Add Atmel AT91 patch version 1.5

This patch adds support for the following boards:
AT91RM9200-EK
AT91SAM9260-EK
AT91SAM9261-EK
AT91SAM9263-EK
AT91SAM9RL-EK

It was downloaded from http://www.linux4sam.org/twiki/pub/Linux4SAM/U-Boot/u-boot-1.1.5_atmel_1.5.diff.bz2

Signed-off-by: Justin Waters <justin.waters@timesys.com>

9 files changed, 583 insertions, 27 deletions

diff --git a/drivers/Makefile b/drivers/Makefile
index 5a7ab7105b..5fcc59be2d 100644
--- a/drivers/Makefile
+++ b/drivers/Makefile
@@ -27,7 +27,7 @@ include $(TOPDIR)/config.mk
 
 LIB	= $(obj)libdrivers.a
 
-COBJS	= 3c589.o 5701rls.o ali512x.o \
+COBJS	= 3c589.o 5701rls.o ali512x.o at45.o \
 	  bcm570x.o bcm570x_autoneg.o cfb_console.o cfi_flash.o \
 	  cs8900.o ct69000.o dataflash.o dc2114x.o dm9000x.o \
 	  e1000.o eepro100.o \
diff --git a/drivers/at45.c b/drivers/at45.c
new file mode 100644
index 0000000000..9953f3fe85
--- /dev/null
+++ b/drivers/at45.c
@@ -0,0 +1,514 @@
+/* Driver for ATMEL DataFlash support
+ * Author : Hamid Ikdoumi (Atmel)
+ *
+ * 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 <config.h>
+#include <common.h>
+
+#ifdef CONFIG_HAS_DATAFLASH
+#include <dataflash.h>
+
+
+#define AT91C_TIMEOUT_WRDY			200000
+
+
+/*----------------------------------------------------------------------*/
+/* \fn    AT91F_DataFlashSendCommand					*/
+/* \brief Generic function to send a command to the dataflash		*/
+/*----------------------------------------------------------------------*/
+AT91S_DataFlashStatus AT91F_DataFlashSendCommand(
+	AT91PS_DataFlash pDataFlash,
+	unsigned char OpCode,
+	unsigned int CmdSize,
+	unsigned int DataflashAddress)
+{
+    unsigned int adr;
+
+	if ( (pDataFlash->pDataFlashDesc->state) != IDLE)
+		return DATAFLASH_BUSY;
+
+	/* process the address to obtain page address and byte address */
+	adr = ((DataflashAddress / (pDataFlash->pDevice->pages_size)) << pDataFlash->pDevice->page_offset) + (DataflashAddress % (pDataFlash->pDevice->pages_size));
+
+	/* fill the  command  buffer */
+	pDataFlash->pDataFlashDesc->command[0] = OpCode;
+	if (pDataFlash->pDevice->pages_number >= 16384) {
+		pDataFlash->pDataFlashDesc->command[1] = (unsigned char)((adr & 0x0F000000) >> 24);
+		pDataFlash->pDataFlashDesc->command[2] = (unsigned char)((adr & 0x00FF0000) >> 16);
+		pDataFlash->pDataFlashDesc->command[3] = (unsigned char)((adr & 0x0000FF00) >> 8);
+		pDataFlash->pDataFlashDesc->command[4] = (unsigned char)(adr & 0x000000FF);
+	} else {
+		pDataFlash->pDataFlashDesc->command[1] = (unsigned char)((adr & 0x00FF0000) >> 16);
+		pDataFlash->pDataFlashDesc->command[2] = (unsigned char)((adr & 0x0000FF00) >> 8);
+		pDataFlash->pDataFlashDesc->command[3] = (unsigned char)(adr & 0x000000FF) ;
+		pDataFlash->pDataFlashDesc->command[4] = 0;
+	}
+	pDataFlash->pDataFlashDesc->command[5] = 0;
+	pDataFlash->pDataFlashDesc->command[6] = 0;
+	pDataFlash->pDataFlashDesc->command[7] = 0;
+
+	/* Initialize the SpiData structure for the spi write fuction */
+	pDataFlash->pDataFlashDesc->tx_cmd_pt   =  pDataFlash->pDataFlashDesc->command ;
+	pDataFlash->pDataFlashDesc->tx_cmd_size =  CmdSize ;
+	pDataFlash->pDataFlashDesc->rx_cmd_pt   =  pDataFlash->pDataFlashDesc->command ;
+	pDataFlash->pDataFlashDesc->rx_cmd_size =  CmdSize ;
+
+	/* send the command and read the data */
+	return AT91F_SpiWrite (pDataFlash->pDataFlashDesc);
+}
+
+
+/*----------------------------------------------------------------------*/
+/* \fn    AT91F_DataFlashGetStatus					*/
+/* \brief Read the status register of the dataflash			*/
+/*----------------------------------------------------------------------*/
+AT91S_DataFlashStatus AT91F_DataFlashGetStatus(AT91PS_DataflashDesc pDesc)
+{
+	AT91S_DataFlashStatus status;
+
+	/* if a transfert is in progress ==> return 0 */
+	if( (pDesc->state) != IDLE)
+		return DATAFLASH_BUSY;
+
+	/* first send the read status command (D7H) */
+	pDesc->command[0] = DB_STATUS;
+	pDesc->command[1] = 0;
+
+	pDesc->DataFlash_state  = GET_STATUS;
+	pDesc->tx_data_size 	= 0 ;	/* Transmit the command and receive response */
+	pDesc->tx_cmd_pt 		= pDesc->command ;
+	pDesc->rx_cmd_pt 		= pDesc->command ;
+	pDesc->rx_cmd_size 		= 2 ;
+	pDesc->tx_cmd_size 		= 2 ;
+	status = AT91F_SpiWrite (pDesc);
+
+	pDesc->DataFlash_state = *( (unsigned char *) (pDesc->rx_cmd_pt) +1);
+
+	return status;
+}
+
+
+/*----------------------------------------------------------------------*/
+/* \fn    AT91F_DataFlashWaitReady					*/
+/* \brief wait for dataflash ready (bit7 of the status register == 1)	*/
+/*----------------------------------------------------------------------*/
+AT91S_DataFlashStatus AT91F_DataFlashWaitReady(AT91PS_DataflashDesc pDataFlashDesc, unsigned int timeout)
+{
+	pDataFlashDesc->DataFlash_state = IDLE;
+
+	do {
+		AT91F_DataFlashGetStatus(pDataFlashDesc);
+		timeout--;
+	} while( ((pDataFlashDesc->DataFlash_state & 0x80) != 0x80) && (timeout > 0) );
+
+	if((pDataFlashDesc->DataFlash_state & 0x80) != 0x80)
+		return DATAFLASH_ERROR;
+
+	return DATAFLASH_OK;
+}
+
+
+/*------------------------------------------------------------------------------*/
+/* Function Name       : AT91F_DataFlashContinuousRead 				*/
+/* Object              : Continuous stream Read 				*/
+/* Input Parameters    : DataFlash Service					*/
+/*						: <src> = dataflash address	*/
+/*                     : <*dataBuffer> = data buffer pointer			*/
+/*                     : <sizeToRead> = data buffer size			*/
+/* Return value		: State of the dataflash				*/
+/*------------------------------------------------------------------------------*/
+AT91S_DataFlashStatus AT91F_DataFlashContinuousRead (
+	AT91PS_DataFlash pDataFlash,
+	int src,
+	unsigned char *dataBuffer,
+	int sizeToRead )
+{
+	AT91S_DataFlashStatus status;
+	/* Test the size to read in the device */
+	if ( (src + sizeToRead) > (pDataFlash->pDevice->pages_size * (pDataFlash->pDevice->pages_number)))
+		return DATAFLASH_MEMORY_OVERFLOW;
+
+	pDataFlash->pDataFlashDesc->rx_data_pt = dataBuffer;
+	pDataFlash->pDataFlashDesc->rx_data_size = sizeToRead;
+	pDataFlash->pDataFlashDesc->tx_data_pt = dataBuffer;
+	pDataFlash->pDataFlashDesc->tx_data_size = sizeToRead;
+
+	status = AT91F_DataFlashSendCommand (pDataFlash, DB_CONTINUOUS_ARRAY_READ, 8, src);
+	/* Send the command to the dataflash */
+	return(status);
+}
+
+
+/*------------------------------------------------------------------------------*/
+/* Function Name       : AT91F_DataFlashPagePgmBuf				*/
+/* Object              : Main memory page program through buffer 1 or buffer 2	*/
+/* Input Parameters    : DataFlash Service					*/
+/*						: <*src> = Source buffer	*/
+/*                     : <dest> = dataflash destination address			*/
+/*                     : <SizeToWrite> = data buffer size			*/
+/* Return value		: State of the dataflash				*/
+/*------------------------------------------------------------------------------*/
+AT91S_DataFlashStatus AT91F_DataFlashPagePgmBuf(
+	AT91PS_DataFlash pDataFlash,
+	unsigned char *src,
+	unsigned int dest,
+	unsigned int SizeToWrite)
+{
+	int cmdsize;
+	pDataFlash->pDataFlashDesc->tx_data_pt = src ;
+	pDataFlash->pDataFlashDesc->tx_data_size = SizeToWrite ;
+	pDataFlash->pDataFlashDesc->rx_data_pt = src;
+	pDataFlash->pDataFlashDesc->rx_data_size = SizeToWrite;
+
+	cmdsize = 4;
+	/* Send the command to the dataflash */
+	if (pDataFlash->pDevice->pages_number >= 16384)
+		cmdsize = 5;
+	return(AT91F_DataFlashSendCommand (pDataFlash, DB_PAGE_PGM_BUF1, cmdsize, dest));
+}
+
+
+/*------------------------------------------------------------------------------*/
+/* Function Name       : AT91F_MainMemoryToBufferTransfert			*/
+/* Object              : Read a page in the SRAM Buffer 1 or 2			*/
+/* Input Parameters    : DataFlash Service					*/
+/*                     : Page concerned						*/
+/*                     : 							*/
+/* Return value		: State of the dataflash				*/
+/*------------------------------------------------------------------------------*/
+AT91S_DataFlashStatus AT91F_MainMemoryToBufferTransfert(
+	AT91PS_DataFlash pDataFlash,
+	unsigned char BufferCommand,
+	unsigned int page)
+{
+	int cmdsize;
+	/* Test if the buffer command is legal */
+	if ((BufferCommand != DB_PAGE_2_BUF1_TRF) && (BufferCommand != DB_PAGE_2_BUF2_TRF))
+		return DATAFLASH_BAD_COMMAND;
+
+	/* no data to transmit or receive */
+	pDataFlash->pDataFlashDesc->tx_data_size = 0;
+	cmdsize = 4;
+	if (pDataFlash->pDevice->pages_number >= 16384)
+		cmdsize = 5;
+	return(AT91F_DataFlashSendCommand (pDataFlash, BufferCommand, cmdsize, page*pDataFlash->pDevice->pages_size));
+}
+
+
+/*----------------------------------------------------------------------------- */
+/* Function Name       : AT91F_DataFlashWriteBuffer				*/
+/* Object              : Write data to the internal sram buffer 1 or 2		*/
+/* Input Parameters    : DataFlash Service					*/
+/*			: <BufferCommand> = command to write buffer1 or buffer2	*/
+/*                     : <*dataBuffer> = data buffer to write			*/
+/*                     : <bufferAddress> = address in the internal buffer	*/
+/*                     : <SizeToWrite> = data buffer size			*/
+/* Return value		: State of the dataflash				*/
+/*------------------------------------------------------------------------------*/
+AT91S_DataFlashStatus AT91F_DataFlashWriteBuffer (
+	AT91PS_DataFlash pDataFlash,
+	unsigned char BufferCommand,
+	unsigned char *dataBuffer,
+	unsigned int bufferAddress,
+	int SizeToWrite )
+{
+	int cmdsize;
+	/* Test if the buffer command is legal */
+	if ((BufferCommand != DB_BUF1_WRITE) && (BufferCommand != DB_BUF2_WRITE))
+		return DATAFLASH_BAD_COMMAND;
+
+	/* buffer address must be lower than page size */
+	if (bufferAddress > pDataFlash->pDevice->pages_size)
+		return DATAFLASH_BAD_ADDRESS;
+
+	if ( (pDataFlash->pDataFlashDesc->state)  != IDLE)
+		return DATAFLASH_BUSY;
+
+	/* Send first Write Command */
+	pDataFlash->pDataFlashDesc->command[0] = BufferCommand;
+	pDataFlash->pDataFlashDesc->command[1] = 0;
+	if (pDataFlash->pDevice->pages_number >= 16384) {
+	    	pDataFlash->pDataFlashDesc->command[2] = 0;
+	    	pDataFlash->pDataFlashDesc->command[3] = (unsigned char)(((unsigned int)(bufferAddress &  pDataFlash->pDevice->byte_mask)) >> 8) ;
+	    	pDataFlash->pDataFlashDesc->command[4] = (unsigned char)((unsigned int)bufferAddress  & 0x00FF) ;
+		cmdsize = 5;
+	} else {
+	    	pDataFlash->pDataFlashDesc->command[2] = (unsigned char)(((unsigned int)(bufferAddress &  pDataFlash->pDevice->byte_mask)) >> 8) ;
+	    	pDataFlash->pDataFlashDesc->command[3] = (unsigned char)((unsigned int)bufferAddress  & 0x00FF) ;
+	    	pDataFlash->pDataFlashDesc->command[4] = 0;
+		cmdsize = 4;
+	}
+
+	pDataFlash->pDataFlashDesc->tx_cmd_pt 	 = pDataFlash->pDataFlashDesc->command ;
+	pDataFlash->pDataFlashDesc->tx_cmd_size = cmdsize ;
+	pDataFlash->pDataFlashDesc->rx_cmd_pt 	 = pDataFlash->pDataFlashDesc->command ;
+	pDataFlash->pDataFlashDesc->rx_cmd_size = cmdsize ;
+
+	pDataFlash->pDataFlashDesc->rx_data_pt 	= dataBuffer ;
+	pDataFlash->pDataFlashDesc->tx_data_pt 	= dataBuffer ;
+	pDataFlash->pDataFlashDesc->rx_data_size 	= SizeToWrite ;
+	pDataFlash->pDataFlashDesc->tx_data_size 	= SizeToWrite ;
+
+	return AT91F_SpiWrite(pDataFlash->pDataFlashDesc);
+}
+
+/*------------------------------------------------------------------------------*/
+/* Function Name       : AT91F_PageErase                                        */
+/* Object              : Erase a page 						*/
+/* Input Parameters    : DataFlash Service					*/
+/*                     : Page concerned						*/
+/*                     : 							*/
+/* Return value		: State of the dataflash				*/
+/*------------------------------------------------------------------------------*/
+AT91S_DataFlashStatus AT91F_PageErase(
+	AT91PS_DataFlash pDataFlash,
+	unsigned int page)
+{
+	int cmdsize;
+	/* Test if the buffer command is legal */
+	/* no data to transmit or receive */
+    	pDataFlash->pDataFlashDesc->tx_data_size = 0;
+
+	cmdsize = 4;
+	if (pDataFlash->pDevice->pages_number >= 16384)
+		cmdsize = 5;
+	return(AT91F_DataFlashSendCommand (pDataFlash, DB_PAGE_ERASE, cmdsize, page*pDataFlash->pDevice->pages_size));
+}
+
+
+/*------------------------------------------------------------------------------*/
+/* Function Name       : AT91F_BlockErase                                       */
+/* Object              : Erase a Block 						*/
+/* Input Parameters    : DataFlash Service					*/
+/*                     : Page concerned						*/
+/*                     : 							*/
+/* Return value		: State of the dataflash				*/
+/*------------------------------------------------------------------------------*/
+AT91S_DataFlashStatus AT91F_BlockErase(
+	AT91PS_DataFlash pDataFlash,
+	unsigned int block)
+{
+	int cmdsize;
+	/* Test if the buffer command is legal */
+	/* no data to transmit or receive */
+    	pDataFlash->pDataFlashDesc->tx_data_size = 0;
+	cmdsize = 4;
+	if (pDataFlash->pDevice->pages_number >= 16384)
+		cmdsize = 5;
+	return(AT91F_DataFlashSendCommand (pDataFlash, DB_BLOCK_ERASE,cmdsize, block*8*pDataFlash->pDevice->pages_size));
+}
+
+/*------------------------------------------------------------------------------*/
+/* Function Name       : AT91F_WriteBufferToMain				*/
+/* Object              : Write buffer to the main memory			*/
+/* Input Parameters    : DataFlash Service					*/
+/*		: <BufferCommand> = command to send to buffer1 or buffer2	*/
+/*                     : <dest> = main memory address				*/
+/* Return value		: State of the dataflash				*/
+/*------------------------------------------------------------------------------*/
+AT91S_DataFlashStatus AT91F_WriteBufferToMain (
+	AT91PS_DataFlash pDataFlash,
+	unsigned char BufferCommand,
+	unsigned int dest )
+{
+	int cmdsize;
+	/* Test if the buffer command is correct */
+	if ((BufferCommand != DB_BUF1_PAGE_PGM) &&
+	    (BufferCommand != DB_BUF1_PAGE_ERASE_PGM) &&
+	    (BufferCommand != DB_BUF2_PAGE_PGM) &&
+	    (BufferCommand != DB_BUF2_PAGE_ERASE_PGM) )
+		return DATAFLASH_BAD_COMMAND;
+
+	/* no data to transmit or receive */
+	pDataFlash->pDataFlashDesc->tx_data_size = 0;
+
+	cmdsize = 4;
+	if (pDataFlash->pDevice->pages_number >= 16384)
+		cmdsize = 5;
+	/* Send the command to the dataflash */
+	return(AT91F_DataFlashSendCommand (pDataFlash, BufferCommand, cmdsize, dest));
+}
+
+
+/*------------------------------------------------------------------------------*/
+/* Function Name       : AT91F_PartialPageWrite					*/
+/* Object              : Erase partielly a page					*/
+/* Input Parameters    : <page> = page number					*/
+/*			: <AdrInpage> = adr to begin the fading			*/
+/*                     : <length> = Number of bytes to erase			*/
+/*------------------------------------------------------------------------------*/
+AT91S_DataFlashStatus AT91F_PartialPageWrite (
+	AT91PS_DataFlash pDataFlash,
+	unsigned char *src,
+	unsigned int dest,
+	unsigned int size)
+{
+	unsigned int page;
+	unsigned int AdrInPage;
+
+	page = dest / (pDataFlash->pDevice->pages_size);
+	AdrInPage = dest % (pDataFlash->pDevice->pages_size);
+
+	/* Read the contents of the page in the Sram Buffer */
+	AT91F_MainMemoryToBufferTransfert(pDataFlash, DB_PAGE_2_BUF1_TRF, page);
+	AT91F_DataFlashWaitReady(pDataFlash->pDataFlashDesc, AT91C_TIMEOUT_WRDY);
+	/*Update the SRAM buffer */
+	AT91F_DataFlashWriteBuffer(pDataFlash, DB_BUF1_WRITE, src, AdrInPage, size);
+
+	AT91F_DataFlashWaitReady(pDataFlash->pDataFlashDesc, AT91C_TIMEOUT_WRDY);
+
+	/* Erase page if a 128 Mbits device */
+	if (pDataFlash->pDevice->pages_number >= 16384) {
+		AT91F_PageErase(pDataFlash, page);
+		/* Rewrite the modified Sram Buffer in the main memory */
+		AT91F_DataFlashWaitReady(pDataFlash->pDataFlashDesc, AT91C_TIMEOUT_WRDY);
+	}
+
+	/* Rewrite the modified Sram Buffer in the main memory */
+	return(AT91F_WriteBufferToMain(pDataFlash, DB_BUF1_PAGE_ERASE_PGM, (page*pDataFlash->pDevice->pages_size)));
+}
+
+
+/*------------------------------------------------------------------------------*/
+/* Function Name       : AT91F_DataFlashWrite					*/
+/* Object              :							*/
+/* Input Parameters    : <*src> = Source buffer					*/
+/*                     : <dest> = dataflash adress				*/
+/*                     : <size> = data buffer size				*/
+/*------------------------------------------------------------------------------*/
+AT91S_DataFlashStatus AT91F_DataFlashWrite(
+	AT91PS_DataFlash pDataFlash,
+	unsigned char *src,
+	int dest,
+	int size )
+{
+	unsigned int length;
+	unsigned int page;
+	unsigned int status;
+
+	AT91F_SpiEnable(pDataFlash->pDevice->cs);
+
+	if ( (dest + size) > (pDataFlash->pDevice->pages_size * (pDataFlash->pDevice->pages_number)))
+		return DATAFLASH_MEMORY_OVERFLOW;
+
+	/* If destination does not fit a page start address */
+	if ((dest % ((unsigned int)(pDataFlash->pDevice->pages_size)))  != 0 ) {
+		length = pDataFlash->pDevice->pages_size - (dest % ((unsigned int)(pDataFlash->pDevice->pages_size)));
+
+		if (size < length)
+			length = size;
+
+		if(!AT91F_PartialPageWrite(pDataFlash,src, dest, length))
+			return DATAFLASH_ERROR;
+
+		AT91F_DataFlashWaitReady(pDataFlash->pDataFlashDesc, AT91C_TIMEOUT_WRDY);
+
+		/* Update size, source and destination pointers */
+		size -= length;
+		dest += length;
+		src += length;
+	}
+
+	while (( size - pDataFlash->pDevice->pages_size ) >= 0 ) {
+		/* program dataflash page */
+		page = (unsigned int)dest / (pDataFlash->pDevice->pages_size);
+
+		status = AT91F_DataFlashWriteBuffer(pDataFlash, DB_BUF1_WRITE, src, 0, pDataFlash->pDevice->pages_size);
+		AT91F_DataFlashWaitReady(pDataFlash->pDataFlashDesc, AT91C_TIMEOUT_WRDY);
+
+		status = AT91F_PageErase(pDataFlash, page);
+		AT91F_DataFlashWaitReady(pDataFlash->pDataFlashDesc, AT91C_TIMEOUT_WRDY);
+		if (!status)
+			return DATAFLASH_ERROR;
+
+		status = AT91F_WriteBufferToMain (pDataFlash, DB_BUF1_PAGE_PGM, dest);
+		if(!status)
+			return DATAFLASH_ERROR;
+
+		AT91F_DataFlashWaitReady(pDataFlash->pDataFlashDesc, AT91C_TIMEOUT_WRDY);
+
+		/* Update size, source and destination pointers */
+		size -= pDataFlash->pDevice->pages_size ;
+		dest += pDataFlash->pDevice->pages_size ;
+		src  += pDataFlash->pDevice->pages_size ;
+	}
+
+	/* If still some bytes to read */
+	if ( size > 0 ) {
+		/* program dataflash page */
+		if(!AT91F_PartialPageWrite(pDataFlash, src, dest, size) )
+			return DATAFLASH_ERROR;
+
+		AT91F_DataFlashWaitReady(pDataFlash->pDataFlashDesc, AT91C_TIMEOUT_WRDY);
+	}
+	return DATAFLASH_OK;
+}
+
+
+/*------------------------------------------------------------------------------*/
+/* Function Name       : AT91F_DataFlashRead 					*/
+/* Object              : Read a block in dataflash				*/
+/* Input Parameters    : 							*/
+/* Return value		: 							*/
+/*------------------------------------------------------------------------------*/
+int AT91F_DataFlashRead(
+	AT91PS_DataFlash pDataFlash,
+	unsigned long addr,
+	unsigned long size,
+	char *buffer)
+{
+	unsigned long SizeToRead;
+
+	AT91F_SpiEnable(pDataFlash->pDevice->cs);
+
+	if(AT91F_DataFlashWaitReady(pDataFlash->pDataFlashDesc, AT91C_TIMEOUT_WRDY) != DATAFLASH_OK)
+		return -1;
+
+	while (size) {
+		SizeToRead = (size < 0x8000)? size:0x8000;
+
+		if (AT91F_DataFlashWaitReady(pDataFlash->pDataFlashDesc, AT91C_TIMEOUT_WRDY) != DATAFLASH_OK)
+			return -1;
+
+		if (AT91F_DataFlashContinuousRead (pDataFlash, addr, buffer, SizeToRead) != DATAFLASH_OK)
+			return -1;
+
+		size -= SizeToRead;
+		addr += SizeToRead;
+		buffer += SizeToRead;
+	}
+
+	return DATAFLASH_OK;
+}
+
+
+/*------------------------------------------------------------------------------*/
+/* Function Name       : AT91F_DataflashProbe 					*/
+/* Object              : 							*/
+/* Input Parameters    : 							*/
+/* Return value	       : Dataflash status register				*/
+/*------------------------------------------------------------------------------*/
+int AT91F_DataflashProbe(int cs, AT91PS_DataflashDesc pDesc)
+{
+	AT91F_SpiEnable(cs);
+	AT91F_DataFlashGetStatus(pDesc);
+	return((pDesc->command[1] == 0xFF)? 0: pDesc->command[1] & 0x3C);
+}
+
+#endif
diff --git a/drivers/dataflash.c b/drivers/dataflash.c
index 17eb8597f8..77205eec8e 100644
--- a/drivers/dataflash.c
+++ b/drivers/dataflash.c
@@ -26,18 +26,39 @@
 AT91S_DATAFLASH_INFO dataflash_info[CFG_MAX_DATAFLASH_BANKS];
 static AT91S_DataFlash DataFlashInst;
 
+#ifdef CONFIG_AT91SAM9260EK
+int cs[][CFG_MAX_DATAFLASH_BANKS] = {
+	{CFG_DATAFLASH_LOGIC_ADDR_CS0, 0},	/* Logical adress, CS */
+	{CFG_DATAFLASH_LOGIC_ADDR_CS1, 1}
+};
+#elif (defined(CONFIG_AT91SAM9263EK) || defined(CONFIG_AT91SAM9RLEK))
+int cs[][CFG_MAX_DATAFLASH_BANKS] = {
+	{CFG_DATAFLASH_LOGIC_ADDR_CS0, 0}	/* Logical adress, CS */
+};
+#else
 int cs[][CFG_MAX_DATAFLASH_BANKS] = {
 	{CFG_DATAFLASH_LOGIC_ADDR_CS0, 0},	/* Logical adress, CS */
 	{CFG_DATAFLASH_LOGIC_ADDR_CS3, 3}
 };
+#endif
 
 /*define the area offsets*/
+#if	defined CONFIG_AT91SAM9261EK || defined CONFIG_AT91SAM9260EK \
+	|| defined CONFIG_AT91SAM9263EK || defined CONFIG_AT91SAM9RLEK
+dataflash_protect_t area_list[NB_DATAFLASH_AREA] = {
+	{0, 0x3fff, FLAG_PROTECT_SET},			/* ROM code */
+	{0x4000, 0x7fff, FLAG_PROTECT_CLEAR},		/* u-boot environment */
+	{0x8000, 0x37fff, FLAG_PROTECT_SET},		/* u-boot code */
+	{0x38000, 0x1fffff, FLAG_PROTECT_CLEAR},	/* data area size to tune */
+};
+#else
 dataflash_protect_t area_list[NB_DATAFLASH_AREA] = {
 	{0, 0x7fff, FLAG_PROTECT_SET},			/* ROM code */
 	{0x8000, 0x1ffff, FLAG_PROTECT_SET},		/* u-boot code */
 	{0x20000, 0x27fff, FLAG_PROTECT_CLEAR},		/* u-boot environment */
 	{0x28000, 0x1fffff, FLAG_PROTECT_CLEAR},	/* data area size to tune */
 };
+#endif
 
 extern void AT91F_SpiInit (void);
 extern int AT91F_DataflashProbe (int i, AT91PS_DataflashDesc pDesc);
@@ -52,7 +73,7 @@ extern int AT91F_DataFlashWrite( AT91PS_DataFlash pDataFlash,
 int AT91F_DataflashInit (void)
 {
 	int i, j;
-	int dfcode;
+	int dfcode, found = 0;
 
 	AT91F_SpiInit ();
 
@@ -72,6 +93,7 @@ int AT91F_DataflashInit (void)
 			dataflash_info[i].Desc.DataFlash_state = IDLE;
 			dataflash_info[i].logical_address = cs[i][0];
 			dataflash_info[i].id = dfcode;
+			found += dfcode;
 			break;
 
 		case AT45DB321:
@@ -83,6 +105,7 @@ int AT91F_DataflashInit (void)
 			dataflash_info[i].Desc.DataFlash_state = IDLE;
 			dataflash_info[i].logical_address = cs[i][0];
 			dataflash_info[i].id = dfcode;
+			found += dfcode;
 			break;
 
 		case AT45DB642:
@@ -94,6 +117,7 @@ int AT91F_DataflashInit (void)
 			dataflash_info[i].Desc.DataFlash_state = IDLE;
 			dataflash_info[i].logical_address = cs[i][0];
 			dataflash_info[i].id = dfcode;
+			found += dfcode;
 			break;
 		case AT45DB128:
 			dataflash_info[i].Device.pages_number = 16384;
@@ -104,9 +128,11 @@ int AT91F_DataflashInit (void)
 			dataflash_info[i].Desc.DataFlash_state = IDLE;
 			dataflash_info[i].logical_address = cs[i][0];
 			dataflash_info[i].id = dfcode;
+			found += dfcode;
 			break;
 
 		default:
+			dfcode = 0;
 			break;
 		}
 		/* set the last area end to the dataflash size*/
@@ -121,7 +147,7 @@ int AT91F_DataflashInit (void)
 			dataflash_info[i].Device.area_list[j].protected = area_list[j].protected;
 		}
 	}
-	return (1);
+	return found;
 }
 
 
@@ -204,8 +230,9 @@ int addr_dataflash (unsigned long addr)
 	int i;
 
 	for (i = 0; i < CFG_MAX_DATAFLASH_BANKS; i++) {
-		if ((((int) addr) & 0xFF000000) ==
-			dataflash_info[i].logical_address) {
+		if ( dataflash_info[i].id
+			&& ((((int) addr) & 0xFF000000) ==
+			dataflash_info[i].logical_address)) {
 			addr_valid = 1;
 			break;
 		}
diff --git a/drivers/dm9000x.c b/drivers/dm9000x.c
index 687707627e..623f7f2fd9 100644
--- a/drivers/dm9000x.c
+++ b/drivers/dm9000x.c
@@ -300,8 +300,10 @@ eth_init(bd_t * bd)
 	DM9000_iow(DM9000_ISR, 0x0f);	/* Clear interrupt status */
 
 	/* Set Node address */
+#ifndef CONFIG_AT91SAM9261EK
 	for (i = 0; i < 6; i++)
 		((u16 *) bd->bi_enetaddr)[i] = read_srom_word(i);
+#endif
 	printf("MAC: %02x:%02x:%02x:%02x:%02x:%02x\n", bd->bi_enetaddr[0],
 	       bd->bi_enetaddr[1], bd->bi_enetaddr[2], bd->bi_enetaddr[3],
 	       bd->bi_enetaddr[4], bd->bi_enetaddr[5]);
@@ -319,10 +321,10 @@ eth_init(bd_t * bd)
 	DM9000_iow(DM9000_RCR, RCR_DIS_LONG | RCR_DIS_CRC | RCR_RXEN);	/* RX enable */
 	DM9000_iow(DM9000_IMR, IMR_PAR);	/* Enable TX/RX interrupt mask */
 	i = 0;
-	while (!(phy_read(1) & 0x20)) {	/* autonegation complete bit */
+	while (!(phy_read(1) & 0x20)) {	/* autonegotiation complete bit */
 		udelay(1000);
 		i++;
-		if (i == 10000) {
+		if (i == 3000) { /* wait 3 seconds */
 			printf("could not establish link\n");
 			return 0;
 		}
diff --git a/drivers/nand/nand.c b/drivers/nand/nand.c
index 3899045a72..47f52886a6 100644
--- a/drivers/nand/nand.c
+++ b/drivers/nand/nand.c
@@ -47,14 +47,24 @@ static void nand_init_chip(struct mtd_info *mtd, struct nand_chip *nand,
 	mtd->priv = nand;
 
 	nand->IO_ADDR_R = nand->IO_ADDR_W = (void  __iomem *)base_addr;
+
+        nand->options = 0; /* Search for 8 bits devices */
 	board_nand_init(nand);
 
 	if (nand_scan(mtd, 1) == 0) {
 		if (!mtd->name)
 			mtd->name = (char *)default_nand_name;
-	} else
-		mtd->name = NULL;
+	} else {
+        	nand->options = NAND_BUSWIDTH_16; /* Search for 16 bits devices */
+		board_nand_init(nand);
 
+		if (nand_scan(mtd, 1) == 0) {
+			if (!mtd->name)
+				mtd->name = (char *)default_nand_name;
+		} else {
+		    mtd->name = NULL;
+		}
+	}
 }
 
 void nand_init(void)
diff --git a/drivers/nand/nand_base.c b/drivers/nand/nand_base.c
index b7a5d32fb3..c531ef8e79 100644
--- a/drivers/nand/nand_base.c
+++ b/drivers/nand/nand_base.c
@@ -2336,8 +2336,8 @@ int nand_scan (struct mtd_info *mtd, int maxchips)
 			/* Calc pagesize */
 			mtd->oobblock = 1024 << (extid & 0x3);
 			extid >>= 2;
-			/* Calc oobsize */
-			mtd->oobsize = (8 << (extid & 0x03)) * (mtd->oobblock / 512);
+			/* Calc oobsize (2^(3 + bit2) * page size/512) */
+			mtd->oobsize = (8 << (extid & 0x01)) * (mtd->oobblock >> 9);
 			extid >>= 2;
 			/* Calc blocksize. Blocksize is multiples of 64KiB */
 			mtd->erasesize = (64 * 1024)  << (extid & 0x03);
@@ -2356,14 +2356,16 @@ int nand_scan (struct mtd_info *mtd, int maxchips)
 
 		/* Check, if buswidth is correct. Hardware drivers should set
 		 * this correct ! */
+		printk (KERN_INFO "NAND device: Manufacturer ID:"
+			" 0x%02x, Chip ID: 0x%02x (%s %s)\n", nand_maf_id, nand_dev_id,
+			nand_manuf_ids[i].name , mtd->name);
+		printk(KERN_INFO "NAND: Pagesize: %u, Blocksize: %uK, OOBsize: %u\n",
+				mtd->oobblock, mtd->erasesize/1024, mtd->oobsize);
 		if (busw != (this->options & NAND_BUSWIDTH_16)) {
-			printk (KERN_INFO "NAND device: Manufacturer ID:"
-				" 0x%02x, Chip ID: 0x%02x (%s %s)\n", nand_maf_id, nand_dev_id,
-				nand_manuf_ids[i].name , mtd->name);
-			printk (KERN_WARNING
-				"NAND bus width %d instead %d bit\n",
-					(this->options & NAND_BUSWIDTH_16) ? 16 : 8,
-					busw ? 16 : 8);
+/* 			printk (KERN_WARNING */
+/* 				"NAND bus width %d instead %d bit\n", */
+/* 					(this->options & NAND_BUSWIDTH_16) ? 16 : 8, */
+/* 					busw ? 16 : 8); */
 			this->select_chip(mtd, -1);
 			return 1;
 		}
diff --git a/drivers/nand/nand_bbt.c b/drivers/nand/nand_bbt.c
index aaa9400e54..edf3b3c15f 100644
--- a/drivers/nand/nand_bbt.c
+++ b/drivers/nand/nand_bbt.c
@@ -1039,7 +1039,7 @@ int nand_isbad_bbt (struct mtd_info *mtd, loff_t offs, int allowbbt)
 	res = (this->bbt[block >> 3] >> (block & 0x06)) & 0x03;
 
 	DEBUG (MTD_DEBUG_LEVEL2, "nand_isbad_bbt(): bbt info for offs 0x%08x: (block %d) 0x%02x\n",
-		(unsigned int)offs, res, block >> 1);
+		(unsigned int)offs, block >> 1, res);
 
 	switch ((int)res) {
 	case 0x00:	return 0;
diff --git a/drivers/nand/nand_ids.c b/drivers/nand/nand_ids.c
index 8b58736bc1..e7cad0c8b4 100644
--- a/drivers/nand/nand_ids.c
+++ b/drivers/nand/nand_ids.c
@@ -123,6 +123,7 @@ struct nand_manufacturers nand_manuf_ids[] = {
 	{NAND_MFR_NATIONAL, "National"},
 	{NAND_MFR_RENESAS, "Renesas"},
 	{NAND_MFR_STMICRO, "ST Micro"},
+	{NAND_MFR_MICRON, "Micron"},	
 	{0x0, "Unknown"}
 };
 #endif
diff --git a/drivers/nand/nand_util.c b/drivers/nand/nand_util.c
index 7570210d5c..874d106096 100644
--- a/drivers/nand/nand_util.c
+++ b/drivers/nand/nand_util.c
@@ -216,9 +216,9 @@ int nand_erase_opts(nand_info_t *meminfo, const nand_erase_options_t *opts)
 
 		if (!opts->quiet) {
 			int percent = (int)
-				((unsigned long long)
+				((unsigned long)
 				 (erase.addr+meminfo->erasesize-opts->offset)
-				 * 100 / erase_length);
+				 / erase_length) * 100;
 
 			/* output progress message only at whole percent
 			 * steps to reduce the number of messages printed
@@ -483,9 +483,9 @@ int nand_write_opts(nand_info_t *meminfo, const nand_write_options_t *opts)
 
 		if (!opts->quiet) {
 			int percent = (int)
-				((unsigned long long)
-				 (opts->length-imglen) * 100
-				 / opts->length);
+				((unsigned long)
+				 (opts->length-imglen)
+				 / opts->length) * 100;
 			/* output progress message only at whole percent
 			 * steps to reduce the number of messages printed
 			 * on (slow) serial consoles
@@ -659,9 +659,9 @@ int nand_read_opts(nand_info_t *meminfo, const nand_read_options_t *opts)
 
 		if (!opts->quiet) {
 			int percent = (int)
-				((unsigned long long)
-				 (opts->length-imglen) * 100
-				 / opts->length);
+				((unsigned long)
+				 (opts->length-imglen)
+				 / opts->length) * 100;
 			/* output progress message only at whole percent
 			 * steps to reduce the number of messages printed
 			 * on (slow) serial consoles