* Add kernel cmdline, tg3.short_preamble=1 tg3.bcm5718s_reset=1, to validate mdio to external PHY.
Signed-off-by: roy_lee <roy_lee@accton.com>
* Push submodule, sonic-linux-kernel, to patch of tg3 short_preamble.
Signed-off-by: roy_lee <roy_lee@accton.com>
* Restore to former version, for this platform is not maintained by Accton.
Signed-off-by: roy_lee <roy_lee@accton.com>