diff --git a/CHANGELOG b/CHANGELOG index 7a9fc1f..ffac5a2 100644 --- a/CHANGELOG +++ b/CHANGELOG @@ -2,6 +2,12 @@ Changes since U-Boot 1.1.1: ====================================================================== +* Patches by Lars Munch, 12 Jul 2004: + - move at45.c to board/at91rm9200dk/ since this is at91rm9200dk + board specific + - split out the LXT971A PHY from ns_9750_eth.h + - split the dm9161 phy part out of at91rm9200_ether.c + * Patch by Andreas Engel, 12 Jul 2004: Replaced hardcoded PL011 clock frequency with config variable. Fixed wrong CONFIG_CMD_DFL doc. diff --git a/board/at91rm9200dk/Makefile b/board/at91rm9200dk/Makefile index 93ba699..4d32278 100644 --- a/board/at91rm9200dk/Makefile +++ b/board/at91rm9200dk/Makefile @@ -25,7 +25,7 @@ LIB = lib$(BOARD).a -OBJS := at91rm9200dk.o flash.o +OBJS := at91rm9200dk.o at45.o dm9161.o flash.o SOBJS := $(LIB): $(OBJS) $(SOBJS) diff --git a/board/at91rm9200dk/at45.c b/board/at91rm9200dk/at45.c new file mode 100644 index 0000000..3c00132 --- /dev/null +++ b/board/at91rm9200dk/at45.c @@ -0,0 +1,621 @@ +/* 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 +#include +#include + +#ifdef CONFIG_HAS_DATAFLASH +#include + +#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 */ +/* : = dataflash address */ +/* : <*dataBuffer> = data buffer pointer */ +/* : = 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 */ +/* : = dataflash destination address */ +/* : = 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 */ +/* : = command to write buffer1 or buffer2 */ +/* : <*dataBuffer> = data buffer to write */ +/* : = address in the internal buffer */ +/* : = 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 */ +/* : = command to send to buffer1 or buffer2 */ +/* : = 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 number */ +/* : = adr to begin the fading */ +/* : = 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 */ +/* : = dataflash adress */ +/* : = 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/board/at91rm9200dk/dm9161.c b/board/at91rm9200dk/dm9161.c new file mode 100644 index 0000000..73537c0 --- /dev/null +++ b/board/at91rm9200dk/dm9161.c @@ -0,0 +1,243 @@ +/* + * (C) Copyright 2003 + * Author : Hamid Ikdoumi (Atmel) + * + * 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 +#include +#include + +#ifdef CONFIG_DRIVER_ETHER + +#if (CONFIG_COMMANDS & CFG_CMD_NET) + +/* + * Name: + * dm9161_IsPhyConnected + * Description: + * Reads the 2 PHY ID registers + * Arguments: + * p_mac - pointer to AT91S_EMAC struct + * Return value: + * TRUE - if id read successfully + * FALSE- if error + */ +static unsigned int dm9161_IsPhyConnected (AT91PS_EMAC p_mac) +{ + unsigned short Id1, Id2; + + at91rm9200_EmacEnableMDIO (p_mac); + at91rm9200_EmacReadPhy (p_mac, DM9161_PHYID1, &Id1); + at91rm9200_EmacReadPhy (p_mac, DM9161_PHYID2, &Id2); + at91rm9200_EmacDisableMDIO (p_mac); + + if ((Id1 == (DM9161_PHYID1_OUI >> 6)) && + ((Id2 >> 10) == (DM9161_PHYID1_OUI & DM9161_LSB_MASK))) + return TRUE; + + return FALSE; +} + +/* + * Name: + * dm9161_GetLinkSpeed + * Description: + * Link parallel detection status of MAC is checked and set in the + * MAC configuration registers + * Arguments: + * p_mac - pointer to MAC + * Return value: + * TRUE - if link status set succesfully + * FALSE - if link status not set + */ +static UCHAR dm9161_GetLinkSpeed (AT91PS_EMAC p_mac) +{ + unsigned short stat1, stat2; + + if (!at91rm9200_EmacReadPhy (p_mac, DM9161_BMSR, &stat1)) + return FALSE; + + if (!(stat1 & DM9161_LINK_STATUS)) /* link status up? */ + return FALSE; + + if (!at91rm9200_EmacReadPhy (p_mac, DM9161_DSCSR, &stat2)) + return FALSE; + + if ((stat1 & DM9161_100BASE_TX_FD) && (stat2 & DM9161_100FDX)) { + /*set Emac for 100BaseTX and Full Duplex */ + p_mac->EMAC_CFG |= AT91C_EMAC_SPD | AT91C_EMAC_FD; + return TRUE; + } + + if ((stat1 & DM9161_10BASE_T_FD) && (stat2 & DM9161_10FDX)) { + /*set MII for 10BaseT and Full Duplex */ + p_mac->EMAC_CFG = (p_mac->EMAC_CFG & + ~(AT91C_EMAC_SPD | AT91C_EMAC_FD)) + | AT91C_EMAC_FD; + return TRUE; + } + + if ((stat1 & DM9161_100BASE_T4_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)) + | AT91C_EMAC_SPD; + return TRUE; + } + + if ((stat1 & DM9161_10BASE_T_HD) && (stat2 & DM9161_10HDX)) { + /*set MII for 10BaseT and Half Duplex */ + p_mac->EMAC_CFG &= ~(AT91C_EMAC_SPD | AT91C_EMAC_FD); + return TRUE; + } + return FALSE; +} + + +/* + * Name: + * dm9161_InitPhy + * Description: + * MAC starts checking its link by using parallel detection and + * Autonegotiation and the same is set in the MAC configuration registers + * Arguments: + * p_mac - pointer to struct AT91S_EMAC + * Return value: + * TRUE - if link status set succesfully + * FALSE - if link status not set + */ +static UCHAR dm9161_InitPhy (AT91PS_EMAC p_mac) +{ + UCHAR ret = TRUE; + unsigned short IntValue; + + at91rm9200_EmacEnableMDIO (p_mac); + + if (!dm9161_GetLinkSpeed (p_mac)) { + /* Try another time */ + ret = dm9161_GetLinkSpeed (p_mac); + } + + /* Disable PHY Interrupts */ + at91rm9200_EmacReadPhy (p_mac, DM9161_MDINTR, &IntValue); + /* clear FDX, SPD, Link, INTR masks */ + IntValue &= ~(DM9161_FDX_MASK | DM9161_SPD_MASK | + DM9161_LINK_MASK | DM9161_INTR_MASK); + at91rm9200_EmacWritePhy (p_mac, DM9161_MDINTR, &IntValue); + at91rm9200_EmacDisableMDIO (p_mac); + + return (ret); +} + + +/* + * Name: + * dm9161_AutoNegotiate + * Description: + * MAC Autonegotiates with the partner status of same is set in the + * MAC configuration registers + * Arguments: + * dev - pointer to struct net_device + * Return value: + * TRUE - if link status set successfully + * FALSE - if link status not set + */ +static UCHAR dm9161_AutoNegotiate (AT91PS_EMAC p_mac, int *status) +{ + unsigned short value; + unsigned short PhyAnar; + unsigned short PhyAnalpar; + + /* Set dm9161 control register */ + if (!at91rm9200_EmacReadPhy (p_mac, DM9161_BMCR, &value)) + return FALSE; + value &= ~DM9161_AUTONEG; /* remove autonegotiation enable */ + value |= DM9161_ISOLATE; /* Electrically isolate PHY */ + 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 */ + PhyAnar = DM9161_NP | DM9161_TX_FDX | DM9161_TX_HDX | + DM9161_10_FDX | DM9161_10_HDX | DM9161_AN_IEEE_802_3; + if (!at91rm9200_EmacWritePhy (p_mac, DM9161_ANAR, &PhyAnar)) + return FALSE; + + /* Read the Control Register */ + if (!at91rm9200_EmacReadPhy (p_mac, DM9161_BMCR, &value)) + return FALSE; + + value |= DM9161_SPEED_SELECT | DM9161_AUTONEG | DM9161_DUPLEX_MODE; + if (!at91rm9200_EmacWritePhy (p_mac, DM9161_BMCR, &value)) + return FALSE; + /* Restart Auto_negotiation */ + value |= DM9161_RESTART_AUTONEG; + if (!at91rm9200_EmacWritePhy (p_mac, DM9161_BMCR, &value)) + return FALSE; + + /*check AutoNegotiate complete */ + udelay (10000); + at91rm9200_EmacReadPhy (p_mac, DM9161_BMSR, &value); + if (!(value & DM9161_AUTONEG_COMP)) + return FALSE; + + /* Get the AutoNeg Link partner base page */ + if (!at91rm9200_EmacReadPhy (p_mac, DM9161_ANLPAR, &PhyAnalpar)) + return FALSE; + + if ((PhyAnar & DM9161_TX_FDX) && (PhyAnalpar & DM9161_TX_FDX)) { + /*set MII for 100BaseTX and Full Duplex */ + p_mac->EMAC_CFG |= AT91C_EMAC_SPD | AT91C_EMAC_FD; + return TRUE; + } + + if ((PhyAnar & DM9161_10_FDX) && (PhyAnalpar & DM9161_10_FDX)) { + /*set MII for 10BaseT and Full Duplex */ + p_mac->EMAC_CFG = (p_mac->EMAC_CFG & + ~(AT91C_EMAC_SPD | AT91C_EMAC_FD)) + | AT91C_EMAC_FD; + return TRUE; + } + return FALSE; +} + + +/* + * Name: + * at91rm92000_GetPhyInterface + * Description: + * Initialise the interface functions to the PHY + * Arguments: + * None + * Return value: + * None + */ +void at91rm92000_GetPhyInterface(AT91PS_PhyOps p_phyops) +{ + p_phyops->Init = dm9161_InitPhy; + p_phyops->IsPhyConnected = dm9161_IsPhyConnected; + p_phyops->GetLinkSpeed = dm9161_GetLinkSpeed; + p_phyops->AutoNegotiate = dm9161_AutoNegotiate; +} + +#endif /* CONFIG_COMMANDS & CFG_CMD_NET */ + +#endif /* CONFIG_DRIVER_ETHER */ diff --git a/cpu/at91rm9200/Makefile b/cpu/at91rm9200/Makefile index fdf6adb..dfe50c0 100644 --- a/cpu/at91rm9200/Makefile +++ b/cpu/at91rm9200/Makefile @@ -27,7 +27,7 @@ START = start.o OBJS = serial.o interrupts.o cpu.o \ - at91rm9200_ether.o at45.o + at91rm9200_ether.o all: .depend $(START) $(LIB) diff --git a/cpu/at91rm9200/at45.c b/cpu/at91rm9200/at45.c deleted file mode 100644 index 3c00132..0000000 --- a/cpu/at91rm9200/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 -#include -#include - -#ifdef CONFIG_HAS_DATAFLASH -#include - -#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 */ -/* : = dataflash address */ -/* : <*dataBuffer> = data buffer pointer */ -/* : = 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 */ -/* : = dataflash destination address */ -/* : = 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 */ -/* : = command to write buffer1 or buffer2 */ -/* : <*dataBuffer> = data buffer to write */ -/* : = address in the internal buffer */ -/* : = 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 */ -/* : = command to send to buffer1 or buffer2 */ -/* : = 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 number */ -/* : = adr to begin the fading */ -/* : = 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 */ -/* : = dataflash adress */ -/* : = 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/cpu/at91rm9200/at91rm9200_ether.c b/cpu/at91rm9200/at91rm9200_ether.c index 544b317..85afba7 100644 --- a/cpu/at91rm9200/at91rm9200_ether.c +++ b/cpu/at91rm9200/at91rm9200_ether.c @@ -60,205 +60,10 @@ #if (CONFIG_COMMANDS & CFG_CMD_NET) /* structure to interface the PHY */ -AT91S_PhyOps AT91S_Dm9161Ops; -AT91PS_PhyOps pPhyOps; +AT91S_PhyOps PhyOps; AT91PS_EMAC p_mac; -/*************************** Phy layer functions ************************/ -/** functions to interface the DAVICOM 10/100Mbps ethernet phy **********/ - -/* - * Name: - * dm9161_IsPhyConnected - * Description: - * Reads the 2 PHY ID registers - * Arguments: - * p_mac - pointer to AT91S_EMAC struct - * Return value: - * TRUE - if id read successfully - * FALSE- if error - */ -static unsigned int dm9161_IsPhyConnected (AT91PS_EMAC p_mac) -{ - unsigned short Id1, Id2; - - at91rm9200_EmacEnableMDIO (p_mac); - at91rm9200_EmacReadPhy (p_mac, DM9161_PHYID1, &Id1); - at91rm9200_EmacReadPhy (p_mac, DM9161_PHYID2, &Id2); - at91rm9200_EmacDisableMDIO (p_mac); - - if ((Id1 == (DM9161_PHYID1_OUI >> 6)) && - ((Id2 >> 10) == (DM9161_PHYID1_OUI & DM9161_LSB_MASK))) - return TRUE; - - return FALSE; -} - -/* - * Name: - * dm9161_GetLinkSpeed - * Description: - * Link parallel detection status of MAC is checked and set in the - * MAC configuration registers - * Arguments: - * p_mac - pointer to MAC - * Return value: - * TRUE - if link status set succesfully - * FALSE - if link status not set - */ -static UCHAR dm9161_GetLinkSpeed (AT91PS_EMAC p_mac) -{ - unsigned short stat1, stat2; - - if (!at91rm9200_EmacReadPhy (p_mac, DM9161_BMSR, &stat1)) - return FALSE; - - if (!(stat1 & DM9161_LINK_STATUS)) /* link status up? */ - return FALSE; - - if (!at91rm9200_EmacReadPhy (p_mac, DM9161_DSCSR, &stat2)) - return FALSE; - - if ((stat1 & DM9161_100BASE_TX_FD) && (stat2 & DM9161_100FDX)) { - /*set Emac for 100BaseTX and Full Duplex */ - p_mac->EMAC_CFG |= AT91C_EMAC_SPD | AT91C_EMAC_FD; - return TRUE; - } - - if ((stat1 & DM9161_10BASE_T_FD) && (stat2 & DM9161_10FDX)) { - /*set MII for 10BaseT and Full Duplex */ - p_mac->EMAC_CFG = (p_mac->EMAC_CFG & - ~(AT91C_EMAC_SPD | AT91C_EMAC_FD)) - | AT91C_EMAC_FD; - return TRUE; - } - - if ((stat1 & DM9161_100BASE_T4_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)) - | AT91C_EMAC_SPD; - return TRUE; - } - - if ((stat1 & DM9161_10BASE_T_HD) && (stat2 & DM9161_10HDX)) { - /*set MII for 10BaseT and Half Duplex */ - p_mac->EMAC_CFG &= ~(AT91C_EMAC_SPD | AT91C_EMAC_FD); - return TRUE; - } - return FALSE; -} - - -/* - * Name: - * dm9161_InitPhy - * Description: - * MAC starts checking its link by using parallel detection and - * Autonegotiation and the same is set in the MAC configuration registers - * Arguments: - * p_mac - pointer to struct AT91S_EMAC - * Return value: - * TRUE - if link status set succesfully - * FALSE - if link status not set - */ -static UCHAR dm9161_InitPhy (AT91PS_EMAC p_mac) -{ - UCHAR ret = TRUE; - unsigned short IntValue; - - at91rm9200_EmacEnableMDIO (p_mac); - - if (!dm9161_GetLinkSpeed (p_mac)) { - /* Try another time */ - ret = dm9161_GetLinkSpeed (p_mac); - } - - /* Disable PHY Interrupts */ - at91rm9200_EmacReadPhy (p_mac, DM9161_MDINTR, &IntValue); - /* clear FDX, SPD, Link, INTR masks */ - IntValue &= ~(DM9161_FDX_MASK | DM9161_SPD_MASK | - DM9161_LINK_MASK | DM9161_INTR_MASK); - at91rm9200_EmacWritePhy (p_mac, DM9161_MDINTR, &IntValue); - at91rm9200_EmacDisableMDIO (p_mac); - - return (ret); -} - - -/* - * Name: - * dm9161_AutoNegotiate - * Description: - * MAC Autonegotiates with the partner status of same is set in the - * MAC configuration registers - * Arguments: - * dev - pointer to struct net_device - * Return value: - * TRUE - if link status set successfully - * FALSE - if link status not set - */ -static UCHAR dm9161_AutoNegotiate (AT91PS_EMAC p_mac, int *status) -{ - unsigned short value; - unsigned short PhyAnar; - unsigned short PhyAnalpar; - - /* Set dm9161 control register */ - if (!at91rm9200_EmacReadPhy (p_mac, DM9161_BMCR, &value)) - return FALSE; - value &= ~DM9161_AUTONEG; /* remove autonegotiation enable */ - value |= DM9161_ISOLATE; /* Electrically isolate PHY */ - 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 */ - PhyAnar = DM9161_NP | DM9161_TX_FDX | DM9161_TX_HDX | - DM9161_10_FDX | DM9161_10_HDX | DM9161_AN_IEEE_802_3; - if (!at91rm9200_EmacWritePhy (p_mac, DM9161_ANAR, &PhyAnar)) - return FALSE; - - /* Read the Control Register */ - if (!at91rm9200_EmacReadPhy (p_mac, DM9161_BMCR, &value)) - return FALSE; - - value |= DM9161_SPEED_SELECT | DM9161_AUTONEG | DM9161_DUPLEX_MODE; - if (!at91rm9200_EmacWritePhy (p_mac, DM9161_BMCR, &value)) - return FALSE; - /* Restart Auto_negotiation */ - value |= DM9161_RESTART_AUTONEG; - if (!at91rm9200_EmacWritePhy (p_mac, DM9161_BMCR, &value)) - return FALSE; - - /*check AutoNegotiate complete */ - udelay (10000); - at91rm9200_EmacReadPhy (p_mac, DM9161_BMSR, &value); - if (!(value & DM9161_AUTONEG_COMP)) - return FALSE; - - /* Get the AutoNeg Link partner base page */ - if (!at91rm9200_EmacReadPhy (p_mac, DM9161_ANLPAR, &PhyAnalpar)) - return FALSE; - - if ((PhyAnar & DM9161_TX_FDX) && (PhyAnalpar & DM9161_TX_FDX)) { - /*set MII for 100BaseTX and Full Duplex */ - p_mac->EMAC_CFG |= AT91C_EMAC_SPD | AT91C_EMAC_FD; - return TRUE; - } - - if ((PhyAnar & DM9161_10_FDX) && (PhyAnalpar & DM9161_10_FDX)) { - /*set MII for 10BaseT and Full Duplex */ - p_mac->EMAC_CFG = (p_mac->EMAC_CFG & - ~(AT91C_EMAC_SPD | AT91C_EMAC_FD)) - | AT91C_EMAC_FD; - return TRUE; - } - return FALSE; -} - - /*********** EMAC Phy layer Management functions *************************/ /* * Name: @@ -270,7 +75,7 @@ * Return value: * none */ -static void at91rm9200_EmacEnableMDIO (AT91PS_EMAC p_mac) +void at91rm9200_EmacEnableMDIO (AT91PS_EMAC p_mac) { /* Mac CTRL reg set for MDIO enable */ p_mac->EMAC_CTL |= AT91C_EMAC_MPE; /* Management port enable */ @@ -286,7 +91,7 @@ * Return value: * none */ -static void at91rm9200_EmacDisableMDIO (AT91PS_EMAC p_mac) +void at91rm9200_EmacDisableMDIO (AT91PS_EMAC p_mac) { /* Mac CTRL reg set for MDIO disable */ p_mac->EMAC_CTL &= ~AT91C_EMAC_MPE; /* Management port disable */ @@ -305,7 +110,7 @@ * Return value: * TRUE - if data read successfully */ -static UCHAR at91rm9200_EmacReadPhy (AT91PS_EMAC p_mac, +UCHAR at91rm9200_EmacReadPhy (AT91PS_EMAC p_mac, unsigned char RegisterAddress, unsigned short *pInput) { @@ -334,7 +139,7 @@ * Return value: * TRUE - if data read successfully */ -static UCHAR at91rm9200_EmacWritePhy (AT91PS_EMAC p_mac, +UCHAR at91rm9200_EmacWritePhy (AT91PS_EMAC p_mac, unsigned char RegisterAddress, unsigned short *pOutput) { @@ -347,26 +152,6 @@ return TRUE; } -/* - * Name: - * at91rm92000_GetPhyInterface - * Description: - * Initialise the interface functions to the PHY - * Arguments: - * None - * Return value: - * None - */ -void at91rm92000_GetPhyInterface (void) -{ - AT91S_Dm9161Ops.Init = dm9161_InitPhy; - AT91S_Dm9161Ops.IsPhyConnected = dm9161_IsPhyConnected; - AT91S_Dm9161Ops.GetLinkSpeed = dm9161_GetLinkSpeed; - AT91S_Dm9161Ops.AutoNegotiate = dm9161_AutoNegotiate; - - pPhyOps = (AT91PS_PhyOps) & AT91S_Dm9161Ops; -} - rbf_t *rbfdt; rbf_t *rbfp; @@ -423,14 +208,14 @@ p_mac->EMAC_CTL |= AT91C_EMAC_TE | AT91C_EMAC_RE; - at91rm92000_GetPhyInterface (); + at91rm92000_GetPhyInterface (& PhyOps); - if (!pPhyOps->IsPhyConnected (p_mac)) + if (!PhyOps.IsPhyConnected (p_mac)) printf ("PHY not connected!!\n\r"); /* MII management start from here */ if (!(p_mac->EMAC_SR & AT91C_EMAC_LINK)) { - if (!(ret = pPhyOps->Init (p_mac))) { + if (!(ret = PhyOps.Init (p_mac))) { printf ("MAC: error during MII initialization\n"); return 0; } diff --git a/include/at91rm9200_net.h b/include/at91rm9200_net.h index 19f0d3e..bb0050b 100644 --- a/include/at91rm9200_net.h +++ b/include/at91rm9200_net.h @@ -22,7 +22,6 @@ #include #include #include -#include "dm9161.h" #define FALSE 0 #define TRUE 1 @@ -49,10 +48,10 @@ /****************** function prototypes **********************/ /* MII functions */ -static void at91rm9200_EmacEnableMDIO(AT91PS_EMAC p_mac); -static void at91rm9200_EmacDisableMDIO(AT91PS_EMAC p_mac); -static UCHAR at91rm9200_EmacReadPhy(AT91PS_EMAC p_mac, unsigned char RegisterAddress, unsigned short *pInput); -static UCHAR at91rm9200_EmacWritePhy(AT91PS_EMAC p_mac, unsigned char RegisterAddress, unsigned short *pOutput); -void at91rm92000_GetPhyInterface(void ); +void at91rm9200_EmacEnableMDIO(AT91PS_EMAC p_mac); +void at91rm9200_EmacDisableMDIO(AT91PS_EMAC p_mac); +UCHAR at91rm9200_EmacReadPhy(AT91PS_EMAC p_mac, unsigned char RegisterAddress, unsigned short *pInput); +UCHAR at91rm9200_EmacWritePhy(AT91PS_EMAC p_mac, unsigned char RegisterAddress, unsigned short *pOutput); +void at91rm92000_GetPhyInterface(AT91PS_PhyOps p_phyops); #endif /* AT91RM9200_ETHERNET */ diff --git a/include/lxt971a.h b/include/lxt971a.h new file mode 100644 index 0000000..2b5b6d4 --- /dev/null +++ b/include/lxt971a.h @@ -0,0 +1,246 @@ +/*********************************************************************** + * + * Copyright (C) 2004 by FS Forth-Systeme GmbH. + * All rights reserved. + * + * $Id: ns9750_eth.h,v 1.2 2004/02/24 13:25:39 mpietrek Exp $ + * @Author: Markus Pietrek + * @References: [1] NS9750 Hardware Reference, December 2003 + * [2] Intel LXT971 Datasheet #249414 Rev. 02 + * [3] NS7520 Linux Ethernet Driver + * + * 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 __LXT971A_H__ +#define __LXT971A_H__ + +/* PHY definitions (LXT971A) [2] */ +#define PHY_COMMON_CTRL (0x00) +#define PHY_COMMON_STAT (0x01) +#define PHY_COMMON_ID1 (0x02) +#define PHY_COMMON_ID2 (0x03) +#define PHY_COMMON_AUTO_ADV (0x04) +#define PHY_COMMON_AUTO_LNKB (0x05) +#define PHY_COMMON_AUTO_EXP (0x06) +#define PHY_COMMON_AUTO_NEXT (0x07) +#define PHY_COMMON_AUTO_LNKN (0x08) +#define PHY_LXT971_PORT_CFG (0x10) +#define PHY_LXT971_STAT2 (0x11) +#define PHY_LXT971_INT_ENABLE (0x12) +#define PHY_LXT971_INT_STATUS (0x13) +#define PHY_LXT971_LED_CFG (0x14) +#define PHY_LXT971_DIG_CFG (0x1A) +#define PHY_LXT971_TX_CTRL (0x1E) + +/* CTRL PHY Control Register Bit Fields */ +#define PHY_COMMON_CTRL_RESET (0x8000) +#define PHY_COMMON_CTRL_LOOPBACK (0x4000) +#define PHY_COMMON_CTRL_SPD_MA (0x2040) +#define PHY_COMMON_CTRL_SPD_10 (0x0000) +#define PHY_COMMON_CTRL_SPD_100 (0x2000) +#define PHY_COMMON_CTRL_SPD_1000 (0x0040) +#define PHY_COMMON_CTRL_SPD_RES (0x2040) +#define PHY_COMMON_CTRL_AUTO_NEG (0x1000) +#define PHY_COMMON_CTRL_POWER_DN (0x0800) +#define PHY_COMMON_CTRL_ISOLATE (0x0400) +#define PHY_COMMON_CTRL_RES_AUTO (0x0200) +#define PHY_COMMON_CTRL_DUPLEX (0x0100) +#define PHY_COMMON_CTRL_COL_TEST (0x0080) +#define PHY_COMMON_CTRL_RES1 (0x003F) + +/* STAT Status Register Bit Fields */ +#define PHY_COMMON_STAT_100BT4 (0x8000) +#define PHY_COMMON_STAT_100BXFD (0x4000) +#define PHY_COMMON_STAT_100BXHD (0x2000) +#define PHY_COMMON_STAT_10BTFD (0x1000) +#define PHY_COMMON_STAT_10BTHD (0x0800) +#define PHY_COMMON_STAT_100BT2FD (0x0400) +#define PHY_COMMON_STAT_100BT2HD (0x0200) +#define PHY_COMMON_STAT_EXT_STAT (0x0100) +#define PHY_COMMON_STAT_RES1 (0x0080) +#define PHY_COMMON_STAT_MF_PSUP (0x0040) +#define PHY_COMMON_STAT_AN_COMP (0x0020) +#define PHY_COMMON_STAT_RMT_FLT (0x0010) +#define PHY_COMMON_STAT_AN_CAP (0x0008) +#define PHY_COMMON_STAT_LNK_STAT (0x0004) +#define PHY_COMMON_STAT_JAB_DTCT (0x0002) +#define PHY_COMMON_STAT_EXT_CAP (0x0001) + +/* AUTO_ADV Auto-neg Advert Register Bit Fields */ +#define PHY_COMMON_AUTO_ADV_NP (0x8000) +#define PHY_COMMON_AUTO_ADV_RES1 (0x4000) +#define PHY_COMMON_AUTO_ADV_RMT_FLT (0x2000) +#define PHY_COMMON_AUTO_ADV_RES2 (0x1000) +#define PHY_COMMON_AUTO_ADV_AS_PAUSE (0x0800) +#define PHY_COMMON_AUTO_ADV_PAUSE (0x0400) +#define PHY_COMMON_AUTO_ADV_100BT4 (0x0200) +#define PHY_COMMON_AUTO_ADV_100BTXFD (0x0100) +#define PHY_COMMON_AUTO_ADV_100BTX (0x0080) +#define PHY_COMMON_AUTO_ADV_10BTFD (0x0040) +#define PHY_COMMON_AUTO_ADV_10BT (0x0020) +#define PHY_COMMON_AUTO_ADV_SEL_FLD_MA (0x001F) +#define PHY_COMMON_AUTO_ADV_802_9 (0x0002) +#define PHY_COMMON_AUTO_ADV_802_3 (0x0001) + +/* AUTO_LNKB Auto-neg Link Ability Register Bit Fields */ +#define PHY_COMMON_AUTO_LNKB_NP (0x8000) +#define PHY_COMMON_AUTO_LNKB_ACK (0x4000) +#define PHY_COMMON_AUTO_LNKB_RMT_FLT (0x2000) +#define PHY_COMMON_AUTO_LNKB_RES2 (0x1000) +#define PHY_COMMON_AUTO_LNKB_AS_PAUSE (0x0800) +#define PHY_COMMON_AUTO_LNKB_PAUSE (0x0400) +#define PHY_COMMON_AUTO_LNKB_100BT4 (0x0200) +#define PHY_COMMON_AUTO_LNKB_100BTXFD (0x0100) +#define PHY_COMMON_AUTO_LNKB_100BTX (0x0080) +#define PHY_COMMON_AUTO_LNKB_10BTFD (0x0040) +#define PHY_COMMON_AUTO_LNKB_10BT (0x0020) +#define PHY_COMMON_AUTO_LNKB_SEL_FLD_MA (0x001F) +#define PHY_COMMON_AUTO_LNKB_802_9 (0x0002) +#define PHY_COMMON_AUTO_LNKB_802_3 (0x0001) + +/* AUTO_EXP Auto-neg Expansion Register Bit Fields */ +#define PHY_COMMON_AUTO_EXP_RES1 (0xFFC0) +#define PHY_COMMON_AUTO_EXP_BASE_PAGE (0x0020) +#define PHY_COMMON_AUTO_EXP_PAR_DT_FLT (0x0010) +#define PHY_COMMON_AUTO_EXP_LNK_NP_CAP (0x0008) +#define PHY_COMMON_AUTO_EXP_NP_CAP (0x0004) +#define PHY_COMMON_AUTO_EXP_PAGE_REC (0x0002) +#define PHY_COMMON_AUTO_EXP_LNK_AN_CAP (0x0001) + +/* AUTO_NEXT Aut-neg Next Page Tx Register Bit Fields */ +#define PHY_COMMON_AUTO_NEXT_NP (0x8000) +#define PHY_COMMON_AUTO_NEXT_RES1 (0x4000) +#define PHY_COMMON_AUTO_NEXT_MSG_PAGE (0x2000) +#define PHY_COMMON_AUTO_NEXT_ACK_2 (0x1000) +#define PHY_COMMON_AUTO_NEXT_TOGGLE (0x0800) +#define PHY_COMMON_AUTO_NEXT_MSG (0x07FF) + +/* AUTO_LNKN Auto-neg Link Partner Rx Reg Bit Fields */ +#define PHY_COMMON_AUTO_LNKN_NP (0x8000) +#define PHY_COMMON_AUTO_LNKN_ACK (0x4000) +#define PHY_COMMON_AUTO_LNKN_MSG_PAGE (0x2000) +#define PHY_COMMON_AUTO_LNKN_ACK_2 (0x1000) +#define PHY_COMMON_AUTO_LNKN_TOGGLE (0x0800) +#define PHY_COMMON_AUTO_LNKN_MSG (0x07FF) + +/* PORT_CFG Port Configuration Register Bit Fields */ +#define PHY_LXT971_PORT_CFG_RES1 (0x8000) +#define PHY_LXT971_PORT_CFG_FORCE_LNK (0x4000) +#define PHY_LXT971_PORT_CFG_TX_DISABLE (0x2000) +#define PHY_LXT971_PORT_CFG_BYPASS_SCR (0x1000) +#define PHY_LXT971_PORT_CFG_RES2 (0x0800) +#define PHY_LXT971_PORT_CFG_JABBER (0x0400) +#define PHY_LXT971_PORT_CFG_SQE (0x0200) +#define PHY_LXT971_PORT_CFG_TP_LOOPBACK (0x0100) +#define PHY_LXT971_PORT_CFG_CRS_SEL (0x0080) +#define PHY_LXT971_PORT_CFG_SLEEP_MODE (0x0040) +#define PHY_LXT971_PORT_CFG_PRE_EN (0x0020) +#define PHY_LXT971_PORT_CFG_SLEEP_T_MA (0x0018) +#define PHY_LXT971_PORT_CFG_SLEEP_T_104 (0x0010) +#define PHY_LXT971_PORT_CFG_SLEEP_T_200 (0x0001) +#define PHY_LXT971_PORT_CFG_SLEEP_T_304 (0x0000) +#define PHY_LXT971_PORT_CFG_FLT_CODE_EN (0x0004) +#define PHY_LXT971_PORT_CFG_ALT_NP (0x0002) +#define PHY_LXT971_PORT_CFG_FIBER_SEL (0x0001) + +/* STAT2 Status Register #2 Bit Fields */ +#define PHY_LXT971_STAT2_RES1 (0x8000) +#define PHY_LXT971_STAT2_100BTX (0x4000) +#define PHY_LXT971_STAT2_TX_STATUS (0x2000) +#define PHY_LXT971_STAT2_RX_STATUS (0x1000) +#define PHY_LXT971_STAT2_COL_STATUS (0x0800) +#define PHY_LXT971_STAT2_LINK (0x0400) +#define PHY_LXT971_STAT2_DUPLEX_MODE (0x0200) +#define PHY_LXT971_STAT2_AUTO_NEG (0x0100) +#define PHY_LXT971_STAT2_AUTO_NEG_COMP (0x0080) +#define PHY_LXT971_STAT2_RES2 (0x0040) +#define PHY_LXT971_STAT2_POLARITY (0x0020) +#define PHY_LXT971_STAT2_PAUSE (0x0010) +#define PHY_LXT971_STAT2_ERROR (0x0008) +#define PHY_LXT971_STAT2_RES3 (0x0007) + +/* INT_ENABLE Interrupt Enable Register Bit Fields */ +#define PHY_LXT971_INT_ENABLE_RES1 (0xFF00) +#define PHY_LXT971_INT_ENABLE_ANMSK (0x0080) +#define PHY_LXT971_INT_ENABLE_SPEEDMSK (0x0040) +#define PHY_LXT971_INT_ENABLE_DUPLEXMSK (0x0020) +#define PHY_LXT971_INT_ENABLE_LINKMSK (0x0010) +#define PHY_LXT971_INT_ENABLE_RES2 (0x000C) +#define PHY_LXT971_INT_ENABLE_INTEN (0x0002) +#define PHY_LXT971_INT_ENABLE_TINT (0x0001) + +/* INT_STATUS Interrupt Status Register Bit Fields */ +#define PHY_LXT971_INT_STATUS_RES1 (0xFF00) +#define PHY_LXT971_INT_STATUS_ANDONE (0x0080) +#define PHY_LXT971_INT_STATUS_SPEEDCHG (0x0040) +#define PHY_LXT971_INT_STATUS_DUPLEXCHG (0x0020) +#define PHY_LXT971_INT_STATUS_LINKCHG (0x0010) +#define PHY_LXT971_INT_STATUS_RES2 (0x0008) +#define PHY_LXT971_INT_STATUS_MDINT (0x0004) +#define PHY_LXT971_INT_STATUS_RES3 (0x0003) + +/* LED_CFG Interrupt LED Configuration Register Bit Fields */ +#define PHY_LXT971_LED_CFG_SHIFT_LED1 (0x000C) +#define PHY_LXT971_LED_CFG_SHIFT_LED2 (0x0008) +#define PHY_LXT971_LED_CFG_SHIFT_LED3 (0x0004) +#define PHY_LXT971_LED_CFG_LEDFREQ_MA (0x000C) +#define PHY_LXT971_LED_CFG_LEDFREQ_RES (0x000C) +#define PHY_LXT971_LED_CFG_LEDFREQ_100 (0x0008) +#define PHY_LXT971_LED_CFG_LEDFREQ_60 (0x0004) +#define PHY_LXT971_LED_CFG_LEDFREQ_30 (0x0000) +#define PHY_LXT971_LED_CFG_PULSE_STR (0x0002) +#define PHY_LXT971_LED_CFG_RES1 (0x0001) + +/* only one of these values must be shifted for each SHIFT_LED? */ +#define PHY_LXT971_LED_CFG_UNUSED1 (0x000F) +#define PHY_LXT971_LED_CFG_DUPLEX_COL (0x000E) +#define PHY_LXT971_LED_CFG_LINK_ACT (0x000D) +#define PHY_LXT971_LED_CFG_LINK_RX (0x000C) +#define PHY_LXT971_LED_CFG_TEST_BLK_SLW (0x000B) +#define PHY_LXT971_LED_CFG_TEST_BLK_FST (0x000A) +#define PHY_LXT971_LED_CFG_TEST_OFF (0x0009) +#define PHY_LXT971_LED_CFG_TEST_ON (0x0008) +#define PHY_LXT971_LED_CFG_RX_OR_TX (0x0007) +#define PHY_LXT971_LED_CFG_UNUSED2 (0x0006) +#define PHY_LXT971_LED_CFG_DUPLEX (0x0005) +#define PHY_LXT971_LED_CFG_LINK (0x0004) +#define PHY_LXT971_LED_CFG_COLLISION (0x0003) +#define PHY_LXT971_LED_CFG_RECEIVE (0x0002) +#define PHY_LXT971_LED_CFG_TRANSMIT (0x0001) +#define PHY_LXT971_LED_CFG_SPEED (0x0000) + +/* DIG_CFG Digitial Configuration Register Bit Fields */ +#define PHY_LXT971_DIG_CFG_RES1 (0xF000) +#define PHY_LXT971_DIG_CFG_MII_DRIVE (0x0800) +#define PHY_LXT971_DIG_CFG_RES2 (0x0400) +#define PHY_LXT971_DIG_CFG_SHOW_SYMBOL (0x0200) +#define PHY_LXT971_DIG_CFG_RES3 (0x01FF) + +#define PHY_LXT971_MDIO_MAX_CLK (8000000) +#define PHY_MDIO_MAX_CLK (2500000) + +/* TX_CTRL Transmit Control Register Bit Fields + documentation is buggy for this register, therefore setting not included */ + +typedef enum +{ + PHY_NONE = 0x0000, /* no PHY detected yet */ + PHY_LXT971A = 0x0013 +} PhyType; + +#endif /* __LXT971A_H__ */ diff --git a/include/ns9750_eth.h b/include/ns9750_eth.h index ce0c841..978c0bb 100644 --- a/include/ns9750_eth.h +++ b/include/ns9750_eth.h @@ -31,6 +31,8 @@ #ifdef CONFIG_DRIVER_NS9750_ETHERNET +#include "lxt971a.h" + #define NS9750_ETH_MODULE_BASE (0xA0600000) #define get_eth_reg_addr(c) \ @@ -286,237 +288,6 @@ #define NS9750_ETH_RXFREE_B (0x00000002) #define NS9750_ETH_RXFREE_A (0x00000001) -/* PHY definitions (LXT971A) [2] */ - -#define PHY_COMMON_CTRL (0x00) -#define PHY_COMMON_STAT (0x01) -#define PHY_COMMON_ID1 (0x02) -#define PHY_COMMON_ID2 (0x03) -#define PHY_COMMON_AUTO_ADV (0x04) -#define PHY_COMMON_AUTO_LNKB (0x05) -#define PHY_COMMON_AUTO_EXP (0x06) -#define PHY_COMMON_AUTO_NEXT (0x07) -#define PHY_COMMON_AUTO_LNKN (0x08) -#define PHY_LXT971_PORT_CFG (0x10) -#define PHY_LXT971_STAT2 (0x11) -#define PHY_LXT971_INT_ENABLE (0x12) -#define PHY_LXT971_INT_STATUS (0x13) -#define PHY_LXT971_LED_CFG (0x14) -#define PHY_LXT971_DIG_CFG (0x1A) -#define PHY_LXT971_TX_CTRL (0x1E) - -/* CTRL PHY Control Register Bit Fields */ - -#define PHY_COMMON_CTRL_RESET (0x8000) -#define PHY_COMMON_CTRL_LOOPBACK (0x4000) -#define PHY_COMMON_CTRL_SPD_MA (0x2040) -#define PHY_COMMON_CTRL_SPD_10 (0x0000) -#define PHY_COMMON_CTRL_SPD_100 (0x2000) -#define PHY_COMMON_CTRL_SPD_1000 (0x0040) -#define PHY_COMMON_CTRL_SPD_RES (0x2040) -#define PHY_COMMON_CTRL_AUTO_NEG (0x1000) -#define PHY_COMMON_CTRL_POWER_DN (0x0800) -#define PHY_COMMON_CTRL_ISOLATE (0x0400) -#define PHY_COMMON_CTRL_RES_AUTO (0x0200) -#define PHY_COMMON_CTRL_DUPLEX (0x0100) -#define PHY_COMMON_CTRL_COL_TEST (0x0080) -#define PHY_COMMON_CTRL_RES1 (0x003F) - -/* STAT Status Register Bit Fields */ - -#define PHY_COMMON_STAT_100BT4 (0x8000) -#define PHY_COMMON_STAT_100BXFD (0x4000) -#define PHY_COMMON_STAT_100BXHD (0x2000) -#define PHY_COMMON_STAT_10BTFD (0x1000) -#define PHY_COMMON_STAT_10BTHD (0x0800) -#define PHY_COMMON_STAT_100BT2FD (0x0400) -#define PHY_COMMON_STAT_100BT2HD (0x0200) -#define PHY_COMMON_STAT_EXT_STAT (0x0100) -#define PHY_COMMON_STAT_RES1 (0x0080) -#define PHY_COMMON_STAT_MF_PSUP (0x0040) -#define PHY_COMMON_STAT_AN_COMP (0x0020) -#define PHY_COMMON_STAT_RMT_FLT (0x0010) -#define PHY_COMMON_STAT_AN_CAP (0x0008) -#define PHY_COMMON_STAT_LNK_STAT (0x0004) -#define PHY_COMMON_STAT_JAB_DTCT (0x0002) -#define PHY_COMMON_STAT_EXT_CAP (0x0001) - - -/* AUTO_ADV Auto-neg Advert Register Bit Fields */ - -#define PHY_COMMON_AUTO_ADV_NP (0x8000) -#define PHY_COMMON_AUTO_ADV_RES1 (0x4000) -#define PHY_COMMON_AUTO_ADV_RMT_FLT (0x2000) -#define PHY_COMMON_AUTO_ADV_RES2 (0x1000) -#define PHY_COMMON_AUTO_ADV_AS_PAUSE (0x0800) -#define PHY_COMMON_AUTO_ADV_PAUSE (0x0400) -#define PHY_COMMON_AUTO_ADV_100BT4 (0x0200) -#define PHY_COMMON_AUTO_ADV_100BTXFD (0x0100) -#define PHY_COMMON_AUTO_ADV_100BTX (0x0080) -#define PHY_COMMON_AUTO_ADV_10BTFD (0x0040) -#define PHY_COMMON_AUTO_ADV_10BT (0x0020) -#define PHY_COMMON_AUTO_ADV_SEL_FLD_MA (0x001F) -#define PHY_COMMON_AUTO_ADV_802_9 (0x0002) -#define PHY_COMMON_AUTO_ADV_802_3 (0x0001) - -/* AUTO_LNKB Auto-neg Link Ability Register Bit Fields */ - -#define PHY_COMMON_AUTO_LNKB_NP (0x8000) -#define PHY_COMMON_AUTO_LNKB_ACK (0x4000) -#define PHY_COMMON_AUTO_LNKB_RMT_FLT (0x2000) -#define PHY_COMMON_AUTO_LNKB_RES2 (0x1000) -#define PHY_COMMON_AUTO_LNKB_AS_PAUSE (0x0800) -#define PHY_COMMON_AUTO_LNKB_PAUSE (0x0400) -#define PHY_COMMON_AUTO_LNKB_100BT4 (0x0200) -#define PHY_COMMON_AUTO_LNKB_100BTXFD (0x0100) -#define PHY_COMMON_AUTO_LNKB_100BTX (0x0080) -#define PHY_COMMON_AUTO_LNKB_10BTFD (0x0040) -#define PHY_COMMON_AUTO_LNKB_10BT (0x0020) -#define PHY_COMMON_AUTO_LNKB_SEL_FLD_MA (0x001F) -#define PHY_COMMON_AUTO_LNKB_802_9 (0x0002) -#define PHY_COMMON_AUTO_LNKB_802_3 (0x0001) - -/* AUTO_EXP Auto-neg Expansion Register Bit Fields */ - -#define PHY_COMMON_AUTO_EXP_RES1 (0xFFC0) -#define PHY_COMMON_AUTO_EXP_BASE_PAGE (0x0020) -#define PHY_COMMON_AUTO_EXP_PAR_DT_FLT (0x0010) -#define PHY_COMMON_AUTO_EXP_LNK_NP_CAP (0x0008) -#define PHY_COMMON_AUTO_EXP_NP_CAP (0x0004) -#define PHY_COMMON_AUTO_EXP_PAGE_REC (0x0002) -#define PHY_COMMON_AUTO_EXP_LNK_AN_CAP (0x0001) - -/* AUTO_NEXT Aut-neg Next Page Tx Register Bit Fields */ - -#define PHY_COMMON_AUTO_NEXT_NP (0x8000) -#define PHY_COMMON_AUTO_NEXT_RES1 (0x4000) -#define PHY_COMMON_AUTO_NEXT_MSG_PAGE (0x2000) -#define PHY_COMMON_AUTO_NEXT_ACK_2 (0x1000) -#define PHY_COMMON_AUTO_NEXT_TOGGLE (0x0800) -#define PHY_COMMON_AUTO_NEXT_MSG (0x07FF) - -/* AUTO_LNKN Auto-neg Link Partner Rx Reg Bit Fields */ - -#define PHY_COMMON_AUTO_LNKN_NP (0x8000) -#define PHY_COMMON_AUTO_LNKN_ACK (0x4000) -#define PHY_COMMON_AUTO_LNKN_MSG_PAGE (0x2000) -#define PHY_COMMON_AUTO_LNKN_ACK_2 (0x1000) -#define PHY_COMMON_AUTO_LNKN_TOGGLE (0x0800) -#define PHY_COMMON_AUTO_LNKN_MSG (0x07FF) - -/* PORT_CFG Port Configuration Register Bit Fields */ - -#define PHY_LXT971_PORT_CFG_RES1 (0x8000) -#define PHY_LXT971_PORT_CFG_FORCE_LNK (0x4000) -#define PHY_LXT971_PORT_CFG_TX_DISABLE (0x2000) -#define PHY_LXT971_PORT_CFG_BYPASS_SCR (0x1000) -#define PHY_LXT971_PORT_CFG_RES2 (0x0800) -#define PHY_LXT971_PORT_CFG_JABBER (0x0400) -#define PHY_LXT971_PORT_CFG_SQE (0x0200) -#define PHY_LXT971_PORT_CFG_TP_LOOPBACK (0x0100) -#define PHY_LXT971_PORT_CFG_CRS_SEL (0x0080) -#define PHY_LXT971_PORT_CFG_SLEEP_MODE (0x0040) -#define PHY_LXT971_PORT_CFG_PRE_EN (0x0020) -#define PHY_LXT971_PORT_CFG_SLEEP_T_MA (0x0018) -#define PHY_LXT971_PORT_CFG_SLEEP_T_104 (0x0010) -#define PHY_LXT971_PORT_CFG_SLEEP_T_200 (0x0001) -#define PHY_LXT971_PORT_CFG_SLEEP_T_304 (0x0000) -#define PHY_LXT971_PORT_CFG_FLT_CODE_EN (0x0004) -#define PHY_LXT971_PORT_CFG_ALT_NP (0x0002) -#define PHY_LXT971_PORT_CFG_FIBER_SEL (0x0001) - -/* STAT2 Status Register #2 Bit Fields */ - -#define PHY_LXT971_STAT2_RES1 (0x8000) -#define PHY_LXT971_STAT2_100BTX (0x4000) -#define PHY_LXT971_STAT2_TX_STATUS (0x2000) -#define PHY_LXT971_STAT2_RX_STATUS (0x1000) -#define PHY_LXT971_STAT2_COL_STATUS (0x0800) -#define PHY_LXT971_STAT2_LINK (0x0400) -#define PHY_LXT971_STAT2_DUPLEX_MODE (0x0200) -#define PHY_LXT971_STAT2_AUTO_NEG (0x0100) -#define PHY_LXT971_STAT2_AUTO_NEG_COMP (0x0080) -#define PHY_LXT971_STAT2_RES2 (0x0040) -#define PHY_LXT971_STAT2_POLARITY (0x0020) -#define PHY_LXT971_STAT2_PAUSE (0x0010) -#define PHY_LXT971_STAT2_ERROR (0x0008) -#define PHY_LXT971_STAT2_RES3 (0x0007) - -/* INT_ENABLE Interrupt Enable Register Bit Fields */ - -#define PHY_LXT971_INT_ENABLE_RES1 (0xFF00) -#define PHY_LXT971_INT_ENABLE_ANMSK (0x0080) -#define PHY_LXT971_INT_ENABLE_SPEEDMSK (0x0040) -#define PHY_LXT971_INT_ENABLE_DUPLEXMSK (0x0020) -#define PHY_LXT971_INT_ENABLE_LINKMSK (0x0010) -#define PHY_LXT971_INT_ENABLE_RES2 (0x000C) -#define PHY_LXT971_INT_ENABLE_INTEN (0x0002) -#define PHY_LXT971_INT_ENABLE_TINT (0x0001) - -/* INT_STATUS Interrupt Status Register Bit Fields */ - -#define PHY_LXT971_INT_STATUS_RES1 (0xFF00) -#define PHY_LXT971_INT_STATUS_ANDONE (0x0080) -#define PHY_LXT971_INT_STATUS_SPEEDCHG (0x0040) -#define PHY_LXT971_INT_STATUS_DUPLEXCHG (0x0020) -#define PHY_LXT971_INT_STATUS_LINKCHG (0x0010) -#define PHY_LXT971_INT_STATUS_RES2 (0x0008) -#define PHY_LXT971_INT_STATUS_MDINT (0x0004) -#define PHY_LXT971_INT_STATUS_RES3 (0x0003) - -/* LED_CFG Interrupt LED Configuration Register Bit Fields */ - -#define PHY_LXT971_LED_CFG_SHIFT_LED1 (0x000C) -#define PHY_LXT971_LED_CFG_SHIFT_LED2 (0x0008) -#define PHY_LXT971_LED_CFG_SHIFT_LED3 (0x0004) -#define PHY_LXT971_LED_CFG_LEDFREQ_MA (0x000C) -#define PHY_LXT971_LED_CFG_LEDFREQ_RES (0x000C) -#define PHY_LXT971_LED_CFG_LEDFREQ_100 (0x0008) -#define PHY_LXT971_LED_CFG_LEDFREQ_60 (0x0004) -#define PHY_LXT971_LED_CFG_LEDFREQ_30 (0x0000) -#define PHY_LXT971_LED_CFG_PULSE_STR (0x0002) -#define PHY_LXT971_LED_CFG_RES1 (0x0001) - -/* only one of these values must be shifted for each SHIFT_LED? */ - -#define PHY_LXT971_LED_CFG_UNUSED1 (0x000F) -#define PHY_LXT971_LED_CFG_DUPLEX_COL (0x000E) -#define PHY_LXT971_LED_CFG_LINK_ACT (0x000D) -#define PHY_LXT971_LED_CFG_LINK_RX (0x000C) -#define PHY_LXT971_LED_CFG_TEST_BLK_SLW (0x000B) -#define PHY_LXT971_LED_CFG_TEST_BLK_FST (0x000A) -#define PHY_LXT971_LED_CFG_TEST_OFF (0x0009) -#define PHY_LXT971_LED_CFG_TEST_ON (0x0008) -#define PHY_LXT971_LED_CFG_RX_OR_TX (0x0007) -#define PHY_LXT971_LED_CFG_UNUSED2 (0x0006) -#define PHY_LXT971_LED_CFG_DUPLEX (0x0005) -#define PHY_LXT971_LED_CFG_LINK (0x0004) -#define PHY_LXT971_LED_CFG_COLLISION (0x0003) -#define PHY_LXT971_LED_CFG_RECEIVE (0x0002) -#define PHY_LXT971_LED_CFG_TRANSMIT (0x0001) -#define PHY_LXT971_LED_CFG_SPEED (0x0000) - -/* DIG_CFG Digitial Configuration Register Bit Fields */ - -#define PHY_LXT971_DIG_CFG_RES1 (0xF000) -#define PHY_LXT971_DIG_CFG_MII_DRIVE (0x0800) -#define PHY_LXT971_DIG_CFG_RES2 (0x0400) -#define PHY_LXT971_DIG_CFG_SHOW_SYMBOL (0x0200) -#define PHY_LXT971_DIG_CFG_RES3 (0x01FF) - -#define PHY_LXT971_MDIO_MAX_CLK (8000000) - -/* TX_CTRL Transmit Control Register Bit Fields - documentation is buggy for this register, therefore setting not included */ - -typedef enum -{ - PHY_NONE = 0x0000, /* no PHY detected yet */ - PHY_LXT971A = 0x0013 -} PhyType; - -#define PHY_MDIO_MAX_CLK (2500000) - #ifndef NS9750_ETH_PHY_ADDRESS # define NS9750_ETH_PHY_ADDRESS (0x0001) /* suitable for UNC20 */ #endif /* NETARM_ETH_PHY_ADDRESS */