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net: gem: Allow to set the MAC from an EEPROM

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Provide board specific option how to read MAC address from ROM.
Do it in generic way to be reusable by differnet boards.
If this is not enough board specific functions can be created.

Signed-off-by: Joe Hershberger <joe.hershberger@gmail.com> # driver part
Signed-off-by: Michal Simek <monstr@monstr.eu>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
This commit is contained in:
Joe Hershberger
2016-01-26 11:57:03 -06:00
committed by Michal Simek
parent b7b3efe75a
commit a509a1d402
3 changed files with 33 additions and 0 deletions
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board/xilinx/zynq/board.c
+13
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@@ -98,6 +98,19 @@ int checkboard(void)
}
#endif
int zynq_board_read_rom_ethaddr(unsigned char *ethaddr)
{
#if defined(CONFIG_ZYNQ_GEM_EEPROM_ADDR) && \
defined(CONFIG_ZYNQ_GEM_I2C_MAC_OFFSET)
if (eeprom_read(CONFIG_ZYNQ_GEM_EEPROM_ADDR,
CONFIG_ZYNQ_GEM_I2C_MAC_OFFSET,
ethaddr, 6))
printf("I2C EEPROM MAC address read failed\n");
#endif
return 0;
}
int dram_init(void)
{
int node;