diff options
Diffstat (limited to 'target/linux/mediatek/patches-5.15/350-19-cpufreq-mediatek-raise-proc-sram-max-voltage-for-MT8.patch')
| -rw-r--r-- | target/linux/mediatek/patches-5.15/350-19-cpufreq-mediatek-raise-proc-sram-max-voltage-for-MT8.patch | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/target/linux/mediatek/patches-5.15/350-19-cpufreq-mediatek-raise-proc-sram-max-voltage-for-MT8.patch b/target/linux/mediatek/patches-5.15/350-19-cpufreq-mediatek-raise-proc-sram-max-voltage-for-MT8.patch new file mode 100644 index 0000000000..2b7d229f1c --- /dev/null +++ b/target/linux/mediatek/patches-5.15/350-19-cpufreq-mediatek-raise-proc-sram-max-voltage-for-MT8.patch @@ -0,0 +1,55 @@ +From 24bc42a2d44cb821818717a5c607270921ec5d20 Mon Sep 17 00:00:00 2001 +From: Jia-Wei Chang <jia-wei.chang@mediatek.com> +Date: Fri, 24 Mar 2023 18:11:29 +0800 +Subject: [PATCH 19/21] cpufreq: mediatek: raise proc/sram max voltage for + MT8516 + +Since the upper boundary of proc/sram voltage of MT8516 is 1300 mV, +which is greater than the value of MT2701 1150 mV, we fix it by adding +the corresponding platform data and specify proc/sram_max_volt to +support MT8516. + +Signed-off-by: Jia-Wei Chang <jia-wei.chang@mediatek.com> +Fixes: ead858bd128d ("cpufreq: mediatek: Move voltage limits to platform data") +Fixes: 6a17b3876bc8 ("cpufreq: mediatek: Refine mtk_cpufreq_voltage_tracking()") +Reported-by: Nick Hainke <vincent@systemli.org> +Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com> +Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org> +--- + drivers/cpufreq/mediatek-cpufreq.c | 13 +++++++++++-- + 1 file changed, 11 insertions(+), 2 deletions(-) + +--- a/drivers/cpufreq/mediatek-cpufreq.c ++++ b/drivers/cpufreq/mediatek-cpufreq.c +@@ -711,20 +711,29 @@ static const struct mtk_cpufreq_platform + .ccifreq_supported = true, + }; + ++static const struct mtk_cpufreq_platform_data mt8516_platform_data = { ++ .min_volt_shift = 100000, ++ .max_volt_shift = 200000, ++ .proc_max_volt = 1310000, ++ .sram_min_volt = 0, ++ .sram_max_volt = 1310000, ++ .ccifreq_supported = false, ++}; ++ + /* List of machines supported by this driver */ + static const struct of_device_id mtk_cpufreq_machines[] __initconst = { + { .compatible = "mediatek,mt2701", .data = &mt2701_platform_data }, + { .compatible = "mediatek,mt2712", .data = &mt2701_platform_data }, + { .compatible = "mediatek,mt7622", .data = &mt2701_platform_data }, + { .compatible = "mediatek,mt7623", .data = &mt2701_platform_data }, +- { .compatible = "mediatek,mt8167", .data = &mt2701_platform_data }, ++ { .compatible = "mediatek,mt8167", .data = &mt8516_platform_data }, + { .compatible = "mediatek,mt817x", .data = &mt2701_platform_data }, + { .compatible = "mediatek,mt8173", .data = &mt2701_platform_data }, + { .compatible = "mediatek,mt8176", .data = &mt2701_platform_data }, + { .compatible = "mediatek,mt8183", .data = &mt8183_platform_data }, + { .compatible = "mediatek,mt8186", .data = &mt8186_platform_data }, + { .compatible = "mediatek,mt8365", .data = &mt2701_platform_data }, +- { .compatible = "mediatek,mt8516", .data = &mt2701_platform_data }, ++ { .compatible = "mediatek,mt8516", .data = &mt8516_platform_data }, + { } + }; + MODULE_DEVICE_TABLE(of, mtk_cpufreq_machines); |