1 files changed, 5 insertions, 0 deletions

diff --git a/include/asm-mips/sibyte/bcm1480_regs.h b/include/asm-mips/sibyte/bcm1480_regs.h
index 2738c1366f66..c34d36b6b8c2 100644
--- a/include/asm-mips/sibyte/bcm1480_regs.h
+++ b/include/asm-mips/sibyte/bcm1480_regs.h
@@ -227,10 +227,15 @@
         (A_BCM1480_DUART(chan) +                                        \
          BCM1480_DUART_CHANREG_SPACING * 3 + (reg))
 
+#define DUART_IMRISR_SPACING        0x20
+#define DUART_INCHNG_SPACING        0x10
+
 #define R_BCM1480_DUART_IMRREG(chan)                                    \
         (R_DUART_IMR_A + ((chan) & 1) * DUART_IMRISR_SPACING)
 #define R_BCM1480_DUART_ISRREG(chan)                                    \
         (R_DUART_ISR_A + ((chan) & 1) * DUART_IMRISR_SPACING)
+#define R_BCM1480_DUART_INCHREG(chan)                                   \
+        (R_DUART_IN_CHNG_A + ((chan) & 1) * DUART_INCHNG_SPACING)
 
 #define A_BCM1480_DUART_IMRREG(chan)                                    \
         (A_BCM1480_DUART_CTRLREG((chan), R_BCM1480_DUART_IMRREG(chan)))