net: dsa: yt921x: Add support for Motorcomm YT921x
Motorcomm YT921x is a series of ethernet switches developed by Shanghai
Motorcomm Electronic Technology, including:
- YT9215S / YT9215RB / YT9215SC: 5 GbE PHYs
- YT9213NB / YT9214NB: 2 GbE PHYs
- YT9218N / YT9218MB: 8 GbE PHYs
and up to 2 GMACs.
Driver verified on a stock wireless router with IPQ5018 + YT9215S.
Signed-off-by: David Yang <mmyangfl@gmail.com>
Link: https://patch.msgid.link/20251017060859.326450-4-mmyangfl@gmail.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>