diff options
Diffstat (limited to 'nuttx/configs/px4io/include/drv_gpio.h')
-rw-r--r-- | nuttx/configs/px4io/include/drv_gpio.h | 67 |
1 files changed, 67 insertions, 0 deletions
diff --git a/nuttx/configs/px4io/include/drv_gpio.h b/nuttx/configs/px4io/include/drv_gpio.h new file mode 100644 index 000000000..329d2bacf --- /dev/null +++ b/nuttx/configs/px4io/include/drv_gpio.h @@ -0,0 +1,67 @@ +/**************************************************************************** + * + * Copyright (C) 2012 PX4 Development Team. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. 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. + * 3. Neither the name PX4 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 OWNER 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. + * + ****************************************************************************/ + +/** + * @file GPIO driver for PX4IO + */ + +#include <sys/ioctl.h> + +#define _GPIO_IOCTL_BASE 0x7700 + +#define GPIO_SET(_x) _IOC(_GPIO_IOCTL_BASE, _x) +#define GPIO_GET(_x) _IOC(_GPIO_IOCTL_BASE + 1, _x) + +/* + * List of GPIOs; must be sorted with settable GPIOs first. + */ +#define GPIO_ACC1_POWER 0 /* settable */ +#define GPIO_ACC2_POWER 1 +#define GPIO_SERVO_POWER 2 +#define GPIO_RELAY1 3 +#define GPIO_RELAY2 4 +#define GPIO_LED_BLUE 5 +#define GPIO_LED_AMBER 6 +#define GPIO_LED_SAFETY 7 + +#define GPIO_ACC_OVERCURRENT 8 /* readonly */ +#define GPIO_SERVO_OVERCURRENT 9 +#define GPIO_SAFETY_BUTTON 10 + +#define GPIO_MAX_SETTABLE 7 +#define GPIO_MAX 10 + +/* + * GPIO driver init function. + */ +extern int gpio_drv_init(void); |