R92C_FPGA0_RFIFACEOE
reg = urtwn_bb_read(sc, R92C_FPGA0_RFIFACEOE(i));
urtwn_bb_write(sc, R92C_FPGA0_RFIFACEOE(i), reg);
reg = urtwn_bb_read(sc, R92C_FPGA0_RFIFACEOE(i));
urtwn_bb_write(sc, R92C_FPGA0_RFIFACEOE(i), reg);