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132 lines
3.4 KiB
132 lines
3.4 KiB
/*
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* Copyright : (C) 2022 Phytium Information Technology, Inc.
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* All Rights Reserved.
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*
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* This program is OPEN SOURCE software: you can redistribute it and/or modify it
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* under the terms of the Phytium Public License as published by the Phytium Technology Co.,Ltd,
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* either version 1.0 of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,but WITHOUT ANY WARRANTY;
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* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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* See the Phytium Public License for more details.
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*
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*
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* FilePath: fmio_hw.h
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* Date: 2022-06-20 21:05:34
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* LastEditTime: 2022-06-20 21:05:34
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* Description: This file is for mio hardware define
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*
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* Modify History:
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* Ver Who Date Changes
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* ----- ------ -------- --------------------------------------
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* 1.0 liushengming 2022/06/20 init
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*/
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#ifndef FMIO_HW_H
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#define FMIO_HW_H
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#include "fparameters.h"
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#include "fio.h"
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#include "fdrivers_port.h"
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#include "ferror_code.h"
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#ifdef __cplusplus
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extern "C"
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{
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#endif
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/************************** Constant Definitions *****************************/
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/** @name Register Map
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*
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* Register offsets from the base address of MIO device.
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*
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*/
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#define FMIO_BASE_SET_ADDR(x) FMIO_BASE_ADDR(x)+0x1000
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#define FMIO_FUNC_OFFSET 0x00
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#define FMIO_SEL_STATE_OFFSET 0x04
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#define FMIO_VER_OFFSET 0x100
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/* creg_mio_func_sel */
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#define FMIO_FUNC_SEL_MASK GENMASK(1,0)
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#define FMIO_FUNC_SET(n) (FMIO_FUNC_SEL_MASK & (n))
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enum
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{
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FMIO_FUNC_SET_I2C = 0b00,
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FMIO_FUNC_SET_UART = 0b01,
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FMIO_NUM_OF_MIO_FUNC
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};
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#define FMIO_FUNC_STATE_MASK GENMASK(1, 0)
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#define FMIO_VERSION_MASK GENMASK(31, 0)
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/***************** Macros (Inline Functions) Definitions *********************/
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/**
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* @name: FMIO_READ_REG32
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* @msg: 读取MIO寄存器
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* @param {u32} addr MIO的基地址
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* @param {u32} reg_offset MIO的寄存器的偏移
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* @return {u32} 寄存器参数
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*/
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#define FMIO_READ_REG32(addr, reg_offset) FtIn32(addr + (u32)reg_offset)
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/**
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* @name: FMIO_WRITE_REG32
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* @msg: 写入MIO寄存器
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* @param {u32} addr MIO的基地址
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* @param {u32} reg_offset MIO的寄存器的偏移
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* @param {u32} reg_value 写入寄存器参数
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* @return {void}
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*/
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#define FMIO_WRITE_REG32(addr, reg_offset, reg_value) FtOut32(addr + (u32)reg_offset, (u32)reg_value)
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/**
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* @name: FMioWriteFunc
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* @msg: 设置MIO的功能
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* @return {*}
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* @param {uintptr} addr
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* @param {u32} val
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*/
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static inline void FMioWriteFunc(uintptr addr, u32 val)
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{
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FMIO_WRITE_REG32(addr, FMIO_FUNC_OFFSET, val);
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}
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/**
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* @name: FMioReadStatus
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* @msg: 获取MIO的设置
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* @return {u32} register value
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* @param {uintptr} addr
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*/
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static inline u32 FMioReadStatus(uintptr addr)
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{
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return FMIO_READ_REG32(addr, FMIO_SEL_STATE_OFFSET) & FMIO_FUNC_STATE_MASK;
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}
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/**
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* @name: FMioReadVersion
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* @msg: 获取MIO的版本信息
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* @return {u32} register value
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* @param {uintptr} addr
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*/
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static inline u32 FMioReadVersion(uintptr addr)
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{
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return FMIO_READ_REG32(addr, FMIO_VER_OFFSET) & FMIO_VERSION_MASK;
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}
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/************************** Function Prototypes ******************************/
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/*设置Mio功能*/
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FError FMioSelectFunc(uintptr addr, u32 mio_type);
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/*获取Mio状态*/
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u32 FMioGetFunc(uintptr addr);
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/*获取版本信息，默认32'h1*/
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u32 FMioGetVersion(uintptr addr);
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#ifdef __cplusplus
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}
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#endif
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#endif
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