| /* |
| * Copyright (c) 2015, Freescale Semiconductor, Inc. |
| * Copyright 2016-2017 NXP |
| * All rights reserved. |
| * |
| * SPDX-License-Identifier: BSD-3-Clause |
| */ |
| #include "fsl_aoi.h" |
| |
| /* Component ID definition, used by tools. */ |
| #ifndef FSL_COMPONENT_ID |
| #define FSL_COMPONENT_ID "platform.drivers.aoi" |
| #endif |
| |
| /******************************************************************************* |
| * Variables |
| ******************************************************************************/ |
| /*! @brief Pointers to aoi bases for each instance. */ |
| static AOI_Type *const s_aoiBases[] = AOI_BASE_PTRS; |
| |
| #if !(defined(FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL) && FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL) |
| /*! @brief Pointers to aoi clocks for each instance. */ |
| static const clock_ip_name_t s_aoiClocks[] = AOI_CLOCKS; |
| #endif /* FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL */ |
| /******************************************************************************* |
| * Prototypes |
| ******************************************************************************/ |
| /*! |
| * @brief Get instance number for AOI module. |
| * |
| * @param base AOI peripheral base address |
| * |
| * @return The AOI instance |
| */ |
| static uint32_t AOI_GetInstance(AOI_Type *base); |
| /******************************************************************************* |
| * Code |
| ******************************************************************************/ |
| |
| static uint32_t AOI_GetInstance(AOI_Type *base) |
| { |
| uint32_t instance; |
| |
| /* Find the instance index from base address mappings. */ |
| for (instance = 0; instance < ARRAY_SIZE(s_aoiBases); instance++) |
| { |
| if (s_aoiBases[instance] == base) |
| { |
| break; |
| } |
| } |
| |
| assert(instance < ARRAY_SIZE(s_aoiBases)); |
| |
| return instance; |
| } |
| |
| /*! |
| * brief Initializes an AOI instance for operation. |
| * |
| * This function un-gates the AOI clock. |
| * |
| * param base AOI peripheral address. |
| */ |
| void AOI_Init(AOI_Type *base) |
| { |
| #if !(defined(FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL) && FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL) |
| /* Enable the clock gate from clock manager. */ |
| CLOCK_EnableClock(s_aoiClocks[AOI_GetInstance(base)]); |
| #endif /* FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL */ |
| } |
| |
| /*! |
| * brief Deinitializes an AOI instance for operation. |
| * |
| * This function shutdowns AOI module. |
| * |
| * param base AOI peripheral address. |
| */ |
| void AOI_Deinit(AOI_Type *base) |
| { |
| #if !(defined(FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL) && FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL) |
| /* Disable the clock gate from clock manager */ |
| CLOCK_DisableClock(s_aoiClocks[AOI_GetInstance(base)]); |
| #endif /* FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL */ |
| } |
| |
| /*! |
| * brief Gets the Boolean evaluation associated. |
| * |
| * This function returns the Boolean evaluation associated. |
| * |
| * Example: |
| code |
| aoi_event_config_t demoEventLogicStruct; |
| |
| AOI_GetEventLogicConfig(AOI, kAOI_Event0, &demoEventLogicStruct); |
| endcode |
| * |
| * param base AOI peripheral address. |
| * param event Index of the event which will be set of type aoi_event_t. |
| * param config Selected input configuration . |
| */ |
| void AOI_GetEventLogicConfig(AOI_Type *base, aoi_event_t event, aoi_event_config_t *config) |
| { |
| assert(event < FSL_FEATURE_AOI_EVENT_COUNT); |
| assert(config != NULL); |
| |
| uint16_t value = 0; |
| /* Read BFCRT01 register at event index. */ |
| value = base->BFCRT[event].BFCRT01; |
| |
| config->PT0AC = (aoi_input_config_t)((value & AOI_BFCRT01_PT0_AC_MASK) >> AOI_BFCRT01_PT0_AC_SHIFT); |
| config->PT0BC = (aoi_input_config_t)((value & AOI_BFCRT01_PT0_BC_MASK) >> AOI_BFCRT01_PT0_BC_SHIFT); |
| config->PT0CC = (aoi_input_config_t)((value & AOI_BFCRT01_PT0_CC_MASK) >> AOI_BFCRT01_PT0_CC_SHIFT); |
| config->PT0DC = (aoi_input_config_t)((value & AOI_BFCRT01_PT0_DC_MASK) >> AOI_BFCRT01_PT0_DC_SHIFT); |
| |
| config->PT1AC = (aoi_input_config_t)((value & AOI_BFCRT01_PT1_AC_MASK) >> AOI_BFCRT01_PT1_AC_SHIFT); |
| config->PT1BC = (aoi_input_config_t)((value & AOI_BFCRT01_PT1_BC_MASK) >> AOI_BFCRT01_PT1_BC_SHIFT); |
| config->PT1CC = (aoi_input_config_t)((value & AOI_BFCRT01_PT1_CC_MASK) >> AOI_BFCRT01_PT1_CC_SHIFT); |
| config->PT1DC = (aoi_input_config_t)((value & AOI_BFCRT01_PT1_DC_MASK) >> AOI_BFCRT01_PT1_DC_SHIFT); |
| |
| /* Read BFCRT23 register at event index. */ |
| value = 0; |
| value = base->BFCRT[event].BFCRT23; |
| |
| config->PT2AC = (aoi_input_config_t)((value & AOI_BFCRT23_PT2_AC_MASK) >> AOI_BFCRT23_PT2_AC_SHIFT); |
| config->PT2BC = (aoi_input_config_t)((value & AOI_BFCRT23_PT2_BC_MASK) >> AOI_BFCRT23_PT2_BC_SHIFT); |
| config->PT2CC = (aoi_input_config_t)((value & AOI_BFCRT23_PT2_CC_MASK) >> AOI_BFCRT23_PT2_CC_SHIFT); |
| config->PT2DC = (aoi_input_config_t)((value & AOI_BFCRT23_PT2_DC_MASK) >> AOI_BFCRT23_PT2_DC_SHIFT); |
| |
| config->PT3AC = (aoi_input_config_t)((value & AOI_BFCRT23_PT3_AC_MASK) >> AOI_BFCRT23_PT3_AC_SHIFT); |
| config->PT3BC = (aoi_input_config_t)((value & AOI_BFCRT23_PT3_BC_MASK) >> AOI_BFCRT23_PT3_BC_SHIFT); |
| config->PT3CC = (aoi_input_config_t)((value & AOI_BFCRT23_PT3_CC_MASK) >> AOI_BFCRT23_PT3_CC_SHIFT); |
| config->PT3DC = (aoi_input_config_t)((value & AOI_BFCRT23_PT3_DC_MASK) >> AOI_BFCRT23_PT3_DC_SHIFT); |
| } |
| |
| /*! |
| * brief Configures an AOI event. |
| * |
| * This function configures an AOI event according |
| * to the aoiEventConfig structure. This function configures all inputs (A, B, C, and D) |
| * of all product terms (0, 1, 2, and 3) of a desired event. |
| * |
| * Example: |
| code |
| aoi_event_config_t demoEventLogicStruct; |
| |
| demoEventLogicStruct.PT0AC = kAOI_InvInputSignal; |
| demoEventLogicStruct.PT0BC = kAOI_InputSignal; |
| demoEventLogicStruct.PT0CC = kAOI_LogicOne; |
| demoEventLogicStruct.PT0DC = kAOI_LogicOne; |
| |
| demoEventLogicStruct.PT1AC = kAOI_LogicZero; |
| demoEventLogicStruct.PT1BC = kAOI_LogicOne; |
| demoEventLogicStruct.PT1CC = kAOI_LogicOne; |
| demoEventLogicStruct.PT1DC = kAOI_LogicOne; |
| |
| demoEventLogicStruct.PT2AC = kAOI_LogicZero; |
| demoEventLogicStruct.PT2BC = kAOI_LogicOne; |
| demoEventLogicStruct.PT2CC = kAOI_LogicOne; |
| demoEventLogicStruct.PT2DC = kAOI_LogicOne; |
| |
| demoEventLogicStruct.PT3AC = kAOI_LogicZero; |
| demoEventLogicStruct.PT3BC = kAOI_LogicOne; |
| demoEventLogicStruct.PT3CC = kAOI_LogicOne; |
| demoEventLogicStruct.PT3DC = kAOI_LogicOne; |
| |
| AOI_SetEventLogicConfig(AOI, kAOI_Event0, demoEventLogicStruct); |
| endcode |
| * |
| * param base AOI peripheral address. |
| * param event Event which will be configured of type aoi_event_t. |
| * param eventConfig Pointer to type aoi_event_config_t structure. The user is responsible for |
| * filling out the members of this structure and passing the pointer to this function. |
| */ |
| void AOI_SetEventLogicConfig(AOI_Type *base, aoi_event_t event, const aoi_event_config_t *eventConfig) |
| { |
| assert(eventConfig != NULL); |
| assert(event < FSL_FEATURE_AOI_EVENT_COUNT); |
| |
| uint16_t value = 0; |
| /* Calculate value to configure product term 0, 1 */ |
| value = AOI_BFCRT01_PT0_AC(eventConfig->PT0AC) | AOI_BFCRT01_PT0_BC(eventConfig->PT0BC) | |
| AOI_BFCRT01_PT0_CC(eventConfig->PT0CC) | AOI_BFCRT01_PT0_DC(eventConfig->PT0DC) | |
| AOI_BFCRT01_PT1_AC(eventConfig->PT1AC) | AOI_BFCRT01_PT1_BC(eventConfig->PT1BC) | |
| AOI_BFCRT01_PT1_CC(eventConfig->PT1CC) | AOI_BFCRT01_PT1_DC(eventConfig->PT1DC); |
| /* Write value to register */ |
| base->BFCRT[event].BFCRT01 = value; |
| |
| /* Reset and calculate value to configure product term 2, 3 */ |
| value = 0; |
| value = AOI_BFCRT23_PT2_AC(eventConfig->PT2AC) | AOI_BFCRT23_PT2_BC(eventConfig->PT2BC) | |
| AOI_BFCRT23_PT2_CC(eventConfig->PT2CC) | AOI_BFCRT23_PT2_DC(eventConfig->PT2DC) | |
| AOI_BFCRT23_PT3_AC(eventConfig->PT3AC) | AOI_BFCRT23_PT3_BC(eventConfig->PT3BC) | |
| AOI_BFCRT23_PT3_CC(eventConfig->PT3CC) | AOI_BFCRT23_PT3_DC(eventConfig->PT3DC); |
| /* Write value to register */ |
| base->BFCRT[event].BFCRT23 = value; |
| } |