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 70D56CAC5B5 for ; Mon, 29 Sep 2025 00:52:25 +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=Djnb22vXs0nO5rPbjymOk32EmHdD+HDxTwWNm9+Bfns=; b=OaI9YdJmd/NJu3TegZl1Qc0Qfa cNnkd4JimiZ78iJECPBkv1v6U9EdssuIVIoHR+EbK41wPi4+nmltF1x/b4Kpx4b7hYm5PMhM3Y0KN 4CREjFCS0jH4BIQTBL9EieXJrXJap2DxSHrNxJ2SZJE8Da+8FhJnMyvk044+FORiTnjEnkqTiFzLu IY9aV75LQjUKyMISCcvahxgy4n8ImyMJsT/N+SvJPzXx6oZUybQahirnrL3Gmtae/7eYnCs8xBwwq ZlXGyYkyEBWQKaGkMYtLp20m/J0i4brLgWxPt4cDnO45VLL0bP9WaGvdN475UKYuwpu7R9n7vcIS7 N9Yo8IwA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1v327j-00000000tBF-20jA; Mon, 29 Sep 2025 00:52:15 +0000 Received: from mout-p-102.mailbox.org ([2001:67c:2050:0:465::102]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1v327g-00000000t8b-2Yi9 for linux-arm-kernel@lists.infradead.org; Mon, 29 Sep 2025 00:52:14 +0000 Received: from smtp2.mailbox.org (smtp2.mailbox.org [10.196.197.2]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by mout-p-102.mailbox.org (Postfix) with ESMTPS id 4cZjM51BFTz9sm2; Mon, 29 Sep 2025 02:52:01 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=mailbox.org; s=mail20150812; t=1759107121; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=Djnb22vXs0nO5rPbjymOk32EmHdD+HDxTwWNm9+Bfns=; b=TQlEZ+TpP5RCDXXFkZm8omA8mNSEamptg9t1ji7874wLDbDSnOwUQmzLS6d1uEqPUm547X C9/i75UD/4Rgk8z8Hg8zU7zzy5/UzAb2TtYPQCXi3u6XVooBmpOlEldYK6nFo+8JOcbCmZ IA8UX8et4qJzg4DrMAmstnMnjGfFcA91ueGLlIvVrdMe3YZKAKBKfBKPCVA0QG16u2wA47 GJHg9Rjn1dycE8tH7fk9dVIssucguMHaCSOorXR/f8gJomjVg4uBEfl4bRaA5s5n2Wg3sT ADrJxbIscWHmRtSXpRa7V/YYIV0g7Eg6ifjM2GrS2riYhGA4pTb1xFqGj8ABGQ== Message-ID: <8f4ed393-f94a-4abb-9cdd-60dd693f3ec6@mailbox.org> Date: Mon, 29 Sep 2025 02:23:01 +0200 MIME-Version: 1.0 Subject: Re: [PATCH v3 2/2] arm64: dts: imx95: Describe Mali G310 GPU To: Peng Fan Cc: linux-arm-kernel@lists.infradead.org, Boris Brezillon , Conor Dooley , David Airlie , Fabio Estevam , "Jiyu Yang (OSS)" , Krzysztof Kozlowski , Liviu Dudau , Maarten Lankhorst , Maxime Ripard , Pengutronix Kernel Team , Philipp Zabel , Rob Herring , Sascha Hauer , Sebastian Reichel , Shawn Guo , Simona Vetter , Steven Price , Thomas Zimmermann , Xianzhong Li , devicetree@vger.kernel.org, dri-devel@lists.freedesktop.org, imx@lists.linux.dev References: <20250925203938.169880-1-marek.vasut@mailbox.org> <20250925203938.169880-2-marek.vasut@mailbox.org> <20250926055701.GC8204@nxa18884-linux.ap.freescale.net> Content-Language: en-US From: Marek Vasut In-Reply-To: <20250926055701.GC8204@nxa18884-linux.ap.freescale.net> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-MBO-RS-ID: 24eeff4a72bf94b4f8a X-MBO-RS-META: kgs4shqh8jgam9h18x7hnwfqw7yfhu9n X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250928_175212_801689_B4880C46 X-CRM114-Status: GOOD ( 10.59 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On 9/26/25 7:57 AM, Peng Fan wrote: Hello Peng, > On Thu, Sep 25, 2025 at 10:38:31PM +0200, Marek Vasut wrote: >> The instance of the GPU populated in i.MX95 is the G310, describe this >> GPU in the DT. Include dummy GPU voltage regulator and OPP tables. >> >> >> + gpu: gpu@4d900000 { >> + compatible = "nxp,imx95-mali", "arm,mali-valhall-csf"; >> + reg = <0 0x4d900000 0 0x480000>; >> + clocks = <&scmi_clk IMX95_CLK_GPU>, <&scmi_clk IMX95_CLK_GPUAPB>; >> + clock-names = "core", "coregroup"; >> + interrupts = , >> + , >> + ; >> + interrupt-names = "job", "mmu", "gpu"; >> + mali-supply = <&gpu_fixed_reg>; >> + operating-points-v2 = <&gpu_opp_table>; >> + power-domains = <&scmi_devpd IMX95_PD_GPU>; >> + #cooling-cells = <2>; >> + dynamic-power-coefficient = <1013>; > > Sorry for my ignorance, would you please share how to get the value? Copy-pasted from NXP downstream kernel fork DT bindings, see: https://github.com/nxp-imx/linux-imx.git 11495de7c24a ("MGS-7621-4 dts: gpu: update devfreq para")