Re: [PATCH v3 01/24] mmc: sdio: add SDIO IDs for Silabs WF200 chip

From: Kalle Valo
Date: Tue Dec 22 2020 - 10:05:51 EST


Jerome Pouiller <Jerome.Pouiller@xxxxxxxxxx> writes:

> From: Jérôme Pouiller <jerome.pouiller@xxxxxxxxxx>
>
> Add Silabs SDIO ID to sdio_ids.h.
>
> Note that the values used by Silabs are uncommon. A driver cannot fully
> rely on the SDIO PnP. It should also check if the device is declared in
> the DT.
>
> Signed-off-by: Jérôme Pouiller <jerome.pouiller@xxxxxxxxxx>
> ---
> include/linux/mmc/sdio_ids.h | 5 +++++
> 1 file changed, 5 insertions(+)
>
> diff --git a/include/linux/mmc/sdio_ids.h b/include/linux/mmc/sdio_ids.h
> index 12036619346c..20a48162f7fc 100644
> --- a/include/linux/mmc/sdio_ids.h
> +++ b/include/linux/mmc/sdio_ids.h
> @@ -25,6 +25,11 @@
> * Vendors and devices. Sort key: vendor first, device next.
> */
>
> +// Silabs does not use a reliable vendor ID. To avoid conflicts, the driver
> +// won't probe the device if it is not also declared in the DT.

C++ comments?

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