LIB = $(obj)lib$(BOARD).a
-COBJS := at91rm9200dk.o at45.o flash.o
+COBJS := at91rm9200dk.o flash.o led.o mux.o
SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
OBJS := $(addprefix $(obj),$(COBJS))
+++ /dev/null
-/* 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>
-#include <asm/hardware.h>
-
-#ifdef CONFIG_HAS_DATAFLASH
-#include <dataflash.h>
-
-#define AT91C_SPI_CLK 10000000 /* Max Value = 10MHz to be compliant to
-the Continuous Array Read function */
-
-/* AC Characteristics */
-/* DLYBS = tCSS = 250ns min and DLYBCT = tCSH = 250ns */
-#define DATAFLASH_TCSS (0xC << 16)
-#define DATAFLASH_TCHS (0x1 << 24)
-
-#define AT91C_TIMEOUT_WRDY 200000
-#define AT91C_SPI_PCS0_SERIAL_DATAFLASH 0xE /* Chip Select 0 : NPCS0 %1110 */
-#define AT91C_SPI_PCS3_DATAFLASH_CARD 0x7 /* Chip Select 3 : NPCS3 %0111 */
-
-void AT91F_SpiInit(void) {
-
-/*-------------------------------------------------------------------*/
-/* SPI DataFlash Init */
-/*-------------------------------------------------------------------*/
- /* Configure PIOs */
- AT91C_BASE_PIOA->PIO_ASR = AT91C_PA3_NPCS0 | AT91C_PA4_NPCS1 | AT91C_PA1_MOSI | AT91C_PA5_NPCS2 |
- AT91C_PA6_NPCS3 | AT91C_PA0_MISO | AT91C_PA2_SPCK;
- AT91C_BASE_PIOA->PIO_PDR = AT91C_PA3_NPCS0 | AT91C_PA4_NPCS1 | AT91C_PA1_MOSI | AT91C_PA5_NPCS2 |
- AT91C_PA6_NPCS3 | AT91C_PA0_MISO | AT91C_PA2_SPCK;
- /* Enable CLock */
- AT91C_BASE_PMC->PMC_PCER = 1 << AT91C_ID_SPI;
-
- /* Reset the SPI */
- AT91C_BASE_SPI->SPI_CR = AT91C_SPI_SWRST;
-
- /* Configure SPI in Master Mode with No CS selected !!! */
- AT91C_BASE_SPI->SPI_MR = AT91C_SPI_MSTR | AT91C_SPI_MODFDIS | AT91C_SPI_PCS;
-
- /* Configure CS0 and CS3 */
- *(AT91C_SPI_CSR + 0) = AT91C_SPI_CPOL | (AT91C_SPI_DLYBS & DATAFLASH_TCSS) | (AT91C_SPI_DLYBCT &
- DATAFLASH_TCHS) | ((AT91C_MASTER_CLOCK / (2*AT91C_SPI_CLK)) << 8);
-
- *(AT91C_SPI_CSR + 3) = AT91C_SPI_CPOL | (AT91C_SPI_DLYBS & DATAFLASH_TCSS) | (AT91C_SPI_DLYBCT &
- DATAFLASH_TCHS) | ((AT91C_MASTER_CLOCK / (2*AT91C_SPI_CLK)) << 8);
-
-}
-
-void AT91F_SpiEnable(int cs) {
- switch(cs) {
- case 0: /* Configure SPI CS0 for Serial DataFlash AT45DBxx */
- AT91C_BASE_SPI->SPI_MR &= 0xFFF0FFFF;
- AT91C_BASE_SPI->SPI_MR |= ((AT91C_SPI_PCS0_SERIAL_DATAFLASH<<16) & AT91C_SPI_PCS);
- break;
- case 3: /* Configure SPI CS3 for Serial DataFlash Card */
- /* Set up PIO SDC_TYPE to switch on DataFlash Card and not MMC/SDCard */
- AT91C_BASE_PIOB->PIO_PER = AT91C_PIO_PB7; /* Set in PIO mode */
- AT91C_BASE_PIOB->PIO_OER = AT91C_PIO_PB7; /* Configure in output */
- /* Clear Output */
- AT91C_BASE_PIOB->PIO_CODR = AT91C_PIO_PB7;
- /* Configure PCS */
- AT91C_BASE_SPI->SPI_MR &= 0xFFF0FFFF;
- AT91C_BASE_SPI->SPI_MR |= ((AT91C_SPI_PCS3_DATAFLASH_CARD<<16) & AT91C_SPI_PCS);
- break;
- }
-
- /* SPI_Enable */
- AT91C_BASE_SPI->SPI_CR = AT91C_SPI_SPIEN;
-}
-
-/*----------------------------------------------------------------------------*/
-/* \fn AT91F_SpiWrite */
-/* \brief Set the PDC registers for a transfert */
-/*----------------------------------------------------------------------------*/
-unsigned int AT91F_SpiWrite ( AT91PS_DataflashDesc pDesc )
-{
- unsigned int timeout;
-
- pDesc->state = BUSY;
-
- AT91C_BASE_SPI->SPI_PTCR = AT91C_PDC_TXTDIS + AT91C_PDC_RXTDIS;
-
- /* Initialize the Transmit and Receive Pointer */
- AT91C_BASE_SPI->SPI_RPR = (unsigned int)pDesc->rx_cmd_pt ;
- AT91C_BASE_SPI->SPI_TPR = (unsigned int)pDesc->tx_cmd_pt ;
-
- /* Intialize the Transmit and Receive Counters */
- AT91C_BASE_SPI->SPI_RCR = pDesc->rx_cmd_size;
- AT91C_BASE_SPI->SPI_TCR = pDesc->tx_cmd_size;
-
- if ( pDesc->tx_data_size != 0 ) {
- /* Initialize the Next Transmit and Next Receive Pointer */
- AT91C_BASE_SPI->SPI_RNPR = (unsigned int)pDesc->rx_data_pt ;
- AT91C_BASE_SPI->SPI_TNPR = (unsigned int)pDesc->tx_data_pt ;
-
- /* Intialize the Next Transmit and Next Receive Counters */
- AT91C_BASE_SPI->SPI_RNCR = pDesc->rx_data_size ;
- AT91C_BASE_SPI->SPI_TNCR = pDesc->tx_data_size ;
- }
-
- /* arm simple, non interrupt dependent timer */
- reset_timer_masked();
- timeout = 0;
-
- AT91C_BASE_SPI->SPI_PTCR = AT91C_PDC_TXTEN + AT91C_PDC_RXTEN;
- while(!(AT91C_BASE_SPI->SPI_SR & AT91C_SPI_RXBUFF) && ((timeout = get_timer_masked() ) < CFG_SPI_WRITE_TOUT));
- AT91C_BASE_SPI->SPI_PTCR = AT91C_PDC_TXTDIS + AT91C_PDC_RXTDIS;
- pDesc->state = IDLE;
-
- if (timeout >= CFG_SPI_WRITE_TOUT){
- printf("Error Timeout\n\r");
- return DATAFLASH_ERROR;
- }
-
- return DATAFLASH_OK;
-}
-
-
-/*----------------------------------------------------------------------*/
-/* \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, (uchar *)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
--- /dev/null
+/*
+ * (C) Copyright 2006
+ * Atmel Nordic AB <www.atmel.com>
+ * Ulf Samuelsson <ulf@atmel.com>
+ *
+ * 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>
+#include <asm/arch/AT91RM9200.h>
+
+#define GREEN_LED AT91C_PIO_PB0
+#define YELLOW_LED AT91C_PIO_PB1
+#define RED_LED AT91C_PIO_PB2
+
+void green_LED_on(void)
+{
+ AT91PS_PIO PIOB = AT91C_BASE_PIOB;
+ PIOB->PIO_CODR = GREEN_LED;
+}
+
+void yellow_LED_on(void)
+{
+ AT91PS_PIO PIOB = AT91C_BASE_PIOB;
+ PIOB->PIO_CODR = YELLOW_LED;
+}
+
+void red_LED_on(void)
+{
+ AT91PS_PIO PIOB = AT91C_BASE_PIOB;
+ PIOB->PIO_CODR = RED_LED;
+}
+
+void green_LED_off(void)
+{
+ AT91PS_PIO PIOB = AT91C_BASE_PIOB;
+ PIOB->PIO_SODR = GREEN_LED;
+}
+
+void yellow_LED_off(void)
+{
+ AT91PS_PIO PIOB = AT91C_BASE_PIOB;
+ PIOB->PIO_SODR = YELLOW_LED;
+}
+
+void red_LED_off(void)
+{
+ AT91PS_PIO PIOB = AT91C_BASE_PIOB;
+ PIOB->PIO_SODR = RED_LED;
+}
+
+
+void LED_init (void)
+{
+ AT91PS_PIO PIOB = AT91C_BASE_PIOB;
+ AT91PS_PMC PMC = AT91C_BASE_PMC;
+ PMC->PMC_PCER = (1 << AT91C_ID_PIOB); /* Enable PIOB clock */
+ /* Disable peripherals on LEDs */
+ PIOB->PIO_PER = AT91C_PIO_PB2 | AT91C_PIO_PB1 | AT91C_PIO_PB0;
+ /* Enable pins as outputs */
+ PIOB->PIO_OER = AT91C_PIO_PB2 | AT91C_PIO_PB1 | AT91C_PIO_PB0;
+ /* Turn all LEDs OFF */
+ PIOB->PIO_SODR = AT91C_PIO_PB2 | AT91C_PIO_PB1 | AT91C_PIO_PB0;
+}
--- /dev/null
+#include <config.h>
+#include <common.h>
+#include <asm/hardware.h>
+#include <dataflash.h>
+
+int AT91F_GetMuxStatus(void) {
+#ifdef DATAFLASH_MMC_SELECT
+ AT91C_BASE_PIOB->PIO_PER = DATAFLASH_MMC_SELECT; /* Set in PIO mode */
+ AT91C_BASE_PIOB->PIO_OER = DATAFLASH_MMC_SELECT; /* Configure in output */
+
+
+ if(AT91C_BASE_PIOB->PIO_ODSR & DATAFLASH_MMC_SELECT) {
+ return 1;
+ } else {
+ return 0;
+ }
+#endif
+ return 0;
+}
+
+void AT91F_SelectMMC(void) {
+#ifdef DATAFLASH_MMC_SELECT
+ AT91C_BASE_PIOB->PIO_PER = DATAFLASH_MMC_SELECT; /* Set in PIO mode */
+ AT91C_BASE_PIOB->PIO_OER = DATAFLASH_MMC_SELECT; /* Configure in output */
+ /* Set Output */
+ AT91C_BASE_PIOB->PIO_SODR = DATAFLASH_MMC_SELECT;
+#endif
+}
+
+void AT91F_SelectSPI(void) {
+#ifdef DATAFLASH_MMC_SELECT
+ AT91C_BASE_PIOB->PIO_PER = DATAFLASH_MMC_SELECT; /* Set in PIO mode */
+ AT91C_BASE_PIOB->PIO_OER = DATAFLASH_MMC_SELECT; /* Configure in output */
+ /* Clear Output */
+ AT91C_BASE_PIOB->PIO_CODR = DATAFLASH_MMC_SELECT;
+#endif
+}
+
+
LIB = $(obj)lib$(BOARD).a
-COBJS := cmc_pu2.o at45.o flash.o load_sernum_ethaddr.o
+COBJS := cmc_pu2.o flash.o load_sernum_ethaddr.o
SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
OBJS := $(addprefix $(obj),$(COBJS))
+++ /dev/null
-/* 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>
-#include <asm/hardware.h>
-
-#ifdef CONFIG_HAS_DATAFLASH
-#include <dataflash.h>
-
-#define AT91C_SPI_CLK 10000000 /* Max Value = 10MHz to be compliant to
-the Continuous Array Read function */
-
-/* AC Characteristics */
-/* DLYBS = tCSS = 250ns min and DLYBCT = tCSH = 250ns */
-#define DATAFLASH_TCSS (0xC << 16)
-#define DATAFLASH_TCHS (0x1 << 24)
-
-#define AT91C_TIMEOUT_WRDY 200000
-#define AT91C_SPI_PCS0_SERIAL_DATAFLASH 0xE /* Chip Select 0 : NPCS0 %1110 */
-#define AT91C_SPI_PCS3_DATAFLASH_CARD 0x7 /* Chip Select 3 : NPCS3 %0111 */
-
-void AT91F_SpiInit(void) {
-
-/*-------------------------------------------------------------------*/
-/* SPI DataFlash Init */
-/*-------------------------------------------------------------------*/
- /* Configure PIOs */
- AT91C_BASE_PIOA->PIO_ASR = AT91C_PA3_NPCS0 | AT91C_PA4_NPCS1 | AT91C_PA1_MOSI | AT91C_PA5_NPCS2 |
- AT91C_PA6_NPCS3 | AT91C_PA0_MISO | AT91C_PA2_SPCK;
- AT91C_BASE_PIOA->PIO_PDR = AT91C_PA3_NPCS0 | AT91C_PA4_NPCS1 | AT91C_PA1_MOSI | AT91C_PA5_NPCS2 |
- AT91C_PA6_NPCS3 | AT91C_PA0_MISO | AT91C_PA2_SPCK;
- /* Enable CLock */
- AT91C_BASE_PMC->PMC_PCER = 1 << AT91C_ID_SPI;
-
- /* Reset the SPI */
- AT91C_BASE_SPI->SPI_CR = AT91C_SPI_SWRST;
-
- /* Configure SPI in Master Mode with No CS selected !!! */
- AT91C_BASE_SPI->SPI_MR = AT91C_SPI_MSTR | AT91C_SPI_MODFDIS | AT91C_SPI_PCS;
-
- /* Configure CS0 and CS3 */
- *(AT91C_SPI_CSR + 0) = AT91C_SPI_CPOL | (AT91C_SPI_DLYBS & DATAFLASH_TCSS) | (AT91C_SPI_DLYBCT &
- DATAFLASH_TCHS) | ((AT91C_MASTER_CLOCK / (2*AT91C_SPI_CLK)) << 8);
-
- *(AT91C_SPI_CSR + 3) = AT91C_SPI_CPOL | (AT91C_SPI_DLYBS & DATAFLASH_TCSS) | (AT91C_SPI_DLYBCT &
- DATAFLASH_TCHS) | ((AT91C_MASTER_CLOCK / (2*AT91C_SPI_CLK)) << 8);
-
-}
-
-void AT91F_SpiEnable(int cs) {
- switch(cs) {
- case 0: /* Configure SPI CS0 for Serial DataFlash AT45DBxx */
- AT91C_BASE_SPI->SPI_MR &= 0xFFF0FFFF;
- AT91C_BASE_SPI->SPI_MR |= ((AT91C_SPI_PCS0_SERIAL_DATAFLASH<<16) & AT91C_SPI_PCS);
- break;
- case 3: /* Configure SPI CS3 for Serial DataFlash Card */
- /* Set up PIO SDC_TYPE to switch on DataFlash Card and not MMC/SDCard */
- AT91C_BASE_PIOB->PIO_PER = AT91C_PIO_PB7; /* Set in PIO mode */
- AT91C_BASE_PIOB->PIO_OER = AT91C_PIO_PB7; /* Configure in output */
- /* Clear Output */
- AT91C_BASE_PIOB->PIO_CODR = AT91C_PIO_PB7;
- /* Configure PCS */
- AT91C_BASE_SPI->SPI_MR &= 0xFFF0FFFF;
- AT91C_BASE_SPI->SPI_MR |= ((AT91C_SPI_PCS3_DATAFLASH_CARD<<16) & AT91C_SPI_PCS);
- break;
- }
-
- /* SPI_Enable */
- AT91C_BASE_SPI->SPI_CR = AT91C_SPI_SPIEN;
-}
-
-/*----------------------------------------------------------------------------*/
-/* \fn AT91F_SpiWrite */
-/* \brief Set the PDC registers for a transfert */
-/*----------------------------------------------------------------------------*/
-unsigned int AT91F_SpiWrite ( AT91PS_DataflashDesc pDesc )
-{
- unsigned int timeout;
-
- pDesc->state = BUSY;
-
- AT91C_BASE_SPI->SPI_PTCR = AT91C_PDC_TXTDIS + AT91C_PDC_RXTDIS;
-
- /* Initialize the Transmit and Receive Pointer */
- AT91C_BASE_SPI->SPI_RPR = (unsigned int)pDesc->rx_cmd_pt ;
- AT91C_BASE_SPI->SPI_TPR = (unsigned int)pDesc->tx_cmd_pt ;
-
- /* Intialize the Transmit and Receive Counters */
- AT91C_BASE_SPI->SPI_RCR = pDesc->rx_cmd_size;
- AT91C_BASE_SPI->SPI_TCR = pDesc->tx_cmd_size;
-
- if ( pDesc->tx_data_size != 0 ) {
- /* Initialize the Next Transmit and Next Receive Pointer */
- AT91C_BASE_SPI->SPI_RNPR = (unsigned int)pDesc->rx_data_pt ;
- AT91C_BASE_SPI->SPI_TNPR = (unsigned int)pDesc->tx_data_pt ;
-
- /* Intialize the Next Transmit and Next Receive Counters */
- AT91C_BASE_SPI->SPI_RNCR = pDesc->rx_data_size ;
- AT91C_BASE_SPI->SPI_TNCR = pDesc->tx_data_size ;
- }
-
- /* arm simple, non interrupt dependent timer */
- reset_timer_masked();
- timeout = 0;
-
- AT91C_BASE_SPI->SPI_PTCR = AT91C_PDC_TXTEN + AT91C_PDC_RXTEN;
- while(!(AT91C_BASE_SPI->SPI_SR & AT91C_SPI_RXBUFF) && ((timeout = get_timer_masked() ) < CFG_SPI_WRITE_TOUT));
- AT91C_BASE_SPI->SPI_PTCR = AT91C_PDC_TXTDIS + AT91C_PDC_RXTDIS;
- pDesc->state = IDLE;
-
- if (timeout >= CFG_SPI_WRITE_TOUT){
- printf("Error Timeout\n\r");
- return DATAFLASH_ERROR;
- }
-
- return DATAFLASH_OK;
-}
-
-
-/*----------------------------------------------------------------------*/
-/* \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
#ifdef CONFIG_MPC8260 /* only valid for MPC8260 */
#include <ioports.h>
#endif
-#ifdef CONFIG_AT91RM9200DK /* need this for the at91rm9200dk */
+#ifdef CONFIG_AT91RM9200 /* need this for the at91rm9200 */
#include <asm/io.h>
#include <asm/arch/hardware.h>
#endif
LIB = $(obj)lib$(SOC).a
COBJS = bcm5221.o dm9161.o ether.o i2c.o interrupts.o \
- lxt972.o serial.o usb.o
+ lxt972.o serial.o usb.o spi.o
SOBJS = lowlevel_init.o
SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
return TRUE;
}
- if ((stat1 & DM9161_100BASE_T4_HD) && (stat2 & DM9161_100HDX)) {
+ if ((stat1 & DM9161_100BASE_TX_HD) && (stat2 & DM9161_100HDX)) {
/*set MII for 100BaseTX and Half Duplex */
p_mac->EMAC_CFG = (p_mac->EMAC_CFG &
~(AT91C_EMAC_SPD | AT91C_EMAC_FD))
at91rm9200_EmacReadPhy (p_mac, DM9161_MDINTR, &IntValue);
/* set FDX, SPD, Link, INTR masks */
IntValue |= (DM9161_FDX_MASK | DM9161_SPD_MASK |
- DM9161_LINK_MASK | DM9161_INTR_MASK);
+ DM9161_LINK_MASK | DM9161_INTR_MASK);
at91rm9200_EmacWritePhy (p_mac, DM9161_MDINTR, &IntValue);
at91rm9200_EmacDisableMDIO (p_mac);
if (!at91rm9200_EmacWritePhy (p_mac, DM9161_BMCR, &value))
return FALSE;
- /* Set the Auto_negotiation Advertisement Register */
- /* MII advertising for Next page, 100BaseTxFD and HD, 10BaseTFD and HD, IEEE 802.3 */
+ /* Set the Auto_negotiation Advertisement Register */
+ /* MII advertising for Next page, 100BaseTxFD and HD, */
+ /* 10BaseTFD and HD, IEEE 802.3 */
PhyAnar = DM9161_NP | DM9161_TX_FDX | DM9161_TX_HDX |
- DM9161_10_FDX | DM9161_10_HDX | DM9161_AN_IEEE_802_3;
+ DM9161_10_FDX | DM9161_10_HDX | DM9161_AN_IEEE_802_3;
if (!at91rm9200_EmacWritePhy (p_mac, DM9161_ANAR, &PhyAnar))
return FALSE;
--- /dev/null
+/* 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>
+#include <asm/hardware.h>
+
+#ifdef CONFIG_HAS_DATAFLASH
+#include <dataflash.h>
+
+#define AT91C_SPI_CLK 10000000 /* Max Value = 10MHz to be compliant to
+ the Continuous Array Read function */
+
+/* AC Characteristics */
+/* DLYBS = tCSS = 250ns min and DLYBCT = tCSH = 250ns */
+#define DATAFLASH_TCSS (0xC << 16)
+#define DATAFLASH_TCHS (0x1 << 24)
+
+#define AT91C_TIMEOUT_WRDY 200000
+#define AT91C_SPI_PCS0_SERIAL_DATAFLASH 0xE /* Chip Select 0: NPCS0%1110 */
+#define AT91C_SPI_PCS3_DATAFLASH_CARD 0x7 /* Chip Select 3: NPCS3%0111 */
+
+/*-------------------------------------------------------------------*/
+/* SPI DataFlash Init */
+/*-------------------------------------------------------------------*/
+void AT91F_SpiInit(void)
+{
+ /* Configure PIOs */
+ AT91C_BASE_PIOA->PIO_ASR =
+ AT91C_PA3_NPCS0 | AT91C_PA4_NPCS1 | AT91C_PA1_MOSI |
+ AT91C_PA5_NPCS2 | AT91C_PA6_NPCS3 | AT91C_PA0_MISO |
+ AT91C_PA2_SPCK;
+ AT91C_BASE_PIOA->PIO_PDR =
+ AT91C_PA3_NPCS0 | AT91C_PA4_NPCS1 | AT91C_PA1_MOSI |
+ AT91C_PA5_NPCS2 | AT91C_PA6_NPCS3 | AT91C_PA0_MISO |
+ AT91C_PA2_SPCK;
+ /* Enable CLock */
+ AT91C_BASE_PMC->PMC_PCER = 1 << AT91C_ID_SPI;
+
+ /* Reset the SPI */
+ AT91C_BASE_SPI->SPI_CR = AT91C_SPI_SWRST;
+
+ /* Configure SPI in Master Mode with No CS selected !!! */
+ AT91C_BASE_SPI->SPI_MR =
+ AT91C_SPI_MSTR | AT91C_SPI_MODFDIS | AT91C_SPI_PCS;
+
+ /* Configure CS0 and CS3 */
+ *(AT91C_SPI_CSR + 0) =
+ AT91C_SPI_CPOL | (AT91C_SPI_DLYBS & DATAFLASH_TCSS) |
+ (AT91C_SPI_DLYBCT & DATAFLASH_TCHS) |
+ ((AT91C_MASTER_CLOCK / (2*AT91C_SPI_CLK)) << 8);
+
+ *(AT91C_SPI_CSR + 3) =
+ AT91C_SPI_CPOL | (AT91C_SPI_DLYBS & DATAFLASH_TCSS) |
+ (AT91C_SPI_DLYBCT & DATAFLASH_TCHS) |
+ ((AT91C_MASTER_CLOCK / (2*AT91C_SPI_CLK)) << 8);
+}
+
+void AT91F_SpiEnable(int cs)
+{
+ switch(cs) {
+ case 0: /* Configure SPI CS0 for Serial DataFlash AT45DBxx */
+ AT91C_BASE_SPI->SPI_MR &= 0xFFF0FFFF;
+ AT91C_BASE_SPI->SPI_MR |=
+ ((AT91C_SPI_PCS0_SERIAL_DATAFLASH<<16) &
+ AT91C_SPI_PCS);
+ break;
+ case 3: /* Configure SPI CS3 for Serial DataFlash Card */
+ /* Set up PIO SDC_TYPE to switch on DataFlash Card */
+ /* and not MMC/SDCard */
+ AT91C_BASE_PIOB->PIO_PER =
+ AT91C_PIO_PB7; /* Set in PIO mode */
+ AT91C_BASE_PIOB->PIO_OER =
+ AT91C_PIO_PB7; /* Configure in output */
+ /* Clear Output */
+ AT91C_BASE_PIOB->PIO_CODR = AT91C_PIO_PB7;
+ /* Configure PCS */
+ AT91C_BASE_SPI->SPI_MR &= 0xFFF0FFFF;
+ AT91C_BASE_SPI->SPI_MR |=
+ ((AT91C_SPI_PCS3_DATAFLASH_CARD<<16) & AT91C_SPI_PCS);
+ break;
+ }
+
+ /* SPI_Enable */
+ AT91C_BASE_SPI->SPI_CR = AT91C_SPI_SPIEN; }
+
+/*---------------------------------------------------------------------------*/
+/* \fn AT91F_SpiWrite */
+/* \brief Set the PDC registers for a transfert */
+/*---------------------------------------------------------------------------*/
+unsigned int AT91F_SpiWrite ( AT91PS_DataflashDesc pDesc )
+{
+ unsigned int timeout;
+
+ pDesc->state = BUSY;
+
+ AT91C_BASE_SPI->SPI_PTCR = AT91C_PDC_TXTDIS + AT91C_PDC_RXTDIS;
+
+ /* Initialize the Transmit and Receive Pointer */
+ AT91C_BASE_SPI->SPI_RPR = (unsigned int)pDesc->rx_cmd_pt ;
+ AT91C_BASE_SPI->SPI_TPR = (unsigned int)pDesc->tx_cmd_pt ;
+
+ /* Intialize the Transmit and Receive Counters */
+ AT91C_BASE_SPI->SPI_RCR = pDesc->rx_cmd_size;
+ AT91C_BASE_SPI->SPI_TCR = pDesc->tx_cmd_size;
+
+ if ( pDesc->tx_data_size != 0 ) {
+ /* Initialize the Next Transmit and Next Receive Pointer */
+ AT91C_BASE_SPI->SPI_RNPR = (unsigned int)pDesc->rx_data_pt ;
+ AT91C_BASE_SPI->SPI_TNPR = (unsigned int)pDesc->tx_data_pt ;
+
+ /* Intialize the Next Transmit and Next Receive Counters */
+ AT91C_BASE_SPI->SPI_RNCR = pDesc->rx_data_size ;
+ AT91C_BASE_SPI->SPI_TNCR = pDesc->tx_data_size ;
+ }
+
+ /* arm simple, non interrupt dependent timer */
+ reset_timer_masked();
+ timeout = 0;
+
+ AT91C_BASE_SPI->SPI_PTCR = AT91C_PDC_TXTEN + AT91C_PDC_RXTEN;
+ while(!(AT91C_BASE_SPI->SPI_SR & AT91C_SPI_RXBUFF) &&
+ ((timeout = get_timer_masked() ) < CFG_SPI_WRITE_TOUT));
+ AT91C_BASE_SPI->SPI_PTCR = AT91C_PDC_TXTDIS + AT91C_PDC_RXTDIS;
+ pDesc->state = IDLE;
+
+ if (timeout >= CFG_SPI_WRITE_TOUT){
+ printf("Error Timeout\n\r");
+ return DATAFLASH_ERROR;
+ }
+
+ return DATAFLASH_OK;
+}
+
+#endif
+
#include <config.h>
#include <version.h>
-
+#if defined(CONFIG_AT91RM9200DK) || defined(CONFIG_AT91RM9200EK) || defined(CONFIG_AT91RM9200DF)
+#include <led.h>
+#endif
/*
*************************************************************************
orr r0,r0,#0xd3
msr cpsr,r0
+#if CONFIG_AT91RM9200
+#if defined(CONFIG_AT91RM9200DK) || defined(CONFIG_AT91RM9200EK) || defined(CONFIG_AT91RM9200DF)
+ bl LED_init
+ bl red_LED_on
+#endif
+
+#ifdef CONFIG_BOOTBINFUNC
+/* code based on entry.S from ATMEL */
+#define AT91C_BASE_CKGR 0xFFFFFC20
+#define CKGR_MOR 0
+ /* Get the CKGR Base Address */
+ ldr r1, =AT91C_BASE_CKGR
+
+/* Main oscillator Enable register APMC_MOR : Enable main oscillator , OSCOUNT = 0xFF */
+/* ldr r0, = AT91C_CKGR_MOSCEN:OR:AT91C_CKGR_OSCOUNT */
+ ldr r0, =0x0000FF01
+ str r0, [r1, #CKGR_MOR]
+ /* Add loop to compensate Main Oscillator startup time */
+ ldr r0, =0x00000010
+LoopOsc:
+ subs r0, r0, #1
+ bhi LoopOsc
+ /* scratch stack */
+ ldr r1, =0x00204000
+ /* Insure word alignment */
+ bic r1, r1, #3
+ /* Init stack SYS */
+ mov sp, r1
+ /*
+ * This does a lot more than just set up the memory, which
+ * is why it's called lowlevelinit
+ */
+ bl lowlevelinit /* in memsetup.S */
+ bl icache_enable;
+ /* ------------------------------------
+ * Read/modify/write CP15 control register
+ * -------------------------------------
+ * read cp15 control register (cp15 r1) in r0
+ * ------------------------------------
+ */
+ mrc p15, 0, r0, c1, c0, 0
+ /* Reset bit :Little Endian end fast bus mode */
+ ldr r3, =0xC0000080
+ /* Set bit :Asynchronous clock mode, Not Fast Bus */
+ ldr r4, =0xC0000000
+ bic r0, r0, r3
+ orr r0, r0, r4
+ /* write r0 in cp15 control register (cp15 r1) */
+ mcr p15, 0, r0, c1, c0, 0
+#endif /* CONFIG_BOOTBINFUNC */
+ /*
+ * relocate exeception table
+ */
+ ldr r0, =_start
+ ldr r1, =0x0
+ mov r2, #16
+copyex:
+ subs r2, r2, #1
+ ldr r3, [r0], #4
+ str r3, [r1], #4
+ bne copyex
+#endif
+
/* turn off the watchdog */
#if defined(CONFIG_S3C2400)
# define pWTCON 0x15300000
bl cpu_init_crit
#endif
+#ifdef CONFIG_AT91RM9200
+#ifdef CONFIG_BOOTBINFUNC
+relocate: /* relocate U-Boot to RAM */
+ adr r0, _start /* r0 <- current position of code */
+ ldr r1, _TEXT_BASE /* test if we run from flash or RAM */
+ cmp r0, r1 /* don't reloc during debug */
+ beq stack_setup
+
+ ldr r2, _armboot_start
+ ldr r3, _bss_start
+ sub r2, r3, r2 /* r2 <- size of armboot */
+ add r2, r0, r2 /* r2 <- source end address */
+
+copy_loop:
+ ldmia r0!, {r3-r10} /* copy from source address [r0] */
+ stmia r1!, {r3-r10} /* copy to target address [r1] */
+ cmp r0, r2 /* until source end addreee [r2] */
+ ble copy_loop
+#endif /* CONFIG_BOOTBINFUNC */
+#else
#ifndef CONFIG_SKIP_RELOCATE_UBOOT
relocate: /* relocate U-Boot to RAM */
adr r0, _start /* r0 <- current position of code */
cmp r0, r2 /* until source end addreee [r2] */
ble copy_loop
#endif /* CONFIG_SKIP_RELOCATE_UBOOT */
-
+#endif
/* Set up the stack */
stack_setup:
ldr r0, _TEXT_BASE /* upper 128 KiB: relocated uboot */
* find a lowlevel_init.S in your board directory.
*/
mov ip, lr
+#if defined(CONFIG_AT91RM9200DK) || defined(CONFIG_AT91RM9200EK) || defined(CONFIG_AT91RM9200DF)
+
+#else
bl lowlevel_init
+#endif
mov lr, ip
mov pc, lr
#endif /* CONFIG_SKIP_LOWLEVEL_INIT */
LIB = $(obj)libdrivers.a
-COBJS = 3c589.o 5701rls.o ali512x.o ata_piix.o atmel_usart.o \
+COBJS = 3c589.o 5701rls.o ali512x.o at45.o ata_piix.o atmel_usart.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 enc28j60.o \
--- /dev/null
+/* 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>
+
+/*
+ * spi.c API
+ */
+extern unsigned int AT91F_SpiWrite (AT91PS_DataflashDesc pDesc);
+extern void AT91F_SpiEnable(int cs);
+
+#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 thru 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 2 */
+/* : <*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,
+ (uchar *) 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
+
+
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)
+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)
+#if defined(CONFIG_NEW_PARTITION)
+dataflash_protect_t area_list[NB_DATAFLASH_AREA] = {
+ {0x00000000, 0x00003FFF, FLAG_PROTECT_SET, 0, "Bootstrap"}, /* ROM code */
+ {0x00004200, 0x000083FF, FLAG_PROTECT_CLEAR, 0, "Environment"}, /* u-boot environment */
+ {0x00008400, 0x0003DDFF, FLAG_PROTECT_SET, 0, "U-Boot"}, /* u-boot code */
+ {0x0003DE00, 0x00041FFF, FLAG_PROTECT_CLEAR, FLAG_SETENV, "MON"}, /* Room for alternative boot monitor */
+ {0x00042000, 0x0018BFFF, FLAG_PROTECT_CLEAR, FLAG_SETENV, "OS"}, /* data area size to tune */
+ {0x0018C000, 0xFFFFFFFF, FLAG_PROTECT_CLEAR, FLAG_SETENV, "FS"}, /* data area size to tune */
+};
+#else
+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 */
+};
+#endif
+#elif defined(CONFIG_NEW_PARTITION)
+/*define the area offsets*/
+/* Invalid partitions should be defined with start > end */
+dataflash_protect_t area_list[NB_DATAFLASH_AREA*CFG_MAX_DATAFLASH_BANKS] = {
+ {0x00000000, 0x000083ff, FLAG_PROTECT_SET, 0, "Bootstrap"}, /* ROM code */
+ {0x00008400, 0x00020fff, FLAG_PROTECT_SET, 0, "U-Boot"}, /* u-boot code */
+ {0x00021000, 0x000293ff, FLAG_PROTECT_CLEAR, 0, "Environment"}, /* u-boot environment 8Kb */
+ {0x00029400, 0x00041fff, FLAG_PROTECT_INVALID, 0, "<Unused>"}, /* Rest of Sector 1 */
+ {0x00042000, 0x0018Bfff, FLAG_PROTECT_CLEAR, FLAG_SETENV, "OS"}, /* data area size to tune */
+ {0x0018C000, 0xffffffff, FLAG_PROTECT_CLEAR, FLAG_SETENV, "FS"}, /* data area size to tune */
+
+ {0x00000000, 0xffffffff, FLAG_PROTECT_CLEAR, FLAG_SETENV, "Data"}, /* data area */
+ {0xffffffff, 0x00000000, FLAG_PROTECT_INVALID, 0, "<Invalid>"}, /* Invalid */
+ {0xffffffff, 0x00000000, FLAG_PROTECT_INVALID, 0, "<Invalid>"}, /* Invalid */
+ {0xffffffff, 0x00000000, FLAG_PROTECT_INVALID, 0, "<Invalid>"}, /* Invalid */
+ {0xffffffff, 0x00000000, FLAG_PROTECT_INVALID, 0, "<Invalid>"}, /* Invalid */
+ {0xffffffff, 0x00000000, FLAG_PROTECT_INVALID, 0, "<Invalid>"}, /* Invalid */
+};
+#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);
unsigned long addr,
unsigned long size, char *buffer);
extern int AT91F_DataFlashWrite( AT91PS_DataFlash pDataFlash,
- unsigned char *src,
- int dest,
- int size );
+ unsigned char *src,
+ int dest,
+ int size );
int AT91F_DataflashInit (void)
{
int i, j;
int dfcode;
+ int part = 0;
+ int last_part;
+ int found[CFG_MAX_DATAFLASH_BANKS];
+ unsigned char protected;
AT91F_SpiInit ();
for (i = 0; i < CFG_MAX_DATAFLASH_BANKS; i++) {
+ found[i] = 0;
dataflash_info[i].Desc.state = IDLE;
dataflash_info[i].id = 0;
dataflash_info[i].Device.pages_number = 0;
- dfcode = AT91F_DataflashProbe (cs[i][1], &dataflash_info[i].Desc);
+ dfcode = AT91F_DataflashProbe (cs[i][1],
+ &dataflash_info[i].Desc);
switch (dfcode) {
case AT45DB161:
dataflash_info[i].Desc.DataFlash_state = IDLE;
dataflash_info[i].logical_address = cs[i][0];
dataflash_info[i].id = dfcode;
+ found[i] += dfcode;;
break;
case AT45DB321:
dataflash_info[i].Desc.DataFlash_state = IDLE;
dataflash_info[i].logical_address = cs[i][0];
dataflash_info[i].id = dfcode;
+ found[i] += dfcode;;
break;
case AT45DB642:
dataflash_info[i].Desc.DataFlash_state = IDLE;
dataflash_info[i].logical_address = cs[i][0];
dataflash_info[i].id = dfcode;
+ found[i] += dfcode;;
break;
+
case AT45DB128:
dataflash_info[i].Device.pages_number = 16384;
dataflash_info[i].Device.pages_size = 1056;
dataflash_info[i].Desc.DataFlash_state = IDLE;
dataflash_info[i].logical_address = cs[i][0];
dataflash_info[i].id = dfcode;
+ found[i] += dfcode;;
break;
default:
+ dfcode = 0;
break;
}
/* set the last area end to the dataflash size*/
(dataflash_info[i].Device.pages_number *
dataflash_info[i].Device.pages_size)-1;
+ last_part=0;
/* set the area addresses */
for(j = 0; j<NB_DATAFLASH_AREA; j++) {
- dataflash_info[i].Device.area_list[j].start = area_list[j].start + dataflash_info[i].logical_address;
- dataflash_info[i].Device.area_list[j].end = area_list[j].end + dataflash_info[i].logical_address;
- dataflash_info[i].Device.area_list[j].protected = area_list[j].protected;
+ if(found[i]!=0) {
+ dataflash_info[i].Device.area_list[j].start =
+ area_list[part].start +
+ dataflash_info[i].logical_address;
+ if(area_list[part].end == 0xffffffff) {
+ dataflash_info[i].Device.area_list[j].end =
+ dataflash_info[i].end_address +
+ dataflash_info [i].logical_address;
+ last_part = 1;
+ } else {
+ dataflash_info[i].Device.area_list[j].end =
+ area_list[part].end +
+ dataflash_info[i].logical_address;
+ }
+ protected = area_list[part].protected;
+ /* Set the environment according to the label...*/
+ if(protected == FLAG_PROTECT_INVALID) {
+ dataflash_info[i].Device.area_list[j].protected =
+ FLAG_PROTECT_INVALID;
+ } else {
+ dataflash_info[i].Device.area_list[j].protected =
+ protected;
+ }
+ strcpy((char*)(dataflash_info[i].Device.area_list[j].label),
+ (const char *)area_list[part].label);
+ }
+ part++;
}
}
- return (1);
+ return found[0];
}
+#ifdef CONFIG_NEW_DF_PARTITION
+int AT91F_DataflashSetEnv (void)
+{
+ int i, j;
+ int part;
+ unsigned char env;
+ unsigned char s[32]; /* Will fit a long int in hex */
+ unsigned long start;
+ for (i = 0, part= 0; i < CFG_MAX_DATAFLASH_BANKS; i++) {
+ for(j = 0; j<NB_DATAFLASH_AREA; j++) {
+ env = area_list[part].setenv;
+ /* Set the environment according to the label...*/
+ if((env & FLAG_SETENV) == FLAG_SETENV) {
+ start =
+ dataflash_info[i].Device.area_list[j].start;
+ sprintf(s,"%X",start);
+ setenv(area_list[part].label,s);
+ }
+ part++;
+ }
+ }
+}
+#endif
void dataflash_print_info (void)
{
for (i = 0; i < CFG_MAX_DATAFLASH_BANKS; i++) {
if (dataflash_info[i].id != 0) {
- printf ("DataFlash:");
+ printf("DataFlash:");
switch (dataflash_info[i].id) {
case AT45DB161:
- printf ("AT45DB161\n");
+ printf("AT45DB161\n");
break;
case AT45DB321:
- printf ("AT45DB321\n");
+ printf("AT45DB321\n");
break;
case AT45DB642:
- printf ("AT45DB642\n");
+ printf("AT45DB642\n");
break;
case AT45DB128:
- printf ("AT45DB128\n");
+ printf("AT45DB128\n");
break;
}
- printf ("Nb pages: %6d\n"
+ printf("Nb pages: %6d\n"
"Page Size: %6d\n"
"Size=%8d bytes\n"
"Logical address: 0x%08X\n",
dataflash_info[i].Device.pages_size,
(unsigned int) dataflash_info[i].logical_address);
for (j=0; j< NB_DATAFLASH_AREA; j++) {
- printf ("Area %i:\t%08lX to %08lX %s\n", j,
- dataflash_info[i].Device.area_list[j].start,
- dataflash_info[i].Device.area_list[j].end,
- (dataflash_info[i].Device.area_list[j].protected ==
- FLAG_PROTECT_SET) ? "(RO)" : "");
+ switch(dataflash_info[i].Device.area_list[j].protected) {
+ case FLAG_PROTECT_SET:
+ case FLAG_PROTECT_CLEAR:
+ printf("Area %i:\t%08lX to %08lX %s", j,
+ dataflash_info[i].Device.area_list[j].start,
+ dataflash_info[i].Device.area_list[j].end,
+ (dataflash_info[i].Device.area_list[j].protected==FLAG_PROTECT_SET) ? "(RO)" : " ");
+#ifdef CONFIG_NEW_DF_PARTITION
+ printf(" %s\n", dataflash_info[i].Device.area_list[j].label);
+#else
+ printf("\n");
+#endif
+ break;
+#ifdef CONFIG_NEW_DF_PARTITION
+ case FLAG_PROTECT_INVALID:
+ break;
+#endif
+ }
}
}
}
}
-/*------------------------------------------------------------------------------*/
-/* Function Name : AT91F_DataflashSelect */
-/* Object : Select the correct device */
-/*------------------------------------------------------------------------------*/
-AT91PS_DataFlash AT91F_DataflashSelect (AT91PS_DataFlash pFlash, unsigned long *addr)
+/*---------------------------------------------------------------------------*/
+/* Function Name : AT91F_DataflashSelect */
+/* Object : Select the correct device */
+/*---------------------------------------------------------------------------*/
+AT91PS_DataFlash AT91F_DataflashSelect (AT91PS_DataFlash pFlash,
+ unsigned long *addr)
{
char addr_valid = 0;
int i;
for (i = 0; i < CFG_MAX_DATAFLASH_BANKS; i++)
- if ((*addr & 0xFF000000) == dataflash_info[i].logical_address) {
+ if ( dataflash_info[i].id
+ && ((((int) addr) & 0xFF000000) ==
+ dataflash_info[i].logical_address)) {
addr_valid = 1;
break;
}
return (pFlash);
}
-/*------------------------------------------------------------------------------*/
-/* Function Name : addr_dataflash */
-/* Object : Test if address is valid */
-/*------------------------------------------------------------------------------*/
+/*---------------------------------------------------------------------------*/
+/* Function Name : addr_dataflash */
+/* Object : Test if address is valid */
+/*---------------------------------------------------------------------------*/
int addr_dataflash (unsigned long addr)
{
int addr_valid = 0;
return addr_valid;
}
-/*-----------------------------------------------------------------------------*/
-/* Function Name : size_dataflash */
-/* Object : Test if address is valid regarding the size */
-/*-----------------------------------------------------------------------------*/
-int size_dataflash (AT91PS_DataFlash pdataFlash, unsigned long addr, unsigned long size)
+/*---------------------------------------------------------------------------*/
+/* Function Name : size_dataflash */
+/* Object : Test if address is valid regarding the size */
+/*---------------------------------------------------------------------------*/
+int size_dataflash (AT91PS_DataFlash pdataFlash, unsigned long addr,
+ unsigned long size)
{
/* is outside the dataflash */
if (((int)addr & 0x0FFFFFFF) > (pdataFlash->pDevice->pages_size *
pdataFlash->pDevice->pages_number)) return 0;
/* is too large for the dataflash */
if (size > ((pdataFlash->pDevice->pages_size *
- pdataFlash->pDevice->pages_number) - ((int)addr & 0x0FFFFFFF))) return 0;
+ pdataFlash->pDevice->pages_number) -
+ ((int)addr & 0x0FFFFFFF))) return 0;
return 1;
}
-/*-----------------------------------------------------------------------------*/
-/* Function Name : prot_dataflash */
-/* Object : Test if destination area is protected */
-/*-----------------------------------------------------------------------------*/
+/*---------------------------------------------------------------------------*/
+/* Function Name : prot_dataflash */
+/* Object : Test if destination area is protected */
+/*---------------------------------------------------------------------------*/
int prot_dataflash (AT91PS_DataFlash pdataFlash, unsigned long addr)
{
int area;
(addr < pdataFlash->pDevice->area_list[area].end))
break;
}
- if (area == NB_DATAFLASH_AREA) return -1;
+ if (area == NB_DATAFLASH_AREA)
+ return -1;
+
/*test protection value*/
- if (pdataFlash->pDevice->area_list[area].protected == FLAG_PROTECT_SET) return 0;
+ if (pdataFlash->pDevice->area_list[area].protected == FLAG_PROTECT_SET)
+ return 0;
+ if (pdataFlash->pDevice->area_list[area].protected == FLAG_PROTECT_INVALID)
+ return 0;
return 1;
}
-/*-----------------------------------------------------------------------------*/
-/* Function Name : dataflash_real_protect */
-/* Object : protect/unprotect area */
-/*-----------------------------------------------------------------------------*/
-int dataflash_real_protect (int flag, unsigned long start_addr, unsigned long end_addr)
+/*--------------------------------------------------------------------------*/
+/* Function Name : dataflash_real_protect */
+/* Object : protect/unprotect area */
+/*--------------------------------------------------------------------------*/
+int dataflash_real_protect (int flag, unsigned long start_addr,
+ unsigned long end_addr)
{
int i,j, area1, area2, addr_valid = 0;
/* find dataflash */
}
/* find start area */
for (area1=0; area1 < NB_DATAFLASH_AREA; area1++) {
- if (start_addr == dataflash_info[i].Device.area_list[area1].start) break;
+ if (start_addr == dataflash_info[i].Device.area_list[area1].start)
+ break;
}
if (area1 == NB_DATAFLASH_AREA) return -1;
/* find end area */
for (area2=0; area2 < NB_DATAFLASH_AREA; area2++) {
- if (end_addr == dataflash_info[i].Device.area_list[area2].end) break;
+ if (end_addr == dataflash_info[i].Device.area_list[area2].end)
+ break;
}
- if (area2 == NB_DATAFLASH_AREA) return -1;
+ if (area2 == NB_DATAFLASH_AREA)
+ return -1;
/*set protection value*/
for(j = area1; j < area2+1 ; j++)
- if (flag == 0) dataflash_info[i].Device.area_list[j].protected = FLAG_PROTECT_CLEAR;
- else dataflash_info[i].Device.area_list[j].protected = FLAG_PROTECT_SET;
+ if(dataflash_info[i].Device.area_list[j].protected
+ != FLAG_PROTECT_INVALID) {
+ if (flag == 0) {
+ dataflash_info[i].Device.area_list[j].protected
+ = FLAG_PROTECT_CLEAR;
+ } else {
+ dataflash_info[i].Device.area_list[j].protected
+ = FLAG_PROTECT_SET;
+ }
+ }
return (area2-area1+1);
}
-/*------------------------------------------------------------------------------*/
-/* Function Name : read_dataflash */
-/* Object : dataflash memory read */
-/*------------------------------------------------------------------------------*/
+/*---------------------------------------------------------------------------*/
+/* Function Name : read_dataflash */
+/* Object : dataflash memory read */
+/*---------------------------------------------------------------------------*/
int read_dataflash (unsigned long addr, unsigned long size, char *result)
{
unsigned long AddrToRead = addr;
}
-/*-----------------------------------------------------------------------------*/
-/* Function Name : write_dataflash */
-/* Object : write a block in dataflash */
-/*-----------------------------------------------------------------------------*/
+/*---------------------------------------------------------------------------*/
+/* Function Name : write_dataflash */
+/* Object : write a block in dataflash */
+/*---------------------------------------------------------------------------*/
int write_dataflash (unsigned long addr_dest, unsigned long addr_src,
- unsigned long size)
+ unsigned long size)
{
unsigned long AddrToWrite = addr_dest;
AT91PS_DataFlash pFlash = &DataFlashInst;
if (AddrToWrite == -1)
return -1;
- return AT91F_DataFlashWrite (pFlash, (uchar *)addr_src, AddrToWrite, size);
+ return AT91F_DataFlashWrite (pFlash, (uchar *)addr_src,
+ AddrToWrite, size);
}
case ERR_OK:
break;
case ERR_TIMOUT:
- printf ("Timeout writing to DataFlash\n");
+ printf("Timeout writing to DataFlash\n");
break;
case ERR_PROTECTED:
- printf ("Can't write to protected DataFlash sectors\n");
+ printf("Can't write to protected/invalid DataFlash sectors\n");
break;
case ERR_INVAL:
- printf ("Outside available DataFlash\n");
+ printf("Outside available DataFlash\n");
break;
case ERR_UNKNOWN_FLASH_TYPE:
- printf ("Unknown Type of DataFlash\n");
+ printf("Unknown Type of DataFlash\n");
break;
case ERR_PROG_ERROR:
- printf ("General DataFlash Programming Error\n");
+ printf("General DataFlash Programming Error\n");
break;
default:
- printf ("%s[%d] FIXME: rc=%d\n", __FILE__, __LINE__, err);
+ printf("%s[%d] FIXME: rc=%d\n", __FILE__, __LINE__, err);
break;
}
}
typedef volatile unsigned int AT91_REG; /* Hardware register definition */
-/******************************************************************************/
-/* SOFTWARE API DEFINITION FOR Timer Counter Channel Interface */
-/******************************************************************************/
+/*****************************************************************************/
+/* SOFTWARE API DEFINITION FOR Timer Counter Channel Interface */
+/*****************************************************************************/
typedef struct _AT91S_TC
{
AT91_REG TC_CCR; /* Channel Control Register */
AT91_REG TC_IMR; /* Interrupt Mask Register */
} AT91S_TC, *AT91PS_TC;
-#define AT91C_TC_TIMER_DIV1_CLOCK ((unsigned int) 0x0 << 0) /* (TC) MCK/2 */
-#define AT91C_TC_TIMER_DIV2_CLOCK ((unsigned int) 0x1 << 0) /* (TC) MCK/8 */
-#define AT91C_TC_TIMER_DIV3_CLOCK ((unsigned int) 0x2 << 0) /* (TC) MCK/32 */
-#define AT91C_TC_TIMER_DIV4_CLOCK ((unsigned int) 0x3 << 0) /* (TC) MCK/128 */
-#define AT91C_TC_SLOW_CLOCK ((unsigned int) 0x4 << 0) /* (TC) SLOW CLK */
-#define AT91C_TC_XC0_CLOCK ((unsigned int) 0x5 << 0) /* (TC) XC0 */
-#define AT91C_TC_XC1_CLOCK ((unsigned int) 0x6 << 0) /* (TC) XC1 */
-#define AT91C_TC_XC2_CLOCK ((unsigned int) 0x7 << 0) /* (TC) XC2 */
-#define AT91C_TCB_TC0XC0S_NONE ((unsigned int) 0x1) /* (TCB) None signal connected to XC0 */
-#define AT91C_TCB_TC1XC1S_NONE ((unsigned int) 0x1 << 2) /* (TCB) None signal connected to XC1 */
-#define AT91C_TCB_TC2XC2S_NONE ((unsigned int) 0x1 << 4) /* (TCB) None signal connected to XC2 */
-#define AT91C_TC_CLKDIS ((unsigned int) 0x1 << 1) /* (TC) Counter Clock Disable Command */
-#define AT91C_TC_SWTRG ((unsigned int) 0x1 << 2) /* (TC) Software Trigger Command */
-#define AT91C_TC_CLKEN ((unsigned int) 0x1 << 0) /* (TC) Counter Clock Enable Command */
-
-/******************************************************************************/
-/* SOFTWARE API DEFINITION FOR Usart */
-/******************************************************************************/
+#define AT91C_TC_TIMER_DIV1_CLOCK ((unsigned int) 0x0 << 0) /* (TC) MCK/2 */
+#define AT91C_TC_TIMER_DIV2_CLOCK ((unsigned int) 0x1 << 0) /* (TC) MCK/8 */
+#define AT91C_TC_TIMER_DIV3_CLOCK ((unsigned int) 0x2 << 0) /* (TC) MCK/32 */
+#define AT91C_TC_TIMER_DIV4_CLOCK ((unsigned int) 0x3 << 0) /* (TC) MCK/128 */
+#define AT91C_TC_SLOW_CLOCK ((unsigned int) 0x4 << 0) /* (TC) SLOW CLK*/
+#define AT91C_TC_XC0_CLOCK ((unsigned int) 0x5 << 0) /* (TC) XC0 */
+#define AT91C_TC_XC1_CLOCK ((unsigned int) 0x6 << 0) /* (TC) XC1 */
+#define AT91C_TC_XC2_CLOCK ((unsigned int) 0x7 << 0) /* (TC) XC2 */
+#define AT91C_TCB_TC0XC0S_NONE ((unsigned int) 0x1) /* (TCB) None signal connected to XC0 */
+#define AT91C_TCB_TC1XC1S_NONE ((unsigned int) 0x1 << 2) /* (TCB) None signal connected to XC1 */
+#define AT91C_TCB_TC2XC2S_NONE ((unsigned int) 0x1 << 4) /* (TCB) None signal connected to XC2 */
+#define AT91C_TC_CLKDIS ((unsigned int) 0x1 << 1) /* (TC) Counter Clock Disable Command */
+#define AT91C_TC_SWTRG ((unsigned int) 0x1 << 2) /* (TC) Software Trigger Command */
+#define AT91C_TC_CLKEN ((unsigned int) 0x1 << 0) /* (TC) Counter Clock Enable Command */
+
+/*****************************************************************************/
+/* SOFTWARE API DEFINITION FOR Usart */
+/*****************************************************************************/
typedef struct _AT91S_USART
{
AT91_REG US_CR; /* Control Register */
AT91_REG US_PTSR; /* PDC Transfer Status Register */
} AT91S_USART, *AT91PS_USART;
-/******************************************************************************/
-/* SOFTWARE API DEFINITION FOR Clock Generator Controler */
-/******************************************************************************/
+/*****************************************************************************/
+/* SOFTWARE API DEFINITION FOR Clock Generator Controler */
+/*****************************************************************************/
typedef struct _AT91S_CKGR
{
AT91_REG CKGR_MOR; /* Main Oscillator Register */
#define AT91C_CKGR_USB_96M ((unsigned int) 0x1 << 28) /* (CKGR) Divider for USB Ports */
#define AT91C_CKGR_USB_PLL ((unsigned int) 0x1 << 29) /* (CKGR) PLL Use */
-/******************************************************************************/
-/* SOFTWARE API DEFINITION FOR Parallel Input Output Controler */
-/******************************************************************************/
+/*****************************************************************************/
+/* SOFTWARE API DEFINITION FOR Parallel Input Output Controler */
+/*****************************************************************************/
typedef struct _AT91S_PIO
{
AT91_REG PIO_PER; /* PIO Enable Register */
} AT91S_PIO, *AT91PS_PIO;
-/******************************************************************************/
-/* SOFTWARE API DEFINITION FOR Debug Unit */
-/******************************************************************************/
+/*****************************************************************************/
+/* SOFTWARE API DEFINITION FOR Debug Unit */
+/*****************************************************************************/
typedef struct _AT91S_DBGU
{
AT91_REG DBGU_CR; /* Control Register */
#define AT91C_US_PAR_NONE ((unsigned int) 0x4 << 9) /* (DBGU) No Parity */
#define AT91C_US_NBSTOP_1_BIT ((unsigned int) 0x0 << 12) /* (USART) 1 stop bit */
-/******************************************************************************/
-/* SOFTWARE API DEFINITION FOR Static Memory Controller 2 Interface */
-/******************************************************************************/
+/*****************************************************************************/
+/* SOFTWARE API DEFINITION FOR Static Memory Controller 2 Interface */
+/*****************************************************************************/
typedef struct _AT91S_SMC2
{
AT91_REG SMC2_CSR[8]; /* SMC2 Chip Select Register */
#define AT91C_SMC2_RWSETUP ((unsigned int) 0x7 << 24) /* (SMC2) Read and Write Signal Setup Time */
#define AT91C_SMC2_RWHOLD ((unsigned int) 0x7 << 29) /* (SMC2) Read and Write Signal Hold Time */
-/******************************************************************************/
-/* SOFTWARE API DEFINITION FOR Power Management Controler */
-/******************************************************************************/
+/*****************************************************************************/
+/* SOFTWARE API DEFINITION FOR Power Management Controler */
+/*****************************************************************************/
typedef struct _AT91S_PMC
{
AT91_REG PMC_SCER; /* System Clock Enable Register */
/*-------- PMC_SR : (PMC Offset: 0x68) PMC Status Register --------*/
/*-------- PMC_IMR : (PMC Offset: 0x6c) PMC Interrupt Mask Register --------*/
-/******************************************************************************/
-/* SOFTWARE API DEFINITION FOR Ethernet MAC */
-/******************************************************************************/
+/*****************************************************************************/
+/* SOFTWARE API DEFINITION FOR Ethernet MAC */
+/*****************************************************************************/
typedef struct _AT91S_EMAC
{
AT91_REG EMAC_CTL; /* Network Control Register */
#define AT91C_EMAC_MDIO ((unsigned int) 0x1 << 1) /* (EMAC) */
#define AT91C_EMAC_IDLE ((unsigned int) 0x1 << 2) /* (EMAC) */
-/* -------- EMAC_TCR : (EMAC Offset: 0x10) Transmit Control Register -------- */
+/* -------- EMAC_TCR : (EMAC Offset: 0x10) Transmit Control Register ------- */
#define AT91C_EMAC_LEN ((unsigned int) 0x7FF << 0) /* (EMAC) */
#define AT91C_EMAC_NCRC ((unsigned int) 0x1 << 15) /* (EMAC) */
-/* -------- EMAC_TSR : (EMAC Offset: 0x14) Transmit Control Register -------- */
+/* -------- EMAC_TSR : (EMAC Offset: 0x14) Transmit Control Register ------- */
#define AT91C_EMAC_OVR ((unsigned int) 0x1 << 0) /* (EMAC) */
#define AT91C_EMAC_COL ((unsigned int) 0x1 << 1) /* (EMAC) */
#define AT91C_EMAC_RLE ((unsigned int) 0x1 << 2) /* (EMAC) */
#define AT91C_EMAC_REC ((unsigned int) 0x1 << 1) /* (EMAC) */
#define AT91C_EMAC_RSR_OVR ((unsigned int) 0x1 << 2) /* (EMAC) */
-/* -------- EMAC_ISR : (EMAC Offset: 0x24) Interrupt Status Register -------- */
+/* -------- EMAC_ISR : (EMAC Offset: 0x24) Interrupt Status Register ------- */
#define AT91C_EMAC_DONE ((unsigned int) 0x1 << 0) /* (EMAC) */
#define AT91C_EMAC_RCOM ((unsigned int) 0x1 << 1) /* (EMAC) */
#define AT91C_EMAC_RBNA ((unsigned int) 0x1 << 2) /* (EMAC) */
#define AT91C_EMAC_ROVR ((unsigned int) 0x1 << 10) /* (EMAC) */
#define AT91C_EMAC_HRESP ((unsigned int) 0x1 << 11) /* (EMAC) */
-/* -------- EMAC_IER : (EMAC Offset: 0x28) Interrupt Enable Register -------- */
-/* -------- EMAC_IDR : (EMAC Offset: 0x2c) Interrupt Disable Register -------- */
+/* -------- EMAC_IER : (EMAC Offset: 0x28) Interrupt Enable Register ------- */
+/* -------- EMAC_IDR : (EMAC Offset: 0x2c) Interrupt Disable Register ------ */
/* -------- EMAC_IMR : (EMAC Offset: 0x30) Interrupt Mask Register -------- */
/* -------- EMAC_MAN : (EMAC Offset: 0x34) PHY Maintenance Register -------- */
#define AT91C_EMAC_DATA ((unsigned int) 0xFFFF << 0) /* (EMAC) */
#define AT91C_EMAC_HIGH ((unsigned int) 0x1 << 30) /* (EMAC) */
#define AT91C_EMAC_LOW ((unsigned int) 0x1 << 31) /* (EMAC) */
-/******************************************************************************/
-/* SOFTWARE API DEFINITION FOR Serial Parallel Interface */
-/******************************************************************************/
+/*****************************************************************************/
+/* SOFTWARE API DEFINITION FOR Serial Parallel Interface */
+/*****************************************************************************/
typedef struct _AT91S_SPI
{
AT91_REG SPI_CR; /* Control Register */
#define AT91C_SPI_SPIENS ((unsigned int) 0x1 << 16) /* (SPI) Enable Status */
/* -------- SPI_IER : (SPI Offset: 0x14) Interrupt Enable Register -------- */
-/* -------- SPI_IDR : (SPI Offset: 0x18) Interrupt Disable Register -------- */
+/* -------- SPI_IDR : (SPI Offset: 0x18) Interrupt Disable Register ------- */
/* -------- SPI_IMR : (SPI Offset: 0x1c) Interrupt Mask Register -------- */
/* -------- SPI_CSR : (SPI Offset: 0x30) Chip Select Register -------- */
#define AT91C_SPI_CPOL ((unsigned int) 0x1 << 0) /* (SPI) Clock Polarity */
#define AT91C_SPI_DLYBS ((unsigned int) 0xFF << 16) /* (SPI) Serial Clock Baud Rate */
#define AT91C_SPI_DLYBCT ((unsigned int) 0xFF << 24) /* (SPI) Delay Between Consecutive Transfers */
-/******************************************************************************/
-/* SOFTWARE API DEFINITION FOR Peripheral Data Controller */
-/******************************************************************************/
+/*****************************************************************************/
+/* SOFTWARE API DEFINITION FOR Peripheral Data Controller */
+/*****************************************************************************/
typedef struct _AT91S_PDC
{
AT91_REG PDC_RPR; /* Receive Pointer Register */
#define AT91C_PIO_PA7 ((unsigned int) 1 << 7) /* Pin Controlled by PA7 */
#define AT91C_PA7_ETXCK_EREFCK ((unsigned int) AT91C_PIO_PA7) /* Ethernet MAC Transmit Clock/Reference Clock */
+#define AT91C_PIO_PB0 ((unsigned int) 1 << 0) /* Pin Controlled by PB3 */
+#define AT91C_PIO_PB1 ((unsigned int) 1 << 1) /* Pin Controlled by PB3 */
+#define AT91C_PIO_PB2 ((unsigned int) 1 << 2) /* Pin Controlled by PB3 */
#define AT91C_PIO_PB3 ((unsigned int) 1 << 3) /* Pin Controlled by PB3 */
#define AT91C_PIO_PB4 ((unsigned int) 1 << 4) /* Pin Controlled by PB4 */
#define AT91C_PIO_PB5 ((unsigned int) 1 << 5) /* Pin Controlled by PB5 */
#define AT91C_PIO_PB6 ((unsigned int) 1 << 6) /* Pin Controlled by PB6 */
#define AT91C_PIO_PB7 ((unsigned int) 1 << 7) /* Pin Controlled by PB7 */
+#define AT91C_PIO_PB22 ((unsigned int) 1 << 22) /* Pin Controlled by PB22 */
#define AT91C_PIO_PB25 ((unsigned int) 1 << 25) /* Pin Controlled by PB25 */
#define AT91C_PB25_DSR1 ((unsigned int) AT91C_PIO_PB25) /* USART 1 Data Set ready */
#define AT91C_PB25_EF100 ((unsigned int) AT91C_PIO_PB25) /* Ethernet MAC Force 100 Mbits */
#define AT91C_PIOC_CODR ((AT91_REG *) 0xFFFFF834) /* (PIOC) Clear Output Data Register */
#define AT91C_PIOC_PDSR ((AT91_REG *) 0xFFFFF83C) /* (PIOC) Pin Data Status Register */
-#define AT91C_BASE_SPI ((AT91PS_SPI) 0xFFFE0000) /* (SPI) Base Address */
-#define AT91C_BASE_EMAC ((AT91PS_EMAC) 0xFFFBC000) /* (EMAC) Base Address */
+#define AT91C_BASE_AIC ((AT91PS_AIC) 0xFFFFF000) /* (AIC) Base Address */
+#define AT91C_BASE_DBGU ((AT91PS_DBGU) 0xFFFFF200) /* (DBGU) Base Address */
+#define AT91C_BASE_PIOA ((AT91PS_PIO) 0xFFFFF400) /* (PIOA) Base Address */
+#define AT91C_BASE_PIOB ((AT91PS_PIO) 0xFFFFF600) /* (PIOB) Base Address */
+#define AT91C_BASE_PIOC ((AT91PS_PIO) 0xFFFFF800) /* (PIOC) Base Address */
+#define AT91C_BASE_PIOD ((AT91PS_PIO) 0xFFFFFA00) /* (PIOC) Base Address */
#define AT91C_BASE_PMC ((AT91PS_PMC) 0xFFFFFC00) /* (PMC) Base Address */
+#if 0
+#define AT91C_BASE_ST ((AT91PS_ST) 0xFFFFFD00) /* (PMC) Base Address */
+#define AT91C_BASE_RTC ((AT91PS_RTC) 0xFFFFFE00) /* (PMC) Base Address */
+#define AT91C_BASE_MC ((AT91PS_MC) 0xFFFFFF00) /* (PMC) Base Address */
+#endif
+
#define AT91C_BASE_TC0 ((AT91PS_TC) 0xFFFA0000) /* (TC0) Base Address */
-#define AT91C_BASE_DBGU ((AT91PS_DBGU) 0xFFFFF200) /* (DBGU) Base Address */
+#define AT91C_BASE_TC1 ((AT91PS_TC) 0xFFFA4000) /* (TC0) Base Address */
+#if 0
+#define AT91C_BASE_UDP ((AT91PS_UDP) 0xFFFB0000) /* (TC0) Base Address */
+#define AT91C_BASE_MCI ((AT91PS_MCI) 0xFFFB4000) /* (TC0) Base Address */
+#define AT91C_BASE_TWI ((AT91PS_TWI) 0xFFFB8000) /* (TC0) Base Address */
+#endif
+#define AT91C_BASE_EMAC ((AT91PS_EMAC) 0xFFFBC000) /* (EMAC) Base Address */
+#define AT91C_BASE_US0 ((AT91PS_USART) 0xFFFC0000) /* (US0) Base Address */
+#define AT91C_BASE_US1 ((AT91PS_USART) 0xFFFC4000) /* (US1) Base Address */
+#define AT91C_BASE_US2 ((AT91PS_USART) 0xFFFC8000) /* (US1) Base Address */
+#define AT91C_BASE_US3 ((AT91PS_USART) 0xFFFCC000) /* (US1) Base Address */
+#define AT91C_BASE_SPI ((AT91PS_SPI) 0xFFFE0000) /* (SPI) Base Address */
+
#define AT91C_BASE_CKGR ((AT91PS_CKGR) 0xFFFFFC20) /* (CKGR) Base Address */
-#define AT91C_BASE_PIOC ((AT91PS_PIO) 0xFFFFF800) /* (PIOC) Base Address */
-#define AT91C_BASE_PIOB ((AT91PS_PIO) 0xFFFFF600) /* (PIOB) Base Address */
-#define AT91C_BASE_PIOA ((AT91PS_PIO) 0xFFFFF400) /* (PIOA) Base Address */
#define AT91C_EBI_CSA ((AT91_REG *) 0xFFFFFF60) /* (EBI) Chip Select Assignment Register */
#define AT91C_BASE_SMC2 ((AT91PS_SMC2) 0xFFFFFF70) /* (SMC2) Base Address */
-#define AT91C_BASE_US0 ((AT91PS_USART) 0xFFFC0000) /* (US0) Base Address */
-#define AT91C_BASE_US1 ((AT91PS_USART) 0xFFFC4000) /* (US1) Base Address */
#define AT91C_TCB0_BMR ((AT91_REG *) 0xFFFA00C4) /* (TCB0) TC Block Mode Register */
#define AT91C_TCB0_BCR ((AT91_REG *) 0xFFFA00C0) /* (TCB0) TC Block Control Register */
#define AT91C_PIOC_PDR ((AT91_REG *) 0xFFFFF804) /* (PIOC) PIO Disable Register */
#define MACH_TYPE_LN2410SBC 725
#define MACH_TYPE_CB3RUFC 726
#define MACH_TYPE_MP2USB 727
+#define MACH_TYPE_AT91SAM9261EK 848
#define MACH_TYPE_PDNB3 1002
+#define MACH_TYPE_AT91SAM9260EK 1099
+#define MACH_TYPE_AT91RM9200DF 1119
+#define MACH_TYPE_AT91SAM9263EK 1202
#ifdef CONFIG_ARCH_EBSA110
# ifdef machine_arch_type
# define machine_is_mp2usb() (0)
#endif
+#ifdef CONFIG_MACH_AT91SAM9261EK
+# ifdef machine_arch_type
+# undef machine_arch_type
+# define machine_arch_type __machine_arch_type
+# else
+# define machine_arch_type MACH_TYPE_AT91SAM9261EK
+# endif
+# define machine_is_at91sam9261ek() \
+ (machine_arch_type == MACH_TYPE_AT91SAM9261EK)
+#else
+# define machine_is_at91sam9261ek() (0)
+#endif
+
+#ifdef CONFIG_MACH_AT91SAM9260EK
+# ifdef machine_arch_type
+# undef machine_arch_type
+# define machine_arch_type __machine_arch_type
+# else
+# define machine_arch_type MACH_TYPE_AT91SAM9260EK
+# endif
+# define machine_is_at91sam9260ek() \
+ (machine_arch_type == MACH_TYPE_AT91SAM9260EK)
+#else
+# define machine_is_at91sam9260ek() (0)
+#endif
+
+#ifdef CONFIG_MACH_AT91SAM9263EK
+# ifdef machine_arch_type
+# undef machine_arch_type
+# define machine_arch_type __machine_arch_type
+# else
+# define machine_arch_type MACH_TYPE_AT91SAM9263EK
+# endif
+# define machine_is_at91sam9263ek() \
+ (machine_arch_type == MACH_TYPE_AT91SAM9263EK)
+#else
+# define machine_is_at91sam9263ek() (0)
+#endif
+
+#ifdef CONFIG_MACH_AT91RM9200DF
+# ifdef machine_arch_type
+# undef machine_arch_type
+# define machine_arch_type __machine_arch_type
+# else
+# define machine_arch_type MACH_TYPE_AT91RM9200DF
+# endif
+# define machine_is_at91rm9200df() \
+ (machine_arch_type == MACH_TYPE_AT91RM9200DF)
+#else
+# define machine_is_at91rm9200df() (0)
+#endif
+
+#ifdef CONFIG_MACH_AT91SAM9263EK
+# ifdef machine_arch_type
+# undef machine_arch_type
+# define machine_arch_type __machine_arch_type
+# else
+# define machine_arch_type MACH_TYPE_AT91SAM9263EK
+# endif
+# define machine_is_at91sam9263ek() \
+ (machine_arch_type == MACH_TYPE_AT91SAM9263EK)
+#else
+# define machine_is_at91sam9263ek() (0)
+#endif
+
/*
* These have not yet been registered
*/
--- /dev/null
+
+#ifndef _AT45_H_
+#define _AT45_H_
+#ifdef DATAFLASH_MMC_SELECT
+extern void AT91F_SelectMMC(void);
+extern void AT91F_SelectSPI(void);
+extern int AT91F_GetMuxStatus(void);
+#endif
+extern void AT91F_SpiInit(void);
+extern void AT91F_SpiEnable(int cs);
+extern unsigned int AT91F_SpiWrite ( AT91PS_DataflashDesc pDesc );
+extern AT91S_DataFlashStatus AT91F_DataFlashSendCommand(
+ AT91PS_DataFlash pDataFlash,
+ unsigned char OpCode,
+ unsigned int CmdSize,
+ unsigned int DataflashAddress);
+extern AT91S_DataFlashStatus AT91F_DataFlashGetStatus (
+ AT91PS_DataflashDesc pDesc);
+extern AT91S_DataFlashStatus AT91F_DataFlashWaitReady (
+ AT91PS_DataflashDesc pDataFlashDesc,
+ unsigned int timeout);
+extern AT91S_DataFlashStatus AT91F_DataFlashContinuousRead (
+ AT91PS_DataFlash pDataFlash,
+ int src,
+ unsigned char *dataBuffer,
+ int sizeToRead );
+extern AT91S_DataFlashStatus AT91F_DataFlashPagePgmBuf(
+ AT91PS_DataFlash pDataFlash,
+ unsigned char *src,
+ unsigned int dest,
+ unsigned int SizeToWrite);
+extern AT91S_DataFlashStatus AT91F_MainMemoryToBufferTransfert(
+ AT91PS_DataFlash pDataFlash,
+ unsigned char BufferCommand,
+ unsigned int page);
+extern AT91S_DataFlashStatus AT91F_DataFlashWriteBuffer (
+ AT91PS_DataFlash pDataFlash,
+ unsigned char BufferCommand,
+ unsigned char *dataBuffer,
+ unsigned int bufferAddress,
+ int SizeToWrite );
+extern AT91S_DataFlashStatus AT91F_PageErase(
+ AT91PS_DataFlash pDataFlash,
+ unsigned int page);
+extern AT91S_DataFlashStatus AT91F_BlockErase(
+ AT91PS_DataFlash pDataFlash,
+ unsigned int block);
+extern AT91S_DataFlashStatus AT91F_WriteBufferToMain (
+ AT91PS_DataFlash pDataFlash,
+ unsigned char BufferCommand,
+ unsigned int dest );
+extern AT91S_DataFlashStatus AT91F_PartialPageWrite (
+ AT91PS_DataFlash pDataFlash,
+ unsigned char *src,
+ unsigned int dest,
+ unsigned int size);
+extern AT91S_DataFlashStatus AT91F_DataFlashWrite(
+ AT91PS_DataFlash pDataFlash,
+ unsigned char *src,
+ int dest,
+ int size );
+extern int AT91F_DataFlashRead(
+ AT91PS_DataFlash pDataFlash,
+ unsigned long addr,
+ unsigned long size,
+ char *buffer);
+extern int AT91F_DataflashProbe(int cs, AT91PS_DataflashDesc pDesc);
+
+#endif
#define CONFIG_CMD_USB /* USB Support */
#define CONFIG_CMD_VFD /* VFD support (TRAB) */
#define CONFIG_CMD_XIMG /* Load part of Multi Image */
+#define CONFIG_CMD_MUX /* AT91 MMC/SPI Mux Support */
#endif /* _CONFIG_CMD_ALL_H */
#define CONFIG_NET_RETRY_COUNT 20
#define CONFIG_AT91C_USE_RMII
+/* AC Characteristics */
+/* DLYBS = tCSS = 250ns min and DLYBCT = tCSH = 250ns */
+#define DATAFLASH_TCSS (0xC << 16)
+#define DATAFLASH_TCHS (0x1 << 24)
+
#define CONFIG_HAS_DATAFLASH 1
#define CFG_SPI_WRITE_TOUT (5*CFG_HZ)
#define CFG_MAX_DATAFLASH_BANKS 2
#include "config.h"
/*number of protected area*/
-#define NB_DATAFLASH_AREA 4
+#ifdef CONFIG_NEW_PARTITION
+# define NB_DATAFLASH_AREA 6
+#else
+# define NB_DATAFLASH_AREA 4
+#endif
+
+#ifdef CFG_NO_FLASH
+
+/*-----------------------------------------------------------------------
+ * return codes from flash_write():
+ */
+# define ERR_OK 0
+# define ERR_TIMOUT 1
+# define ERR_NOT_ERASED 2
+# define ERR_PROTECTED 4
+# define ERR_INVAL 8
+# define ERR_ALIGN 16
+# define ERR_UNKNOWN_FLASH_VENDOR 32
+# define ERR_UNKNOWN_FLASH_TYPE 64
+# define ERR_PROG_ERROR 128
+
+/*-----------------------------------------------------------------------
+ * Protection Flags for flash_protect():
+ */
+# define FLAG_PROTECT_SET 0x01
+# define FLAG_PROTECT_CLEAR 0x02
+# define FLAG_PROTECT_INVALID 0x03
+
+/*-----------------------------------------------------------------------
+ * Set Environment according to label:
+ */
+# define FLAG_SETENV 0x80
+#endif /* CFG_NO_FLASH */
/*define the area structure*/
typedef struct {
unsigned long start;
unsigned long end;
unsigned char protected;
+ unsigned char setenv;
+ unsigned char label[20];
} dataflash_protect_t;
typedef unsigned int AT91S_DataFlashStatus;
AT91S_DataflashDesc Desc;
AT91S_DataflashFeatures Device; /* Pointer on a dataflash features array */
unsigned long logical_address;
+ unsigned long end_address;
unsigned int id; /* device id */
} AT91S_DATAFLASH_INFO, *AT91PS_DATAFLASH_INFO;
#define AT45DB321 0x34
#define AT45DB642 0x3c
#define AT45DB128 0x10
+#define PAGES_PER_BLOCK 8
#define AT91C_DATAFLASH_TIMEOUT 10000 /* For AT91F_DataFlashWaitReady */
extern int size_dataflash (AT91PS_DataFlash pdataFlash, unsigned long addr, unsigned long size);
extern int prot_dataflash (AT91PS_DataFlash pdataFlash, unsigned long addr);
+extern int addr2ram(ulong addr);
extern int dataflash_real_protect (int flag, unsigned long start_addr, unsigned long end_addr);
extern int addr_dataflash (unsigned long addr);
extern int read_dataflash (unsigned long addr, unsigned long size, char *result);
extern void dataflash_print_info (void);
extern void dataflash_perror (int err);
+#ifdef CONFIG_NEW_DF_PARTITION
+extern int AT91F_DataflashSetEnv (void); #endif
+#endif
+
#endif
#define DM9161_COLLISION_TEST (1 << 7)
/*--Bit definitions: DM9161_BMSR */
-#define DM9161_100BASE_T4 (1 << 15)
+#define DM9161_100BASE_TX (1 << 15)
#define DM9161_100BASE_TX_FD (1 << 14)
-#define DM9161_100BASE_T4_HD (1 << 13)
+#define DM9161_100BASE_TX_HD (1 << 13)
#define DM9161_10BASE_T_FD (1 << 12)
#define DM9161_10BASE_T_HD (1 << 11)
#define DM9161_MF_PREAMB_SUPPR (1 << 6)
*/
#define FLAG_PROTECT_SET 0x01
#define FLAG_PROTECT_CLEAR 0x02
+#define FLAG_PROTECT_INVALID 0x03
+/*-----------------------------------------------------------------------
+ * Set Environment according to label:
+ */
+#define FLAG_SETENV 0x80
/*-----------------------------------------------------------------------
* Device IDs
--- /dev/null
+/*
+ * (C) Copyright 2006
+ * Atmel Nordic AB <www.atmel.com>
+ * Ulf Samuelsson <ulf@atmel.com>
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+ #ifndef __LED_H
+#define __LED_H
+
+#ifndef __ASSEMBLY__
+extern void LED_init (void);
+extern void red_LED_on(void);
+extern void red_LED_off(void);
+extern void green_LED_on(void);
+extern void green_LED_off(void);
+extern void yellow_LED_on(void);
+extern void yellow_LED_off(void);
+#else
+ .extern LED_init
+ .extern red_LED_on
+ .extern red_LED_off
+ .extern yellow_LED_on
+ .extern yellow_LED_off
+ .extern green_LED_on
+ .extern green_LED_off
+#endif
+#endif
+
projects / karo-tx-uboot.git / commitdiff