From mboxrd@z Thu Jan 1 00:00:00 1970 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 21773C43458 for ; Tue, 30 Jun 2026 08:20:23 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: Content-Type:In-Reply-To:From:References:Cc:To:Subject:MIME-Version:Date: Message-ID:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=jDOG0Tq4hyMB1ii8a2ovGt8sulCuiTdXZrvvvjduVfU=; b=YayFJzvxleNwRisT309dKE7MPM 4yiUTSimuFy/U1Sj4j25A/Y/Td8S/ZGf9xRXWi+ztvhQfi454BmrADMsWsofikUSTTf/5jOPXOU31 rzqovkeHSiDuPYsQRN5gBp7A/wJPxNvNu7VkduJW3wFij+Z6PDVqxXcYCCiwADPutbvDXvlnRY92g O/b1Wf0IPFqbtMYgQrxxmL8oXbnaxMg6WOFFobnDeQu7vWamYtkbWIaXeleuY0tge8tF8UNRAr32I vHIafPx5Et/Kjor9/dbfM1nG6V5GtM+fTGTJBiq5ZWpPb07n0CxdlxqjHdQbn+M0ImYUtcOBMJs/F ihu27nFQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.99.1 #2 (Red Hat Linux)) id 1weThb-0000000GFe8-3V31; Tue, 30 Jun 2026 08:20:19 +0000 Received: from sea.source.kernel.org ([172.234.252.31]) by bombadil.infradead.org with esmtps (Exim 4.99.1 #2 (Red Hat Linux)) id 1weTha-0000000GFdx-0Vua for ath10k@lists.infradead.org; Tue, 30 Jun 2026 08:20:18 +0000 Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) by sea.source.kernel.org (Postfix) with ESMTP id 7D20B40706; Tue, 30 Jun 2026 08:20:17 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id EED7F1F000E9; Tue, 30 Jun 2026 08:20:05 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1782807617; bh=jDOG0Tq4hyMB1ii8a2ovGt8sulCuiTdXZrvvvjduVfU=; h=Date:Subject:To:Cc:References:From:In-Reply-To; b=XaZApvDbzo5Zw0xbTgPllyNQqSwBt2AfnIAlh6BbrCa7hkgryrOnbO0qQkTLVGEIZ AwXveDp/NkGxp9+kD9nCzvJuJqXR1MC2x0UqlxxQA72IU0Egsso7zJIid6DrgDYVMk 6TsQSBgXT/a7TBG8ab5ZOy3svbMnWMn46LKLE+c1awsMVX11i36Ukmf8Gdyu9GJICq q/Q6agA4KlA81UIlvt1PuVu5ogJTwH9mq7vyDTh5een+jbGEUQ2vOU2sk/nOMXc+Al Mry7TDbDWZJv/j9VtVjyRs4+dB1JsOerWl4f3i3IslDXRYLhhK0dM/PG/rLZFxoSZ3 VwOGyYZ7FEBhQ== Message-ID: Date: Tue, 30 Jun 2026 10:20:03 +0200 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v2 1/6] dt-bindings: net: bluetooth: Document Qualcomm IPQ5018 Bluetooth controller To: George Moussalem Cc: Jens Axboe , Ulf Hansson , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Johannes Berg , Jeff Johnson , Bartosz Golaszewski , Marcel Holtmann , Luiz Augusto von Dentz , Balakrishna Godavarthi , Rocky Liao , Saravana Kannan , Andrew Lunn , Heiner Kallweit , Russell King , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Simon Horman , Bjorn Andersson , Konrad Dybcio , Mathieu Poirier , Philipp Zabel , linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mmc@vger.kernel.org, devicetree@vger.kernel.org, linux-wireless@vger.kernel.org, ath10k@lists.infradead.org, linux-arm-msm@vger.kernel.org, linux-bluetooth@vger.kernel.org, netdev@vger.kernel.org, linux-remoteproc@vger.kernel.org References: <20260629-ipq5018-bluetooth-v2-0-02770f03b6bb@outlook.com> <20260629-ipq5018-bluetooth-v2-1-02770f03b6bb@outlook.com> <20260630-wondrous-lean-stoat-be0b9a@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 X-BeenThere: ath10k@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "ath10k" Errors-To: ath10k-bounces+ath10k=archiver.kernel.org@lists.infradead.org On 30/06/2026 09:55, George Moussalem wrote: > On 6/30/26 11:40, Krzysztof Kozlowski wrote: >> On 30/06/2026 09:31, George Moussalem wrote: >>> On 6/30/26 11:15, Krzysztof Kozlowski wrote: >>>> On Mon, Jun 29, 2026 at 05:01:44PM +0400, George Moussalem wrote: >>>>> +unevaluatedProperties: false >>>>> + >>>>> +examples: >>>>> + - | >>>>> + #include >>>>> + #include >>>>> + #include >>>>> + >>>>> + bluetooth { >>>> >>>> Don't send new versions while discussion is still going. I need to >>>> repeat my question - what bus does that sit on? >>>> >>>> Device nodes represent real devices. Real devices sit on a bus, usually. >>>> Do you have here a bus? >>> >>> I'm afraid I don't have a definitive answer. Again, my understanding >>> based on downstream code is that the 'controller' is basically a Cortex >>> M0 processor running Bluetooth firmware connected to an RF. Data >>> transport is over a shared memory carveout with APPS signaling the >>> controller through writes to an IPC mailbox register, while the >>> controller has an interrupt line back to signal APPS. >> >> So this looks like should be squashed into remoteproc node. There is no >> reason or no data to express it as two separate device nodes. > > In this version, I've squashed them into one already but as a Bluetooth > controller as that's what the 'processor' is dedicated to, also in line > with Bjorn's guidance to manage the lifecycle of this processor and all > other resources in one. Kindly let me know if this approach is satisfactory. > I read changelog twice and only then found it mentions squashing it. I suggest writing concise entries and drop all boiler plate like "As per further review comments". I just ignore such paragraphs. Best regards, Krzysztof