diff options
| -rwxr-xr-x[-rw-r--r--] | board/at91rm9200dk/Makefile | 2 | ||||
| -rw-r--r-- | board/at91rm9200dk/at45.c | 621 | ||||
| -rw-r--r-- | board/at91rm9200dk/led.c | 80 | ||||
| -rw-r--r-- | board/at91rm9200dk/mux.c | 39 | ||||
| -rwxr-xr-x[-rw-r--r--] | board/cmc_pu2/Makefile | 2 | ||||
| -rw-r--r-- | board/cmc_pu2/at45.c | 621 | ||||
| -rw-r--r-- | common/soft_i2c.c | 2 | ||||
| -rw-r--r-- | cpu/arm920t/at91rm9200/Makefile | 2 | ||||
| -rw-r--r-- | cpu/arm920t/at91rm9200/dm9161.c | 11 | ||||
| -rw-r--r-- | cpu/arm920t/at91rm9200/spi.c | 153 | ||||
| -rw-r--r-- | cpu/arm920t/start.S | 93 | ||||
| -rwxr-xr-x[-rw-r--r--] | drivers/Makefile | 2 | ||||
| -rwxr-xr-x | drivers/at45.c | 569 | ||||
| -rw-r--r-- | drivers/dataflash.c | 279 | ||||
| -rw-r--r-- | include/asm-arm/arch-at91rm9200/AT91RM9200.h | 139 | ||||
| -rw-r--r-- | include/asm-arm/mach-types.h | 69 | ||||
| -rw-r--r-- | include/at45.h | 69 | ||||
| -rw-r--r-- | include/config_cmd_all.h | 1 | ||||
| -rw-r--r-- | include/configs/at91rm9200dk.h | 5 | ||||
| -rw-r--r-- | include/dataflash.h | 43 | ||||
| -rw-r--r-- | include/dm9161.h | 4 | ||||
| -rw-r--r-- | include/flash.h | 5 | ||||
| -rw-r--r-- | include/led.h | 46 |
23 files changed, 1474 insertions, 1383 deletions
diff --git a/board/at91rm9200dk/Makefile b/board/at91rm9200dk/Makefile index 0fcafd9..01f3bc3 100644..100755 --- a/board/at91rm9200dk/Makefile +++ b/board/at91rm9200dk/Makefile @@ -25,7 +25,7 @@ include $(TOPDIR)/config.mk 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)) diff --git a/board/at91rm9200dk/at45.c b/board/at91rm9200dk/at45.c deleted file mode 100644 index f886fe4..0000000 --- a/board/at91rm9200dk/at45.c +++ /dev/null @@ -1,621 +0,0 @@ -/* 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 diff --git a/board/at91rm9200dk/led.c b/board/at91rm9200dk/led.c new file mode 100644 index 0000000..0518918 --- /dev/null +++ b/board/at91rm9200dk/led.c @@ -0,0 +1,80 @@ +/* + * (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; +} diff --git a/board/at91rm9200dk/mux.c b/board/at91rm9200dk/mux.c new file mode 100644 index 0000000..d573923 --- /dev/null +++ b/board/at91rm9200dk/mux.c @@ -0,0 +1,39 @@ +#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 +} + + diff --git a/board/cmc_pu2/Makefile b/board/cmc_pu2/Makefile index d445f28..f7a1360 100644..100755 --- a/board/cmc_pu2/Makefile +++ b/board/cmc_pu2/Makefile @@ -25,7 +25,7 @@ include $(TOPDIR)/config.mk 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)) diff --git a/board/cmc_pu2/at45.c b/board/cmc_pu2/at45.c deleted file mode 100644 index 3c00132..0000000 --- a/board/cmc_pu2/at45.c +++ /dev/null @@ -1,621 +0,0 @@ -/* 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 diff --git a/common/soft_i2c.c b/common/soft_i2c.c index 0f6e3a9..c5d7e20 100644 --- a/common/soft_i2c.c +++ b/common/soft_i2c.c @@ -29,7 +29,7 @@ #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 diff --git a/cpu/arm920t/at91rm9200/Makefile b/cpu/arm920t/at91rm9200/Makefile index eaabad2..ab4c52c 100644 --- a/cpu/arm920t/at91rm9200/Makefile +++ b/cpu/arm920t/at91rm9200/Makefile @@ -26,7 +26,7 @@ include $(TOPDIR)/config.mk 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) diff --git a/cpu/arm920t/at91rm9200/dm9161.c b/cpu/arm920t/at91rm9200/dm9161.c index 968f653..1beb6e8 100644 --- a/cpu/arm920t/at91rm9200/dm9161.c +++ b/cpu/arm920t/at91rm9200/dm9161.c @@ -95,7 +95,7 @@ UCHAR dm9161_GetLinkSpeed (AT91PS_EMAC p_mac) 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)) @@ -140,7 +140,7 @@ UCHAR dm9161_InitPhy (AT91PS_EMAC p_mac) 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); @@ -174,10 +174,11 @@ UCHAR dm9161_AutoNegotiate (AT91PS_EMAC p_mac, int *status) 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; diff --git a/cpu/arm920t/at91rm9200/spi.c b/cpu/arm920t/at91rm9200/spi.c new file mode 100644 index 0000000..7469e53 --- /dev/null +++ b/cpu/arm920t/at91rm9200/spi.c @@ -0,0 +1,153 @@ +/* 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 + diff --git a/cpu/arm920t/start.S b/cpu/arm920t/start.S index 346f0d0..b9c364b 100644 --- a/cpu/arm920t/start.S +++ b/cpu/arm920t/start.S @@ -27,7 +27,9 @@ #include <config.h> #include <version.h> - +#if defined(CONFIG_AT91RM9200DK) || defined(CONFIG_AT91RM9200EK) || defined(CONFIG_AT91RM9200DF) +#include <led.h> +#endif /* ************************************************************************* @@ -116,6 +118,69 @@ reset: 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 @@ -160,6 +225,26 @@ reset: 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 */ @@ -178,7 +263,7 @@ copy_loop: 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 */ @@ -262,7 +347,11 @@ cpu_init_crit: * 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 */ diff --git a/drivers/Makefile b/drivers/Makefile index fc98040..3ee6312 100644..100755 --- a/drivers/Makefile +++ b/drivers/Makefile @@ -27,7 +27,7 @@ include $(TOPDIR)/config.mk LIB = $(obj)libdrivers.a -COBJS = 3c589.o 5701rls.o ali512x.o 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 \ diff --git a/drivers/at45.c b/drivers/at45.c new file mode 100755 index 0000000..7d35695 --- /dev/null +++ b/drivers/at45.c @@ -0,0 +1,569 @@ +/* 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 + + diff --git a/drivers/dataflash.c b/drivers/dataflash.c index 17eb859..3b068d7 100644 --- a/drivers/dataflash.c +++ b/drivers/dataflash.c @@ -26,18 +26,67 @@ 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); @@ -45,22 +94,28 @@ extern int AT91F_DataFlashRead (AT91PS_DataFlash pDataFlash, 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: @@ -72,6 +127,7 @@ int AT91F_DataflashInit (void) dataflash_info[i].Desc.DataFlash_state = IDLE; dataflash_info[i].logical_address = cs[i][0]; dataflash_info[i].id = dfcode; + found[i] += dfcode;; break; case AT45DB321: @@ -83,6 +139,7 @@ int AT91F_DataflashInit (void) dataflash_info[i].Desc.DataFlash_state = IDLE; dataflash_info[i].logical_address = cs[i][0]; dataflash_info[i].id = dfcode; + found[i] += dfcode;; break; case AT45DB642: @@ -94,7 +151,9 @@ int AT91F_DataflashInit (void) dataflash_info[i].Desc.DataFlash_state = IDLE; dataflash_info[i].logical_address = cs[i][0]; dataflash_info[i].id = dfcode; + found[i] += dfcode;; break; + case AT45DB128: dataflash_info[i].Device.pages_number = 16384; dataflash_info[i].Device.pages_size = 1056; @@ -104,9 +163,11 @@ int AT91F_DataflashInit (void) dataflash_info[i].Desc.DataFlash_state = IDLE; dataflash_info[i].logical_address = cs[i][0]; dataflash_info[i].id = dfcode; + found[i] += dfcode;; break; default: + dfcode = 0; break; } /* set the last area end to the dataflash size*/ @@ -114,16 +175,64 @@ int AT91F_DataflashInit (void) (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) { @@ -131,25 +240,25 @@ 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", @@ -159,28 +268,44 @@ void dataflash_print_info (void) 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; } @@ -194,10 +319,10 @@ AT91PS_DataFlash AT91F_DataflashSelect (AT91PS_DataFlash pFlash, unsigned long * 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; @@ -213,25 +338,27 @@ int addr_dataflash (unsigned long addr) 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; @@ -241,17 +368,23 @@ 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 */ @@ -267,27 +400,38 @@ int i,j, area1, area2, addr_valid = 0; } /* 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; @@ -305,12 +449,12 @@ int read_dataflash (unsigned long addr, unsigned long size, char *result) } -/*-----------------------------------------------------------------------------*/ -/* 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; @@ -329,7 +473,8 @@ int write_dataflash (unsigned long addr_dest, unsigned long addr_src, if (AddrToWrite == -1) return -1; - return AT91F_DataFlashWrite (pFlash, (uchar *)addr_src, AddrToWrite, size); + return AT91F_DataFlashWrite (pFlash, (uchar *)addr_src, + AddrToWrite, size); } @@ -339,22 +484,22 @@ void dataflash_perror (int err) 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; } } diff --git a/include/asm-arm/arch-at91rm9200/AT91RM9200.h b/include/asm-arm/arch-at91rm9200/AT91RM9200.h index 97d4704..0e01005 100644 --- a/include/asm-arm/arch-at91rm9200/AT91RM9200.h +++ b/include/asm-arm/arch-at91rm9200/AT91RM9200.h @@ -27,9 +27,9 @@ 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 */ @@ -45,24 +45,24 @@ typedef struct _AT91S_TC 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 */ @@ -94,9 +94,9 @@ typedef struct _AT91S_USART 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 */ @@ -141,9 +141,9 @@ typedef struct _AT91S_CKGR #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 */ @@ -184,9 +184,9 @@ typedef struct _AT91S_PIO } 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 */ @@ -242,9 +242,9 @@ typedef struct _AT91S_DBGU #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 */ @@ -267,9 +267,9 @@ typedef struct _AT91S_SMC2 #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 */ @@ -341,9 +341,9 @@ typedef struct _AT91S_PMC /*-------- 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 */ @@ -424,11 +424,11 @@ typedef struct _AT91S_EMAC #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) */ @@ -442,7 +442,7 @@ typedef struct _AT91S_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) */ @@ -456,8 +456,8 @@ typedef struct _AT91S_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) */ @@ -471,9 +471,9 @@ typedef struct _AT91S_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 */ @@ -536,7 +536,7 @@ typedef struct _AT91S_SPI #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 */ @@ -555,9 +555,9 @@ typedef struct _AT91S_SPI #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 */ @@ -692,11 +692,15 @@ typedef struct _AT91S_PDC #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 */ @@ -737,19 +741,36 @@ typedef struct _AT91S_PDC #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 */ diff --git a/include/asm-arm/mach-types.h b/include/asm-arm/mach-types.h index 7d7888e..f6a5b4f 100644 --- a/include/asm-arm/mach-types.h +++ b/include/asm-arm/mach-types.h @@ -736,7 +736,11 @@ extern unsigned int __machine_arch_type; #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 @@ -9402,6 +9406,71 @@ extern unsigned int __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 */ diff --git a/include/at45.h b/include/at45.h new file mode 100644 index 0000000..1f71a3b --- /dev/null +++ b/include/at45.h @@ -0,0 +1,69 @@ + +#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 diff --git a/include/config_cmd_all.h b/include/config_cmd_all.h index 14801b5..3d91e99 100644 --- a/include/config_cmd_all.h +++ b/include/config_cmd_all.h @@ -76,5 +76,6 @@ #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 */ diff --git a/include/configs/at91rm9200dk.h b/include/configs/at91rm9200dk.h index ecfa21d..a65c5f3 100644 --- a/include/configs/at91rm9200dk.h +++ b/include/configs/at91rm9200dk.h @@ -163,6 +163,11 @@ #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 diff --git a/include/dataflash.h b/include/dataflash.h index 650454e..c597e69 100644 --- a/include/dataflash.h +++ b/include/dataflash.h @@ -38,13 +38,47 @@ #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; @@ -96,6 +130,7 @@ typedef struct _AT91S_DATAFLASH_INFO { 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; @@ -106,6 +141,7 @@ typedef struct _AT91S_DATAFLASH_INFO { #define AT45DB321 0x34 #define AT45DB642 0x3c #define AT45DB128 0x10 +#define PAGES_PER_BLOCK 8 #define AT91C_DATAFLASH_TIMEOUT 10000 /* For AT91F_DataFlashWaitReady */ @@ -168,6 +204,7 @@ typedef struct _AT91S_DATAFLASH_INFO { 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); @@ -175,4 +212,8 @@ extern int write_dataflash (unsigned long addr, unsigned long dest, unsigned lon 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 diff --git a/include/dm9161.h b/include/dm9161.h index f5bfb19..d5d0e8d 100644 --- a/include/dm9161.h +++ b/include/dm9161.h @@ -43,9 +43,9 @@ #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) diff --git a/include/flash.h b/include/flash.h index 43b9c6b..b0bf733 100644 --- a/include/flash.h +++ b/include/flash.h @@ -119,6 +119,11 @@ extern void flash_read_factory_serial(flash_info_t * info, void * buffer, int of */ #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 diff --git a/include/led.h b/include/led.h new file mode 100644 index 0000000..a261f1b --- /dev/null +++ b/include/led.h @@ -0,0 +1,46 @@ +/* + * (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 + |