From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-pl1-f172.google.com (mail-pl1-f172.google.com [209.85.214.172]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 015DA2749C4 for ; Thu, 2 Oct 2025 02:30:47 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.214.172 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1759372250; cv=none; b=LDf08u9UilaXO27tmw/4+jcN1+rR915U/bATuaVbC+EjOioBi6Coi/HdLaZb25D8om0KBeBiS9nfuIY+FWKbQhgqDYhbnY3nhSoewML+1y+V0RXLFzdfhS5HmpZT5iuLwrF3oeF2/atIgU4NiJryqsFMeNoj5K2cEcBqVZbXY38= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1759372250; c=relaxed/simple; bh=Hum+PFvbFXkCQsJfkEq//482z3lj6GUir953LaNMY5Q=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=n6qvU4p1udmlRVg0PV2WpX+qZE2GJmHfRDy9zWVDT7XIpiWdIhbBuItWBVf8Ynjjh8zWppStms7Yq5SqM/Yqk+TfKeoTGwZP3pjEbtYffESwRxCjaptvImQDymvoNdXi1Ymwll1iWLjsF7I8W57mfAnxV7M7ye9VsmiyOQaTc0A= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=roeck-us.net; spf=pass smtp.mailfrom=gmail.com; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b=O3j4zu3Q; arc=none smtp.client-ip=209.85.214.172 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=roeck-us.net Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="O3j4zu3Q" Received: by mail-pl1-f172.google.com with SMTP id d9443c01a7336-267f0fe72a1so3668675ad.2 for ; Wed, 01 Oct 2025 19:30:47 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1759372247; x=1759977047; darn=vger.kernel.org; h=content-transfer-encoding:in-reply-to:autocrypt:from :content-language:references:cc:to:subject:user-agent:mime-version :date:message-id:sender:from:to:cc:subject:date:message-id:reply-to; bh=J+Hd4fVpuDmD1sqiXE0//EY5LjX6rjx9bI8hk6BegOw=; b=O3j4zu3QWEom660xeGLdVlHo9K8myp+L6AARzll8Jpd2fEUkmq3W4crPD512JnlkUD qrxLnSsXLLHyq+PJs+BI+EdJBgQpbkvFiGTxm75d/ZkTDsaSWSDW+KG89l8jVbDZEZ8c YpPwTo+PcXHh3ZekyaBZUAnqf+RtwoL3vpidsN/HPhn9cioO2qHGZAXiV6fBcOUIkICR t/ma+bFqJt+SW+A3hLxLwtjpgYyQdez6PxGYUNw1jL9QHodWJhIQzw+kWkX4R32OwnWA N/be/wxxHXZGPeKub6BdnuDRkx57A8uohC1St6UEbDHh6+kVmIWs37y7qYIF9PpodDOn TanQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1759372247; x=1759977047; h=content-transfer-encoding:in-reply-to:autocrypt:from :content-language:references:cc:to:subject:user-agent:mime-version :date:message-id:sender:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to; bh=J+Hd4fVpuDmD1sqiXE0//EY5LjX6rjx9bI8hk6BegOw=; b=cl4ePyqkXWOaWR3toWT9RqKeqc2FT5ZmYi9aL16wl5ONX4ZHrzwtUiWOikfwGzwPj4 m2v+MgoA7tiPSvQrfs34K3YfmDSkGtcp+EjxSvxd+wJwM7M/W2esjDGsvMdO5mkwOLF5 DCvNX9vISMLWbPV67HEbBVuzf5rR9mTGAyqtK78QNXXzrx5EzEMNu+GvsyI/g0HV0F4W fR4e/6zmb62KCt6oX5ehgwg3DUcjgS6rgW3yZvhlS5OmRCWWwy2zudB5buEe3eHRhu6T yUgVcYBrZegu13DcTuZmI8XN32p8T61es8GUaMZQe0tcLyP7rCM++uYdgLQnbMI7kVDM E0eA== X-Forwarded-Encrypted: i=1; AJvYcCU0x5FsjLYu33xQL33+BS0h2bTMfgp//+d/YnkCg9VYTXCIlEkDLjJ54X6ps+e3Xgt6NRP/xo9+HfBH@vger.kernel.org X-Gm-Message-State: AOJu0Yw0bUtkz8msCM/AJKdGkK5zL8zju/sUv30bKLXlAYDIRbufuZPQ GpNGcrwN4fYaNuMvqQUrNYW7SSxIqwfDS0eopoWHU6hNBCox5XtP432FWTfLaelb X-Gm-Gg: ASbGncsCEwU1KjTa4b1EfJj6uQsL7fxhTzrDyYH1GxIolizqk8itIP2kPHXTcvZBRjA PMMaaO4UV1G1lur+ra3CSlrtEfvwFGjQOlpANl/5ez0MEr/GiD9FP94qyF5+zX7em5h76NdPv/D 18tjQZW5v1TySleSYarfAfvOPmDK/zHcBYxBTJmLKjz7N5p1D7d/Fsn3LrsUgfaDnqW1at3grf4 /ZSrcP+eERewEIR704nfBoYrhLNQKPC2C+cKIDQW23aRVi6MXZPAMGSRoQzxD9FRToNMXAJSySG fUPO11ukwCnAA+YfNnZv7BxjMtWU+Rx0zDYohfYLkXUuvPMl+LOVuX9zSqnAgmiFgUG8pcib9h+ sYiGiygjRPEER8K6qgZ5yoE7AnI3dhXKTjCGRkJdcg0Ji1pghR9k+a5wFTgqhcxNb7C9DbN3Dnz YSPvJPcPmNCA3jfEGL2dFst9BwCJb+YA== X-Google-Smtp-Source: AGHT+IGHT84Qf+UoUWA6jb3IxZPRfUWoD+BvLkJI7FuBwHyF9sbUKgBzPyG6ExfUioS9C785mbuvAg== X-Received: by 2002:a17:903:2392:b0:246:4077:4563 with SMTP id d9443c01a7336-28e7f310ee5mr70964875ad.34.1759372247040; Wed, 01 Oct 2025 19:30:47 -0700 (PDT) Received: from ?IPV6:2600:1700:e321:62f0:da43:aeff:fecc:bfd5? ([2600:1700:e321:62f0:da43:aeff:fecc:bfd5]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-28e8d038e4asm10398425ad.0.2025.10.01.19.30.45 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 01 Oct 2025 19:30:46 -0700 (PDT) Sender: Guenter Roeck Message-ID: Date: Wed, 1 Oct 2025 19:30:45 -0700 Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 2/4] dt-bindings: watchdog: factor out RZ/N1 watchdog To: Wolfram Sang , linux-renesas-soc@vger.kernel.org Cc: Biju Das , Lad Prabhakar , Wim Van Sebroeck , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Geert Uytterhoeven , Magnus Damm , linux-watchdog@vger.kernel.org, devicetree@vger.kernel.org References: <20250926112218.28723-1-wsa+renesas@sang-engineering.com> <20250926112218.28723-3-wsa+renesas@sang-engineering.com> Content-Language: en-US From: Guenter Roeck Autocrypt: addr=linux@roeck-us.net; keydata= xsFNBE6H1WcBEACu6jIcw5kZ5dGeJ7E7B2uweQR/4FGxH10/H1O1+ApmcQ9i87XdZQiB9cpN RYHA7RCEK2dh6dDccykQk3bC90xXMPg+O3R+C/SkwcnUak1UZaeK/SwQbq/t0tkMzYDRxfJ7 nyFiKxUehbNF3r9qlJgPqONwX5vJy4/GvDHdddSCxV41P/ejsZ8PykxyJs98UWhF54tGRWFl 7i1xvaDB9lN5WTLRKSO7wICuLiSz5WZHXMkyF4d+/O5ll7yz/o/JxK5vO/sduYDIlFTvBZDh gzaEtNf5tQjsjG4io8E0Yq0ViobLkS2RTNZT8ICq/Jmvl0SpbHRvYwa2DhNsK0YjHFQBB0FX IdhdUEzNefcNcYvqigJpdICoP2e4yJSyflHFO4dr0OrdnGLe1Zi/8Xo/2+M1dSSEt196rXaC kwu2KgIgmkRBb3cp2vIBBIIowU8W3qC1+w+RdMUrZxKGWJ3juwcgveJlzMpMZNyM1jobSXZ0 VHGMNJ3MwXlrEFPXaYJgibcg6brM6wGfX/LBvc/haWw4yO24lT5eitm4UBdIy9pKkKmHHh7s jfZJkB5fWKVdoCv/omy6UyH6ykLOPFugl+hVL2Prf8xrXuZe1CMS7ID9Lc8FaL1ROIN/W8Vk BIsJMaWOhks//7d92Uf3EArDlDShwR2+D+AMon8NULuLBHiEUQARAQABzTJHdWVudGVyIFJv ZWNrIChMaW51eCBhY2NvdW50KSA8bGludXhAcm9lY2stdXMubmV0PsLBgQQTAQIAKwIbAwYL CQgHAwIGFQgCCQoLBBYCAwECHgECF4ACGQEFAmgrMyQFCSbODQkACgkQyx8mb86fmYGcWRAA oRwrk7V8fULqnGGpBIjp7pvR187Yzx+lhMGUHuM5H56TFEqeVwCMLWB2x1YRolYbY4MEFlQg VUFcfeW0OknSr1s6wtrtQm0gdkolM8OcCL9ptTHOg1mmXa4YpW8QJiL0AVtbpE9BroeWGl9v 2TGILPm9mVp+GmMQgkNeCS7Jonq5f5pDUGumAMguWzMFEg+Imt9wr2YA7aGen7KPSqJeQPpj onPKhu7O/KJKkuC50ylxizHzmGx+IUSmOZxN950pZUFvVZH9CwhAAl+NYUtcF5ry/uSYG2U7 DCvpzqOryJRemKN63qt1bjF6cltsXwxjKOw6CvdjJYA3n6xCWLuJ6yk6CAy1Ukh545NhgBAs rGGVkl6TUBi0ixL3EF3RWLa9IMDcHN32r7OBhw6vbul8HqyTFZWY2ksTvlTl+qG3zV6AJuzT WdXmbcKN+TdhO5XlxVlbZoCm7ViBj1+PvIFQZCnLAhqSd/DJlhaq8fFXx1dCUPgQDcD+wo65 qulV/NijfU8bzFfEPgYP/3LP+BSAyFs33y/mdP8kbMxSCjnLEhimQMrSSo/To1Gxp5C97fw5 3m1CaMILGKCmfI1B8iA8zd8ib7t1Rg0qCwcAnvsM36SkrID32GfFbv873bNskJCHAISK3Xkz qo7IYZmjk/IJGbsiGzxUhvicwkgKE9r7a1rOwU0ETofVZwEQALlLbQeBDTDbwQYrj0gbx3bq 7kpKABxN2MqeuqGr02DpS9883d/t7ontxasXoEz2GTioevvRmllJlPQERVxM8gQoNg22twF7 pB/zsrIjxkE9heE4wYfN1AyzT+AxgYN6f8hVQ7Nrc9XgZZe+8IkuW/Nf64KzNJXnSH4u6nJM J2+Dt274YoFcXR1nG76Q259mKwzbCukKbd6piL+VsT/qBrLhZe9Ivbjq5WMdkQKnP7gYKCAi pNVJC4enWfivZsYupMd9qn7Uv/oCZDYoBTdMSBUblaLMwlcjnPpOYK5rfHvC4opxl+P/Vzyz 6WC2TLkPtKvYvXmdsI6rnEI4Uucg0Au/Ulg7aqqKhzGPIbVaL+U0Wk82nz6hz+WP2ggTrY1w ZlPlRt8WM9w6WfLf2j+PuGklj37m+KvaOEfLsF1v464dSpy1tQVHhhp8LFTxh/6RWkRIR2uF I4v3Xu/k5D0LhaZHpQ4C+xKsQxpTGuYh2tnRaRL14YMW1dlI3HfeB2gj7Yc8XdHh9vkpPyuT nY/ZsFbnvBtiw7GchKKri2gDhRb2QNNDyBnQn5mRFw7CyuFclAksOdV/sdpQnYlYcRQWOUGY HhQ5eqTRZjm9z+qQe/T0HQpmiPTqQcIaG/edgKVTUjITfA7AJMKLQHgp04Vylb+G6jocnQQX JqvvP09whbqrABEBAAHCwWUEGAECAA8CGwwFAmgrMyQFCSbODQkACgkQyx8mb86fmYHlgg/9 H5JeDmB4jsreE9Bn621wZk7NMzxy9STxiVKSh8Mq4pb+IDu1RU2iLyetCY1TiJlcxnE362kj njrfAdqyPteHM+LU59NtEbGwrfcXdQoh4XdMuPA5ADetPLma3YiRa3VsVkLwpnR7ilgwQw6u dycEaOxQ7LUXCs0JaGVVP25Z2hMkHBwx6BlW6EZLNgzGI2rswSZ7SKcsBd1IRHVf0miwIFYy j/UEfAFNW+tbtKPNn3xZTLs3quQN7GdYLh+J0XxITpBZaFOpwEKV+VS36pSLnNl0T5wm0E/y scPJ0OVY7ly5Vm1nnoH4licaU5Y1nSkFR/j2douI5P7Cj687WuNMC6CcFd6j72kRfxklOqXw zvy+2NEcXyziiLXp84130yxAKXfluax9sZhhrhKT6VrD45S6N3HxJpXQ/RY/EX35neH2/F7B RgSloce2+zWfpELyS1qRkCUTt1tlGV2p+y2BPfXzrHn2vxvbhEn1QpQ6t+85FKN8YEhJEygJ F0WaMvQMNrk9UAUziVcUkLU52NS9SXqpVg8vgrO0JKx97IXFPcNh0DWsSj/0Y8HO/RDkGXYn FDMj7fZSPKyPQPmEHg+W/KzxSSfdgWIHF2QaQ0b2q1wOSec4Rti52ohmNSY+KNIW/zODhugJ np3900V20aS7eD9K8GTU0TGC1pyz6IVJwIE= In-Reply-To: <20250926112218.28723-3-wsa+renesas@sang-engineering.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit On 9/26/25 04:22, Wolfram Sang wrote: > Renesas created different watchdog IPs but they are all handled in the > same binding documentation. This leads to a lot of conditional handling > which makes it unnecessarily hard to add new items. Factor out the RZ/N1 > watchdog to make handling easier. > > Signed-off-by: Wolfram Sang Reviewed-by: Guenter Roeck > --- > .../bindings/watchdog/renesas,rzn1-wdt.yaml | 49 +++++++++++++++++++ > .../bindings/watchdog/renesas,wdt.yaml | 6 --- > 2 files changed, 49 insertions(+), 6 deletions(-) > create mode 100644 Documentation/devicetree/bindings/watchdog/renesas,rzn1-wdt.yaml > > diff --git a/Documentation/devicetree/bindings/watchdog/renesas,rzn1-wdt.yaml b/Documentation/devicetree/bindings/watchdog/renesas,rzn1-wdt.yaml > new file mode 100644 > index 000000000000..01eab6cc1110 > --- /dev/null > +++ b/Documentation/devicetree/bindings/watchdog/renesas,rzn1-wdt.yaml > @@ -0,0 +1,49 @@ > +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) > +%YAML 1.2 > +--- > +$id: http://devicetree.org/schemas/watchdog/renesas,rzn1-wdt.yaml# > +$schema: http://devicetree.org/meta-schemas/core.yaml# > + > +title: Renesas RZ/N1 Watchdog Timer (WDT) Controller > + > +maintainers: > + - Wolfram Sang > + > +properties: > + compatible: > + items: > + - enum: > + - renesas,r9a06g032-wdt # RZ/N1D > + - const: renesas,rzn1-wdt # RZ/N1 > + > + reg: > + maxItems: 1 > + > + interrupts: > + maxItems: 1 > + > + clocks: > + maxItems: 1 > + > +required: > + - compatible > + - reg > + - interrupts > + - clocks > + > +allOf: > + - $ref: watchdog.yaml# > + > +additionalProperties: false > + > +examples: > + - | > + #include > + #include > + > + wdt0: watchdog@40008000 { > + compatible = "renesas,r9a06g032-wdt", "renesas,rzn1-wdt"; > + reg = <0x40008000 0x1000>; > + interrupts = ; > + clocks = <&sysctrl R9A06G032_CLK_WATCHDOG>; > + }; > diff --git a/Documentation/devicetree/bindings/watchdog/renesas,wdt.yaml b/Documentation/devicetree/bindings/watchdog/renesas,wdt.yaml > index 8a25e0c6271f..12ba07781763 100644 > --- a/Documentation/devicetree/bindings/watchdog/renesas,wdt.yaml > +++ b/Documentation/devicetree/bindings/watchdog/renesas,wdt.yaml > @@ -13,11 +13,6 @@ maintainers: > properties: > compatible: > oneOf: > - - items: > - - enum: > - - renesas,r9a06g032-wdt # RZ/N1D > - - const: renesas,rzn1-wdt # RZ/N1 > - > - items: > - enum: > - renesas,r9a07g043-wdt # RZ/G2UL and RZ/Five > @@ -134,7 +129,6 @@ allOf: > contains: > enum: > - renesas,r9a09g077-wdt > - - renesas,rzn1-wdt > then: > required: > - power-domains