Some devices using MT7628 or MT7603 have only one antenna chain connected.
Detect these using the EEPROM rx/tx path settings
Reported-by: Qin Wei <[email protected]>
Signed-off-by: Felix Fietkau <[email protected]>
For the external PA (TSSI OFF) case, the target power needs to be read
from a different location in EEPROM
Signed-off-by: Felix Fietkau <[email protected]>