driver: Re-generate regmap with latest master.
Adds up to 8 TXT buffers (number of TXT buffers now defined by generic from 2 - 8). Adds TXTB_INFO which allows querying buffer count from HW. Adds RETR_CTR which allows getting current value of retransmitt counter. Adds MODE[TTTM] - Time triggered mode Adds MODE[ROM] - Restricted operation mode Adds MODE[RXBAM] - RX buffer automatic mode, side-effect +1 increment on RX buffer read pointer by read from RX_DATA>