The TPID value should be 0x9100 instead of 0x8100 according to the
datasheet.
Fixes: cedafee9ff3 (net: mediatek: add support for Airoha AN8855 ethernet switch)
Signed-off-by: Weijie Gao <weijie.gao@mediatek.com>
This patch fixed the following coding style suggested by checkpatch.pl:
1. Use tab instead of space
2. Use BIT() instead of <<
3. Use mdelay for long time delay
4. Remove useless parenthesises
Signed-off-by: Weijie Gao <weijie.gao@mediatek.com>