572 lines
17 KiB
C
572 lines
17 KiB
C
/*
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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: fiopad_comm.c
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* Date: 2022-02-10 14:53:42
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* LastEditTime: 2022-02-18 08:25:29
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* Description: This files is for io-pad function definition
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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 huanghe 2021/11/5 init commit
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* 1.1 zhugengyu 2022/3/21 adopt to lastest tech spec.
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*/
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/***************************** Include Files *********************************/
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#include "fparameters.h"
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#include "fio.h"
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#include "fkernel.h"
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#include "fassert.h"
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#include "fdebug.h"
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#include "stdio.h"
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#include "fpinctrl.h"
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/************************** Constant Definitions *****************************/
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/** @name IO PAD Control Register
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*/
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#define FIOPAD_X_REG0_BEG_OFFSET 0x0 /* 上下拉/驱动能力/复用功能配置 */
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#define FIOPAD_X_REG0_END_OFFSET 0x24c
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#define FIOPAD_X_REG1_BEG_OFFSET 0x1024 /* 输入/输出延时配置 */
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#define FIOPAD_X_REG1_END_OFFSET 0x124c
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/** @name X_reg0 Register
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*/
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#define FIOPAD_X_REG0_PULL_MASK GENMASK(9, 8) /* 上下拉配置 */
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#define FIOPAD_X_REG0_PULL_GET(x) GET_REG32_BITS((x), 9, 8)
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#define FIOPAD_X_REG0_PULL_SET(x) SET_REG32_BITS((x), 9, 8)
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#define FIOPAD_X_REG0_DRIVE_MASK GENMASK(7, 4) /* 驱动能力配置 */
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#define FIOPAD_X_REG0_DRIVE_GET(x) GET_REG32_BITS((x), 7, 4)
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#define FIOPAD_X_REG0_DRIVE_SET(x) SET_REG32_BITS((x), 7, 4)
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#define FIOPAD_X_REG0_FUNC_MASK GENMASK(2, 0) /* 引脚复用配置 */
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#define FIOPAD_X_REG0_FUNC_GET(x) GET_REG32_BITS((x), 2, 0)
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#define FIOPAD_X_REG0_FUNC_SET(x) SET_REG32_BITS((x), 2, 0)
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/** @name X_reg1 Register
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*/
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#define FIOPAD_X_REG1_OUT_DELAY_EN BIT(8)
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#define FIOPAD_X_REG1_OUT_DELAY_DELICATE_MASK GENMASK(11, 9)
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#define FIOPAD_X_REG1_OUT_DELAY_DELICATE_GET(x) GET_REG32_BITS((x), 11, 9) /* 延时精调 */
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#define FIOPAD_X_REG1_OUT_DELAY_DELICATE_SET(x) SET_REG32_BITS((x), 11, 9)
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#define FIOPAD_X_REG1_OUT_DELAY_ROUGH_MASK GENMASK(14, 12)
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#define FIOPAD_X_REG1_OUT_DELAY_ROUGH_GET(x) GET_REG32_BITS((x), 14, 12) /* 延时粗调 */
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#define FIOPAD_X_REG1_OUT_DELAY_ROUGH_SET(x) SET_REG32_BITS((x), 14, 12)
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#define FIOPAD_X_REG1_IN_DELAY_EN BIT(0)
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#define FIOPAD_X_REG1_IN_DELAY_DELICATE_MASK GENMASK(3, 1)
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#define FIOPAD_X_REG1_IN_DELAY_DELICATE_GET(x) GET_REG32_BITS((x), 3, 1) /* 延时精调 */
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#define FIOPAD_X_REG1_IN_DELAY_DELICATE_SET(x) SET_REG32_BITS((x), 3, 1)
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#define FIOPAD_X_REG1_IN_DELAY_ROUGH_MASK GENMASK(6, 4)
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#define FIOPAD_X_REG1_IN_DELAY_ROUGH_GET(x) GET_REG32_BITS((x), 6, 4) /* 延时粗调 */
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#define FIOPAD_X_REG1_IN_DELAY_ROUGH_SET(x) SET_REG32_BITS((x), 6, 4)
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#define FIOPAD_DELAY_MAX 15
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/**************************** Type Definitions *******************************/
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/***************** Macros (Inline Functions) Definitions *********************/
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static inline u32 FIOPadRead(FPinIndex pin)
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{
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return FtIn32(FIOPAD_BASE_ADDR + pin.reg_off);
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}
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static inline void FIOPadWrite(FPinIndex pin, u32 reg_val)
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{
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FtOut32(FIOPAD_BASE_ADDR + pin.reg_off, reg_val);
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return;
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}
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#define FIOPAD_ASSERT_REG0_OFF(pin) FASSERT_MSG((FIOPAD_X_REG0_END_OFFSET >= pin.reg_off), "invalid reg0 offset @0x%x\r\n", (pin.reg_off))
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#define FIOPAD_ASSERT_FUNC(func) FASSERT_MSG((func < FPIN_NUM_OF_FUNC), "invalid func as %d\r\n", (func))
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#define FIOPAD_ASSERT_PULL(pull) FASSERT_MSG((pull < FPIN_NUM_OF_PULL), "invalid pull as %d\r\n", (pull))
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#define FIOPAD_ASSERT_DRIVE(drive) FASSERT_MSG((drive < FPIN_NUM_OF_DRIVE), "invalid pull as %d\r\n", (drive))
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#define FIOPAD_ASSERT_REG1_OFF(pin) FASSERT_MSG(((FIOPAD_X_REG1_BEG_OFFSET <= pin.reg_off) && (FIOPAD_X_REG1_END_OFFSET >= pin.reg_off)), "invalid reg1 offset @0x%x\r\n", (pin.reg_off))
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#define FIOPAD_ASSERT_DELAY(delay) FASSERT_MSG((delay < FPIN_NUM_OF_DELAY), "invalid delay as %d\r\n", (delay))
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#define FIOPAD_DEBUG_TAG "FIOPAD"
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#define FIOPAD_ERROR(format, ...) FT_DEBUG_PRINT_E(FIOPAD_DEBUG_TAG, format, ##__VA_ARGS__)
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#define FIOPAD_WARN(format, ...) FT_DEBUG_PRINT_W(FIOPAD_DEBUG_TAG, format, ##__VA_ARGS__)
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#define FIOPAD_INFO(format, ...) FT_DEBUG_PRINT_I(FIOPAD_DEBUG_TAG, format, ##__VA_ARGS__)
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#define FIOPAD_DEBUG(format, ...) FT_DEBUG_PRINT_D(FIOPAD_DEBUG_TAG, format, ##__VA_ARGS__)
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/************************** Function Prototypes ******************************/
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/**
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* @name: FPinGetFunc
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* @msg: 获取IO引脚当前的复用功能
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* @return {FPinFunc} 当前的复用功能
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* @param {FPinIndex} pin IO引脚索引
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* @note 参考编程手册，使用 FIOPAD_INDEX 宏定义index的值
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*/
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FPinFunc FPinGetFunc(const FPinIndex pin)
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{
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FIOPAD_ASSERT_REG0_OFF(pin);
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u32 func = FIOPAD_X_REG0_FUNC_GET(FIOPadRead(pin));
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FIOPAD_ASSERT_FUNC(func);
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return (FPinFunc)func;
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}
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/**
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* @name: FPinSetFunc
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* @msg: 设置IO引脚复用功能
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* @return {*}
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* @param {FPinIndex} pin IO引脚索引
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* @param {FPinFunc} func IO复用功能
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* @note 参考编程手册，使用 FIOPAD_INDEX 宏定义index的值
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*/
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void FPinSetFunc(const FPinIndex pin, FPinFunc func)
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{
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FIOPAD_ASSERT_REG0_OFF(pin);
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FIOPAD_ASSERT_FUNC(func);
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u32 reg_val = FIOPadRead(pin);
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u32 test_val = 0;
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reg_val &= ~FIOPAD_X_REG0_FUNC_MASK;
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reg_val |= FIOPAD_X_REG0_FUNC_SET(func);
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FIOPadWrite(pin, reg_val);
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test_val = FIOPadRead(pin);
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if (reg_val != test_val)
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{
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FIOPAD_ERROR("ERROR: FIOPad write is failed ,pin is %x\n, 0x%x != 0x%x",
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pin.reg_off, reg_val, test_val);
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}
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return;
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}
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/**
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* @name: FPinGetDrive
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* @msg: 获取IO引脚的驱动能力
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* @return {FPinDrive} 引脚的当前的驱动能力
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* @param {FPinIndex} pin IO引脚索引
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*/
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FPinDrive FPinGetDrive(const FPinIndex pin)
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{
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FIOPAD_ASSERT_REG0_OFF(pin);
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u32 drive = FIOPAD_X_REG0_DRIVE_GET(FIOPadRead(pin));
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FIOPAD_ASSERT_DRIVE(drive);
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return (FPinDrive)drive;
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}
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/**
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* @name: FPinSetDrive
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* @msg: 设置IO引脚的驱动能力
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* @return {*}
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* @param {FPinIndex} pin, IO引脚索引
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* @param {FPinDrive} drive, 引脚驱动能力设置
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*/
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void FPinSetDrive(const FPinIndex pin, FPinDrive drive)
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{
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FIOPAD_ASSERT_REG0_OFF(pin);
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FIOPAD_ASSERT_DRIVE(drive);
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u32 reg_val = FIOPadRead(pin);
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reg_val &= ~FIOPAD_X_REG0_DRIVE_MASK;
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reg_val |= FIOPAD_X_REG0_DRIVE_SET(drive);
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FIOPadWrite(pin, reg_val);
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return;
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}
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void FPinGetConfig(const FPinIndex pin, FPinFunc *func, FPinPull *pull, FPinDrive *drive)
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{
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FIOPAD_ASSERT_REG0_OFF(pin);
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u32 reg_val = FIOPadRead(pin);
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if (func)
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{
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*func = FIOPAD_X_REG0_FUNC_GET(reg_val);
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}
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if (pull)
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{
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*pull = FIOPAD_X_REG0_PULL_GET(reg_val);
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}
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if (drive)
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{
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*pull = FIOPAD_X_REG0_DRIVE_GET(reg_val);
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}
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return;
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}
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void FPinSetConfig(const FPinIndex pin, FPinFunc func, FPinPull pull, FPinDrive drive)
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{
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FIOPAD_ASSERT_REG0_OFF(pin);
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u32 reg_val = FIOPadRead(pin);
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reg_val &= ~FIOPAD_X_REG0_FUNC_MASK;
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reg_val |= FIOPAD_X_REG0_FUNC_SET(func);
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reg_val &= ~FIOPAD_X_REG0_PULL_MASK;
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reg_val |= FIOPAD_X_REG0_PULL_SET(pull);
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reg_val &= ~FIOPAD_X_REG0_DRIVE_MASK;
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reg_val |= FIOPAD_X_REG0_DRIVE_SET(drive);
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FIOPadWrite(pin, reg_val);
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return;
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}
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/**
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* @name: FPinGetPull
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* @msg: 获取IO引脚当前的上下拉设置
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* @return {*}
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* @param {FPinIndex} pin IO引脚索引
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* @note 参考编程手册，使用 FIOPAD_INDEX 宏定义index的值
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*/
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FPinPull FPinGetPull(const FPinIndex pin)
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{
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FIOPAD_ASSERT_REG0_OFF(pin);
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u32 pull = FIOPAD_X_REG0_PULL_GET(FIOPadRead(pin));
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FIOPAD_ASSERT_PULL(pull);
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return (FPinPull)pull;
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}
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/**
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* @name: FPinSetPull
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* @msg: 设置IO引脚当前的上下拉
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* @return {*}
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* @param {FPinIndex} pin IO引脚索引
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* @param {FPinPull} pull 上下拉设置
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*/
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void FPinSetPull(const FPinIndex pin, FPinPull pull)
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{
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FIOPAD_ASSERT_REG0_OFF(pin);
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FIOPAD_ASSERT_PULL(pull);
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u32 reg_val = FIOPadRead(pin);
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reg_val &= ~FIOPAD_X_REG0_PULL_MASK;
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reg_val |= FIOPAD_X_REG0_PULL_SET(pull);
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FIOPadWrite(pin, reg_val);
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return;
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}
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/**
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* @name: FPinGetDelay
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* @msg: 获取IO引脚当前的延时设置
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* @return {FPinDelay} 当前的延时设置
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* @param {FPinIndex} pin IO引脚延时设置索引
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* @param {FPinDelayDir} dir 输入/输出延时
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* @param {FPinDelayType} type 精调/粗调延时
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*/
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FPinDelay FPinGetDelay(const FPinIndex pin, FPinDelayDir dir, FPinDelayType type)
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{
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FIOPAD_ASSERT_REG1_OFF(pin);
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const u32 reg_val = FIOPadRead(pin);
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u8 delay = 0;
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if (FPIN_OUTPUT_DELAY == dir)
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{
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if (FPIN_DELAY_FINE_TUNING == type)
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{
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delay = FIOPAD_X_REG1_OUT_DELAY_DELICATE_GET(reg_val);
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}
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else if (FPIN_DELAY_COARSE_TUNING == type)
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{
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delay = FIOPAD_X_REG1_OUT_DELAY_ROUGH_GET(reg_val);
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}
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else
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{
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FASSERT(0);
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}
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}
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else if (FPIN_INPUT_DELAY == dir)
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{
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if (FPIN_DELAY_FINE_TUNING == type)
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{
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delay = FIOPAD_X_REG1_IN_DELAY_DELICATE_GET(reg_val);
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}
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else if (FPIN_DELAY_COARSE_TUNING == type)
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{
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delay = FIOPAD_X_REG1_IN_DELAY_ROUGH_GET(reg_val);
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}
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else
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{
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FASSERT(0);
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}
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}
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else
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{
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FASSERT(0);
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}
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FIOPAD_ASSERT_DELAY(delay);
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return (FPinDelay)delay;
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}
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/**
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* @name: FPinGetDelayEn
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* @msg: 获取IO引脚当前的延时使能标志位
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* @return {*}
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* @param {FPinIndex} pin IO引脚延时设置索引
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* @param {FPinDelayDir} dir 输入/输出延时
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*/
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boolean FPinGetDelayEn(const FPinIndex pin, FPinDelayDir dir)
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{
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FIOPAD_ASSERT_REG1_OFF(pin);
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const u32 reg_val = FIOPadRead(pin);
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boolean enabled = FALSE;
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if (FPIN_OUTPUT_DELAY == dir)
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{
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if (FIOPAD_X_REG1_OUT_DELAY_EN & reg_val)
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enabled = TRUE;
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else
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enabled = FALSE;
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}
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else if (FPIN_INPUT_DELAY == dir)
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{
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if (FIOPAD_X_REG1_IN_DELAY_EN & reg_val)
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enabled = TRUE;
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else
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enabled = FALSE;
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}
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else
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{
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FASSERT(0);
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}
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return enabled;
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}
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/**
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* @name: FPinSetDelay
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* @msg: 设置IO引脚延时
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* @return {*}
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* @param {FPinIndex} pin IO引脚延时设置索引
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* @param {FPinDelayDir} dir 输入/输出延时
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* @param {FPinDelayType} type 精调/粗调延时
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* @param {FPinDelay} delay 延时设置
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*/
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void FPinSetDelay(const FPinIndex pin, FPinDelayDir dir, FPinDelayType type, FPinDelay delay)
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{
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FIOPAD_ASSERT_REG1_OFF(pin);
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FIOPAD_ASSERT_DELAY(delay);
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u32 reg_val = FIOPadRead(pin);
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if (FPIN_OUTPUT_DELAY == dir)
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{
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if (FPIN_DELAY_FINE_TUNING == type)
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{
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reg_val &= ~FIOPAD_X_REG1_OUT_DELAY_DELICATE_MASK;
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reg_val |= FIOPAD_X_REG1_OUT_DELAY_DELICATE_SET(delay);
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}
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else if (FPIN_DELAY_COARSE_TUNING == type)
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{
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reg_val &= ~FIOPAD_X_REG1_OUT_DELAY_ROUGH_MASK;
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reg_val |= FIOPAD_X_REG1_OUT_DELAY_ROUGH_SET(delay);
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}
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else
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{
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FASSERT(0);
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}
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}
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else if (FPIN_INPUT_DELAY == dir)
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{
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if (FPIN_DELAY_FINE_TUNING == type)
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{
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reg_val &= ~FIOPAD_X_REG1_IN_DELAY_DELICATE_MASK;
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reg_val |= FIOPAD_X_REG1_IN_DELAY_DELICATE_SET(delay);
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}
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else if (FPIN_DELAY_COARSE_TUNING == type)
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{
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reg_val &= ~FIOPAD_X_REG1_IN_DELAY_ROUGH_MASK;
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reg_val |= FIOPAD_X_REG1_IN_DELAY_ROUGH_SET(delay);
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}
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else
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{
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FASSERT(0);
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}
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}
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else
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{
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FASSERT(0);
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}
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FIOPadWrite(pin, reg_val);
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return;
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}
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/**
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* @name: FPinSetDelayEn
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* @msg: 使能/去使能IO引脚延时
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* @return {*}
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* @param {FPinIndex} pin IO引脚延时设置索引
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* @param {FPinDelayDir} dir 输入/输出延时
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* @param {boolean} enable TRUE: 使能, FALSE: 去使能
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*/
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void FPinSetDelayEn(const FPinIndex pin, FPinDelayDir dir, boolean enable)
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{
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FIOPAD_ASSERT_REG1_OFF(pin);
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u32 reg_val = FIOPadRead(pin);
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if (FPIN_OUTPUT_DELAY == dir)
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{
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if (enable)
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reg_val |= FIOPAD_X_REG1_OUT_DELAY_EN;
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else
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reg_val &= ~FIOPAD_X_REG1_OUT_DELAY_EN;
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}
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else if (FPIN_INPUT_DELAY == dir)
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{
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if (enable)
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reg_val |= FIOPAD_X_REG1_IN_DELAY_EN;
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else
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reg_val &= ~FIOPAD_X_REG1_IN_DELAY_EN;
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}
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else
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{
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FASSERT(0);
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}
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FIOPadWrite(pin, reg_val);
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return;
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}
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/**
|
||
* @name: FPinSetDelayConfig
|
||
* @msg: Update and enable common IO pin delay config
|
||
* @return {NONE}
|
||
* @param {FPinIndex} pin, IO pin index
|
||
* @param {FPinDelayIOType} in_out_type, Select the input and output types ，
|
||
* @param {FPinDelay} roungh_delay, delay rough setting
|
||
* @param {FPinDelay} delicate_delay, delay delicate setting
|
||
* @param {boolean} enable, enable delay
|
||
*/
|
||
void FPinSetDelayConfig(const FPinIndex pin, FPinDelayIOType in_out_type, FPinDelay roungh_delay, FPinDelay delicate_delay, boolean enable)
|
||
{
|
||
FIOPAD_ASSERT_REG1_OFF(pin);
|
||
u32 reg_val = FIOPadRead(pin);
|
||
|
||
if (in_out_type == FPIN_DELAY_IN_TYPE)
|
||
{
|
||
reg_val = FIOPadRead(pin);
|
||
|
||
/* update delicate input delay */
|
||
reg_val &= ~FIOPAD_X_REG1_IN_DELAY_DELICATE_MASK;
|
||
reg_val |= FIOPAD_X_REG1_IN_DELAY_DELICATE_SET(delicate_delay);
|
||
|
||
/* update rough input delay */
|
||
reg_val &= ~FIOPAD_X_REG1_IN_DELAY_ROUGH_MASK;
|
||
reg_val |= FIOPAD_X_REG1_IN_DELAY_ROUGH_SET(roungh_delay);
|
||
|
||
/* enable input delay */
|
||
if (enable)
|
||
{
|
||
reg_val |= FIOPAD_X_REG1_IN_DELAY_EN;
|
||
}
|
||
else
|
||
{
|
||
reg_val &= ~FIOPAD_X_REG1_IN_DELAY_EN;
|
||
}
|
||
}
|
||
else
|
||
{
|
||
/* update delicate output delay */
|
||
reg_val &= ~FIOPAD_X_REG1_OUT_DELAY_DELICATE_MASK;
|
||
reg_val |= FIOPAD_X_REG1_OUT_DELAY_DELICATE_SET(delicate_delay);
|
||
|
||
/* update rough output delay */
|
||
reg_val &= ~FIOPAD_X_REG1_OUT_DELAY_ROUGH_MASK;
|
||
reg_val |= FIOPAD_X_REG1_OUT_DELAY_ROUGH_SET(roungh_delay);
|
||
|
||
/* enable output delay */
|
||
if (enable)
|
||
{
|
||
reg_val |= FIOPAD_X_REG1_OUT_DELAY_EN;
|
||
}
|
||
else
|
||
{
|
||
reg_val &= ~FIOPAD_X_REG1_OUT_DELAY_EN;
|
||
}
|
||
}
|
||
|
||
FIOPadWrite(pin, reg_val);
|
||
return;
|
||
}
|
||
|
||
/**
|
||
* @name: FPinGetDelayConfig
|
||
* @msg: Get current common IO pin delay config
|
||
* @return {NONE}
|
||
* @param {FPinIndex} pin, IO pin index
|
||
* @param {FPinDelay} *in_roungh_delay, input delay rough setting (输入粗调)
|
||
* @param {FPinDelay} *in_delicate_delay, input delay delicate setting (输入精调)
|
||
* @param {FPinDelay} *out_roungh_delay, output delay rough setting (输出粗调)
|
||
* @param {FPinDelay} *out_delicate_delay, output delay delicate setting (输出精调)
|
||
*/
|
||
void FPinGetDelayConfig(const FPinIndex pin, FPinDelay *in_roungh_delay, FPinDelay *in_delicate_delay,
|
||
FPinDelay *out_roungh_delay, FPinDelay *out_delicate_delay)
|
||
{
|
||
FIOPAD_ASSERT_REG1_OFF(pin);
|
||
u32 reg_val = FIOPadRead(pin);
|
||
|
||
if (out_delicate_delay)
|
||
{
|
||
*out_delicate_delay = FIOPAD_X_REG1_OUT_DELAY_DELICATE_GET(reg_val);
|
||
}
|
||
|
||
if (out_roungh_delay)
|
||
{
|
||
*out_roungh_delay = FIOPAD_X_REG1_OUT_DELAY_ROUGH_GET(reg_val);
|
||
}
|
||
|
||
if (in_delicate_delay)
|
||
{
|
||
*in_delicate_delay = FIOPAD_X_REG1_IN_DELAY_DELICATE_GET(reg_val);
|
||
}
|
||
|
||
if (in_roungh_delay)
|
||
{
|
||
*in_roungh_delay = FIOPAD_X_REG1_IN_DELAY_ROUGH_GET(reg_val);
|
||
}
|
||
|
||
return;
|
||
}
|
||
|
||
/**
|
||
* @name: FIOPadDumpPadFunc
|
||
* @msg: print information of all iopad
|
||
* @return {*}
|
||
*/
|
||
void FIOPadDumpPadFunc(void)
|
||
{
|
||
uintptr beg_off = FIOPAD_0_FUNC_OFFSET;
|
||
uintptr end_off = FIOPAD_147_FUNC_OFFSET;
|
||
uintptr off;
|
||
FPinIndex pin;
|
||
const char *pull_state[FPIN_NUM_OF_PULL] = {"none", "down", "up"};
|
||
|
||
FIOPAD_DEBUG("Pad Func Info...");
|
||
for (off = beg_off; off <= end_off; off += 4U)
|
||
{
|
||
pin.reg_off = off;
|
||
FIOPAD_DEBUG(" [0x%x] func: %d, ds: %d, pull: %s ",
|
||
pin.reg_off,
|
||
FPinGetFunc(pin),
|
||
FPinGetDrive(pin),
|
||
pull_state[FPinGetPull(pin)]);
|
||
}
|
||
} |