From patchwork Wed Nov 2 09:08:17 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Manivannan Sadhasivam X-Patchwork-Id: 13027893 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 AA180C4332F for ; Wed, 2 Nov 2022 09:09:31 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231239AbiKBJJ1 (ORCPT ); Wed, 2 Nov 2022 05:09:27 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:40726 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230303AbiKBJIv (ORCPT ); Wed, 2 Nov 2022 05:08:51 -0400 Received: from mail-pg1-x52f.google.com (mail-pg1-x52f.google.com [IPv6:2607:f8b0:4864:20::52f]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 1D0B227FD5 for ; Wed, 2 Nov 2022 02:08:49 -0700 (PDT) Received: by mail-pg1-x52f.google.com with SMTP id h193so6996652pgc.10 for ; Wed, 02 Nov 2022 02:08:49 -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=cWX3PFtX+iNvvcqKHYXPbN+3ItiEZ3sX7UGhc0uTyP8=; b=QwqjzGJgppdayDXTm6UjIfNJI4qwy9hl2hsoOCOlR9hemvSkrVEKJVWHqSpRHEyAu7 eQbTjEbZCGUK4OPFtRYcs7X/y6nQh3e2mAA4zpGMKvQO2cldA2MczhIiJLJZN6bInIhh HuOgvT0jecYqJ+0ltQ9vdeweX9z+FEfSLDJt9VP+z7sPrbru9R2qt/qQNEUHCE9NCepm mfdBEu1YTE9IwsdbAK0Xio1y+1S/2HBBiIWYIlnbLzS76dGG40lmEznyXPRynn92y0dz bbdvGHpe2EMxZ9VYHD7lPoz8SIWXdD16xJeLt6Vsm9FLoXaQu+KeLhXfee2cC5nZB6PY Z0fg== 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=cWX3PFtX+iNvvcqKHYXPbN+3ItiEZ3sX7UGhc0uTyP8=; b=uyJnICMnrNKtKs8F5KywvZq0mFNBoVg0l2DT+J9Apmk+Rxnt8UGBrKLytEitF/Kwn3 vhz6pJkYcWReR1Sj46ZEE3jNx+NQ1fJN0T7LUmAl9uUjvUkHLcLtCb8JNHjzZAmGT5i0 E7fWmlzLgNw/2i7rBOlnU14g/aSxpOroKkFECA3jGSDaYIIxvONRsMGJJGtujKv4eEIH kymm/pl+n3jEaS+AaXIhdaeBAdUyhFAFT8SLzyGVckcfRJE8A90vzgM1i2yl/wbNdwt/ t8K363EApoMaOSjWqStozQMlr875EigJgMxo0jkZeXZWHXYKnkgivpdt8mwqH5bUrY1h YPTg== X-Gm-Message-State: ACrzQf1L2kiTtKIvKmj1bbUGnOHBRUKjzorYIrzXOMi/52zzySMhEfLP JiR5thwBcOgELgpReqG2afiw X-Google-Smtp-Source: AMsMyM7WN7H5q2WXhID5u3tLTwQgGgRaR6i8jg93NwvaEumnfLJJNhboz0orIs4S+pGTqV+bgQ2Qjg== X-Received: by 2002:a05:6a00:2906:b0:52a:bc7f:f801 with SMTP id cg6-20020a056a00290600b0052abc7ff801mr24444615pfb.49.1667380128742; Wed, 02 Nov 2022 02:08:48 -0700 (PDT) Received: from localhost.localdomain ([117.193.209.178]) by smtp.gmail.com with ESMTPSA id c12-20020a170902d48c00b0017f36638010sm7856126plg.276.2022.11.02.02.08.43 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 02 Nov 2022 02:08:47 -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 v4 2/3] arm64: dts: qcom: sm8450: Supply clock from cpufreq node to CPUs Date: Wed, 2 Nov 2022 14:38:17 +0530 Message-Id: <20221102090818.65321-3-manivannan.sadhasivam@linaro.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20221102090818.65321-1-manivannan.sadhasivam@linaro.org> References: <20221102090818.65321-1-manivannan.sadhasivam@linaro.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@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 d32f08df743d..234d2722a4fa 100644 --- a/arch/arm64/boot/dts/qcom/sm8450.dtsi +++ b/arch/arm64/boot/dts/qcom/sm8450.dtsi @@ -51,6 +51,7 @@ 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>; @@ -70,6 +71,7 @@ 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>; @@ -86,6 +88,7 @@ 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>; @@ -102,6 +105,7 @@ 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>; @@ -118,6 +122,7 @@ 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>; @@ -134,6 +139,7 @@ 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>; @@ -151,6 +157,7 @@ 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>; @@ -167,6 +174,7 @@ 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>; @@ -3075,6 +3083,7 @@ 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 {