diff options
Diffstat (limited to 'board/xilinx')
| -rw-r--r-- | board/xilinx/common/board.c | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/board/xilinx/common/board.c b/board/xilinx/common/board.c index 7e813d8..b14f530 100644 --- a/board/xilinx/common/board.c +++ b/board/xilinx/common/board.c @@ -8,6 +8,7 @@ #include <dm/uclass.h> #include <i2c.h> +#if !defined(CONFIG_DM_I2C) int zynq_board_read_rom_ethaddr(unsigned char *ethaddr) { #if defined(CONFIG_ZYNQ_GEM_EEPROM_ADDR) && \ @@ -23,3 +24,34 @@ int zynq_board_read_rom_ethaddr(unsigned char *ethaddr) return 0; } + +#else +int zynq_board_read_rom_ethaddr(unsigned char *ethaddr) +{ + int ret = -EINVAL; + +#if defined(CONFIG_ZYNQ_GEM_I2C_MAC_OFFSET) + struct udevice *dev; + ofnode eeprom; + + eeprom = ofnode_get_chosen_node("xlnx,eeprom"); + if (!ofnode_valid(eeprom)) + return -ENODEV; + + debug("%s: Path to EEPROM %s\n", __func__, + ofnode_get_chosen_prop("xlnx,eeprom")); + + ret = uclass_get_device_by_ofnode(UCLASS_I2C_EEPROM, eeprom, &dev); + if (ret) + return ret; + + ret = dm_i2c_read(dev, CONFIG_ZYNQ_GEM_I2C_MAC_OFFSET, ethaddr, 6); + if (ret) + debug("%s: I2C EEPROM MAC address read failed\n", __func__); + else + debug("%s: I2C EEPROM MAC %pM\n", __func__, ethaddr); +#endif + + return ret; +} +#endif |