Re: [PATCH 1/2] nvmem: imx-ocotp: reverse MAC on imx6qdl

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Hello Nikolaus,

On 24.11.22 17:50, Nikolaus Voss wrote:
> Ethernet MAC on iMX6Q/DL is stored in OTP in little-endian byte order. I
> suspect that this is true for all iMX flavors. If so, we could get rid
> of the .reverse_mac_address attribute entirely.

I also think all i.MX flavors are similar here. The barebox driver has had
a MAC address parsing function for a few years[1] and it's the same for
all i.MX variants. The only different SoC is VF610, but that has a standalone
driver in Linux.

[1]: https://elixir.bootlin.com/barebox/v2022.11.0/source/drivers/nvmem/ocotp.c#L551

> Signed-off-by: Nikolaus Voss <nikolaus.voss@xxxxxxxxxxxxxxx>

Reviewed-by: Ahmad Fatoum <a.fatoum@xxxxxxxxxxxxxx>

Cheers,
Ahmad

> ---
>  drivers/nvmem/imx-ocotp.c | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/drivers/nvmem/imx-ocotp.c b/drivers/nvmem/imx-ocotp.c
> index 14284e866f26e..a39a0defb070a 100644
> --- a/drivers/nvmem/imx-ocotp.c
> +++ b/drivers/nvmem/imx-ocotp.c
> @@ -496,6 +496,7 @@ static const struct ocotp_params imx6q_params = {
>  	.bank_address_words = 0,
>  	.set_timing = imx_ocotp_set_imx6_timing,
>  	.ctrl = IMX_OCOTP_BM_CTRL_DEFAULT,
> +	.reverse_mac_address = true,
>  };
>  
>  static const struct ocotp_params imx6sl_params = {

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