diff options
Diffstat (limited to 'examples/imx7_colibri_m4/low_power_demo/main.c')
| -rw-r--r-- | examples/imx7_colibri_m4/low_power_demo/main.c | 84 |
1 files changed, 84 insertions, 0 deletions
diff --git a/examples/imx7_colibri_m4/low_power_demo/main.c b/examples/imx7_colibri_m4/low_power_demo/main.c new file mode 100644 index 0000000..71d0052 --- /dev/null +++ b/examples/imx7_colibri_m4/low_power_demo/main.c @@ -0,0 +1,84 @@ +/* + * Copyright (c) 2017, Toradex + * 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 <stdio.h> +#include "board.h" +#include "gpio_pins.h" +#include "gpio_imx.h" +#include "debug_console_imx.h" + +#define GPIO_INTERRUPT (1) +#define GPIO_POLLING (0) +#define GPIO_DEBOUNCE_DELAY (100000) + +gpio_config_t gpioLcdA0 = { + .name = "LCD A0 [SSPRXD]", + .muxReg = &IOMUXC_SW_MUX_CTL_PAD_I2C1_SCL, /* GPIO4 IO08 */ + .muxConfig = 0, + .padReg = &IOMUXC_SW_PAD_CTL_PAD_I2C1_SCL, + .padConfig = 0, + .base = GPIO4, + .pin = 8, +}; + +/*! + * @brief Initialize LCD display + */ +static void LCD_Init(void) +{ + configure_gpio_pin(&gpioLcdA0); + + gpio_init_config_t lcdA0InitConfig = { + .pin = gpioLcdA0.pin, + .direction = gpioDigitalOutput, + .interruptMode = gpioNoIntmode + }; + GPIO_Init(gpioLcdA0.base, &lcdA0InitConfig); + + +} + +/*! + * @brief Main entry point + */ +int main(void) +{ + /* hardware initialiize, include RDC, IOMUX and UART debug */ + hardware_init(); + PRINTF("\n\r=> Low Power Demo\n\r"); + + /* GPIO module initialize, configure "LED" as output and button as interrupt mode. */ + LCD_Init(); + + while(true); + + return 0; +} + |