451 lines
15 KiB
C
451 lines
15 KiB
C
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/**
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* @file
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* @brief System level header file.
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*/
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/*******************************************************************************
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* Copyright (C) 2015 Maxim Integrated Products, Inc., All Rights Reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included
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* in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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* IN NO EVENT SHALL MAXIM INTEGRATED BE LIABLE FOR ANY CLAIM, DAMAGES
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* OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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* OTHER DEALINGS IN THE SOFTWARE.
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*
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* Except as contained in this notice, the name of Maxim Integrated
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* Products, Inc. shall not be used except as stated in the Maxim Integrated
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* Products, Inc. Branding Policy.
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*
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* The mere transfer of this software does not imply any licenses
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* of trade secrets, proprietary technology, copyrights, patents,
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* trademarks, maskwork rights, or any other form of intellectual
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* property whatsoever. Maxim Integrated Products, Inc. retains all
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* ownership rights.
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*
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* $Date: 2019-04-15 09:35:40 -0500 (Mon, 15 Apr 2019) $
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* $Revision: 42499 $
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*
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******************************************************************************/
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#ifndef _MXC_SYS_H_
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#define _MXC_SYS_H_
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#include "mxc_config.h"
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#include "uart_regs.h"
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#include "i2c_regs.h"
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#include "gcr_regs.h"
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#include "tmr_regs.h"
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#include "icc_regs.h"
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#include "spi17y_regs.h"
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#include "spimss_regs.h"
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#include "gpio.h"
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#include "flc_regs.h"
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#include "dma.h"
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#include "wdt_regs.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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#if defined ( __CC_ARM ) /* Suppressing the warning: "enum value is out of range of int" for Keil */
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#pragma push
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#pragma diag_suppress 66
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#endif /* __CC_ARM */
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/** @brief System reset0 enumeration. Used in SYS_PeriphReset0 function */
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typedef enum {
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SYS_RESET0_DMA = MXC_F_GCR_RSTR0_DMA, /**< Reset DMA */
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SYS_RESET0_WDT = MXC_F_GCR_RSTR0_WDT, /**< Reset WDT */
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SYS_RESET0_GPIO0 = MXC_F_GCR_RSTR0_GPIO0, /**< Reset GPIO0 */
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SYS_RESET0_TIMER0 = MXC_F_GCR_RSTR0_TIMER0, /**< Reset TIMER0 */
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SYS_RESET0_TIMER1 = MXC_F_GCR_RSTR0_TIMER1, /**< Reset TIMER1 */
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SYS_RESET0_TIMER2 = MXC_F_GCR_RSTR0_TIMER2, /**< Reset TIMER2 */
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SYS_RESET0_UART0 = MXC_F_GCR_RSTR0_UART0, /**< Reset UART0 */
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SYS_RESET0_UART1 = MXC_F_GCR_RSTR0_UART1, /**< Reset UART1 */
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SYS_RESET0_SPI0 = MXC_F_GCR_RSTR0_SPI0, /**< Reset SPI0 */
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SYS_RESET0_SPI1 = MXC_F_GCR_RSTR0_SPI1, /**< Reset SPI1 */
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SYS_RESET0_I2C0 = MXC_F_GCR_RSTR0_I2C0, /**< Reset I2C0 */
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SYS_RESET0_RTC = MXC_F_GCR_RSTR0_RTC, /**< Reset RTC */
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SYS_RESET0_SRST = MXC_F_GCR_RSTR0_SRST, /**< Soft reset */
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SYS_RESET0_PRST = MXC_F_GCR_RSTR0_PRST, /**< Peripheral reset */
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SYS_RESET0_SYSTEM = MXC_F_GCR_RSTR0_SYSTEM, /**< System reset */
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} sys_reset0_t;
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/** @brief System reset1 enumeration. Used in SYS_PeriphReset1 function */
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typedef enum {
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SYS_RESET1_I2C1 = MXC_F_GCR_RSTR1_I2C1, /**< Reset I2C1 */
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} sys_reset1_t;
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/** @brief System clock disable enumeration. Used in SYS_ClockDisable and SYS_ClockEnable functions */
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typedef enum {
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SYS_PERIPH_CLOCK_GPIO0 = MXC_F_GCR_PERCKCN0_GPIO0D, /**< Disable MXC_F_GCR_PERCKCN0_GPIO0D clock */
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SYS_PERIPH_CLOCK_DMA = MXC_F_GCR_PERCKCN0_DMAD, /**< Disable MXC_F_GCR_PERCKCN0_DMAD clock */
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SYS_PERIPH_CLOCK_SPI17Y = MXC_F_GCR_PERCKCN0_SPI0D, /**< Disable MXC_F_GCR_PERCKCN0_SPI0D clock */
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SYS_PERIPH_CLOCK_SPIMSS = MXC_F_GCR_PERCKCN0_SPI1D, /**< Disable MXC_F_GCR_PERCKCN0_SPI1D clock */
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SYS_PERIPH_CLOCK_UART0 = MXC_F_GCR_PERCKCN0_UART0D, /**< Disable MXC_F_GCR_PERCKCN0_UART0D clock */
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SYS_PERIPH_CLOCK_UART1 = MXC_F_GCR_PERCKCN0_UART1D, /**< Disable MXC_F_GCR_PERCKCN0_UART1D clock */
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SYS_PERIPH_CLOCK_I2C0 = MXC_F_GCR_PERCKCN0_I2C0D, /**< Disable MXC_F_GCR_PERCKCN0_I2C0D clock */
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SYS_PERIPH_CLOCK_T0 = MXC_F_GCR_PERCKCN0_T0D, /**< Disable MXC_F_GCR_PERCKCN0_T0D clock */
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SYS_PERIPH_CLOCK_T1 = MXC_F_GCR_PERCKCN0_T1D, /**< Disable MXC_F_GCR_PERCKCN0_T1D clock */
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SYS_PERIPH_CLOCK_T2 = MXC_F_GCR_PERCKCN0_T2D, /**< Disable MXC_F_GCR_PERCKCN0_T2D clock */
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SYS_PERIPH_CLOCK_I2C1 = MXC_F_GCR_PERCKCN0_I2C1D, /**< Disable MXC_F_GCR_PERCKCN0_I2C1D clock */
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} sys_periph_clock_t;
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/** @brief Clock source */
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typedef enum {
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SYS_CLOCK_NANORING = MXC_V_GCR_CLKCN_CLKSEL_NANORING, /**< 8KHz nanoring on MAX32660 */
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SYS_CLOCK_HFXIN = MXC_V_GCR_CLKCN_CLKSEL_HFXIN, /**< 32KHz on MAX32660 */
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SYS_CLOCK_HFXIN_DIGITAL = 0x9, /**< External Clock Input*/
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SYS_CLOCK_HIRC = MXC_V_GCR_CLKCN_CLKSEL_HIRC, /**< High Frequency Internal Oscillator */
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} sys_system_clock_t;
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typedef void* sys_cfg_t;
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typedef sys_cfg_t sys_cfg_i2c_t;
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typedef sys_cfg_t sys_cfg_flc_t;
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typedef sys_cfg_t sys_cfg_wdt_t;
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/** @brief Map control */
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typedef enum {
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MAP_A,
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MAP_B,
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MAP_C,
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} sys_map_t;
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/** @brief UART Flow control */
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typedef enum {
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UART_FLOW_DISABLE,
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UART_FLOW_ENABLE,
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} sys_uart_flow_t;
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/** @brief UART system configuration object */
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typedef struct {
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sys_map_t map;
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sys_uart_flow_t flow_flag;
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} sys_cfg_uart_t;
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/** @brief SPI17Y system configuration object */
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typedef struct {
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sys_map_t map;
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} sys_cfg_spi17y_t;
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/** @brief SPIMSS system configuration object */
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typedef struct {
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sys_map_t map;
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} sys_cfg_spimss_t;
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/** @brief I2S system configuration object */
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typedef struct {
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sys_map_t map;
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dma_reqsel_t dma_reqsel_tx;
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dma_reqsel_t dma_reqsel_rx;
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} sys_cfg_i2s_t;
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/** @brief TIMER system configuration object */
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typedef struct {
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int out_en;
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} sys_cfg_tmr_t;
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/** @brief Real Time Clock system configuration object */
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typedef struct {
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mxc_tmr_regs_t* tmr;
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} sys_cfg_rtc_t;
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/** @brief Pulse Train System Configuration Object */
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typedef gpio_cfg_t sys_cfg_pt_t;
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#if defined ( __CC_ARM ) /* Restore the warning: "enum is out of int range" for Keil */
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#pragma pop
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#endif /* __CC_ARM */
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/***** Function Prototypes *****/
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/**
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* @brief Selects the system clock and enables it once ready
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* @param clock Enumeration for desired clock.
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* @param tmr Optional tmr pointer for timeout. NULL if undesired.
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*
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* @returns #E_NO_ERROR is clock is succesfully selected
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*/
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int SYS_Clock_Select(sys_system_clock_t clock, mxc_tmr_regs_t* tmr);
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/**
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* @brief Enables the selected peripheral clock.
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* @param clock Enumeration for desired clock.
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*/
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void SYS_ClockEnable(sys_periph_clock_t clock);
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/**
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* @brief Disables the selected peripheral clock.
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* @param clock Enumeration for desired clock.
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*/
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void SYS_ClockDisable(sys_periph_clock_t clock);
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/**
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* @brief Enables the external 32k oscillator.
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* @param sys_cfg system configuration object
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*
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* @returns #E_NO_ERROR is successful, appropriate error otherwise
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*/
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int SYS_ClockEnable_X32K(sys_cfg_rtc_t *sys_cfg);
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/**
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* @brief Disables the external 32k oscillator.
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*
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* @returns #E_NO_ERROR is successful, appropriate error otherwise
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*/
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int SYS_ClockDisable_X32K(void);
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/**
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* @brief System level initialization for UART module.
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* @param uart Pointer to UART module registers
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* @param sys_cfg System configuration object
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*
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* @returns #E_NO_ERROR if successful, appropriate error otherwise
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*/
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int SYS_UART_Init(mxc_uart_regs_t *uart, const sys_cfg_uart_t* sys_cfg);
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/**
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* @brief System level shutdown for UART module
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* @param uart Pointer to UART module registers
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*
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* @return #E_NO_ERROR if successful, appropriate error otherwise
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*/
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int SYS_UART_Shutdown(mxc_uart_regs_t *uart);
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/**
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* @brief System level initialization for I2C module.
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* @param i2c Pointer to I2C module registers
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* @param sys_cfg System configuration object
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*
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* @returns #E_NO_ERROR if successful, appropriate error otherwise
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*/
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int SYS_I2C_Init(mxc_i2c_regs_t *i2c, const sys_cfg_i2c_t* sys_cfg);
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/**
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* @brief System level Shutdown for I2C module.
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* @param i2c Pointer to I2C module registers
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*
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* @returns #E_NO_ERROR if successful, appropriate error otherwise
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*/
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int SYS_I2C_Shutdown(mxc_i2c_regs_t *i2c);
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/**
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* @brief Init DMA system settings
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*
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* @returns #E_NO_ERROR if successful, appropriate error otherwise
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*/
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int SYS_DMA_Init(void);
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/**
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* @brief Shutdown DMA system specific settings
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*
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* @returns #E_NO_ERROR if successful, appropriate error otherwise
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*/
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int SYS_DMA_Shutdown(void);
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/**
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* @brief Get the frequency of the I2C module source clock
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* @param spim Unused, pointer to I2C module registers
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*
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* @returns frequency in Hz
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*/
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unsigned SYS_I2C_GetFreq(mxc_i2c_regs_t *i2c);
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/**
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* @brief Get the frequency of the Timer module source clock.
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* @params tmr Unused, pointer to timer module registers
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*
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* @returns frequency in Hz
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*/
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unsigned SYS_TMR_GetFreq(mxc_tmr_regs_t *tmr);
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/**
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* @brief Reset the peripherals and/or CPU in the rstr0 register.
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* @param Enumeration for what to reset. Can reset multiple items at once.
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*/
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void SYS_Reset0(sys_reset0_t reset);
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/**
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* @brief Reset the peripherals and/or CPU in the rstr1 register.
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* @param Enumeration for what to reset. Can reset multiple items at once.
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*/
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void SYS_Reset1(sys_reset1_t reset);
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/**
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* @brief Clear Cache and Line buffer.
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*/
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void SYS_Flash_Operation(void);
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/**
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* @brief Init TMR system settings
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* @param tmr Pointer to timer module registers
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* @param sys_cfg System configuration object
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*
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* @returns #E_NO_ERROR if successful, appropriate error otherwise
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*/
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int SYS_TMR_Init(mxc_tmr_regs_t *tmr, const sys_cfg_tmr_t* sys_cfg);
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/**
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* @brief Init flash system settings
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* @param sys_cfg System configuration object
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*
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* @returns #E_NO_ERROR if successful, appropriate error otherwise
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*/
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int SYS_FLC_Init(const sys_cfg_flc_t* sys_cfg);
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/**
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* @brief Shutdown flash system specific settings
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*
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* @returns #E_NO_ERROR if successful, appropriate error otherwise
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*/
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int SYS_FLC_Shutdown(void);
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/**
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* @brief System level initialization for SPI17Y module.
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* @param spi pointer to spi module registers
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* @param sys_cfg System configuration object
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*
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* @returns E_NO_ERROR if successful, appropriate error otherwise
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*/
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int SYS_SPI17Y_Init( mxc_spi17y_regs_t *spi, const sys_cfg_spi17y_t* sys_cfg);
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/**
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* @brief System level shutdown for SPI17Y module
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* @param pointer to spi module registers
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*
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* @returns E_NO_ERROR if successful, appropriate error otherwise
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*/
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int SYS_SPI17Y_Shutdown(mxc_spi17y_regs_t *spi);
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/**
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* @brief System level initialization for SPIMSS module.
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* @param spi pointer to spi module registers
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* @param sys_cfg System configuration object
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*
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* @returns E_NO_ERROR if successful, appropriate error otherwise
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*/
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int SYS_SPIMSS_Init(mxc_spimss_regs_t *spi, const sys_cfg_spimss_t* sys_cfg);
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||
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|
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||
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/**
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||
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* @brief System level shutdown for SPIMSS module
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* @param pointer to spi module registers
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*
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* @returns E_NO_ERROR if everything is successful
|
||
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|
*/
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int SYS_SPIMSS_Shutdown(mxc_spimss_regs_t *spi);
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||
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/**
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||
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* @brief Shutdown Timer system specific settings
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|
* @param tmr pointer to timer module registers
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|
*
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||
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* @returns #E_NO_ERROR if successful, appropriate error otherwise
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||
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|
*/
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int SYS_TMR_Shutdown(mxc_tmr_regs_t *tmr);
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/**
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||
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* @brief System level initialization for I2S Module
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|
* @param sys_cfg System configuration object
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||
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|
*
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||
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* @returns #E_NO_ERROR if successful, appropriate error otherwise
|
||
|
|
*/
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||
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int SYS_I2S_Init(const sys_cfg_i2s_t* sys_cfg);
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||
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||
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|
/**
|
||
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|
* @brief System level shutdown of I2S module
|
||
|
|
*
|
||
|
|
* @returns #E_NO_ERROR if everything is successful
|
||
|
|
*/
|
||
|
|
int SYS_I2S_Shutdown(void);
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||
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|
||
|
|
/**
|
||
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|
* @brief Get the frequency of the I2S module source clock
|
||
|
|
* @param spimss Pointer to I2S module registers
|
||
|
|
*
|
||
|
|
* @returns frequency in Hz
|
||
|
|
*/
|
||
|
|
int SYS_I2S_GetFreq(mxc_spimss_regs_t *spimss);
|
||
|
|
|
||
|
|
/**
|
||
|
|
* @brief Init system settings for RTC square wave output.
|
||
|
|
* @param sys_cfg System configuration object
|
||
|
|
*
|
||
|
|
* @returns #E_NO_ERROR if successful, appropriate error otherwise
|
||
|
|
*/
|
||
|
|
int SYS_RTC_SqwavInit(const sys_cfg_rtc_t* sys_cfg);
|
||
|
|
|
||
|
|
|
||
|
|
/**
|
||
|
|
* @brief System Tick Configuration Helper
|
||
|
|
*
|
||
|
|
* The function enables selection of the external clock source for
|
||
|
|
* the System Tick Timer. It initializes the System Timer and its
|
||
|
|
* interrupt, and starts the System Tick Timer. Counter is in free
|
||
|
|
* running mode to generate periodic interrupts.
|
||
|
|
*
|
||
|
|
* @param ticks Number of ticks between two interrupts.
|
||
|
|
* @param clk_src Selects between default SystemClock or External Clock.
|
||
|
|
* - 0 Use external clock source
|
||
|
|
* @param tmr Optional tmr pointer for timeout. NULL if undesired.
|
||
|
|
* - 1 SystemClock
|
||
|
|
*
|
||
|
|
* @return #E_NO_ERROR Function succeeded, of #E_INVALID if an invalid value is requested
|
||
|
|
*/
|
||
|
|
int SYS_SysTick_Config(uint32_t ticks, int clk_src, mxc_tmr_regs_t* tmr);
|
||
|
|
|
||
|
|
/**
|
||
|
|
* @brief Disable System Tick timer
|
||
|
|
*/
|
||
|
|
void SYS_SysTick_Disable(void);
|
||
|
|
|
||
|
|
/**
|
||
|
|
* @brief Delay a requested number of SysTick Timer Ticks.
|
||
|
|
* @param ticks Number of System Ticks to delay.
|
||
|
|
* @note This delay function is based on the clock used for the SysTick
|
||
|
|
* timer if the SysTick timer is enabled. If the SysTick timer is
|
||
|
|
* not enabled, the current SysTick registers are saved and the
|
||
|
|
* timer will use the SystemClock as the source for the delay. The
|
||
|
|
* delay is measured in clock ticks and is not based on the SysTick
|
||
|
|
* interval.
|
||
|
|
*
|
||
|
|
* @return #E_NO_ERROR if everything is successful
|
||
|
|
*/
|
||
|
|
int SYS_SysTick_Delay(uint32_t ticks);
|
||
|
|
|
||
|
|
/**
|
||
|
|
* @brief Get the frequency of the SysTick Timer
|
||
|
|
*
|
||
|
|
* @return frequency in Hz
|
||
|
|
*/
|
||
|
|
uint32_t SYS_SysTick_GetFreq(void);
|
||
|
|
|
||
|
|
/**
|
||
|
|
* @brief Delay a requested number of microseconds.
|
||
|
|
* @param us Number of microseconds to delay.
|
||
|
|
* @note Calls SYS_SysTick_Delay().
|
||
|
|
*/
|
||
|
|
void SYS_SysTick_DelayUs(uint32_t us);
|
||
|
|
|
||
|
|
/**
|
||
|
|
* @brief Init WDT system settings
|
||
|
|
* @param wdt watchdog registers
|
||
|
|
* @param sys_cfg System configuration object
|
||
|
|
*/
|
||
|
|
int SYS_WDT_Init(mxc_wdt_regs_t* wdt, const sys_cfg_wdt_t* sys_cfg);
|
||
|
|
#ifdef __cplusplus
|
||
|
|
}
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#endif /* _MXC_SYS_H_*/
|
||
|
|
|