Add the board specific code for reading built-in ethernet MAC address from efuse.
Signed-off-by: Marek Szyprowski m.szyprowski@samsung.com --- board/amlogic/vim3/vim3.c | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+)
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; }