[{"id":3672815,"web_url":"http://patchwork.ozlabs.org/comment/3672815/","msgid":"","list_archive_url":null,"date":"2026-04-02T16:46:55","subject":"Re: [PATCH 1/2] dt-bindings: gpio: Add eio gpio node to gpio-zynq","submitter":{"id":68952,"url":"http://patchwork.ozlabs.org/api/people/68952/","name":"Krzysztof Kozlowski","email":"krzk@kernel.org"},"content":"On 02/04/2026 18:38, Shubhrajyoti Datta wrote:\n> Add the EIO gpio node to the device tree.\n\nWhat is EIO? A name of new SoC? Or you forgot to include the SoC here?\n\n\n> The EIO GPIO block exposes only bank 0 and bank 1 to\n> multiplexed I/O pins, providing a fixed total of 52 GPIO lines\n> (2 banks × 26 pins). Enforce this hardware constraint by requiring\n> exactly 52 entries in gpio-line-names for the EIO variant.\n\nDon't describe the syntax. We can read the diff.\n\n> \n> Signed-off-by: Shubhrajyoti Datta \n> ---\n> \n> .../devicetree/bindings/gpio/gpio-zynq.yaml | 14 +++++++++++++-\n> 1 file changed, 13 insertions(+), 1 deletion(-)\n> \n> diff --git a/Documentation/devicetree/bindings/gpio/gpio-zynq.yaml b/Documentation/devicetree/bindings/gpio/gpio-zynq.yaml\n> index 5e2496379a3c..b8dd279753a5 100644\n> --- a/Documentation/devicetree/bindings/gpio/gpio-zynq.yaml\n> +++ b/Documentation/devicetree/bindings/gpio/gpio-zynq.yaml\n> @@ -16,6 +16,7 @@ properties:\n> - xlnx,zynqmp-gpio-1.0\n> - xlnx,versal-gpio-1.0\n> - xlnx,pmc-gpio-1.0\n> + - xlnx,eio-gpio-1.0\n\nPlease keep some sane ordering.\n\n> \nBest regards,\nKrzysztof","headers":{"Return-Path":"\n ","X-Original-To":["incoming@patchwork.ozlabs.org","linux-gpio@vger.kernel.org"],"Delivered-To":"patchwork-incoming@legolas.ozlabs.org","Authentication-Results":["legolas.ozlabs.org;\n\tdkim=pass (2048-bit key;\n unprotected) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256\n header.s=k20201202 header.b=i9m/0DOo;\n\tdkim-atps=neutral","legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org\n (client-ip=2600:3c15:e001:75::12fc:5321; helo=sin.lore.kernel.org;\n envelope-from=linux-gpio+bounces-34604-incoming=patchwork.ozlabs.org@vger.kernel.org;\n receiver=patchwork.ozlabs.org)","smtp.subspace.kernel.org;\n\tdkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org\n header.b=\"i9m/0DOo\"","smtp.subspace.kernel.org;\n arc=none smtp.client-ip=10.30.226.201"],"Received":["from sin.lore.kernel.org (sin.lore.kernel.org\n [IPv6:2600:3c15:e001:75::12fc:5321])\n\t(using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)\n\t key-exchange x25519)\n\t(No client certificate requested)\n\tby legolas.ozlabs.org (Postfix) with ESMTPS id 4fmp7n2fq5z1yCs\n\tfor ; Fri, 03 Apr 2026 04:02:45 +1100 (AEDT)","from smtp.subspace.kernel.org (conduit.subspace.kernel.org\n [100.90.174.1])\n\tby sin.lore.kernel.org (Postfix) with ESMTP id 23F5230BC62B\n\tfor ; Thu, 2 Apr 2026 16:47:11 +0000 (UTC)","from localhost.localdomain (localhost.localdomain [127.0.0.1])\n\tby smtp.subspace.kernel.org (Postfix) with ESMTP id 895533F2117;\n\tThu, 2 Apr 2026 16:47:02 +0000 (UTC)","from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org\n [10.30.226.201])\n\t(using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits))\n\t(No client certificate requested)\n\tby smtp.subspace.kernel.org (Postfix) with ESMTPS id 2C8373DEFE5;\n\tThu, 2 Apr 2026 16:47:01 +0000 (UTC)","by smtp.kernel.org (Postfix) with ESMTPSA id 63811C116C6;\n\tThu, 2 Apr 2026 16:46:57 +0000 (UTC)"],"ARC-Seal":"i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116;\n\tt=1775148421; cv=none;\n b=YsHuZ7e+jPQ/gM7Kjwk9alHFAePYZFbXnbaXDBV8GtHf6roRVXAHEvsShUksvksFyq1I382bi79o6nXX+rvhcPpMPZspiP5L/8bXkbgyjrVumN8NgRa78zuNQG727GpMp9ia8BurlqvLN+DqJDoP+K99t55eydATLac8r/wmGIM=","ARC-Message-Signature":"i=1; a=rsa-sha256; d=subspace.kernel.org;\n\ts=arc-20240116; t=1775148421; c=relaxed/simple;\n\tbh=UpyTZvsrNFPO7jT8ElQYdz5fqtSAp+1zLFSLOMxOW8g=;\n\th=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From:\n\t In-Reply-To:Content-Type;\n b=bTjgppr5z4RDbcMzawXEIz9j3V7KCtoNjlGkhM6/ALGyDis6hHX7YCY4DPWT6/ZoKfETjhNYJCpsCH7wRW+26nVB9NafHclUPzlZOr0cTa9bsZiBsEZZdPe5qOzqoN8XqlS5dkGXxTHL4FLw0lhgGaRdLNk2tvvMVhu5qFuBt2c=","ARC-Authentication-Results":"i=1; smtp.subspace.kernel.org;\n dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org\n header.b=i9m/0DOo; arc=none smtp.client-ip=10.30.226.201","DKIM-Signature":"v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org;\n\ts=k20201202; t=1775148420;\n\tbh=UpyTZvsrNFPO7jT8ElQYdz5fqtSAp+1zLFSLOMxOW8g=;\n\th=Date:Subject:To:Cc:References:From:In-Reply-To:From;\n\tb=i9m/0DOowecA/DBfprXutBPV5k0FDftcOAe55GtrJqeCWssoBQPlBWmfwFH47cTJO\n\t nEYu6cjrY0QL9BBa/wXKyxIfd5qdTzjMEZRuk9AAk0ZlTTiEUfEKqTfN9EpsbvojAd\n\t k7/SqzJcaQ7S2Ztw3aIjgF6kCPw8cosE9+JrymhjXvYrI87sz+ir3ZHWX2kaea/P3G\n\t lynnvaYjj/0cYDKM/f+wn5no0//E26tjJknt8pPU3IZYgMnCljiHZT3FTPmPmZ8fWf\n\t ij5Zm8ZgAvJuGtYNuazcp8sZTsK8GkifaJzTC8e9Hj+5hslFQjhYyRkI8uM7qwGS0I\n\t xHTyQ3Q7B2q4g==","Message-ID":"","Date":"Thu, 2 Apr 2026 18:46:55 +0200","Precedence":"bulk","X-Mailing-List":"linux-gpio@vger.kernel.org","List-Id":"","List-Subscribe":"","List-Unsubscribe":"","MIME-Version":"1.0","User-Agent":"Mozilla Thunderbird","Subject":"Re: [PATCH 1/2] dt-bindings: gpio: Add eio gpio node to gpio-zynq","To":"Shubhrajyoti Datta ,\n linux-kernel@vger.kernel.org","Cc":"git@amd.com, shubhrajyoti.datta@gmail.com,\n Srinivas Neeli , Michal Simek\n , Linus Walleij ,\n Bartosz Golaszewski , Rob Herring ,\n Krzysztof Kozlowski , Conor Dooley\n , linux-gpio@vger.kernel.org,\n devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org","References":"<20260402163840.938417-1-shubhrajyoti.datta@amd.com>\n <20260402163840.938417-2-shubhrajyoti.datta@amd.com>","From":"Krzysztof Kozlowski ","Content-Language":"en-US","Autocrypt":"addr=krzk@kernel.org; keydata=\n xsFNBFVDQq4BEAC6KeLOfFsAvFMBsrCrJ2bCalhPv5+KQF2PS2+iwZI8BpRZoV+Bd5kWvN79\n cFgcqTTuNHjAvxtUG8pQgGTHAObYs6xeYJtjUH0ZX6ndJ33FJYf5V3yXqqjcZ30FgHzJCFUu\n JMp7PSyMPzpUXfU12yfcRYVEMQrmplNZssmYhiTeVicuOOypWugZKVLGNm0IweVCaZ/DJDIH\n gNbpvVwjcKYrx85m9cBVEBUGaQP6AT7qlVCkrf50v8bofSIyVa2xmubbAwwFA1oxoOusjPIE\n J3iadrwpFvsZjF5uHAKS+7wHLoW9hVzOnLbX6ajk5Hf8Pb1m+VH/E8bPBNNYKkfTtypTDUCj\n NYcd27tjnXfG+SDs/EXNUAIRefCyvaRG7oRYF3Ec+2RgQDRnmmjCjoQNbFrJvJkFHlPeHaeS\n BosGY+XWKydnmsfY7SSnjAzLUGAFhLd/XDVpb1Een2XucPpKvt9ORF+48gy12FA5GduRLhQU\n vK4tU7ojoem/G23PcowM1CwPurC8sAVsQb9KmwTGh7rVz3ks3w/zfGBy3+WmLg++C2Wct6nM\n Pd8/6CBVjEWqD06/RjI2AnjIq5fSEH/BIfXXfC68nMp9BZoy3So4ZsbOlBmtAPvMYX6U8VwD\n TNeBxJu5Ex0Izf1NV9CzC3nNaFUYOY8KfN01X5SExAoVTr09ewARAQABzSVLcnp5c3p0b2Yg\n S296bG93c2tpIDxrcnprQGtlcm5lbC5vcmc+wsGVBBMBCgA/AhsDBgsJCAcDAgYVCAIJCgsE\n FgIDAQIeAQIXgBYhBJvQfg4MUfjVlne3VBuTQ307QWKbBQJoF1BKBQkWlnSaAAoJEBuTQ307\n QWKbHukP/3t4tRp/bvDnxJfmNdNVn0gv9ep3L39IntPalBFwRKytqeQkzAju0whYWg+R/rwp\n +r2I1Fzwt7+PTjsnMFlh1AZxGDmP5MFkzVsMnfX1lGiXhYSOMP97XL6R1QSXxaWOpGNCDaUl\n ajorB0lJDcC0q3xAdwzRConxYVhlgmTrRiD8oLlSCD5baEAt5Zw17UTNDnDGmZQKR0fqLpWy\n 786Lm5OScb7DjEgcA2PRm17st4UQ1kF0rQHokVaotxRM74PPDB8bCsunlghJl1DRK9s1aSuN\n hL1Pv9VD8b4dFNvCo7b4hfAANPU67W40AaaGZ3UAfmw+1MYyo4QuAZGKzaP2ukbdCD/DYnqi\n tJy88XqWtyb4UQWKNoQqGKzlYXdKsldYqrLHGoMvj1UN9XcRtXHST/IaLn72o7j7/h/Ac5EL\n 8lSUVIG4TYn59NyxxAXa07Wi6zjVL1U11fTnFmE29ALYQEXKBI3KUO1A3p4sQWzU7uRmbuxn\n naUmm8RbpMcOfa9JjlXCLmQ5IP7Rr5tYZUCkZz08LIfF8UMXwH7OOEX87Y++EkAB+pzKZNNd\n hwoXulTAgjSy+OiaLtuCys9VdXLZ3Zy314azaCU3BoWgaMV0eAW/+gprWMXQM1lrlzvwlD/k\n whyy9wGf0AEPpLssLVt9VVxNjo6BIkt6d1pMg6mHsUEVzsFNBFVDXDQBEADNkrQYSREUL4D3\n Gws46JEoZ9HEQOKtkrwjrzlw/tCmqVzERRPvz2Xg8n7+HRCrgqnodIYoUh5WsU84N03KlLue\n MNsWLJBvBaubYN4JuJIdRr4dS4oyF1/fQAQPHh8Thpiz0SAZFx6iWKB7Qrz3OrGCjTPcW6ei\n OMheesVS5hxietSmlin+SilmIAPZHx7n242u6kdHOh+/SyLImKn/dh9RzatVpUKbv34eP1wA\n GldWsRxbf3WP9pFNObSzI/Bo3kA89Xx2rO2roC+Gq4LeHvo7ptzcLcrqaHUAcZ3CgFG88CnA\n 6z6lBZn0WyewEcPOPdcUB2Q7D/NiUY+HDiV99rAYPJztjeTrBSTnHeSBPb+qn5ZZGQwIdUW9\n YegxWKvXXHTwB5eMzo/RB6vffwqcnHDoe0q7VgzRRZJwpi6aMIXLfeWZ5Wrwaw2zldFuO4Dt\n 91pFzBSOIpeMtfgb/Pfe/a1WJ/GgaIRIBE+NUqckM+3zJHGmVPqJP/h2Iwv6nw8U+7Yyl6gU\n BLHFTg2hYnLFJI4Xjg+AX1hHFVKmvl3VBHIsBv0oDcsQWXqY+NaFahT0lRPjYtrTa1v3tem/\n JoFzZ4B0p27K+qQCF2R96hVvuEyjzBmdq2esyE6zIqftdo4MOJho8uctOiWbwNNq2U9pPWmu\n 4vXVFBYIGmpyNPYzRm0QPwARAQABwsF8BBgBCgAmAhsMFiEEm9B+DgxR+NWWd7dUG5NDfTtB\n YpsFAmgXUF8FCRaWWyoACgkQG5NDfTtBYptO0w//dlXJs5/42hAXKsk+PDg3wyEFb4NpyA1v\n qmx7SfAzk9Hf6lWwU1O6AbqNMbh6PjEwadKUk1m04S7EjdQLsj/MBSgoQtCT3MDmWUUtHZd5\n RYIPnPq3WVB47GtuO6/u375tsxhtf7vt95QSYJwCB+ZUgo4T+FV4hquZ4AsRkbgavtIzQisg\n Dgv76tnEv3YHV8Jn9mi/Bu0FURF+5kpdMfgo1sq6RXNQ//TVf8yFgRtTUdXxW/qHjlYURrm2\n H4kutobVEIxiyu6m05q3e9eZB/TaMMNVORx+1kM3j7f0rwtEYUFzY1ygQfpcMDPl7pRYoJjB\n dSsm0ZuzDaCwaxg2t8hqQJBzJCezTOIkjHUsWAK+tEbU4Z4SnNpCyM3fBqsgYdJxjyC/tWVT\n AQ18NRLtPw7tK1rdcwCl0GFQHwSwk5pDpz1NH40e6lU+NcXSeiqkDDRkHlftKPV/dV+lQXiu\n jWt87ecuHlpL3uuQ0ZZNWqHgZoQLXoqC2ZV5KrtKWb/jyiFX/sxSrodALf0zf+tfHv0FZWT2\n zHjUqd0t4njD/UOsuIMOQn4Ig0SdivYPfZukb5cdasKJukG1NOpbW7yRNivaCnfZz6dTawXw\n XRIV/KDsHQiyVxKvN73bThKhONkcX2LWuD928tAR6XMM2G5ovxLe09vuOzzfTWQDsm++9UKF a/A=","In-Reply-To":"<20260402163840.938417-2-shubhrajyoti.datta@amd.com>","Content-Type":"text/plain; charset=UTF-8","Content-Transfer-Encoding":"8bit"}}]