diff options
Diffstat (limited to 'board/hardkernel')
| -rw-r--r-- | board/hardkernel/odroid-c2/odroid-c2.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/board/hardkernel/odroid-c2/odroid-c2.c b/board/hardkernel/odroid-c2/odroid-c2.c index c258d4f0b8..bd72100e09 100644 --- a/board/hardkernel/odroid-c2/odroid-c2.c +++ b/board/hardkernel/odroid-c2/odroid-c2.c @@ -7,9 +7,15 @@ #include <common.h> #include <asm/io.h> #include <asm/arch/gxbb.h> +#include <asm/arch/sm.h> #include <dm/platdata.h> #include <phy.h> +#define EFUSE_SN_OFFSET 20 +#define EFUSE_SN_SIZE 16 +#define EFUSE_MAC_OFFSET 52 +#define EFUSE_MAC_SIZE 6 + int board_init(void) { return 0; @@ -27,6 +33,9 @@ U_BOOT_DEVICE(meson_eth) = { int misc_init_r(void) { + u8 mac_addr[EFUSE_MAC_SIZE]; + ssize_t len; + /* Select Ethernet function */ setbits_le32(GXBB_PINMUX(6), 0x3fff); @@ -47,5 +56,12 @@ int misc_init_r(void) mdelay(10); setbits_le32(GXBB_GPIO_OUT(3), BIT(14)); + if (!eth_getenv_enetaddr("ethaddr", mac_addr)) { + len = meson_sm_read_efuse(EFUSE_MAC_OFFSET, + mac_addr, EFUSE_MAC_SIZE); + if (len == EFUSE_MAC_SIZE && is_valid_ethaddr(mac_addr)) + eth_setenv_enetaddr("ethaddr", mac_addr); + } + return 0; } |