[PATCH v1 1/7] mtd: spi-nor: fix the wrong dummy value
Marek Vasut
marex at denx.de
Wed Apr 23 12:41:26 PDT 2014
On Wednesday, April 23, 2014 at 12:16:49 PM, Huang Shijie wrote:
> For the DDR Quad read, the dummy cycles maybe 3 or 6 which is less then 8.
> The dummy cycles is actually 8 for SPI fast/dual/quad read.
>
> This patch makes preparations for the DDR quad read, it fixes the wrong
> dummy value for both the spi-nor.c and m25p80.c.
>
> Signed-off-by: Huang Shijie <b32955 at freescale.com>
This patch is actually V2, right ?
> ---
> drivers/mtd/devices/m25p80.c | 5 ++++-
> drivers/mtd/spi-nor/spi-nor.c | 2 +-
> 2 files changed, 5 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/mtd/devices/m25p80.c b/drivers/mtd/devices/m25p80.c
> index 1557d8f..693e25f 100644
> --- a/drivers/mtd/devices/m25p80.c
> +++ b/drivers/mtd/devices/m25p80.c
> @@ -128,9 +128,12 @@ static int m25p80_read(struct spi_nor *nor, loff_t
> from, size_t len, struct spi_device *spi = flash->spi;
> struct spi_transfer t[2];
> struct spi_message m;
> - int dummy = nor->read_dummy;
> + unsigned int dummy = nor->read_dummy;
> int ret;
>
> + /* convert the dummy cycles to the number of byte */
'bytes', plural ...
[...]
Best regards,
Marek Vasut
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