From patchwork Tue Oct 25 07:32:49 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Manivannan Sadhasivam X-Patchwork-Id: 618417 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 542E7FA373F for ; Tue, 25 Oct 2022 07:33:47 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231875AbiJYHdo (ORCPT ); Tue, 25 Oct 2022 03:33:44 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:59768 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231411AbiJYHdW (ORCPT ); Tue, 25 Oct 2022 03:33:22 -0400 Received: from mail-pj1-x102e.google.com (mail-pj1-x102e.google.com [IPv6:2607:f8b0:4864:20::102e]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 0DFBD1290AC for ; Tue, 25 Oct 2022 00:33:19 -0700 (PDT) Received: by mail-pj1-x102e.google.com with SMTP id t10-20020a17090a4e4a00b0020af4bcae10so11127938pjl.3 for ; Tue, 25 Oct 2022 00:33:19 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=5vgVZXeinbhpnwzOcj3FGms9cM/M5Xj4R/cDa4Tk1cA=; b=TGd3emrQMlbojhGNu0dbqI9EDiqhKWR1EA1BCRn6M1s0Ek+26HO48OcJlHPHVt1fE9 /Aof45ri7isiNPBEN9JrAKWNGaZPm1qNpcskltAHsisRPHwXMy8eI2R4LZYvs7d6FDwU mdxHVABURTLM+5KDPFAA+dMpJekVIKOgZziKX0BbgHdcYRGJdv9CvQjwe8COtGS+HnEy YMtph4uwAirSrVctzXmQMvt3Y8g+C1S4DXDGHU6nL24itBj6yl4X5wbQV67StBJyCEFZ 003KeZIPHSs1WfdXw+9qmZh10uaAAkgqPtq58A+4czxUR769AqDbvnRSyF4dWzhu2CU7 xCEQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=5vgVZXeinbhpnwzOcj3FGms9cM/M5Xj4R/cDa4Tk1cA=; b=wLrqGROTl9q32/GK8/P+OzwzboAepX+h2tnJsleGHOkOkelyoh3bufkPMahNi4hHhz 3ccmWfMTf2/m+P0ZOtBljaY5lgkAz4f17OLgba37QU/Z9zkflrLmu8+gUdo4U46Ic6m5 6Kno/Zg2wleXfye03ASF3vEgniqEtkhsLXw+oc5klFlXvxPIQ+++kwtoRz2gYkH99KiS DjVzkrGBtaHITfQCAgCHgLBtfQkV2WXO0A5Yfr1E80pu4uuSVtUzt20jZR3UlYB2WoLR kHsr/QRVOsMuV6FdNK4GBgaDeAWoviIOhvNgAu2u+58cwsNaDVxhcRK/NAbbJyS4P7Wu ezkw== X-Gm-Message-State: ACrzQf24K5nUQPvnYr3EeBBgpzU74PoMuziH8siGR4ArnP1w01XeS8tK L9IdcIbn1x+JSozdZTHfyqh4 X-Google-Smtp-Source: AMsMyM4/P/QQnBjfl6VcKyYKrffX4U63x2omE5TKgDTUDBnLXh9PuJH/wMTl1tjNWqSO5bD9SeA/6g== X-Received: by 2002:a17:90b:4a84:b0:20d:8953:5ab0 with SMTP id lp4-20020a17090b4a8400b0020d89535ab0mr78384541pjb.48.1666683199432; Tue, 25 Oct 2022 00:33:19 -0700 (PDT) Received: from localhost.localdomain ([117.193.211.146]) by smtp.gmail.com with ESMTPSA id c1-20020a17090a4d0100b0020dda7efe61sm5048369pjg.5.2022.10.25.00.33.14 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 25 Oct 2022 00:33:17 -0700 (PDT) From: Manivannan Sadhasivam To: andersson@kernel.org, viresh.kumar@linaro.org, krzysztof.kozlowski+dt@linaro.org, rafael@kernel.org, robh+dt@kernel.org Cc: johan@kernel.org, devicetree@vger.kernel.org, linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, linux-pm@vger.kernel.org, Manivannan Sadhasivam Subject: [PATCH v2 2/7] arm64: dts: qcom: sm8450: Supply clock from cpufreq node to CPUs Date: Tue, 25 Oct 2022 13:02:49 +0530 Message-Id: <20221025073254.1564622-3-manivannan.sadhasivam@linaro.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20221025073254.1564622-1-manivannan.sadhasivam@linaro.org> References: <20221025073254.1564622-1-manivannan.sadhasivam@linaro.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Qualcomm platforms making use of CPUFreq HW Engine (EPSS/OSM) supply clocks to the CPU cores. But this relationship is not represented in DTS so far. So let's make cpufreq node as the clock provider and CPU nodes as the consumers. The clock index for each CPU node is based on the frequency domain index. Signed-off-by: Manivannan Sadhasivam --- arch/arm64/boot/dts/qcom/sm8450.dtsi | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/arch/arm64/boot/dts/qcom/sm8450.dtsi b/arch/arm64/boot/dts/qcom/sm8450.dtsi index 6c18cfca9a34..8f26cf9aad01 100644 --- a/arch/arm64/boot/dts/qcom/sm8450.dtsi +++ b/arch/arm64/boot/dts/qcom/sm8450.dtsi @@ -52,6 +52,7 @@ CPU0: cpu@0 { power-domain-names = "psci"; qcom,freq-domain = <&cpufreq_hw 0>; #cooling-cells = <2>; + clocks = <&cpufreq_hw 0>; L2_0: l2-cache { compatible = "cache"; next-level-cache = <&L3_0>; @@ -71,6 +72,7 @@ CPU1: cpu@100 { power-domain-names = "psci"; qcom,freq-domain = <&cpufreq_hw 0>; #cooling-cells = <2>; + clocks = <&cpufreq_hw 0>; L2_100: l2-cache { compatible = "cache"; next-level-cache = <&L3_0>; @@ -87,6 +89,7 @@ CPU2: cpu@200 { power-domain-names = "psci"; qcom,freq-domain = <&cpufreq_hw 0>; #cooling-cells = <2>; + clocks = <&cpufreq_hw 0>; L2_200: l2-cache { compatible = "cache"; next-level-cache = <&L3_0>; @@ -103,6 +106,7 @@ CPU3: cpu@300 { power-domain-names = "psci"; qcom,freq-domain = <&cpufreq_hw 0>; #cooling-cells = <2>; + clocks = <&cpufreq_hw 0>; L2_300: l2-cache { compatible = "cache"; next-level-cache = <&L3_0>; @@ -119,6 +123,7 @@ CPU4: cpu@400 { power-domain-names = "psci"; qcom,freq-domain = <&cpufreq_hw 1>; #cooling-cells = <2>; + clocks = <&cpufreq_hw 1>; L2_400: l2-cache { compatible = "cache"; next-level-cache = <&L3_0>; @@ -135,6 +140,7 @@ CPU5: cpu@500 { power-domain-names = "psci"; qcom,freq-domain = <&cpufreq_hw 1>; #cooling-cells = <2>; + clocks = <&cpufreq_hw 1>; L2_500: l2-cache { compatible = "cache"; next-level-cache = <&L3_0>; @@ -152,6 +158,7 @@ CPU6: cpu@600 { power-domain-names = "psci"; qcom,freq-domain = <&cpufreq_hw 1>; #cooling-cells = <2>; + clocks = <&cpufreq_hw 1>; L2_600: l2-cache { compatible = "cache"; next-level-cache = <&L3_0>; @@ -168,6 +175,7 @@ CPU7: cpu@700 { power-domain-names = "psci"; qcom,freq-domain = <&cpufreq_hw 2>; #cooling-cells = <2>; + clocks = <&cpufreq_hw 2>; L2_700: l2-cache { compatible = "cache"; next-level-cache = <&L3_0>; @@ -3804,6 +3812,7 @@ cpufreq_hw: cpufreq@17d91000 { ; interrupt-names = "dcvsh-irq-0", "dcvsh-irq-1", "dcvsh-irq-2"; #freq-domain-cells = <1>; + #clock-cells = <1>; }; gem_noc: interconnect@19100000 {