Merge commit 'wd/master'

37 files changed, 822 insertions, 318 deletions

diff --git a/common/Makefile b/common/Makefile
index 9678799..b425795 100644
--- a/common/Makefile
+++ b/common/Makefile
@@ -113,6 +113,7 @@ COBJS-y += env_dataflash.o
 COBJS-y += env_flash.o
 COBJS-y += env_eeprom.o
 COBJS-y += env_onenand.o
+COBJS-y += env_sf.o
 COBJS-y += env_nvram.o
 COBJS-y += env_nowhere.o
 COBJS-y += exports.o
@@ -143,6 +144,7 @@ COBJS-y += xyzModem.o
 COBJS-y += cmd_mac.o
 COBJS-$(CONFIG_CMD_MFSL) += cmd_mfsl.o
 COBJS-$(CONFIG_MP) += cmd_mp.o
+COBJS-$(CONFIG_CMD_SF) += cmd_sf.o
 
 COBJS	:= $(COBJS-y)
 SRCS	:= $(AOBJS:.o=.S) $(COBJS:.o=.c)
diff --git a/common/cmd_autoscript.c b/common/cmd_autoscript.c
index 932f638..13af93e 100644
--- a/common/cmd_autoscript.c
+++ b/common/cmd_autoscript.c
@@ -52,7 +52,7 @@
 int
 autoscript (ulong addr, const char *fit_uname)
 {
-	ulong 		len;
+	ulong		len;
 	image_header_t	*hdr;
 	ulong		*data;
 	char		*cmd;
diff --git a/common/cmd_dcr.c b/common/cmd_dcr.c
index a053343..439d07a 100644
--- a/common/cmd_dcr.c
+++ b/common/cmd_dcr.c
@@ -123,7 +123,7 @@ int do_getidcr (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 	if (argc < 3) {
 		printf ("Usage:\n%s\n", cmdtp->usage);
 		return 1;
- 	}
+	}
 
 	/* Find out whether ther is '.' (dot) symbol in the first parameter. */
 	strncpy (buf, argv[1], sizeof(buf)-1);
diff --git a/common/cmd_df.c b/common/cmd_df.c
new file mode 100644
index 0000000..5f65044
--- /dev/null
+++ b/common/cmd_df.c
@@ -0,0 +1,37 @@
+/*
+ * Command for accessing DataFlash.
+ *
+ * Copyright (C) 2008 Atmel Corporation
+ */
+#include <common.h>
+#include <df.h>
+
+static int do_df(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
+{
+	const char *cmd;
+
+	/* need at least two arguments */
+	if (argc < 2)
+		goto usage;
+
+	cmd = argv[1];
+
+	if (strcmp(cmd, "init") == 0) {
+		df_init(0, 0, 1000000);
+		return 0;
+	}
+
+	if (strcmp(cmd, "info") == 0) {
+		df_show_info();
+		return 0;
+	}
+
+usage:
+	printf("Usage:\n%s\n", cmdtp->usage);
+	return 1;
+}
+
+U_BOOT_CMD(
+	sf,	2,	1,	do_serial_flash,
+	"sf	- Serial flash sub-system\n",
+	"probe [bus:]cs		- init flash device on given SPI bus and CS\n")
diff --git a/common/cmd_fdc.c b/common/cmd_fdc.c
index bf28370..0293d18 100644
--- a/common/cmd_fdc.c
+++ b/common/cmd_fdc.c
@@ -46,24 +46,23 @@
 #define FALSE           0
 #endif
 
-
 /*#if defined(CONFIG_CMD_DATE) */
 /*#include <rtc.h> */
 /*#endif */
 
 #if defined(CONFIG_CMD_FDC) || defined(CONFIG_CMD_FDOS)
 
-
 typedef struct {
-	int						flags;		/* connected drives ect */
-	unsigned long blnr;			/* Logical block nr */
-	uchar					drive; 		/* drive no */
-	uchar					cmdlen; 	/* cmd length */
-	uchar					cmd[16]; 	/* cmd desc */
-	uchar					dma;			/* if > 0 dma enabled */
-	uchar					result[11];/* status information */
-	uchar					resultlen; /* lenght of result */
+	int		flags;		/* connected drives ect */
+	unsigned long	blnr;		/* Logical block nr */
+	uchar		drive;		/* drive no */
+	uchar		cmdlen;		/* cmd length */
+	uchar		cmd[16];	/* cmd desc */
+	uchar		dma;		/* if > 0 dma enabled */
+	uchar		result[11];	/* status information */
+	uchar		resultlen;	/* lenght of result */
 } FDC_COMMAND_STRUCT;
+
 /* flags: only the lower 8bit used:
  * bit 0 if set drive 0 is present
  * bit 1 if set drive 1 is present
@@ -75,31 +74,30 @@ typedef struct {
  * bit 7 if set disk in drive 4 is inserted
  */
 
-
 /* cmd indexes */
-#define COMMAND 		0
-#define DRIVE 			1
+#define COMMAND			0
+#define DRIVE			1
 #define CONFIG0			1
-#define SPEC_HUTSRT	1
-#define TRACK 			2
+#define SPEC_HUTSRT		1
+#define TRACK			2
 #define CONFIG1			2
 #define SPEC_HLT		2
-#define HEAD				3
+#define HEAD			3
 #define CONFIG2			3
-#define SECTOR 			4
-#define SECTOR_SIZE	5
-#define LAST_TRACK	6
-#define GAP					7
-#define DTL					8
+#define SECTOR			4
+#define SECTOR_SIZE		5
+#define LAST_TRACK		6
+#define GAP			7
+#define DTL			8
 /* result indexes */
-#define STATUS_0						0
-#define STATUS_PCN					1
-#define STATUS_1						1
-#define STATUS_2						2
-#define STATUS_TRACK				3
-#define STATUS_HEAD					4
-#define STATUS_SECT					5
-#define STATUS_SECT_SIZE		6
+#define STATUS_0		0
+#define STATUS_PCN		1
+#define STATUS_1		1
+#define STATUS_2		2
+#define STATUS_TRACK		3
+#define STATUS_HEAD		4
+#define STATUS_SECT		5
+#define STATUS_SECT_SIZE	6
 
 
 /* Register addresses */
@@ -114,34 +112,34 @@ typedef struct {
 #define FDC_DIR		FDC_BASE + 6	/* Digital Input Register */
 #define FDC_CCR		FDC_BASE + 7	/* Configuration Control */
 /* Commands */
-#define FDC_CMD_SENSE_INT 		0x08
-#define FDC_CMD_CONFIGURE 		0x13
-#define FDC_CMD_SPECIFY	 			0x03
-#define FDC_CMD_RECALIBRATE 	0x07
-#define FDC_CMD_READ				 	0x06
-#define FDC_CMD_READ_TRACK	 	0x02
-#define FDC_CMD_READ_ID			 	0x0A
-#define FDC_CMD_DUMP_REG		 	0x0E
-#define FDC_CMD_SEEK				 	0x0F
-
-#define FDC_CMD_SENSE_INT_LEN 		0x01
-#define FDC_CMD_CONFIGURE_LEN 		0x04
-#define FDC_CMD_SPECIFY_LEN	 			0x03
-#define FDC_CMD_RECALIBRATE_LEN 	0x02
-#define FDC_CMD_READ_LEN				 	0x09
-#define FDC_CMD_READ_TRACK_LEN	 	0x09
-#define FDC_CMD_READ_ID_LEN			 	0x02
-#define FDC_CMD_DUMP_REG_LEN		 	0x01
-#define FDC_CMD_SEEK_LEN				 	0x03
-
-#define FDC_FIFO_THR			0x0C
-#define FDC_FIFO_DIS			0x00
+#define FDC_CMD_SENSE_INT	0x08
+#define FDC_CMD_CONFIGURE	0x13
+#define FDC_CMD_SPECIFY		0x03
+#define FDC_CMD_RECALIBRATE	0x07
+#define FDC_CMD_READ		0x06
+#define FDC_CMD_READ_TRACK	0x02
+#define FDC_CMD_READ_ID		0x0A
+#define FDC_CMD_DUMP_REG	0x0E
+#define FDC_CMD_SEEK		0x0F
+
+#define FDC_CMD_SENSE_INT_LEN	0x01
+#define FDC_CMD_CONFIGURE_LEN	0x04
+#define FDC_CMD_SPECIFY_LEN	0x03
+#define FDC_CMD_RECALIBRATE_LEN	0x02
+#define FDC_CMD_READ_LEN	0x09
+#define FDC_CMD_READ_TRACK_LEN	0x09
+#define FDC_CMD_READ_ID_LEN	0x02
+#define FDC_CMD_DUMP_REG_LEN	0x01
+#define FDC_CMD_SEEK_LEN	0x03
+
+#define FDC_FIFO_THR		0x0C
+#define FDC_FIFO_DIS		0x00
 #define FDC_IMPLIED_SEEK	0x01
-#define FDC_POLL_DIS			0x00
-#define FDC_PRE_TRK				0x00
-#define FDC_CONFIGURE			FDC_FIFO_THR | (FDC_POLL_DIS<<4) | (FDC_FIFO_DIS<<5) | (FDC_IMPLIED_SEEK << 6)
-#define FDC_MFM_MODE			0x01 /* MFM enable */
-#define FDC_SKIP_MODE			0x00 /* skip enable */
+#define FDC_POLL_DIS		0x00
+#define FDC_PRE_TRK		0x00
+#define FDC_CONFIGURE		FDC_FIFO_THR | (FDC_POLL_DIS<<4) | (FDC_FIFO_DIS<<5) | (FDC_IMPLIED_SEEK << 6)
+#define FDC_MFM_MODE		0x01 /* MFM enable */
+#define FDC_SKIP_MODE		0x00 /* skip enable */
 
 #define FDC_TIME_OUT 100000 /* time out */
 #define	FDC_RW_RETRIES		3 /* read write retries */
@@ -150,18 +148,18 @@ typedef struct {
 
 /* Disk structure */
 typedef struct  {
-	unsigned int size;			/* nr of sectors total */
-	unsigned int sect;			/* sectors per track */
-	unsigned int head;			/* nr of heads */
-	unsigned int track;			/* nr of tracks */
-	unsigned int stretch;		/* !=0 means double track steps */
-	unsigned char	gap;			/* gap1 size */
-	unsigned char	rate;			/* data rate. |= 0x40 for perpendicular */
-	unsigned char	spec1;		/* stepping rate, head unload time */
-	unsigned char	fmt_gap;	/* gap2 size */
-	unsigned char hlt;			/* head load time */
-	unsigned char sect_code; /* Sector Size code */
-	const char	* name; 		/* used only for predefined formats */
+	unsigned int size;	/* nr of sectors total */
+	unsigned int sect;	/* sectors per track */
+	unsigned int head;	/* nr of heads */
+	unsigned int track;	/* nr of tracks */
+	unsigned int stretch;	/* !=0 means double track steps */
+	unsigned char	gap;	/* gap1 size */
+	unsigned char	rate;	/* data rate. |= 0x40 for perpendicular */
+	unsigned char	spec1;	/* stepping rate, head unload time */
+	unsigned char	fmt_gap;/* gap2 size */
+	unsigned char hlt;	/* head load time */
+	unsigned char sect_code;/* Sector Size code */
+	const char	* name;	/* used only for predefined formats */
 } FD_GEO_STRUCT;
 
 
@@ -342,7 +340,7 @@ int fdc_issue_cmd(FDC_COMMAND_STRUCT *pCMD,FD_GEO_STRUCT *pFG)
 		case FDC_CMD_CONFIGURE:
 			pCMD->cmd[CONFIG0]=0;
 			pCMD->cmd[CONFIG1]=FDC_CONFIGURE; /* FIFO Threshold, Poll, Enable FIFO */
-			pCMD->cmd[CONFIG2]=FDC_PRE_TRK; 	/* Precompensation Track */
+			pCMD->cmd[CONFIG2]=FDC_PRE_TRK;	/* Precompensation Track */
 			pCMD->cmdlen=FDC_CMD_CONFIGURE_LEN;
 			pCMD->resultlen=0;  /* no result */
 			break;
diff --git a/common/cmd_fdt.c b/common/cmd_fdt.c
index 7436a95..ede65ae 100644
--- a/common/cmd_fdt.c
+++ b/common/cmd_fdt.c
@@ -464,13 +464,13 @@ static int fdt_valid(void)
 /*
  * Parse the user's input, partially heuristic.  Valid formats:
  * <0x00112233 4 05>	- an array of cells.  Numbers follow standard
- * 			C conventions.
+ *			C conventions.
  * [00 11 22 .. nn] - byte stream
  * "string"	- If the the value doesn't start with "<" or "[", it is
  *			treated as a string.  Note that the quotes are
  *			stripped by the parser before we get the string.
  * newval: An array of strings containing the new property as specified
- * 	on the command line
+ *	on the command line
  * count: The number of strings in the array
  * data: A bytestream to be placed in the property
  * len: The length of the resulting bytestream
diff --git a/common/cmd_i2c.c b/common/cmd_i2c.c
index c60ec99..aac7e9a 100644
--- a/common/cmd_i2c.c
+++ b/common/cmd_i2c.c
@@ -266,8 +266,8 @@ int do_i2c_mw ( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 	}
 
 	/*
- 	 * Chip is always specified.
- 	 */
+	 * Chip is always specified.
+	 */
 	chip = simple_strtoul(argv[1], NULL, 16);
 
 	/*
@@ -353,8 +353,8 @@ int do_i2c_crc (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 	}
 
 	/*
- 	 * Chip is always specified.
- 	 */
+	 * Chip is always specified.
+	 */
 	chip = simple_strtoul(argv[1], NULL, 16);
 
 	/*
@@ -444,8 +444,8 @@ mod_i2c_mem(cmd_tbl_t *cmdtp, int incrflag, int flag, int argc, char *argv[])
 		size = cmd_get_data_size(argv[0], 1);
 
 		/*
-	 	 * Chip is always specified.
-	 	 */
+		 * Chip is always specified.
+		 */
 		chip = simple_strtoul(argv[1], NULL, 16);
 
 		/*
@@ -1256,7 +1256,7 @@ int do_i2c(cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
 #if defined(CONFIG_I2C_CMD_TREE)
 U_BOOT_CMD(
 	i2c, 6, 1, do_i2c,
- 	"i2c     - I2C sub-system\n",
+	"i2c     - I2C sub-system\n",
 #if defined(CONFIG_I2C_MULTI_BUS)
 	"dev [dev] - show or set current I2C bus\n"
 #endif  /* CONFIG_I2C_MULTI_BUS */
@@ -1280,7 +1280,7 @@ U_BOOT_CMD(
 );
 
 U_BOOT_CMD(
- 	imm,	3,	1,	do_i2c_mm,
+	imm,	3,	1,	do_i2c_mm,
 	"imm     - i2c memory modify (auto-incrementing)\n",
 	"chip address[.0, .1, .2]\n"
 	"    - memory modify, auto increment address\n"
diff --git a/common/cmd_ide.c b/common/cmd_ide.c
index cac99d5..6560702 100644
--- a/common/cmd_ide.c
+++ b/common/cmd_ide.c
@@ -1233,7 +1233,7 @@ static void ide_ident (block_dev_desc_t *dev_desc)
 	dev_desc->blksz=ATA_BLOCKSIZE;
 	dev_desc->lun=0; /* just to fill something in... */
 
-#if 0 	/* only used to test the powersaving mode,
+#if 0	/* only used to test the powersaving mode,
 	 * if enabled, the drive goes after 5 sec
 	 * in standby mode */
 	ide_outb (device, ATA_DEV_HD, ATA_LBA | ATA_DEVICE(device));
@@ -1783,7 +1783,7 @@ unsigned char atapi_issue(int device,unsigned char* ccb,int ccblen, unsigned cha
 	}
 
 	output_data_shorts (device, (unsigned short *)ccb,ccblen/2); /* write command block */
- 	/* ATAPI Command written wait for completition */
+	/* ATAPI Command written wait for completition */
 	udelay (5000); /* device must set bsy */
 
 	mask = ATA_STAT_DRQ|ATA_STAT_BUSY|ATA_STAT_ERR;
@@ -1852,7 +1852,7 @@ AI_OUT:
  * returns, an request_sense will be issued
  */
 
-#define ATAPI_DRIVE_NOT_READY 	100
+#define ATAPI_DRIVE_NOT_READY	100
 #define ATAPI_UNIT_ATTN		10
 
 unsigned char atapi_issue_autoreq (int device,
diff --git a/common/cmd_log.c b/common/cmd_log.c
index b9f9ba0..fdcc575 100644
--- a/common/cmd_log.c
+++ b/common/cmd_log.c
@@ -66,6 +66,12 @@ static logbuff_t *log;
 #endif
 static char *lbuf;
 
+unsigned long __logbuffer_base(void)
+{
+	return CFG_SDRAM_BASE + gd->bd->bi_memsize - LOGBUFF_LEN;
+}
+unsigned long logbuffer_base (void) __attribute__((weak, alias("__logbuffer_base")));
+
 void logbuff_init_ptrs (void)
 {
 	unsigned long tag, post_word;
@@ -75,7 +81,7 @@ void logbuff_init_ptrs (void)
 	log = (logbuff_t *)CONFIG_ALT_LH_ADDR;
 	lbuf = (char *)CONFIG_ALT_LB_ADDR;
 #else
-	log = (logbuff_t *)(gd->bd->bi_memsize-LOGBUFF_LEN) - 1;
+	log = (logbuff_t *)(logbuffer_base ()) - 1;
 	lbuf = (char *)log->buf;
 #endif
 
@@ -107,7 +113,7 @@ void logbuff_init_ptrs (void)
 	if ((s = getenv ("loglevel")) != NULL)
 		console_loglevel = (int)simple_strtoul (s, NULL, 10);
 
-	gd->post_log_word |= LOGBUFF_INITIALIZED;
+	gd->flags |= GD_FLG_LOGINIT;
 }
 
 void logbuff_reset (void)
@@ -168,7 +174,7 @@ static void logbuff_puts (const char *s)
 
 void logbuff_log(char *msg)
 {
-	if ((gd->post_log_word & LOGBUFF_INITIALIZED)) {
+	if ((gd->flags & GD_FLG_LOGINIT)) {
 		logbuff_printk (msg);
 	} else {
 		/* Can happen only for pre-relocated errors as logging */
diff --git a/common/cmd_mem.c b/common/cmd_mem.c
index 51aa71f..2606986 100644
--- a/common/cmd_mem.c
+++ b/common/cmd_mem.c
@@ -1201,56 +1201,56 @@ int do_mem_crc (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 /**************************************************/
 #if defined(CONFIG_CMD_MEMORY)
 U_BOOT_CMD(
-	md,     3,     1,      do_mem_md,
-	"md      - memory display\n",
-	"[.b, .w, .l] address [# of objects]\n    - memory display\n"
+	md,	3,	1,	do_mem_md,
+	"md	 - memory display\n",
+	"[.b, .w, .l] address [# of objects]\n	  - memory display\n"
 );
 
 
 U_BOOT_CMD(
-	mm,     2,      1,       do_mem_mm,
-	"mm      - memory modify (auto-incrementing)\n",
+	mm,	2,	1,	do_mem_mm,
+	"mm	 - memory modify (auto-incrementing)\n",
 	"[.b, .w, .l] address\n" "    - memory modify, auto increment address\n"
 );
 
 
 U_BOOT_CMD(
-	nm,     2,	    1,     	do_mem_nm,
-	"nm      - memory modify (constant address)\n",
+	nm,	2,	1,	do_mem_nm,
+	"nm	 - memory modify (constant address)\n",
 	"[.b, .w, .l] address\n    - memory modify, read and keep address\n"
 );
 
 U_BOOT_CMD(
-	mw,    4,    1,     do_mem_mw,
-	"mw      - memory write (fill)\n",
-	"[.b, .w, .l] address value [count]\n    - write memory\n"
+	mw,	4,	1,	do_mem_mw,
+	"mw	 - memory write (fill)\n",
+	"[.b, .w, .l] address value [count]\n	 - write memory\n"
 );
 
 U_BOOT_CMD(
-	cp,    4,    1,    do_mem_cp,
-	"cp      - memory copy\n",
+	cp,	4,	1,	do_mem_cp,
+	"cp	 - memory copy\n",
 	"[.b, .w, .l] source target count\n    - copy memory\n"
 );
 
 U_BOOT_CMD(
-	cmp,    4,     1,     do_mem_cmp,
-	"cmp     - memory compare\n",
+	cmp,	4,	1,	do_mem_cmp,
+	"cmp	 - memory compare\n",
 	"[.b, .w, .l] addr1 addr2 count\n    - compare memory\n"
 );
 
 #ifndef CONFIG_CRC32_VERIFY
 
 U_BOOT_CMD(
-	crc32,    4,    1,     do_mem_crc,
-	"crc32   - checksum calculation\n",
+	crc32,	4,	1,	do_mem_crc,
+	"crc32	 - checksum calculation\n",
 	"address count [addr]\n    - compute CRC32 checksum [save at addr]\n"
 );
 
 #else	/* CONFIG_CRC32_VERIFY */
 
 U_BOOT_CMD(
-	crc32,    5,    1,     do_mem_crc,
-	"crc32   - checksum calculation\n",
+	crc32,	5,	1,	do_mem_crc,
+	"crc32	 - checksum calculation\n",
 	"address count [addr]\n    - compute CRC32 checksum [save at addr]\n"
 	"-v address count crc\n    - verify crc of memory area\n"
 );
@@ -1258,45 +1258,45 @@ U_BOOT_CMD(
 #endif	/* CONFIG_CRC32_VERIFY */
 
 U_BOOT_CMD(
-	base,    2,    1,     do_mem_base,
-	"base    - print or set address offset\n",
+	base,	2,	1,	do_mem_base,
+	"base	 - print or set address offset\n",
 	"\n    - print address offset for memory commands\n"
 	"base off\n    - set address offset for memory commands to 'off'\n"
 );
 
 U_BOOT_CMD(
-	loop,    3,    1,    do_mem_loop,
-	"loop    - infinite loop on address range\n",
+	loop,	3,	1,	do_mem_loop,
+	"loop	 - infinite loop on address range\n",
 	"[.b, .w, .l] address number_of_objects\n"
 	"    - loop on a set of addresses\n"
 );
 
 #ifdef CONFIG_LOOPW
 U_BOOT_CMD(
-	loopw,    4,    1,    do_mem_loopw,
-	"loopw   - infinite write loop on address range\n",
+	loopw,	4,	1,	do_mem_loopw,
+	"loopw	 - infinite write loop on address range\n",
 	"[.b, .w, .l] address number_of_objects data_to_write\n"
 	"    - loop on a set of addresses\n"
 );
 #endif /* CONFIG_LOOPW */
 
 U_BOOT_CMD(
-	mtest,    4,    1,     do_mem_mtest,
-	"mtest   - simple RAM test\n",
+	mtest,	4,	1,	do_mem_mtest,
+	"mtest	 - simple RAM test\n",
 	"[start [end [pattern]]]\n"
 	"    - simple RAM read/write test\n"
 );
 
 #ifdef CONFIG_MX_CYCLIC
 U_BOOT_CMD(
-	mdc,     4,     1,      do_mem_mdc,
-	"mdc     - memory display cyclic\n",
+	mdc,	4,	1,	do_mem_mdc,
+	"mdc	 - memory display cyclic\n",
 	"[.b, .w, .l] address count delay(ms)\n    - memory display cyclic\n"
 );
 
 U_BOOT_CMD(
-	mwc,     4,     1,      do_mem_mwc,
-	"mwc     - memory write cyclic\n",
+	mwc,	4,	1,	do_mem_mwc,
+	"mwc	 - memory write cyclic\n",
 	"[.b, .w, .l] address value delay(ms)\n    - memory write cyclic\n"
 );
 #endif /* CONFIG_MX_CYCLIC */
diff --git a/common/cmd_nand.c b/common/cmd_nand.c
index 37eb41b..37198d2 100644
--- a/common/cmd_nand.c
+++ b/common/cmd_nand.c
@@ -37,8 +37,6 @@ int find_dev_and_part(const char *id, struct mtd_device **dev,
 		u8 *part_num, struct part_info **part);
 #endif
 
-extern nand_info_t nand_info[];       /* info for NAND chips */
-
 static int nand_dump_oob(nand_info_t *nand, ulong off)
 {
 	return 0;
diff --git a/common/cmd_nvedit.c b/common/cmd_nvedit.c
index 9c5d1fc..49f134a 100644
--- a/common/cmd_nvedit.c
+++ b/common/cmd_nvedit.c
@@ -58,8 +58,9 @@ DECLARE_GLOBAL_DATA_PTR;
     !defined(CFG_ENV_IS_IN_DATAFLASH)	&& \
     !defined(CFG_ENV_IS_IN_NAND)	&& \
     !defined(CFG_ENV_IS_IN_ONENAND)	&& \
+    !defined(CFG_ENV_IS_IN_SPI_FLASH)	&& \
     !defined(CFG_ENV_IS_NOWHERE)
-# error Define one of CFG_ENV_IS_IN_{NVRAM|EEPROM|FLASH|DATAFLASH|ONENAND|NOWHERE}
+# error Define one of CFG_ENV_IS_IN_{NVRAM|EEPROM|FLASH|DATAFLASH|ONENAND|SPI_FLASH|NOWHERE}
 #endif
 
 #define XMK_STR(x)	#x
diff --git a/common/cmd_pci.c b/common/cmd_pci.c
index 82d9717..8968701 100644
--- a/common/cmd_pci.c
+++ b/common/cmd_pci.c
@@ -173,7 +173,7 @@ static char *pci_classes_str(u8 class)
  * Subroutine:  pci_header_show_brief
  *
  * Description: Reads and prints the header of the
- * 		specified PCI device in short form.
+ *		specified PCI device in short form.
  *
  * Inputs:	dev      Bus+Device+Function number
  *
diff --git a/common/cmd_reginfo.c b/common/cmd_reginfo.c
index dd808ed..1669d74 100644
--- a/common/cmd_reginfo.c
+++ b/common/cmd_reginfo.c
@@ -109,24 +109,24 @@ int do_reginfo (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 	puts ("\nMemory (SDRAM) Configuration\n"
 	    "besra    besrsa   besrb    besrsb   bear     mcopt1   rtr      pmit\n");
 
-	mtdcr(memcfga,mem_besra); 	printf ("%08x ", mfdcr(memcfgd));
+	mtdcr(memcfga,mem_besra);	printf ("%08x ", mfdcr(memcfgd));
 	mtdcr(memcfga,mem_besrsa);	printf ("%08x ", mfdcr(memcfgd));
-	mtdcr(memcfga,mem_besrb); 	printf ("%08x ", mfdcr(memcfgd));
-	mtdcr(memcfga,mem_besrsb); 	printf ("%08x ", mfdcr(memcfgd));
-	mtdcr(memcfga,mem_bear); 	printf ("%08x ", mfdcr(memcfgd));
-	mtdcr(memcfga,mem_mcopt1); 	printf ("%08x ", mfdcr(memcfgd));
-	mtdcr(memcfga,mem_rtr); 	printf ("%08x ", mfdcr(memcfgd));
-	mtdcr(memcfga,mem_pmit); 	printf ("%08x ", mfdcr(memcfgd));
+	mtdcr(memcfga,mem_besrb);	printf ("%08x ", mfdcr(memcfgd));
+	mtdcr(memcfga,mem_besrsb);	printf ("%08x ", mfdcr(memcfgd));
+	mtdcr(memcfga,mem_bear);	printf ("%08x ", mfdcr(memcfgd));
+	mtdcr(memcfga,mem_mcopt1);	printf ("%08x ", mfdcr(memcfgd));
+	mtdcr(memcfga,mem_rtr);		printf ("%08x ", mfdcr(memcfgd));
+	mtdcr(memcfga,mem_pmit);	printf ("%08x ", mfdcr(memcfgd));
 
 	puts ("\n"
 	    "mb0cf    mb1cf    mb2cf    mb3cf    sdtr1    ecccf    eccerr\n");
-	mtdcr(memcfga,mem_mb0cf); 	printf ("%08x ", mfdcr(memcfgd));
-	mtdcr(memcfga,mem_mb1cf); 	printf ("%08x ", mfdcr(memcfgd));
-	mtdcr(memcfga,mem_mb2cf); 	printf ("%08x ", mfdcr(memcfgd));
-	mtdcr(memcfga,mem_mb3cf); 	printf ("%08x ", mfdcr(memcfgd));
-	mtdcr(memcfga,mem_sdtr1); 	printf ("%08x ", mfdcr(memcfgd));
-	mtdcr(memcfga,mem_ecccf); 	printf ("%08x ", mfdcr(memcfgd));
-	mtdcr(memcfga,mem_eccerr); 	printf ("%08x ", mfdcr(memcfgd));
+	mtdcr(memcfga,mem_mb0cf);	printf ("%08x ", mfdcr(memcfgd));
+	mtdcr(memcfga,mem_mb1cf);	printf ("%08x ", mfdcr(memcfgd));
+	mtdcr(memcfga,mem_mb2cf);	printf ("%08x ", mfdcr(memcfgd));
+	mtdcr(memcfga,mem_mb3cf);	printf ("%08x ", mfdcr(memcfgd));
+	mtdcr(memcfga,mem_sdtr1);	printf ("%08x ", mfdcr(memcfgd));
+	mtdcr(memcfga,mem_ecccf);	printf ("%08x ", mfdcr(memcfgd));
+	mtdcr(memcfga,mem_eccerr);	printf ("%08x ", mfdcr(memcfgd));
 
 	printf ("\n\n"
 	    "DMA Channels\n"
@@ -149,32 +149,32 @@ int do_reginfo (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 	puts ("\n"
 	    "External Bus\n"
 	    "pbear    pbesr0   pbesr1   epcr\n");
-	mtdcr(ebccfga,pbear); 	printf ("%08x ", mfdcr(ebccfgd));
-	mtdcr(ebccfga,pbesr0); 	printf ("%08x ", mfdcr(ebccfgd));
-	mtdcr(ebccfga,pbesr1); 	printf ("%08x ", mfdcr(ebccfgd));
-	mtdcr(ebccfga,epcr); 	printf ("%08x ", mfdcr(ebccfgd));
+	mtdcr(ebccfga,pbear);	printf ("%08x ", mfdcr(ebccfgd));
+	mtdcr(ebccfga,pbesr0);	printf ("%08x ", mfdcr(ebccfgd));
+	mtdcr(ebccfga,pbesr1);	printf ("%08x ", mfdcr(ebccfgd));
+	mtdcr(ebccfga,epcr);	printf ("%08x ", mfdcr(ebccfgd));
 
 	puts ("\n"
 	    "pb0cr    pb0ap    pb1cr    pb1ap    pb2cr    pb2ap    pb3cr    pb3ap\n");
-	mtdcr(ebccfga,pb0cr); 	printf ("%08x ", mfdcr(ebccfgd));
-	mtdcr(ebccfga,pb0ap); 	printf ("%08x ", mfdcr(ebccfgd));
-	mtdcr(ebccfga,pb1cr); 	printf ("%08x ", mfdcr(ebccfgd));
-	mtdcr(ebccfga,pb1ap); 	printf ("%08x ", mfdcr(ebccfgd));
-	mtdcr(ebccfga,pb2cr); 	printf ("%08x ", mfdcr(ebccfgd));
-	mtdcr(ebccfga,pb2ap); 	printf ("%08x ", mfdcr(ebccfgd));
-	mtdcr(ebccfga,pb3cr); 	printf ("%08x ", mfdcr(ebccfgd));
-	mtdcr(ebccfga,pb3ap); 	printf ("%08x ", mfdcr(ebccfgd));
+	mtdcr(ebccfga,pb0cr);	printf ("%08x ", mfdcr(ebccfgd));
+	mtdcr(ebccfga,pb0ap);	printf ("%08x ", mfdcr(ebccfgd));
+	mtdcr(ebccfga,pb1cr);	printf ("%08x ", mfdcr(ebccfgd));
+	mtdcr(ebccfga,pb1ap);	printf ("%08x ", mfdcr(ebccfgd));
+	mtdcr(ebccfga,pb2cr);	printf ("%08x ", mfdcr(ebccfgd));
+	mtdcr(ebccfga,pb2ap);	printf ("%08x ", mfdcr(ebccfgd));
+	mtdcr(ebccfga,pb3cr);	printf ("%08x ", mfdcr(ebccfgd));
+	mtdcr(ebccfga,pb3ap);	printf ("%08x ", mfdcr(ebccfgd));
 
 	puts ("\n"
 	    "pb4cr    pb4ap    pb5cr    bp5ap    pb6cr    pb6ap    pb7cr    pb7ap\n");
-	mtdcr(ebccfga,pb4cr); 	printf ("%08x ", mfdcr(ebccfgd));
-	mtdcr(ebccfga,pb4ap); 	printf ("%08x ", mfdcr(ebccfgd));
-	mtdcr(ebccfga,pb5cr); 	printf ("%08x ", mfdcr(ebccfgd));
-	mtdcr(ebccfga,pb5ap); 	printf ("%08x ", mfdcr(ebccfgd));
-	mtdcr(ebccfga,pb6cr); 	printf ("%08x ", mfdcr(ebccfgd));
-	mtdcr(ebccfga,pb6ap); 	printf ("%08x ", mfdcr(ebccfgd));
-	mtdcr(ebccfga,pb7cr); 	printf ("%08x ", mfdcr(ebccfgd));
-	mtdcr(ebccfga,pb7ap); 	printf ("%08x ", mfdcr(ebccfgd));
+	mtdcr(ebccfga,pb4cr);	printf ("%08x ", mfdcr(ebccfgd));
+	mtdcr(ebccfga,pb4ap);	printf ("%08x ", mfdcr(ebccfgd));
+	mtdcr(ebccfga,pb5cr);	printf ("%08x ", mfdcr(ebccfgd));
+	mtdcr(ebccfga,pb5ap);	printf ("%08x ", mfdcr(ebccfgd));
+	mtdcr(ebccfga,pb6cr);	printf ("%08x ", mfdcr(ebccfgd));
+	mtdcr(ebccfga,pb6ap);	printf ("%08x ", mfdcr(ebccfgd));
+	mtdcr(ebccfga,pb7cr);	printf ("%08x ", mfdcr(ebccfgd));
+	mtdcr(ebccfga,pb7ap);	printf ("%08x ", mfdcr(ebccfgd));
 
 	puts ("\n\n");
 
@@ -196,12 +196,12 @@ int do_reginfo (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 	puts ("\nMemory (SDRAM) Configuration\n"
 	    "mcopt1   rtr      pmit     mb0cf    mb1cf    sdtr1\n");
 
-	mtdcr(memcfga,mem_mcopt1); 	printf ("%08x ", mfdcr(memcfgd));
-	mtdcr(memcfga,mem_rtr); 	printf ("%08x ", mfdcr(memcfgd));
-	mtdcr(memcfga,mem_pmit); 	printf ("%08x ", mfdcr(memcfgd));
-	mtdcr(memcfga,mem_mb0cf); 	printf ("%08x ", mfdcr(memcfgd));
-	mtdcr(memcfga,mem_mb1cf); 	printf ("%08x ", mfdcr(memcfgd));
-	mtdcr(memcfga,mem_sdtr1); 	printf ("%08x ", mfdcr(memcfgd));
+	mtdcr(memcfga,mem_mcopt1);	printf ("%08x ", mfdcr(memcfgd));
+	mtdcr(memcfga,mem_rtr);		printf ("%08x ", mfdcr(memcfgd));
+	mtdcr(memcfga,mem_pmit);	printf ("%08x ", mfdcr(memcfgd));
+	mtdcr(memcfga,mem_mb0cf);	printf ("%08x ", mfdcr(memcfgd));
+	mtdcr(memcfga,mem_mb1cf);	printf ("%08x ", mfdcr(memcfgd));
+	mtdcr(memcfga,mem_sdtr1);	printf ("%08x ", mfdcr(memcfgd));
 
 	printf ("\n\n"
 	    "DMA Channels\n"
@@ -221,31 +221,31 @@ int do_reginfo (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 	puts ("\n"
 	    "External Bus\n"
 	    "pbear    pbesr0   pbesr1   epcr\n");
-	mtdcr(ebccfga,pbear); 	printf ("%08x ", mfdcr(ebccfgd));
-	mtdcr(ebccfga,pbesr0); 	printf ("%08x ", mfdcr(ebccfgd));
-	mtdcr(ebccfga,pbesr1); 	printf ("%08x ", mfdcr(ebccfgd));
-	mtdcr(ebccfga,epcr); 	printf ("%08x ", mfdcr(ebccfgd));
+	mtdcr(ebccfga,pbear);	printf ("%08x ", mfdcr(ebccfgd));
+	mtdcr(ebccfga,pbesr0);	printf ("%08x ", mfdcr(ebccfgd));
+	mtdcr(ebccfga,pbesr1);	printf ("%08x ", mfdcr(ebccfgd));
+	mtdcr(ebccfga,epcr);	printf ("%08x ", mfdcr(ebccfgd));
 
 	puts ("\n"
 	    "pb0cr    pb0ap    pb1cr    pb1ap    pb2cr    pb2ap    pb3cr    pb3ap\n");
-	mtdcr(ebccfga,pb0cr); 	printf ("%08x ", mfdcr(ebccfgd));
-	mtdcr(ebccfga,pb0ap); 	printf ("%08x ", mfdcr(ebccfgd));
-	mtdcr(ebccfga,pb1cr); 	printf ("%08x ", mfdcr(ebccfgd));
-	mtdcr(ebccfga,pb1ap); 	printf ("%08x ", mfdcr(ebccfgd));
-	mtdcr(ebccfga,pb2cr); 	printf ("%08x ", mfdcr(ebccfgd));
-	mtdcr(ebccfga,pb2ap); 	printf ("%08x ", mfdcr(ebccfgd));
-	mtdcr(ebccfga,pb3cr); 	printf ("%08x ", mfdcr(ebccfgd));
-	mtdcr(ebccfga,pb3ap); 	printf ("%08x ", mfdcr(ebccfgd));
+	mtdcr(ebccfga,pb0cr);	printf ("%08x ", mfdcr(ebccfgd));
+	mtdcr(ebccfga,pb0ap);	printf ("%08x ", mfdcr(ebccfgd));
+	mtdcr(ebccfga,pb1cr);	printf ("%08x ", mfdcr(ebccfgd));
+	mtdcr(ebccfga,pb1ap);	printf ("%08x ", mfdcr(ebccfgd));
+	mtdcr(ebccfga,pb2cr);	printf ("%08x ", mfdcr(ebccfgd));
+	mtdcr(ebccfga,pb2ap);	printf ("%08x ", mfdcr(ebccfgd));
+	mtdcr(ebccfga,pb3cr);	printf ("%08x ", mfdcr(ebccfgd));
+	mtdcr(ebccfga,pb3ap);	printf ("%08x ", mfdcr(ebccfgd));
 
 	puts ("\n"
 	    "pb4cr    pb4ap\n");
-	mtdcr(ebccfga,pb4cr); 	printf ("%08x ", mfdcr(ebccfgd));
-	mtdcr(ebccfga,pb4ap); 	printf ("%08x ", mfdcr(ebccfgd));
+	mtdcr(ebccfga,pb4cr);	printf ("%08x ", mfdcr(ebccfgd));
+	mtdcr(ebccfga,pb4ap);	printf ("%08x ", mfdcr(ebccfgd));
 
 	puts ("\n\n");
 #elif defined(CONFIG_5xx)
 
-	volatile immap_t     	*immap  = (immap_t *)CFG_IMMR;
+	volatile immap_t	*immap  = (immap_t *)CFG_IMMR;
 	volatile memctl5xx_t	*memctl = &immap->im_memctl;
 	volatile sysconf5xx_t	*sysconf = &immap->im_siu_conf;
 	volatile sit5xx_t	*timers = &immap->im_sit;
@@ -382,7 +382,7 @@ int do_reginfo (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 
 #if defined(CONFIG_CMD_REGINFO)
 U_BOOT_CMD(
- 	reginfo,	2,	1,	do_reginfo,
+	reginfo,	2,	1,	do_reginfo,
 	"reginfo - print register information\n",
 );
 #endif
diff --git a/common/cmd_scsi.c b/common/cmd_scsi.c
index f49531e..69028f3 100644
--- a/common/cmd_scsi.c
+++ b/common/cmd_scsi.c
@@ -393,7 +393,7 @@ int do_scsi (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 			}
 			printf ("Usage:\n%s\n", cmdtp->usage);
 			return 1;
-  	case 3:
+	case 3:
 			if (strncmp(argv[1],"dev",3) == 0) {
 				int dev = (int)simple_strtoul(argv[2], NULL, 10);
 				printf ("\nSCSI device %d: ", dev);
diff --git a/common/cmd_sf.c b/common/cmd_sf.c
new file mode 100644
index 0000000..8c0a751
--- /dev/null
+++ b/common/cmd_sf.c
@@ -0,0 +1,191 @@
+/*
+ * Command for accessing SPI flash.
+ *
+ * Copyright (C) 2008 Atmel Corporation
+ */
+#include <common.h>
+#include <spi_flash.h>
+
+#include <asm/io.h>
+
+#ifndef CONFIG_SF_DEFAULT_SPEED
+# define CONFIG_SF_DEFAULT_SPEED	1000000
+#endif
+#ifndef CONFIG_SF_DEFAULT_MODE
+# define CONFIG_SF_DEFAULT_MODE		SPI_MODE_3
+#endif
+
+static struct spi_flash *flash;
+
+static int do_spi_flash_probe(int argc, char *argv[])
+{
+	unsigned int bus = 0;
+	unsigned int cs;
+	unsigned int speed = CONFIG_SF_DEFAULT_SPEED;
+	unsigned int mode = CONFIG_SF_DEFAULT_MODE;
+	char *endp;
+	struct spi_flash *new;
+
+	if (argc < 2)
+		goto usage;
+
+	cs = simple_strtoul(argv[1], &endp, 0);
+	if (*argv[1] == 0 || (*endp != 0 && *endp != ':'))
+		goto usage;
+	if (*endp == ':') {
+		if (endp[1] == 0)
+			goto usage;
+
+		bus = cs;
+		cs = simple_strtoul(endp + 1, &endp, 0);
+		if (*endp != 0)
+			goto usage;
+	}
+
+	if (argc >= 3) {
+		speed = simple_strtoul(argv[2], &endp, 0);
+		if (*argv[2] == 0 || *endp != 0)
+			goto usage;
+	}
+	if (argc >= 4) {
+		mode = simple_strtoul(argv[3], &endp, 0);
+		if (*argv[3] == 0 || *endp != 0)
+			goto usage;
+	}
+
+	new = spi_flash_probe(bus, cs, speed, mode);
+	if (!new) {
+		printf("Failed to initialize SPI flash at %u:%u\n", bus, cs);
+		return 1;
+	}
+
+	if (flash)
+		spi_flash_free(flash);
+	flash = new;
+
+	printf("%u KiB %s at %u:%u is now current device\n",
+			flash->size >> 10, flash->name, bus, cs);
+
+	return 0;
+
+usage:
+	puts("Usage: sf probe [bus:]cs [hz] [mode]\n");
+	return 1;
+}
+
+static int do_spi_flash_read_write(int argc, char *argv[])
+{
+	unsigned long addr;
+	unsigned long offset;
+	unsigned long len;
+	void *buf;
+	char *endp;
+	int ret;
+
+	if (argc < 4)
+		goto usage;
+
+	addr = simple_strtoul(argv[1], &endp, 16);
+	if (*argv[1] == 0 || *endp != 0)
+		goto usage;
+	offset = simple_strtoul(argv[2], &endp, 16);
+	if (*argv[2] == 0 || *endp != 0)
+		goto usage;
+	len = simple_strtoul(argv[3], &endp, 16);
+	if (*argv[3] == 0 || *endp != 0)
+		goto usage;
+
+	buf = map_physmem(addr, len, MAP_WRBACK);
+	if (!buf) {
+		puts("Failed to map physical memory\n");
+		return 1;
+	}
+
+	if (strcmp(argv[0], "read") == 0)
+		ret = spi_flash_read(flash, offset, len, buf);
+	else
+		ret = spi_flash_write(flash, offset, len, buf);
+
+	unmap_physmem(buf, len);
+
+	if (ret) {
+		printf("SPI flash %s failed\n", argv[0]);
+		return 1;
+	}
+
+	return 0;
+
+usage:
+	printf("Usage: sf %s addr offset len\n", argv[0]);
+	return 1;
+}
+
+static int do_spi_flash_erase(int argc, char *argv[])
+{
+	unsigned long offset;
+	unsigned long len;
+	char *endp;
+	int ret;
+
+	if (argc < 3)
+		goto usage;
+
+	offset = simple_strtoul(argv[1], &endp, 16);
+	if (*argv[1] == 0 || *endp != 0)
+		goto usage;
+	len = simple_strtoul(argv[2], &endp, 16);
+	if (*argv[2] == 0 || *endp != 0)
+		goto usage;
+
+	ret = spi_flash_erase(flash, offset, len);
+	if (ret) {
+		printf("SPI flash %s failed\n", argv[0]);
+		return 1;
+	}
+
+	return 0;
+
+usage:
+	puts("Usage: sf erase offset len\n");
+	return 1;
+}
+
+static int do_spi_flash(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
+{
+	const char *cmd;
+
+	/* need at least two arguments */
+	if (argc < 2)
+		goto usage;
+
+	cmd = argv[1];
+
+	if (strcmp(cmd, "probe") == 0)
+		return do_spi_flash_probe(argc - 1, argv + 1);
+
+	/* The remaining commands require a selected device */
+	if (!flash) {
+		puts("No SPI flash selected. Please run `sf probe'\n");
+		return 1;
+	}
+
+	if (strcmp(cmd, "read") == 0 || strcmp(cmd, "write") == 0)
+		return do_spi_flash_read_write(argc - 1, argv + 1);
+	if (strcmp(cmd, "erase") == 0)
+		return do_spi_flash_erase(argc - 1, argv + 1);
+
+usage:
+	printf("Usage:\n%s\n", cmdtp->usage);
+	return 1;
+}
+
+U_BOOT_CMD(
+	sf,	5,	1,	do_spi_flash,
+	"sf	- SPI flash sub-system\n",
+	"probe [bus:]cs [hz] [mode]	- init flash device on given SPI bus\n"
+	"				  and chip select\n"
+	"sf read addr offset len 	- read `len' bytes starting at\n"
+	"				  `offset' to memory at `addr'\n"
+	"sf write addr offset len	- write `len' bytes from memory\n"
+	"				  at `addr' to flash at `offset'\n"
+	"sf erase offset len		- erase `len' bytes from `offset'\n");
diff --git a/common/cmd_spi.c b/common/cmd_spi.c
index 7604422..40ee7e7 100644
--- a/common/cmd_spi.c
+++ b/common/cmd_spi.c
@@ -37,20 +37,20 @@
 #   define MAX_SPI_BYTES 32	/* Maximum number of bytes we can handle */
 #endif
 
-/*
- * External table of chip select functions (see the appropriate board
- * support for the actual definition of the table).
- */
-extern spi_chipsel_type spi_chipsel[];
-extern int spi_chipsel_cnt;
+#ifndef CONFIG_DEFAULT_SPI_BUS
+#   define CONFIG_DEFAULT_SPI_BUS	0
+#endif
+#ifndef CONFIG_DEFAULT_SPI_MODE
+#   define CONFIG_DEFAULT_SPI_MODE	SPI_MODE_0
+#endif
 
 /*
  * Values from last command.
  */
-static int   device;
-static int   bitlen;
-static uchar dout[MAX_SPI_BYTES];
-static uchar din[MAX_SPI_BYTES];
+static unsigned int	device;
+static int   		bitlen;
+static uchar 		dout[MAX_SPI_BYTES];
+static uchar 		din[MAX_SPI_BYTES];
 
 /*
  * SPI read/write
@@ -65,6 +65,7 @@ static uchar din[MAX_SPI_BYTES];
 
 int do_spi (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 {
+	struct spi_slave *slave;
 	char  *cp = 0;
 	uchar tmp;
 	int   j;
@@ -101,19 +102,24 @@ int do_spi (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 		}
 	}
 
-	if ((device < 0) || (device >=  spi_chipsel_cnt)) {
-		printf("Invalid device %d, giving up.\n", device);
-		return 1;
-	}
 	if ((bitlen < 0) || (bitlen >  (MAX_SPI_BYTES * 8))) {
 		printf("Invalid bitlen %d, giving up.\n", bitlen);
 		return 1;
 	}
 
-	debug ("spi_chipsel[%d] = %08X\n",
-		device, (uint)spi_chipsel[device]);
+	/* FIXME: Make these parameters run-time configurable */
+	slave = spi_setup_slave(CONFIG_DEFAULT_SPI_BUS, device, 1000000,
+			CONFIG_DEFAULT_SPI_MODE);
+	if (!slave) {
+		printf("Invalid device %d, giving up.\n", device);
+		return 1;
+	}
+
+	debug ("spi chipsel = %08X\n", device);
 
-	if(spi_xfer(spi_chipsel[device], bitlen, dout, din) != 0) {
+	spi_claim_bus(slave);
+	if(spi_xfer(slave, bitlen, dout, din,
+				SPI_XFER_BEGIN | SPI_XFER_END) != 0) {
 		printf("Error with the SPI transaction.\n");
 		rcode = 1;
 	} else {
@@ -123,6 +129,8 @@ int do_spi (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 		}
 		printf("\n");
 	}
+	spi_release_bus(slave);
+	spi_free_slave(slave);
 
 	return rcode;
 }
diff --git a/common/cmd_usb.c b/common/cmd_usb.c
index 23413b5..9be86b8 100644
--- a/common/cmd_usb.c
+++ b/common/cmd_usb.c
@@ -475,7 +475,7 @@ int do_usb (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 #ifdef CONFIG_USB_STORAGE
 		/* try to recognize storage devices immediately */
 		if (i >= 0)
-	 		usb_stor_curr_dev = usb_stor_scan(1);
+			usb_stor_curr_dev = usb_stor_scan(1);
 #endif
 		return 0;
 	}
diff --git a/common/cmd_vfd.c b/common/cmd_vfd.c
index 29c349d..104c310 100644
--- a/common/cmd_vfd.c
+++ b/common/cmd_vfd.c
@@ -66,10 +66,10 @@ int do_vfd (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 }
 
 U_BOOT_CMD(
- 	vfd,	2,	0,	do_vfd,
- 	"vfd     - load a bitmap to the VFDs on TRAB\n",
- 	"/N\n"
- 	"    - load bitmap N to the VFDs (N is _decimal_ !!!)\n"
+	vfd,	2,	0,	do_vfd,
+	"vfd     - load a bitmap to the VFDs on TRAB\n",
+	"/N\n"
+	"    - load bitmap N to the VFDs (N is _decimal_ !!!)\n"
 	"vfd ADDR\n"
 	"    - load bitmap at address ADDR\n"
 );
diff --git a/common/command.c b/common/command.c
index af2f8cb..861796d 100644
--- a/common/command.c
+++ b/common/command.c
@@ -38,7 +38,7 @@ do_version (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 
 U_BOOT_CMD(
 	version,	1,		1,	do_version,
- 	"version - print monitor version\n",
+	"version - print monitor version\n",
 	NULL
 );
 
@@ -71,8 +71,8 @@ do_echo (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 
 U_BOOT_CMD(
 	echo,	CFG_MAXARGS,	1,	do_echo,
- 	"echo    - echo args to console\n",
- 	"[args..]\n"
+	"echo    - echo args to console\n",
+	"[args..]\n"
 	"    - echo args to console; \\c suppresses newline\n"
 );
 
@@ -196,17 +196,15 @@ do_test (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 
 	expr = !expr;
 
-#if 0
-	printf(": returns %d\n", expr);
-#endif
+	debug (": returns %d\n", expr);
 
 	return expr;
 }
 
 U_BOOT_CMD(
 	test,	CFG_MAXARGS,	1,	do_test,
- 	"test    - minimal test like /bin/sh\n",
- 	"[args..]\n"
+	"test    - minimal test like /bin/sh\n",
+	"[args..]\n"
 	"    - test functionality\n"
 );
 
@@ -224,7 +222,7 @@ do_exit (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 
 U_BOOT_CMD(
 	exit,	2,	1,	do_exit,
- 	"exit    - exit script\n",
+	"exit    - exit script\n",
 	"    - exit functionality\n"
 );
 
@@ -317,12 +315,12 @@ int do_help (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
 
 U_BOOT_CMD(
 	help,	CFG_MAXARGS,	1,	do_help,
- 	"help    - print online help\n",
- 	"[command ...]\n"
- 	"    - show help information (for 'command')\n"
- 	"'help' prints online help for the monitor commands.\n\n"
- 	"Without arguments, it prints a short usage message for all commands.\n\n"
- 	"To get detailed help information for specific commands you can type\n"
+	"help    - print online help\n",
+	"[command ...]\n"
+	"    - show help information (for 'command')\n"
+	"'help' prints online help for the monitor commands.\n\n"
+	"Without arguments, it prints a short usage message for all commands.\n\n"
+	"To get detailed help information for specific commands you can type\n"
   "'help' with one or more command names as arguments.\n"
 );
 
@@ -330,13 +328,13 @@ U_BOOT_CMD(
 #ifdef  CFG_LONGHELP
 cmd_tbl_t __u_boot_cmd_question_mark Struct_Section = {
 	"?",	CFG_MAXARGS,	1,	do_help,
- 	"?       - alias for 'help'\n",
+	"?       - alias for 'help'\n",
 	NULL
 };
 #else
 cmd_tbl_t __u_boot_cmd_question_mark Struct_Section = {
 	"?",	CFG_MAXARGS,	1,	do_help,
- 	"?       - alias for 'help'\n"
+	"?       - alias for 'help'\n"
 };
 #endif /* CFG_LONGHELP */
 
@@ -498,7 +496,7 @@ static int make_argv(char *s, int argvsz, char *argv[])
 		while ((*s == ' ') || (*s == '\t'))
 			++s;
 
-		if (*s == '\0') 	/* end of s, no more args	*/
+		if (*s == '\0')	/* end of s, no more args	*/
 			break;
 
 		argv[argc++] = s;	/* begin of argument string	*/
diff --git a/common/console.c b/common/console.c
index d8a0cb6..1b095b1 100644
--- a/common/console.c
+++ b/common/console.c
@@ -415,7 +415,7 @@ int console_init_r (void)
 	stdoutname = getenv ("stdout");
 	stderrname = getenv ("stderr");
 
-	if (OVERWRITE_CONSOLE == 0) { 	/* if not overwritten by config switch */
+	if (OVERWRITE_CONSOLE == 0) {	/* if not overwritten by config switch */
 		inputdev  = search_device (DEV_FLAGS_INPUT,  stdinname);
 		outputdev = search_device (DEV_FLAGS_OUTPUT, stdoutname);
 		errdev    = search_device (DEV_FLAGS_OUTPUT, stderrname);
diff --git a/common/dlmalloc.c b/common/dlmalloc.c
index 20c2069..c51351e 100644
--- a/common/dlmalloc.c
+++ b/common/dlmalloc.c
@@ -1,3 +1,5 @@
+#include <common.h>
+
 #if 0	/* Moved to malloc.h */
 /* ---------- To make a malloc.h, start cutting here ------------ */
 
@@ -947,7 +949,6 @@ void malloc_stats();
 #endif	/* 0 */
 
 #endif	/* 0 */			/* Moved to malloc.h */
-#include <common.h>
 
 DECLARE_GLOBAL_DATA_PTR;
 
diff --git a/common/env_common.c b/common/env_common.c
index a494812..e6df9a5 100644
--- a/common/env_common.c
+++ b/common/env_common.c
@@ -134,7 +134,8 @@ uchar default_environment[] = {
 	"\0"
 };
 
-#if defined(CFG_ENV_IS_IN_NAND)		/* Environment is in Nand Flash */
+#if defined(CFG_ENV_IS_IN_NAND)		/* Environment is in Nand Flash */ \
+	|| defined(CFG_ENV_IS_IN_SPI_FLASH)
 int default_environment_size = sizeof(default_environment);
 #endif
 
diff --git a/common/env_dataflash.c b/common/env_dataflash.c
index 8a94432..2945364 100644
--- a/common/env_dataflash.c
+++ b/common/env_dataflash.c
@@ -98,7 +98,7 @@ int env_init(void)
 		}
 	}
 
- 	return (0);
+	return (0);
 }
 
 #endif /* CFG_ENV_IS_IN_DATAFLASH */
diff --git a/common/env_nand.c b/common/env_nand.c
index 49742f5..3a98d2b 100644
--- a/common/env_nand.c
+++ b/common/env_nand.c
@@ -57,9 +57,6 @@ int nand_legacy_rw (struct nand_chip* nand, int cmd,
 	    size_t start, size_t len,
 	    size_t * retlen, u_char * buf);
 
-/* info for NAND chips, defined in drivers/mtd/nand/nand.c */
-extern nand_info_t nand_info[];
-
 /* references to names in env_common.c */
 extern uchar default_environment[];
 extern int default_environment_size;
@@ -273,7 +270,7 @@ void env_relocate_spec (void)
 
 	total = CFG_ENV_SIZE;
 	ret = nand_read(&nand_info[0], CFG_ENV_OFFSET, &total, (u_char*)env_ptr);
-  	if (ret || total != CFG_ENV_SIZE)
+	if (ret || total != CFG_ENV_SIZE)
 		return use_default();
 
 	if (crc32(0, env_ptr->data, ENV_SIZE) != env_ptr->crc)
diff --git a/common/env_sf.c b/common/env_sf.c
new file mode 100644
index 0000000..d641a9a
--- /dev/null
+++ b/common/env_sf.c
@@ -0,0 +1,131 @@
+/*
+ * (C) Copyright 2000-2002
+ * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+ *
+ * (C) Copyright 2001 Sysgo Real-Time Solutions, GmbH <www.elinos.com>
+ * Andreas Heppel <aheppel@sysgo.de>
+ *
+ * (C) Copyright 2008 Atmel Corporation
+ *
+ * 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
+ */
+#include <common.h>
+
+#ifdef CFG_ENV_IS_IN_SPI_FLASH
+
+#include <environment.h>
+#include <spi_flash.h>
+
+#ifndef CFG_ENV_SPI_BUS
+# define CFG_ENV_SPI_BUS	0
+#endif
+#ifndef CFG_ENV_SPI_CS
+# define CFG_ENV_SPI_CS		0
+#endif
+#ifndef CFG_ENV_SPI_MAX_HZ
+# define CFG_ENV_SPI_MAX_HZ	1000000
+#endif
+#ifndef CFG_ENV_SPI_MODE
+# define CFG_ENV_SPI_MODE	SPI_MODE_3
+#endif
+
+DECLARE_GLOBAL_DATA_PTR;
+
+/* references to names in env_common.c */
+extern uchar default_environment[];
+extern int default_environment_size;
+
+char * env_name_spec = "SPI Flash";
+env_t *env_ptr;
+
+static struct spi_flash *env_flash;
+
+uchar env_get_char_spec(int index)
+{
+	return *((uchar *)(gd->env_addr + index));
+}
+
+int saveenv(void)
+{
+	if (!env_flash) {
+		puts("Environment SPI flash not initialized\n");
+		return 1;
+	}
+
+	puts("Erasing SPI flash...");
+	if (spi_flash_erase(env_flash, CFG_ENV_OFFSET, CFG_ENV_SIZE))
+		return 1;
+
+	puts("Writing to SPI flash...");
+	if (spi_flash_write(env_flash, CFG_ENV_OFFSET, CFG_ENV_SIZE, env_ptr))
+		return 1;
+
+	puts("done\n");
+	return 0;
+}
+
+void env_relocate_spec(void)
+{
+	int ret;
+
+	env_flash = spi_flash_probe(CFG_ENV_SPI_BUS, CFG_ENV_SPI_CS,
+			CFG_ENV_SPI_MAX_HZ, CFG_ENV_SPI_MODE);
+	if (!env_flash)
+		goto err_probe;
+
+	ret = spi_flash_read(env_flash, CFG_ENV_OFFSET, CFG_ENV_SIZE, env_ptr);
+	if (ret)
+		goto err_read;
+
+	if (crc32(0, env_ptr->data, ENV_SIZE) != env_ptr->crc)
+		goto err_crc;
+
+	gd->env_valid = 1;
+
+	return;
+
+err_read:
+	spi_flash_free(env_flash);
+	env_flash = NULL;
+err_probe:
+err_crc:
+	puts("*** Warning - bad CRC, using default environment\n\n");
+
+	if (default_environment_size > CFG_ENV_SIZE) {
+		gd->env_valid = 0;
+		puts("*** Error - default environment is too large\n\n");
+		return;
+	}
+
+	memset(env_ptr, 0, sizeof(env_t));
+	memcpy(env_ptr->data, default_environment, default_environment_size);
+	env_ptr->crc = crc32(0, env_ptr->data, ENV_SIZE);
+	gd->env_valid = 1;
+}
+
+int env_init(void)
+{
+	/* SPI flash isn't usable before relocation */
+	gd->env_addr = (ulong)&default_environment[0];
+	gd->env_valid = 1;
+
+	return 0;
+}
+
+#endif /* CFG_ENV_IS_IN_SPI_FLASH */
diff --git a/common/hush.c b/common/hush.c
index 582635c..b43f618 100644
--- a/common/hush.c
+++ b/common/hush.c
@@ -1,4 +1,3 @@
-/* vi: set sw=4 ts=4: */
 /*
  * sh.c -- a prototype Bourne shell grammar parser
  *      Intended to follow the original Thompson and Ritchie
diff --git a/common/image.c b/common/image.c
index 67e594d..9188024 100644
--- a/common/image.c
+++ b/common/image.c
@@ -35,6 +35,10 @@
 #include <dataflash.h>
 #endif
 
+#ifdef CONFIG_LOGBUFFER
+#include <logbuff.h>
+#endif
+
 #if defined(CONFIG_TIMESTAMP) || defined(CONFIG_CMD_DATE)
 #include <rtc.h>
 #endif
@@ -1013,6 +1017,12 @@ int boot_ramdisk_high (struct lmb *lmb, ulong rd_data, ulong rd_len,
 		initrd_high = ~0;
 	}
 
+
+#ifdef CONFIG_LOGBUFFER
+	/* Prevent initrd from overwriting logbuffer */
+	lmb_reserve(lmb, logbuffer_base() - LOGBUFF_OVERHEAD, LOGBUFF_RESERVE);
+#endif
+
 	debug ("## initrd_high = 0x%08lx, copy_to_ram = %d\n",
 			initrd_high, initrd_copy_to_ram);
 
diff --git a/common/lcd.c b/common/lcd.c
index 914dc2e..ebf377a 100644
--- a/common/lcd.c
+++ b/common/lcd.c
@@ -50,6 +50,11 @@
 #include <lcdvideo.h>
 #endif
 
+#if defined(CONFIG_ATMEL_LCD)
+#include <atmel_lcdc.h>
+#include <nand.h>
+#endif
+
 #ifdef CONFIG_LCD
 
 /************************************************************************/
@@ -474,14 +479,22 @@ ulong lcd_setmem (ulong addr)
 
 static void lcd_setfgcolor (int color)
 {
+#ifdef CONFIG_ATMEL_LCD
+	lcd_color_fg = color;
+#else
 	lcd_color_fg = color & 0x0F;
+#endif
 }
 
 /*----------------------------------------------------------------------*/
 
 static void lcd_setbgcolor (int color)
 {
+#ifdef CONFIG_ATMEL_LCD
+	lcd_color_bg = color;
+#else
 	lcd_color_bg = color & 0x0F;
+#endif
 }
 
 /*----------------------------------------------------------------------*/
@@ -508,7 +521,11 @@ static int lcd_getbgcolor (void)
 #ifdef CONFIG_LCD_LOGO
 void bitmap_plot (int x, int y)
 {
+#ifdef CONFIG_ATMEL_LCD
+	uint *cmap;
+#else
 	ushort *cmap;
+#endif
 	ushort i, j;
 	uchar *bmap;
 	uchar *fb;
@@ -533,6 +550,8 @@ void bitmap_plot (int x, int y)
 		cmap = (ushort *)fbi->palette;
 #elif defined(CONFIG_MPC823)
 		cmap = (ushort *)&(cp->lcd_cmap[BMP_LOGO_OFFSET*sizeof(ushort)]);
+#elif defined(CONFIG_ATMEL_LCD)
+		cmap = (uint *) (panel_info.mmio + ATMEL_LCDC_LUT(0));
 #endif
 
 		WATCHDOG_RESET();
@@ -540,11 +559,26 @@ void bitmap_plot (int x, int y)
 		/* Set color map */
 		for (i=0; i<(sizeof(bmp_logo_palette)/(sizeof(ushort))); ++i) {
 			ushort colreg = bmp_logo_palette[i];
+#ifdef CONFIG_ATMEL_LCD
+			uint lut_entry;
+#ifdef CONFIG_ATMEL_LCD_BGR555
+			lut_entry = ((colreg & 0x000F) << 11) |
+				    ((colreg & 0x00F0) <<  2) |
+				    ((colreg & 0x0F00) >>  7);
+#else /* CONFIG_ATMEL_LCD_RGB565 */
+			lut_entry = ((colreg & 0x000F) << 1) |
+				    ((colreg & 0x00F0) << 3) |
+				    ((colreg & 0x0F00) << 4);
+#endif
+			*(cmap + BMP_LOGO_OFFSET) = lut_entry;
+			cmap++;
+#else /* !CONFIG_ATMEL_LCD */
 #ifdef  CFG_INVERT_COLORS
 			*cmap++ = 0xffff - colreg;
 #else
 			*cmap++ = colreg;
 #endif
+#endif /* CONFIG_ATMEL_LCD */
 		}
 
 		WATCHDOG_RESET();
@@ -578,7 +612,9 @@ void bitmap_plot (int x, int y)
  */
 int lcd_display_bitmap(ulong bmp_image, int x, int y)
 {
-#if !defined(CONFIG_MCC200)
+#ifdef CONFIG_ATMEL_LCD
+	uint *cmap;
+#elif !defined(CONFIG_MCC200)
 	ushort *cmap;
 #endif
 	ushort i, j;
@@ -633,6 +669,8 @@ int lcd_display_bitmap(ulong bmp_image, int x, int y)
 		cmap = (ushort *)fbi->palette;
 #elif defined(CONFIG_MPC823)
 		cmap = (ushort *)&(cp->lcd_cmap[255*sizeof(ushort)]);
+#elif defined(CONFIG_ATMEL_LCD)
+		cmap = (uint *) (panel_info.mmio + ATMEL_LCDC_LUT(0));
 #else
 # error "Don't know location of color map"
 #endif
@@ -708,6 +746,10 @@ static void *lcd_logo (void)
 #ifdef CONFIG_LCD_INFO
 	char info[80];
 	char temp[32];
+#ifdef CONFIG_ATMEL_LCD
+	int i;
+	ulong dram_size, nand_size;
+#endif
 #endif /* CONFIG_LCD_INFO */
 
 #ifdef CONFIG_SPLASH_SCREEN
@@ -765,6 +807,40 @@ static void *lcd_logo (void)
 # endif /* CONFIG_LCD_INFO */
 #endif /* CONFIG_MPC823 */
 
+#ifdef CONFIG_ATMEL_LCD
+# ifdef CONFIG_LCD_INFO
+	sprintf (info, "%s", U_BOOT_VERSION);
+	lcd_drawchars (LCD_INFO_X, LCD_INFO_Y, (uchar *)info, strlen(info));
+
+	sprintf (info, "(C) 2008 ATMEL Corp");
+	lcd_drawchars (LCD_INFO_X, LCD_INFO_Y + VIDEO_FONT_HEIGHT,
+					(uchar *)info, strlen(info));
+
+	sprintf (info, "at91support@atmel.com");
+	lcd_drawchars (LCD_INFO_X, LCD_INFO_Y + VIDEO_FONT_HEIGHT * 2,
+					(uchar *)info, strlen(info));
+
+	sprintf (info, "%s CPU at %s MHz",
+		AT91_CPU_NAME,
+		strmhz(temp, AT91_MAIN_CLOCK));
+	lcd_drawchars (LCD_INFO_X, LCD_INFO_Y + VIDEO_FONT_HEIGHT * 3,
+					(uchar *)info, strlen(info));
+
+	dram_size = 0;
+	for (i = 0; i < CONFIG_NR_DRAM_BANKS; i++)
+		dram_size += gd->bd->bi_dram[i].size;
+	nand_size = 0;
+	for (i = 0; i < CFG_MAX_NAND_DEVICE; i++)
+		nand_size += nand_info[i].size;
+	sprintf (info, "  %ld MB SDRAM, %ld MB NAND",
+		dram_size >> 20,
+		nand_size >> 20 );
+	lcd_drawchars (LCD_INFO_X, LCD_INFO_Y + VIDEO_FONT_HEIGHT * 4,
+					(uchar *)info, strlen(info));
+# endif /* CONFIG_LCD_INFO */
+#endif /* CONFIG_ATMEL_LCD */
+
+
 #if defined(CONFIG_LCD_LOGO) && !defined(CONFIG_LCD_INFO_BELOW_LOGO)
 	return ((void *)((ulong)lcd_base + BMP_LOGO_HEIGHT * lcd_line_length));
 #else
diff --git a/common/lists.c b/common/lists.c
index 3f117b5..0dc090a 100644
--- a/common/lists.c
+++ b/common/lists.c
@@ -2,8 +2,8 @@
 #include <malloc.h>
 #include <lists.h>
 
-#define MAX(a,b) 	(((a)>(b)) ? (a) : (b))
-#define MIN(a,b) 	(((a)<(b)) ? (a) : (b))
+#define MAX(a,b)	(((a)>(b)) ? (a) : (b))
+#define MIN(a,b)	(((a)<(b)) ? (a) : (b))
 #define CAT4CHARS(a,b,c,d)	((a<<24) | (b<<16) | (c<<8) | d)
 
 /* increase list size by 10% every time it is full */
diff --git a/common/main.c b/common/main.c
index a17b60b..046da6f 100644
--- a/common/main.c
+++ b/common/main.c
@@ -940,12 +940,6 @@ int readline_into_buffer (const char *const prompt, char * buffer)
 	int rc;
 	static int initted = 0;
 
-	if (!initted) {
-		hist_init();
-		initted = 1;
-	}
-
-
 	/*
 	 * History uses a global array which is not
 	 * writable until after relocation to RAM.
diff --git a/common/soft_i2c.c b/common/soft_i2c.c
index c5d7e20..5ef7f30 100644
--- a/common/soft_i2c.c
+++ b/common/soft_i2c.c
@@ -252,6 +252,7 @@ static uchar read_byte(int ack)
 	 * Read 8 bits, MSB first.
 	 */
 	I2C_TRISTATE;
+	I2C_SDA(1);
 	data = 0;
 	for(j = 0; j < 8; j++) {
 		I2C_SCL(0);
diff --git a/common/soft_spi.c b/common/soft_spi.c
index e425061..c131650 100644
--- a/common/soft_spi.c
+++ b/common/soft_spi.c
@@ -29,6 +29,8 @@
 
 #if defined(CONFIG_SOFT_SPI)
 
+#include <malloc.h>
+
 /*-----------------------------------------------------------------------
  * Definitions
  */
@@ -39,6 +41,15 @@
 #define PRINTD(fmt,args...)
 #endif
 
+struct soft_spi_slave {
+	struct spi_slave slave;
+	unsigned int mode;
+};
+
+static inline struct soft_spi_slave *to_soft_spi(struct spi_slave *slave)
+{
+	return container_of(slave, struct soft_spi_slave, slave);
+}
 
 /*=====================================================================*/
 /*                         Public Functions                            */
@@ -56,6 +67,57 @@ void spi_init (void)
 #endif
 }
 
+struct spi_slave *spi_setup_slave(unsigned int bus, unsigned int cs,
+		unsigned int max_hz, unsigned int mode)
+{
+	struct soft_spi_slave *ss;
+
+	if (!spi_cs_is_valid(bus, cs))
+		return NULL;
+
+	ss = malloc(sizeof(struct soft_spi_slave));
+	if (!ss)
+		return NULL;
+
+	ss->slave.bus = bus;
+	ss->slave.cs = cs;
+	ss->mode = mode;
+
+	/* TODO: Use max_hz to limit the SCK rate */
+
+	return &ss->slave;
+}
+
+void spi_free_slave(struct spi_slave *slave)
+{
+	struct soft_spi_slave *ss = to_soft_spi(slave);
+
+	free(ss);
+}
+
+int spi_claim_bus(struct spi_slave *slave)
+{
+#ifdef CFG_IMMR
+	volatile immap_t *immr = (immap_t *)CFG_IMMR;
+#endif
+	struct soft_spi_slave *ss = to_soft_spi(slave);
+
+	/*
+	 * Make sure the SPI clock is in idle state as defined for
+	 * this slave.
+	 */
+	if (ss->mode & SPI_CPOL)
+		SPI_SCL(1);
+	else
+		SPI_SCL(0);
+
+	return 0;
+}
+
+void spi_release_bus(struct spi_slave *slave)
+{
+	/* Nothing to do */
+}
 
 /*-----------------------------------------------------------------------
  * SPI transfer
@@ -68,50 +130,54 @@ void spi_init (void)
  * and "din" can point to the same memory location, in which case the
  * input data overwrites the output data (since both are buffered by
  * temporary variables, this is OK).
- *
- * If the chipsel() function is not NULL, it is called with a parameter
- * of '1' (chip select active) at the start of the transfer and again with
- * a parameter of '0' at the end of the transfer.
- *
- * If the chipsel() function _is_ NULL, it the responsibility of the
- * caller to make the appropriate chip select active before calling
- * spi_xfer() and making it inactive after spi_xfer() returns.
  */
-int  spi_xfer(spi_chipsel_type chipsel, int bitlen, uchar *dout, uchar *din)
+int  spi_xfer(struct spi_slave *slave, unsigned int bitlen,
+		const void *dout, void *din, unsigned long flags)
 {
 #ifdef CFG_IMMR
 	volatile immap_t *immr = (immap_t *)CFG_IMMR;
 #endif
-	uchar tmpdin  = 0;
-	uchar tmpdout = 0;
-	int   j;
+	struct soft_spi_slave *ss = to_soft_spi(slave);
+	uchar		tmpdin  = 0;
+	uchar		tmpdout = 0;
+	const u8	*txd = dout;
+	u8		*rxd = din;
+	int		cpol = ss->mode & SPI_CPOL;
+	int		cpha = ss->mode & SPI_CPHA;
+	unsigned int	j;
 
-	PRINTD("spi_xfer: chipsel %08X dout %08X din %08X bitlen %d\n",
-		(int)chipsel, *(uint *)dout, *(uint *)din, bitlen);
+	PRINTD("spi_xfer: slave %u:%u dout %08X din %08X bitlen %u\n",
+		slave->bus, slave->cs, *(uint *)txd, *(uint *)rxd, bitlen);
 
-	if(chipsel != NULL) {
-		(*chipsel)(1);	/* select the target chip */
-	}
+	if (flags & SPI_XFER_BEGIN)
+		spi_cs_activate(slave);
 
 	for(j = 0; j < bitlen; j++) {
 		/*
 		 * Check if it is time to work on a new byte.
 		 */
 		if((j % 8) == 0) {
-			tmpdout = *dout++;
+			tmpdout = *txd++;
 			if(j != 0) {
-				*din++ = tmpdin;
+				*rxd++ = tmpdin;
 			}
 			tmpdin  = 0;
 		}
-		SPI_SCL(0);
+
+		if (!cpha)
+			SPI_SCL(!cpol);
 		SPI_SDA(tmpdout & 0x80);
 		SPI_DELAY;
-		SPI_SCL(1);
+		if (cpha)
+			SPI_SCL(!cpol);
+		else
+			SPI_SCL(cpol);
+		tmpdin	<<= 1;
+		tmpdin	|= SPI_READ;
+		tmpdout	<<= 1;
 		SPI_DELAY;
-		tmpdin  <<= 1;
-		tmpdin   |= SPI_READ;
-		tmpdout <<= 1;
+		if (cpha)
+			SPI_SCL(cpol);
 	}
 	/*
 	 * If the number of bits isn't a multiple of 8, shift the last
@@ -120,14 +186,10 @@ int  spi_xfer(spi_chipsel_type chipsel, int bitlen, uchar *dout, uchar *din)
 	 */
 	if((bitlen % 8) != 0)
 		tmpdin <<= 8 - (bitlen % 8);
-	*din++ = tmpdin;
-
-	SPI_SCL(0);		/* SPI wants the clock left low for idle */
+	*rxd++ = tmpdin;
 
-	if(chipsel != NULL) {
-		(*chipsel)(0);	/* deselect the target chip */
-
-	}
+	if (flags & SPI_XFER_END)
+		spi_cs_deactivate(slave);
 
 	return(0);
 }
diff --git a/common/usb.c b/common/usb.c
index 4df01ea..a0107dc 100644
--- a/common/usb.c
+++ b/common/usb.c
@@ -48,6 +48,7 @@
 #include <command.h>
 #include <asm/processor.h>
 #include <linux/ctype.h>
+#include <asm/byteorder.h>
 
 #if defined(CONFIG_CMD_USB)
 
@@ -177,10 +178,10 @@ int usb_control_msg(struct usb_device *dev, unsigned int pipe,
 	/* set setup command */
 	setup_packet.requesttype = requesttype;
 	setup_packet.request = request;
-	setup_packet.value = swap_16(value);
-	setup_packet.index = swap_16(index);
-	setup_packet.length = swap_16(size);
- 	USB_PRINTF("usb_control_msg: request: 0x%X, requesttype: 0x%X\nvalue 0x%X index 0x%X length 0x%X\n",
+	setup_packet.value = cpu_to_le16(value);
+	setup_packet.index = cpu_to_le16(index);
+	setup_packet.length = cpu_to_le16(size);
+	USB_PRINTF("usb_control_msg: request: 0x%X, requesttype: 0x%X, value 0x%X index 0x%X length 0x%X\n",
 		request,requesttype,value,index,size);
 	dev->status=USB_ST_NOT_PROC; /*not yet processed */
 
@@ -300,7 +301,7 @@ int usb_parse_config(struct usb_device *dev, unsigned char *buffer, int cfgno)
 		return -1;
 	}
 	memcpy(&dev->config, buffer, buffer[0]);
-	dev->config.wTotalLength = swap_16(dev->config.wTotalLength);
+	le16_to_cpus(&(dev->config.wTotalLength));
 	dev->config.no_of_if = 0;
 
 	index = dev->config.bLength;
@@ -329,8 +330,7 @@ int usb_parse_config(struct usb_device *dev, unsigned char *buffer, int cfgno)
 				dev->config.if_desc[ifno].no_of_ep++; /* found an endpoint */
 				memcpy(&dev->config.if_desc[ifno].ep_desc[epno],
 					&buffer[index], buffer[index]);
-				dev->config.if_desc[ifno].ep_desc[epno].wMaxPacketSize =
-					swap_16(dev->config.if_desc[ifno].ep_desc[epno].wMaxPacketSize);
+				le16_to_cpus(&(dev->config.if_desc[ifno].ep_desc[epno].wMaxPacketSize));
 				USB_PRINTF("if %d, ep %d\n", ifno, epno);
 				break;
 			default:
@@ -387,7 +387,7 @@ int usb_clear_halt(struct usb_device *dev, int pipe)
 int usb_get_descriptor(struct usb_device *dev, unsigned char type, unsigned char index, void *buf, int size)
 {
 	int res;
- 	res = usb_control_msg(dev, usb_rcvctrlpipe(dev, 0),
+	res = usb_control_msg(dev, usb_rcvctrlpipe(dev, 0),
 			USB_REQ_GET_DESCRIPTOR, USB_DIR_IN,
 			(type << 8) + index, 0,
 			buf, size, USB_CNTL_TIMEOUT);
@@ -399,7 +399,7 @@ int usb_get_descriptor(struct usb_device *dev, unsigned char type, unsigned char
  */
 int usb_get_configuration_no(struct usb_device *dev,unsigned char *buffer,int cfgno)
 {
- 	int result;
+	int result;
 	unsigned int tmp;
 	struct usb_config_descriptor *config;
 
@@ -413,7 +413,7 @@ int usb_get_configuration_no(struct usb_device *dev,unsigned char *buffer,int cf
 			printf("config descriptor too short (expected %i, got %i)\n",8,result);
 		return -1;
 	}
-	tmp=swap_16(config->wTotalLength);
+	tmp = le16_to_cpu(config->wTotalLength);
 
 	if (tmp > USB_BUFSIZ) {
 		USB_PRINTF("usb_get_configuration_no: failed to get descriptor - too long: %d\n",
@@ -816,10 +816,10 @@ int usb_new_device(struct usb_device *dev)
 		return 1;
 	}
 	/* correct le values */
-	dev->descriptor.bcdUSB=swap_16(dev->descriptor.bcdUSB);
-	dev->descriptor.idVendor=swap_16(dev->descriptor.idVendor);
-	dev->descriptor.idProduct=swap_16(dev->descriptor.idProduct);
-	dev->descriptor.bcdDevice=swap_16(dev->descriptor.bcdDevice);
+	le16_to_cpus(&dev->descriptor.bcdUSB);
+	le16_to_cpus(&dev->descriptor.idVendor);
+	le16_to_cpus(&dev->descriptor.idProduct);
+	le16_to_cpus(&dev->descriptor.bcdDevice);
 	/* only support for one config for now */
 	usb_get_configuration_no(dev,&tmpbuf[0],0);
 	usb_parse_config(dev,&tmpbuf[0],0);
@@ -979,8 +979,8 @@ static int hub_port_reset(struct usb_device *dev, int port,
 			USB_HUB_PRINTF("get_port_status failed status %lX\n",dev->status);
 			return -1;
 		}
-		portstatus = swap_16(portsts.wPortStatus);
-		portchange = swap_16(portsts.wPortChange);
+		portstatus = le16_to_cpu(portsts.wPortStatus);
+		portchange = le16_to_cpu(portsts.wPortChange);
 		USB_HUB_PRINTF("portstatus %x, change %x, %s\n", portstatus ,portchange,
 			portstatus&(1<<USB_PORT_FEAT_LOWSPEED) ? "Low Speed" : "High Speed");
 		USB_HUB_PRINTF("STAT_C_CONNECTION = %d STAT_CONNECTION = %d  USB_PORT_STAT_ENABLE %d\n",
@@ -1024,8 +1024,8 @@ void usb_hub_port_connect_change(struct usb_device *dev, int port)
 		return;
 	}
 
-	portstatus = swap_16(portsts.wPortStatus);
-	portchange = swap_16(portsts.wPortChange);
+	portstatus = le16_to_cpu(portsts.wPortStatus);
+	portchange = le16_to_cpu(portsts.wPortChange);
 	USB_HUB_PRINTF("portstatus %x, change %x, %s\n", portstatus, portchange,
 		portstatus&(1<<USB_PORT_FEAT_LOWSPEED) ? "Low Speed" : "High Speed");
 
@@ -1088,7 +1088,7 @@ int usb_hub_configure(struct usb_device *dev)
 	/* silence compiler warning if USB_BUFSIZ is > 256 [= sizeof(char)] */
 	i = descriptor->bLength;
 	if (i > USB_BUFSIZ) {
-		USB_HUB_PRINTF("usb_hub_configure: failed to get hub descriptor - too long: %d\N",
+		USB_HUB_PRINTF("usb_hub_configure: failed to get hub descriptor - too long: %d\n",
 			descriptor->bLength);
 		return -1;
 	}
@@ -1099,7 +1099,7 @@ int usb_hub_configure(struct usb_device *dev)
 	}
 	memcpy((unsigned char *)&hub->desc,buffer,descriptor->bLength);
 	/* adjust 16bit values */
-	hub->desc.wHubCharacteristics=swap_16(descriptor->wHubCharacteristics);
+	hub->desc.wHubCharacteristics = le16_to_cpu(descriptor->wHubCharacteristics);
 	/* set the bitmap */
 	bitmap=(unsigned char *)&hub->desc.DeviceRemovable[0];
 	memset(bitmap,0xff,(USB_MAXCHILDREN+1+7)/8); /* devices not removable by default */
@@ -1161,11 +1161,11 @@ int usb_hub_configure(struct usb_device *dev)
 	}
 	hubsts = (struct usb_hub_status *)buffer;
 	USB_HUB_PRINTF("get_hub_status returned status %X, change %X\n",
-		swap_16(hubsts->wHubStatus),swap_16(hubsts->wHubChange));
+		le16_to_cpu(hubsts->wHubStatus),le16_to_cpu(hubsts->wHubChange));
 	USB_HUB_PRINTF("local power source is %s\n",
-		(swap_16(hubsts->wHubStatus) & HUB_STATUS_LOCAL_POWER) ? "lost (inactive)" : "good");
+		(le16_to_cpu(hubsts->wHubStatus) & HUB_STATUS_LOCAL_POWER) ? "lost (inactive)" : "good");
 	USB_HUB_PRINTF("%sover-current condition exists\n",
-		(swap_16(hubsts->wHubStatus) & HUB_STATUS_OVERCURRENT) ? "" : "no ");
+		(le16_to_cpu(hubsts->wHubStatus) & HUB_STATUS_OVERCURRENT) ? "" : "no ");
 	usb_hub_power_on(hub);
 	for (i = 0; i < dev->maxchild; i++) {
 		struct usb_port_status portsts;
@@ -1175,8 +1175,8 @@ int usb_hub_configure(struct usb_device *dev)
 			USB_HUB_PRINTF("get_port_status failed\n");
 			continue;
 		}
-		portstatus = swap_16(portsts.wPortStatus);
-		portchange = swap_16(portsts.wPortChange);
+		portstatus = le16_to_cpu(portsts.wPortStatus);
+		portchange = le16_to_cpu(portsts.wPortChange);
 		USB_HUB_PRINTF("Port %d Status %X Change %X\n",i+1,portstatus,portchange);
 		if (portchange & USB_PORT_STAT_C_CONNECTION) {
 			USB_HUB_PRINTF("port %d connection change\n", i + 1);
diff --git a/common/usb_kbd.c b/common/usb_kbd.c
index 1703b23..1e79208 100644
--- a/common/usb_kbd.c
+++ b/common/usb_kbd.c
@@ -26,6 +26,7 @@
  */
 #include <common.h>
 #include <devices.h>
+#include <asm/byteorder.h>
 
 #ifdef CONFIG_USB_KEYBOARD
 
@@ -238,7 +239,7 @@ static void usb_kbd_setled(struct usb_device *dev)
 		leds|=1;
 	usb_control_msg(dev, usb_sndctrlpipe(dev, 0),
 		USB_REQ_SET_REPORT, USB_TYPE_CLASS | USB_RECIP_INTERFACE,
- 		0x200, iface->bInterfaceNumber,(void *)&leds, 1, 0);
+		0x200, iface->bInterfaceNumber,(void *)&leds, 1, 0);
 
 }
 
@@ -251,7 +252,7 @@ static int usb_kbd_translate(unsigned char scancode,unsigned char modifier,int p
 
 	if(pressed==0) {
 		/* key released */
- 		repeat_delay=0;
+		repeat_delay=0;
 		return 0;
 	}
 	if(pressed==2) {
@@ -475,14 +476,14 @@ static int fetch_item(unsigned char *start,unsigned char *end, struct hid_item *
 					break;
 				case 2:
 					if ((end - start) >= 2) {
-						item->data.u16 = swap_16((unsigned short *)start);
+						item->data.u16 = le16_to_cpu((unsigned short *)start);
 						start+=2;
 						return item->size;
 					}
 				case 3:
 					item->size++;
 					if ((end - start) >= 4) {
-						item->data.u32 = swap_32((unsigned long *)start);
+						item->data.u32 = le32_to_cpu((unsigned long *)start);
 						start+=4;
 						return item->size;
 					}
@@ -705,15 +706,15 @@ static int usb_kbd_get_hid_desc(struct usb_device *dev)
 	}
 	index=head->bLength;
 	config=(struct usb_config_descriptor *)&buffer[0];
-	len=swap_16(config->wTotalLength);
+	len=le16_to_cpu(config->wTotalLength);
 	/* Ok the first entry must be a configuration entry, now process the others */
 	head=(struct usb_descriptor_header *)&buffer[index];
 	while(index+1 < len) {
 		if(head->bDescriptorType==USB_DT_HID) {
 			printf("HID desc found\n");
 			memcpy(&usb_kbd_hid_desc,&buffer[index],buffer[index]);
-			usb_kbd_hid_desc.bcdHID=swap_16(usb_kbd_hid_desc.bcdHID);
-			usb_kbd_hid_desc.wDescriptorLength=swap_16(usb_kbd_hid_desc.wDescriptorLength);
+			le16_to_cpus(&usb_kbd_hid_desc.bcdHID);
+			le16_to_cpus(&usb_kbd_hid_desc.wDescriptorLength);
 			usb_kbd_display_hid(&usb_kbd_hid_desc);
 			len=0;
 			break;
diff --git a/common/usb_storage.c b/common/usb_storage.c
index 7c08f95..3e113b4 100644
--- a/common/usb_storage.c
+++ b/common/usb_storage.c
@@ -52,6 +52,7 @@
 
 #include <common.h>
 #include <command.h>
+#include <asm/byteorder.h>
 #include <asm/processor.h>
 
 
@@ -474,9 +475,9 @@ int usb_stor_BBB_comdat(ccb *srb, struct us_data *us)
 	/* always OUT to the ep */
 	pipe = usb_sndbulkpipe(us->pusb_dev, us->ep_out);
 
-	cbw.dCBWSignature = swap_32(CBWSIGNATURE);
-	cbw.dCBWTag = swap_32(CBWTag++);
-	cbw.dCBWDataTransferLength = swap_32(srb->datalen);
+	cbw.dCBWSignature = cpu_to_le32(CBWSIGNATURE);
+	cbw.dCBWTag = cpu_to_le32(CBWTag++);
+	cbw.dCBWDataTransferLength = cpu_to_le32(srb->datalen);
 	cbw.bCBWFlags = (dir_in? CBWFLAGS_IN : CBWFLAGS_OUT);
 	cbw.bCBWLUN = srb->lun;
 	cbw.bCDBLength = srb->cmdlen;
@@ -692,14 +693,14 @@ int usb_stor_BBB_transport(ccb *srb, struct us_data *us)
 	printf("\n");
 #endif
 	/* misuse pipe to get the residue */
-	pipe = swap_32(csw.dCSWDataResidue);
+	pipe = le32_to_cpu(csw.dCSWDataResidue);
 	if (pipe == 0 && srb->datalen != 0 && srb->datalen - data_actlen != 0)
 		pipe = srb->datalen - data_actlen;
-	if (CSWSIGNATURE != swap_32(csw.dCSWSignature)) {
+	if (CSWSIGNATURE != le32_to_cpu(csw.dCSWSignature)) {
 		USB_STOR_PRINTF("!CSWSIGNATURE\n");
 		usb_stor_BBB_reset(us);
 		return USB_STOR_TRANSPORT_FAILED;
-	} else if ((CBWTag - 1) != swap_32(csw.dCSWTag)) {
+	} else if ((CBWTag - 1) != le32_to_cpu(csw.dCSWTag)) {
 		USB_STOR_PRINTF("!Tag\n");
 		usb_stor_BBB_reset(us);
 		return USB_STOR_TRANSPORT_FAILED;
@@ -1222,18 +1223,9 @@ int usb_stor_get_info(struct usb_device *dev,struct us_data *ss,block_dev_desc_t
 	if(cap[0]>(0x200000 * 10)) /* greater than 10 GByte */
 		cap[0]>>=16;
 #endif
-#ifdef LITTLEENDIAN
-	cap[0] = ((unsigned long)(
-		(((unsigned long)(cap[0]) & (unsigned long)0x000000ffUL) << 24) |
-		(((unsigned long)(cap[0]) & (unsigned long)0x0000ff00UL) <<  8) |
-		(((unsigned long)(cap[0]) & (unsigned long)0x00ff0000UL) >>  8) |
-		(((unsigned long)(cap[0]) & (unsigned long)0xff000000UL) >> 24) ));
-	cap[1] = ((unsigned long)(
-		(((unsigned long)(cap[1]) & (unsigned long)0x000000ffUL) << 24) |
-		(((unsigned long)(cap[1]) & (unsigned long)0x0000ff00UL) <<  8) |
-		(((unsigned long)(cap[1]) & (unsigned long)0x00ff0000UL) >>  8) |
-		(((unsigned long)(cap[1]) & (unsigned long)0xff000000UL) >> 24) ));
-#endif
+	cap[0] = cpu_to_be32(cap[0]);
+	cap[1] = cpu_to_be32(cap[1]);
+
 	/* this assumes bigendian! */
 	cap[0] += 1;
 	capacity = &cap[0];
diff --git a/common/virtex2.c b/common/virtex2.c
index 1283ff6..665a503 100644
--- a/common/virtex2.c
+++ b/common/virtex2.c
@@ -84,7 +84,7 @@
  * an XC2V1000, if anyone can ever get ahold of one.
  */
 #ifndef CFG_FPGA_WAIT_INIT
-#define CFG_FPGA_WAIT_INIT 	CFG_HZ/2	/* 500 ms */
+#define CFG_FPGA_WAIT_INIT	CFG_HZ/2	/* 500 ms */
 #endif
 
 /*