diff --git a/arch/arm/include/asm/arch-spear/hardware.h b/arch/arm/include/asm/arch-spear/hardware.h
index 0012dd7..8150911 100644
--- a/arch/arm/include/asm/arch-spear/hardware.h
+++ b/arch/arm/include/asm/arch-spear/hardware.h
@@ -24,37 +24,54 @@
 #ifndef _ASM_ARCH_HARDWARE_H
 #define _ASM_ARCH_HARDWARE_H
 
-#define CONFIG_SYS_USBD_BASE			(0xE1100000)
-#define CONFIG_SYS_PLUG_BASE			(0xE1200000)
-#define CONFIG_SYS_FIFO_BASE			(0xE1000800)
-#define CONFIG_SYS_SMI_BASE			(0xFC000000)
-#define CONFIG_SPEAR_SYSCNTLBASE		(0xFCA00000)
-#define CONFIG_SPEAR_TIMERBASE			(0xFC800000)
-#define CONFIG_SPEAR_MISCBASE			(0xFCA80000)
+#define CONFIG_SYS_USBD_BASE			0xE1100000
+#define CONFIG_SYS_PLUG_BASE			0xE1200000
+#define CONFIG_SYS_FIFO_BASE			0xE1000800
+#define CONFIG_SYS_SMI_BASE			0xFC000000
+#define CONFIG_SPEAR_SYSCNTLBASE		0xFCA00000
+#define CONFIG_SPEAR_TIMERBASE			0xFC800000
+#define CONFIG_SPEAR_MISCBASE			0xFCA80000
 #define CONFIG_SPEAR_ETHBASE			0xE0800000
+#define CONFIG_SPEAR_MPMCBASE			0xFC600000
+#define CONFIG_SSP1_BASE			0xD0100000
+#define CONFIG_SSP2_BASE			0xD0180000
+#define CONFIG_SSP3_BASE			0xD8180000
+#define CONFIG_GPIO_BASE			0xD8100000
 
 #define CONFIG_SYS_NAND_CLE			(1 << 16)
 #define CONFIG_SYS_NAND_ALE			(1 << 17)
 
 #if defined(CONFIG_SPEAR600)
-#define CONFIG_SYS_I2C_BASE			(0xD0200000)
-#define CONFIG_SYS_FSMC_BASE			(0xD1800000)
+#define CONFIG_SYS_I2C_BASE			0xD0200000
+#define CONFIG_SYS_FSMC_BASE			0xD1800000
+#define CONFIG_FSMC_NAND_BASE			0xD2000000
+
+#define CONFIG_SPEAR_BOOTSTRAPCFG		0xFCA80000
+#define CONFIG_SPEAR_BOOTSTRAPSHFT		16
+#define CONFIG_SPEAR_BOOTSTRAPMASK		0xB
+#define CONFIG_SPEAR_ONLYSNORBOOT		0xA
+#define CONFIG_SPEAR_NORNANDBOOT		0xB
+#define CONFIG_SPEAR_NORNAND8BOOT		0x8
+#define CONFIG_SPEAR_NORNAND16BOOT		0x9
+#define CONFIG_SPEAR_USBBOOT			0x8
+
+#define CONFIG_SPEAR_MPMCREGS			100
 
 #elif defined(CONFIG_SPEAR300)
-#define CONFIG_SYS_I2C_BASE			(0xD0180000)
-#define CONFIG_SYS_FSMC_BASE			(0x94000000)
+#define CONFIG_SYS_I2C_BASE			0xD0180000
+#define CONFIG_SYS_FSMC_BASE			0x94000000
 
 #elif defined(CONFIG_SPEAR310)
-#define CONFIG_SYS_I2C_BASE			(0xD0180000)
-#define CONFIG_SYS_FSMC_BASE			(0x44000000)
+#define CONFIG_SYS_I2C_BASE			0xD0180000
+#define CONFIG_SYS_FSMC_BASE			0x44000000
 
 #undef CONFIG_SYS_NAND_CLE
 #undef CONFIG_SYS_NAND_ALE
 #define CONFIG_SYS_NAND_CLE			(1 << 17)
 #define CONFIG_SYS_NAND_ALE			(1 << 16)
 
-#define CONFIG_SPEAR_EMIBASE			(0x4F000000)
-#define CONFIG_SPEAR_RASBASE			(0xB4000000)
+#define CONFIG_SPEAR_EMIBASE			0x4F000000
+#define CONFIG_SPEAR_RASBASE			0xB4000000
 
 #define CONFIG_SYS_MACB0_BASE			0xB0000000
 #define CONFIG_SYS_MACB1_BASE			0xB0800000
@@ -62,11 +79,11 @@
 #define CONFIG_SYS_MACB3_BASE			0xB1800000
 
 #elif defined(CONFIG_SPEAR320)
-#define CONFIG_SYS_I2C_BASE			(0xD0180000)
-#define CONFIG_SYS_FSMC_BASE			(0x4C000000)
+#define CONFIG_SYS_I2C_BASE			0xD0180000
+#define CONFIG_SYS_FSMC_BASE			0x4C000000
 
-#define CONFIG_SPEAR_EMIBASE			(0x40000000)
-#define CONFIG_SPEAR_RASBASE			(0xB3000000)
+#define CONFIG_SPEAR_EMIBASE			0x40000000
+#define CONFIG_SPEAR_RASBASE			0xB3000000
 
 #define CONFIG_SYS_MACB0_BASE			0xAA000000
 
diff --git a/arch/arm/include/asm/arch-spear/spr_defs.h b/arch/arm/include/asm/arch-spear/spr_defs.h
index 0ddce62..71d64a1 100644
--- a/arch/arm/include/asm/arch-spear/spr_defs.h
+++ b/arch/arm/include/asm/arch-spear/spr_defs.h
@@ -28,6 +28,30 @@
 extern void setfreq(unsigned int, unsigned int);
 extern unsigned int setfreq_sz;
 
+void plat_ddr_init(void);
+void soc_init(void);
+void spear_late_init(void);
+void plat_late_init(void);
+
+int snor_boot_selected(void);
+int nand_boot_selected(void);
+int pnor_boot_selected(void);
+int usb_boot_selected(void);
+int uart_boot_selected(void);
+int tftp_boot_selected(void);
+int i2c_boot_selected(void);
+int spi_boot_selected(void);
+int mmc_boot_selected(void);
+
+extern u32 mpmc_conf_vals[];
+
+struct chip_data {
+	int cpufreq;
+	int dramfreq;
+	int dramtype;
+	uchar version[32];
+};
+
 /* HW mac id in i2c memory definitions */
 #define MAGIC_OFF	0x0
 #define MAGIC_LEN	0x2
@@ -36,4 +60,10 @@
 #define MAC_OFF		0x2
 #define MAC_LEN		0x6
 
+#define PNOR_WIDTH_8			0
+#define	PNOR_WIDTH_16			1
+#define	PNOR_WIDTH_32			2
+#define PNOR_WIDTH_NUM			3
+#define PNOR_WIDTH_SEARCH		0xff
+
 #endif
diff --git a/arch/arm/include/asm/arch-spear/spr_misc.h b/arch/arm/include/asm/arch-spear/spr_misc.h
index b8fcf49..5f67a5f 100644
--- a/arch/arm/include/asm/arch-spear/spr_misc.h
+++ b/arch/arm/include/asm/arch-spear/spr_misc.h
@@ -46,7 +46,7 @@
 	u32 prsc2_clk_cfg;	/* 0x48 */
 	u32 prsc3_clk_cfg;	/* 0x4C */
 	u32 amem_cfg_ctrl;	/* 0x50 */
-	u32 port_cfg_ctrl;	/* 0x54 */
+	u32 expi_clk_cfg;	/* 0x54 */
 	u32 reserved_1;		/* 0x58 */
 	u32 clcd_synth_clk;	/* 0x5C */
 	u32 irda_synth_clk;	/* 0x60 */
@@ -101,6 +101,37 @@
 	u32 ras_gpp2_out;	/* 0x800C */
 };
 
+/* SYNTH_CLK value*/
+#define SYNTH23			0x00020003
+
+/* PLLx_FRQ value */
+#if defined(CONFIG_SPEAR3XX)
+#define FREQ_332		0xA600010C
+#define FREQ_266		0x8500010C
+#elif defined(CONFIG_SPEAR600)
+#define FREQ_332		0xA600010F
+#define FREQ_266		0x8500010F
+#endif
+
+/* PLL_CTR_REG   */
+#define MEM_CLK_SEL_MSK		0x70000000
+#define MEM_CLK_HCLK		0x00000000
+#define MEM_CLK_2HCLK		0x10000000
+#define MEM_CLK_PLL2		0x30000000
+
+#define EXPI_CLK_CFG_LOW_COMPR	0x2000
+#define EXPI_CLK_CFG_CLK_EN	0x0400
+#define EXPI_CLK_CFG_RST	0x0200
+#define EXPI_CLK_SYNT_EN	0x0010
+#define EXPI_CLK_CFG_SEL_PLL2	0x0004
+#define EXPI_CLK_CFG_INT_CLK_EN	0x0001
+
+#define PLL2_CNTL_6UA		0x1c00
+#define PLL2_CNTL_SAMPLE	0x0008
+#define PLL2_CNTL_ENABLE	0x0004
+#define PLL2_CNTL_RESETN	0x0002
+#define PLL2_CNTL_LOCK		0x0001
+
 /* AUTO_CFG_REG value */
 #define MISC_SOCCFGMSK                  0x0000003F
 #define MISC_SOCCFG30                   0x0000000C
@@ -131,9 +162,112 @@
 #define MISC_ETHENB			0x00800000
 #define MISC_SMIENB			0x00200000
 #define MISC_GPT3ENB			0x00010000
+#define MISC_GPIO4ENB			0x00002000
 #define MISC_GPT2ENB			0x00000800
 #define MISC_FSMCENB			0x00000200
 #define MISC_I2CENB			0x00000080
+#define MISC_SSP2ENB			0x00000070
 #define MISC_UART0ENB			0x00000008
 
+/*   PERIPH_CLK_CFG   */
+#define  XTALTIMEEN		0x00000001
+#define  PLLTIMEEN		0x00000002
+#define  CLCDCLK_SYNTH		0x00000000
+#define  CLCDCLK_48MHZ		0x00000004
+#define  CLCDCLK_EXT		0x00000008
+#define  UARTCLK_MASK		(0x1 << 4)
+#define  UARTCLK_48MHZ		0x00000000
+#define  UARTCLK_SYNTH		0x00000010
+#define  IRDACLK_48MHZ		0x00000000
+#define  IRDACLK_SYNTH		0x00000020
+#define  IRDACLK_EXT		0x00000040
+#define  RTC_DISABLE		0x00000080
+#define  GPT1CLK_48MHZ		0x00000000
+#define  GPT1CLK_SYNTH		0x00000100
+#define  GPT2CLK_48MHZ		0x00000000
+#define  GPT2CLK_SYNTH		0x00000200
+#define  GPT3CLK_48MHZ		0x00000000
+#define  GPT3CLK_SYNTH		0x00000400
+#define  GPT4CLK_48MHZ		0x00000000
+#define  GPT4CLK_SYNTH		0x00000800
+#define  GPT5CLK_48MHZ		0x00000000
+#define  GPT5CLK_SYNTH		0x00001000
+#define  GPT1_FREEZE		0x00002000
+#define  GPT2_FREEZE		0x00004000
+#define  GPT3_FREEZE		0x00008000
+#define  GPT4_FREEZE		0x00010000
+#define  GPT5_FREEZE		0x00020000
+
+/*  PERIPH1_CLKEN bits  */
+#define PERIPH_ARM1_WE		0x00000001
+#define PERIPH_ARM1		0x00000002
+#define PERIPH_ARM2		0x00000004
+#define PERIPH_UART1		0x00000008
+#define PERIPH_UART2		0x00000010
+#define PERIPH_SSP1		0x00000020
+#define PERIPH_SSP2		0x00000040
+#define PERIPH_I2C		0x00000080
+#define PERIPH_JPEG		0x00000100
+#define PERIPH_FSMC		0x00000200
+#define PERIPH_FIRDA		0x00000400
+#define PERIPH_GPT4		0x00000800
+#define PERIPH_GPT5		0x00001000
+#define PERIPH_GPIO4		0x00002000
+#define PERIPH_SSP3		0x00004000
+#define PERIPH_ADC		0x00008000
+#define PERIPH_GPT3		0x00010000
+#define PERIPH_RTC		0x00020000
+#define PERIPH_GPIO3		0x00040000
+#define PERIPH_DMA		0x00080000
+#define PERIPH_ROM		0x00100000
+#define PERIPH_SMI		0x00200000
+#define PERIPH_CLCD		0x00400000
+#define PERIPH_GMAC		0x00800000
+#define PERIPH_USBD		0x01000000
+#define PERIPH_USBH1		0x02000000
+#define PERIPH_USBH2		0x04000000
+#define PERIPH_MPMC		0x08000000
+#define PERIPH_RAMW		0x10000000
+#define PERIPH_MPMC_EN		0x20000000
+#define PERIPH_MPMC_WE		0x40000000
+#define PERIPH_MPMCMSK		0x60000000
+
+#define PERIPH_CLK_ALL		0x0FFFFFF8
+#define PERIPH_RST_ALL		0x00000004
+
+/* DDR_PAD values */
+#define DDR_PAD_CNF_MSK		0x0000ffff
+#define DDR_PAD_SW_CONF		0x00060000
+#define DDR_PAD_SSTL_SEL	0x00000001
+#define DDR_PAD_DRAM_TYPE	0x00008000
+
+/* DDR_COMP values */
+#define DDR_COMP_ACCURATE	0x00000010
+
+/* SoC revision stuff */
+#define SOC_PRI_SHFT		16
+#define SOC_SEC_SHFT		8
+
+/* Revision definitions */
+#define SOC_SPEAR_NA		0
+
+/*
+ * The definitons have started from
+ * 101 for SPEAr6xx
+ * 201 for SPEAr3xx
+ * 301 for SPEAr13xx
+ */
+#define SOC_SPEAR600_AA		101
+#define SOC_SPEAR600_AB		102
+#define SOC_SPEAR600_BA		103
+#define SOC_SPEAR600_BB		104
+#define SOC_SPEAR600_BC		105
+#define SOC_SPEAR600_BD		106
+
+#define SOC_SPEAR300		201
+#define SOC_SPEAR310		202
+#define SOC_SPEAR320		203
+
+extern int get_socrev(void);
+
 #endif
diff --git a/arch/arm/include/asm/arch-spear/spr_ssp.h b/arch/arm/include/asm/arch-spear/spr_ssp.h
new file mode 100644
index 0000000..4f144ee
--- /dev/null
+++ b/arch/arm/include/asm/arch-spear/spr_ssp.h
@@ -0,0 +1,45 @@
+/*
+ * Copyright (C) 2012 Stefan Roese <sr@denx.de>
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#ifndef _SPR_SSP_H
+#define _SPR_SSP_H
+
+struct ssp_regs {
+	u32 sspcr0;
+	u32 sspcr1;
+	u32 sspdr;
+	u32 sspsr;
+	u32 sspcpsr;
+	u32 sspimsc;
+	u32 sspicr;
+	u32 sspdmacr;
+};
+
+#define SSPCR0_FRF_MOT_SPI	0x0000
+#define SSPCR0_DSS_16BITS	0x000f
+
+#define SSPCR1_SSE		0x0002
+
+#define SSPSR_TNF		0x2
+#define SSPSR_TFE		0x1
+
+#endif
diff --git a/arch/arm/include/asm/arch-spear/spr_syscntl.h b/arch/arm/include/asm/arch-spear/spr_syscntl.h
index 3c92f09..2393d89 100644
--- a/arch/arm/include/asm/arch-spear/spr_syscntl.h
+++ b/arch/arm/include/asm/arch-spear/spr_syscntl.h
@@ -21,6 +21,9 @@
  * MA 02111-1307 USA
  */
 
+#ifndef __SYSCTRL_H
+#define __SYSCTRL_H
+
 struct syscntl_regs {
 	u32 scctrl;
 	u32 scsysstat;
@@ -36,3 +39,14 @@
 	const u32 scperclken;
 	const u32 scperstat;
 };
+
+#define MODE_SHIFT          0x00000003
+
+#define NORMAL              0x00000004
+#define SLOW                0x00000002
+#define DOZE                0x00000001
+#define SLEEP               0x00000000
+
+#define PLL_TIM             0x01FFFFFF
+
+#endif