S3c64xx: Switch all I/O to use readl/writel function

index 04caeef..47326d6 100644
@@ -54,7 +54,7 @@
 /* input clock of PLL: SMDK6400 has 12MHz input clock */
 #define CONFIG_SYS_CLK_FREQ	12000000
 
-#if !defined(CONFIG_NAND_SPL) && (CONFIG_SYS_TEXT_BASE >= 0xc0000000)
+#if !defined(CONFIG_NAND_U_BOOT) && (CONFIG_SYS_TEXT_BASE >= 0xc0000000)
 #define CONFIG_ENABLE_MMU
 #endif
 

new file mode 100644
index 0000000..51e4d34
@@ -0,0 +1,69 @@
+/*
+ * (C) Copyright 2012
+ * Zhong Hongbo <[email protected]>
+ *
+ * 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 __ASM_ARCH_NAND_H__
+#define __ASM_ARCH_NAND_H__
+
+#define NFCONF_ECC_4BIT		(1<<24)
+
+#define NFCONT_ECC_ENC		(1<<18)
+#define NFCONT_WP		(1<<16)
+#define NFCONT_MECCLOCK		(1<<7)
+#define NFCONT_SECCLOCK		(1<<6)
+#define NFCONT_INITMECC		(1<<5)
+#define NFCONT_INITSECC		(1<<4)
+#define NFCONT_INITECC		(NFCONT_INITMECC | NFCONT_INITSECC)
+#define NFCONT_CS_ALT		(1<<2)
+#define NFCONT_CS		(1<<1)
+#define NFCONT_ENABLE		(1<<0)
+
+#define NFSTAT_ECCENCDONE	(1<<7)
+#define NFSTAT_ECCDECDONE	(1<<6)
+#define NFSTAT_RnB		(1<<0)
+
+#define NFESTAT0_ECCBUSY	(1<<31)
+
+#ifndef __ASSEMBLY__
+/* NAND FLASH */
+struct s3c64xx_nand {
+	u32	nfconf;
+	u32	nfcont;
+	u32	nfcmmd;
+	u32	nfaddr;
+	u32	nfdata;
+	u32	nfmeccdata0;
+	u32	nfmeccdata1;
+	u32	nfseccdata0;
+	u32	nfsblk;
+	u32	nfeblk;
+	u32	nfstat;
+	u32	nfestat0;
+	u32	nfestat1;
+	u32	nfmecc0;
+	u32	nfmecc1;
+	u32	nfsecc;
+	u32	nfmlcbitpt;
+};
+#endif
+
+#endif

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index 5cb8976..c6b41e8 100644
@@ -582,62 +582,6 @@
  */
 #define ELFIN_UART_BASE		0x7F005000
 
-#define ELFIN_UART0_OFFSET	0x0000
-#define ELFIN_UART1_OFFSET	0x0400
-#define ELFIN_UART2_OFFSET	0x0800
-
-#define ULCON_OFFSET		0x00
-#define UCON_OFFSET		0x04
-#define UFCON_OFFSET		0x08
-#define UMCON_OFFSET		0x0C
-#define UTRSTAT_OFFSET		0x10
-#define UERSTAT_OFFSET		0x14
-#define UFSTAT_OFFSET		0x18
-#define UMSTAT_OFFSET		0x1C
-#define UTXH_OFFSET		0x20
-#define URXH_OFFSET		0x24
-#define UBRDIV_OFFSET		0x28
-#define UDIVSLOT_OFFSET		0x2C
-#define UINTP_OFFSET		0x30
-#define UINTSP_OFFSET		0x34
-#define UINTM_OFFSET		0x38
-
-#define ULCON0_REG		__REG(0x7F005000)
-#define UCON0_REG		__REG(0x7F005004)
-#define UFCON0_REG		__REG(0x7F005008)
-#define UMCON0_REG		__REG(0x7F00500C)
-#define UTRSTAT0_REG		__REG(0x7F005010)
-#define UERSTAT0_REG		__REG(0x7F005014)
-#define UFSTAT0_REG		__REG(0x7F005018)
-#define UMSTAT0_REG		__REG(0x7F00501c)
-#define UTXH0_REG		__REG(0x7F005020)
-#define URXH0_REG		__REG(0x7F005024)
-#define UBRDIV0_REG		__REG(0x7F005028)
-#define UDIVSLOT0_REG		__REG(0x7F00502c)
-#define UINTP0_REG		__REG(0x7F005030)
-#define UINTSP0_REG		__REG(0x7F005034)
-#define UINTM0_REG		__REG(0x7F005038)
-
-#define ULCON1_REG		__REG(0x7F005400)
-#define UCON1_REG		__REG(0x7F005404)
-#define UFCON1_REG		__REG(0x7F005408)
-#define UMCON1_REG		__REG(0x7F00540C)
-#define UTRSTAT1_REG		__REG(0x7F005410)
-#define UERSTAT1_REG		__REG(0x7F005414)
-#define UFSTAT1_REG		__REG(0x7F005418)
-#define UMSTAT1_REG		__REG(0x7F00541c)
-#define UTXH1_REG		__REG(0x7F005420)
-#define URXH1_REG		__REG(0x7F005424)
-#define UBRDIV1_REG		__REG(0x7F005428)
-#define UDIVSLOT1_REG		__REG(0x7F00542c)
-#define UINTP1_REG		__REG(0x7F005430)
-#define UINTSP1_REG		__REG(0x7F005434)
-#define UINTM1_REG		__REG(0x7F005438)
-
-#define UTRSTAT_TX_EMPTY	(1 << 2)
-#define UTRSTAT_RX_READY	(1 << 0)
-#define UART_ERR_MASK		0xF
-
 /*
  * PWM timer
  */

@@ -804,17 +748,12 @@
 #define DMC_DDR_USER_CONFIG	1
 
 #ifndef __ASSEMBLY__
-enum s3c64xx_uarts_nr {
-	S3C64XX_UART0,
-	S3C64XX_UART1,
-	S3C64XX_UART2,
-};
 
 #include "s3c64x0.h"
 
-static inline s3c64xx_uart *s3c64xx_get_base_uart(enum s3c64xx_uarts_nr nr)
+static inline unsigned int s3c64xx_get_base_uart(void)
 {
-	return (s3c64xx_uart *)(ELFIN_UART_BASE + (nr * 0x400));
+	return ELFIN_UART_BASE;
 }
 
 static inline unsigned int s3c64xx_get_base_nand(void)

index 0bbf1d0..7add68c 100644
@@ -40,37 +40,6 @@
 
 #include <asm/types.h>
 
-/* UART (see manual chapter 11) */
-typedef struct {
-	volatile u32	ULCON;
-	volatile u32	UCON;
-	volatile u32	UFCON;
-	volatile u32	UMCON;
-	volatile u32	UTRSTAT;
-	volatile u32	UERSTAT;
-	volatile u32	UFSTAT;
-	volatile u32	UMSTAT;
-#ifdef __BIG_ENDIAN
-	volatile u8	res1[3];
-	volatile u8	UTXH;
-	volatile u8	res2[3];
-	volatile u8	URXH;
-#else /* Little Endian */
-	volatile u8	UTXH;
-	volatile u8	res1[3];
-	volatile u8	URXH;
-	volatile u8	res2[3];
-#endif
-	volatile u32	UBRDIV;
-#ifdef __BIG_ENDIAN
-	volatile u8	res3[2];
-	volatile u16	UDIVSLOT;
-#else
-	volatile u16	UDIVSLOT;
-	volatile u8	res3[2];
-#endif
-} s3c64xx_uart;
-
 /* PWM TIMER (see manual chapter 10) */
 typedef struct {
 	volatile u32	TCNTB;

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index 47326d6..3642a5c 100644
@@ -141,6 +141,9 @@
 
 #define CONFIG_SYS_HZ			1000
 
+/* PWM */
+#define CONFIG_PWM                     1
+
 /*-----------------------------------------------------------------------
  * Stack sizes
  *

index f16a37b..7904d09 100644
@@ -1,23 +1,8 @@
 /*
- * (C) Copyright 2003
- * Texas Instruments <www.ti.com>
- *
- * (C) Copyright 2002
- * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
- * Marius Groeger <[email protected]>
- *
- * (C) Copyright 2002
- * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
- * Alex Zuepke <[email protected]>
- *
- * (C) Copyright 2002-2004
- * Gary Jennejohn, DENX Software Engineering, <[email protected]>
- *
- * (C) Copyright 2004
- * Philippe Robin, ARM Ltd. <[email protected]>
- *
- * (C) Copyright 2008
- * Guennadi Liakhovetki, DENX Software Engineering, <[email protected]>
+ * Copyright (C) 2009 Samsung Electronics
+ * Heungjun Kim <[email protected]>
+ * Inki Dae <[email protected]>
+ * Minkyu Kang <[email protected]>
  *
  * See file CREDITS for list of people who contributed to this
  * project.

@@ -39,64 +24,29 @@
  */
 
 #include <common.h>
-#include <asm/proc-armv/ptrace.h>
+#include <asm/io.h>
 #include <asm/arch/s3c6400.h>
-#include <div64.h>
-
-static ulong timer_load_val;
+#include <asm/arch/pwm.h>
+#include <pwm.h>
 
-#define PRESCALER	167
+DECLARE_GLOBAL_DATA_PTR;
 
-static s3c64xx_timers *s3c64xx_get_base_timers(void)
-{
-	return (s3c64xx_timers *)ELFIN_TIMER_BASE;
-}
+static unsigned long get_current_tick(void);
 
 /* macro to read the 16 bit timer */
-static inline ulong read_timer(void)
+static inline struct s3c_timer *s3c_get_base_timer(void)
 {
-	s3c64xx_timers *const timers = s3c64xx_get_base_timers();
-
-	return timers->TCNTO4;
+	return (struct s3c_timer *)s3c64xx_get_base_timer();
 }
 
-/* Internal tick units */
-/* Last decremneter snapshot */
-static unsigned long lastdec;
-/* Monotonic incrementing timer */
-static unsigned long long timestamp;
-
 int timer_init(void)
 {
-	s3c64xx_timers *const timers = s3c64xx_get_base_timers();
-
-	/* use PWM Timer 4 because it has no output */
-	/*
-	 * We use the following scheme for the timer:
-	 * Prescaler is hard fixed at 167, divider at 1/4.
-	 * This gives at PCLK frequency 66MHz approx. 10us ticks
-	 * The timer is set to wrap after 100s, at 66MHz this obviously
-	 * happens after 10,000,000 ticks. A long variable can thus
-	 * keep values up to 40,000s, i.e., 11 hours. This should be
-	 * enough for most uses:-) Possible optimizations: select a
-	 * binary-friendly frequency, e.g., 1ms / 128. Also calculate
-	 * the prescaler automatically for other PCLK frequencies.
-	 */
-	timers->TCFG0 = PRESCALER << 8;
-	if (timer_load_val == 0) {
-		timer_load_val = get_PCLK() / PRESCALER * (100 / 4); /* 100s */
-		timers->TCFG1 = (timers->TCFG1 & ~0xf0000) | 0x20000;
-	}
-
-	/* load value for 10 ms timeout */
-	lastdec = timers->TCNTB4 = timer_load_val;
-	/* auto load, manual update of Timer 4 */
-	timers->TCON = (timers->TCON & ~0x00700000) | TCON_4_AUTO |
-		TCON_4_UPDATE;
+	/* PWM Timer 4 */
+	pwm_init(4, MUX_DIV_2, 0);
+	pwm_config(4, 0, 0);
+	pwm_enable(4);
 
-	/* auto load, start Timer 4 */
-	timers->TCON = (timers->TCON & ~0x00700000) | TCON_4_AUTO | COUNT_4_ON;
-	timestamp = 0;
+	reset_timer_masked();
 
 	return 0;
 }

@@ -104,57 +54,100 @@ int timer_init(void)
 /*
  * timer without interrupts
  */
-
-/*
- * This function is derived from PowerPC code (read timebase as long long).
- * On ARM it just returns the timer value.
- */
-unsigned long long get_ticks(void)
+unsigned long get_timer(unsigned long base)
 {
-	ulong now = read_timer();
+	return get_timer_masked() - base;
+}
 
-	if (lastdec >= now) {
-		/* normal mode */
-		timestamp += lastdec - now;
+/* delay x useconds */
+void __udelay(unsigned long usec)
+{
+	struct s3c_timer *const timer = s3c_get_base_timer();
+	unsigned long tmo, tmp, count_value;
+
+	count_value = readl(&timer->tcntb4);
+
+	if (usec >= 1000) {
+		/*
+		 * if "big" number, spread normalization
+		 * to seconds
+		 * 1. start to normalize for usec to ticks per sec
+		 * 2. find number of "ticks" to wait to achieve target
+		 * 3. finish normalize.
+		 */
+		tmo = usec / 1000;
+		tmo *= (CONFIG_SYS_HZ * count_value);
+		tmo /= 1000;
 	} else {
-		/* we have an overflow ... */
-		timestamp += lastdec + timer_load_val - now;
+		/* else small number, don't kill it prior to HZ multiply */
+		tmo = usec * CONFIG_SYS_HZ * count_value;
+		tmo /= (1000 * 1000);
 	}
-	lastdec = now;
 
-	return timestamp;
+	/* get current timestamp */
+	tmp = get_current_tick();
+
+	/* if setting this fordward will roll time stamp */
+	/* reset "advancing" timestamp to 0, set lastinc value */
+	/* else, set advancing stamp wake up time */
+	if ((tmo + tmp + 1) < tmp)
+		reset_timer_masked();
+	else
+		tmo += tmp;
+
+	/* loop till event */
+	while (get_current_tick() < tmo)
+
+		;	/* nop */
 }
 
-/*
- * This function is derived from PowerPC code (timebase clock frequency).
- * On ARM it returns the number of timer ticks per second.
- */
-ulong get_tbclk(void)
+void reset_timer_masked(void)
 {
-	/* We overrun in 100s */
-	return (ulong)(timer_load_val / 100);
+	struct s3c_timer *const timer = s3c_get_base_timer();
+
+	/* reset time */
+	gd->lastinc = readl(&timer->tcnto4);
+	gd->tbl = 0;
 }
 
-ulong get_timer_masked(void)
+unsigned long get_timer_masked(void)
 {
-	unsigned long long res = get_ticks();
-	do_div (res, (timer_load_val / (100 * CONFIG_SYS_HZ)));
-	return res;
+	struct s3c_timer *const timer = s3c_get_base_timer();
+	unsigned long count_value = readl(&timer->tcntb4);
+
+	return get_current_tick() / count_value;
 }
 
-ulong get_timer(ulong base)
+static unsigned long get_current_tick(void)
 {
-	return get_timer_masked() - base;
+	struct s3c_timer *const timer = s3c_get_base_timer();
+	unsigned long now = readl(&timer->tcnto4);
+	unsigned long count_value = readl(&timer->tcntb4);
+
+	if (gd->lastinc >= now)
+		gd->tbl += gd->lastinc - now;
+	else
+		gd->tbl += gd->lastinc + count_value - now;
+
+	gd->lastinc = now;
+
+	return gd->tbl;
 }
 
-void __udelay(unsigned long usec)
+/*
+ * This function is derived from PowerPC code (read timebase as long long).
+ * On ARM it just returns the timer value.
+ */
+unsigned long long get_ticks(void)
 {
-	unsigned long long tmp;
-	ulong tmo;
-
-	tmo = (usec + 9) / 10;
-	tmp = get_ticks() + tmo;	/* get current timestamp */
+	return get_timer(0);
+}
 
-	while (get_ticks() < tmp)/* loop till event */
-		 /*NOP*/;
+/*
+ * This function is derived from PowerPC code (timebase clock frequency).
+ * On ARM it returns the number of timer ticks per second.
+ */
+unsigned long get_tbclk(void)
+{
+	return CONFIG_SYS_HZ;
 }

index 3642a5c..b38d015 100644
@@ -54,7 +54,7 @@
 /* input clock of PLL: SMDK6400 has 12MHz input clock */
 #define CONFIG_SYS_CLK_FREQ	12000000
 
-#if !defined(CONFIG_NAND_U_BOOT) && (CONFIG_SYS_TEXT_BASE >= 0xc0000000)
+#if !defined(CONFIG_SPL_BUILD) && (CONFIG_SYS_TEXT_BASE >= 0xc0000000)
 #define CONFIG_ENABLE_MMU
 #endif
 

@@ -113,7 +113,6 @@
 #define CONFIG_CMD_PING
 #define CONFIG_CMD_ELF
 #define CONFIG_CMD_FAT
-#define CONFIG_CMD_EXT2
 
 #define CONFIG_BOOTDELAY	3
 

@@ -288,6 +287,7 @@
 
 #if !defined(CONFIG_ENABLE_MMU)
 #define CONFIG_CMD_USB			1
+#define CONFIG_CMD_EXT2
 #define CONFIG_USB_S3C64XX
 #define CONFIG_USB_OHCI_NEW		1
 #define CONFIG_SYS_USB_OHCI_REGS_BASE		0x74300000

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index 1d6bd67..58de00a 100644
@@ -39,7 +39,7 @@
 #define MAX_CHIPS	2
 static int nand_cs[MAX_CHIPS] = {0, 1};
 
-#ifdef CONFIG_NAND_SPL
+#ifdef CONFIG_SPL_BUILD
 #define printf(arg...) do {} while (0)
 #endif
 

@@ -285,7 +285,7 @@ int board_nand_init(struct nand_chip *nand)
 	nand->dev_ready		= s3c_nand_device_ready;
 	nand->select_chip	= s3c_nand_select_chip;
 	nand->options		= 0;
-#ifdef CONFIG_NAND_SPL
+#ifdef CONFIG_SPL_BUILD
 	nand->read_byte		= nand_read_byte;
 	nand->write_buf		= nand_write_buf;
 	nand->read_buf		= nand_read_buf;

index b38d015..2816f93 100644
@@ -107,9 +107,6 @@
 #define CONFIG_CMD_LOADB
 #define CONFIG_CMD_SAVEENV
 #define CONFIG_CMD_NAND
-#if defined(CONFIG_BOOT_ONENAND)
-#define CONFIG_CMD_ONENAND
-#endif
 #define CONFIG_CMD_PING
 #define CONFIG_CMD_ELF
 #define CONFIG_CMD_FAT

@@ -237,11 +234,10 @@
 #define CONFIG_SYS_NAND_YAFFS_WRITE	1  /* support yaffs write		      */
 #define CONFIG_SYS_NAND_BBT_2NDPAGE	1  /* bad-block markers in 1st and 2nd pages  */
 
-#define CONFIG_SYS_NAND_U_BOOT_DST	CONFIG_SYS_PHY_UBOOT_BASE	/* NUB load-addr      */
-#define CONFIG_SYS_NAND_U_BOOT_START	CONFIG_SYS_NAND_U_BOOT_DST	/* NUB start-addr     */
-
-#define CONFIG_SYS_NAND_U_BOOT_OFFS	(4 * 1024)	/* Offset to RAM U-Boot image */
-#define CONFIG_SYS_NAND_U_BOOT_SIZE	(252 * 1024)	/* Size of RAM U-Boot image   */
+/* Offset to RAM U-Boot image */
+#define CONFIG_SYS_NAND_U_BOOT_OFFS	(16 * 1024)
+/* Size of RAM U-Boot image   */
+#define CONFIG_SYS_NAND_U_BOOT_SIZE	(252 * 1024)
 
 /* NAND chip page size		*/
 #define CONFIG_SYS_NAND_PAGE_SIZE	2048

@@ -265,26 +261,18 @@
 				 48, 49, 50, 51, 52, 53, 54, 55, \
 				 56, 57, 58, 59, 60, 61, 62, 63}
 
-/* Boot configuration (define only one of next 3) */
-#define CONFIG_BOOT_NAND
-/* None of these are currently implemented. Left from the original Samsung
- * version for reference
-#define CONFIG_BOOT_NOR
-#define CONFIG_BOOT_MOVINAND
-#define CONFIG_BOOT_ONENAND
-*/
+#define CONFIG_SPL
+#define CONFIG_SPL_NAND
+#define CONFIG_SPL_NAND_SIMPLE
+#define CONFIG_SPL_NAND_SUPPORT
 
-#define CONFIG_NAND
+#define CONFIG_SPL_TEXT_BASE		0xd0020000
+#define CONFIG_SPL_STACK    CONFIG_SYS_PHY_UBOOT_BASE - CONFIG_SYS_MALLOC_LEN
 #define CONFIG_NAND_S3C64XX
-/* Unimplemented or unsupported. See comment above.
-#define CONFIG_ONENAND
-#define CONFIG_MOVINAND
-*/
-
+#define CONFIG_SPL_LIBGENERIC_SUPPORT
 /* Settings as above boot configuration */
 #define CONFIG_ENV_IS_IN_NAND
 #define CONFIG_BOOTARGS		"console=ttySAC,115200"
-
 #if !defined(CONFIG_ENABLE_MMU)
 #define CONFIG_CMD_USB			1
 #define CONFIG_CMD_EXT2

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index 1d7d2b6..4da95ca 100644
@@ -471,14 +471,6 @@
  */
 #define ELFIN_SROM_BASE		0x70000000
 
-#define SROM_BW_REG	__REG(ELFIN_SROM_BASE + 0x0)
-#define SROM_BC0_REG	__REG(ELFIN_SROM_BASE + 0x4)
-#define SROM_BC1_REG	__REG(ELFIN_SROM_BASE + 0x8)
-#define SROM_BC2_REG	__REG(ELFIN_SROM_BASE + 0xC)
-#define SROM_BC3_REG	__REG(ELFIN_SROM_BASE + 0x10)
-#define SROM_BC4_REG	__REG(ELFIN_SROM_BASE + 0x14)
-#define SROM_BC5_REG	__REG(ELFIN_SROM_BASE + 0x18)
-
 /*
  * SDRAM Controller
  */

@@ -721,6 +713,11 @@ static inline unsigned int s3c64xx_get_base_timer(void)
 {
 	return ELFIN_TIMER_BASE;
 }
+
+static inline unsigned int s3c64xx_get_base_sromc(void)
+{
+	return ELFIN_SROM_BASE;
+}
 #endif
 
 #endif /*__S3C6400_H__*/

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index c40d1f9..be0e18b 100644
@@ -30,6 +30,7 @@
 
 #include <common.h>
 #include <netdev.h>
+#include <asm/arch/sromc.h>
 #include <asm/arch/s3c6400.h>
 
 DECLARE_GLOBAL_DATA_PTR;

@@ -53,25 +54,40 @@ static inline void delay(unsigned long loops)
 /*
  * Miscellaneous platform dependent initialisations
  */
-
+#ifdef CONFIG_CS8900
 static void cs8900_pre_init(void)
 {
-	SROM_BW_REG &= ~(0xf << 4);
-	SROM_BW_REG |= (1 << 7) | (1 << 6) | (1 << 4);
-	SROM_BC1_REG = ((CS8900_Tacs << 28) + (CS8900_Tcos << 24) +
-			(CS8900_Tacc << 16) + (CS8900_Tcoh << 12) +
-			(CS8900_Tah << 8) + (CS8900_Tacp << 4) + CS8900_PMC);
+	u32 smc_bw_conf, smc_bc_conf;
+
+	/* Ethernet needs bus width of 16 bits */
+	smc_bw_conf = SROMC_DATA16_WIDTH(CONFIG_ENV_SROM_BANK)
+			| SROMC_WAIT_ENABLE(CONFIG_ENV_SROM_BANK)
+			| SROMC_BYTE_ENABLE(CONFIG_ENV_SROM_BANK);
+	smc_bc_conf = SROMC_BC_TACS(CS8900_Tacs)
+			| SROMC_BC_TCOS(CS8900_Tcos)
+			| SROMC_BC_TACC(CS8900_Tacc)
+			| SROMC_BC_TCOH(CS8900_Tcoh)
+			| SROMC_BC_TAH(CS8900_Tah)
+			| SROMC_BC_TACP(CS8900_Tacp)
+			| SROMC_BC_PMC(CS8900_PMC);
+
+	/* Select and configure the SROMC bank */
+	s3c64xx_config_sromc(CONFIG_ENV_SROM_BANK, smc_bw_conf, smc_bc_conf);
+
+}
+#else
+#define cs8900_pre_init() do {} while (0)
+#endif
+
+static void norflash_srom_init(void)
+{
+	u32 smc_bw_conf, smc_bc_conf;
 }
 
 int board_init(void)
 {
 	cs8900_pre_init();
 
-	/* NOR-flash in SROM0 */
-
-	/* Enable WAIT */
-	SROM_BW_REG |= 4 | 8 | 1;
-
 	gd->bd->bi_boot_params = PHYS_SDRAM_1 + 0x100;
 
 	return 0;

index 2816f93..37fecee 100644
@@ -78,6 +78,7 @@
 /*
  * Hardware drivers
  */
+#define CONFIG_ENV_SROM_BANK		2 /* Select SROM Bank-2 for Ethernet*/
 #define CONFIG_CS8900			/* we have a CS8900 on-board	*/
 #define CONFIG_CS8900_BASE	  	0x18800300
 #define CONFIG_CS8900_BUS16		/* follow the Linux driver	*/

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index cd295da..74b5951 100644
@@ -25,21 +25,45 @@
  */
 
 #include <common.h>
+#include <asm/io.h>
 #include <asm/arch/s3c6400.h>
+#include <asm/arch/clock.h>
 
 int usb_cpu_init(void)
 {
-	OTHERS_REG |= 0x10000;
+	unsigned int val;
+	struct s3c64xx_clock *clk =
+			(struct s3c64xx_clock *)s3c64xx_get_base_clock();
+
+	val = readl(&clk->others);
+	val |= 0x10000;
+	writel(val, &clk->others);
+
 	return 0;
 }
 
 int usb_cpu_stop(void)
 {
-	OTHERS_REG &= ~0x10000;
+	unsigned int val;
+	struct s3c64xx_clock *clk =
+			(struct s3c64xx_clock *)s3c64xx_get_base_clock();
+
+	val = readl(&clk->others);
+	val &= ~0x10000;
+	writel(val, &clk->others);
+
 	return 0;
 }
 
 void usb_cpu_init_fail(void)
 {
-	OTHERS_REG &= ~0x10000;
+	unsigned int val;
+	struct s3c64xx_clock *clk =
+			(struct s3c64xx_clock *)s3c64xx_get_base_clock();
+
+	val = readl(&clk->others);
+	val &= ~0x10000;
+	writel(val, &clk->others);
+
+	return 0;
 }

index d15b37b..736cea2 100644
@@ -47,172 +47,6 @@
  */
 #define ELFIN_GPIO_BASE		0x7f008000
 
-#define GPACON_OFFSET		0x00
-#define GPADAT_OFFSET		0x04
-#define GPAPUD_OFFSET		0x08
-#define GPACONSLP_OFFSET	0x0C
-#define GPAPUDSLP_OFFSET	0x10
-#define GPBCON_OFFSET		0x20
-#define GPBDAT_OFFSET		0x24
-#define GPBPUD_OFFSET		0x28
-#define GPBCONSLP_OFFSET	0x2C
-#define GPBPUDSLP_OFFSET	0x30
-#define GPCCON_OFFSET		0x40
-#define GPCDAT_OFFSET		0x44
-#define GPCPUD_OFFSET		0x48
-#define GPCCONSLP_OFFSET	0x4C
-#define GPCPUDSLP_OFFSET	0x50
-#define GPDCON_OFFSET		0x60
-#define GPDDAT_OFFSET		0x64
-#define GPDPUD_OFFSET		0x68
-#define GPDCONSLP_OFFSET	0x6C
-#define GPDPUDSLP_OFFSET	0x70
-#define GPECON_OFFSET		0x80
-#define GPEDAT_OFFSET		0x84
-#define GPEPUD_OFFSET		0x88
-#define GPECONSLP_OFFSET	0x8C
-#define GPEPUDSLP_OFFSET	0x90
-#define GPFCON_OFFSET		0xA0
-#define GPFDAT_OFFSET		0xA4
-#define GPFPUD_OFFSET		0xA8
-#define GPFCONSLP_OFFSET	0xAC
-#define GPFPUDSLP_OFFSET	0xB0
-#define GPGCON_OFFSET		0xC0
-#define GPGDAT_OFFSET		0xC4
-#define GPGPUD_OFFSET		0xC8
-#define GPGCONSLP_OFFSET	0xCC
-#define GPGPUDSLP_OFFSET	0xD0
-#define GPHCON0_OFFSET		0xE0
-#define GPHCON1_OFFSET		0xE4
-#define GPHDAT_OFFSET		0xE8
-#define GPHPUD_OFFSET		0xEC
-#define GPHCONSLP_OFFSET	0xF0
-#define GPHPUDSLP_OFFSET	0xF4
-#define GPICON_OFFSET		0x100
-#define GPIDAT_OFFSET		0x104
-#define GPIPUD_OFFSET		0x108
-#define GPICONSLP_OFFSET	0x10C
-#define GPIPUDSLP_OFFSET	0x110
-#define GPJCON_OFFSET		0x120
-#define GPJDAT_OFFSET		0x124
-#define GPJPUD_OFFSET		0x128
-#define GPJCONSLP_OFFSET	0x12C
-#define GPJPUDSLP_OFFSET	0x130
-#define MEM0DRVCON_OFFSET	0x1D0
-#define MEM1DRVCON_OFFSET	0x1D4
-#define GPKCON0_OFFSET		0x800
-#define GPKCON1_OFFSET		0x804
-#define GPKDAT_OFFSET		0x808
-#define GPKPUD_OFFSET		0x80C
-#define GPLCON0_OFFSET		0x810
-#define GPLCON1_OFFSET		0x814
-#define GPLDAT_OFFSET		0x818
-#define GPLPUD_OFFSET		0x81C
-#define GPMCON_OFFSET		0x820
-#define GPMDAT_OFFSET		0x824
-#define GPMPUD_OFFSET		0x828
-#define GPNCON_OFFSET		0x830
-#define GPNDAT_OFFSET		0x834
-#define GPNPUD_OFFSET		0x838
-#define GPOCON_OFFSET		0x140
-#define GPODAT_OFFSET		0x144
-#define GPOPUD_OFFSET		0x148
-#define GPOCONSLP_OFFSET	0x14C
-#define GPOPUDSLP_OFFSET	0x150
-#define GPPCON_OFFSET		0x160
-#define GPPDAT_OFFSET		0x164
-#define GPPPUD_OFFSET		0x168
-#define GPPCONSLP_OFFSET	0x16C
-#define GPPPUDSLP_OFFSET	0x170
-#define GPQCON_OFFSET		0x180
-#define GPQDAT_OFFSET		0x184
-#define GPQPUD_OFFSET		0x188
-#define GPQCONSLP_OFFSET	0x18C
-#define GPQPUDSLP_OFFSET	0x190
-
-#define EINTPEND_OFFSET		0x924
-
-#define GPACON_REG		__REG(ELFIN_GPIO_BASE + GPACON_OFFSET)
-#define GPADAT_REG		__REG(ELFIN_GPIO_BASE + GPADAT_OFFSET)
-#define GPAPUD_REG		__REG(ELFIN_GPIO_BASE + GPAPUD_OFFSET)
-#define GPACONSLP_REG		__REG(ELFIN_GPIO_BASE + GPACONSLP_OFFSET)
-#define GPAPUDSLP_REG		__REG(ELFIN_GPIO_BASE + GPAPUDSLP_OFFSET)
-#define GPBCON_REG		__REG(ELFIN_GPIO_BASE + GPBCON_OFFSET)
-#define GPBDAT_REG		__REG(ELFIN_GPIO_BASE + GPBDAT_OFFSET)
-#define GPBPUD_REG		__REG(ELFIN_GPIO_BASE + GPBPUD_OFFSET)
-#define GPBCONSLP_REG		__REG(ELFIN_GPIO_BASE + GPBCONSLP_OFFSET)
-#define GPBPUDSLP_REG		__REG(ELFIN_GPIO_BASE + GPBPUDSLP_OFFSET)
-#define GPCCON_REG		__REG(ELFIN_GPIO_BASE + GPCCON_OFFSET)
-#define GPCDAT_REG		__REG(ELFIN_GPIO_BASE + GPCDAT_OFFSET)
-#define GPCPUD_REG		__REG(ELFIN_GPIO_BASE + GPCPUD_OFFSET)
-#define GPCCONSLP_REG		__REG(ELFIN_GPIO_BASE + GPCCONSLP_OFFSET)
-#define GPCPUDSLP_REG		__REG(ELFIN_GPIO_BASE + GPCPUDSLP_OFFSET)
-#define GPDCON_REG		__REG(ELFIN_GPIO_BASE + GPDCON_OFFSET)
-#define GPDDAT_REG		__REG(ELFIN_GPIO_BASE + GPDDAT_OFFSET)
-#define GPDPUD_REG		__REG(ELFIN_GPIO_BASE + GPDPUD_OFFSET)
-#define GPDCONSLP_REG		__REG(ELFIN_GPIO_BASE + GPDCONSLP_OFFSET)
-#define GPDPUDSLP_REG		__REG(ELFIN_GPIO_BASE + GPDPUDSLP_OFFSET)
-#define GPECON_REG		__REG(ELFIN_GPIO_BASE + GPECON_OFFSET)
-#define GPEDAT_REG		__REG(ELFIN_GPIO_BASE + GPEDAT_OFFSET)
-#define GPEPUD_REG		__REG(ELFIN_GPIO_BASE + GPEPUD_OFFSET)
-#define GPECONSLP_REG		__REG(ELFIN_GPIO_BASE + GPECONSLP_OFFSET)
-#define GPEPUDSLP_REG		__REG(ELFIN_GPIO_BASE + GPEPUDSLP_OFFSET)
-#define GPFCON_REG		__REG(ELFIN_GPIO_BASE + GPFCON_OFFSET)
-#define GPFDAT_REG		__REG(ELFIN_GPIO_BASE + GPFDAT_OFFSET)
-#define GPFPUD_REG		__REG(ELFIN_GPIO_BASE + GPFPUD_OFFSET)
-#define GPFCONSLP_REG		__REG(ELFIN_GPIO_BASE + GPFCONSLP_OFFSET)
-#define GPFPUDSLP_REG		__REG(ELFIN_GPIO_BASE + GPFPUDSLP_OFFSET)
-#define GPGCON_REG		__REG(ELFIN_GPIO_BASE + GPGCON_OFFSET)
-#define GPGDAT_REG		__REG(ELFIN_GPIO_BASE + GPGDAT_OFFSET)
-#define GPGPUD_REG		__REG(ELFIN_GPIO_BASE + GPGPUD_OFFSET)
-#define GPGCONSLP_REG		__REG(ELFIN_GPIO_BASE + GPGCONSLP_OFFSET)
-#define GPGPUDSLP_REG		__REG(ELFIN_GPIO_BASE + GPGPUDSLP_OFFSET)
-#define GPHCON0_REG		__REG(ELFIN_GPIO_BASE + GPHCON0_OFFSET)
-#define GPHCON1_REG		__REG(ELFIN_GPIO_BASE + GPHCON1_OFFSET)
-#define GPHDAT_REG		__REG(ELFIN_GPIO_BASE + GPHDAT_OFFSET)
-#define GPHPUD_REG		__REG(ELFIN_GPIO_BASE + GPHPUD_OFFSET)
-#define GPHCONSLP_REG		__REG(ELFIN_GPIO_BASE + GPHCONSLP_OFFSET)
-#define GPHPUDSLP_REG		__REG(ELFIN_GPIO_BASE + GPHPUDSLP_OFFSET)
-#define GPICON_REG		__REG(ELFIN_GPIO_BASE + GPICON_OFFSET)
-#define GPIDAT_REG		__REG(ELFIN_GPIO_BASE + GPIDAT_OFFSET)
-#define GPIPUD_REG		__REG(ELFIN_GPIO_BASE + GPIPUD_OFFSET)
-#define GPICONSLP_REG		__REG(ELFIN_GPIO_BASE + GPICONSLP_OFFSET)
-#define GPIPUDSLP_REG		__REG(ELFIN_GPIO_BASE + GPIPUDSLP_OFFSET)
-#define GPJCON_REG		__REG(ELFIN_GPIO_BASE + GPJCON_OFFSET)
-#define GPJDAT_REG		__REG(ELFIN_GPIO_BASE + GPJDAT_OFFSET)
-#define GPJPUD_REG		__REG(ELFIN_GPIO_BASE + GPJPUD_OFFSET)
-#define GPJCONSLP_REG		__REG(ELFIN_GPIO_BASE + GPJCONSLP_OFFSET)
-#define GPJPUDSLP_REG		__REG(ELFIN_GPIO_BASE + GPJPUDSLP_OFFSET)
-#define GPKCON0_REG		__REG(ELFIN_GPIO_BASE + GPKCON0_OFFSET)
-#define GPKCON1_REG		__REG(ELFIN_GPIO_BASE + GPKCON1_OFFSET)
-#define GPKDAT_REG		__REG(ELFIN_GPIO_BASE + GPKDAT_OFFSET)
-#define GPKPUD_REG		__REG(ELFIN_GPIO_BASE + GPKPUD_OFFSET)
-#define GPLCON0_REG		__REG(ELFIN_GPIO_BASE + GPLCON0_OFFSET)
-#define GPLCON1_REG		__REG(ELFIN_GPIO_BASE + GPLCON1_OFFSET)
-#define GPLDAT_REG		__REG(ELFIN_GPIO_BASE + GPLDAT_OFFSET)
-#define GPLPUD_REG		__REG(ELFIN_GPIO_BASE + GPLPUD_OFFSET)
-#define GPMCON_REG		__REG(ELFIN_GPIO_BASE + GPMCON_OFFSET)
-#define GPMDAT_REG		__REG(ELFIN_GPIO_BASE + GPMDAT_OFFSET)
-#define GPMPUD_REG		__REG(ELFIN_GPIO_BASE + GPMPUD_OFFSET)
-#define GPNCON_REG		__REG(ELFIN_GPIO_BASE + GPNCON_OFFSET)
-#define GPNDAT_REG		__REG(ELFIN_GPIO_BASE + GPNDAT_OFFSET)
-#define GPNPUD_REG		__REG(ELFIN_GPIO_BASE + GPNPUD_OFFSET)
-#define GPOCON_REG		__REG(ELFIN_GPIO_BASE + GPOCON_OFFSET)
-#define GPODAT_REG		__REG(ELFIN_GPIO_BASE + GPODAT_OFFSET)
-#define GPOPUD_REG		__REG(ELFIN_GPIO_BASE + GPOPUD_OFFSET)
-#define GPOCONSLP_REG		__REG(ELFIN_GPIO_BASE + GPOCONSLP_OFFSET)
-#define GPOPUDSLP_REG		__REG(ELFIN_GPIO_BASE + GPOPUDSLP_OFFSET)
-#define GPPCON_REG		__REG(ELFIN_GPIO_BASE + GPPCON_OFFSET)
-#define GPPDAT_REG		__REG(ELFIN_GPIO_BASE + GPPDAT_OFFSET)
-#define GPPPUD_REG		__REG(ELFIN_GPIO_BASE + GPPPUD_OFFSET)
-#define GPPCONSLP_REG		__REG(ELFIN_GPIO_BASE + GPPCONSLP_OFFSET)
-#define GPPPUDSLP_REG		__REG(ELFIN_GPIO_BASE + GPPPUDSLP_OFFSET)
-#define GPQCON_REG		__REG(ELFIN_GPIO_BASE + GPQCON_OFFSET)
-#define GPQDAT_REG		__REG(ELFIN_GPIO_BASE + GPQDAT_OFFSET)
-#define GPQPUD_REG		__REG(ELFIN_GPIO_BASE + GPQPUD_OFFSET)
-#define GPQCONSLP_REG		__REG(ELFIN_GPIO_BASE + GPQCONSLP_OFFSET)
-#define GPQPUDSLP_REG		__REG(ELFIN_GPIO_BASE + GPQPUDSLP_OFFSET)
-
 /*
  * Bus Matrix
  */

@@ -220,90 +54,6 @@
 
 #define S3C64XX_MEM_SYS_CFG_16BIT	(1 << 12)
 
-#define S3C64XX_MEM_SYS_CFG_NAND	0x0008
-#define S3C64XX_MEM_SYS_CFG_ONENAND	S3C64XX_MEM_SYS_CFG_16BIT
-
-#define GPACON		(ELFIN_GPIO_BASE + GPACON_OFFSET)
-#define GPADAT		(ELFIN_GPIO_BASE + GPADAT_OFFSET)
-#define GPAPUD		(ELFIN_GPIO_BASE + GPAPUD_OFFSET)
-#define GPACONSLP	(ELFIN_GPIO_BASE + GPACONSLP_OFFSET)
-#define GPAPUDSLP	(ELFIN_GPIO_BASE + GPAPUDSLP_OFFSET)
-#define GPBCON		(ELFIN_GPIO_BASE + GPBCON_OFFSET)
-#define GPBDAT		(ELFIN_GPIO_BASE + GPBDAT_OFFSET)
-#define GPBPUD		(ELFIN_GPIO_BASE + GPBPUD_OFFSET)
-#define GPBCONSLP	(ELFIN_GPIO_BASE + GPBCONSLP_OFFSET)
-#define GPBPUDSLP	(ELFIN_GPIO_BASE + GPBPUDSLP_OFFSET)
-#define GPCCON		(ELFIN_GPIO_BASE + GPCCON_OFFSET)
-#define GPCDAT		(ELFIN_GPIO_BASE + GPCDAT_OFFSET)
-#define GPCPUD		(ELFIN_GPIO_BASE + GPCPUD_OFFSET)
-#define GPCCONSLP	(ELFIN_GPIO_BASE + GPCCONSLP_OFFSET)
-#define GPCPUDSLP	(ELFIN_GPIO_BASE + GPCPUDSLP_OFFSET)
-#define GPDCON		(ELFIN_GPIO_BASE + GPDCON_OFFSET)
-#define GPDDAT		(ELFIN_GPIO_BASE + GPDDAT_OFFSET)
-#define GPDPUD		(ELFIN_GPIO_BASE + GPDPUD_OFFSET)
-#define GPDCONSLP	(ELFIN_GPIO_BASE + GPDCONSLP_OFFSET)
-#define GPDPUDSLP	(ELFIN_GPIO_BASE + GPDPUDSLP_OFFSET)
-#define GPECON		(ELFIN_GPIO_BASE + GPECON_OFFSET)
-#define GPEDAT		(ELFIN_GPIO_BASE + GPEDAT_OFFSET)
-#define GPEPUD		(ELFIN_GPIO_BASE + GPEPUD_OFFSET)
-#define GPECONSLP	(ELFIN_GPIO_BASE + GPECONSLP_OFFSET)
-#define GPEPUDSLP	(ELFIN_GPIO_BASE + GPEPUDSLP_OFFSET)
-#define GPFCON		(ELFIN_GPIO_BASE + GPFCON_OFFSET)
-#define GPFDAT		(ELFIN_GPIO_BASE + GPFDAT_OFFSET)
-#define GPFPUD		(ELFIN_GPIO_BASE + GPFPUD_OFFSET)
-#define GPFCONSLP	(ELFIN_GPIO_BASE + GPFCONSLP_OFFSET)
-#define GPFPUDSLP	(ELFIN_GPIO_BASE + GPFPUDSLP_OFFSET)
-#define GPGCON		(ELFIN_GPIO_BASE + GPGCON_OFFSET)
-#define GPGDAT		(ELFIN_GPIO_BASE + GPGDAT_OFFSET)
-#define GPGPUD		(ELFIN_GPIO_BASE + GPGPUD_OFFSET)
-#define GPGCONSLP	(ELFIN_GPIO_BASE + GPGCONSLP_OFFSET)
-#define GPGPUDSLP	(ELFIN_GPIO_BASE + GPGPUDSLP_OFFSET)
-#define GPHCON0		(ELFIN_GPIO_BASE + GPHCON0_OFFSET)
-#define GPHCON1		(ELFIN_GPIO_BASE + GPHCON1_OFFSET)
-#define GPHDAT		(ELFIN_GPIO_BASE + GPHDAT_OFFSET)
-#define GPHPUD		(ELFIN_GPIO_BASE + GPHPUD_OFFSET)
-#define GPHCONSLP	(ELFIN_GPIO_BASE + GPHCONSLP_OFFSET)
-#define GPHPUDSLP	(ELFIN_GPIO_BASE + GPHPUDSLP_OFFSET)
-#define GPICON		(ELFIN_GPIO_BASE + GPICON_OFFSET)
-#define GPIDAT		(ELFIN_GPIO_BASE + GPIDAT_OFFSET)
-#define GPIPUD		(ELFIN_GPIO_BASE + GPIPUD_OFFSET)
-#define GPICONSLP	(ELFIN_GPIO_BASE + GPICONSLP_OFFSET)
-#define GPIPUDSLP	(ELFIN_GPIO_BASE + GPIPUDSLP_OFFSET)
-#define GPJCON		(ELFIN_GPIO_BASE + GPJCON_OFFSET)
-#define GPJDAT		(ELFIN_GPIO_BASE + GPJDAT_OFFSET)
-#define GPJPUD		(ELFIN_GPIO_BASE + GPJPUD_OFFSET)
-#define GPJCONSLP	(ELFIN_GPIO_BASE + GPJCONSLP_OFFSET)
-#define GPJPUDSLP	(ELFIN_GPIO_BASE + GPJPUDSLP_OFFSET)
-#define GPKCON0		(ELFIN_GPIO_BASE + GPKCON0_OFFSET)
-#define GPKCON1		(ELFIN_GPIO_BASE + GPKCON1_OFFSET)
-#define GPKDAT		(ELFIN_GPIO_BASE + GPKDAT_OFFSET)
-#define GPKPUD		(ELFIN_GPIO_BASE + GPKPUD_OFFSET)
-#define GPLCON0		(ELFIN_GPIO_BASE + GPLCON0_OFFSET)
-#define GPLCON1		(ELFIN_GPIO_BASE + GPLCON1_OFFSET)
-#define GPLDAT		(ELFIN_GPIO_BASE + GPLDAT_OFFSET)
-#define GPLPUD		(ELFIN_GPIO_BASE + GPLPUD_OFFSET)
-#define GPMCON		(ELFIN_GPIO_BASE + GPMCON_OFFSET)
-#define GPMDAT		(ELFIN_GPIO_BASE + GPMDAT_OFFSET)
-#define GPMPUD		(ELFIN_GPIO_BASE + GPMPUD_OFFSET)
-#define GPNCON		(ELFIN_GPIO_BASE + GPNCON_OFFSET)
-#define GPNDAT		(ELFIN_GPIO_BASE + GPNDAT_OFFSET)
-#define GPNPUD		(ELFIN_GPIO_BASE + GPNPUD_OFFSET)
-#define GPOCON		(ELFIN_GPIO_BASE + GPOCON_OFFSET)
-#define GPODAT		(ELFIN_GPIO_BASE + GPODAT_OFFSET)
-#define GPOPUD		(ELFIN_GPIO_BASE + GPOPUD_OFFSET)
-#define GPOCONSLP	(ELFIN_GPIO_BASE + GPOCONSLP_OFFSET)
-#define GPOPUDSLP	(ELFIN_GPIO_BASE + GPOPUDSLP_OFFSET)
-#define GPPCON		(ELFIN_GPIO_BASE + GPPCON_OFFSET)
-#define GPPDAT		(ELFIN_GPIO_BASE + GPPDAT_OFFSET)
-#define GPPPUD		(ELFIN_GPIO_BASE + GPPPUD_OFFSET)
-#define GPPCONSLP	(ELFIN_GPIO_BASE + GPPCONSLP_OFFSET)
-#define GPPPUDSLP	(ELFIN_GPIO_BASE + GPPPUDSLP_OFFSET)
-#define GPQCON		(ELFIN_GPIO_BASE + GPQCON_OFFSET)
-#define GPQDAT		(ELFIN_GPIO_BASE + GPQDAT_OFFSET)
-#define GPQPUD		(ELFIN_GPIO_BASE + GPQPUD_OFFSET)
-#define GPQCONSLP	(ELFIN_GPIO_BASE + GPQCONSLP_OFFSET)
-#define GPQPUDSLP	(ELFIN_GPIO_BASE + GPQPUDSLP_OFFSET)
-
 /*
  * Memory controller
  */

@@ -395,22 +145,12 @@
  */
 #define ELFIN_VIC0_BASE_ADDR	0x71200000
 #define ELFIN_VIC1_BASE_ADDR	0x71300000
-#define oINTMOD			0x0C	/* VIC INT SELECT (IRQ or FIQ) */
-#define oINTUNMSK		0x10	/* VIC INT EN (write 1 to unmask) */
-#define oINTMSK			0x14	/* VIC INT EN CLEAR (write 1 to mask) */
-#define oINTSUBMSK		0x1C	/* VIC SOFT INT CLEAR */
-#define oVECTADDR		0xF00 /* VIC ADDRESS */
 
 /*
  * Watchdog timer
  */
 #define ELFIN_WATCHDOG_BASE	0x7E004000
 
-#define WTCON_REG		__REG(0x7E004004)
-#define WTDAT_REG		__REG(0x7E004008)
-#define WTCNT_REG		__REG(0x7E00400C)
-
-
 /*
  * UART
  */

@@ -421,27 +161,10 @@
  */
 #define ELFIN_TIMER_BASE	0x7F006000
 
-#if defined(CONFIG_CLK_400_100_50)
-#define STARTUP_AMDIV		400
-#define STARTUP_MDIV		400
-#define STARTUP_PDIV		6
-#define STARTUP_SDIV		1
-#elif defined(CONFIG_CLK_400_133_66)
-#define STARTUP_AMDIV		400
-#define STARTUP_MDIV		533
-#define STARTUP_PDIV		6
-#define STARTUP_SDIV		1
-#elif defined(CONFIG_CLK_533_133_66)
 #define STARTUP_AMDIV		533
 #define STARTUP_MDIV		533
 #define STARTUP_PDIV		6
 #define STARTUP_SDIV		1
-#elif defined(CONFIG_CLK_667_133_66)
-#define STARTUP_AMDIV		667
-#define STARTUP_MDIV		533
-#define STARTUP_PDIV		6
-#define STARTUP_SDIV		1
-#endif
 
 #define	STARTUP_PCLKDIV		3
 #define STARTUP_HCLKX2DIV	1

@@ -456,21 +179,12 @@
 #define STARTUP_MPLL	(((CONFIG_SYS_CLK_FREQ >> STARTUP_SDIV) / \
 	STARTUP_PDIV) * STARTUP_MDIV)
 
-#if defined(CONFIG_SYNC_MODE)
-#define APLL_VAL	((1 << 31) | (STARTUP_MDIV << 16) | \
-	(STARTUP_PDIV << 8) | STARTUP_SDIV)
-#define STARTUP_APLL	(((CONFIG_SYS_CLK_FREQ >> STARTUP_SDIV) / \
-	STARTUP_PDIV) * STARTUP_MDIV)
-#define STARTUP_HCLK	(STARTUP_MPLL / (STARTUP_HCLKX2DIV + 1) / \
-	(STARTUP_HCLKDIV + 1))
-#else
 #define APLL_VAL	((1 << 31) | (STARTUP_AMDIV << 16) | \
 	(STARTUP_PDIV << 8) | STARTUP_SDIV)
 #define STARTUP_APLL	(((CONFIG_SYS_CLK_FREQ >> STARTUP_SDIV) / \
 	STARTUP_PDIV) * STARTUP_AMDIV)
 #define STARTUP_HCLK	(STARTUP_MPLL / (STARTUP_HCLKX2DIV + 1) / \
 	(STARTUP_HCLKDIV + 1))
-#endif
 
 
 /*-----------------------------------------------------------------------

@@ -552,14 +266,14 @@ static inline unsigned int s3c64xx_get_base_timer(void)
 	return ELFIN_TIMER_BASE;
 }
 
-static inline unsigned int s3c64xx_get_base_sromc(void)
+static inline unsigned int s3c64xx_get_base_clock(void)
 {
-	return ELFIN_SROM_BASE;
+	return ELFIN_CLOCK_POWER_BASE;
 }
 
-static inline unsigned int s3c64xx_get_base_clock(void)
+static inline unsigned int s3c64xx_get_base_sromc(void)
 {
-	return ELFIN_CLOCK_POWER_BASE;
+	return ELFIN_SROM_BASE;
 }
 #endif
 

index 736cea2..b254282 100644
@@ -41,124 +41,16 @@
 #include <asm/hardware.h>
 
 #define ELFIN_CLOCK_POWER_BASE	0x7e00f000
-
-/*
- * GPIO
- */
 #define ELFIN_GPIO_BASE		0x7f008000
-
-/*
- * Bus Matrix
- */
-#define ELFIN_MEM_SYS_CFG	0x7e00f120
-
-#define S3C64XX_MEM_SYS_CFG_16BIT	(1 << 12)
-
-/*
- * Memory controller
- */
 #define ELFIN_SROM_BASE		0x70000000
-
-/*
- * SDRAM Controller
- */
 #define ELFIN_DMC0_BASE		0x7e000000
 #define ELFIN_DMC1_BASE		0x7e001000
-
-#define INDEX_DMC_MEMC_STATUS	0x00
-#define INDEX_DMC_MEMC_CMD	0x04
-#define INDEX_DMC_DIRECT_CMD	0x08
-#define INDEX_DMC_MEMORY_CFG	0x0C
-#define INDEX_DMC_REFRESH_PRD	0x10
-#define INDEX_DMC_CAS_LATENCY	0x14
-#define INDEX_DMC_T_DQSS	0x18
-#define INDEX_DMC_T_MRD		0x1C
-#define INDEX_DMC_T_RAS		0x20
-#define INDEX_DMC_T_RC		0x24
-#define INDEX_DMC_T_RCD		0x28
-#define INDEX_DMC_T_RFC		0x2C
-#define INDEX_DMC_T_RP		0x30
-#define INDEX_DMC_T_RRD		0x34
-#define INDEX_DMC_T_WR		0x38
-#define INDEX_DMC_T_WTR		0x3C
-#define INDEX_DMC_T_XP		0x40
-#define INDEX_DMC_T_XSR		0x44
-#define INDEX_DMC_T_ESR		0x48
-#define INDEX_DMC_MEMORY_CFG2	0x4C
-#define INDEX_DMC_CHIP_0_CFG	0x200
-#define INDEX_DMC_CHIP_1_CFG	0x204
-#define INDEX_DMC_CHIP_2_CFG	0x208
-#define INDEX_DMC_CHIP_3_CFG	0x20C
-#define INDEX_DMC_USER_STATUS	0x300
-#define INDEX_DMC_USER_CONFIG	0x304
-
-/*
- * Memory Chip direct command
- */
-#define DMC_NOP0	0x0c0000
-#define DMC_NOP1	0x1c0000
-#define DMC_PA0		0x000000	/* Precharge all */
-#define DMC_PA1		0x100000
-#define DMC_AR0		0x040000	/* Autorefresh */
-#define DMC_AR1		0x140000
-#define DMC_SDR_MR0	0x080032	/* MRS, CAS 3,  Burst Length 4 */
-#define DMC_SDR_MR1	0x180032
-#define DMC_DDR_MR0	0x080162
-#define DMC_DDR_MR1	0x180162
-#define DMC_mDDR_MR0	0x080032	/* CAS 3, Burst Length 4 */
-#define DMC_mDDR_MR1	0x180032
-#define DMC_mSDR_EMR0	0x0a0000	/* EMRS, DS:Full, PASR:Full Array */
-#define DMC_mSDR_EMR1	0x1a0000
-#define DMC_DDR_EMR0	0x090000
-#define DMC_DDR_EMR1	0x190000
-#define DMC_mDDR_EMR0	0x0a0000	/*  DS:Full, PASR:Full Array */
-#define DMC_mDDR_EMR1	0x1a0000
-
-/*
- * Definitions for memory configuration
- * Set memory configuration
- *	active_chips	= 1'b0 (1 chip)
- *	qos_master_chip	= 3'b000(ARID[3:0])
- *	memory burst	= 3'b010(burst 4)
- *	stop_mem_clock	= 1'b0(disable dynamical stop)
- *	auto_power_down	= 1'b0(disable auto power-down mode)
- *	power_down_prd	= 6'b00_0000(0 cycle for auto power-down)
- *	ap_bit		= 1'b0 (bit position of auto-precharge is 10)
- *	row_bits	= 3'b010(# row address 13)
- *	column_bits	= 3'b010(# column address 10 )
- *
- * Set user configuration
- *	2'b10=SDRAM/mSDRAM, 2'b11=DDR, 2'b01=mDDR
- *
- * Set chip select for chip [n]
- *	 row bank control, bank address 0x3000_0000 ~ 0x37ff_ffff
- *	 CHIP_[n]_CFG=0x30F8,  30: ADDR[31:24], F8: Mask[31:24]
- */
-
-/*
- * Nand flash controller
- */
+#define ELFIN_MEM_SYS_CFG	0x7e00f120
 #define ELFIN_NAND_BASE		0x70200000
-
-/*
- * Interrupt
- */
 #define ELFIN_VIC0_BASE_ADDR	0x71200000
 #define ELFIN_VIC1_BASE_ADDR	0x71300000
-
-/*
- * Watchdog timer
- */
 #define ELFIN_WATCHDOG_BASE	0x7E004000
-
-/*
- * UART
- */
 #define ELFIN_UART_BASE		0x7F005000
-
-/*
- * PWM timer
- */
 #define ELFIN_TIMER_BASE	0x7F006000
 
 #define STARTUP_AMDIV		533

@@ -187,69 +79,6 @@
 	(STARTUP_HCLKDIV + 1))
 
 
-/*-----------------------------------------------------------------------
- * Physical Memory Map
- */
-#define DMC1_MEM_CFG	0x00010012	/* burst 4, 13-bit row, 10-bit col */
-#define DMC1_MEM_CFG2	0xB45
-#define DMC1_CHIP0_CFG	0x150F8		/* 0x5000_0000~0x57ff_ffff (128 MiB) */
-#define DMC_DDR_32_CFG	0x0 		/* 32bit, DDR */
-
-/* Memory Parameters */
-/* DDR Parameters */
-#define DDR_tREFRESH		7800	/* ns */
-#define DDR_tRAS		45	/* ns (min: 45ns)*/
-#define DDR_tRC 		68	/* ns (min: 67.5ns)*/
-#define DDR_tRCD		23	/* ns (min: 22.5ns)*/
-#define DDR_tRFC		80	/* ns (min: 80ns)*/
-#define DDR_tRP 		23	/* ns (min: 22.5ns)*/
-#define DDR_tRRD		15	/* ns (min: 15ns)*/
-#define DDR_tWR 		15	/* ns (min: 15ns)*/
-#define DDR_tXSR		120	/* ns (min: 120ns)*/
-#define DDR_CASL		3	/* CAS Latency 3 */
-
-/*
- * mDDR memory configuration
- */
-
-#define NS_TO_CLK(t)		((STARTUP_HCLK / 1000 * (t) - 1) / 1000000)
-
-#define DMC_DDR_BA_EMRS 	2
-#define DMC_DDR_MEM_CASLAT	3
-/* 6   Set Cas Latency to 3 */
-#define DMC_DDR_CAS_LATENCY	(DDR_CASL << 1)
-/* Min 0.75 ~ 1.25 */
-#define DMC_DDR_t_DQSS		1
-/* Min 2 tck */
-#define DMC_DDR_t_MRD		2
-/* 7, Min 45ns */
-#define DMC_DDR_t_RAS		(NS_TO_CLK(DDR_tRAS) + 1)
-/* 10, Min 67.5ns */
-#define DMC_DDR_t_RC		(NS_TO_CLK(DDR_tRC) + 1)
-/* 4,5(TRM), Min 22.5ns */
-#define DMC_DDR_t_RCD		(NS_TO_CLK(DDR_tRCD) + 1)
-#define DMC_DDR_schedule_RCD	((DMC_DDR_t_RCD - 3) << 3)
-/* 11,18(TRM) Min 80ns */
-#define DMC_DDR_t_RFC		(NS_TO_CLK(DDR_tRFC) + 1)
-#define DMC_DDR_schedule_RFC	((DMC_DDR_t_RFC - 3) << 5)
-/* 4, 5(TRM) Min 22.5ns */
-#define DMC_DDR_t_RP		(NS_TO_CLK(DDR_tRP) + 1)
-#define DMC_DDR_schedule_RP	((DMC_DDR_t_RP - 3) << 3)
-/* 3, Min 15ns */
-#define DMC_DDR_t_RRD		(NS_TO_CLK(DDR_tRRD) + 1)
-/* Min 15ns */
-#define DMC_DDR_t_WR		(NS_TO_CLK(DDR_tWR) + 1)
-#define DMC_DDR_t_WTR		2
-/* 1tck + tIS(1.5ns) */
-#define DMC_DDR_t_XP		2
-/* 17, Min 120ns */
-#define DMC_DDR_t_XSR		(NS_TO_CLK(DDR_tXSR) + 1)
-#define DMC_DDR_t_ESR		DMC_DDR_t_XSR
-/* TRM 2656 */
-#define DMC_DDR_REFRESH_PRD	(NS_TO_CLK(DDR_tREFRESH))
-/* 2b01 : mDDR */
-#define DMC_DDR_USER_CONFIG	1
-
 #ifndef __ASSEMBLY__
 static inline unsigned int s3c64xx_get_base_uart(void)
 {

index b254282..acc6a37 100644
@@ -53,32 +53,6 @@
 #define ELFIN_UART_BASE		0x7F005000
 #define ELFIN_TIMER_BASE	0x7F006000
 
-#define STARTUP_AMDIV		533
-#define STARTUP_MDIV		533
-#define STARTUP_PDIV		6
-#define STARTUP_SDIV		1
-
-#define	STARTUP_PCLKDIV		3
-#define STARTUP_HCLKX2DIV	1
-#define STARTUP_HCLKDIV		1
-#define STARTUP_MPLLDIV		1
-#define STARTUP_APLLDIV		0
-
-#define CLK_DIV_VAL	((STARTUP_PCLKDIV << 12) | (STARTUP_HCLKX2DIV << 9) | \
-	(STARTUP_HCLKDIV << 8) | (STARTUP_MPLLDIV<<4) | STARTUP_APLLDIV)
-#define MPLL_VAL	((1 << 31) | (STARTUP_MDIV << 16) | \
-	(STARTUP_PDIV << 8) | STARTUP_SDIV)
-#define STARTUP_MPLL	(((CONFIG_SYS_CLK_FREQ >> STARTUP_SDIV) / \
-	STARTUP_PDIV) * STARTUP_MDIV)
-
-#define APLL_VAL	((1 << 31) | (STARTUP_AMDIV << 16) | \
-	(STARTUP_PDIV << 8) | STARTUP_SDIV)
-#define STARTUP_APLL	(((CONFIG_SYS_CLK_FREQ >> STARTUP_SDIV) / \
-	STARTUP_PDIV) * STARTUP_AMDIV)
-#define STARTUP_HCLK	(STARTUP_MPLL / (STARTUP_HCLKX2DIV + 1) / \
-	(STARTUP_HCLKDIV + 1))
-
-
 #ifndef __ASSEMBLY__
 static inline unsigned int s3c64xx_get_base_uart(void)
 {