137 lines
3.4 KiB
C
137 lines
3.4 KiB
C
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/*
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* Copyright (c) CompanyNameMagicTag 2012-2018. All rights reserved.
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* Description: Program gain amplifier (PGA)
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* Author: CompanyName
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* Create: 2012-07-16
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*/
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/* @defgroup hct_pga Program gain amplifier (PGA)
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* @ingroup drivers
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*/
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#ifndef __SOC_MDM_PGA_H__
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#define __SOC_MDM_PGA_H__
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#include <soc_types.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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/**
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* @ingroup hct_pga
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* PGA index
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*/
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typedef enum {
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EN_PGA_0 = 0x1, /**< PGA0 */
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EN_PGA_1 = 0x2 /**< PGA1 */
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} ext_pga_idx_en;
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/**
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* @ingroup hct_pga
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* PGA Low pass break frequency control
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*/
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typedef enum {
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EN_PGA_LP_NA = 0x0, /**< Use this value if the PGA is not configured. */
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EN_PGA_LP_150K = 0x1, /**< 150 kHz */
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EN_PGA_LP_300K = 0x2, /**< 300 kHz */
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EN_PGA_LP_600K = 0x3, /**< 600 kHz */
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} ext_pga_lp_en;
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/**
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* @ingroup hct_pga
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* PGA ÔöÒæ¿ØÖƱ¶Êý
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*/
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typedef enum {
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EN_PGA_GAIN_25 = 0x0, /**< 25x gain amplification */
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EN_PGA_GAIN_35 = 0x1, /**< 35x gain amplification */
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EN_PGA_GAIN_NA /**< Use this value if the PGA is not configured. */
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} ext_pga_gain_en;
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/**
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* @ingroup hct_pga
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* PGA VCM voltage control
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*/
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typedef enum {
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EN_PGA_VCM_SEL_0_6V = 0x0, /**< 0.6 V */
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EN_PGA_VCM_SEL_0_4V = 0x1, /**< 0.4 V (default) */
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EN_PGA_VCM_SEL_0_3V = 0x2, /**< 0.3 V */
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} ext_pga_vcm_sel_en;
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/**
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* @ingroup hct_pga
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* PGA configuration description
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*/
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typedef struct {
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ext_pga_idx_en pga_idx; /**< PGA index. If you want to configure more than one PGA at a time, you can OR
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* the PGA index.
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*/
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ext_pga_lp_en pga0_lp; /**< PGA 0 low pass break frequency control */
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ext_pga_lp_en pga1_lp; /**< PGA 1 low pass break frequency control */
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ext_pga_gain_en pga0_gain; /**< PGA 0 gain control multiplier */
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ext_pga_gain_en pga1_gain; /**< PGA 1 gain control multiplier */
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ext_pga_vcm_sel_en pga_vcm_sel; /**< PGA VCM voltage control */
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} ext_pga_cfg;
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/**
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* @ingroup hct_pga
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* @brief Initializes the PGA.
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*
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* @par Description:
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* Initializes the PGA.
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*
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* @attention None
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* @param None
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*
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* @retval #EXT_ERR_SUCCESS Success
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* @retval #EXT_ERR_FAILURE Failure
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* @par Dependency:
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* @li soc_mdm_pga.h: Describe PGA APIs.
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* @see uapi_pga_deinit
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* @since DW21_V100R001C00
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*/
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td_u32 uapi_pga_init(void);
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/**
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* @ingroup hct_pga
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* @brief Sets the PGA parameters and enables the PGA.
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*
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* @par Description:
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* Sets the PGA parameters and enables the PGA.
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*
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* @attention None
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* @param pga_cfg [IN] Type #ext_pga_cfg * Input PGA gain parameters
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*
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* @retval #EXT_ERR_SUCCESS Success
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* @retval #EXT_ERR_FAILURE Failure
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* @par Dependency:
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* @li soc_mdm_pga.h: Describe PGA APIs.
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* @see uapi_pga_init | uapi_pga_deinit
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* @since DW21_V100R001C00
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*/
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td_u32 uapi_pga_amplify(EXT_CONST ext_pga_cfg *pga_cfg);
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/**
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* @ingroup hct_pga
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* @brief Deinitializes the PGA.
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*
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* @par Description:
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* Deinitializes the PGA.
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*
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* @attention None
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* @param None
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*
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* @retval #EXT_ERR_SUCCESS Success
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* @retval # Other values Failure
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* @par Dependency:
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* @li soc_mdm_pga.h: Describe PGA APIs.
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* @see uapi_pga_init
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* @since DW21_V100R001C00
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*/
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td_u32 uapi_pga_deinit(void);
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#ifdef __cplusplus
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}
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#endif
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#endif
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