hpm_adc16_drv.h

Go to the documentation of this file.

/*
 * Copyright (c) 2021-2024 HPMicro
 *
 * SPDX-License-Identifier: BSD-3-Clause
 *
 */
 
#ifndef HPM_ADC16_DRV_H
#define HPM_ADC16_DRV_H
 
#include "hpm_common.h"
#include "hpm_adc16_regs.h"
#include "hpm_soc_feature.h"
 
#if defined (ADC16_SOC_TEMP_CH_EN) && ADC16_SOC_TEMP_CH_EN
#define ADC16_IS_CHANNEL_INVALID(CH) (CH > ADC16_SOC_MAX_CH_NUM && CH != ADC16_SOC_TEMP_CH_NUM)
#else
#define ADC16_IS_CHANNEL_INVALID(CH) (CH > ADC16_SOC_MAX_CH_NUM)
#endif
 
#define ADC16_IS_CHANNEL_SAMPLE_CYCLE_INVALID(CYC) (CYC == 0)
 
#define ADC16_IS_TRIG_CH_INVLAID(CH) (CH > ADC_SOC_MAX_TRIG_CH_NUM)
 
#define ADC16_IS_TRIG_LEN_INVLAID(TRIG_LEN) (TRIG_LEN > ADC_SOC_MAX_TRIG_CH_LEN)
 
#define ADC16_IS_SEQ_LEN_INVLAID(LEN)  ((LEN == 0) || (LEN > ADC_SOC_SEQ_MAX_LEN))
 
#define ADC16_IS_SEQ_DMA_BUFF_LEN_INVLAID(LEN)  ((LEN == 0) || (LEN > ADC_SOC_SEQ_MAX_DMA_BUFF_LEN_IN_4BYTES))
 
#define ADC16_IS_PMT_DMA_BUFF_LEN_INVLAID(LEN)  ((LEN == 0) || (LEN > ADC_SOC_PMT_MAX_DMA_BUFF_LEN_IN_4BYTES))
 
typedef enum {
    adc16_res_8_bits = 9,
    adc16_res_10_bits = 11,
    adc16_res_12_bits = 14,
    adc16_res_16_bits = 21
} adc16_resolution_t;
 
typedef enum {
    adc16_conv_mode_oneshot = 0,
    adc16_conv_mode_period,
    adc16_conv_mode_sequence,
    adc16_conv_mode_preemption
} adc16_conversion_mode_t;
 
typedef enum {
    adc16_clock_divider_1 = 1,
    adc16_clock_divider_2,
    adc16_clock_divider_3,
    adc16_clock_divider_4,
    adc16_clock_divider_5,
    adc16_clock_divider_6,
    adc16_clock_divider_7,
    adc16_clock_divider_8,
    adc16_clock_divider_9,
    adc16_clock_divider_10,
    adc16_clock_divider_11,
    adc16_clock_divider_12,
    adc16_clock_divider_13,
    adc16_clock_divider_14,
    adc16_clock_divider_15,
    adc16_clock_divider_16,
} adc16_clock_divider_t;
 
typedef enum {
    adc16_event_trig_complete       = ADC16_INT_STS_TRIG_CMPT_MASK,
 
    adc16_event_trig_sw_conflict    = ADC16_INT_STS_TRIG_SW_CFLCT_MASK,
 
    adc16_event_trig_hw_conflict    = ADC16_INT_STS_TRIG_HW_CFLCT_MASK,
 
    adc16_event_read_conflict       = ADC16_INT_STS_READ_CFLCT_MASK,
 
    adc16_event_seq_sw_conflict     = ADC16_INT_STS_SEQ_SW_CFLCT_MASK,
 
    adc16_event_seq_hw_conflict     = ADC16_INT_STS_SEQ_HW_CFLCT_MASK,
 
    adc16_event_seq_dma_abort       = ADC16_INT_STS_SEQ_DMAABT_MASK,
 
    adc16_event_seq_full_complete   = ADC16_INT_STS_SEQ_CMPT_MASK,
 
    adc16_event_seq_single_complete = ADC16_INT_STS_SEQ_CVC_MASK,
 
    adc16_event_dma_fifo_full       = ADC16_INT_STS_DMA_FIFO_FULL_MASK
} adc16_irq_event_t;
 
typedef struct {
    uint8_t res;
    uint8_t conv_mode;
    uint32_t adc_clk_div;
    uint16_t conv_duration;
    bool port3_realtime;
    bool wait_dis;
    bool sel_sync_ahb;
    bool adc_ahb_en;
} adc16_config_t;
 
typedef struct {
   uint8_t ch;
   uint16_t thshdh;
   uint16_t thshdl;
   bool wdog_int_en;
   uint8_t sample_cycle_shift;
   uint32_t sample_cycle;
} adc16_channel_config_t;
 
typedef struct {
   uint8_t ch;
   uint16_t thshdh;
   uint16_t thshdl;
} adc16_channel_threshold_t;
 
typedef struct {
    uint32_t *start_addr;
    uint32_t buff_len_in_4bytes;
    uint32_t stop_pos;
    bool stop_en;
} adc16_dma_config_t;
 
#if defined(ADC_SOC_IP_VERSION) && (ADC_SOC_IP_VERSION < 2)
typedef struct {
    uint32_t result    :16;
    uint32_t seq_num   :4;
    uint32_t           :4;
    uint32_t adc_ch    :5;
    uint32_t           :2;
    uint32_t cycle_bit :1;
} adc16_seq_dma_data_t;
#else
typedef struct {
    uint32_t result    :16;
    uint32_t seq_num   :4;
    uint32_t adc_ch    :5;
    uint32_t           :6;
    uint32_t cycle_bit :1;
} adc16_seq_dma_data_t;
#endif
 
#if defined(ADC_SOC_IP_VERSION) && (ADC_SOC_IP_VERSION < 2)
typedef struct {
    uint32_t result    :16;
    uint32_t seq_num   :2;
    uint32_t           :2;
    uint32_t trig_ch   :4;
    uint32_t adc_ch    :5;
    uint32_t           :2;
    uint32_t cycle_bit :1;
} adc16_pmt_dma_data_t;
#else
typedef struct {
    uint32_t result    :16;
    uint32_t           :4;
    uint32_t adc_ch    :5;
    uint32_t trig_ch   :4;
    uint32_t seq_num   :2;
    uint32_t cycle_bit :1;
} adc16_pmt_dma_data_t;
#endif
 
typedef struct {
    uint8_t ch;
    uint8_t prescale;
    uint8_t period_count;
} adc16_prd_config_t;
 
typedef struct {
    bool seq_int_en;
    uint8_t ch;
} adc16_seq_queue_config_t;
 
typedef struct {
    adc16_seq_queue_config_t queue[ADC_SOC_SEQ_MAX_LEN];
    bool restart_en;
    bool cont_en;
    bool sw_trig_en;
    bool hw_trig_en;
    uint8_t seq_len;
} adc16_seq_config_t;
 
typedef struct {
    bool    inten[ADC_SOC_MAX_TRIG_CH_LEN];
    uint8_t adc_ch[ADC_SOC_MAX_TRIG_CH_LEN];
    uint8_t trig_ch;
    uint8_t trig_len;
} adc16_pmt_config_t;
 
#ifdef __cplusplus
extern "C" {
#endif
void adc16_get_default_config(adc16_config_t *config);
 
void adc16_get_channel_default_config(adc16_channel_config_t *config);
 
hpm_stat_t adc16_deinit(ADC16_Type *ptr);
 
hpm_stat_t adc16_init(ADC16_Type *ptr, adc16_config_t *config);
 
hpm_stat_t adc16_init_channel(ADC16_Type *ptr, adc16_channel_config_t *config);
 
hpm_stat_t adc16_get_channel_threshold(ADC16_Type *ptr, uint8_t ch, adc16_channel_threshold_t *config);
 
#if defined (ADC_SOC_BUSMODE_ENABLE_CTRL_SUPPORT) && ADC_SOC_BUSMODE_ENABLE_CTRL_SUPPORT
void adc16_enable_oneshot_mode(ADC16_Type *ptr);
 
void adc16_disable_oneshot_mode(ADC16_Type *ptr);
#endif
 
hpm_stat_t adc16_set_prd_config(ADC16_Type *ptr, adc16_prd_config_t *config);
 
hpm_stat_t adc16_set_seq_config(ADC16_Type *ptr, adc16_seq_config_t *config);
 
hpm_stat_t adc16_set_pmt_config(ADC16_Type *ptr, adc16_pmt_config_t *config);
 
hpm_stat_t adc16_set_pmt_queue_enable(ADC16_Type *ptr, uint8_t trig_ch, bool enable);
 
static inline void adc16_set_seq_stop_pos(ADC16_Type *ptr, uint16_t stop_pos)
{
    ptr->SEQ_DMA_CFG = (ptr->SEQ_DMA_CFG & ~ADC16_SEQ_DMA_CFG_STOP_POS_MASK)
                     | ADC16_SEQ_DMA_CFG_STOP_POS_SET(stop_pos);
}
 
static inline void adc16_init_pmt_dma(ADC16_Type *ptr, uint32_t addr)
{
    ptr->TRG_DMA_ADDR = addr & ADC16_TRG_DMA_ADDR_TRG_DMA_ADDR_MASK;
}
 
hpm_stat_t adc16_init_seq_dma(ADC16_Type *ptr, adc16_dma_config_t *config);
 
static inline uint32_t adc16_get_status_flags(ADC16_Type *ptr)
{
    return ptr->INT_STS;
}
 
static inline void adc16_disable_busywait(ADC16_Type *ptr)
{
    ptr->BUF_CFG0 |= ADC16_BUF_CFG0_WAIT_DIS_SET(1);
}
 
static inline void adc16_enable_busywait(ADC16_Type *ptr)
{
    ptr->BUF_CFG0 &= ~ADC16_BUF_CFG0_WAIT_DIS_MASK;
}
 
static inline void adc16_set_nonblocking_read(ADC16_Type *ptr)
{
    ptr->BUF_CFG0 |= ADC16_BUF_CFG0_WAIT_DIS_MASK;
}
 
static inline void adc16_set_blocking_read(ADC16_Type *ptr)
{
    ptr->BUF_CFG0 &= ~ADC16_BUF_CFG0_WAIT_DIS_MASK;
}
 
static inline bool adc16_is_nonblocking_mode(ADC16_Type *ptr)
{
    return (ADC16_BUF_CFG0_WAIT_DIS_GET(ptr->BUF_CFG0)  ? true : false);
}
 
static inline bool adc16_get_conv_valid_status(ADC16_Type *ptr, uint8_t ch)
{
    return ADC16_BUS_RESULT_VALID_GET(ptr->BUS_RESULT[ch]);
}
 
static inline void adc16_clear_status_flags(ADC16_Type *ptr, uint32_t mask)
{
    ptr->INT_STS = mask;
}
 
static inline void adc16_enable_interrupts(ADC16_Type *ptr, uint32_t mask)
{
    ptr->INT_EN |= mask;
}
 
static inline void adc16_disable_interrupts(ADC16_Type *ptr, uint32_t mask)
{
    ptr->INT_EN &= ~mask;
}
 
hpm_stat_t adc16_trigger_seq_by_sw(ADC16_Type *ptr);
 
hpm_stat_t adc16_trigger_pmt_by_sw(ADC16_Type *ptr, uint8_t trig_ch);
 
 
hpm_stat_t adc16_get_oneshot_result(ADC16_Type *ptr, uint8_t ch, uint16_t *result);
 
hpm_stat_t adc16_get_prd_result(ADC16_Type *ptr, uint8_t ch, uint16_t *result);
 
#if defined(ADC16_SOC_TEMP_CH_EN) && ADC16_SOC_TEMP_CH_EN
void adc16_enable_temp_sensor(ADC16_Type *ptr);
 
void adc16_disable_temp_sensor(ADC16_Type *ptr);
#endif
 
static inline void adc16_enable_motor(ADC16_Type *ptr)
{
    ptr->ANA_CTRL0 |= ADC16_ANA_CTRL0_MOTO_EN_MASK;
}
 
#ifdef __cplusplus
}
#endif
 
#endif /* HPM_ADC16_DRV_H */