Il 12/04/24 09:30, Chen-Yu Tsai ha scritto:
> The MediaTek MT7921S is a WiFi/Bluetooth combo chip that works over
> SDIO. WiFi and Bluetooth are separate SDIO functions within the chip.
> While the Bluetooth SDIO function is fully discoverable, the chip has
> a pin that can reset just the Bluetooth core, as opposed to the full
> chip. This should be described in the device tree.
>
> Add a device tree binding for the Bluetooth SDIO function of the MT7921S
> specifically to document the reset line. This binding is based on the MMC
> controller binding, which specifies one device node per SDIO function.
>
> Cc: Sean Wang <[email protected]>
> Signed-off-by: Chen-Yu Tsai <[email protected]>
Reviewed-by: AngeloGioacchino Del Regno <[email protected]>