Re: [PATCH v2 6/6] mmc: sdhci-of-arasan: overwrite enhanced strobe callback

["Sören Brinkmann" <soren.brinkmann-gjFFaj9aHVfQT0dZR+AlfA@public.gmane.org>]

On Fri, 2016-04-29 at 10:48:34 +0800, Shawn Lin wrote:
> Currently sdhci-arasan 5.1 can support enhanced strobe function,
> and we now limit it just for "arasan,sdhci-5.1". Add
> mmc-hs400-enhanced-strobe in DT to enable the function if we'r sure
> our controller can support it.
> 
> Signed-off-by: Shawn Lin <shawn.lin-TNX95d0MmH7DzftRWevZcw@public.gmane.org>
> ---
> 
> Changes in v2: None
> 
>  drivers/mmc/host/sdhci-of-arasan.c | 22 ++++++++++++++++++++++
>  1 file changed, 22 insertions(+)
> 
> diff --git a/drivers/mmc/host/sdhci-of-arasan.c b/drivers/mmc/host/sdhci-of-arasan.c
> index 20b859e..a0e4536 100644
> --- a/drivers/mmc/host/sdhci-of-arasan.c
> +++ b/drivers/mmc/host/sdhci-of-arasan.c
> @@ -25,7 +25,9 @@
>  #include "sdhci-pltfm.h"
>  
>  #define SDHCI_ARASAN_CLK_CTRL_OFFSET	0x2c
> +#define SDHCI_ARASAN_VENDOR_REGISTER	0x78

Just as a note: This register doesn't seem to exist in the IP version
Zynq is using. So, as long as we exclude that version from accessing it,
things should be fine (IIUC, that is the case).

Acked-by: Sören Brinkmann <soren.brinkmann-gjFFaj9aHVfQT0dZR+AlfA@public.gmane.org>

	Sören
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