diff --git a/arch/arm/mach-omap2/board-4430sdp.c b/arch/arm/mach-omap2/board-4430sdp.c
new file mode 100644
index 0000000..157e9e4
--- /dev/null
+++ b/arch/arm/mach-omap2/board-4430sdp.c
@@ -0,0 +1,91 @@
+/*
+ * Board support file for OMAP4430 SDP.
+ *
+ * Copyright (C) 2009 Texas Instruments
+ *
+ * Author: Santosh Shilimkar <santosh.shilimkar@ti.com>
+ *
+ * Based on mach-omap2/board-3430sdp.c
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/platform_device.h>
+#include <linux/io.h>
+
+#include <mach/hardware.h>
+#include <asm/mach-types.h>
+#include <asm/mach/arch.h>
+#include <asm/mach/map.h>
+
+#include <mach/gpio.h>
+#include <mach/board.h>
+#include <mach/common.h>
+#include <mach/control.h>
+#include <asm/hardware/gic.h>
+
+static struct platform_device sdp4430_lcd_device = {
+	.name		= "sdp4430_lcd",
+	.id		= -1,
+};
+
+static struct platform_device *sdp4430_devices[] __initdata = {
+	&sdp4430_lcd_device,
+};
+
+static struct omap_uart_config sdp4430_uart_config __initdata = {
+	.enabled_uarts	= ((1 << 0) | (1 << 1) | (1 << 2)),
+};
+
+static struct omap_lcd_config sdp4430_lcd_config __initdata = {
+	.ctrl_name	= "internal",
+};
+
+static struct omap_board_config_kernel sdp4430_config[] __initdata = {
+	{ OMAP_TAG_UART,	&sdp4430_uart_config },
+	{ OMAP_TAG_LCD,		&sdp4430_lcd_config },
+};
+
+static void __init gic_init_irq(void)
+{
+	gic_dist_init(0, IO_ADDRESS(OMAP44XX_GIC_DIST_BASE), 29);
+	gic_cpu_init(0, IO_ADDRESS(OMAP44XX_GIC_CPU_BASE));
+}
+
+static void __init omap_4430sdp_init_irq(void)
+{
+	omap2_init_common_hw(NULL);
+	gic_init_irq();
+	omap_gpio_init();
+}
+
+
+static void __init omap_4430sdp_init(void)
+{
+	platform_add_devices(sdp4430_devices, ARRAY_SIZE(sdp4430_devices));
+	omap_board_config = sdp4430_config;
+	omap_board_config_size = ARRAY_SIZE(sdp4430_config);
+	omap_serial_init();
+
+}
+
+static void __init omap_4430sdp_map_io(void)
+{
+	omap2_set_globals_443x();
+	omap2_map_common_io();
+}
+
+MACHINE_START(OMAP_4430SDP, "OMAP4430 4430SDP board")
+	/* Maintainer: Santosh Shilimkar - Texas Instruments Inc */
+	.phys_io	= 0x48000000,
+	.io_pg_offst	= ((0xd8000000) >> 18) & 0xfffc,
+	.boot_params	= 0x80000100,
+	.map_io		= omap_4430sdp_map_io,
+	.init_irq	= omap_4430sdp_init_irq,
+	.init_machine	= omap_4430sdp_init,
+	.timer		= &omap_timer,
+MACHINE_END
diff --git a/arch/arm/plat-omap/include/mach/hardware.h b/arch/arm/plat-omap/include/mach/hardware.h
index 3dc423e..26c1fbf 100644
--- a/arch/arm/plat-omap/include/mach/hardware.h
+++ b/arch/arm/plat-omap/include/mach/hardware.h
@@ -285,5 +285,6 @@
 #include "omap16xx.h"
 #include "omap24xx.h"
 #include "omap34xx.h"
+#include "omap44xx.h"
 
 #endif	/* __ASM_ARCH_OMAP_HARDWARE_H */
diff --git a/arch/arm/plat-omap/include/mach/omap34xx.h b/arch/arm/plat-omap/include/mach/omap34xx.h
index ab64015..4cf9859 100644
--- a/arch/arm/plat-omap/include/mach/omap34xx.h
+++ b/arch/arm/plat-omap/include/mach/omap34xx.h
@@ -3,7 +3,7 @@
  *
  * This file contains the processor specific definitions of the TI OMAP34XX.
  *
- * Copyright (C) 2007 Texas Instruments.
+ * Copyright (C) 2007-2009 Texas Instruments.
  * Copyright (C) 2007 Nokia Corporation.
  *
  * This program is free software; you can redistribute it and/or modify
@@ -31,13 +31,9 @@
 
 #define L4_34XX_BASE		0x48000000
 #define L4_WK_34XX_BASE		0x48300000
-#define L4_WK_OMAP_BASE		L4_WK_34XX_BASE
 #define L4_PER_34XX_BASE	0x49000000
-#define L4_PER_OMAP_BASE	L4_PER_34XX_BASE
 #define L4_EMU_34XX_BASE	0x54000000
-#define L4_EMU_BASE		L4_EMU_34XX_BASE
 #define L3_34XX_BASE		0x68000000
-#define L3_OMAP_BASE		L3_34XX_BASE
 
 #define OMAP3430_32KSYNCT_BASE	0x48320000
 #define OMAP3430_CM_BASE	0x48004800
@@ -85,6 +81,10 @@
 
 #if defined(CONFIG_ARCH_OMAP3430)
 
+#define L4_WK_OMAP_BASE			L4_WK_34XX_BASE
+#define L4_PER_OMAP_BASE		L4_PER_34XX_BASE
+#define L4_EMU_BASE			L4_EMU_34XX_BASE
+#define L3_OMAP_BASE			L3_34XX_BASE
 #define OMAP2_32KSYNCT_BASE		OMAP3430_32KSYNCT_BASE
 #define OMAP2_CM_BASE			OMAP3430_CM_BASE
 #define OMAP2_PRM_BASE			OMAP3430_PRM_BASE
diff --git a/arch/arm/plat-omap/include/mach/omap44xx.h b/arch/arm/plat-omap/include/mach/omap44xx.h
new file mode 100644
index 0000000..fb3c1b4
--- /dev/null
+++ b/arch/arm/plat-omap/include/mach/omap44xx.h
@@ -0,0 +1,61 @@
+/*
+ * Address mappings and base address for OMAP4 interconnects
+ * and peripherals.
+ *
+ * Copyright (C) 2009 Texas Instruments
+ *
+ * Author: Santosh Shilimkar <santosh.shilimkar@ti.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+#ifndef __ASM_ARCH_OMAP44XX_H
+#define __ASM_ARCH_OMAP44XX_H
+
+/*
+ * Please place only base defines here and put the rest in device
+ * specific headers.
+ */
+#define L4_44XX_BASE			0x4A000000
+#define L4_WK_44XX_BASE			0x4A300000
+#define L4_PER_44XX_BASE		0x48000000
+#define L4_EMU_44XX_BASE		0x54000000
+#define L3_44XX_BASE			0x44000000
+#define OMAP4430_32KSYNCT_BASE		0x4A304000
+#define OMAP4430_CM_BASE		0x4A004000
+#define OMAP4430_PRM_BASE		0x48306000
+#define OMAP44XX_GPMC_BASE		0x50000000
+#define OMAP443X_SCM_BASE		0x4A002000
+#define OMAP443X_CTRL_BASE		OMAP443X_SCM_BASE
+#define OMAP44XX_IC_BASE		0x48200000
+#define OMAP44XX_IVA_INTC_BASE		0x40000000
+#define IRQ_SIR_IRQ			0x0040
+#define	OMAP44XX_GIC_DIST_BASE		0x48241000
+#define OMAP44XX_GIC_CPU_BASE		0x48240100
+#define	OMAP44XX_VA_GIC_CPU_BASE	IO_ADDRESS(OMAP44XX_GIC_CPU_BASE)
+#define OMAP44XX_SCU_BASE		0x48240000
+#define OMAP44XX_VA_SCU_BASE		IO_ADDRESS(OMAP44XX_SCU_BASE)
+#define OMAP44XX_LOCAL_TWD_BASE		0x48240600
+#define OMAP44XX_VA_LOCAL_TWD_BASE	IO_ADDRESS(OMAP44XX_LOCAL_TWD_BASE)
+#define OMAP44XX_LOCAL_TWD_SIZE		0x00000100
+#define OMAP44XX_WKUPGEN_BASE		0x48281000
+#define OMAP44XX_VA_WKUPGEN_BASE	IO_ADDRESS(OMAP44XX_WKUPGEN_BASE)
+
+/* Common macros between OMAPs */
+
+#if defined(CONFIG_ARCH_OMAP4)
+
+#define L4_WK_OMAP_BASE			L4_WK_44XX_BASE
+#define L4_PER_OMAP_BASE		L4_PER_44XX_BASE
+#define L4_EMU_BASE			L4_EMU_44XX_BASE
+#define L3_OMAP_BASE			L3_44XX_BASE
+#define OMAP2_32KSYNCT_BASE		OMAP4430_32KSYNCT_BASE
+#define OMAP2_CM_BASE			OMAP4430_CM_BASE
+#define OMAP2_PRM_BASE			OMAP4430_PRM_BASE
+#define OMAP2_VA_IC_BASE		IO_ADDRESS(OMAP44XX_IC_BASE)
+
+#endif
+
+#endif /* __ASM_ARCH_OMAP44XX_H */
+
