3 files changed, 6 insertions, 7 deletions

diff --git a/arch/arm/mach-shark/core.c b/arch/arm/mach-shark/core.c
index 5cf7f94c1f31..ac2873c8014b 100644
--- a/arch/arm/mach-shark/core.c
+++ b/arch/arm/mach-shark/core.c
@@ -156,4 +156,5 @@ MACHINE_START(SHARK, "Shark")
         .map_io         = shark_map_io,
         .init_irq       = shark_init_irq,
         .timer          = &shark_timer,
+        .dma_zone_size  = SZ_4M,
 MACHINE_END
diff --git a/arch/arm/mach-shark/include/mach/entry-macro.S b/arch/arm/mach-shark/include/mach/entry-macro.S
index e2853c0a3333..0bb6cc626eb7 100644
--- a/arch/arm/mach-shark/include/mach/entry-macro.S
+++ b/arch/arm/mach-shark/include/mach/entry-macro.S
@@ -11,17 +11,17 @@
                 .endm
 
                 .macro  get_irqnr_preamble, base, tmp
+                mov     \base, #0xe0000000
                 .endm
 
                 .macro  arch_ret_to_user, tmp1, tmp2
                 .endm
 
                 .macro  get_irqnr_and_base, irqnr, irqstat, base, tmp
-                mov     r4, #0xe0000000
 
                 mov     \irqstat, #0x0C
-                strb    \irqstat, [r4, #0x20]           @outb(0x0C, 0x20) /* Poll command */
-                ldrb    \irqnr, [r4, #0x20]             @irq = inb(0x20) & 7
+                strb    \irqstat, [\base, #0x20]        @outb(0x0C, 0x20) /* Poll command */
+                ldrb    \irqnr, [\base, #0x20]          @irq = inb(0x20) & 7
                 and     \irqstat, \irqnr, #0x80
                 teq     \irqstat, #0
                 beq     43f
@@ -29,8 +29,8 @@
                 teq     \irqnr, #2
                 bne     44f
 43:             mov     \irqstat, #0x0C
-                strb    \irqstat, [r4, #0xa0]           @outb(0x0C, 0xA0) /* Poll command */
-                ldrb    \irqnr, [r4, #0xa0]             @irq = (inb(0xA0) & 7) + 8
+                strb    \irqstat, [\base, #0xa0]        @outb(0x0C, 0xA0) /* Poll command */
+                ldrb    \irqnr, [\base, #0xa0]          @irq = (inb(0xA0) & 7) + 8
                 and     \irqstat, \irqnr, #0x80
                 teq     \irqstat, #0
                 beq     44f
diff --git a/arch/arm/mach-shark/include/mach/memory.h b/arch/arm/mach-shark/include/mach/memory.h
index 4c0831f83b0c..1cf8d6962617 100644
--- a/arch/arm/mach-shark/include/mach/memory.h
+++ b/arch/arm/mach-shark/include/mach/memory.h
@@ -17,8 +17,6 @@
  */
 #define PLAT_PHYS_OFFSET     UL(0x08000000)
 
-#define ARM_DMA_ZONE_SIZE       SZ_4M
-
 /*
  * Cache flushing area
  */