diff --git a/board/renesas/r2dplus/lowlevel_init.S b/board/renesas/r2dplus/lowlevel_init.S
index a057370..2f6a9b7 100644
--- a/board/renesas/r2dplus/lowlevel_init.S
+++ b/board/renesas/r2dplus/lowlevel_init.S
@@ -8,6 +8,7 @@
 #include <version.h>
 
 #include <asm/processor.h>
+#include <asm/macro.h>
 
 	.global lowlevel_init
 	.text
@@ -15,73 +16,39 @@
 
 lowlevel_init:
 
-	mov.l	CCR_A, r1
-	mov.l	CCR_D_D, r0
-	mov.l	r0, @r1
+	write32	CCR_A, CCR_D_D
 
-	mov.l	MMUCR_A, r1
-	mov.l	MMUCR_D, r0
-	mov.l	r0, @r1
+	write32	MMUCR_A, MMUCR_D
 
-	mov.l	BCR1_A, r1
-	mov.l	BCR1_D, r0
-	mov.l	r0, @r1
+	write32	BCR1_A, BCR1_D
 
-	mov.l	BCR2_A, r1
-	mov.l	BCR2_D, r0
-	mov.w	r0, @r1
+	write16	BCR2_A, BCR2_D
 
-	mov.l	BCR3_A, r1
-	mov.l	BCR3_D, r0
-	mov.w	r0, @r1
+	write16	BCR3_A, BCR3_D
 
-	mov.l	BCR4_A, r1
-	mov.l	BCR4_D, r0
-	mov.l	r0, @r1
+	write32	BCR4_A, BCR4_D
 
-	mov.l	WCR1_A, r1
-	mov.l	WCR1_D, r0
-	mov.l	r0, @r1
+	write32	WCR1_A, WCR1_D
 
-	mov.l	WCR2_A, r1
-	mov.l	WCR2_D, r0
-	mov.l	r0, @r1
+	write32	WCR2_A, WCR2_D
 
-	mov.l	WCR3_A, r1
-	mov.l	WCR3_D, r0
-	mov.l	r0, @r1
+	write32	WCR3_A, WCR3_D
 
-	mov.l	PCR_A, r1
-	mov.l	PCR_D, r0
-	mov.w	r0, @r1
+	write16	PCR_A, PCR_D
 
-	mov.l	LED_A, r1
-	mov	#0xff, r0
-	mov.w	r0, @r1
+	write16	LED_A, #0xff
 
-	mov.l	MCR_A, r1
-	mov.l	MCR_D1, r0
-	mov.l	r0, @r1
+	write32	MCR_A, MCR_D1
 
-	mov.l	RTCNT_A, r1
-	mov.l	RTCNT_D, r0
-	mov.w	r0, @r1
+	write16	RTCNT_A, RTCNT_D
 
-	mov.l	RTCOR_A, r1
-	mov.l	RTCOR_D, r0
-	mov.w	r0, @r1
+	write16	RTCOR_A, RTCOR_D
 
-	mov.l	RFCR_A, r1
-	mov.l	RFCR_D, r0
-	mov.w	r0, @r1
+	write16	RFCR_A, RFCR_D
 
-	mov.l	RTCSR_A, r1
-	mov.l	RTCSR_D, r0
-	mov.w	r0, @r1
+	write16	RTCSR_A, RTCSR_D
 
-	mov.l	SDMR3_A, r1
-	mov	#0x55, r0
-	mov.b	r0, @r1
+	write8	SDMR3_A, #0x55
 
 	/* Wait DRAM refresh 30 times */
 	mov.l	RFCR_A, r1
@@ -92,21 +59,13 @@
 	cmp/hi	r3, r2
 	bf	1b
 
-	mov.l	MCR_A, r1
-	mov.l	MCR_D2, r0
-	mov.l	r0, @r1
+	write32	MCR_A, MCR_D2
 
-	mov.l	SDMR3_A, r1
-	mov	#0, r0
-	mov.b	r0, @r1
+	write8	SDMR3_A, #0
 
-	mov.l	IRLMASK_A, r1
-	mov.l	IRLMASK_D, r0
-	mov.l	r0, @r1
+	write32	IRLMASK_A, IRLMASK_D
 
-	mov.l	CCR_A, r1
-	mov.l	CCR_D_E, r0
-	mov.l	r0, @r1
+	write32	CCR_A, CCR_D_E
 
 	rts
 	nop