From patchwork Wed Apr 20 02:54:44 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yoshihiro Shimoda X-Patchwork-Id: 12819684 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id C9236C433F5 for ; Wed, 20 Apr 2022 02:55:05 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234258AbiDTC5s (ORCPT ); Tue, 19 Apr 2022 22:57:48 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:54836 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S243798AbiDTC5p (ORCPT ); Tue, 19 Apr 2022 22:57:45 -0400 Received: from relmlie6.idc.renesas.com (relmlor2.renesas.com [210.160.252.172]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id 5D8722AC9; Tue, 19 Apr 2022 19:55:00 -0700 (PDT) X-IronPort-AV: E=Sophos;i="5.90,274,1643641200"; d="scan'208";a="118516274" Received: from unknown (HELO relmlir6.idc.renesas.com) ([10.200.68.152]) by relmlie6.idc.renesas.com with ESMTP; 20 Apr 2022 11:54:59 +0900 Received: from localhost.localdomain (unknown [10.166.15.32]) by relmlir6.idc.renesas.com (Postfix) with ESMTP id 82B044179B67; Wed, 20 Apr 2022 11:54:59 +0900 (JST) From: Yoshihiro Shimoda To: alim.akhtar@samsung.com, avri.altman@wdc.com, robh+dt@kernel.org, krzk+dt@kernel.org Cc: jejb@linux.ibm.com, martin.petersen@oracle.com, linux-scsi@vger.kernel.org, devicetree@vger.kernel.org, linux-renesas-soc@vger.kernel.org, Yoshihiro Shimoda , Krzysztof Kozlowski Subject: [PATCH v4 1/7] dt-bindings: ufs: Document Renesas R-Car UFS host controller Date: Wed, 20 Apr 2022 11:54:44 +0900 Message-Id: <20220420025450.289578-2-yoshihiro.shimoda.uh@renesas.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220420025450.289578-1-yoshihiro.shimoda.uh@renesas.com> References: <20220420025450.289578-1-yoshihiro.shimoda.uh@renesas.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-scsi@vger.kernel.org Document Renesas R-Car UFS host controller for R-Car S4-8 (r8a779f0). Signed-off-by: Yoshihiro Shimoda Reviewed-by: Krzysztof Kozlowski Acked-by: Rob Herring Reviewed-by: Geert Uytterhoeven --- .../devicetree/bindings/ufs/renesas,ufs.yaml | 61 +++++++++++++++++++ 1 file changed, 61 insertions(+) create mode 100644 Documentation/devicetree/bindings/ufs/renesas,ufs.yaml diff --git a/Documentation/devicetree/bindings/ufs/renesas,ufs.yaml b/Documentation/devicetree/bindings/ufs/renesas,ufs.yaml new file mode 100644 index 000000000000..f04f9f61fa9f --- /dev/null +++ b/Documentation/devicetree/bindings/ufs/renesas,ufs.yaml @@ -0,0 +1,61 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/ufs/renesas,ufs.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Renesas R-Car UFS Host Controller + +maintainers: + - Yoshihiro Shimoda + +allOf: + - $ref: ufs-common.yaml + +properties: + compatible: + const: renesas,r8a779f0-ufs + + reg: + maxItems: 1 + + clocks: + maxItems: 2 + + clock-names: + items: + - const: fck + - const: ref_clk + + power-domains: + maxItems: 1 + + resets: + maxItems: 1 + +required: + - compatible + - reg + - clocks + - clock-names + - power-domains + - resets + +unevaluatedProperties: false + +examples: + - | + #include + #include + #include + + ufs: ufs@e686000 { + compatible = "renesas,r8a779f0-ufs"; + reg = <0xe6860000 0x100>; + interrupts = ; + clocks = <&cpg CPG_MOD 1514>, <&ufs30_clk>; + clock-names = "fck", "ref_clk"; + freq-table-hz = <200000000 200000000>, <38400000 38400000>; + power-domains = <&sysc R8A779F0_PD_ALWAYS_ON>; + resets = <&cpg 1514>; + };