[PATCH] drivers: mtd: nand: nand_mxs: enable nand_mxs on imx7

Sascha Hauer sha at pengutronix.de
Tue Aug 30 23:41:53 PDT 2022


On Tue, Aug 30, 2022 at 10:06:13AM +0200, Johannes Zink wrote:
> The i.MX7 GPMI NAND controller is completely backwards compatible with
> the version of the IP on the i.MX6. There are additional features like
> increased ECC strength, that we may want to use in future, but for now
> treating it the same as an i.MX6 works without problems.
> 
> Since the gpmi_nand driver requires the MXS_APBH_DMA driver, also switch it on.
> 
> Signed-off-by: Johannes Zink <j.zink at pengutronix.de>
> ---
>  drivers/dma/Kconfig         | 2 +-
>  drivers/mtd/nand/nand_mxs.c | 3 +++
>  2 files changed, 4 insertions(+), 1 deletion(-)

Applied, thanks

Sascha

> 
> diff --git a/drivers/dma/Kconfig b/drivers/dma/Kconfig
> index 4802bf522d..46b9b90d82 100644
> --- a/drivers/dma/Kconfig
> +++ b/drivers/dma/Kconfig
> @@ -3,7 +3,7 @@ menu "DMA support"
>  
>  config MXS_APBH_DMA
>  	tristate "MXS APBH DMA ENGINE"
> -	depends on ARCH_IMX23 || ARCH_IMX28 || ARCH_IMX6
> +	depends on ARCH_IMX23 || ARCH_IMX28 || ARCH_IMX6 || ARCH_IMX7
>  	select STMP_DEVICE
>  	help
>  	  Experimental!
> diff --git a/drivers/mtd/nand/nand_mxs.c b/drivers/mtd/nand/nand_mxs.c
> index 6f707f9b17..8991758e2b 100644
> --- a/drivers/mtd/nand/nand_mxs.c
> +++ b/drivers/mtd/nand/nand_mxs.c
> @@ -2271,6 +2271,9 @@ static __maybe_unused struct of_device_id gpmi_dt_ids[] = {
>  	}, {
>  		.compatible = "fsl,imx6q-gpmi-nand",
>  		.data = (void *)GPMI_IMX6,
> +	}, {
> +		.compatible = "fsl,imx7d-gpmi-nand",
> +		.data = (void *)GPMI_IMX6,
>  	}, {
>  		/* sentinel */
>  	}
> -- 
> 2.30.2
> 
> 
> 

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