215 lines
7.2 KiB
C
215 lines
7.2 KiB
C
/*
|
||
* Copyright : (C) 2022 Phytium Information Technology, Inc.
|
||
* All Rights Reserved.
|
||
*
|
||
* This program is OPEN SOURCE software: you can redistribute it and/or modify it
|
||
* under the terms of the Phytium Public License as published by the Phytium Technology Co.,Ltd,
|
||
* either version 1.0 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 Phytium Public License for more details.
|
||
*
|
||
*
|
||
* FilePath: fspim.h
|
||
* Date: 2022-02-10 14:53:42
|
||
* LastEditTime: 2022-02-18 09:08:38
|
||
* Description: This files is for
|
||
*
|
||
* Modify History:
|
||
* Ver Who Date Changes
|
||
* ----- ------ -------- --------------------------------------
|
||
* 1.0 zhugengyu 2021-12-3 init commit
|
||
* 1.1 zhugengyu 2022-4-15 support test mode
|
||
* 1.2 zhugengyu 2022-5-13 support spi dma
|
||
*/
|
||
|
||
|
||
#ifndef DRIVERS_FSPI_M_H
|
||
#define DRIVERS_FSPI_M_H
|
||
|
||
#ifdef __cplusplus
|
||
extern "C"
|
||
{
|
||
#endif
|
||
|
||
/***************************** Include Files *********************************/
|
||
|
||
#include "ftypes.h"
|
||
#include "ferror_code.h"
|
||
#include "fassert.h"
|
||
#include "sdkconfig.h"
|
||
|
||
/************************** Constant Definitions *****************************/
|
||
|
||
#define FSPIM_SUCCESS FT_SUCCESS
|
||
#define FSPIM_ERR_INVAL_STATE FT_MAKE_ERRCODE(ErrModBsp, ErrBspSpi, 0)
|
||
#define FSPIM_ERR_NOT_READY FT_MAKE_ERRCODE(ErrModBsp, ErrBspSpi, 1)
|
||
#define FSPIM_ERR_INVAL_PARAM FT_MAKE_ERRCODE(ErrModBsp, ErrBspSpi, 2)
|
||
#define FSPIM_ERR_BUS_BUSY FT_MAKE_ERRCODE(ErrModBsp, ErrBspSpi, 3)
|
||
#define FSPIM_ERR_NOT_SUPPORT FT_MAKE_ERRCODE(ErrModBsp, ErrBspSpi, 4)
|
||
#define FSPIM_ERR_TIMEOUT FT_MAKE_ERRCODE(ErrModBsp, ErrBspSpi, 5)
|
||
#define FSPIM_ERR_TRANS_FAIL FT_MAKE_ERRCODE(ErrModBsp, ErrBspSpi, 6)
|
||
#define FSPIM_ERR_DMA_INIT FT_MAKE_ERRCODE(ErrModBsp, ErrBspSpi, 6)
|
||
|
||
#if defined(CONFIG_TARGET_F2000_4) || defined(CONFIG_TARGET_D2000)
|
||
#define FSPIM_VERSION_1 /* 用于FT2000/4和D2000平台的SPIM */
|
||
#elif defined(CONFIG_TARGET_E2000)
|
||
#define FSPIM_VERSION_2 /* 用于E2000平台的SPIM */
|
||
#else
|
||
#error "Invalid target board !!!"
|
||
#endif
|
||
|
||
/* add up new error code above and plust FSPIM_ERR_CODE_MAX by ONE*/
|
||
#define FSPIM_ERR_CODE_PREFIX FSPIM_ERR_TRANS_FAIL & (FT_ERRCODE_SYS_MODULE_MASK | FT_ERRCODE_SUB_MODULE_MASK)
|
||
#define FSPIM_NUM_OF_ERR_CODE 8
|
||
|
||
typedef enum
|
||
{
|
||
FSPIM_SLAVE_DEV_0 = 0,
|
||
FSPIM_SLAVE_DEV_1,
|
||
FSPIM_SLAVE_DEV_2,
|
||
FSPIM_SLAVE_DEV_3,
|
||
|
||
FSPIM_NUM_OF_SLAVE_DEV
|
||
} FSpimSlaveDevice;
|
||
|
||
typedef enum
|
||
{
|
||
FSPIM_1_BYTE = 1,
|
||
FSPIM_2_BYTE = 2,
|
||
|
||
FSPIM_MAX_BYTES_NUM
|
||
} FSpimTransByte;
|
||
|
||
typedef enum
|
||
{
|
||
FSPIM_TRANS_MODE_RX_TX = 0x0,
|
||
FSPIM_TRANS_MODE_TX_ONLY = 0x1,
|
||
FSPIM_TRANS_MODE_RX_ONLY = 0x2,
|
||
FSPIM_TRANS_MODE_READ_EEPROM = 0x3,
|
||
|
||
FSPIM_TRANS_MODE_MAX
|
||
} FSpimTransMode;
|
||
|
||
/*
|
||
CPOL = 0, CPHA = 0, sample at the first rising edge
|
||
CPOL = 1, CPHA = 1, sample at the second rising edge
|
||
CPOL = 1, CPHA = 0, sample at the second falling edge
|
||
CPOL = 0, CPHA = 1, sample at the first falling edge
|
||
*/
|
||
|
||
typedef enum
|
||
{
|
||
FSPIM_CPOL_LOW = 0, /* pharse 0 CPOL=0 */
|
||
FSPIM_CPOL_HIGH /* pharse 1 CPOL=1 */
|
||
} FSpimCpolType;
|
||
|
||
typedef enum
|
||
{
|
||
FSPIM_CPHA_1_EDGE = 0, /* sample at the 1st edge, CPHA=0 */
|
||
FSPIM_CPHA_2_EDGE /* sample at the 2nd edge, CPHA=1 */
|
||
} FSpimCphaType;
|
||
|
||
typedef enum
|
||
{
|
||
FSPIM_INTR_EVT_RX_DONE = 0, /* 接收完成事件 */
|
||
FSPIM_INTR_EVT_TX_OVERFLOW, /* 发送FIFO上溢事件 */
|
||
FSPIM_INTR_EVT_RX_UNDERFLOW, /* 接收FIFO下溢事件 */
|
||
FSPIM_INTR_EVT_RX_OVERFLOW, /* 接收FIFO上溢事件 */
|
||
|
||
FSPIM_INTR_EVT_NUM
|
||
} FSpimIntrEvtType;
|
||
|
||
/**************************** Type Definitions *******************************/
|
||
|
||
/**
|
||
* This typedef contains configuration information for the device.
|
||
*/
|
||
typedef struct
|
||
{
|
||
u32 instance_id; /* Device instance id */
|
||
uintptr base_addr; /* Device base address */
|
||
u32 irq_num; /* Device intrrupt id */
|
||
u32 irq_prority; /* Device intrrupt priority */
|
||
FSpimSlaveDevice slave_dev_id; /* Slave device id */
|
||
u32 max_freq_hz; /* Clock frequency in Hz */
|
||
FSpimTransByte n_bytes; /* Bytes in transfer */
|
||
FSpimCpolType cpol; /* Polarity of the clock */
|
||
FSpimCphaType cpha; /* Phase of the clock */
|
||
boolean en_test; /* Enable test mode */
|
||
boolean en_dma; /* Enable DMA */
|
||
} FSpimConfig;
|
||
|
||
typedef void (*FSpimEvtHandler)(void *instance_p, void *param);
|
||
|
||
/**
|
||
* This typedef contains driver instance data. The user is required to allocate a
|
||
* variable of this type for every device in the system. A pointer
|
||
* to a variable of this type is then passed to the driver API functions.
|
||
*/
|
||
typedef struct
|
||
{
|
||
FSpimConfig config; /* Current active configs */
|
||
u32 is_ready; /* Device is initialized and ready */
|
||
u32 length; /* Data length in transfer */
|
||
const void *tx_buff; /* Tx buffer beg */
|
||
void *rx_buff; /* Rx buffer beg */
|
||
const void *tx_buff_end; /* Tx buffer end */
|
||
void *rx_buff_end; /* Rx buffer end */
|
||
u32 tx_fifo_len; /* Depth of tx fifo */
|
||
u32 rx_fifo_len; /* Depth of rx fifo */
|
||
FSpimEvtHandler evt_handler[FSPIM_INTR_EVT_NUM]; /* event handler for interrupt */
|
||
void *evt_param[FSPIM_INTR_EVT_NUM]; /* parameters ptr of event handler */
|
||
} FSpim;
|
||
|
||
/************************** Variable Definitions *****************************/
|
||
|
||
/***************** Macros (Inline Functions) Definitions *********************/
|
||
|
||
/************************** Function Prototypes ******************************/
|
||
/* fspim_sinit.c */
|
||
/* 获取FSPIM驱动的默认配置参数 */
|
||
const FSpimConfig *FSpimLookupConfig(u32 instance_id);
|
||
|
||
/* fspim.c */
|
||
/* 完成FSPIM驱动实例的初始化，使之可以使用*/
|
||
FError FSpimCfgInitialize(FSpim *instance_p, const FSpimConfig *cofig_p);
|
||
|
||
/* 完成I2C驱动实例去使能，清零实例数据 */
|
||
void FSpimDeInitialize(FSpim *instance_p);
|
||
|
||
/* 先发送后接收数据 (阻塞处理)，利用Fifo进行处理 */
|
||
FError FSpimTransferPollFifo(FSpim *instance_p, const void *tx_buf, void *rx_buf, fsize_t len);
|
||
|
||
#ifdef FSPIM_VERSION_2 /* E2000 */
|
||
/* 启动SPIM DMA数据传输 */
|
||
FError FSpimTransferDMA(FSpim *instance_p, boolean tx, boolean rx);
|
||
|
||
/* 设置片选信号 */
|
||
void FSpimSetChipSelection(FSpim *instance_p, boolean on);
|
||
#endif
|
||
|
||
/* 获取FSPIM模块错误码对应的错误信息 */
|
||
const char *FSpimErrorToMessage(FError error);
|
||
|
||
/* fspim_intr.c */
|
||
/* 先发送后接收数据 (中断处理)，利用Fifo进行处理 */
|
||
FError FSpimTransferByInterrupt(FSpim *instance_p, const void *tx_buf, void *rx_buf, fsize_t len);
|
||
|
||
/* SPIM中断处理函数 */
|
||
void FSpimInterruptHandler(s32 vector, void *param);
|
||
|
||
/* 注册FSPIM中断事件处理函数 */
|
||
void FSpimRegisterIntrruptHandler(FSpim *instance_p, FSpimIntrEvtType evt, FSpimEvtHandler handler, void *param);
|
||
|
||
/* 打印SPIM控制寄存器信息 */
|
||
void FSpimDumpRegister(uintptr base_addr);
|
||
|
||
#ifdef __cplusplus
|
||
}
|
||
#endif
|
||
|
||
|
||
#endif
|