gpio_pins.c
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/*
* Copyright (c) 2015, Freescale Semiconductor, Inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted 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 Freescale Semiconductor, Inc. nor the names of its
* contributors may be used to endorse or promote products derived from this
* software without specific prior written permission.
*
* 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 <assert.h>
#include "gpio_pins.h"
#include "board.h"
#include "gpio_imx.h"
gpio_config_t gpioLed = {
"GPIO5", /* name */
&IOMUXC_LPSR_SW_MUX_CTL_PAD_GPIO1_IO01, /* muxReg */
0, /* muxConfig */
&IOMUXC_LPSR_SW_PAD_CTL_PAD_GPIO1_IO01, /* padReg */
0, /* padConfig */
GPIO1, /* base */
1 /* pin */
};
gpio_config_t gpioKeyFunc1 = {
"FUNC1", /* name */
&IOMUXC_SW_MUX_CTL_PAD_EPDC_DATA05, /* muxReg */
5, /* muxConfig */
&IOMUXC_SW_PAD_CTL_PAD_EPDC_DATA05, /* padReg */
IOMUXC_SW_PAD_CTL_PAD_EPDC_DATA05_PS(2) | /* padConfig */
IOMUXC_SW_PAD_CTL_PAD_EPDC_DATA05_PE_MASK |
IOMUXC_SW_PAD_CTL_PAD_EPDC_DATA05_HYS_MASK,
GPIO2, /* base */
5 /* pin */
};
gpio_config_t gpioKeyFunc2 = {
"FUNC2", /* name */
&IOMUXC_SW_MUX_CTL_PAD_EPDC_DATA02, /* muxReg */
5, /* muxConfig */
&IOMUXC_SW_PAD_CTL_PAD_EPDC_DATA02, /* padReg */
IOMUXC_SW_PAD_CTL_PAD_EPDC_DATA02_PS(2) | /* padConfig */
IOMUXC_SW_PAD_CTL_PAD_EPDC_DATA02_PE_MASK |
IOMUXC_SW_PAD_CTL_PAD_EPDC_DATA02_HYS_MASK,
GPIO2, /* base */
2 /* pin */
};
/* The Embedian example using input and output as well as interrupt mode. The Embedian example uses GPIO6 and GPIO8 for button/keys, GPIO2 and GPIO4 for LEDs. On EVK-STD-CARRIER-S20 evaluation carrier, you can use header GPIO to connect the SMARC signals to a button or LED respectively. */
/* Switch 1 (GPIO6)
* Golden Finger BALL NAME GPIO ALT
* P114 EPDC_DATA05 GPIO2_07 5
*/
gpio_config_t gpioSwitch1 = {
"GPIO6", /* name */
&IOMUXC_SW_MUX_CTL_PAD_EPDC_DATA05, /* muxReg */
5, /* muxConfig */
&IOMUXC_SW_PAD_CTL_PAD_EPDC_DATA05, /* padReg */
IOMUXC_SW_PAD_CTL_PAD_EPDC_DATA05_PS(2) | /* padConfig */
IOMUXC_SW_PAD_CTL_PAD_EPDC_DATA05_PE_MASK |
IOMUXC_SW_PAD_CTL_PAD_EPDC_DATA05_HYS_MASK,
GPIO2, /* base */
5 /* pin */
};
gpio_init_config_t Switch1 = {
.pin = 5, //pin number
.direction = gpioDigitalInput,
.interruptMode = gpioNoIntmode
};
/* LED 1 (GPIO2)
* Golden Finger BALL NAME GPIO ALT
* P110 EPDC_DATA02 GPIO2_02 5
*/
gpio_config_t gpioLed1 = {
"GPIO2", /* name */
&IOMUXC_SW_MUX_CTL_PAD_EPDC_DATA02, /* muxReg */
5, /* muxConfig */
&IOMUXC_SW_PAD_CTL_PAD_EPDC_DATA02, /* padReg */
IOMUXC_SW_PAD_CTL_PAD_EPDC_DATA02_PS(2) | /* padConfig */
IOMUXC_SW_PAD_CTL_PAD_EPDC_DATA02_PE_MASK |
IOMUXC_SW_PAD_CTL_PAD_EPDC_DATA02_HYS_MASK,
GPIO2, /* base */
2 /* pin */
};
gpio_init_config_t Led1 = {
.pin = 2, //pin number
.direction = gpioDigitalOutput,
.interruptMode = gpioNoIntmode
};
/* Switch 2 (GPIO8)
* Golden Finger BALL NAME GPIO ALT
* P116 EPDC_DATA06 GPIO2_06 5
*/
gpio_config_t gpioSwitch2 = {
"GPIO8", /* name */
&IOMUXC_SW_MUX_CTL_PAD_EPDC_DATA06, /* muxReg */
5, /* muxConfig */
&IOMUXC_SW_PAD_CTL_PAD_EPDC_DATA06, /* padReg */
IOMUXC_SW_PAD_CTL_PAD_EPDC_DATA06_PS(2) | /* padConfig */
IOMUXC_SW_PAD_CTL_PAD_EPDC_DATA06_PE_MASK |
IOMUXC_SW_PAD_CTL_PAD_EPDC_DATA06_HYS_MASK,
GPIO2, /* base */
6 /* pin */
};
gpio_init_config_t Switch2 = {
.pin = 6, //pin number
.direction = gpioDigitalInput,
.interruptMode = gpioNoIntmode
};
/* LED 2 (GPIO4)
* Golden Finger BALL NAME GPIO ALT
* P112 EPDC_DATA04 GPIO2_04 5
*/
gpio_config_t gpioLed2 = {
"GPIO4", /* name */
&IOMUXC_SW_MUX_CTL_PAD_EPDC_DATA04, /* muxReg */
5, /* muxConfig */
&IOMUXC_SW_PAD_CTL_PAD_EPDC_DATA04, /* padReg */
IOMUXC_SW_PAD_CTL_PAD_EPDC_DATA04_PS(2) | /* padConfig */
IOMUXC_SW_PAD_CTL_PAD_EPDC_DATA04_PE_MASK |
IOMUXC_SW_PAD_CTL_PAD_EPDC_DATA04_HYS_MASK,
GPIO2, /* base */
4 /* pin */
};
gpio_init_config_t Led2 = {
.pin = 4, //pin number
.direction = gpioDigitalOutput,
.interruptMode = gpioNoIntmode
};
void configure_gpio_pin(gpio_config_t *config)
{
assert(config);
*(config->muxReg) = config->muxConfig;
*(config->padReg) = config->padConfig;
}
/*******************************************************************************
* EOF
******************************************************************************/