R92C_SYS_CLKR
reg = rtwn_read_2(sc, R92C_SYS_CLKR);
rtwn_write_2(sc, R92C_SYS_CLKR,
rtwn_pci_write_1(sc, R92C_SYS_CLKR,
rtwn_pci_read_1(sc, R92C_SYS_CLKR) | 0x08);