Lines Matching refs:R15
232 write_zsreg(channel, R15, (regs[R15] | WR7pEN) & ~FIFOEN);
235 r15 = read_zsreg(channel, R15);
240 write_zsreg(channel, R15, regs[R15] & ~WR7pEN);
244 regs[R15] &= ~FIFOEN;
744 new_reg = up->curregs[R15] | (DCDIE | SYNCIE | CTSIE);
745 if (new_reg != up->curregs[R15]) {
746 up->curregs[R15] = new_reg;
749 write_zsreg(channel, R15, up->curregs[R15] & ~WR7pEN);
1251 up->curregs[R15] |= BRKIE;
1293 up->curregs[R15] |= BRKIE;
1377 up->curregs[R15] = FIFOEN; /* Use FIFO if on ESCC */