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/*
* The Clear BSD License
* Copyright (c) 2015, Freescale Semiconductor, Inc.
* Copyright 2016-2017 NXP
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted (subject to the limitations in the disclaimer below) provided
* that the following conditions are met:
*
* o Redistributions of source code must retain the above copyright notice, this list
* of conditions and the following disclaimer.
*
* o Redistributions in binary form must reproduce the above copyright notice, this
* list of conditions and the following disclaimer in the documentation and/or
* other materials provided with the distribution.
*
* o Neither the name of the copyright holder nor the names of its
* contributors may be used to endorse or promote products derived from this
* software without specific prior written permission.
*
* NO EXPRESS OR IMPLIED LICENSES TO ANY PARTY'S PATENT RIGHTS ARE GRANTED BY THIS LICENSE.
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "fsl_gpio.h"
/* Component ID definition, used by tools. */
#ifndef FSL_COMPONENT_ID
#define FSL_COMPONENT_ID "platform.drivers.gpio"
#endif
/*******************************************************************************
* Variables
******************************************************************************/
#if !(defined(FSL_FEATURE_GPIO_HAS_NO_PORTINTERRUPT) && FSL_FEATURE_GPIO_HAS_NO_PORTINTERRUPT)
static PORT_Type *const s_portBases[] = PORT_BASE_PTRS;
static GPIO_Type *const s_gpioBases[] = GPIO_BASE_PTRS;
#endif
#if defined(FSL_FEATURE_SOC_FGPIO_COUNT) && FSL_FEATURE_SOC_FGPIO_COUNT
#if defined(FSL_FEATURE_PCC_HAS_FGPIO_CLOCK_GATE_CONTROL) && FSL_FEATURE_PCC_HAS_FGPIO_CLOCK_GATE_CONTROL
#if !(defined(FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL) && FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL)
/*! @brief Array to map FGPIO instance number to clock name. */
static const clock_ip_name_t s_fgpioClockName[] = FGPIO_CLOCKS;
#endif /* FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL */
#endif /* FSL_FEATURE_PCC_HAS_FGPIO_CLOCK_GATE_CONTROL */
#endif /* FSL_FEATURE_SOC_FGPIO_COUNT */
/*******************************************************************************
* Prototypes
******************************************************************************/
#if !(defined(FSL_FEATURE_GPIO_HAS_NO_PORTINTERRUPT) && FSL_FEATURE_GPIO_HAS_NO_PORTINTERRUPT)
/*!
* @brief Gets the GPIO instance according to the GPIO base
*
* @param base GPIO peripheral base pointer(PTA, PTB, PTC, etc.)
* @retval GPIO instance
*/
static uint32_t GPIO_GetInstance(GPIO_Type *base);
#endif
/*******************************************************************************
* Code
******************************************************************************/
#if !(defined(FSL_FEATURE_GPIO_HAS_NO_PORTINTERRUPT) && FSL_FEATURE_GPIO_HAS_NO_PORTINTERRUPT)
static uint32_t GPIO_GetInstance(GPIO_Type *base)
{
uint32_t instance;
/* Find the instance index from base address mappings. */
for (instance = 0; instance < ARRAY_SIZE(s_gpioBases); instance++)
{
if (s_gpioBases[instance] == base)
{
break;
}
}
assert(instance < ARRAY_SIZE(s_gpioBases));
return instance;
}
#endif
void GPIO_PinInit(GPIO_Type *base, uint32_t pin, const gpio_pin_config_t *config)
{
assert(config);
if (config->pinDirection == kGPIO_DigitalInput)
{
base->PDDR &= ~(1U << pin);
}
else
{
GPIO_WritePinOutput(base, pin, config->outputLogic);
base->PDDR |= (1U << pin);
}
}
#if !(defined(FSL_FEATURE_GPIO_HAS_NO_PORTINTERRUPT) && FSL_FEATURE_GPIO_HAS_NO_PORTINTERRUPT)
uint32_t GPIO_PortGetInterruptFlags(GPIO_Type *base)
{
uint8_t instance;
PORT_Type *portBase;
instance = GPIO_GetInstance(base);
portBase = s_portBases[instance];
return portBase->ISFR;
}
void GPIO_PortClearInterruptFlags(GPIO_Type *base, uint32_t mask)
{
uint8_t instance;
PORT_Type *portBase;
instance = GPIO_GetInstance(base);
portBase = s_portBases[instance];
portBase->ISFR = mask;
}
#endif
#if defined(FSL_FEATURE_GPIO_HAS_ATTRIBUTE_CHECKER) && FSL_FEATURE_GPIO_HAS_ATTRIBUTE_CHECKER
void GPIO_CheckAttributeBytes(GPIO_Type *base, gpio_checker_attribute_t attribute)
{
base->GACR = ((uint32_t)attribute << GPIO_GACR_ACB0_SHIFT) | ((uint32_t)attribute << GPIO_GACR_ACB1_SHIFT) |
((uint32_t)attribute << GPIO_GACR_ACB2_SHIFT) | ((uint32_t)attribute << GPIO_GACR_ACB3_SHIFT);
}
#endif
#if defined(FSL_FEATURE_SOC_FGPIO_COUNT) && FSL_FEATURE_SOC_FGPIO_COUNT
/*******************************************************************************
* Variables
******************************************************************************/
#if !(defined(FSL_FEATURE_GPIO_HAS_NO_PORTINTERRUPT) && FSL_FEATURE_GPIO_HAS_NO_PORTINTERRUPT)
static FGPIO_Type *const s_fgpioBases[] = FGPIO_BASE_PTRS;
#endif
/*******************************************************************************
* Prototypes
******************************************************************************/
#if !(defined(FSL_FEATURE_GPIO_HAS_NO_PORTINTERRUPT) && FSL_FEATURE_GPIO_HAS_NO_PORTINTERRUPT)
/*!
* @brief Gets the FGPIO instance according to the GPIO base
*
* @param base FGPIO peripheral base pointer(PTA, PTB, PTC, etc.)
* @retval FGPIO instance
*/
static uint32_t FGPIO_GetInstance(FGPIO_Type *base);
#endif
/*******************************************************************************
* Code
******************************************************************************/
#if !(defined(FSL_FEATURE_GPIO_HAS_NO_PORTINTERRUPT) && FSL_FEATURE_GPIO_HAS_NO_PORTINTERRUPT)
static uint32_t FGPIO_GetInstance(FGPIO_Type *base)
{
uint32_t instance;
/* Find the instance index from base address mappings. */
for (instance = 0; instance < ARRAY_SIZE(s_fgpioBases); instance++)
{
if (s_fgpioBases[instance] == base)
{
break;
}
}
assert(instance < ARRAY_SIZE(s_fgpioBases));
return instance;
}
#endif
#if defined(FSL_FEATURE_PCC_HAS_FGPIO_CLOCK_GATE_CONTROL) && FSL_FEATURE_PCC_HAS_FGPIO_CLOCK_GATE_CONTROL
void FGPIO_PortInit(FGPIO_Type *base)
{
#if !(defined(FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL) && FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL)
/* Ungate FGPIO periphral clock */
CLOCK_EnableClock(s_fgpioClockName[FGPIO_GetInstance(base)]);
#endif /* FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL */
}
#endif /* FSL_FEATURE_PCC_HAS_FGPIO_CLOCK_GATE_CONTROL */
void FGPIO_PinInit(FGPIO_Type *base, uint32_t pin, const gpio_pin_config_t *config)
{
assert(config);
if (config->pinDirection == kGPIO_DigitalInput)
{
base->PDDR &= ~(1U << pin);
}
else
{
FGPIO_WritePinOutput(base, pin, config->outputLogic);
base->PDDR |= (1U << pin);
}
}
#if !(defined(FSL_FEATURE_GPIO_HAS_NO_PORTINTERRUPT) && FSL_FEATURE_GPIO_HAS_NO_PORTINTERRUPT)
uint32_t FGPIO_PortGetInterruptFlags(FGPIO_Type *base)
{
uint8_t instance;
instance = FGPIO_GetInstance(base);
PORT_Type *portBase;
portBase = s_portBases[instance];
return portBase->ISFR;
}
void FGPIO_PortClearInterruptFlags(FGPIO_Type *base, uint32_t mask)
{
uint8_t instance;
instance = FGPIO_GetInstance(base);
PORT_Type *portBase;
portBase = s_portBases[instance];
portBase->ISFR = mask;
}
#endif
#if defined(FSL_FEATURE_FGPIO_HAS_ATTRIBUTE_CHECKER) && FSL_FEATURE_FGPIO_HAS_ATTRIBUTE_CHECKER
void FGPIO_CheckAttributeBytes(FGPIO_Type *base, gpio_checker_attribute_t attribute)
{
base->GACR = (attribute << FGPIO_GACR_ACB0_SHIFT) | (attribute << FGPIO_GACR_ACB1_SHIFT) |
(attribute << FGPIO_GACR_ACB2_SHIFT) | (attribute << FGPIO_GACR_ACB3_SHIFT);
}
#endif
#endif /* FSL_FEATURE_SOC_FGPIO_COUNT */
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