diff options
| -rw-r--r-- | arch/arm/mach-imx/imx8ulp/soc.c | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/arch/arm/mach-imx/imx8ulp/soc.c b/arch/arm/mach-imx/imx8ulp/soc.c index e12e28d9e7..943ea7fb7e 100644 --- a/arch/arm/mach-imx/imx8ulp/soc.c +++ b/arch/arm/mach-imx/imx8ulp/soc.c @@ -588,7 +588,30 @@ __weak void __noreturn jump_to_image_no_args(struct spl_image_info *spl_image) void imx_get_mac_from_fuse(int dev_id, unsigned char *mac) { + u32 val[2] = {}; + int ret; + + ret = fuse_read(5, 3, &val[0]); + if (ret) + goto err; + + ret = fuse_read(5, 4, &val[1]); + if (ret) + goto err; + + mac[0] = val[0]; + mac[1] = val[0] >> 8; + mac[2] = val[0] >> 16; + mac[3] = val[0] >> 24; + mac[4] = val[1]; + mac[5] = val[1] >> 8; + + debug("%s: MAC%d: %02x.%02x.%02x.%02x.%02x.%02x\n", + __func__, dev_id, mac[0], mac[1], mac[2], mac[3], mac[4], mac[5]); + return; +err: memset(mac, 0, 6); + printf("%s: fuse read err: %d\n", __func__, ret); } int (*card_emmc_is_boot_part_en)(void) = (void *)0x67cc; |