linux-kernel - Re: [PATCH v3 11/11] drm/panfrost: Add support for Mali on the MT8186 SoC

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Date:   Fri, 24 Feb 2023 08:46:05 +0000
From:   Steven Price <steven.price@....com>
To:     AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@...labora.com>, airlied@...il.com
Cc:     daniel@...ll.ch, robh+dt@...nel.org,
        krzysztof.kozlowski+dt@...aro.org, alyssa.rosenzweig@...labora.com,
        matthias.bgg@...il.com, robh@...nel.org,
        dri-devel@...ts.freedesktop.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-mediatek@...ts.infradead.org, wenst@...omium.org
Subject: Re: [PATCH v3 11/11] drm/panfrost: Add support for Mali on the MT8186
 SoC

On 23/02/2023 13:34, AngeloGioacchino Del Regno wrote:
> MediaTek MT8186 has a Mali-G52 MC2 2EE (Bifrost): add a new compatible
> and platform data using the same supplies list as "mt8183_b" (only one
> regulator), and a new pm_domains list with only two power domains.
> 
> Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>

Reviewed-by: Steven Price <steven.price@....com>

> ---
>  drivers/gpu/drm/panfrost/panfrost_drv.c | 9 +++++++++
>  1 file changed, 9 insertions(+)
> 
> diff --git a/drivers/gpu/drm/panfrost/panfrost_drv.c b/drivers/gpu/drm/panfrost/panfrost_drv.c
> index 14cdeaeeb5c4..e4053bf84c62 100644
> --- a/drivers/gpu/drm/panfrost/panfrost_drv.c
> +++ b/drivers/gpu/drm/panfrost/panfrost_drv.c
> @@ -679,6 +679,14 @@ static const struct panfrost_compatible mediatek_mt8183_b_data = {
>  	.pm_domain_names = mediatek_mt8183_pm_domains,
>  };
>  
> +static const char * const mediatek_mt8186_pm_domains[] = { "core0", "core1" };
> +static const struct panfrost_compatible mediatek_mt8186_data = {
> +	.num_supplies = ARRAY_SIZE(mediatek_mt8183_b_supplies) - 1,
> +	.supply_names = mediatek_mt8183_b_supplies,
> +	.num_pm_domains = ARRAY_SIZE(mediatek_mt8186_pm_domains),
> +	.pm_domain_names = mediatek_mt8186_pm_domains,
> +};
> +
>  static const char * const mediatek_mt8192_supplies[] = { "mali", NULL };
>  static const char * const mediatek_mt8192_pm_domains[] = { "core0", "core1", "core2",
>  							   "core3", "core4" };
> @@ -708,6 +716,7 @@ static const struct of_device_id dt_match[] = {
>  	{ .compatible = "arm,mali-valhall-jm", .data = &default_data, },
>  	{ .compatible = "mediatek,mt8183-mali", .data = &mediatek_mt8183_data },
>  	{ .compatible = "mediatek,mt8183b-mali", .data = &mediatek_mt8183_b_data },
> +	{ .compatible = "mediatek,mt8186-mali", .data = &mediatek_mt8186_data },
>  	{ .compatible = "mediatek,mt8192-mali", .data = &mediatek_mt8192_data },
>  	{}
>  };