diff options
Diffstat (limited to 'bsps/arm/imxrt/nxp/devices/MIMXRT1052/drivers/fsl_aoi.c')
| -rw-r--r-- | bsps/arm/imxrt/nxp/devices/MIMXRT1052/drivers/fsl_aoi.c | 214 |
1 files changed, 214 insertions, 0 deletions
diff --git a/bsps/arm/imxrt/nxp/devices/MIMXRT1052/drivers/fsl_aoi.c b/bsps/arm/imxrt/nxp/devices/MIMXRT1052/drivers/fsl_aoi.c new file mode 100644 index 0000000000..a8f1f29ddb --- /dev/null +++ b/bsps/arm/imxrt/nxp/devices/MIMXRT1052/drivers/fsl_aoi.c @@ -0,0 +1,214 @@ +/* + * Copyright (c) 2015, Freescale Semiconductor, Inc. + * Copyright 2016-2019 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((uint32_t)event < (uint32_t)FSL_FEATURE_AOI_EVENT_COUNT); + assert(config != NULL); + + uint16_t value; + uint16_t temp; + /* Read BFCRT01 register at event index. */ + value = base->BFCRT[event].BFCRT01; + + temp = (value & AOI_BFCRT01_PT0_AC_MASK) >> AOI_BFCRT01_PT0_AC_SHIFT; + config->PT0AC = (aoi_input_config_t)temp; + temp = (value & AOI_BFCRT01_PT0_BC_MASK) >> AOI_BFCRT01_PT0_BC_SHIFT; + config->PT0BC = (aoi_input_config_t)temp; + temp = (value & AOI_BFCRT01_PT0_CC_MASK) >> AOI_BFCRT01_PT0_CC_SHIFT; + config->PT0CC = (aoi_input_config_t)temp; + temp = (value & AOI_BFCRT01_PT0_DC_MASK) >> AOI_BFCRT01_PT0_DC_SHIFT; + config->PT0DC = (aoi_input_config_t)temp; + + temp = (value & AOI_BFCRT01_PT1_AC_MASK) >> AOI_BFCRT01_PT1_AC_SHIFT; + config->PT1AC = (aoi_input_config_t)temp; + temp = (value & AOI_BFCRT01_PT1_BC_MASK) >> AOI_BFCRT01_PT1_BC_SHIFT; + config->PT1BC = (aoi_input_config_t)temp; + temp = (value & AOI_BFCRT01_PT1_CC_MASK) >> AOI_BFCRT01_PT1_CC_SHIFT; + config->PT1CC = (aoi_input_config_t)temp; + temp = (value & AOI_BFCRT01_PT1_DC_MASK) >> AOI_BFCRT01_PT1_DC_SHIFT; + config->PT1DC = (aoi_input_config_t)temp; + + /* Read BFCRT23 register at event index. */ + value = base->BFCRT[event].BFCRT23; + + temp = (value & AOI_BFCRT23_PT2_AC_MASK) >> AOI_BFCRT23_PT2_AC_SHIFT; + config->PT2AC = (aoi_input_config_t)temp; + temp = (value & AOI_BFCRT23_PT2_BC_MASK) >> AOI_BFCRT23_PT2_BC_SHIFT; + config->PT2BC = (aoi_input_config_t)temp; + temp = (value & AOI_BFCRT23_PT2_CC_MASK) >> AOI_BFCRT23_PT2_CC_SHIFT; + config->PT2CC = (aoi_input_config_t)temp; + temp = (value & AOI_BFCRT23_PT2_DC_MASK) >> AOI_BFCRT23_PT2_DC_SHIFT; + config->PT2DC = (aoi_input_config_t)temp; + + temp = (value & AOI_BFCRT23_PT3_AC_MASK) >> AOI_BFCRT23_PT3_AC_SHIFT; + config->PT3AC = (aoi_input_config_t)temp; + temp = (value & AOI_BFCRT23_PT3_BC_MASK) >> AOI_BFCRT23_PT3_BC_SHIFT; + config->PT3BC = (aoi_input_config_t)temp; + temp = (value & AOI_BFCRT23_PT3_CC_MASK) >> AOI_BFCRT23_PT3_CC_SHIFT; + config->PT3CC = (aoi_input_config_t)temp; + temp = (value & AOI_BFCRT23_PT3_DC_MASK) >> AOI_BFCRT23_PT3_DC_SHIFT; + config->PT3DC = (aoi_input_config_t)temp; +} + +/*! + * 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((uint32_t)event < (uint32_t)FSL_FEATURE_AOI_EVENT_COUNT); + + uint16_t value; + /* 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 = 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; +} |