From patchwork Tue Jun 6 10:56:55 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mason Huo X-Patchwork-Id: 689920 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 D4A4FC7EE24 for ; Tue, 6 Jun 2023 10:58:09 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237465AbjFFK6I convert rfc822-to-8bit (ORCPT ); Tue, 6 Jun 2023 06:58:08 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:37900 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235767AbjFFK5Q (ORCPT ); Tue, 6 Jun 2023 06:57:16 -0400 Received: from ex01.ufhost.com (ex01.ufhost.com [61.152.239.75]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 611C3170B; Tue, 6 Jun 2023 03:57:01 -0700 (PDT) Received: from EXMBX165.cuchost.com (unknown [175.102.18.54]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client CN "EXMBX165", Issuer "EXMBX165" (not verified)) by ex01.ufhost.com (Postfix) with ESMTP id 77B8C24E28F; Tue, 6 Jun 2023 18:56:59 +0800 (CST) Received: from EXMBX067.cuchost.com (172.16.6.67) by EXMBX165.cuchost.com (172.16.6.75) with Microsoft SMTP Server (TLS) id 15.0.1497.42; Tue, 6 Jun 2023 18:56:59 +0800 Received: from localhost.localdomain (183.27.98.75) by EXMBX067.cuchost.com (172.16.6.67) with Microsoft SMTP Server (TLS) id 15.0.1497.42; Tue, 6 Jun 2023 18:56:58 +0800 From: Mason Huo To: "Rafael J. Wysocki" , Viresh Kumar , Emil Renner Berthing , "Rob Herring" , Krzysztof Kozlowski , Conor Dooley , "Paul Walmsley" , Palmer Dabbelt , Albert Ou CC: Shengyu Qu , , , , , Mason Huo Subject: [PATCH v4 2/3] cpufreq: dt-platdev: Add JH7110 SOC to the allowlist Date: Tue, 6 Jun 2023 18:56:55 +0800 Message-ID: <20230606105656.124355-3-mason.huo@starfivetech.com> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20230606105656.124355-1-mason.huo@starfivetech.com> References: <20230606105656.124355-1-mason.huo@starfivetech.com> MIME-Version: 1.0 X-Originating-IP: [183.27.98.75] X-ClientProxiedBy: EXCAS066.cuchost.com (172.16.6.26) To EXMBX067.cuchost.com (172.16.6.67) X-YovoleRuleAgent: yovoleflag Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Add the compatible strings for supporting the generic cpufreq driver on the StarFive JH7110 SoC. Signed-off-by: Mason Huo --- drivers/cpufreq/cpufreq-dt-platdev.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/cpufreq/cpufreq-dt-platdev.c b/drivers/cpufreq/cpufreq-dt-platdev.c index 338cf6cc6596..14aa8281c7f4 100644 --- a/drivers/cpufreq/cpufreq-dt-platdev.c +++ b/drivers/cpufreq/cpufreq-dt-platdev.c @@ -85,6 +85,8 @@ static const struct of_device_id allowlist[] __initconst = { { .compatible = "st-ericsson,u9500", }, { .compatible = "st-ericsson,u9540", }, + { .compatible = "starfive,jh7110", }, + { .compatible = "ti,omap2", }, { .compatible = "ti,omap4", }, { .compatible = "ti,omap5", }, From patchwork Tue Jun 6 10:56:56 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mason Huo X-Patchwork-Id: 689919 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 2B6D8C7EE33 for ; Tue, 6 Jun 2023 10:58:12 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237204AbjFFK6K convert rfc822-to-8bit (ORCPT ); Tue, 6 Jun 2023 06:58:10 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:37902 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235920AbjFFK5R (ORCPT ); Tue, 6 Jun 2023 06:57:17 -0400 Received: from fd01.gateway.ufhost.com (fd01.gateway.ufhost.com [61.152.239.71]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 9B9B6170C; Tue, 6 Jun 2023 03:57:01 -0700 (PDT) Received: from EXMBX166.cuchost.com (unknown [175.102.18.54]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client CN "EXMBX166", Issuer "EXMBX166" (not verified)) by fd01.gateway.ufhost.com (Postfix) with ESMTP id 41B3781DC; Tue, 6 Jun 2023 18:57:00 +0800 (CST) Received: from EXMBX067.cuchost.com (172.16.6.67) by EXMBX166.cuchost.com (172.16.6.76) with Microsoft SMTP Server (TLS) id 15.0.1497.42; Tue, 6 Jun 2023 18:57:00 +0800 Received: from localhost.localdomain (183.27.98.75) by EXMBX067.cuchost.com (172.16.6.67) with Microsoft SMTP Server (TLS) id 15.0.1497.42; Tue, 6 Jun 2023 18:56:59 +0800 From: Mason Huo To: "Rafael J. Wysocki" , Viresh Kumar , Emil Renner Berthing , "Rob Herring" , Krzysztof Kozlowski , Conor Dooley , "Paul Walmsley" , Palmer Dabbelt , Albert Ou CC: Shengyu Qu , , , , , Mason Huo Subject: [PATCH v4 3/3] riscv: dts: starfive: Add cpu scaling for JH7110 SoC Date: Tue, 6 Jun 2023 18:56:56 +0800 Message-ID: <20230606105656.124355-4-mason.huo@starfivetech.com> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20230606105656.124355-1-mason.huo@starfivetech.com> References: <20230606105656.124355-1-mason.huo@starfivetech.com> MIME-Version: 1.0 X-Originating-IP: [183.27.98.75] X-ClientProxiedBy: EXCAS066.cuchost.com (172.16.6.26) To EXMBX067.cuchost.com (172.16.6.67) X-YovoleRuleAgent: yovoleflag Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Add the operating-points-v2 to support cpu scaling on StarFive JH7110 SoC. It supports up to 4 cpu frequency loads. Signed-off-by: Mason Huo --- .../jh7110-starfive-visionfive-2.dtsi | 16 +++++++++ arch/riscv/boot/dts/starfive/jh7110.dtsi | 33 +++++++++++++++++++ 2 files changed, 49 insertions(+) diff --git a/arch/riscv/boot/dts/starfive/jh7110-starfive-visionfive-2.dtsi b/arch/riscv/boot/dts/starfive/jh7110-starfive-visionfive-2.dtsi index 9714da5550d7..fa0061eb33a7 100644 --- a/arch/riscv/boot/dts/starfive/jh7110-starfive-visionfive-2.dtsi +++ b/arch/riscv/boot/dts/starfive/jh7110-starfive-visionfive-2.dtsi @@ -230,3 +230,19 @@ &uart0 { pinctrl-0 = <&uart0_pins>; status = "okay"; }; + +&U74_1 { + cpu-supply = <&vdd_cpu>; +}; + +&U74_2 { + cpu-supply = <&vdd_cpu>; +}; + +&U74_3 { + cpu-supply = <&vdd_cpu>; +}; + +&U74_4 { + cpu-supply = <&vdd_cpu>; +}; diff --git a/arch/riscv/boot/dts/starfive/jh7110.dtsi b/arch/riscv/boot/dts/starfive/jh7110.dtsi index 4c5fdb905da8..7eef88d2cedb 100644 --- a/arch/riscv/boot/dts/starfive/jh7110.dtsi +++ b/arch/riscv/boot/dts/starfive/jh7110.dtsi @@ -53,6 +53,9 @@ U74_1: cpu@1 { next-level-cache = <&ccache>; riscv,isa = "rv64imafdc_zba_zbb"; tlb-split; + operating-points-v2 = <&cpu_opp>; + clocks = <&syscrg JH7110_SYSCLK_CPU_CORE>; + clock-names = "cpu"; cpu1_intc: interrupt-controller { compatible = "riscv,cpu-intc"; @@ -79,6 +82,9 @@ U74_2: cpu@2 { next-level-cache = <&ccache>; riscv,isa = "rv64imafdc_zba_zbb"; tlb-split; + operating-points-v2 = <&cpu_opp>; + clocks = <&syscrg JH7110_SYSCLK_CPU_CORE>; + clock-names = "cpu"; cpu2_intc: interrupt-controller { compatible = "riscv,cpu-intc"; @@ -105,6 +111,9 @@ U74_3: cpu@3 { next-level-cache = <&ccache>; riscv,isa = "rv64imafdc_zba_zbb"; tlb-split; + operating-points-v2 = <&cpu_opp>; + clocks = <&syscrg JH7110_SYSCLK_CPU_CORE>; + clock-names = "cpu"; cpu3_intc: interrupt-controller { compatible = "riscv,cpu-intc"; @@ -131,6 +140,9 @@ U74_4: cpu@4 { next-level-cache = <&ccache>; riscv,isa = "rv64imafdc_zba_zbb"; tlb-split; + operating-points-v2 = <&cpu_opp>; + clocks = <&syscrg JH7110_SYSCLK_CPU_CORE>; + clock-names = "cpu"; cpu4_intc: interrupt-controller { compatible = "riscv,cpu-intc"; @@ -164,6 +176,27 @@ core4 { }; }; + cpu_opp: opp-table-0 { + compatible = "operating-points-v2"; + opp-shared; + opp-375000000 { + opp-hz = /bits/ 64 <375000000>; + opp-microvolt = <800000>; + }; + opp-500000000 { + opp-hz = /bits/ 64 <500000000>; + opp-microvolt = <800000>; + }; + opp-750000000 { + opp-hz = /bits/ 64 <750000000>; + opp-microvolt = <800000>; + }; + opp-1500000000 { + opp-hz = /bits/ 64 <1500000000>; + opp-microvolt = <1040000>; + }; + }; + gmac0_rgmii_rxin: gmac0-rgmii-rxin-clock { compatible = "fixed-clock"; clock-output-names = "gmac0_rgmii_rxin";