILWUFZTkNVSUlVTFVKSk9ZV1kWGg8SFR0UWUFZT0tIVUpLSUhCSE NVSktLVUpCS0tZBg++ X-HM-Tid: 0a91301e8bce03aekunmee56f4603eb X-HM-MType: 1 X-HM-Sender-Digest: e1kMHhlZQR0aFwgeV1kSHx4VD1lBWUc6OAw6GRw4DTIyOQsrPws0KD4e H0swCQ1VSlVKTElIS0NCSkJPT09OVTMWGhIXVQgTGgwVVRcSFTsJFBgQVhgTEgsIVRgUFkVZV1kS C1lBWU5DVUlJVUxVSkpPWVdZCAFZQU5ISUs3Bg++ X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240807_205341_159372_C36E14F0 X-CRM114-Status: GOOD ( 12.52 ) X-BeenThere: linux-rockchip@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Upstream kernel work for Rockchip platforms List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: "Linux-rockchip" Errors-To: linux-rockchip-bounces+linux-rockchip=archiver.kernel.org@lists.infradead.org Document Rockchip UFS host controller for RK3576 SoC. Signed-off-by: Shawn Lin --- Changes in v2: - renmae file name - fix all errors and pass the dt_binding_check: make dt_binding_check DT_SCHEMA_FILES=rockchip,rk3576-ufs.yaml .../bindings/ufs/rockchip,rk3576-ufs.yaml | 96 ++++++++++++++++++++++ 1 file changed, 96 insertions(+) create mode 100644 Documentation/devicetree/bindings/ufs/rockchip,rk3576-ufs.yaml diff --git a/Documentation/devicetree/bindings/ufs/rockchip,rk3576-ufs.yaml b/Documentation/devicetree/bindings/ufs/rockchip,rk3576-ufs.yaml new file mode 100644 index 0000000..1844fe3 --- /dev/null +++ b/Documentation/devicetree/bindings/ufs/rockchip,rk3576-ufs.yaml @@ -0,0 +1,96 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/ufs/rockchip,ufs.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Rockchip UFS Host Controller + +maintainers: + - Shawn Lin + +allOf: + - $ref: ufs-common.yaml + +properties: + compatible: + const: rockchip,rk3576-ufs + + reg: + maxItems: 5 + + reg-names: + items: + - const: hci + - const: mphy + - const: hci_grf + - const: mphy_grf + - const: hci_apb + + clocks: + maxItems: 4 + + clock-names: + items: + - const: core + - const: pclk + - const: pclk_mphy + - const: ref_out + + power-domains: + maxItems: 1 + + resets: + maxItems: 4 + + reset-names: + items: + - const: biu + - const: sys + - const: ufs + - const: grf + + reset-gpios: + maxItems: 1 + +required: + - compatible + - reg + - reg-names + - clocks + - clock-names + - interrupts + - power-domains + - resets + - reset-names + - reset-gpios + +unevaluatedProperties: false + +examples: + - | + #include + #include + #include + #include + #include + #include + + ufs: ufs@2a2d0000 { + compatible = "rockchip,rk3576-ufs"; + reg = <0x2a2d0000 0x10000>, + <0x2b040000 0x10000>, + <0x2601f000 0x1000>, + <0x2603c000 0x1000>, + <0x2a2e0000 0x10000>; + reg-names = "hci", "mphy", "hci_grf", "mphy_grf", "hci_apb"; + clocks = <&cru ACLK_UFS_SYS>, <&cru PCLK_USB_ROOT>, <&cru PCLK_MPHY>, + <&cru CLK_REF_UFS_CLKOUT>; + clock-names = "core", "pclk", "pclk_mphy", "ref_out"; + interrupts = ; + power-domains = <&power RK3576_PD_USB>; + resets = <&cru SRST_A_UFS_BIU>, <&cru SRST_A_UFS_SYS>, <&cru SRST_A_UFS>, + <&cru SRST_P_UFS_GRF>; + reset-names = "biu", "sys", "ufs", "grf"; + reset-gpios = <&gpio4 RK_PD0 GPIO_ACTIVE_HIGH>; + };