From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.remote-ip=100.103.45.18 ARC-Seal: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; cv=none; t=1793210653; b=2ebDM5W7qdmNsTjvuIbGZ1gy0Yl7vbw4+vUpv3WRr407CYvDgFUyYhgostnt7kOalvr2 kOFXDFSdRLR2CVl+U8Qp4i8ameVWWR7SKtYtpqjbtEseCn2FLM127QTog0cP5Eh2dnqco +MefYmKqkCIMHiXk92Cw5Glb8DuaFzTVO2zvl6KnRCDrQbxfdwqDH7LHV1O1S8BwSN/0G vXWg8Z6PNTVnzimY+vA+qmRJT5/6GXAMIDsw6n9C0Yac2kZ8MK1qZ/6vIARIWLSDfPWS0 9ZXEmNnERKcTejGaYKh7HdwHdbD18ZPkBMdMpRJnGhHnWVk9UbZ4Q5IC8WRB3H7/9kg== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1793210653; h=Received:DKIM-Signature:Message-ID:Date:MIME-Version:User-Agent: Subject:To:Cc:References:From:Content-Language:Autocrypt:In-Reply-To: Content-Type:Content-Transfer-Encoding; bh=IEcR6csv+GD6Loykfvb6QXrxb41fqL5AqQSNpEHC0SA=; b=axDBqxouk/RQg4/N98b4EG37o3Jbh45BStBv9FQUD6we9BO6qzViJJQKFWK/VsEctxrM yexuRXDuVtFHdborIFMwxB4MVtpa4dDFaMycPjsiig1LBoxTHGhTra/twcyeQQvQD5UQU Qn8MuzFZMlaKiPUthIpjBwfHo7LDmBi3g1kX7o4NZohMIvQSYjJkVVUDNs1HFnW/uCRIM rfawws0MFxfKYgQZ4nFU9BaRYgOQzUvOq85+6eHPrRfYKwIHl4gXmMzwZfhJxFOvlV9v8 pjEnTp6vCR9xILCAoY54uk4hWaPfIfq/Zjg7PlBNl1b5ZSOLZ03/jgxgD5vvMKVN/BA== ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=S3tw3e+F; arc=none smtp.remote-ip=100.103.45.18 Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (prime256v1)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 08AFE606A31E; Wed, 28 Oct 2026 18:04:12 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key, unprotected) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=S3tw3e+F Received: by smtp.kernel.org (Postfix) with ESMTPSA id 109E01F01828; Wed, 28 Oct 2026 18:04:08 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1793210652; bh=IEcR6csv+GD6Loykfvb6QXrxb41fqL5AqQSNpEHC0SA=; h=Date:Subject:To:Cc:References:From:In-Reply-To; b=S3tw3e+F/XRCnU3B/USOk+IsCGaMHI9ZPiavFUhulwwLpuJUDiSRp0Vh0fnSkFbF1 BUDzcaplG3zYZExpPt2w8N0EL9LvWZH+BHk15c9K9DP/YrjfV32rg1ATiBAWThk7ic MvtuvlvqML7rIwxuItj5F8x2dfEBE504m22Yar5z8dp70ZDYB0kjI231sdCPB6A4Mm F8fRN2UiAvED4jA8fnsyafhwK+qbT5Y1IYhRtmNHX/JQNbu+SOks1DdOlFEdL3bNLp 6W6eX5cj6Gui34aPFdp08tMruyqiXK2G8W46BSsqDWKua6yJ7OSRrfw5wul1jXUOy8 Lp7AKkMR3Dkjg== Message-ID: Date: Wed, 28 Oct 2026 19:04:06 +0100 X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH] dt-bindings: thermal: Drop thermal zone node name length limit To: Daniel Lezcano Cc: robh@kernel.org, krzk+dt@kernel.org, Manaf Meethalavalappu Pallikunhi , "Rafael J. Wysocki" , Daniel Lezcano , Zhang Rui , Lukasz Luba , Conor Dooley , "open list:THERMAL" , "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" , open list References: <20261026094956.2323036-1-daniel.lezcano@oss.qualcomm.com> <20261028-worthy-prudent-cuckoo-d5ed97@quoll> From: Krzysztof Kozlowski Content-Language: en-US Autocrypt: addr=krzk@kernel.org; keydata= xsFNBFVDQq4BEAC6KeLOfFsAvFMBsrCrJ2bCalhPv5+KQF2PS2+iwZI8BpRZoV+Bd5kWvN79 cFgcqTTuNHjAvxtUG8pQgGTHAObYs6xeYJtjUH0ZX6ndJ33FJYf5V3yXqqjcZ30FgHzJCFUu JMp7PSyMPzpUXfU12yfcRYVEMQrmplNZssmYhiTeVicuOOypWugZKVLGNm0IweVCaZ/DJDIH gNbpvVwjcKYrx85m9cBVEBUGaQP6AT7qlVCkrf50v8bofSIyVa2xmubbAwwFA1oxoOusjPIE J3iadrwpFvsZjF5uHAKS+7wHLoW9hVzOnLbX6ajk5Hf8Pb1m+VH/E8bPBNNYKkfTtypTDUCj NYcd27tjnXfG+SDs/EXNUAIRefCyvaRG7oRYF3Ec+2RgQDRnmmjCjoQNbFrJvJkFHlPeHaeS BosGY+XWKydnmsfY7SSnjAzLUGAFhLd/XDVpb1Een2XucPpKvt9ORF+48gy12FA5GduRLhQU vK4tU7ojoem/G23PcowM1CwPurC8sAVsQb9KmwTGh7rVz3ks3w/zfGBy3+WmLg++C2Wct6nM Pd8/6CBVjEWqD06/RjI2AnjIq5fSEH/BIfXXfC68nMp9BZoy3So4ZsbOlBmtAPvMYX6U8VwD TNeBxJu5Ex0Izf1NV9CzC3nNaFUYOY8KfN01X5SExAoVTr09ewARAQABzSVLcnp5c3p0b2Yg S296bG93c2tpIDxrcnprQGtlcm5lbC5vcmc+wsGPBBMBCgA5AhsDBgsJCAcDAgYVCAIJCgsE FgIDAQIeAQIXgBYhBJvQfg4MUfjVlne3VBuTQ307QWKbBQJp2mE8AAoJEBuTQ307QWKbeaIP /ihHTkTW4KsN/DQ945JJbyu5tI0J80Wue7QyyLPglyKfhgb5cLLNPpOC8cCIJsc7+W3i2P38 s2c1cOH6CYGE7E9ur3Vfme8NW2S2I/Z8VC7bZnzyS23wT17LrsdS/qCpx4o8U+pt/xdXDKph EGRYrIEmMpUWvyYzyYKGIe25FtaayIIKpq8eZYyFcp2f/sG5IkOW5uZzHPMPdcm87jU7fyuQ rAU2vx9r+ulUfQ/q9Z2roC/ode3l7t2pN7BCBCsUDp6JCrUyZrtT1e7EbA0ZRP3aOBNk2P2E DQOgJGjGdO5Yx2Y9LFtltu6JbsBJHi1syGRX3AtQYOMc4Y1WGoeZJmMlvKj2ZqqXNkcWi2DS IQEWB0uW6CqFsBBIMGDa+6OzdaVO/uAVXWDWml02Men3CILdI1MbVjoh8ECqYUY7OQ+JJvNN vnliuq5WM3Ghd3jg/LZZrxXjdIginRHFQCjIJYLKpLZWm1/iDFedcfzqRNYmTtqscdCNHW41 oT3Z7BmO9xwdjuwBS6nmS6JJwkbf5Ot2QR4pB/DRU7ZwjT1qHe+9r9gF32wXVQatHNGK/VVu sfwOnkdxCWkp/qb2gdQRmZh+SedStWshigH6sNfuHBloF/q+hjMRc8b2m326OZdrbSHwY1Sz vti8Hn7n8NjdHO9LKB7BIdjkA9DA5WsqOuVCzsFNBFVDXDQBEADNkrQYSREUL4D3Gws46JEo Z9HEQOKtkrwjrzlw/tCmqVzERRPvz2Xg8n7+HRCrgqnodIYoUh5WsU84N03KlLueMNsWLJBv BaubYN4JuJIdRr4dS4oyF1/fQAQPHh8Thpiz0SAZFx6iWKB7Qrz3OrGCjTPcW6eiOMheesVS 5hxietSmlin+SilmIAPZHx7n242u6kdHOh+/SyLImKn/dh9RzatVpUKbv34eP1wAGldWsRxb f3WP9pFNObSzI/Bo3kA89Xx2rO2roC+Gq4LeHvo7ptzcLcrqaHUAcZ3CgFG88CnA6z6lBZn0 WyewEcPOPdcUB2Q7D/NiUY+HDiV99rAYPJztjeTrBSTnHeSBPb+qn5ZZGQwIdUW9YegxWKvX XHTwB5eMzo/RB6vffwqcnHDoe0q7VgzRRZJwpi6aMIXLfeWZ5Wrwaw2zldFuO4Dt91pFzBSO IpeMtfgb/Pfe/a1WJ/GgaIRIBE+NUqckM+3zJHGmVPqJP/h2Iwv6nw8U+7Yyl6gUBLHFTg2h YnLFJI4Xjg+AX1hHFVKmvl3VBHIsBv0oDcsQWXqY+NaFahT0lRPjYtrTa1v3tem/JoFzZ4B0 p27K+qQCF2R96hVvuEyjzBmdq2esyE6zIqftdo4MOJho8uctOiWbwNNq2U9pPWmu4vXVFBYI GmpyNPYzRm0QPwARAQABwsF2BBgBCgAgAhsMFiEEm9B+DgxR+NWWd7dUG5NDfTtBYpsFAmna YUkACgkQG5NDfTtBYptX+BAApg32CkxwNucNEi8WfWA8oKkW0y8YDuY6ORMo9FWNGiT/OTy0 vyJrLocrpn86zwfjVp+eCrssPYh8eqJfnWqmYv6ACQtHPYzPZQ3mSo8H97Z01oUxITzCxpXm ZkLgPIqtDPcC2E3dPM/fVxcyowM8XsaMA9wcsaUYrta8toOq2b9tKcjleKMfMrm0gQ9u7wUc QbLkwj6TCLOwucb07GXzLTNF9PZmaDUpKAZjMjmrW+le+SFvQbhamx0rxLWPR0NWntXpbCn+ +ACch03p/JyTBVktxFsFyCt7pTPE1kEaeuXBTe/a2D9iQvRxRW19LvuO2e59/u1wYUiH/orz wbIC2S4dBsPAPihL3ztOU1yE86GPyQtSE0kU+/7snnLt4QGi6PChf3t5gnNjAzjUUovO8rgI c+5yN5heq5loYHgK6OQ9OlHzsPHO9e9MOQcKlFycs1pyijFGzDwdNUm/SchK8iWT2QApTx4A K9bCVaboTA2T77QYkRcRJYSsO1alGX0ome/hMLD1daXlkrNUp1HWa3K4iytLRXjCSIorWiGs n+q3krnpXu3TFkA8qtOFZMdnIiFuiq1yLT8hptsV5xh1TA2nsVvSYiaCr3q4s4BKjS/KrLDb qoxzw8ISjdUp4pA85vb6YLCmb39NgidD+7PmAr65lBNveIFynTgsja1rRQ4= In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit On 28/10/2026 17:07, Daniel Lezcano wrote: > On 10/28/26 14:00, Krzysztof Kozlowski wrote: >> On Mon, Oct 26, 2026 at 10:49:56AM +0100, Daniel Lezcano wrote: >>> Device Tree bindings describe hardware and must remain OS-agnostic. >> >> DTS describes hardware. Bindings describe the ABI between hardware and >> software, so if SW requires something regarding the DTS, should be >> placed in the binding as well, IMO. > That's odd, if the Linux kernel changes the thermal zone name length to > something else, then that impacts the bindings, no ? > > I don't see a good reason why the node name must be limited by Linux. I provided the reason. Why aren't we/you removing all the device subnode namings coming from of_get_child_by_name() usage? That's purely a Linux requirement, no? Best regards, Krzysztof