Re: [PATCH] mmc: mxs-mmc: Add support for non-removable cards

[Marek Vasut]

Dear Alexandre Pereira da Silva,

> Some boards and card slots doesn't have card detect feature available.
> In that case allow to mark the cards as non-removable, via devicetree.
> 
> Signed-off-by: Alexandre Pereira da Silva <aletes.xgr@xxxxxxxxx>

Looks good,

Reviewed-by: Marek Vasut <marex@xxxxxxx>

btw. did you know you can let git send-email automatically handle CC for you so 
you don't have to type it into the command line by simply sticking

Cc: Us Er <e@xxxxx>

in the commit message? Preferably under the SoB line.

> ---
>  drivers/mmc/host/mxs-mmc.c |    6 ++++++
>  1 file changed, 6 insertions(+)
> 
> diff --git a/drivers/mmc/host/mxs-mmc.c b/drivers/mmc/host/mxs-mmc.c
> index 4efe302..7d2cd74 100644
> --- a/drivers/mmc/host/mxs-mmc.c
> +++ b/drivers/mmc/host/mxs-mmc.c
> @@ -95,6 +95,9 @@ static int mxs_mmc_get_cd(struct mmc_host *mmc)
>  	struct mxs_mmc_host *host = mmc_priv(mmc);
>  	struct mxs_ssp *ssp = &host->ssp;
> 
> +	if (mmc->caps & MMC_CAP_NONREMOVABLE)
> +		return 1;
> +
>  	return !(readl(ssp->base + HW_SSP_STATUS(ssp)) &
>  		 BM_SSP_STATUS_CARD_DETECT);
>  }
> @@ -691,6 +694,9 @@ static int mxs_mmc_probe(struct platform_device *pdev)
>  	if (flags & OF_GPIO_ACTIVE_LOW)
>  		host->wp_inverted = 1;
> 
> +	if (of_find_property(np, "non-removable", NULL))
> +		mmc->caps |= MMC_CAP_NONREMOVABLE;
> +
>  	mmc->f_min = 400000;
>  	mmc->f_max = 288000000;
>  	mmc->ocr_avail = MMC_VDD_32_33 | MMC_VDD_33_34;

Best regards,
Marek Vasut
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