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 X-Spam-Level: X-Spam-Status: No, score=-8.8 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id A39BEC282C4 for ; Mon, 4 Feb 2019 16:15:59 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 718E020815 for ; Mon, 4 Feb 2019 16:15:59 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="key not found in DNS" (0-bit key) header.d=codeaurora.org header.i=@codeaurora.org header.b="LqVJrLdm"; dkim=fail reason="key not found in DNS" (0-bit key) header.d=codeaurora.org header.i=@codeaurora.org header.b="LqVJrLdm" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731724AbfBDQP6 (ORCPT ); Mon, 4 Feb 2019 11:15:58 -0500 Received: from smtp.codeaurora.org ([198.145.29.96]:49676 "EHLO smtp.codeaurora.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1731142AbfBDQPy (ORCPT ); Mon, 4 Feb 2019 11:15:54 -0500 Received: by smtp.codeaurora.org (Postfix, from userid 1000) id 7A78160989; Mon, 4 Feb 2019 16:15:53 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=codeaurora.org; s=default; t=1549296953; bh=vSlgeuTJ23KCkhROMEb+w831WwNffRz4kmTKqBSB3j8=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=LqVJrLdmMiqc58R8jggyoTNKZBeQwmskq+DDr0gLXBz79ur2eJDjCDi4kwBvjQ0Qz o7xz54Fm5svss6WJi2fLvOu3D2ZW+mXzCkS1+pzVy9gHwCnY+6hNpCQcZDffj0HX9K jsjCBQs02MJEzKtAN+JNT0oYRrdFV/4IstXic67c= Received: from jcrouse1-lnx.qualcomm.com (i-global254.qualcomm.com [199.106.103.254]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-SHA256 (128/128 bits)) (No client certificate requested) (Authenticated sender: jcrouse@smtp.codeaurora.org) by smtp.codeaurora.org (Postfix) with ESMTPSA id 3A9B360918; Mon, 4 Feb 2019 16:15:52 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=codeaurora.org; s=default; t=1549296953; bh=vSlgeuTJ23KCkhROMEb+w831WwNffRz4kmTKqBSB3j8=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=LqVJrLdmMiqc58R8jggyoTNKZBeQwmskq+DDr0gLXBz79ur2eJDjCDi4kwBvjQ0Qz o7xz54Fm5svss6WJi2fLvOu3D2ZW+mXzCkS1+pzVy9gHwCnY+6hNpCQcZDffj0HX9K jsjCBQs02MJEzKtAN+JNT0oYRrdFV/4IstXic67c= DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org 3A9B360918 Authentication-Results: pdx-caf-mail.web.codeaurora.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: pdx-caf-mail.web.codeaurora.org; spf=none smtp.mailfrom=jcrouse@codeaurora.org From: Jordan Crouse To: freedreno@lists.freedesktop.org Cc: linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, Rob Herring , Rob Clark , David Airlie , Mark Rutland , Daniel Vetter Subject: [PATCH v1 2/6] dt-bindings: drm/msm/a6xx: Add GX power-domain for GMU bindings Date: Mon, 4 Feb 2019 09:15:40 -0700 Message-Id: <1549296944-17285-3-git-send-email-jcrouse@codeaurora.org> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1549296944-17285-1-git-send-email-jcrouse@codeaurora.org> References: <1549296944-17285-1-git-send-email-jcrouse@codeaurora.org> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The GMU should have two power domains defined: "cx" and "gx". "cx" is the actual power domain for the device and "gx" will be attached at runtime to manage reference counting on the GPU device in case of a GMU crash. Signed-off-by: Jordan Crouse --- Documentation/devicetree/bindings/display/msm/gmu.txt | 10 ++++++++-- 1 file changed, 8 insertions(+), 2 deletions(-) diff --git a/Documentation/devicetree/bindings/display/msm/gmu.txt b/Documentation/devicetree/bindings/display/msm/gmu.txt index 3439b38..90af5b0 100644 --- a/Documentation/devicetree/bindings/display/msm/gmu.txt +++ b/Documentation/devicetree/bindings/display/msm/gmu.txt @@ -24,7 +24,10 @@ Required properties: * "cxo" * "axi" * "mnoc" -- power-domains: should be <&clock_gpucc GPU_CX_GDSC> +- power-domains: should be: + <&clock_gpucc GPU_CX_GDSC> + <&clock_gpucc GPU_GX_GDSC> +- power-domain-names: Matching names for the power domains - iommus: phandle to the adreno iommu - operating-points-v2: phandle to the OPP operating points @@ -51,7 +54,10 @@ Example: <&gcc GCC_GPU_MEMNOC_GFX_CLK>; clock-names = "gmu", "cxo", "axi", "memnoc"; - power-domains = <&gpucc GPU_CX_GDSC>; + power-domains = <&gpucc GPU_CX_GDSC>, + <&gpucc GPU_GX_GDSC>; + power-domain-names = "cx", "gx"; + iommus = <&adreno_smmu 5>; operating-points-v2 = <&gmu_opp_table>; -- 2.7.4