diff options
| author | Marek Szyprowski <m.szyprowski@samsung.com> | 2020-12-17 10:26:42 +0300 |
|---|---|---|
| committer | Neil Armstrong <narmstrong@baylibre.com> | 2021-01-11 16:59:54 +0300 |
| commit | d10037e976ddcf4fda9d25bce4e00429d05f0c8b (patch) | |
| tree | 12f478e6bb01804ccd3542d9e78f7f0af68c983a /board/amlogic | |
| parent | f6291a7afeef414dd766ee3386b2d9325d6fecae (diff) | |
| download | u-boot-d10037e976ddcf4fda9d25bce4e00429d05f0c8b.tar.xz | |
board: amlogic: vim3: read ethernet MAC address from efuse
Add the board specific code for reading built-in ethernet MAC address
from efuse.
Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>
Reviewed-by: Neil Armstrong <narmstrong@baylibre.com>
Reviewed-by: Jaehoon Chung <jh80.chung@samsung.com>
Tested-by: Jaehoon Chung <jh80.chung@samsung.com>
Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
Diffstat (limited to 'board/amlogic')
| -rw-r--r-- | board/amlogic/vim3/vim3.c | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/board/amlogic/vim3/vim3.c b/board/amlogic/vim3/vim3.c index 09ef39ff30..a36df61583 100644 --- a/board/amlogic/vim3/vim3.c +++ b/board/amlogic/vim3/vim3.c @@ -11,6 +11,7 @@ #include <net.h> #include <asm/io.h> #include <asm/arch/eth.h> +#include <asm/arch/sm.h> #include <i2c.h> #include "khadas-mcu.h" @@ -129,9 +130,27 @@ int meson_ft_board_setup(void *blob, struct bd_info *bd) return 0; } +#define EFUSE_MAC_OFFSET 0 +#define EFUSE_MAC_SIZE 6 + int misc_init_r(void) { + uint8_t mac_addr[EFUSE_MAC_SIZE]; + ssize_t len; + meson_eth_init(PHY_INTERFACE_MODE_RGMII, 0); + if (!eth_env_get_enetaddr("ethaddr", mac_addr)) { + len = meson_sm_read_efuse(EFUSE_MAC_OFFSET, + mac_addr, EFUSE_MAC_SIZE); + if (len != EFUSE_MAC_SIZE) + return 0; + + if (is_valid_ethaddr(mac_addr)) + eth_env_set_enetaddr("ethaddr", mac_addr); + else + meson_generate_serial_ethaddr(); + } + return 0; } |