[PATCH 7/7] mtd: spi-nor: fsl-quadspi: fix unsupported cmd when run flash_erase

[Han Xu]

On Tue, Jul 21, 2015 at 2:39 PM,  <Frank.Li at freescale.com> wrote:
> From: Frank Li <Frank.Li at freescale.com>
>
> fsl-quadspi 21e0000.qspi: Unsupported cmd 0x20
>
> when config CONFIG_MTD_SPI_NOR_USE_4K_SECTORS enable,
> erase will use SPINOR_OP_BE_4K, which was not supported by fsl-quadspi
> driver
>
> Signed-off-by: Frank Li <Frank.Li at freescale.com>

Acked-by: Han Xu <han.xu at freescale.com>

> ---
>  drivers/mtd/spi-nor/fsl-quadspi.c | 6 ++++--
>  1 file changed, 4 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/mtd/spi-nor/fsl-quadspi.c b/drivers/mtd/spi-nor/fsl-quadspi.c
> index 68054c1..d2981c5 100644
> --- a/drivers/mtd/spi-nor/fsl-quadspi.c
> +++ b/drivers/mtd/spi-nor/fsl-quadspi.c
> @@ -396,11 +396,11 @@ static void fsl_qspi_init_lut(struct fsl_qspi *q)
>         lut_base = SEQID_SE * 4;
>
>         if (q->nor_size <= SZ_16M) {
> -               cmd = SPINOR_OP_SE;
> +               cmd = q->nor[0].erase_opcode;
>                 addrlen = ADDR24BIT;
>         } else {
>                 /* use the 4-byte address */
> -               cmd = SPINOR_OP_SE;
> +               cmd = q->nor[0].erase_opcode;
>                 addrlen = ADDR32BIT;
>         }
>
> @@ -471,6 +471,8 @@ static int fsl_qspi_get_seqid(struct fsl_qspi *q, u8 cmd)
>         case SPINOR_OP_BRWR:
>                 return SEQID_BRWR;
>         default:
> +               if (cmd == q->nor[0].erase_opcode)
> +                       return SEQID_SE;
>                 dev_err(q->dev, "Unsupported cmd 0x%.2x\n", cmd);
>                 break;
>         }
> --
> 1.9.1
>
>
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