diff --git a/include/asm-blackfin/mach-bf527/cdefBF52x_base.h b/include/asm-blackfin/mach-bf527/cdefBF52x_base.h
index 3f4de5d..50e14e7 100644
--- a/include/asm-blackfin/mach-bf527/cdefBF52x_base.h
+++ b/include/asm-blackfin/mach-bf527/cdefBF52x_base.h
@@ -873,39 +873,6 @@
 
 
 /* Two-Wire Interface		(0xFFC01400 - 0xFFC014FF)								*/
-#define bfin_read_TWI_CLKDIV()			bfin_read16(TWI_CLKDIV)
-#define bfin_write_TWI_CLKDIV(val)		bfin_write16(TWI_CLKDIV, val)
-#define bfin_read_TWI_CONTROL()			bfin_read16(TWI_CONTROL)
-#define bfin_write_TWI_CONTROL(val)		bfin_write16(TWI_CONTROL, val)
-#define bfin_read_TWI_SLAVE_CTL()		bfin_read16(TWI_SLAVE_CTL)
-#define bfin_write_TWI_SLAVE_CTL(val)		bfin_write16(TWI_SLAVE_CTL, val)
-#define bfin_read_TWI_SLAVE_STAT()		bfin_read16(TWI_SLAVE_STAT)
-#define bfin_write_TWI_SLAVE_STAT(val)		bfin_write16(TWI_SLAVE_STAT, val)
-#define bfin_read_TWI_SLAVE_ADDR()		bfin_read16(TWI_SLAVE_ADDR)
-#define bfin_write_TWI_SLAVE_ADDR(val)		bfin_write16(TWI_SLAVE_ADDR, val)
-#define bfin_read_TWI_MASTER_CTL()		bfin_read16(TWI_MASTER_CTL)
-#define bfin_write_TWI_MASTER_CTL(val)		bfin_write16(TWI_MASTER_CTL, val)
-#define bfin_read_TWI_MASTER_STAT()		bfin_read16(TWI_MASTER_STAT)
-#define bfin_write_TWI_MASTER_STAT(val)		bfin_write16(TWI_MASTER_STAT, val)
-#define bfin_read_TWI_MASTER_ADDR()		bfin_read16(TWI_MASTER_ADDR)
-#define bfin_write_TWI_MASTER_ADDR(val)		bfin_write16(TWI_MASTER_ADDR, val)
-#define bfin_read_TWI_INT_STAT()		bfin_read16(TWI_INT_STAT)
-#define bfin_write_TWI_INT_STAT(val)		bfin_write16(TWI_INT_STAT, val)
-#define bfin_read_TWI_INT_MASK()		bfin_read16(TWI_INT_MASK)
-#define bfin_write_TWI_INT_MASK(val)		bfin_write16(TWI_INT_MASK, val)
-#define bfin_read_TWI_FIFO_CTL()		bfin_read16(TWI_FIFO_CTL)
-#define bfin_write_TWI_FIFO_CTL(val)		bfin_write16(TWI_FIFO_CTL, val)
-#define bfin_read_TWI_FIFO_STAT()		bfin_read16(TWI_FIFO_STAT)
-#define bfin_write_TWI_FIFO_STAT(val)		bfin_write16(TWI_FIFO_STAT, val)
-#define bfin_read_TWI_XMT_DATA8()		bfin_read16(TWI_XMT_DATA8)
-#define bfin_write_TWI_XMT_DATA8(val)		bfin_write16(TWI_XMT_DATA8, val)
-#define bfin_read_TWI_XMT_DATA16()		bfin_read16(TWI_XMT_DATA16)
-#define bfin_write_TWI_XMT_DATA16(val)		bfin_write16(TWI_XMT_DATA16, val)
-#define bfin_read_TWI_RCV_DATA8()		bfin_read16(TWI_RCV_DATA8)
-#define bfin_write_TWI_RCV_DATA8(val)		bfin_write16(TWI_RCV_DATA8, val)
-#define bfin_read_TWI_RCV_DATA16()		bfin_read16(TWI_RCV_DATA16)
-#define bfin_write_TWI_RCV_DATA16(val)		bfin_write16(TWI_RCV_DATA16, val)
-
 
 /* General Purpose I/O Port G (0xFFC01500 - 0xFFC015FF)								*/
 #define bfin_read_PORTGIO()			bfin_read16(PORTGIO)
diff --git a/include/asm-blackfin/mach-bf537/cdefBF534.h b/include/asm-blackfin/mach-bf537/cdefBF534.h
index 78227bc..048d26a 100644
--- a/include/asm-blackfin/mach-bf537/cdefBF534.h
+++ b/include/asm-blackfin/mach-bf537/cdefBF534.h
@@ -858,39 +858,7 @@
 #define bfin_read_PPI_FRAME()                bfin_read16(PPI_FRAME)
 #define bfin_write_PPI_FRAME(val)            bfin_write16(PPI_FRAME,val)
 
-/* Two-Wire Interface		(0xFFC01400 - 0xFFC014FF)								*/
-#define bfin_read_TWI_CLKDIV()               bfin_read16(TWI_CLKDIV)
-#define bfin_write_TWI_CLKDIV(val)           bfin_write16(TWI_CLKDIV,val)
-#define bfin_read_TWI_CONTROL()              bfin_read16(TWI_CONTROL)
-#define bfin_write_TWI_CONTROL(val)          bfin_write16(TWI_CONTROL,val)
-#define bfin_read_TWI_SLAVE_CTL()            bfin_read16(TWI_SLAVE_CTL)
-#define bfin_write_TWI_SLAVE_CTL(val)        bfin_write16(TWI_SLAVE_CTL,val)
-#define bfin_read_TWI_SLAVE_STAT()           bfin_read16(TWI_SLAVE_STAT)
-#define bfin_write_TWI_SLAVE_STAT(val)       bfin_write16(TWI_SLAVE_STAT,val)
-#define bfin_read_TWI_SLAVE_ADDR()           bfin_read16(TWI_SLAVE_ADDR)
-#define bfin_write_TWI_SLAVE_ADDR(val)       bfin_write16(TWI_SLAVE_ADDR,val)
-#define bfin_read_TWI_MASTER_CTL()           bfin_read16(TWI_MASTER_CTL)
-#define bfin_write_TWI_MASTER_CTL(val)       bfin_write16(TWI_MASTER_CTL,val)
-#define bfin_read_TWI_MASTER_STAT()          bfin_read16(TWI_MASTER_STAT)
-#define bfin_write_TWI_MASTER_STAT(val)      bfin_write16(TWI_MASTER_STAT,val)
-#define bfin_read_TWI_MASTER_ADDR()          bfin_read16(TWI_MASTER_ADDR)
-#define bfin_write_TWI_MASTER_ADDR(val)      bfin_write16(TWI_MASTER_ADDR,val)
-#define bfin_read_TWI_INT_STAT()             bfin_read16(TWI_INT_STAT)
-#define bfin_write_TWI_INT_STAT(val)         bfin_write16(TWI_INT_STAT,val)
-#define bfin_read_TWI_INT_MASK()             bfin_read16(TWI_INT_MASK)
-#define bfin_write_TWI_INT_MASK(val)         bfin_write16(TWI_INT_MASK,val)
-#define bfin_read_TWI_FIFO_CTL()             bfin_read16(TWI_FIFO_CTL)
-#define bfin_write_TWI_FIFO_CTL(val)         bfin_write16(TWI_FIFO_CTL,val)
-#define bfin_read_TWI_FIFO_STAT()            bfin_read16(TWI_FIFO_STAT)
-#define bfin_write_TWI_FIFO_STAT(val)        bfin_write16(TWI_FIFO_STAT,val)
-#define bfin_read_TWI_XMT_DATA8()            bfin_read16(TWI_XMT_DATA8)
-#define bfin_write_TWI_XMT_DATA8(val)        bfin_write16(TWI_XMT_DATA8,val)
-#define bfin_read_TWI_XMT_DATA16()           bfin_read16(TWI_XMT_DATA16)
-#define bfin_write_TWI_XMT_DATA16(val)       bfin_write16(TWI_XMT_DATA16,val)
-#define bfin_read_TWI_RCV_DATA8()            bfin_read16(TWI_RCV_DATA8)
-#define bfin_write_TWI_RCV_DATA8(val)        bfin_write16(TWI_RCV_DATA8,val)
-#define bfin_read_TWI_RCV_DATA16()           bfin_read16(TWI_RCV_DATA16)
-#define bfin_write_TWI_RCV_DATA16(val)       bfin_write16(TWI_RCV_DATA16,val)
+/* Two-Wire Interface (0xFFC01400 - 0xFFC014FF) */
 
 /* General Purpose I/O Port G (0xFFC01500 - 0xFFC015FF)								*/
 #define bfin_read_PORTGIO()                  bfin_read16(PORTGIO)
diff --git a/include/asm-blackfin/mach-bf548/cdefBF544.h b/include/asm-blackfin/mach-bf548/cdefBF544.h
index 7a2d177..ea9b4ab 100644
--- a/include/asm-blackfin/mach-bf548/cdefBF544.h
+++ b/include/asm-blackfin/mach-bf548/cdefBF544.h
@@ -113,39 +113,6 @@
 
 /* Two Wire Interface Registers (TWI1) */
 
-#define bfin_read_TWI1_CLKDIV()			bfin_read16(TWI1_CLKDIV)
-#define bfin_write_TWI1_CLKDIV(val)		bfin_write16(TWI1_CLKDIV, val)
-#define bfin_read_TWI1_CONTROL()		bfin_read16(TWI1_CONTROL)
-#define bfin_write_TWI1_CONTROL(val)		bfin_write16(TWI1_CONTROL, val)
-#define bfin_read_TWI1_SLAVE_CTRL()		bfin_read16(TWI1_SLAVE_CTRL)
-#define bfin_write_TWI1_SLAVE_CTRL(val)		bfin_write16(TWI1_SLAVE_CTRL, val)
-#define bfin_read_TWI1_SLAVE_STAT()		bfin_read16(TWI1_SLAVE_STAT)
-#define bfin_write_TWI1_SLAVE_STAT(val)		bfin_write16(TWI1_SLAVE_STAT, val)
-#define bfin_read_TWI1_SLAVE_ADDR()		bfin_read16(TWI1_SLAVE_ADDR)
-#define bfin_write_TWI1_SLAVE_ADDR(val)		bfin_write16(TWI1_SLAVE_ADDR, val)
-#define bfin_read_TWI1_MASTER_CTRL()		bfin_read16(TWI1_MASTER_CTRL)
-#define bfin_write_TWI1_MASTER_CTRL(val)	bfin_write16(TWI1_MASTER_CTRL, val)
-#define bfin_read_TWI1_MASTER_STAT()		bfin_read16(TWI1_MASTER_STAT)
-#define bfin_write_TWI1_MASTER_STAT(val)	bfin_write16(TWI1_MASTER_STAT, val)
-#define bfin_read_TWI1_MASTER_ADDR()		bfin_read16(TWI1_MASTER_ADDR)
-#define bfin_write_TWI1_MASTER_ADDR(val)	bfin_write16(TWI1_MASTER_ADDR, val)
-#define bfin_read_TWI1_INT_STAT()		bfin_read16(TWI1_INT_STAT)
-#define bfin_write_TWI1_INT_STAT(val)		bfin_write16(TWI1_INT_STAT, val)
-#define bfin_read_TWI1_INT_MASK()		bfin_read16(TWI1_INT_MASK)
-#define bfin_write_TWI1_INT_MASK(val)		bfin_write16(TWI1_INT_MASK, val)
-#define bfin_read_TWI1_FIFO_CTRL()		bfin_read16(TWI1_FIFO_CTRL)
-#define bfin_write_TWI1_FIFO_CTRL(val)		bfin_write16(TWI1_FIFO_CTRL, val)
-#define bfin_read_TWI1_FIFO_STAT()		bfin_read16(TWI1_FIFO_STAT)
-#define bfin_write_TWI1_FIFO_STAT(val)		bfin_write16(TWI1_FIFO_STAT, val)
-#define bfin_read_TWI1_XMT_DATA8()		bfin_read16(TWI1_XMT_DATA8)
-#define bfin_write_TWI1_XMT_DATA8(val)		bfin_write16(TWI1_XMT_DATA8, val)
-#define bfin_read_TWI1_XMT_DATA16()		bfin_read16(TWI1_XMT_DATA16)
-#define bfin_write_TWI1_XMT_DATA16(val)		bfin_write16(TWI1_XMT_DATA16, val)
-#define bfin_read_TWI1_RCV_DATA8()		bfin_read16(TWI1_RCV_DATA8)
-#define bfin_write_TWI1_RCV_DATA8(val)		bfin_write16(TWI1_RCV_DATA8, val)
-#define bfin_read_TWI1_RCV_DATA16()		bfin_read16(TWI1_RCV_DATA16)
-#define bfin_write_TWI1_RCV_DATA16(val)		bfin_write16(TWI1_RCV_DATA16, val)
-
 /* CAN Controller 1 Config 1 Registers */
 
 #define bfin_read_CAN1_MC1()		bfin_read16(CAN1_MC1)
diff --git a/include/asm-blackfin/mach-bf548/cdefBF547.h b/include/asm-blackfin/mach-bf548/cdefBF547.h
index d0a200b..ba71627 100644
--- a/include/asm-blackfin/mach-bf548/cdefBF547.h
+++ b/include/asm-blackfin/mach-bf548/cdefBF547.h
@@ -185,39 +185,6 @@
 
 /* Two Wire Interface Registers (TWI1) */
 
-#define bfin_read_TWI1_CLKDIV()			bfin_read16(TWI1_CLKDIV)
-#define bfin_write_TWI1_CLKDIV(val)		bfin_write16(TWI1_CLKDIV, val)
-#define bfin_read_TWI1_CONTROL()		bfin_read16(TWI1_CONTROL)
-#define bfin_write_TWI1_CONTROL(val)		bfin_write16(TWI1_CONTROL, val)
-#define bfin_read_TWI1_SLAVE_CTRL()		bfin_read16(TWI1_SLAVE_CTRL)
-#define bfin_write_TWI1_SLAVE_CTRL(val)		bfin_write16(TWI1_SLAVE_CTRL, val)
-#define bfin_read_TWI1_SLAVE_STAT()		bfin_read16(TWI1_SLAVE_STAT)
-#define bfin_write_TWI1_SLAVE_STAT(val)		bfin_write16(TWI1_SLAVE_STAT, val)
-#define bfin_read_TWI1_SLAVE_ADDR()		bfin_read16(TWI1_SLAVE_ADDR)
-#define bfin_write_TWI1_SLAVE_ADDR(val)		bfin_write16(TWI1_SLAVE_ADDR, val)
-#define bfin_read_TWI1_MASTER_CTRL()		bfin_read16(TWI1_MASTER_CTRL)
-#define bfin_write_TWI1_MASTER_CTRL(val)	bfin_write16(TWI1_MASTER_CTRL, val)
-#define bfin_read_TWI1_MASTER_STAT()		bfin_read16(TWI1_MASTER_STAT)
-#define bfin_write_TWI1_MASTER_STAT(val)	bfin_write16(TWI1_MASTER_STAT, val)
-#define bfin_read_TWI1_MASTER_ADDR()		bfin_read16(TWI1_MASTER_ADDR)
-#define bfin_write_TWI1_MASTER_ADDR(val)	bfin_write16(TWI1_MASTER_ADDR, val)
-#define bfin_read_TWI1_INT_STAT()		bfin_read16(TWI1_INT_STAT)
-#define bfin_write_TWI1_INT_STAT(val)		bfin_write16(TWI1_INT_STAT, val)
-#define bfin_read_TWI1_INT_MASK()		bfin_read16(TWI1_INT_MASK)
-#define bfin_write_TWI1_INT_MASK(val)		bfin_write16(TWI1_INT_MASK, val)
-#define bfin_read_TWI1_FIFO_CTRL()		bfin_read16(TWI1_FIFO_CTRL)
-#define bfin_write_TWI1_FIFO_CTRL(val)		bfin_write16(TWI1_FIFO_CTRL, val)
-#define bfin_read_TWI1_FIFO_STAT()		bfin_read16(TWI1_FIFO_STAT)
-#define bfin_write_TWI1_FIFO_STAT(val)		bfin_write16(TWI1_FIFO_STAT, val)
-#define bfin_read_TWI1_XMT_DATA8()		bfin_read16(TWI1_XMT_DATA8)
-#define bfin_write_TWI1_XMT_DATA8(val)		bfin_write16(TWI1_XMT_DATA8, val)
-#define bfin_read_TWI1_XMT_DATA16()		bfin_read16(TWI1_XMT_DATA16)
-#define bfin_write_TWI1_XMT_DATA16(val)		bfin_write16(TWI1_XMT_DATA16, val)
-#define bfin_read_TWI1_RCV_DATA8()		bfin_read16(TWI1_RCV_DATA8)
-#define bfin_write_TWI1_RCV_DATA8(val)		bfin_write16(TWI1_RCV_DATA8, val)
-#define bfin_read_TWI1_RCV_DATA16()		bfin_read16(TWI1_RCV_DATA16)
-#define bfin_write_TWI1_RCV_DATA16(val)		bfin_write16(TWI1_RCV_DATA16, val)
-
 /* SPI2  Registers */
 
 #define bfin_read_SPI2_CTL()		bfin_read16(SPI2_CTL)
diff --git a/include/asm-blackfin/mach-bf548/cdefBF548.h b/include/asm-blackfin/mach-bf548/cdefBF548.h
index 674be02..ae971eb 100644
--- a/include/asm-blackfin/mach-bf548/cdefBF548.h
+++ b/include/asm-blackfin/mach-bf548/cdefBF548.h
@@ -185,39 +185,6 @@
 
 /* Two Wire Interface Registers (TWI1) */
 
-#define bfin_read_TWI1_CLKDIV()			bfin_read16(TWI1_CLKDIV)
-#define bfin_write_TWI1_CLKDIV(val)		bfin_write16(TWI1_CLKDIV, val)
-#define bfin_read_TWI1_CONTROL()		bfin_read16(TWI1_CONTROL)
-#define bfin_write_TWI1_CONTROL(val)		bfin_write16(TWI1_CONTROL, val)
-#define bfin_read_TWI1_SLAVE_CTRL()		bfin_read16(TWI1_SLAVE_CTRL)
-#define bfin_write_TWI1_SLAVE_CTRL(val)		bfin_write16(TWI1_SLAVE_CTRL, val)
-#define bfin_read_TWI1_SLAVE_STAT()		bfin_read16(TWI1_SLAVE_STAT)
-#define bfin_write_TWI1_SLAVE_STAT(val)		bfin_write16(TWI1_SLAVE_STAT, val)
-#define bfin_read_TWI1_SLAVE_ADDR()		bfin_read16(TWI1_SLAVE_ADDR)
-#define bfin_write_TWI1_SLAVE_ADDR(val)		bfin_write16(TWI1_SLAVE_ADDR, val)
-#define bfin_read_TWI1_MASTER_CTRL()		bfin_read16(TWI1_MASTER_CTRL)
-#define bfin_write_TWI1_MASTER_CTRL(val)	bfin_write16(TWI1_MASTER_CTRL, val)
-#define bfin_read_TWI1_MASTER_STAT()		bfin_read16(TWI1_MASTER_STAT)
-#define bfin_write_TWI1_MASTER_STAT(val)	bfin_write16(TWI1_MASTER_STAT, val)
-#define bfin_read_TWI1_MASTER_ADDR()		bfin_read16(TWI1_MASTER_ADDR)
-#define bfin_write_TWI1_MASTER_ADDR(val)	bfin_write16(TWI1_MASTER_ADDR, val)
-#define bfin_read_TWI1_INT_STAT()		bfin_read16(TWI1_INT_STAT)
-#define bfin_write_TWI1_INT_STAT(val)		bfin_write16(TWI1_INT_STAT, val)
-#define bfin_read_TWI1_INT_MASK()		bfin_read16(TWI1_INT_MASK)
-#define bfin_write_TWI1_INT_MASK(val)		bfin_write16(TWI1_INT_MASK, val)
-#define bfin_read_TWI1_FIFO_CTRL()		bfin_read16(TWI1_FIFO_CTRL)
-#define bfin_write_TWI1_FIFO_CTRL(val)		bfin_write16(TWI1_FIFO_CTRL, val)
-#define bfin_read_TWI1_FIFO_STAT()		bfin_read16(TWI1_FIFO_STAT)
-#define bfin_write_TWI1_FIFO_STAT(val)		bfin_write16(TWI1_FIFO_STAT, val)
-#define bfin_read_TWI1_XMT_DATA8()		bfin_read16(TWI1_XMT_DATA8)
-#define bfin_write_TWI1_XMT_DATA8(val)		bfin_write16(TWI1_XMT_DATA8, val)
-#define bfin_read_TWI1_XMT_DATA16()		bfin_read16(TWI1_XMT_DATA16)
-#define bfin_write_TWI1_XMT_DATA16(val)		bfin_write16(TWI1_XMT_DATA16, val)
-#define bfin_read_TWI1_RCV_DATA8()		bfin_read16(TWI1_RCV_DATA8)
-#define bfin_write_TWI1_RCV_DATA8(val)		bfin_write16(TWI1_RCV_DATA8, val)
-#define bfin_read_TWI1_RCV_DATA16()		bfin_read16(TWI1_RCV_DATA16)
-#define bfin_write_TWI1_RCV_DATA16(val)		bfin_write16(TWI1_RCV_DATA16, val)
-
 /* SPI2  Registers */
 
 #define bfin_read_SPI2_CTL()		bfin_read16(SPI2_CTL)
diff --git a/include/asm-blackfin/mach-bf548/cdefBF549.h b/include/asm-blackfin/mach-bf548/cdefBF549.h
index 2ab5b7c..38eafe7 100644
--- a/include/asm-blackfin/mach-bf548/cdefBF549.h
+++ b/include/asm-blackfin/mach-bf548/cdefBF549.h
@@ -185,39 +185,6 @@
 
 /* Two Wire Interface Registers (TWI1) */
 
-#define bfin_read_TWI1_CLKDIV()			bfin_read16(TWI1_CLKDIV)
-#define bfin_write_TWI1_CLKDIV(val)		bfin_write16(TWI1_CLKDIV, val)
-#define bfin_read_TWI1_CONTROL()		bfin_read16(TWI1_CONTROL)
-#define bfin_write_TWI1_CONTROL(val)		bfin_write16(TWI1_CONTROL, val)
-#define bfin_read_TWI1_SLAVE_CTRL()		bfin_read16(TWI1_SLAVE_CTRL)
-#define bfin_write_TWI1_SLAVE_CTRL(val)		bfin_write16(TWI1_SLAVE_CTRL, val)
-#define bfin_read_TWI1_SLAVE_STAT()		bfin_read16(TWI1_SLAVE_STAT)
-#define bfin_write_TWI1_SLAVE_STAT(val)		bfin_write16(TWI1_SLAVE_STAT, val)
-#define bfin_read_TWI1_SLAVE_ADDR()		bfin_read16(TWI1_SLAVE_ADDR)
-#define bfin_write_TWI1_SLAVE_ADDR(val)		bfin_write16(TWI1_SLAVE_ADDR, val)
-#define bfin_read_TWI1_MASTER_CTRL()		bfin_read16(TWI1_MASTER_CTRL)
-#define bfin_write_TWI1_MASTER_CTRL(val)	bfin_write16(TWI1_MASTER_CTRL, val)
-#define bfin_read_TWI1_MASTER_STAT()		bfin_read16(TWI1_MASTER_STAT)
-#define bfin_write_TWI1_MASTER_STAT(val)	bfin_write16(TWI1_MASTER_STAT, val)
-#define bfin_read_TWI1_MASTER_ADDR()		bfin_read16(TWI1_MASTER_ADDR)
-#define bfin_write_TWI1_MASTER_ADDR(val)	bfin_write16(TWI1_MASTER_ADDR, val)
-#define bfin_read_TWI1_INT_STAT()		bfin_read16(TWI1_INT_STAT)
-#define bfin_write_TWI1_INT_STAT(val)		bfin_write16(TWI1_INT_STAT, val)
-#define bfin_read_TWI1_INT_MASK()		bfin_read16(TWI1_INT_MASK)
-#define bfin_write_TWI1_INT_MASK(val)		bfin_write16(TWI1_INT_MASK, val)
-#define bfin_read_TWI1_FIFO_CTRL()		bfin_read16(TWI1_FIFO_CTRL)
-#define bfin_write_TWI1_FIFO_CTRL(val)		bfin_write16(TWI1_FIFO_CTRL, val)
-#define bfin_read_TWI1_FIFO_STAT()		bfin_read16(TWI1_FIFO_STAT)
-#define bfin_write_TWI1_FIFO_STAT(val)		bfin_write16(TWI1_FIFO_STAT, val)
-#define bfin_read_TWI1_XMT_DATA8()		bfin_read16(TWI1_XMT_DATA8)
-#define bfin_write_TWI1_XMT_DATA8(val)		bfin_write16(TWI1_XMT_DATA8, val)
-#define bfin_read_TWI1_XMT_DATA16()		bfin_read16(TWI1_XMT_DATA16)
-#define bfin_write_TWI1_XMT_DATA16(val)		bfin_write16(TWI1_XMT_DATA16, val)
-#define bfin_read_TWI1_RCV_DATA8()		bfin_read16(TWI1_RCV_DATA8)
-#define bfin_write_TWI1_RCV_DATA8(val)		bfin_write16(TWI1_RCV_DATA8, val)
-#define bfin_read_TWI1_RCV_DATA16()		bfin_read16(TWI1_RCV_DATA16)
-#define bfin_write_TWI1_RCV_DATA16(val)		bfin_write16(TWI1_RCV_DATA16, val)
-
 /* SPI2 Registers */
 
 #define bfin_read_SPI2_CTL()		bfin_read16(SPI2_CTL)
diff --git a/include/asm-blackfin/mach-bf548/cdefBF54x_base.h b/include/asm-blackfin/mach-bf548/cdefBF54x_base.h
index 19ddcd8..d8d2f1f 100644
--- a/include/asm-blackfin/mach-bf548/cdefBF54x_base.h
+++ b/include/asm-blackfin/mach-bf548/cdefBF54x_base.h
@@ -211,39 +211,6 @@
 
 /* Two Wire Interface Registers (TWI0) */
 
-#define bfin_read_TWI0_CLKDIV()			bfin_read16(TWI0_CLKDIV)
-#define bfin_write_TWI0_CLKDIV(val)		bfin_write16(TWI0_CLKDIV, val)
-#define bfin_read_TWI0_CONTROL()		bfin_read16(TWI0_CONTROL)
-#define bfin_write_TWI0_CONTROL(val)		bfin_write16(TWI0_CONTROL, val)
-#define bfin_read_TWI0_SLAVE_CTRL()		bfin_read16(TWI0_SLAVE_CTRL)
-#define bfin_write_TWI0_SLAVE_CTRL(val)		bfin_write16(TWI0_SLAVE_CTRL, val)
-#define bfin_read_TWI0_SLAVE_STAT()		bfin_read16(TWI0_SLAVE_STAT)
-#define bfin_write_TWI0_SLAVE_STAT(val)		bfin_write16(TWI0_SLAVE_STAT, val)
-#define bfin_read_TWI0_SLAVE_ADDR()		bfin_read16(TWI0_SLAVE_ADDR)
-#define bfin_write_TWI0_SLAVE_ADDR(val)		bfin_write16(TWI0_SLAVE_ADDR, val)
-#define bfin_read_TWI0_MASTER_CTRL()		bfin_read16(TWI0_MASTER_CTRL)
-#define bfin_write_TWI0_MASTER_CTRL(val)	bfin_write16(TWI0_MASTER_CTRL, val)
-#define bfin_read_TWI0_MASTER_STAT()		bfin_read16(TWI0_MASTER_STAT)
-#define bfin_write_TWI0_MASTER_STAT(val)	bfin_write16(TWI0_MASTER_STAT, val)
-#define bfin_read_TWI0_MASTER_ADDR()		bfin_read16(TWI0_MASTER_ADDR)
-#define bfin_write_TWI0_MASTER_ADDR(val)	bfin_write16(TWI0_MASTER_ADDR, val)
-#define bfin_read_TWI0_INT_STAT()		bfin_read16(TWI0_INT_STAT)
-#define bfin_write_TWI0_INT_STAT(val)		bfin_write16(TWI0_INT_STAT, val)
-#define bfin_read_TWI0_INT_MASK()		bfin_read16(TWI0_INT_MASK)
-#define bfin_write_TWI0_INT_MASK(val)		bfin_write16(TWI0_INT_MASK, val)
-#define bfin_read_TWI0_FIFO_CTRL()		bfin_read16(TWI0_FIFO_CTRL)
-#define bfin_write_TWI0_FIFO_CTRL(val)		bfin_write16(TWI0_FIFO_CTRL, val)
-#define bfin_read_TWI0_FIFO_STAT()		bfin_read16(TWI0_FIFO_STAT)
-#define bfin_write_TWI0_FIFO_STAT(val)		bfin_write16(TWI0_FIFO_STAT, val)
-#define bfin_read_TWI0_XMT_DATA8()		bfin_read16(TWI0_XMT_DATA8)
-#define bfin_write_TWI0_XMT_DATA8(val)		bfin_write16(TWI0_XMT_DATA8, val)
-#define bfin_read_TWI0_XMT_DATA16()		bfin_read16(TWI0_XMT_DATA16)
-#define bfin_write_TWI0_XMT_DATA16(val)		bfin_write16(TWI0_XMT_DATA16, val)
-#define bfin_read_TWI0_RCV_DATA8()		bfin_read16(TWI0_RCV_DATA8)
-#define bfin_write_TWI0_RCV_DATA8(val)		bfin_write16(TWI0_RCV_DATA8, val)
-#define bfin_read_TWI0_RCV_DATA16()		bfin_read16(TWI0_RCV_DATA16)
-#define bfin_write_TWI0_RCV_DATA16(val)		bfin_write16(TWI0_RCV_DATA16, val)
-
 /* SPORT0 is not defined in the shared file because it is not available on the ADSP-BF542 and ADSP-BF544 bfin_read_()rocessors */
 
 /* SPORT1 Registers */