net: sh_eth: add support for SH7757's ETHER

SH7757 has ETHER and GETHER. This patch supports EHTER only.

Signed-off-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Signed-off-by: Nobuhiro Iwamatsu <iwamatsu@nigauri.org>
2 files changed