diff --git a/arch/arm/mach-ixp2000/core.c b/arch/arm/mach-ixp2000/core.c
index 01c393c..69c6cf8 100644
--- a/arch/arm/mach-ixp2000/core.c
+++ b/arch/arm/mach-ixp2000/core.c
@@ -62,7 +62,7 @@
 	ixp2000_reg_write(IXP2000_SLOWPORT_WTC2, new_cfg->WTC);
 	ixp2000_reg_write(IXP2000_SLOWPORT_RTC2, new_cfg->RTC);
 	ixp2000_reg_write(IXP2000_SLOWPORT_PCR, new_cfg->PCR);
-	ixp2000_reg_write(IXP2000_SLOWPORT_ADC, new_cfg->ADC);
+	ixp2000_reg_wrb(IXP2000_SLOWPORT_ADC, new_cfg->ADC);
 }
 
 void ixp2000_release_slowport(struct slowport_cfg *old_cfg)
@@ -71,7 +71,7 @@
 	ixp2000_reg_write(IXP2000_SLOWPORT_WTC2, old_cfg->WTC);
 	ixp2000_reg_write(IXP2000_SLOWPORT_RTC2, old_cfg->RTC);
 	ixp2000_reg_write(IXP2000_SLOWPORT_PCR, old_cfg->PCR);
-	ixp2000_reg_write(IXP2000_SLOWPORT_ADC, old_cfg->ADC);
+	ixp2000_reg_wrb(IXP2000_SLOWPORT_ADC, old_cfg->ADC);
 
 	spin_unlock_irqrestore(&ixp2000_slowport_lock, 
 					ixp2000_slowport_irq_flags);
@@ -145,7 +145,7 @@
 	iotable_init(ixp2000_io_desc, ARRAY_SIZE(ixp2000_io_desc));
 
 	/* Set slowport to 8-bit mode.  */
-	ixp2000_reg_write(IXP2000_SLOWPORT_FRM, 1);
+	ixp2000_reg_wrb(IXP2000_SLOWPORT_FRM, 1);
 }
 
 
@@ -209,7 +209,7 @@
 	write_seqlock(&xtime_lock);
 
 	/* clear timer 1 */
-	ixp2000_reg_write(IXP2000_T1_CLR, 1);
+	ixp2000_reg_wrb(IXP2000_T1_CLR, 1);
 
 	while ((next_jiffy_time - *missing_jiffy_timer_csr) > ticks_per_jiffy) {
 		timer_tick(regs);
@@ -252,12 +252,12 @@
 
 		ixp2000_reg_write(IXP2000_T4_CLR, 0);
 		ixp2000_reg_write(IXP2000_T4_CLD, -1);
-		ixp2000_reg_write(IXP2000_T4_CTL, (1 << 7));
+		ixp2000_reg_wrb(IXP2000_T4_CTL, (1 << 7));
 		missing_jiffy_timer_csr = IXP2000_T4_CSR;
 	} else {
 		ixp2000_reg_write(IXP2000_T2_CLR, 0);
 		ixp2000_reg_write(IXP2000_T2_CLD, -1);
-		ixp2000_reg_write(IXP2000_T2_CTL, (1 << 7));
+		ixp2000_reg_wrb(IXP2000_T2_CTL, (1 << 7));
 		missing_jiffy_timer_csr = IXP2000_T2_CSR;
 	}
  	next_jiffy_time = 0xffffffff;
@@ -279,7 +279,7 @@
 	ixp2000_reg_write(IXP2000_GPIO_FEDR, GPIO_IRQ_falling_edge);
 	ixp2000_reg_write(IXP2000_GPIO_REDR, GPIO_IRQ_rising_edge);
 	ixp2000_reg_write(IXP2000_GPIO_LSLR, GPIO_IRQ_level_low);
-	ixp2000_reg_write(IXP2000_GPIO_LSHR, GPIO_IRQ_level_high);
+	ixp2000_reg_wrb(IXP2000_GPIO_LSHR, GPIO_IRQ_level_high);
 }
 
 void gpio_line_config(int line, int direction)
@@ -297,9 +297,9 @@
 		GPIO_IRQ_level_high &= ~(1 << line);
 		update_gpio_int_csrs();
 
-		ixp2000_reg_write(IXP2000_GPIO_PDSR, 1 << line);
+		ixp2000_reg_wrb(IXP2000_GPIO_PDSR, 1 << line);
 	} else if (direction == GPIO_IN) {
-		ixp2000_reg_write(IXP2000_GPIO_PDCR, 1 << line);
+		ixp2000_reg_wrb(IXP2000_GPIO_PDCR, 1 << line);
 	}
 	local_irq_restore(flags);
 }
@@ -365,12 +365,12 @@
 
 	ixp2000_reg_write(IXP2000_GPIO_EDSR, (1 << (irq - IRQ_IXP2000_GPIO0)));
 	ixp2000_reg_write(IXP2000_GPIO_LDSR, (1 << (irq - IRQ_IXP2000_GPIO0)));
-	ixp2000_reg_write(IXP2000_GPIO_INST, (1 << (irq - IRQ_IXP2000_GPIO0)));
+	ixp2000_reg_wrb(IXP2000_GPIO_INST, (1 << (irq - IRQ_IXP2000_GPIO0)));
 }
 
 static void ixp2000_GPIO_irq_mask(unsigned int irq)
 {
-	ixp2000_reg_write(IXP2000_GPIO_INCR, (1 << (irq - IRQ_IXP2000_GPIO0)));
+	ixp2000_reg_wrb(IXP2000_GPIO_INCR, (1 << (irq - IRQ_IXP2000_GPIO0)));
 }
 
 static void ixp2000_GPIO_irq_unmask(unsigned int irq)
@@ -389,9 +389,9 @@
 {
 	unsigned long temp = *IXP2000_PCI_XSCALE_INT_ENABLE;
 	if (irq == IRQ_IXP2000_PCIA)
-		ixp2000_reg_write(IXP2000_PCI_XSCALE_INT_ENABLE, (temp & ~(1 << 26)));
+		ixp2000_reg_wrb(IXP2000_PCI_XSCALE_INT_ENABLE, (temp & ~(1 << 26)));
 	else if (irq == IRQ_IXP2000_PCIB)
-		ixp2000_reg_write(IXP2000_PCI_XSCALE_INT_ENABLE, (temp & ~(1 << 27)));
+		ixp2000_reg_wrb(IXP2000_PCI_XSCALE_INT_ENABLE, (temp & ~(1 << 27)));
 }
 
 static void ixp2000_pci_irq_unmask(unsigned int irq)
@@ -411,7 +411,7 @@
 
 static void ixp2000_irq_mask(unsigned int irq)
 {
-	ixp2000_reg_write(IXP2000_IRQ_ENABLE_CLR, (1 << irq));
+	ixp2000_reg_wrb(IXP2000_IRQ_ENABLE_CLR, (1 << irq));
 }
 
 static void ixp2000_irq_unmask(unsigned int irq)
@@ -443,7 +443,7 @@
 	ixp2000_reg_write(IXP2000_GPIO_INCR, -1);
 
 	/* clear PCI interrupt sources */
-	ixp2000_reg_write(IXP2000_PCI_XSCALE_INT_ENABLE, 0);
+	ixp2000_reg_wrb(IXP2000_PCI_XSCALE_INT_ENABLE, 0);
 
 	/*
 	 * Certain bits in the IRQ status register of the 
diff --git a/arch/arm/mach-ixp2000/ixdp2x00.c b/arch/arm/mach-ixp2000/ixdp2x00.c
index 8b4a839..00af934 100644
--- a/arch/arm/mach-ixp2000/ixdp2x00.c
+++ b/arch/arm/mach-ixp2000/ixdp2x00.c
@@ -81,7 +81,7 @@
 
 	dummy = *board_irq_mask;
 	dummy |=  IXP2000_BOARD_IRQ_MASK(irq);
-	ixp2000_reg_write(board_irq_mask, dummy);
+	ixp2000_reg_wrb(board_irq_mask, dummy);
 
 #ifdef CONFIG_ARCH_IXDP2400
 	if (machine_is_ixdp2400())
@@ -101,7 +101,7 @@
 
 	dummy = *board_irq_mask;
 	dummy &=  ~IXP2000_BOARD_IRQ_MASK(irq);
-	ixp2000_reg_write(board_irq_mask, dummy);
+	ixp2000_reg_wrb(board_irq_mask, dummy);
 
 	if (machine_is_ixdp2400()) 
 		ixp2000_release_slowport(&old_cfg);
diff --git a/arch/arm/mach-ixp2000/ixdp2x01.c b/arch/arm/mach-ixp2000/ixdp2x01.c
index fee1d7b..dfaaa2d 100644
--- a/arch/arm/mach-ixp2000/ixdp2x01.c
+++ b/arch/arm/mach-ixp2000/ixdp2x01.c
@@ -51,7 +51,7 @@
  *************************************************************************/
 static void ixdp2x01_irq_mask(unsigned int irq)
 {
-	ixp2000_reg_write(IXDP2X01_INT_MASK_SET_REG,
+	ixp2000_reg_wrb(IXDP2X01_INT_MASK_SET_REG,
 				IXP2000_BOARD_IRQ_MASK(irq));
 }
 
@@ -114,7 +114,7 @@
 
 	/* Mask all interrupts from CPLD, disable simulation */
 	ixp2000_reg_write(IXDP2X01_INT_MASK_SET_REG, 0xffffffff);
-	ixp2000_reg_write(IXDP2X01_INT_SIM_REG, 0);
+	ixp2000_reg_wrb(IXDP2X01_INT_SIM_REG, 0);
 
 	for (irq = NR_IXP2000_IRQS; irq < NR_IXDP2X01_IRQS; irq++) {
 		if (irq & valid_irq_mask) {
@@ -316,7 +316,7 @@
 
 static unsigned long ixdp2x01_flash_bank_setup(unsigned long ofs)
 {
-	ixp2000_reg_write(IXDP2X01_CPLD_FLASH_REG,
+	ixp2000_reg_wrb(IXDP2X01_CPLD_FLASH_REG,
 		((ofs >> IXDP2X01_FLASH_WINDOW_BITS) | IXDP2X01_CPLD_FLASH_INTERN));
 	return (ofs & IXDP2X01_FLASH_WINDOW_MASK);
 }
@@ -363,7 +363,7 @@
 
 static void __init ixdp2x01_init_machine(void)
 {
-	ixp2000_reg_write(IXDP2X01_CPLD_FLASH_REG,
+	ixp2000_reg_wrb(IXDP2X01_CPLD_FLASH_REG,
 		(IXDP2X01_CPLD_FLASH_BANK_MASK | IXDP2X01_CPLD_FLASH_INTERN));
 	
 	ixdp2x01_flash_data.nr_banks =
diff --git a/arch/arm/mach-ixp2000/pci.c b/arch/arm/mach-ixp2000/pci.c
index 522205a..d4bf1e1 100644
--- a/arch/arm/mach-ixp2000/pci.c
+++ b/arch/arm/mach-ixp2000/pci.c
@@ -148,7 +148,7 @@
 	local_irq_save(flags);
 	temp = *(IXP2000_PCI_CONTROL);
 	if (temp & ((1 << 8) | (1 << 5))) {
-		ixp2000_reg_write(IXP2000_PCI_CONTROL, temp);
+		ixp2000_reg_wrb(IXP2000_PCI_CONTROL, temp);
 	}
 
 	temp = *(IXP2000_PCI_CMDSTAT);
@@ -178,8 +178,8 @@
 
 	local_irq_save(flags);
 	temp = *(IXP2000_PCI_CONTROL);
-	if (temp & ((1 << 8) | (1 << 5))) {	
-		ixp2000_reg_write(IXP2000_PCI_CONTROL, temp);
+	if (temp & ((1 << 8) | (1 << 5))) {
+		ixp2000_reg_wrb(IXP2000_PCI_CONTROL, temp);
 	}
 
 	temp = *(IXP2000_PCI_CMDSTAT);