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(-)
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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