On 16 January 2017 at 14:35, Uwe Kleine-König
<u.kleine-koenig@xxxxxxxxxxxxxx> wrote:
> The MR25 family doesn't support JEDEC, so they need explicit mentioning
> in the list of supported spi IDs. This makes it possible to add these
> using for example:
>
> compatible = "everspin,mr25h40";
>
> Signed-off-by: Uwe Kleine-König <u.kleine-koenig@xxxxxxxxxxxxxx>
> ---
> Hello,
>
> independent of the decision if -nonjedec is ok for m25p, this is needed
> to make Everspin's MRAMs work.
>
> Best regards
> Uwe
>
> drivers/mtd/devices/m25p80.c | 5 +++++
> 1 file changed, 5 insertions(+)
>
> diff --git a/drivers/mtd/devices/m25p80.c b/drivers/mtd/devices/m25p80.c
> --- a/drivers/mtd/devices/m25p80.c
> +++ b/drivers/mtd/devices/m25p80.c
> @@ -305,6 +305,11 @@ static const struct spi_device_id m25p_ids[] = {
> {"m25p40-nonjedec"}, {"m25p80-nonjedec"}, {"m25p16-nonjedec"},
> {"m25p32-nonjedec"}, {"m25p64-nonjedec"}, {"m25p128-nonjedec"},
>
> + /* Everspin MRAMs without JEDEC support */
> + { "mr25h256" }, /* 256 kib, 40 MHz */
A trivial thing: I think it should be Kib
https://en.wikipedia.org/wiki/Binary_prefix
--
Rafał
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