diff --git a/arch/arm/mach-omap2/cm.h b/arch/arm/mach-omap2/cm.h
index cfd0b726ba44..a2fcfcc253cc 100644
--- a/arch/arm/mach-omap2/cm.h
+++ b/arch/arm/mach-omap2/cm.h
@@ -17,11 +17,11 @@
 #include "prcm-common.h"
 
 #define OMAP2420_CM_REGADDR(module, reg)				\
-			OMAP2_IO_ADDRESS(OMAP2420_CM_BASE + (module) + (reg))
+			OMAP2_L4_IO_ADDRESS(OMAP2420_CM_BASE + (module) + (reg))
 #define OMAP2430_CM_REGADDR(module, reg)				\
-			OMAP2_IO_ADDRESS(OMAP2430_CM_BASE + (module) + (reg))
+			OMAP2_L4_IO_ADDRESS(OMAP2430_CM_BASE + (module) + (reg))
 #define OMAP34XX_CM_REGADDR(module, reg)				\
-			OMAP2_IO_ADDRESS(OMAP3430_CM_BASE + (module) + (reg))
+			OMAP2_L4_IO_ADDRESS(OMAP3430_CM_BASE + (module) + (reg))
 
 /*
  * Architecture-specific global CM registers
diff --git a/arch/arm/mach-omap2/pm-debug.c b/arch/arm/mach-omap2/pm-debug.c
index 2fc4d6abbd0a..deed1ddd039a 100644
--- a/arch/arm/mach-omap2/pm-debug.c
+++ b/arch/arm/mach-omap2/pm-debug.c
@@ -51,7 +51,8 @@ int omap2_pm_debug;
 	regs[reg_count++].val = __raw_readl(reg)
 #define DUMP_INTC_REG(reg, off) \
 	regs[reg_count].name = #reg; \
-	regs[reg_count++].val = __raw_readl(OMAP2_IO_ADDRESS(0x480fe000 + (off)))
+	regs[reg_count++].val = \
+			 __raw_readl(OMAP2_L4_IO_ADDRESS(0x480fe000 + (off)))
 
 static int __init pm_dbg_init(void);
 
diff --git a/arch/arm/mach-omap2/prm.h b/arch/arm/mach-omap2/prm.h
index 03c467c35f54..a117f853ea39 100644
--- a/arch/arm/mach-omap2/prm.h
+++ b/arch/arm/mach-omap2/prm.h
@@ -17,11 +17,11 @@
 #include "prcm-common.h"
 
 #define OMAP2420_PRM_REGADDR(module, reg)				\
-			OMAP2_IO_ADDRESS(OMAP2420_PRM_BASE + (module) + (reg))
+		OMAP2_L4_IO_ADDRESS(OMAP2420_PRM_BASE + (module) + (reg))
 #define OMAP2430_PRM_REGADDR(module, reg)				\
-			OMAP2_IO_ADDRESS(OMAP2430_PRM_BASE + (module) + (reg))
+		OMAP2_L4_IO_ADDRESS(OMAP2430_PRM_BASE + (module) + (reg))
 #define OMAP34XX_PRM_REGADDR(module, reg)				\
-			OMAP2_IO_ADDRESS(OMAP3430_PRM_BASE + (module) + (reg))
+		OMAP2_L4_IO_ADDRESS(OMAP3430_PRM_BASE + (module) + (reg))
 
 /*
  * Architecture-specific global PRM registers
diff --git a/arch/arm/mach-omap2/sdrc.h b/arch/arm/mach-omap2/sdrc.h
index 0837eda5f2b6..345183dbc7fb 100644
--- a/arch/arm/mach-omap2/sdrc.h
+++ b/arch/arm/mach-omap2/sdrc.h
@@ -48,9 +48,12 @@ static inline u32 sms_read_reg(u16 reg)
 	return __raw_readl(OMAP_SMS_REGADDR(reg));
 }
 #else
-#define OMAP242X_SDRC_REGADDR(reg)	OMAP2_IO_ADDRESS(OMAP2420_SDRC_BASE + (reg))
-#define OMAP243X_SDRC_REGADDR(reg)	OMAP2_IO_ADDRESS(OMAP243X_SDRC_BASE + (reg))
-#define OMAP34XX_SDRC_REGADDR(reg)	OMAP2_IO_ADDRESS(OMAP343X_SDRC_BASE + (reg))
+#define OMAP242X_SDRC_REGADDR(reg)					\
+			OMAP2_L3_IO_ADDRESS(OMAP2420_SDRC_BASE + (reg))
+#define OMAP243X_SDRC_REGADDR(reg)					\
+			OMAP2_L3_IO_ADDRESS(OMAP243X_SDRC_BASE + (reg))
+#define OMAP34XX_SDRC_REGADDR(reg)					\
+			OMAP2_L3_IO_ADDRESS(OMAP343X_SDRC_BASE + (reg))
 #endif	/* __ASSEMBLER__ */
 
 #endif
diff --git a/arch/arm/mach-omap2/sram242x.S b/arch/arm/mach-omap2/sram242x.S
index 9b62208658bc..92e6e1a12af8 100644
--- a/arch/arm/mach-omap2/sram242x.S
+++ b/arch/arm/mach-omap2/sram242x.S
@@ -128,7 +128,7 @@ omap242x_sdi_prcm_voltctrl:
 prcm_mask_val:
 	.word 0xFFFF3FFC
 omap242x_sdi_timer_32ksynct_cr:
-	.word OMAP2_IO_ADDRESS(OMAP2420_32KSYNCT_BASE + 0x010)
+	.word OMAP2_L4_IO_ADDRESS(OMAP2420_32KSYNCT_BASE + 0x010)
 ENTRY(omap242x_sram_ddr_init_sz)
 	.word	. - omap242x_sram_ddr_init
 
@@ -224,7 +224,7 @@ omap242x_srs_prcm_voltctrl:
 ddr_prcm_mask_val:
 	.word 0xFFFF3FFC
 omap242x_srs_timer_32ksynct:
-	.word OMAP2_IO_ADDRESS(OMAP2420_32KSYNCT_BASE + 0x010)
+	.word OMAP2_L4_IO_ADDRESS(OMAP2420_32KSYNCT_BASE + 0x010)
 
 ENTRY(omap242x_sram_reprogram_sdrc_sz)
 	.word	. - omap242x_sram_reprogram_sdrc
diff --git a/arch/arm/mach-omap2/sram243x.S b/arch/arm/mach-omap2/sram243x.S
index df2cd9277c00..ab4973695c71 100644
--- a/arch/arm/mach-omap2/sram243x.S
+++ b/arch/arm/mach-omap2/sram243x.S
@@ -128,7 +128,7 @@ omap243x_sdi_prcm_voltctrl:
 prcm_mask_val:
 	.word 0xFFFF3FFC
 omap243x_sdi_timer_32ksynct_cr:
-	.word OMAP2_IO_ADDRESS(OMAP2430_32KSYNCT_BASE + 0x010)
+	.word OMAP2_L4_IO_ADDRESS(OMAP2430_32KSYNCT_BASE + 0x010)
 ENTRY(omap243x_sram_ddr_init_sz)
 	.word	. - omap243x_sram_ddr_init
 
@@ -224,7 +224,7 @@ omap243x_srs_prcm_voltctrl:
 ddr_prcm_mask_val:
 	.word 0xFFFF3FFC
 omap243x_srs_timer_32ksynct:
-	.word OMAP2_IO_ADDRESS(OMAP2430_32KSYNCT_BASE + 0x010)
+	.word OMAP2_L4_IO_ADDRESS(OMAP2430_32KSYNCT_BASE + 0x010)
 
 ENTRY(omap243x_sram_reprogram_sdrc_sz)
 	.word	. - omap243x_sram_reprogram_sdrc
diff --git a/arch/arm/plat-omap/common.c b/arch/arm/plat-omap/common.c
index fdcb1cfd0c35..8b3ef17183e2 100644
--- a/arch/arm/plat-omap/common.c
+++ b/arch/arm/plat-omap/common.c
@@ -227,12 +227,12 @@ static void __init __omap2_set_globals(struct omap_globals *omap2_globals)
 
 static struct omap_globals omap242x_globals = {
 	.class	= OMAP242X_CLASS,
-	.tap	= OMAP2_IO_ADDRESS(0x48014000),
-	.sdrc	= OMAP2_IO_ADDRESS(OMAP2420_SDRC_BASE),
-	.sms	= OMAP2_IO_ADDRESS(OMAP2420_SMS_BASE),
-	.ctrl	= OMAP2_IO_ADDRESS(OMAP2420_CTRL_BASE),
-	.prm	= OMAP2_IO_ADDRESS(OMAP2420_PRM_BASE),
-	.cm	= OMAP2_IO_ADDRESS(OMAP2420_CM_BASE),
+	.tap	= OMAP2_L4_IO_ADDRESS(0x48014000),
+	.sdrc	= OMAP2_L3_IO_ADDRESS(OMAP2420_SDRC_BASE),
+	.sms	= OMAP2_L3_IO_ADDRESS(OMAP2420_SMS_BASE),
+	.ctrl	= OMAP2_L4_IO_ADDRESS(OMAP2420_CTRL_BASE),
+	.prm	= OMAP2_L4_IO_ADDRESS(OMAP2420_PRM_BASE),
+	.cm	= OMAP2_L4_IO_ADDRESS(OMAP2420_CM_BASE),
 };
 
 void __init omap2_set_globals_242x(void)
@@ -245,12 +245,12 @@ void __init omap2_set_globals_242x(void)
 
 static struct omap_globals omap243x_globals = {
 	.class	= OMAP243X_CLASS,
-	.tap	= OMAP2_IO_ADDRESS(0x4900a000),
-	.sdrc	= OMAP2_IO_ADDRESS(OMAP243X_SDRC_BASE),
-	.sms	= OMAP2_IO_ADDRESS(OMAP243X_SMS_BASE),
-	.ctrl	= OMAP2_IO_ADDRESS(OMAP243X_CTRL_BASE),
-	.prm	= OMAP2_IO_ADDRESS(OMAP2430_PRM_BASE),
-	.cm	= OMAP2_IO_ADDRESS(OMAP2430_CM_BASE),
+	.tap	= OMAP2_L4_IO_ADDRESS(0x4900a000),
+	.sdrc	= OMAP2_L3_IO_ADDRESS(OMAP243X_SDRC_BASE),
+	.sms	= OMAP2_L3_IO_ADDRESS(OMAP243X_SMS_BASE),
+	.ctrl	= OMAP2_L4_IO_ADDRESS(OMAP243X_CTRL_BASE),
+	.prm	= OMAP2_L4_IO_ADDRESS(OMAP2430_PRM_BASE),
+	.cm	= OMAP2_L4_IO_ADDRESS(OMAP2430_CM_BASE),
 };
 
 void __init omap2_set_globals_243x(void)
@@ -263,12 +263,12 @@ void __init omap2_set_globals_243x(void)
 
 static struct omap_globals omap343x_globals = {
 	.class	= OMAP343X_CLASS,
-	.tap	= OMAP2_IO_ADDRESS(0x4830A000),
-	.sdrc	= OMAP2_IO_ADDRESS(OMAP343X_SDRC_BASE),
-	.sms	= OMAP2_IO_ADDRESS(OMAP343X_SMS_BASE),
-	.ctrl	= OMAP2_IO_ADDRESS(OMAP343X_CTRL_BASE),
-	.prm	= OMAP2_IO_ADDRESS(OMAP3430_PRM_BASE),
-	.cm	= OMAP2_IO_ADDRESS(OMAP3430_CM_BASE),
+	.tap	= OMAP2_L4_IO_ADDRESS(0x4830A000),
+	.sdrc	= OMAP2_L3_IO_ADDRESS(OMAP343X_SDRC_BASE),
+	.sms	= OMAP2_L3_IO_ADDRESS(OMAP343X_SMS_BASE),
+	.ctrl	= OMAP2_L4_IO_ADDRESS(OMAP343X_CTRL_BASE),
+	.prm	= OMAP2_L4_IO_ADDRESS(OMAP3430_PRM_BASE),
+	.cm	= OMAP2_L4_IO_ADDRESS(OMAP3430_CM_BASE),
 };
 
 void __init omap2_set_globals_343x(void)
@@ -280,10 +280,10 @@ void __init omap2_set_globals_343x(void)
 #if defined(CONFIG_ARCH_OMAP4)
 static struct omap_globals omap4_globals = {
 	.class	= OMAP443X_CLASS,
-	.tap	= OMAP2_IO_ADDRESS(0x4830a000),
-	.ctrl	= OMAP2_IO_ADDRESS(OMAP443X_CTRL_BASE),
-	.prm	= OMAP2_IO_ADDRESS(OMAP4430_PRM_BASE),
-	.cm	= OMAP2_IO_ADDRESS(OMAP4430_CM_BASE),
+	.tap	= OMAP2_L4_IO_ADDRESS(0x4830a000),
+	.ctrl	= OMAP2_L4_IO_ADDRESS(OMAP443X_CTRL_BASE),
+	.prm	= OMAP2_L4_IO_ADDRESS(OMAP4430_PRM_BASE),
+	.cm	= OMAP2_L4_IO_ADDRESS(OMAP4430_CM_BASE),
 };
 
 void __init omap2_set_globals_443x(void)
diff --git a/arch/arm/plat-omap/include/mach/control.h b/arch/arm/plat-omap/include/mach/control.h
index 826d317cdbec..805819f3a868 100644
--- a/arch/arm/plat-omap/include/mach/control.h
+++ b/arch/arm/plat-omap/include/mach/control.h
@@ -20,15 +20,18 @@
 
 #ifndef __ASSEMBLY__
 #define OMAP242X_CTRL_REGADDR(reg)					\
-	OMAP2_IO_ADDRESS(OMAP242X_CTRL_BASE + (reg))
+		OMAP2_L4_IO_ADDRESS(OMAP242X_CTRL_BASE + (reg))
 #define OMAP243X_CTRL_REGADDR(reg)					\
-	OMAP2_IO_ADDRESS(OMAP243X_CTRL_BASE + (reg))
+		OMAP2_L4_IO_ADDRESS(OMAP243X_CTRL_BASE + (reg))
 #define OMAP343X_CTRL_REGADDR(reg)					\
-	OMAP2_IO_ADDRESS(OMAP343X_CTRL_BASE + (reg))
+		OMAP2_L4_IO_ADDRESS(OMAP343X_CTRL_BASE + (reg))
 #else
-#define OMAP242X_CTRL_REGADDR(reg)	OMAP2_IO_ADDRESS(OMAP242X_CTRL_BASE + (reg))
-#define OMAP243X_CTRL_REGADDR(reg)	OMAP2_IO_ADDRESS(OMAP243X_CTRL_BASE + (reg))
-#define OMAP343X_CTRL_REGADDR(reg)	OMAP2_IO_ADDRESS(OMAP343X_CTRL_BASE + (reg))
+#define OMAP242X_CTRL_REGADDR(reg)					\
+		OMAP2_L4_IO_ADDRESS(OMAP242X_CTRL_BASE + (reg))
+#define OMAP243X_CTRL_REGADDR(reg)					\
+		OMAP2_L4_IO_ADDRESS(OMAP243X_CTRL_BASE + (reg))
+#define OMAP343X_CTRL_REGADDR(reg)					\
+		OMAP2_L4_IO_ADDRESS(OMAP343X_CTRL_BASE + (reg))
 #endif /* __ASSEMBLY__ */
 
 /*
diff --git a/arch/arm/plat-omap/include/mach/entry-macro.S b/arch/arm/plat-omap/include/mach/entry-macro.S
index 3bad928c6315..2aea5665f58f 100644
--- a/arch/arm/plat-omap/include/mach/entry-macro.S
+++ b/arch/arm/plat-omap/include/mach/entry-macro.S
@@ -68,9 +68,9 @@
 
 /* REVISIT: This should be set dynamically if CONFIG_MULTI_OMAP2 is selected */
 #if defined(CONFIG_ARCH_OMAP2420) || defined(CONFIG_ARCH_OMAP2430)
-#define OMAP2_VA_IC_BASE		OMAP2_IO_ADDRESS(OMAP24XX_IC_BASE)
+#define OMAP2_VA_IC_BASE		OMAP2_L4_IO_ADDRESS(OMAP24XX_IC_BASE)
 #elif defined(CONFIG_ARCH_OMAP34XX)
-#define OMAP2_VA_IC_BASE		OMAP2_IO_ADDRESS(OMAP34XX_IC_BASE)
+#define OMAP2_VA_IC_BASE		OMAP2_L4_IO_ADDRESS(OMAP34XX_IC_BASE)
 #endif
 #if defined(CONFIG_ARCH_OMAP4)
 #include <mach/omap44xx.h>
@@ -104,7 +104,7 @@
 
 		.endm
 #else
-#define OMAP44XX_VA_GIC_CPU_BASE	OMAP2_IO_ADDRESS(OMAP44XX_GIC_CPU_BASE)
+#define OMAP44XX_VA_GIC_CPU_BASE	OMAP2_L4_IO_ADDRESS(OMAP44XX_GIC_CPU_BASE)
 
 		/*
 		 * The interrupt numbering scheme is defined in the
diff --git a/arch/arm/plat-omap/include/mach/io.h b/arch/arm/plat-omap/include/mach/io.h
index 8d32df32b0b1..c475be75267e 100644
--- a/arch/arm/plat-omap/include/mach/io.h
+++ b/arch/arm/plat-omap/include/mach/io.h
@@ -63,9 +63,11 @@
 #define OMAP1_IO_OFFSET		0x01000000	/* Virtual IO = 0xfefb0000 */
 #define OMAP1_IO_ADDRESS(pa)	IOMEM((pa) - OMAP1_IO_OFFSET)
 
-#define OMAP2_IO_OFFSET		0x90000000
-#define OMAP2_IO_ADDRESS(pa)	IOMEM((pa) + OMAP2_IO_OFFSET) /* L3 and L4 */
+#define OMAP2_L3_IO_OFFSET	0x90000000
+#define OMAP2_L3_IO_ADDRESS(pa)	IOMEM((pa) + OMAP2_L3_IO_OFFSET) /* L3 */
 
+#define OMAP2_L4_IO_OFFSET	0x90000000
+#define OMAP2_L4_IO_ADDRESS(pa)	IOMEM((pa) + OMAP2_L4_IO_OFFSET) /* L4 */
 /*
  * ----------------------------------------------------------------------------
  * Omap1 specific IO mapping
diff --git a/arch/arm/plat-omap/include/mach/sdrc.h b/arch/arm/plat-omap/include/mach/sdrc.h
index 1c09c78a48f2..7b58a5f78ce4 100644
--- a/arch/arm/plat-omap/include/mach/sdrc.h
+++ b/arch/arm/plat-omap/include/mach/sdrc.h
@@ -80,11 +80,11 @@
  */
 
 #define OMAP242X_SMS_REGADDR(reg)					\
-			(void __iomem *)OMAP2_IO_ADDRESS(OMAP2420_SMS_BASE + reg)
+		(void __iomem *)OMAP2_L3_IO_ADDRESS(OMAP2420_SMS_BASE + reg)
 #define OMAP243X_SMS_REGADDR(reg)					\
-			(void __iomem *)OMAP2_IO_ADDRESS(OMAP243X_SMS_BASE + reg)
+		(void __iomem *)OMAP2_L3_IO_ADDRESS(OMAP243X_SMS_BASE + reg)
 #define OMAP343X_SMS_REGADDR(reg)					\
-			(void __iomem *)OMAP2_IO_ADDRESS(OMAP343X_SMS_BASE + reg)
+		(void __iomem *)OMAP2_L3_IO_ADDRESS(OMAP343X_SMS_BASE + reg)
 
 /* SMS register offsets - read/write with sms_{read,write}_reg() */
 
diff --git a/arch/arm/plat-omap/io.c b/arch/arm/plat-omap/io.c
index 23a205f4a2b1..eb74ab286081 100644
--- a/arch/arm/plat-omap/io.c
+++ b/arch/arm/plat-omap/io.c
@@ -142,7 +142,7 @@ u8 omap_readb(u32 pa)
 	if (cpu_class_is_omap1())
 		return __raw_readb(OMAP1_IO_ADDRESS(pa));
 	else
-		return __raw_readb(OMAP2_IO_ADDRESS(pa));
+		return __raw_readb(OMAP2_L4_IO_ADDRESS(pa));
 }
 EXPORT_SYMBOL(omap_readb);
 
@@ -151,7 +151,7 @@ u16 omap_readw(u32 pa)
 	if (cpu_class_is_omap1())
 		return __raw_readw(OMAP1_IO_ADDRESS(pa));
 	else
-		return __raw_readw(OMAP2_IO_ADDRESS(pa));
+		return __raw_readw(OMAP2_L4_IO_ADDRESS(pa));
 }
 EXPORT_SYMBOL(omap_readw);
 
@@ -160,7 +160,7 @@ u32 omap_readl(u32 pa)
 	if (cpu_class_is_omap1())
 		return __raw_readl(OMAP1_IO_ADDRESS(pa));
 	else
-		return __raw_readl(OMAP2_IO_ADDRESS(pa));
+		return __raw_readl(OMAP2_L4_IO_ADDRESS(pa));
 }
 EXPORT_SYMBOL(omap_readl);
 
@@ -169,7 +169,7 @@ void omap_writeb(u8 v, u32 pa)
 	if (cpu_class_is_omap1())
 		__raw_writeb(v, OMAP1_IO_ADDRESS(pa));
 	else
-		__raw_writeb(v, OMAP2_IO_ADDRESS(pa));
+		__raw_writeb(v, OMAP2_L4_IO_ADDRESS(pa));
 }
 EXPORT_SYMBOL(omap_writeb);
 
@@ -178,7 +178,7 @@ void omap_writew(u16 v, u32 pa)
 	if (cpu_class_is_omap1())
 		__raw_writew(v, OMAP1_IO_ADDRESS(pa));
 	else
-		__raw_writew(v, OMAP2_IO_ADDRESS(pa));
+		__raw_writew(v, OMAP2_L4_IO_ADDRESS(pa));
 }
 EXPORT_SYMBOL(omap_writew);
 
@@ -187,6 +187,6 @@ void omap_writel(u32 v, u32 pa)
 	if (cpu_class_is_omap1())
 		__raw_writel(v, OMAP1_IO_ADDRESS(pa));
 	else
-		__raw_writel(v, OMAP2_IO_ADDRESS(pa));
+		__raw_writel(v, OMAP2_L4_IO_ADDRESS(pa));
 }
 EXPORT_SYMBOL(omap_writel);
diff --git a/arch/arm/plat-omap/sram.c b/arch/arm/plat-omap/sram.c
index 75d1f26e5b17..93bdbaf7b3a4 100644
--- a/arch/arm/plat-omap/sram.c
+++ b/arch/arm/plat-omap/sram.c
@@ -56,16 +56,16 @@
 #define SRAM_BOOTLOADER_SZ	0x80
 #endif
 
-#define OMAP24XX_VA_REQINFOPERM0	OMAP2_IO_ADDRESS(0x68005048)
-#define OMAP24XX_VA_READPERM0		OMAP2_IO_ADDRESS(0x68005050)
-#define OMAP24XX_VA_WRITEPERM0		OMAP2_IO_ADDRESS(0x68005058)
+#define OMAP24XX_VA_REQINFOPERM0	OMAP2_L3_IO_ADDRESS(0x68005048)
+#define OMAP24XX_VA_READPERM0		OMAP2_L3_IO_ADDRESS(0x68005050)
+#define OMAP24XX_VA_WRITEPERM0		OMAP2_L3_IO_ADDRESS(0x68005058)
 
-#define OMAP34XX_VA_REQINFOPERM0	OMAP2_IO_ADDRESS(0x68012848)
-#define OMAP34XX_VA_READPERM0		OMAP2_IO_ADDRESS(0x68012850)
-#define OMAP34XX_VA_WRITEPERM0		OMAP2_IO_ADDRESS(0x68012858)
-#define OMAP34XX_VA_ADDR_MATCH2		OMAP2_IO_ADDRESS(0x68012880)
-#define OMAP34XX_VA_SMS_RG_ATT0		OMAP2_IO_ADDRESS(0x6C000048)
-#define OMAP34XX_VA_CONTROL_STAT	OMAP2_IO_ADDRESS(0x480022F0)
+#define OMAP34XX_VA_REQINFOPERM0	OMAP2_L3_IO_ADDRESS(0x68012848)
+#define OMAP34XX_VA_READPERM0		OMAP2_L3_IO_ADDRESS(0x68012850)
+#define OMAP34XX_VA_WRITEPERM0		OMAP2_L3_IO_ADDRESS(0x68012858)
+#define OMAP34XX_VA_ADDR_MATCH2		OMAP2_L3_IO_ADDRESS(0x68012880)
+#define OMAP34XX_VA_SMS_RG_ATT0		OMAP2_L3_IO_ADDRESS(0x6C000048)
+#define OMAP34XX_VA_CONTROL_STAT	OMAP2_L4_IO_ADDRESS(0x480022F0)
 
 #define GP_DEVICE		0x300