[PATCH v4 2/2] PCI: mediatek-gen3: Add power and reset control feature for downstream component

AngeloGioacchino Del Regno angelogioacchino.delregno at collabora.com
Mon Nov 6 00:23:55 PST 2023


Il 06/11/23 07:12, Jian Yang ha scritto:
> From: "jian.yang" <jian.yang at mediatek.com>
> 
> Make MediaTek's controller driver capable of controlling power
> supplies and reset pin of a downstream component in power-on and
> power-off process.
> 
> Some downstream components (e.g., a WIFI chip) may need an extra
> reset other than PERST# and their power supplies, depending on
> the requirements of platform, may need to controlled by their
> parent's driver. To meet the requirements described above, I add this
> feature to MediaTek's PCIe controller driver as an optional feature.
> 
> Signed-off-by: jian.yang <jian.yang at mediatek.com>

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





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