From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from OS0P286CU011.outbound.protection.outlook.com (mail-japanwestazon11010061.outbound.protection.outlook.com [52.101.228.61]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id E95C737E2F4; Tue, 26 May 2026 07:07:17 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=fail smtp.client-ip=52.101.228.61 ARC-Seal:i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1779779242; cv=fail; b=uELpv5/4TWE4td5A3mhRNdny3eTipMVqznKElnmsmI71JOLLFmvD7HzZNg68YWecgVdP7SdQ8HLgYxVm5RNnUBObWFjZ/QLTydEXQbN+nD92dBaQktUIId9Rq0BYXzCkpVNmpqeET1LCdWk54WSD9XKsxP7K3vWWDYeZwG4V6GU= ARC-Message-Signature:i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1779779242; c=relaxed/simple; bh=D6R5urU5ZpHikOYnC5TqfEypJBUGrlEDuMl9Tc3vSio=; h=Date:From:To:Cc:Subject:Message-ID:References:Content-Type: Content-Disposition:In-Reply-To:MIME-Version; b=R2z7RBfTqqd72CsAYUjglnfzVtChRtmn2gKlr2DrjIMdF7i3gKM8FEf9A+5IB5FZgMU1AAwHSzjz0icP5XOZo0k5jI71B9LwiHgqVVH9+u+oZ6xMRgt34xVAZ2yia62g4oCmrmGaN4VN1GmyPq4nprY3BPbx5OpXeRC+JXIfNpw= ARC-Authentication-Results:i=2; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=bp.renesas.com; spf=pass smtp.mailfrom=bp.renesas.com; dkim=pass (1024-bit key) header.d=bp.renesas.com header.i=@bp.renesas.com header.b=kpsMtd1z; arc=fail smtp.client-ip=52.101.228.61 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=bp.renesas.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=bp.renesas.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=bp.renesas.com header.i=@bp.renesas.com header.b="kpsMtd1z" ARC-Seal: i=1; a=rsa-sha256; s=arcselector10001; d=microsoft.com; cv=none; b=NdhS2kx6nj+6NvnXSNjo8AIDuR7D1pZW8ZEH78as9yfbE4TQUjRyZHZPODjDl+xBn+DKD/TBetaAvOyR+5fBulu/Mx5k9CcB/aLE2KO+6Sc2CPNSlQE6ZMv8SExH5O4IhXmN472lLxzG/bqghtHrkFtCg9H6ulgrXznIqg5Dr/U6LGzXJSwee3QoNGYoO56WxNQf9oZDDcK2IOj++XZbt+pN/A1WjvwtP+/Vc/IyxucAlRXc7J0io1b1hL4qfNgvVr3aFluOUNQfbD3/naAldSdDXbIcKt6MjdcpvvkH9zNaSF6R+5bX0nO+h43DApJNdIeyIGrGTT2DIz3JT+2mKg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector10001; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-AntiSpam-MessageData-ChunkCount:X-MS-Exchange-AntiSpam-MessageData-0:X-MS-Exchange-AntiSpam-MessageData-1; bh=IhF/GLcNGXgLm9UqRnNKlXorhFopADTB6K7I3SmE6fg=; b=anQT5YDrSh2CND4dM01fumbz2cg9PyCivtGXcrN9VfeS2CLgtN0dle45cX76mhJTbo1tDtwVKrHzQ50iMysbY7BGo89fdpfK942dkXTuY0aDKcxmhSsEdK/uvEUVdh4qjdz2we3tcV8C/DEpIQLs3QanhLiotRaB/gnFwC8zskDo8xhdYBOEyoidK1rqOfEBhEd9i6+uIQ5zA/JUhfWXzLS8RSmQYUdBNJKVfzbrJtPJt+3vErh4sV9csIjRNE1qH5aCShTQYDHx9hQau6bctyJ1SgMh51/IA9j4V/J55Uj/+NSP2xTG/jSCOcigEa+uYh8bbJWgz7zxpJ8j2g0T+A== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=bp.renesas.com; dmarc=pass action=none header.from=bp.renesas.com; dkim=pass header.d=bp.renesas.com; arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bp.renesas.com; s=selector1; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=IhF/GLcNGXgLm9UqRnNKlXorhFopADTB6K7I3SmE6fg=; b=kpsMtd1znBHmWjN7+B/cZ5nk1yyBrfBTavFccMeg+dkiz5/x56NgkNN7e82YYar5P23dxEHK/LTpxkD2s6b3VaJbIUoBOjJVO2Er8CYcGNq0x0C/WG0Uz/ZDyKXymZeGtB7bFr79EphjzoQzuw+IqIxmXYiVrT7NYbGXyvu23L0= Authentication-Results: dkim=none (message not signed) header.d=none;dmarc=none action=none header.from=bp.renesas.com; Received: from TYCPR01MB11947.jpnprd01.prod.outlook.com (2603:1096:400:3e1::6) by TYWPR01MB8637.jpnprd01.prod.outlook.com (2603:1096:400:13e::7) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.21.48.20; Tue, 26 May 2026 07:07:12 +0000 Received: from TYCPR01MB11947.jpnprd01.prod.outlook.com ([fe80::33f1:f7cd:46be:e4d8]) by TYCPR01MB11947.jpnprd01.prod.outlook.com ([fe80::33f1:f7cd:46be:e4d8%5]) with mapi id 15.21.0048.019; Tue, 26 May 2026 07:07:12 +0000 Date: Tue, 26 May 2026 09:06:58 +0200 From: Tommaso Merciai To: Biju Cc: Andrzej Hajda , Neil Armstrong , Robert Foss , David Airlie , Simona Vetter , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Geert Uytterhoeven , Magnus Damm , Biju Das , Laurent Pinchart , Jonas Karlman , Jernej Skrabec , Luca Ceresoli , dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-renesas-soc@vger.kernel.org, Prabhakar Mahadev Lad , Conor Dooley Subject: Re: [PATCH v2 1/2] dt-bindings: display: bridge: Document Renesas RZ/G3L LVDS encoder Message-ID: References: <20260524194457.479681-1-biju.das.jz@bp.renesas.com> <20260524194457.479681-2-biju.das.jz@bp.renesas.com> Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20260524194457.479681-2-biju.das.jz@bp.renesas.com> X-ClientProxiedBy: FR5P281CA0057.DEUP281.PROD.OUTLOOK.COM (2603:10a6:d10:f0::15) To TYCPR01MB11947.jpnprd01.prod.outlook.com (2603:1096:400:3e1::6) Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: TYCPR01MB11947:EE_|TYWPR01MB8637:EE_ X-MS-Office365-Filtering-Correlation-Id: 53d0ef8c-763c-4509-d38a-08debaf56916 X-LD-Processed: 53d82571-da19-47e4-9cb4-625a166a4a2a,ExtAddr X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|366016|1800799024|376014|52116014|7416014|38350700014|3023799007|22082099003|56012099003|18002099003|4143699003|11063799006; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:TYCPR01MB11947.jpnprd01.prod.outlook.com;PTR:;CAT:NONE;SFS:(13230040)(366016)(1800799024)(376014)(52116014)(7416014)(38350700014)(3023799007)(22082099003)(56012099003)(18002099003)(4143699003)(11063799006);DIR:OUT;SFP:1101; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: =?us-ascii?Q?Zuoiq7Z31wlzaZca2H27wb5799u8cMBrelGwhsoP7zsGKNFn+pKTzVhBYVYm?= =?us-ascii?Q?LuymkoX5fA5rDM7xrk4L1qQ05QWEUJclOT1soiNA81kDEURNj5jhgmTgB09f?= =?us-ascii?Q?0d5EuJrdwj1IRIUCFSW+F9CXN3wt5MN5z1LlKbHoJNVwcmY3NlIp4yVzQxyp?= =?us-ascii?Q?UGn2rKzywlJwrV3LNTHx3CEW1TEcaOc9lFo6iClEfUiNayD97I8LEyx8c7Oc?= =?us-ascii?Q?NGG7dOJ/GyhwRNCP0EwcWJahg+8V/OSwFFpPvs40DU8Y7CabyQ2D8zvFUM3z?= =?us-ascii?Q?l1lKNVU75CYfVbo7Sn96OYl1lh2/307DgQ3w0o+eE92RG+vTUY+P+oaNdqyL?= =?us-ascii?Q?X6VL79rePUXlzxYECwkAe7PsCG4YV8sJB3d9nRHWVAK5GKPHeXI1qrCxV8D1?= =?us-ascii?Q?KFYaIq2gGf5VXOXft0UCjPmh88qMwpSPaqS0hL0jB5cV5SmYur0k7yEb9a0n?= =?us-ascii?Q?bscpQqyLVeV6BHqATfjfa+7NGamtnKEGXjVVTcc6qekV6v2OLxankYQFAo+l?= =?us-ascii?Q?Bb0aA5Uifn63MJBk8c2LAaJRVgjbzVUet+KD0iUuTLzCS9TzInXagvbJSrr0?= =?us-ascii?Q?28gJnlsGWCqUnOng39Rs8sxUdPTGSHo/iT6gxXyM3ONlEDrSb8Vn3vtDK5w5?= =?us-ascii?Q?Cnls0zayhNw+4cEk1BQLOdBVlXoGljGBYT1EwMnxckUTSajpqOKBjV8NvIWI?= =?us-ascii?Q?Xf1pK4PmQisE7J7xLXBat4Q9UuBvnI0v4FAf370cdbr8kQ0A3/W7Vrsqf7Sf?= =?us-ascii?Q?q82dDNX5hB5siLk3SQqTiMCi0Fs8KyCLeL5khfwYlf0ZOBfUZVADdRLbsXQe?= =?us-ascii?Q?apbb9TBcl70NeFw03fk7mLCWzvsmyCtdx5bskrYu3SMf3vDRMU7yEg+4smYl?= =?us-ascii?Q?93iSH5GsUChv4Ef3fpHE66HB2nMWf6fVuE8rJ1Yi8wRxM/28eYapxsHNp5TZ?= =?us-ascii?Q?5XhCWkuyaDRPxb+dyf3I30+31WAKFWQFqh2bvPBHGXttfrq0VubJ+IqFdLOD?= =?us-ascii?Q?mL61OshTKwPSM/ld9hOYxYM9MQ6QdYxa+2mcQPVVa5YxKacBVWySiIAHLEn2?= =?us-ascii?Q?CfK8kW5CrqkD1tBhu1MiAmCREksSEIgRJX60sAlSMpf2ld2dJ/V0av2qLtiN?= =?us-ascii?Q?FpYcrAYEfWmfo/miQjCRVRVTgFgHMxJtMiE8CfgJGfNcGx84aFCQfCiM4vi3?= =?us-ascii?Q?v0OmZCpkU3zqH7l6z++E5ZyUGEBRhzLu6uPFPzksGbzeCVIjlHezsUvE+eCy?= =?us-ascii?Q?LZ0dYU4QrUXulSd0aGlGC3jZAvW7cGYKRrlk68P1VIuqnm5OFzxlFtD6GynG?= =?us-ascii?Q?OSLwbNaaVii42ckqsQoTb0AGTqnmoLuOzi6Cv9kbSntbFjrpZ+xZgaOOYF6M?= =?us-ascii?Q?FzowXYgpP2qmH0bwMTKRZpIulI6/RXwxm3sXrsRnbwK7LP0NQzNxwboEwXnL?= =?us-ascii?Q?HGGCjUrs+oM2X/0uxBDbDHFBKab0ttcfGiHU/uEJ4aK6fXixjq+ouG6LWFNq?= =?us-ascii?Q?NNpG0xya2r3E4Th/hCo/fqcMaacD553UIzr5Lcg/84OGaF6T/FkV2hGoWWYt?= =?us-ascii?Q?YvfidN5gWoNcijVLKbTxwy4w67q7BSchyuLJgZu38g56/RnRJVMWmPUAqZlP?= =?us-ascii?Q?9zOihb+sTStN3FpcoWPnda0g5TcvCmWDtYThApFmReOE9R6+o87yI0BQWD1B?= =?us-ascii?Q?VgLM5SakDfRvt/ORNTx/5mJ+n1Tb5pPQ+dZMIOJj4NI6DDVuK63sAntKCchm?= =?us-ascii?Q?/ifL5c0KD5Wx24DleeYkF5lG+/8ELEB5AjZZA02UzVGrdWsWbYTS?= X-OriginatorOrg: bp.renesas.com X-MS-Exchange-CrossTenant-Network-Message-Id: 53d0ef8c-763c-4509-d38a-08debaf56916 X-MS-Exchange-CrossTenant-AuthSource: TYCPR01MB11947.jpnprd01.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 26 May 2026 07:07:12.7236 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 53d82571-da19-47e4-9cb4-625a166a4a2a X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: ZXlQCiM8Q46dNgrlS9QrxVCI/e0KrcTzJpIVwomTRZd6hUhvrJ9iBou51t7R6D9HrrkClhGsOKjOYBdxLOl/SRVnKIDSjqtShzw2e0U2UEd2/9gyTI7OUde/HBS0HvPM X-MS-Exchange-Transport-CrossTenantHeadersStamped: TYWPR01MB8637 Hi Biju, Thanks for your patch. On Sun, May 24, 2026 at 08:44:50PM +0100, Biju wrote: > From: Biju Das > > Document the LVDS encoder IP found on the RZ/G3L SoC. It supports > single-link mode. LVDS and the DSI interface share a peripheral clock and > the MIPI_DSI_PRESET_N reset signal. However, the LVDS module cannot be > used at the same time as MIPI-DSI. > Same here, this should be v3 instead of v2. Apart from that patch LGTM. Reviewed-by: Tommaso Merciai Kind Regards, Tommaso > Signed-off-by: Tommaso Merciai > Acked-by: Conor Dooley > Signed-off-by: Biju Das > --- > v2->v3: > * No change. > v1->v2: > * Collected tag. > --- > .../bridge/renesas,r9a08g046-lvds.yaml | 128 ++++++++++++++++++ > 1 file changed, 128 insertions(+) > create mode 100644 Documentation/devicetree/bindings/display/bridge/renesas,r9a08g046-lvds.yaml > > diff --git a/Documentation/devicetree/bindings/display/bridge/renesas,r9a08g046-lvds.yaml b/Documentation/devicetree/bindings/display/bridge/renesas,r9a08g046-lvds.yaml > new file mode 100644 > index 000000000000..b1f6d020ae7b > --- /dev/null > +++ b/Documentation/devicetree/bindings/display/bridge/renesas,r9a08g046-lvds.yaml > @@ -0,0 +1,128 @@ > +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) > +%YAML 1.2 > +--- > +$id: http://devicetree.org/schemas/display/bridge/renesas,r9a08g046-lvds.yaml# > +$schema: http://devicetree.org/meta-schemas/core.yaml# > + > +title: Renesas RZ/G3L LVDS Encoder > + > +maintainers: > + - Biju Das > + - Tommaso Merciai > + > +description: | > + This binding describe the LVDS encoder embedded in the Renesas RZ/G3L > + SoC. The encoder can operate in LVDS Single-link mode with 4 lanes > + (Data) + 1 lane (Clock). > + > +properties: > + compatible: > + const: renesas,r9a08g046-lvds > + > + reg: > + maxItems: 1 > + > + clocks: > + items: > + - description: Peripheral clock > + - description: PHY clock > + - description: Dot clock > + > + clock-names: > + items: > + - const: pclk > + - const: phyclk > + - const: dotclk > + > + resets: > + items: > + - description: LVDS_RESET_N > + - description: MIPI_DSI_PRESET_N > + - description: MIPI_DSI_CMN_RSTB > + - description: MIPI_DSI_ARESET_N > + > + reset-names: > + items: > + - const: lvdrst > + - const: prst > + - const: rst > + - const: arst > + > + power-domains: > + maxItems: 1 > + > + ports: > + $ref: /schemas/graph.yaml#/properties/ports > + > + properties: > + port@0: > + $ref: /schemas/graph.yaml#/properties/port > + description: Input channel, directly connected to the Display Unit. > + > + port@1: > + $ref: /schemas/graph.yaml#/properties/port > + description: | > + Output channel, directly connected to the LVDS panel or bridge. > + > + required: > + - port@0 > + - port@1 > + > +required: > + - compatible > + - reg > + - clocks > + - clock-names > + - resets > + - reset-names > + - power-domains > + - ports > + > +additionalProperties: false > + > +examples: > + - | > + #include > + > + lvds-cmn@108a0000 { > + compatible = "renesas,r9a08g046-lvds-cmn", > + "simple-mfd", "syscon"; > + reg = <0x108a0000 0x10000>; > + #address-cells = <1>; > + #size-cells = <1>; > + > + lvds0: lvds@10 { > + compatible = "renesas,r9a08g046-lvds"; > + reg = <0x10 0x8>; > + clocks = <&cpg CPG_MOD R9A08G046_MIPI_DSI_PCLK>, > + <&cpg CPG_MOD R9A08G046_LVDS_PLLCLK>, > + <&cpg CPG_MOD R9A08G046_LVDS_CLK_DOT0>; > + clock-names = "pclk", "phyclk", "dotclk"; > + resets = <&cpg R9A08G046_LVDS_RESET_N>, > + <&cpg R9A08G046_MIPI_DSI_PRESET_N>, > + <&cpg R9A08G046_MIPI_DSI_CMN_RSTB>, > + <&cpg R9A08G046_MIPI_DSI_ARESET_N>; > + reset-names = "lvdrst", "prst", "rst", "arst"; > + power-domains = <&cpg>; > + > + ports { > + #address-cells = <1>; > + #size-cells = <0>; > + > + port@0 { > + reg = <0>; > + lvds0_in: endpoint { > + remote-endpoint = <&du_out_lvds0>; > + }; > + }; > + > + port@1 { > + reg = <1>; > + lvds0_out: endpoint { > + remote-endpoint = <&panel_in>; > + }; > + }; > + }; > + }; > + }; > +... > -- > 2.43.0 >