From patchwork Fri Mar 6 04:13:42 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Nicolas Boichat X-Patchwork-Id: 203772 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=-9.9 required=3.0 tests=DKIMWL_WL_HIGH, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS, USER_AGENT_GIT autolearn=unavailable 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 A82E3C3F2CE for ; Fri, 6 Mar 2020 04:14:02 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 7F50E21556 for ; Fri, 6 Mar 2020 04:14:02 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=chromium.org header.i=@chromium.org header.b="YCCN2t1C" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726769AbgCFEOA (ORCPT ); Thu, 5 Mar 2020 23:14:00 -0500 Received: from mail-pj1-f68.google.com ([209.85.216.68]:35012 "EHLO mail-pj1-f68.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726351AbgCFEOA (ORCPT ); Thu, 5 Mar 2020 23:14:00 -0500 Received: by mail-pj1-f68.google.com with SMTP id s8so520839pjq.0 for ; Thu, 05 Mar 2020 20:13:59 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=chromium.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=FYo0wCuLZS6Af0DjoF3Xj17jVoInSu2OB15HTnyAsCo=; b=YCCN2t1CB2P2CfMaPm6rIKOPVG8t/6V3YQ2aCXAgjwQ/oXYOdBygxVA5DtyYataKSO 8jXTgzI9ZnMO/rKDqORjVs1ktjYBpeo3sqPj4vQGQJb5Dyg3EMeOJSo5Rar1l1W4uIHX DB1YWKd8PndfLlPLZiNSXoYYlp+cRIkYlwyFE= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=FYo0wCuLZS6Af0DjoF3Xj17jVoInSu2OB15HTnyAsCo=; b=duvUww0pWniZJpUxEcLh7IeeU2GsGPxmWRYNzL/jOZglq4nbc4dO7JY8IQowq2zM6F QCgHHoYUm0DIW97GErNYH6/KLWKxw2aW+GoKNd9o8lew5mTZXXN5xvW75WRqEwhUjyPS vh0ldD1f4aJJhE9U153SVNwBUWy6GlCOka6zliS79ESzJi/CrPPktsk6PaMJSjTvC7kJ qHc2Lm+T+W2KEDjPEBoTpZGjaYBSx5s5sLrKeH62VPTAO094PCEbebQ04s5R6ctozmue Pb00SawIl31QmDIzmcK+Pjg/DO4NtTzj67iMUsxKn19Wva/HuZ71CDBgG8yYDrdStsVy UMvA== X-Gm-Message-State: ANhLgQ3CKMlDmrHog+4K+mvMEmXk/bSCQQxKgDQopRmZ2EcOUavUO7pJ QzSHC6MhMnN+2n2tLwZjGSFOaQ== X-Google-Smtp-Source: ADFU+vsapmfZZvpytvq8zfJi0p1aO+2auKRfer0iGIeUM9zhX2RKOVB+rq7eHpBtbvY0Yo4mFBVKTg== X-Received: by 2002:a17:90a:b94a:: with SMTP id f10mr1564406pjw.1.1583468038770; Thu, 05 Mar 2020 20:13:58 -0800 (PST) Received: from drinkcat2.tpe.corp.google.com ([2401:fa00:1:b:d8b7:33af:adcb:b648]) by smtp.gmail.com with ESMTPSA id q97sm6295025pja.9.2020.03.05.20.13.55 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 05 Mar 2020 20:13:58 -0800 (PST) From: Nicolas Boichat To: Rob Herring Cc: Nick Fan , David Airlie , Daniel Vetter , Mark Rutland , Matthias Brugger , Tomeu Vizoso , Steven Price , Alyssa Rosenzweig , Liam Girdwood , Mark Brown , dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, hsinyi@chromium.org Subject: [PATCH v5 1/4] dt-bindings: gpu: mali-bifrost: Add Mediatek MT8183 Date: Fri, 6 Mar 2020 12:13:42 +0800 Message-Id: <20200306041345.259332-2-drinkcat@chromium.org> X-Mailer: git-send-email 2.25.1.481.gfbce0eb801-goog In-Reply-To: <20200306041345.259332-1-drinkcat@chromium.org> References: <20200306041345.259332-1-drinkcat@chromium.org> MIME-Version: 1.0 Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Define a compatible string for the Mali Bifrost GPU found in Mediatek's MT8183 SoCs. Signed-off-by: Nicolas Boichat Reviewed-by: Alyssa Rosenzweig --- v5: - Rename "2d" power domain to "core2" v4: - Add power-domain-names description (kept Alyssa's reviewed-by as the change is minor) v3: - No change .../bindings/gpu/arm,mali-bifrost.yaml | 25 +++++++++++++++++++ 1 file changed, 25 insertions(+) diff --git a/Documentation/devicetree/bindings/gpu/arm,mali-bifrost.yaml b/Documentation/devicetree/bindings/gpu/arm,mali-bifrost.yaml index e8b99adcb1bd292..c5ceca513192f99 100644 --- a/Documentation/devicetree/bindings/gpu/arm,mali-bifrost.yaml +++ b/Documentation/devicetree/bindings/gpu/arm,mali-bifrost.yaml @@ -17,6 +17,7 @@ properties: items: - enum: - amlogic,meson-g12a-mali + - mediatek,mt8183-mali - realtek,rtd1619-mali - rockchip,px30-mali - const: arm,mali-bifrost # Mali Bifrost GPU model/revision is fully discoverable @@ -62,6 +63,30 @@ allOf: minItems: 2 required: - resets + - if: + properties: + compatible: + contains: + const: mediatek,mt8183-mali + then: + properties: + sram-supply: true + power-domains: + description: + List of phandle and PM domain specifier as documented in + Documentation/devicetree/bindings/power/power_domain.txt + minItems: 3 + maxItems: 3 + power-domain-names: + items: + - const: core0 + - const: core1 + - const: core2 + + required: + - sram-supply + - power-domains + - power-domains-names examples: - | From patchwork Fri Mar 6 04:13:44 2020 Content-Type: text/plain; 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Signed-off-by: Nicolas Boichat --- v5: - Change power domain name from 2d to core2. v4: - Add power domain names. v3: - Match mt8183-mali instead of bifrost, as we require special handling for the 2 regulators and 3 power domains. drivers/gpu/drm/panfrost/panfrost_drv.c | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/drivers/gpu/drm/panfrost/panfrost_drv.c b/drivers/gpu/drm/panfrost/panfrost_drv.c index a6e162236d67fdf..ff76b29b373e105 100644 --- a/drivers/gpu/drm/panfrost/panfrost_drv.c +++ b/drivers/gpu/drm/panfrost/panfrost_drv.c @@ -667,6 +667,15 @@ static const struct panfrost_compatible default_data = { .pm_domain_names = NULL, }; +const char * const mediatek_mt8183_supplies[] = { "mali", "sram" }; +const char * const mediatek_mt8183_pm_domains[] = { "core0", "core1", "core2" }; +static const struct panfrost_compatible mediatek_mt8183_data = { + .num_supplies = ARRAY_SIZE(mediatek_mt8183_supplies), + .supply_names = mediatek_mt8183_supplies, + .num_pm_domains = 3, + .pm_domain_names = mediatek_mt8183_pm_domains, +}; + static const struct of_device_id dt_match[] = { { .compatible = "arm,mali-t604", .data = &default_data, }, { .compatible = "arm,mali-t624", .data = &default_data, }, @@ -677,6 +686,8 @@ static const struct of_device_id dt_match[] = { { .compatible = "arm,mali-t830", .data = &default_data, }, { .compatible = "arm,mali-t860", .data = &default_data, }, { .compatible = "arm,mali-t880", .data = &default_data, }, + { .compatible = "mediatek,mt8183-mali", + .data = &mediatek_mt8183_data }, {} }; MODULE_DEVICE_TABLE(of, dt_match);