change clk_src and clk_req to 4 for LAN_I225V based on
ADL_Moli_SC_MB_20220601.pdf.
BUG=b:235768639
TEST=emerge-brask coreboot and check LAN_I225V can connect.
Signed-off-by: Raihow Shi <raihow_shi@wistron.corp-partner.google.com>
Change-Id: I323726df84d07703402da9da44b1882a0cdc1e33
Reviewed-on: https://review.coreboot.org/c/coreboot/+/65105
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org>