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| author | Joe Hershberger <joe.hershberger@gmail.com> | 2016-01-26 11:57:03 -0600 |
|---|---|---|
| committer | Michal Simek <michal.simek@xilinx.com> | 2016-04-04 20:27:54 +0200 |
| commit | a509a1d40264516821d0ba2d1d6a6ab2e1a2acbd (patch) | |
| tree | aff88d2bad79e4b7a346d6c8f7a5c84612ae097b /drivers | |
| parent | b7b3efe75a46c3d6bff43b7b314d1fff90ca65ec (diff) | |
| download | talos-obmc-uboot-a509a1d40264516821d0ba2d1d6a6ab2e1a2acbd.tar.gz talos-obmc-uboot-a509a1d40264516821d0ba2d1d6a6ab2e1a2acbd.zip | |
net: gem: Allow to set the MAC from an EEPROM
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>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/net/zynq_gem.c | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/drivers/net/zynq_gem.c b/drivers/net/zynq_gem.c index 4049e1cb94..103ed6169c 100644 --- a/drivers/net/zynq_gem.c +++ b/drivers/net/zynq_gem.c @@ -571,6 +571,23 @@ static void zynq_gem_halt(struct udevice *dev) ZYNQ_GEM_NWCTRL_TXEN_MASK, 0); } +__weak int zynq_board_read_rom_ethaddr(unsigned char *ethaddr) +{ + return -ENOSYS; +} + +static int zynq_gem_read_rom_mac(struct udevice *dev) +{ + int retval; + struct eth_pdata *pdata = dev_get_platdata(dev); + + retval = zynq_board_read_rom_ethaddr(pdata->enetaddr); + if (retval == -ENOSYS) + retval = 0; + + return retval; +} + static int zynq_gem_miiphy_read(struct mii_dev *bus, int addr, int devad, int reg) { @@ -644,6 +661,7 @@ static const struct eth_ops zynq_gem_ops = { .free_pkt = zynq_gem_free_pkt, .stop = zynq_gem_halt, .write_hwaddr = zynq_gem_setup_mac, + .read_rom_hwaddr = zynq_gem_read_rom_mac, }; static int zynq_gem_ofdata_to_platdata(struct udevice *dev) |
