R_DUART_IMR_A 221 arch/mips/include/asm/sibyte/bcm1480_regs.h (R_DUART_IMR_A + ((chan) & 1) * DUART_IMRISR_SPACING) R_DUART_IMR_A 301 arch/mips/include/asm/sibyte/sb1250_regs.h (R_DUART_IMR_A + (chan) * DUART_IMRISR_SPACING)