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Message-ID: <355198a9-c5f8-3caa-243a-bd0c544caf8d@collabora.com>
Date:   Tue, 6 Jun 2023 09:41:49 +0200
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Subject: Re: [PATCH] cpufreq: mediatek: correct voltages for MT7622 and MT7623
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To:     Daniel Golle <daniel@makrotopia.org>, linux-pm@vger.kernel.org,
        linux-mediatek@lists.infradead.org,
        linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org,
        Jia-Wei Chang <jia-wei.chang@mediatek.com>,
        Matthias Brugger <matthias.bgg@gmail.com>,
        Viresh Kumar <viresh.kumar@linaro.org>,
        "Rafael J. Wysocki" <rafael@kernel.org>
References: <9d7e62049e3442582bd64dbc9e4d2a64f1ad0c1a.camel@mediatek.com>
 <ZH3umLU883eGbYBx@makrotopia.org>
From:   AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@collabora.com>
In-Reply-To: <ZH3umLU883eGbYBx@makrotopia.org>
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Precedence: bulk

Il 05/06/23 16:18, Daniel Golle ha scritto:
> The MT6380 regulator typically used together with MT7622 does not
> support the current maximum processor and SRAM voltage in the cpufreq
> driver (1360000uV).
> For MT7622 limit processor and SRAM supply voltages to 1350000uV to
> avoid having the tracking algorithm request unsupported voltages from
> the regulator.
> 
> On MT7623 there is no separate SRAM supply and the maximum voltage used
> is 1300000uV. Create dedicated platform data for MT7623 to cover that
> case as well.
> 
> Fixes: 0883426fd07e3 ("cpufreq: mediatek: Raise proc and sram max voltage for MT7622/7623")
> Suggested-by: Jia-wei Chang <Jia-wei.Chang@mediatek.com>
> Signed-off-by: Daniel Golle <daniel@makrotopia.org>

Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>