Re: [PATCH] nvmem: ocotp: Fix writing of second mac address fuses on imx6ul

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On Wed, Dec 19, 2018 at 03:07:03PM +0100, Stefan Riedmueller wrote:
> Commit 19a32c0f6bf0 ("nvmem: ocotp: Add support for second mac address
> fuses on imx6ul") added support for correctly reading the second MAC
> address from fuses of the i.MX 6UL/ULL but not for writing. So also fit
> writing of the second MAC address fuses to the correct method.
> 
> Signed-off-by: Stefan Riedmueller <s.riedmueller@xxxxxxxxx>
> ---
>  drivers/nvmem/ocotp.c | 13 +++++++++++--
>  1 file changed, 11 insertions(+), 2 deletions(-)

Applied, thanks

Sascha

> 
> diff --git a/drivers/nvmem/ocotp.c b/drivers/nvmem/ocotp.c
> index e0cf35f0b73c..d904bd08f0c5 100644
> --- a/drivers/nvmem/ocotp.c
> +++ b/drivers/nvmem/ocotp.c
> @@ -446,9 +446,18 @@ static int imx_ocotp_set_mac(struct param_d *param, void *priv)
>  {
>  	char buf[MAC_BYTES];
>  	struct ocotp_priv_ethaddr *ethaddr = priv;
> +	int ret;
>  
> -	ethaddr->data->format_mac(buf, ethaddr->value,
> -				  OCOTP_MAC_TO_HW);
> +	ret = regmap_bulk_read(ethaddr->map, ethaddr->offset, buf, MAC_BYTES);
> +	if (ret < 0)
> +		return ret;
> +
> +	if (ethaddr->offset != IMX6UL_MAC_OFFSET_1)
> +		ethaddr->data->format_mac(buf, ethaddr->value,
> +					  OCOTP_MAC_TO_HW);
> +	else
> +		ethaddr->data->format_mac(buf + 2, ethaddr->value,
> +					  OCOTP_MAC_TO_HW);
>  
>  	return regmap_bulk_write(ethaddr->map, ethaddr->offset,
>  				 buf, MAC_BYTES);
> -- 
> 2.7.4
> 
> 
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