From patchwork Wed Sep 1 18:31:23 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: AngeloGioacchino Del Regno X-Patchwork-Id: 12470103 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=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,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 C5337C00143 for ; Wed, 1 Sep 2021 18:31:34 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id A5FB4610FC for ; Wed, 1 Sep 2021 18:31:34 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S244489AbhIASc3 (ORCPT ); Wed, 1 Sep 2021 14:32:29 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:58412 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236651AbhIAScZ (ORCPT ); Wed, 1 Sep 2021 14:32:25 -0400 Received: from m-r1.th.seeweb.it (m-r1.th.seeweb.it [IPv6:2001:4b7a:2000:18::170]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D8384C0613C1; Wed, 1 Sep 2021 11:31:27 -0700 (PDT) Received: from IcarusMOD.eternityproject.eu (unknown [2.237.20.237]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by m-r1.th.seeweb.it (Postfix) with ESMTPSA id 4473020164; Wed, 1 Sep 2021 20:31:26 +0200 (CEST) From: AngeloGioacchino Del Regno To: bjorn.andersson@linaro.org Cc: agross@kernel.org, robh+dt@kernel.org, linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, konrad.dybcio@somainline.org, marijn.suijten@somainline.org, martin.botka@somainline.org, ~postmarketos/upstreaming@lists.sr.ht, phone-devel@vger.kernel.org, paul.bouchara@somainline.org, jeffrey.l.hugo@gmail.com, AngeloGioacchino Del Regno Subject: [PATCH 5/5] arm64: dts: msm8998: Configure Adreno GPU and related IOMMU Date: Wed, 1 Sep 2021 20:31:23 +0200 Message-Id: <20210901183123.1087392-5-angelogioacchino.delregno@somainline.org> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20210901183123.1087392-1-angelogioacchino.delregno@somainline.org> References: <20210901183123.1087392-1-angelogioacchino.delregno@somainline.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org The MSM8998 SoC includes an Adreno 540.1 GPU, with a maximum frequency of 710MHz. This GPU may or may not accept a ZAP shader, depending on platform configuration, so adding a zap-shader node is left to the board DT. Signed-off-by: AngeloGioacchino Del Regno --- arch/arm64/boot/dts/qcom/msm8998.dtsi | 97 +++++++++++++++++++++++++++ 1 file changed, 97 insertions(+) diff --git a/arch/arm64/boot/dts/qcom/msm8998.dtsi b/arch/arm64/boot/dts/qcom/msm8998.dtsi index 221dc61ca5e3..0103fc1dfcfc 100644 --- a/arch/arm64/boot/dts/qcom/msm8998.dtsi +++ b/arch/arm64/boot/dts/qcom/msm8998.dtsi @@ -1421,6 +1421,103 @@ glink-edge { }; }; + adreno_gpu: gpu@5000000 { + compatible = "qcom,adreno-540.1", "qcom,adreno"; + reg = <0x05000000 0x40000>; + reg-names = "kgsl_3d0_reg_memory"; + + clocks = <&gcc GCC_GPU_CFG_AHB_CLK>, + <&gpucc RBBMTIMER_CLK>, + <&gcc GCC_BIMC_GFX_CLK>, + <&gcc GCC_GPU_BIMC_GFX_CLK>, + <&gpucc RBCPR_CLK>, + <&gpucc GFX3D_CLK>; + clock-names = "iface", + "rbbmtimer", + "mem", + "mem_iface", + "rbcpr", + "core"; + + interrupts = <0 300 IRQ_TYPE_LEVEL_HIGH>; + iommus = <&adreno_smmu 0>; + operating-points-v2 = <&gpu_opp_table>; + power-domains = <&rpmpd MSM8998_VDDMX>; + #stream-id-cells = <16>; + status = "disabled"; + + gpu_opp_table: opp-table { + compatible = "operating-points-v2"; + opp-710000097 { + opp-hz = /bits/ 64 <710000097>; + opp-level = ; + opp-supported-hw = <0xFF>; + }; + + opp-670000048 { + opp-hz = /bits/ 64 <670000048>; + opp-level = ; + opp-supported-hw = <0xFF>; + }; + + opp-596000097 { + opp-hz = /bits/ 64 <596000097>; + opp-level = ; + opp-supported-hw = <0xFF>; + }; + + opp-515000097 { + opp-hz = /bits/ 64 <515000097>; + opp-level = ; + opp-supported-hw = <0xFF>; + }; + + opp-414000000 { + opp-hz = /bits/ 64 <414000000>; + opp-level = ; + opp-supported-hw = <0xFF>; + }; + + opp-342000000 { + opp-hz = /bits/ 64 <342000000>; + opp-level = ; + opp-supported-hw = <0xFF>; + }; + + opp-257000000 { + opp-hz = /bits/ 64 <257000000>; + opp-level = ; + opp-supported-hw = <0xFF>; + }; + }; + }; + + adreno_smmu: iommu@5040000 { + compatible = "qcom,msm8998-smmu-v2", "qcom,smmu-v2"; + reg = <0x05040000 0x10000>; + clocks = <&gcc GCC_GPU_CFG_AHB_CLK>, + <&gcc GCC_BIMC_GFX_CLK>, + <&gcc GCC_GPU_BIMC_GFX_CLK>; + clock-names = "iface", "mem", "mem_iface"; + + #global-interrupts = <0>; + #iommu-cells = <1>; + interrupts = + , + , + ; + /* + * GPU-GX GDSC's parent is GPU-CX. We need to bring up the + * GPU-CX for SMMU but we need both of them up for Adreno. + * Contemporarily, we also need to manage the VDDMX rpmpd + * domain in the Adreno driver. + * Enable GPU CX/GX GDSCs here so that we can manage the + * SoC VDDMX RPM Power Domain in the Adreno driver. + */ + power-domains = <&gpucc GPU_GX_GDSC>; + status = "disabled"; + }; + gpucc: clock-controller@5065000 { compatible = "qcom,msm8998-gpucc"; #clock-cells = <1>;