diff options
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/Makefile | 2 | ||||
-rw-r--r-- | drivers/at45.c | 514 | ||||
-rw-r--r-- | drivers/dataflash.c | 35 | ||||
-rw-r--r-- | drivers/dm9000x.c | 6 | ||||
-rw-r--r-- | drivers/nand/nand.c | 14 | ||||
-rw-r--r-- | drivers/nand/nand_base.c | 20 | ||||
-rw-r--r-- | drivers/nand/nand_bbt.c | 2 | ||||
-rw-r--r-- | drivers/nand/nand_ids.c | 1 | ||||
-rw-r--r-- | drivers/nand/nand_util.c | 16 |
9 files changed, 583 insertions, 27 deletions
diff --git a/drivers/Makefile b/drivers/Makefile index 5a7ab7105b7..5fcc59be2d4 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 00000000000..9953f3fe859 --- /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 17eb8597f8c..77205eec8e0 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 687707627e5..623f7f2fd97 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 3899045a72c..47f52886a63 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 b7a5d32fb3f..c531ef8e799 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 aaa9400e54d..edf3b3c15fa 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 8b58736bc10..e7cad0c8b46 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 7570210d5ca..874d1060961 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 |