[PATCH v4 6/6] mtd: nand: gpmi: support NAND on i.MX6UL

Han Xu xhnjupt at gmail.com
Wed Oct 21 14:56:50 PDT 2015


Sorry for sending the wrong patch series, please kindly ignore all
patch series v4 and only check the series v5.

On Wed, Oct 21, 2015 at 4:40 PM, Han Xu <b45815 at freescale.com> wrote:
> support GPMI NAND on i.MX6UL
>
> Signed-off-by: Han Xu <han.xu at freescale.com>
> ---
>  drivers/mtd/nand/gpmi-nand/gpmi-nand.c | 9 +++++++++
>  drivers/mtd/nand/gpmi-nand/gpmi-nand.h | 4 +++-
>  2 files changed, 12 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/mtd/nand/gpmi-nand/gpmi-nand.c b/drivers/mtd/nand/gpmi-nand/gpmi-nand.c
> index e038258..ed4e874 100644
> --- a/drivers/mtd/nand/gpmi-nand/gpmi-nand.c
> +++ b/drivers/mtd/nand/gpmi-nand/gpmi-nand.c
> @@ -89,6 +89,12 @@ static const struct gpmi_devdata gpmi_devdata_imx7d = {
>         .max_chain_delay = 12,
>  };
>
> +static const struct gpmi_devdata gpmi_devdata_imx6ul = {
> +       .type = IS_MX6UL,
> +       .bch_max_ecc_strength = 40,
> +       .max_chain_delay = 12,
> +};
> +
>  static irqreturn_t bch_irq(int irq, void *cookie)
>  {
>         struct gpmi_nand_data *this = cookie;
> @@ -2016,6 +2022,9 @@ static const struct of_device_id gpmi_nand_id_table[] = {
>                 .compatible = "fsl,imx6sx-gpmi-nand",
>                 .data = &gpmi_devdata_imx6sx,
>         }, {
> +               .compatible = "fsl,imx6ul-gpmi-nand",
> +               .data = (void *)&gpmi_devdata_imx6ul,
> +       }, {
>                 .compatible = "fsl,imx7d-gpmi-nand",
>                 .data = (void *)&gpmi_devdata_imx7d,
>         }
> diff --git a/drivers/mtd/nand/gpmi-nand/gpmi-nand.h b/drivers/mtd/nand/gpmi-nand/gpmi-nand.h
> index 149a442..331f98e 100644
> --- a/drivers/mtd/nand/gpmi-nand/gpmi-nand.h
> +++ b/drivers/mtd/nand/gpmi-nand/gpmi-nand.h
> @@ -126,6 +126,7 @@ enum gpmi_type {
>         IS_MX6QP,
>         IS_MX6SX,
>         IS_MX7D,
> +       IS_MX6UL,
>  };
>
>  struct gpmi_devdata {
> @@ -310,8 +311,9 @@ void gpmi_copy_bits(u8 *dst, size_t dst_bit_off,
>  #define GPMI_IS_MX6QP(x)       ((x)->devdata->type == IS_MX6QP)
>  #define GPMI_IS_MX6SX(x)       ((x)->devdata->type == IS_MX6SX)
>  #define GPMI_IS_MX7D(x)                ((x)->devdata->type == IS_MX7D)
> +#define GPMI_IS_MX6UL(x)       ((x)->devdata->type == IS_MX6UL)
>
>  #define GPMI_IS_MX6(x)         (GPMI_IS_MX6Q(x) || GPMI_IS_MX6QP(x)\
> -          || GPMI_IS_MX6SX(x))
> +          || GPMI_IS_MX6SX(x) || GPMI_IS_MX6UL(x))
>  #define GPMI_IS_MX7(x)         (GPMI_IS_MX7D(x))
>  #endif
> --
> 1.9.1
>
>
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