From patchwork Thu Jul 1 10:57:22 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: 469339 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,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 92AC7C11F6A for ; Thu, 1 Jul 2021 10:57:38 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 759A76148E for ; Thu, 1 Jul 2021 10:57:38 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236106AbhGALAH (ORCPT ); Thu, 1 Jul 2021 07:00:07 -0400 Received: from relay06.th.seeweb.it ([5.144.164.167]:42823 "EHLO relay06.th.seeweb.it" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236065AbhGALAH (ORCPT ); Thu, 1 Jul 2021 07:00:07 -0400 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-r2.th.seeweb.it (Postfix) with ESMTPSA id 210623F638; Thu, 1 Jul 2021 12:57:36 +0200 (CEST) From: AngeloGioacchino Del Regno To: bjorn.andersson@linaro.org Cc: viresh.kumar@linaro.org, agross@kernel.org, rjw@rjwysocki.net, devicetree@vger.kernel.org, robh+dt@kernel.org, amit.kucheria@linaro.org, linux-pm@vger.kernel.org, linux-kernel@vger.kernel.org, phone-devel@vger.kernel.org, konrad.dybcio@somainline.org, marijn.suijten@somainline.org, martin.botka@somainline.org, jami.kettunen@somainline.org, paul.bouchara@somainline.org, ~postmarketos/upstreaming@lists.sr.ht, jeffrey.l.hugo@gmail.com, AngeloGioacchino Del Regno Subject: [PATCH v6 1/9] cpufreq: blacklist SDM630/636/660 in cpufreq-dt-platdev Date: Thu, 1 Jul 2021 12:57:22 +0200 Message-Id: <20210701105730.322718-2-angelogioacchino.delregno@somainline.org> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20210701105730.322718-1-angelogioacchino.delregno@somainline.org> References: <20210701105730.322718-1-angelogioacchino.delregno@somainline.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-pm@vger.kernel.org Add the SDM630, SDM636 and SDM660 to the blacklist since the CPU scaling is handled out of this. Signed-off-by: AngeloGioacchino Del Regno --- drivers/cpufreq/cpufreq-dt-platdev.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/cpufreq/cpufreq-dt-platdev.c b/drivers/cpufreq/cpufreq-dt-platdev.c index 5e07065ec22f..669724b7f211 100644 --- a/drivers/cpufreq/cpufreq-dt-platdev.c +++ b/drivers/cpufreq/cpufreq-dt-platdev.c @@ -137,6 +137,9 @@ static const struct of_device_id blacklist[] __initconst = { { .compatible = "qcom,msm8996", }, { .compatible = "qcom,qcs404", }, { .compatible = "qcom,sc7180", }, + { .compatible = "qcom,sdm630", }, + { .compatible = "qcom,sdm636", }, + { .compatible = "qcom,sdm660", }, { .compatible = "qcom,sdm845", }, { .compatible = "st,stih407", }, From patchwork Thu Jul 1 10:57:23 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: 469338 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,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 37BA2C11F69 for ; Thu, 1 Jul 2021 10:57:42 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 151CE61582 for ; Thu, 1 Jul 2021 10:57:42 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236070AbhGALAK (ORCPT ); Thu, 1 Jul 2021 07:00:10 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:42520 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236129AbhGALAJ (ORCPT ); Thu, 1 Jul 2021 07:00:09 -0400 Received: from relay07.th.seeweb.it (relay07.th.seeweb.it [IPv6:2001:4b7a:2000:18::168]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 659BEC0617A8 for ; Thu, 1 Jul 2021 03:57:38 -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-r2.th.seeweb.it (Postfix) with ESMTPSA id 9DE423F641; Thu, 1 Jul 2021 12:57:36 +0200 (CEST) From: AngeloGioacchino Del Regno To: bjorn.andersson@linaro.org Cc: viresh.kumar@linaro.org, agross@kernel.org, rjw@rjwysocki.net, devicetree@vger.kernel.org, robh+dt@kernel.org, amit.kucheria@linaro.org, linux-pm@vger.kernel.org, linux-kernel@vger.kernel.org, phone-devel@vger.kernel.org, konrad.dybcio@somainline.org, marijn.suijten@somainline.org, martin.botka@somainline.org, jami.kettunen@somainline.org, paul.bouchara@somainline.org, ~postmarketos/upstreaming@lists.sr.ht, jeffrey.l.hugo@gmail.com, AngeloGioacchino Del Regno Subject: [PATCH v6 2/9] cpufreq: blacklist MSM8998 in cpufreq-dt-platdev Date: Thu, 1 Jul 2021 12:57:23 +0200 Message-Id: <20210701105730.322718-3-angelogioacchino.delregno@somainline.org> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20210701105730.322718-1-angelogioacchino.delregno@somainline.org> References: <20210701105730.322718-1-angelogioacchino.delregno@somainline.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-pm@vger.kernel.org Add the MSM8998 to the blacklist since the CPU scaling is handled out of this. Signed-off-by: AngeloGioacchino Del Regno --- drivers/cpufreq/cpufreq-dt-platdev.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/cpufreq/cpufreq-dt-platdev.c b/drivers/cpufreq/cpufreq-dt-platdev.c index 669724b7f211..fb35da3a65c5 100644 --- a/drivers/cpufreq/cpufreq-dt-platdev.c +++ b/drivers/cpufreq/cpufreq-dt-platdev.c @@ -135,6 +135,7 @@ static const struct of_device_id blacklist[] __initconst = { { .compatible = "qcom,apq8096", }, { .compatible = "qcom,msm8996", }, + { .compatible = "qcom,msm8998", }, { .compatible = "qcom,qcs404", }, { .compatible = "qcom,sc7180", }, { .compatible = "qcom,sdm630", }, From patchwork Thu Jul 1 10:57:25 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: 469094 Delivered-To: patch@linaro.org Received: by 2002:a02:c94a:0:0:0:0:0 with SMTP id u10csp253450jao; Thu, 1 Jul 2021 03:57:48 -0700 (PDT) X-Google-Smtp-Source: ABdhPJyYZ9BAsObOb9CnnAkLSvRLAlFonNuv/+K6/LjURPi3krYasPfIwL1zRUrrf+YDNs88YO/P X-Received: by 2002:a17:906:4899:: with SMTP id v25mr41450713ejq.451.1625137068280; Thu, 01 Jul 2021 03:57:48 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1625137068; cv=none; d=google.com; s=arc-20160816; b=xpbGyq9IFInXfXACnGFpOMH5Y05pksGO2ObYcQ0I86AFQHtVpG8VBWWLrRqbw1zT1D 8QQ9pk3A3zn/NE5IYGdQ1R38Lz335v5WJNfVCOda230jirefAeiF+7oaR/C3e31FiRJg FildfQ8+J+mDY88mOVJr7NuC2ZcA0DSUOFIZx3Mj7IMPd9IiKigmw5E68/aLWDwyTZ5M 8BCAKZzLBsepk9Y1yxYgU8xrKfeOK5ieI+ycmTlog0G3HHL0biAtDBHvcg9W2ncXWte2 8aDHjwwF9ts4jpkc5ScTendlo8iiTANIVF9Pvt6m11yE7Xal2vYpB4IADXpOnyk2Eb4V JeRg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:mime-version :references:in-reply-to:message-id:date:subject:cc:to:from; bh=BC7HNl4Ra5KoQqHiHV26iE1cWysDXWoZI55Q9RaDRWQ=; b=wS5aRYmx4BNq1VTSmYA7A1UBGdyskuaDNSOnd3qcckNR2U+588pi9Zj4Bktn+AKVJk SXFKm+rBCdw/DCzuMlvNFvWtlVgOP/hSC9/I9PPgc2NAFx4m8L6AL2bZRoDSaKPp41XW 8ELleFUNbB6aQzhSHi5oXxEtoe3Hoth/s4GsYhnZLEW5MHuhOwP6+MktJ3gf+64CvxmG t3uOFE9kkVuD+fccQMSFSaY8GJ61YsChhMbJSCH1G1q5NSnZLux5wJ68eWfECPwUZeUu mwajMGYnxLPKFJ6DxTlQlVyrh7BGWjKTCR5CB4E1hIcbz02znBbJKC68DVFBtqgZfbmj 0+Iw== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of linux-pm-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-pm-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id zd9si23437679ejb.524.2021.07.01.03.57.48; Thu, 01 Jul 2021 03:57:48 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-pm-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-pm-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-pm-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236219AbhGALAN (ORCPT + 8 others); Thu, 1 Jul 2021 07:00:13 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:42530 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236184AbhGALAM (ORCPT ); Thu, 1 Jul 2021 07:00:12 -0400 Received: from relay06.th.seeweb.it (relay06.th.seeweb.it [IPv6:2001:4b7a:2000:18::167]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 6BE66C0617AE for ; Thu, 1 Jul 2021 03:57:39 -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-r2.th.seeweb.it (Postfix) with ESMTPSA id B07493F647; Thu, 1 Jul 2021 12:57:37 +0200 (CEST) From: AngeloGioacchino Del Regno To: bjorn.andersson@linaro.org Cc: viresh.kumar@linaro.org, agross@kernel.org, rjw@rjwysocki.net, devicetree@vger.kernel.org, robh+dt@kernel.org, amit.kucheria@linaro.org, linux-pm@vger.kernel.org, linux-kernel@vger.kernel.org, phone-devel@vger.kernel.org, konrad.dybcio@somainline.org, marijn.suijten@somainline.org, martin.botka@somainline.org, jami.kettunen@somainline.org, paul.bouchara@somainline.org, ~postmarketos/upstreaming@lists.sr.ht, jeffrey.l.hugo@gmail.com, AngeloGioacchino Del Regno , Manivannan Sadhasivam Subject: [PATCH v6 4/9] dt-bindings: cpufreq: cpufreq-qcom-hw: Convert to YAML bindings Date: Thu, 1 Jul 2021 12:57:25 +0200 Message-Id: <20210701105730.322718-5-angelogioacchino.delregno@somainline.org> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20210701105730.322718-1-angelogioacchino.delregno@somainline.org> References: <20210701105730.322718-1-angelogioacchino.delregno@somainline.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-pm@vger.kernel.org From: Manivannan Sadhasivam Convert Qualcomm cpufreq devicetree binding to YAML. Signed-off-by: Manivannan Sadhasivam Signed-off-by: AngeloGioacchino Del Regno --- .../bindings/cpufreq/cpufreq-qcom-hw.txt | 172 --------------- .../bindings/cpufreq/cpufreq-qcom-hw.yaml | 204 ++++++++++++++++++ 2 files changed, 204 insertions(+), 172 deletions(-) delete mode 100644 Documentation/devicetree/bindings/cpufreq/cpufreq-qcom-hw.txt create mode 100644 Documentation/devicetree/bindings/cpufreq/cpufreq-qcom-hw.yaml -- 2.32.0 Reviewed-by: Rob Herring diff --git a/Documentation/devicetree/bindings/cpufreq/cpufreq-qcom-hw.txt b/Documentation/devicetree/bindings/cpufreq/cpufreq-qcom-hw.txt deleted file mode 100644 index 9299028ee712..000000000000 --- a/Documentation/devicetree/bindings/cpufreq/cpufreq-qcom-hw.txt +++ /dev/null @@ -1,172 +0,0 @@ -Qualcomm Technologies, Inc. CPUFREQ Bindings - -CPUFREQ HW is a hardware engine used by some Qualcomm Technologies, Inc. (QTI) -SoCs to manage frequency in hardware. It is capable of controlling frequency -for multiple clusters. - -Properties: -- compatible - Usage: required - Value type: - Definition: must be "qcom,cpufreq-hw" or "qcom,cpufreq-epss". - -- clocks - Usage: required - Value type: From common clock binding. - Definition: clock handle for XO clock and GPLL0 clock. - -- clock-names - Usage: required - Value type: From common clock binding. - Definition: must be "xo", "alternate". - -- reg - Usage: required - Value type: - Definition: Addresses and sizes for the memory of the HW bases in - each frequency domain. -- reg-names - Usage: Optional - Value type: - Definition: Frequency domain name i.e. - "freq-domain0", "freq-domain1". - -- #freq-domain-cells: - Usage: required. - Definition: Number of cells in a freqency domain specifier. - -* Property qcom,freq-domain -Devices supporting freq-domain must set their "qcom,freq-domain" property with -phandle to a cpufreq_hw followed by the Domain ID(0/1) in the CPU DT node. - - -Example: - -Example 1: Dual-cluster, Quad-core per cluster. CPUs within a cluster switch -DCVS state together. - -/ { - cpus { - #address-cells = <2>; - #size-cells = <0>; - - CPU0: cpu@0 { - device_type = "cpu"; - compatible = "qcom,kryo385"; - reg = <0x0 0x0>; - enable-method = "psci"; - next-level-cache = <&L2_0>; - qcom,freq-domain = <&cpufreq_hw 0>; - L2_0: l2-cache { - compatible = "cache"; - next-level-cache = <&L3_0>; - L3_0: l3-cache { - compatible = "cache"; - }; - }; - }; - - CPU1: cpu@100 { - device_type = "cpu"; - compatible = "qcom,kryo385"; - reg = <0x0 0x100>; - enable-method = "psci"; - next-level-cache = <&L2_100>; - qcom,freq-domain = <&cpufreq_hw 0>; - L2_100: l2-cache { - compatible = "cache"; - next-level-cache = <&L3_0>; - }; - }; - - CPU2: cpu@200 { - device_type = "cpu"; - compatible = "qcom,kryo385"; - reg = <0x0 0x200>; - enable-method = "psci"; - next-level-cache = <&L2_200>; - qcom,freq-domain = <&cpufreq_hw 0>; - L2_200: l2-cache { - compatible = "cache"; - next-level-cache = <&L3_0>; - }; - }; - - CPU3: cpu@300 { - device_type = "cpu"; - compatible = "qcom,kryo385"; - reg = <0x0 0x300>; - enable-method = "psci"; - next-level-cache = <&L2_300>; - qcom,freq-domain = <&cpufreq_hw 0>; - L2_300: l2-cache { - compatible = "cache"; - next-level-cache = <&L3_0>; - }; - }; - - CPU4: cpu@400 { - device_type = "cpu"; - compatible = "qcom,kryo385"; - reg = <0x0 0x400>; - enable-method = "psci"; - next-level-cache = <&L2_400>; - qcom,freq-domain = <&cpufreq_hw 1>; - L2_400: l2-cache { - compatible = "cache"; - next-level-cache = <&L3_0>; - }; - }; - - CPU5: cpu@500 { - device_type = "cpu"; - compatible = "qcom,kryo385"; - reg = <0x0 0x500>; - enable-method = "psci"; - next-level-cache = <&L2_500>; - qcom,freq-domain = <&cpufreq_hw 1>; - L2_500: l2-cache { - compatible = "cache"; - next-level-cache = <&L3_0>; - }; - }; - - CPU6: cpu@600 { - device_type = "cpu"; - compatible = "qcom,kryo385"; - reg = <0x0 0x600>; - enable-method = "psci"; - next-level-cache = <&L2_600>; - qcom,freq-domain = <&cpufreq_hw 1>; - L2_600: l2-cache { - compatible = "cache"; - next-level-cache = <&L3_0>; - }; - }; - - CPU7: cpu@700 { - device_type = "cpu"; - compatible = "qcom,kryo385"; - reg = <0x0 0x700>; - enable-method = "psci"; - next-level-cache = <&L2_700>; - qcom,freq-domain = <&cpufreq_hw 1>; - L2_700: l2-cache { - compatible = "cache"; - next-level-cache = <&L3_0>; - }; - }; - }; - - soc { - cpufreq_hw: cpufreq@17d43000 { - compatible = "qcom,cpufreq-hw"; - reg = <0x17d43000 0x1400>, <0x17d45800 0x1400>; - reg-names = "freq-domain0", "freq-domain1"; - - clocks = <&rpmhcc RPMH_CXO_CLK>, <&gcc GPLL0>; - clock-names = "xo", "alternate"; - - #freq-domain-cells = <1>; - }; -} diff --git a/Documentation/devicetree/bindings/cpufreq/cpufreq-qcom-hw.yaml b/Documentation/devicetree/bindings/cpufreq/cpufreq-qcom-hw.yaml new file mode 100644 index 000000000000..bc81b6203e27 --- /dev/null +++ b/Documentation/devicetree/bindings/cpufreq/cpufreq-qcom-hw.yaml @@ -0,0 +1,204 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/cpufreq/cpufreq-qcom-hw.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Qualcomm Technologies, Inc. CPUFREQ + +maintainers: + - Manivannan Sadhasivam + +description: | + + CPUFREQ HW is a hardware engine used by some Qualcomm Technologies, Inc. (QTI) + SoCs to manage frequency in hardware. It is capable of controlling frequency + for multiple clusters. + +properties: + compatible: + oneOf: + - description: v1 of CPUFREQ HW + items: + - const: qcom,cpufreq-hw + + - description: v2 of CPUFREQ HW (EPSS) + items: + - enum: + - qcom,sm8250-cpufreq-epss + - const: qcom,cpufreq-epss + + reg: + minItems: 2 + maxItems: 3 + items: + - description: Frequency domain 0 register region + - description: Frequency domain 1 register region + - description: Frequency domain 2 register region + + reg-names: + minItems: 2 + maxItems: 3 + items: + - const: freq-domain0 + - const: freq-domain1 + - const: freq-domain2 + + clocks: + items: + - description: XO Clock + - description: GPLL0 Clock + + clock-names: + items: + - const: xo + - const: alternate + + '#freq-domain-cells': + const: 1 + +required: + - compatible + - reg + - reg-names + - clocks + - clock-names + - '#freq-domain-cells' + +additionalProperties: false + +examples: + - | + #include + #include + + // Example 1: Dual-cluster, Quad-core per cluster. CPUs within a cluster + // switch DCVS state together. + cpus { + #address-cells = <2>; + #size-cells = <0>; + + CPU0: cpu@0 { + device_type = "cpu"; + compatible = "qcom,kryo385"; + reg = <0x0 0x0>; + enable-method = "psci"; + next-level-cache = <&L2_0>; + qcom,freq-domain = <&cpufreq_hw 0>; + L2_0: l2-cache { + compatible = "cache"; + next-level-cache = <&L3_0>; + L3_0: l3-cache { + compatible = "cache"; + }; + }; + }; + + CPU1: cpu@100 { + device_type = "cpu"; + compatible = "qcom,kryo385"; + reg = <0x0 0x100>; + enable-method = "psci"; + next-level-cache = <&L2_100>; + qcom,freq-domain = <&cpufreq_hw 0>; + L2_100: l2-cache { + compatible = "cache"; + next-level-cache = <&L3_0>; + }; + }; + + CPU2: cpu@200 { + device_type = "cpu"; + compatible = "qcom,kryo385"; + reg = <0x0 0x200>; + enable-method = "psci"; + next-level-cache = <&L2_200>; + qcom,freq-domain = <&cpufreq_hw 0>; + L2_200: l2-cache { + compatible = "cache"; + next-level-cache = <&L3_0>; + }; + }; + + CPU3: cpu@300 { + device_type = "cpu"; + compatible = "qcom,kryo385"; + reg = <0x0 0x300>; + enable-method = "psci"; + next-level-cache = <&L2_300>; + qcom,freq-domain = <&cpufreq_hw 0>; + L2_300: l2-cache { + compatible = "cache"; + next-level-cache = <&L3_0>; + }; + }; + + CPU4: cpu@400 { + device_type = "cpu"; + compatible = "qcom,kryo385"; + reg = <0x0 0x400>; + enable-method = "psci"; + next-level-cache = <&L2_400>; + qcom,freq-domain = <&cpufreq_hw 1>; + L2_400: l2-cache { + compatible = "cache"; + next-level-cache = <&L3_0>; + }; + }; + + CPU5: cpu@500 { + device_type = "cpu"; + compatible = "qcom,kryo385"; + reg = <0x0 0x500>; + enable-method = "psci"; + next-level-cache = <&L2_500>; + qcom,freq-domain = <&cpufreq_hw 1>; + L2_500: l2-cache { + compatible = "cache"; + next-level-cache = <&L3_0>; + }; + }; + + CPU6: cpu@600 { + device_type = "cpu"; + compatible = "qcom,kryo385"; + reg = <0x0 0x600>; + enable-method = "psci"; + next-level-cache = <&L2_600>; + qcom,freq-domain = <&cpufreq_hw 1>; + L2_600: l2-cache { + compatible = "cache"; + next-level-cache = <&L3_0>; + }; + }; + + CPU7: cpu@700 { + device_type = "cpu"; + compatible = "qcom,kryo385"; + reg = <0x0 0x700>; + enable-method = "psci"; + next-level-cache = <&L2_700>; + qcom,freq-domain = <&cpufreq_hw 1>; + L2_700: l2-cache { + compatible = "cache"; + next-level-cache = <&L3_0>; + }; + }; + }; + + soc { + #address-cells = <1>; + #size-cells = <1>; + + cpufreq@17d43000 { + compatible = "qcom,cpufreq-hw"; + reg = <0x17d43000 0x1400>, <0x17d45800 0x1400>; + reg-names = "freq-domain0", "freq-domain1"; + + clocks = <&rpmhcc RPMH_CXO_CLK>, <&gcc GPLL0>; + clock-names = "xo", "alternate"; + + #freq-domain-cells = <1>; + }; + }; +... From patchwork Thu Jul 1 10:57:28 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: 469335 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,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 3D96FC11F6F for ; Thu, 1 Jul 2021 10:57:51 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 2261361403 for ; Thu, 1 Jul 2021 10:57:51 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236289AbhGALAU (ORCPT ); Thu, 1 Jul 2021 07:00:20 -0400 Received: from relay06.th.seeweb.it ([5.144.164.167]:60393 "EHLO relay06.th.seeweb.it" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236192AbhGALAP (ORCPT ); Thu, 1 Jul 2021 07:00:15 -0400 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-r2.th.seeweb.it (Postfix) with ESMTPSA id 4C2613F641; Thu, 1 Jul 2021 12:57:39 +0200 (CEST) From: AngeloGioacchino Del Regno To: bjorn.andersson@linaro.org Cc: viresh.kumar@linaro.org, agross@kernel.org, rjw@rjwysocki.net, devicetree@vger.kernel.org, robh+dt@kernel.org, amit.kucheria@linaro.org, linux-pm@vger.kernel.org, linux-kernel@vger.kernel.org, phone-devel@vger.kernel.org, konrad.dybcio@somainline.org, marijn.suijten@somainline.org, martin.botka@somainline.org, jami.kettunen@somainline.org, paul.bouchara@somainline.org, ~postmarketos/upstreaming@lists.sr.ht, jeffrey.l.hugo@gmail.com, AngeloGioacchino Del Regno Subject: [PATCH v6 7/9] cpufreq: qcom-hw: Allow getting the maximum transition latency for OPPs Date: Thu, 1 Jul 2021 12:57:28 +0200 Message-Id: <20210701105730.322718-8-angelogioacchino.delregno@somainline.org> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20210701105730.322718-1-angelogioacchino.delregno@somainline.org> References: <20210701105730.322718-1-angelogioacchino.delregno@somainline.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-pm@vger.kernel.org In order to fine-tune the frequency scaling from various governors, allow to set a maximum transition latency from OPPs, which may be different depending on the SoC. Signed-off-by: AngeloGioacchino Del Regno --- drivers/cpufreq/qcom-cpufreq-hw.c | 35 +++++++++++++++++++++++-------- 1 file changed, 26 insertions(+), 9 deletions(-) diff --git a/drivers/cpufreq/qcom-cpufreq-hw.c b/drivers/cpufreq/qcom-cpufreq-hw.c index 54b79fe772b6..0b80c65a22a8 100644 --- a/drivers/cpufreq/qcom-cpufreq-hw.c +++ b/drivers/cpufreq/qcom-cpufreq-hw.c @@ -1331,6 +1331,7 @@ static int qcom_cpufreq_hw_cpu_init(struct cpufreq_policy *policy) void __iomem *base; struct qcom_cpufreq_data *data; char fdom_resname[] = "freq-domainX"; + unsigned int transition_latency; int cpu_count, index, ret; cpu_dev = get_cpu_device(policy->cpu); @@ -1381,22 +1382,31 @@ static int qcom_cpufreq_hw_cpu_init(struct cpufreq_policy *policy) data->soc_data = of_device_get_match_data(&pdev->dev); data->base = base; data->res = res; + policy->driver_data = data; - /* HW should be in enabled state to proceed */ - if (!(readl_relaxed(base + data->soc_data->reg_enable) & 0x1)) { - dev_err(dev, "Domain-%d cpufreq hardware not enabled\n", index); - ret = -ENODEV; - goto error; - } - - qcom_get_related_cpus(index, policy->cpus); + cpu_count = qcom_get_related_cpus(index, policy->cpus); if (!cpumask_weight(policy->cpus)) { dev_err(dev, "Domain-%d failed to get related CPUs\n", index); ret = -ENOENT; goto error; } - policy->driver_data = data; + if (!data->soc_data->uses_tz) { + ret = qcom_cpufreq_hw_osm_setup(cpu_dev, policy, + cpu_count, index); + if (ret) { + dev_err(dev, "Cannot setup the OSM for CPU%d: %d\n", + policy->cpu, ret); + goto error; + } + } + + /* HW should be in enabled state to proceed */ + if (!(readl_relaxed(base + data->soc_data->reg_enable) & 0x1)) { + dev_err(dev, "Domain-%d cpufreq hardware not enabled\n", index); + ret = -ENODEV; + goto error; + } ret = qcom_cpufreq_hw_read_lut(cpu_dev, policy); if (ret) { @@ -1411,6 +1421,12 @@ static int qcom_cpufreq_hw_cpu_init(struct cpufreq_policy *policy) goto error; } + transition_latency = dev_pm_opp_get_max_transition_latency(cpu_dev); + if (!transition_latency) + transition_latency = CPUFREQ_ETERNAL; + + policy->cpuinfo.transition_latency = transition_latency; + dev_pm_opp_of_register_em(cpu_dev, policy->cpus); if (policy_has_boost_freq(policy)) { @@ -1421,6 +1437,7 @@ static int qcom_cpufreq_hw_cpu_init(struct cpufreq_policy *policy) return 0; error: + policy->driver_data = NULL; kfree(data); unmap_base: iounmap(base); From patchwork Thu Jul 1 10:57:29 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: 469336 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,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 E262DC11F73 for ; Thu, 1 Jul 2021 10:57:46 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id C52A961490 for ; Thu, 1 Jul 2021 10:57:46 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236256AbhGALAP (ORCPT ); Thu, 1 Jul 2021 07:00:15 -0400 Received: from relay06.th.seeweb.it ([5.144.164.167]:35843 "EHLO relay06.th.seeweb.it" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236194AbhGALAN (ORCPT ); Thu, 1 Jul 2021 07:00:13 -0400 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-r2.th.seeweb.it (Postfix) with ESMTPSA id C7CB13F640; Thu, 1 Jul 2021 12:57:39 +0200 (CEST) From: AngeloGioacchino Del Regno To: bjorn.andersson@linaro.org Cc: viresh.kumar@linaro.org, agross@kernel.org, rjw@rjwysocki.net, devicetree@vger.kernel.org, robh+dt@kernel.org, amit.kucheria@linaro.org, linux-pm@vger.kernel.org, linux-kernel@vger.kernel.org, phone-devel@vger.kernel.org, konrad.dybcio@somainline.org, marijn.suijten@somainline.org, martin.botka@somainline.org, jami.kettunen@somainline.org, paul.bouchara@somainline.org, ~postmarketos/upstreaming@lists.sr.ht, jeffrey.l.hugo@gmail.com, AngeloGioacchino Del Regno Subject: [PATCH v6 8/9] dt-bindings: cpufreq: qcom-hw: Add bindings for 8998 Date: Thu, 1 Jul 2021 12:57:29 +0200 Message-Id: <20210701105730.322718-9-angelogioacchino.delregno@somainline.org> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20210701105730.322718-1-angelogioacchino.delregno@somainline.org> References: <20210701105730.322718-1-angelogioacchino.delregno@somainline.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-pm@vger.kernel.org The OSM programming addition has been done under the qcom,cpufreq-hw-8998 compatible name: specify the requirement of two additional register spaces for this functionality. This implementation, with the same compatible, has been tested on MSM8998 and SDM630. Signed-off-by: AngeloGioacchino Del Regno --- .../bindings/cpufreq/cpufreq-qcom-hw.yaml | 67 ++++++++++++++----- 1 file changed, 52 insertions(+), 15 deletions(-) diff --git a/Documentation/devicetree/bindings/cpufreq/cpufreq-qcom-hw.yaml b/Documentation/devicetree/bindings/cpufreq/cpufreq-qcom-hw.yaml index bc81b6203e27..29b663321a0b 100644 --- a/Documentation/devicetree/bindings/cpufreq/cpufreq-qcom-hw.yaml +++ b/Documentation/devicetree/bindings/cpufreq/cpufreq-qcom-hw.yaml @@ -18,6 +18,10 @@ description: | properties: compatible: oneOf: + - description: Non-secure v1 of CPUFREQ HW + items: + - const: qcom,cpufreq-hw-8998 + - description: v1 of CPUFREQ HW items: - const: qcom,cpufreq-hw @@ -28,21 +32,9 @@ properties: - qcom,sm8250-cpufreq-epss - const: qcom,cpufreq-epss - reg: - minItems: 2 - maxItems: 3 - items: - - description: Frequency domain 0 register region - - description: Frequency domain 1 register region - - description: Frequency domain 2 register region + reg: {} - reg-names: - minItems: 2 - maxItems: 3 - items: - - const: freq-domain0 - - const: freq-domain1 - - const: freq-domain2 + reg-names: {} clocks: items: @@ -57,10 +49,55 @@ properties: '#freq-domain-cells': const: 1 +if: + properties: + compatible: + contains: + const: qcom,cpufreq-hw-8998 +then: + properties: + reg: + minItems: 2 + maxItems: 6 + items: + - description: Frequency domain 0 register region + - description: Operating State Manager domain 0 register region + - description: Frequency domain 1 register region + - description: Operating State Manager domain 1 register region + - description: PLL ACD domain 0 register region (if ACD programming required) + - description: PLL ACD domain 1 register region (if ACD programming required) + + reg-names: + minItems: 2 + maxItems: 6 + items: + - const: "osm-domain0" + - const: "freq-domain0" + - const: "osm-domain1" + - const: "freq-domain1" + - const: "osm-acd0" + - const: "osm-acd1" + +else: + properties: + reg: + minItems: 2 + maxItems: 3 + items: + - description: Frequency domain 0 register region + - description: Frequency domain 1 register region + - description: Frequency domain 2 register region + reg-names: + minItems: 2 + maxItems: 3 + items: + - const: "freq-domain0" + - const: "freq-domain1" + - const: "freq-domain2" + required: - compatible - reg - - reg-names - clocks - clock-names - '#freq-domain-cells'