Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20;
MIME-Version: 1.0
References: <20230411083257.16155-1-mason.huo@starfivetech.com>
In-Reply-To: <20230411083257.16155-1-mason.huo@starfivetech.com>
From:   "Rafael J. Wysocki" <rafael@kernel.org>
Date:   Tue, 11 Apr 2023 17:58:57 +0200
Message-ID: <CAJZ5v0j_MCv6e08qYKMhiZ2kKzovO+W4scMAKUokNJvt2myS-A@mail.gmail.com>
Subject: Re: [PATCH v1 0/3] Add JH7110 cpufreq support
To:     Mason Huo <mason.huo@starfivetech.com>,
        Viresh Kumar <viresh.kumar@linaro.org>
Cc:     Emil Renner Berthing <kernel@esmil.dk>,
        Rob Herring <robh+dt@kernel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
        Conor Dooley <conor@kernel.org>,
        Paul Walmsley <paul.walmsley@sifive.com>,
        Palmer Dabbelt <palmer@dabbelt.com>,
        Albert Ou <aou@eecs.berkeley.edu>,
        Shengyu Qu <wiagn233@outlook.com>, linux-pm@vger.kernel.org,
        devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
        linux-riscv@lists.infradead.org
Content-Type: text/plain; charset="UTF-8"
Content-Transfer-Encoding: 8BIT
Precedence: bulk

On Tue, Apr 11, 2023 at 10:33 AM Mason Huo <mason.huo@starfivetech.com> wrote:
>
> The StarFive JH7110 SoC has four RISC-V cores,
> and it supports up to 4 cpu frequency loads.
>
> This patchset adds the compatible strings into the allowlist
> for supporting the generic cpufreq driver on JH7110 SoC.
> Also, it enables the axp15060 pmic for the cpu power source.
>
> The series has been tested on the VisionFive 2 boards which
> are equipped with JH7110 SoC and axp15060 pmic.
>
>
> This patchset is based on v6.3-rc4 with these patches applied:
> [1] ("Basic clock, reset & device tree support for StarFive JH7110 RISC-V SoC")
>     https://lore.kernel.org/all/20230401111934.130844-1-hal.feng@starfivetech.com/
> [2] ("Add X-Powers AXP15060 PMIC support")
>     https://lore.kernel.org/all/TY3P286MB2611A814E580C96DC6F187B798969@TY3P286MB2611.JPNP286.PROD.OUTLOOK.COM/
>
> Mason Huo (3):
>   riscv: dts: starfive: Enable axp15060 pmic for cpufreq
>   cpufreq: dt-platdev: Add JH7110 SOC to the allowlist
>   riscv: dts: starfive: Add cpu scaling for JH7110 SoC
>
>  .../jh7110-starfive-visionfive-2.dtsi         | 40 +++++++++++++++++++
>  arch/riscv/boot/dts/starfive/jh7110.dtsi      | 25 ++++++++++++
>  drivers/cpufreq/cpufreq-dt-platdev.c          |  1 +
>  3 files changed, 66 insertions(+)

Viresh, can you have a look at this, please?

It is very similar to the ARM thing AFAICS.