242 lines
7.2 KiB
C
242 lines
7.2 KiB
C
/*================================================================
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Copyright (c) 2022, Quectel Wireless Solutions Co., Ltd. All rights reserved.
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Quectel Wireless Solutions Proprietary and Confidential.
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=================================================================*/
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#include <string.h>
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#include "ssp_host.h"
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#include "quec_spi_nor.h"
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#include "quec_rtos.h"
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#include "quec_debug.h"
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#include "loadTable.h"
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extern unsigned int SPINOR_Wipe(int sspport);
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extern unsigned int SPINOR_EraseByBlock(int sspport, unsigned int Address, unsigned int Size);
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extern unsigned int SPINOR_EraseBySector(int sspport, unsigned int Address, unsigned int Size);
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extern unsigned int SPINOR_Read(int sspport, unsigned int FlashOffset, unsigned int Buffer, unsigned int Size);
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extern unsigned int SPINOR_Write(int sspport, unsigned int Address, unsigned int Buffer, unsigned int Size);
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extern void SPINOR_ReadId(int sspport, unsigned int *pID);
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extern int InitializeSPIDevice(int sspport, int sspclock);
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extern unsigned int SPINOR_Read_PIO(int sspport, unsigned int FlashOffset, unsigned int Buffer, unsigned int Size);
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/********************************
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变量ql_spi_pin_selflag功能描述
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0：默认配置，SSP0使用GPIO16~19引脚
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1: SSP0使用GPIO33~36
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2: SSP2使用GPIO33~36
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3: SSP2使用GPIO12~15
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4: SSP1使用GPIO4~7
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...:待新的配置
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**********************************/
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extern int quec_spi_pin_selflag;
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unsigned int quec_spi_pin_select(int port)
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{
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quec_spi_pin_selflag = port;
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if(port == 1)//33~36 ssp0
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{
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return 0;
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}
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else if((port == 0)||(port == 2))
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{
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return port;
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}
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else if(port == 4)
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{
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return 1;
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}
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else//12~15 for SSP2
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{
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return 2;
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}
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}
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#define SPINOR_PIN_REMAP(A) quec_spi_pin_select(A)
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//初始化SPI FLASH的IO Quec_Spi_Nor_Init
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unsigned int QUEC_SPI_NOR_Init(int port, int clk)
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{
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int ret = 0;
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unsigned char *id;
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unsigned int Retval = 0;
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port = SPINOR_PIN_REMAP(port);
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if ((port < EXTERNAL_NORFLASH_SSP0) || (port > EXTERNAL_NORFLASH_SSP2))
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{
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quec_debug_print_uart("[%s][%d]invalid port \r\n", __func__, __LINE__);
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return QUEC_SSPPortInvalidError;
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}
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switch (clk)
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{
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case _APBC_SSP_FNCLKSEL_6_5MHZ:
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case _APBC_SSP_FNCLKSEL_13MHZ:
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case _APBC_SSP_FNCLKSEL_3_25MHZ:
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case _APBC_SSP_FNCLKSEL_1_625MHZ:
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case _APBC_SSP_FNCLKSEL_812_5KHZ:
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ret = InitializeSPIDevice(port, 0x0); //SSP_CLOCK_13M
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break;
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case _APBC_SSP_FNCLKSEL_26MHZ:
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ret = InitializeSPIDevice(port, 0x1); //SSP_CLOCK_26M
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break;
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case _APBC_SSP_FNCLKSEL_52MHZ:
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default:
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ret = InitializeSPIDevice(port, 0x2); //SSP_CLOCK_52M
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break;
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}
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if (ret != 0)
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{
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quec_debug_print_uart("[%s][%d]InitializeSPIDevice failed \r\n", __func__, __LINE__);
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return QUEC_SSPPortInvalidError;
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}
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return Retval;
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}
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//读取芯片ID
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//返回值如丿
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//void W25QXX_ReadID(u8 *id)
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unsigned char *QUEC_SPI_NOR_ReadID(int port)
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{
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unsigned int flash_id = 0;
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static unsigned char id[3] = {0};
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port = SPINOR_PIN_REMAP(port);
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memset(id, 0, sizeof(id));
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SPINOR_ReadId(port, &flash_id);
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id[0] = flash_id & 0xFF;
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id[1] = (flash_id>>8) & 0xFF;
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id[2] = (flash_id>>16) & 0xFF;
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return id;
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}
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//读取SPI FLASH
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//在指定地址开始读取指定长度的数据
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//pBuffer:数据存储匿
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//ReadAddr:开始读取的地址(24bit)
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//NumByteToRead:要读取的字节敿最夿5535)
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static char buffer[4096] = {0};
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static int i;
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unsigned int QUEC_SPI_NOR_Read(int port, unsigned char* pBuffer,unsigned int ReadAddr,unsigned int NumByteToRead)
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{
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unsigned int Retval = 0;
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port = SPINOR_PIN_REMAP(port);
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if ((port < EXTERNAL_NORFLASH_SSP0) || (port > EXTERNAL_NORFLASH_SSP2))
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{
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quec_debug_print_uart("[%s][%d]invalid port \r\n", __func__, __LINE__);
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return QUEC_SSPPortInvalidError;
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}
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if (NULL == pBuffer)
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{
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quec_debug_print_uart("[%s][%d]invalid param, pBuffer is NULL \r\n", __func__, __LINE__);
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return QUEC_SSPBufferParamInvalidError;
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}
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Retval = SPINOR_Read(port, ReadAddr, (unsigned int)pBuffer, NumByteToRead);
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return Retval;
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}
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//读取SPI FLASH
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//在指定地址开始读取指定长度的数据(fifo模式)
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//pBuffer:数据存储匿
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//ReadAddr:开始读取的地址(24bit)
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//NumByteToRead:要读取的字节敿最夿5535)
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unsigned int QUEC_SPI_NOR_Read_PIO(int port, unsigned char* pBuffer,unsigned int ReadAddr,unsigned int NumByteToRead)
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{
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unsigned int Retval = 0;
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port = SPINOR_PIN_REMAP(port);
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if ((port < EXTERNAL_NORFLASH_SSP0) || (port > EXTERNAL_NORFLASH_SSP2))
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{
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quec_debug_print_uart("[%s][%d]invalid port \r\n", __func__, __LINE__);
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return QUEC_SSPPortInvalidError;
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}
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if (NULL == pBuffer)
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{
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quec_debug_print_uart("[%s][%d]invalid param, pBuffer is NULL \r\n", __func__, __LINE__);
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return QUEC_SSPBufferParamInvalidError;
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}
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Retval = SPINOR_Read_PIO(port, ReadAddr, (unsigned int)pBuffer, NumByteToRead);
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return Retval;
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}
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//写SPI FLASH
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//在指定地址开始写入指定长度的数据
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//该函数带擦除操作!
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//pBuffer:数据存储匿
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//WriteAddr:开始写入的地址(24bit)
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//NumByteToWrite:要写入的字节敿最夿5535)
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unsigned int QUEC_SPI_NOR_Write(int port, unsigned char* pBuffer,unsigned int WriteAddr,unsigned int NumByteToWrite)
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{
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unsigned int Retval = 0;
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port = SPINOR_PIN_REMAP(port);
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if ((port < EXTERNAL_NORFLASH_SSP0) || (port > EXTERNAL_NORFLASH_SSP2))
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{
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quec_debug_print_uart("[%s][%d]invalid port \r\n", __func__, __LINE__);
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return QUEC_SSPPortInvalidError;
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}
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if (NULL == pBuffer)
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{
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quec_debug_print_uart("[%s][%d]invalid param, pBuffer is NULL \r\n", __func__, __LINE__);
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return QUEC_SSPBufferParamInvalidError;
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}
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SPINOR_Write(port, WriteAddr, (unsigned int)pBuffer, NumByteToWrite);
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return Retval;
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}
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//擦除整个芯片
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//等待时间超长...
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unsigned int QUEC_SPI_NOR_Erase_Chip(int port)
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{
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unsigned int Retval = 0;
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port = SPINOR_PIN_REMAP(port);
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if ((port < EXTERNAL_NORFLASH_SSP0) || (port > EXTERNAL_NORFLASH_SSP2))
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{
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quec_debug_print_uart("[%s][%d]invalid port \r\n", __func__, __LINE__);
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return QUEC_SSPPortInvalidError;
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}
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Retval = SPINOR_Wipe(port);
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return Retval;
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}
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//擦除一个扇匿
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//Dst_Addr:扇区地址 根据实际容量设置
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//擦除一个山区的最少时闿150ms
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unsigned int QUEC_SPI_NOR_Erase_Sector(int port, unsigned int Dst_Addr)
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{
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unsigned int Retval = 0;
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port = SPINOR_PIN_REMAP(port);
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if ((port < EXTERNAL_NORFLASH_SSP0) || (port > EXTERNAL_NORFLASH_SSP2))
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{
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quec_debug_print_uart("[%s][%d]invalid port \r\n", __func__, __LINE__);
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return QUEC_SSPPortInvalidError;
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}
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Retval = SPINOR_EraseBySector(port, Dst_Addr, 1);
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return Retval;
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}
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void QUEC_SPI_NOR_Tese(void)
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{
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unsigned char tx_buf[300] = {0};
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unsigned char rx_buf[300] = {0};
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int port_index = 2;
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memset(tx_buf, '2', 256);
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memset(rx_buf, '0', 256);
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QUEC_SPI_NOR_Init(port_index, _APBC_SSP_FNCLKSEL_1_625MHZ);
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QUEC_SPI_NOR_Erase_Chip(port_index);
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//QUEC_SPI_NOR_Erase_Sector(port_index,0x1000);
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//quec_debug_print_uart("write \r\n");
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//QUEC_SPI_NOR_Write_NoCheck(port_index, tx_buf, 0x1000, 1);
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QUEC_SPI_NOR_Write(port_index, tx_buf, 0x1000, 256);
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//quec_debug_print_uart("read \r\n");
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QUEC_SPI_NOR_Read(port_index, rx_buf, 0x1000, 256);
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quec_debug_print_uart("read: 0x%02x 0x%02x\r\n", rx_buf[0], rx_buf[255]);
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}
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