nuttx/configs/stm32_tiny/src/stm32_tiny-internal.h

149 lines
5.6 KiB
C

/************************************************************************************
* configs/stm32_tiny/src/stm32_tiny-internal.h
*
* Copyright (C) 2013 Gregory Nutt. All rights reserved.
* Author: Laurent Latil <laurent@latil.nom.fr>
*
* 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 NuttX 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.
*
************************************************************************************/
#ifndef __CONFIGS_STM32_TINY_INTERNAL_H
#define __CONFIGS_STM32_TINY_INTERNAL_H
/************************************************************************************
* Included Files
************************************************************************************/
#include <nuttx/config.h>
#include <nuttx/compiler.h>
#include <stdint.h>
/************************************************************************************
* Definitions
************************************************************************************/
/* How many SPI modules does this chip support? The LM3S6918 supports 2 SPI
* modules (others may support more -- in such case, the following must be
* expanded).
*/
#if STM32_NSPI < 1
# undef CONFIG_STM32_SPI1
# undef CONFIG_STM32_SPI2
#elif STM32_NSPI < 2
# undef CONFIG_STM32_SPI2
#endif
/* GPIOs **************************************************************/
/* LEDs */
#define GPIO_LED (GPIO_OUTPUT|GPIO_CNF_OUTPP|GPIO_MODE_50MHz|\
GPIO_OUTPUT_CLEAR|GPIO_PORTB|GPIO_PIN5)
/* USB Soft Connect Pullup: PC.13 */
#define GPIO_USB_PULLUP (GPIO_OUTPUT|GPIO_CNF_OUTPP|GPIO_MODE_50MHz|\
GPIO_OUTPUT_SET|GPIO_PORTC|GPIO_PIN13)
/* NRF24L01 chip select: PB.12 */
#define GPIO_NRF24L01_CS (GPIO_OUTPUT|GPIO_CNF_OUTPP|GPIO_MODE_50MHz|\
GPIO_OUTPUT_SET|GPIO_PORTB|GPIO_PIN12)
/* NRF24L01 chip enable: PB.1 */
#define GPIO_NRF24L01_CE (GPIO_OUTPUT|GPIO_CNF_OUTPP|GPIO_MODE_50MHz|\
GPIO_OUTPUT_CLEAR|GPIO_PORTB|GPIO_PIN1)
/* NRF24L01 IRQ line: PA.0 */
#define GPIO_NRF24L01_IRQ (GPIO_INPUT|GPIO_CNF_INFLOAT|GPIO_PORTA|GPIO_PIN0)
/* PWM
*
* Let's use the LED. It is connected to PB.5, which can be used as PWM output of channel 2 of timer 3
* (STM32_TIM3_PARTIAL_REMAP must be enabled)
*/
#ifdef CONFIG_PWM
# if defined(CONFIG_STM32_TIM3_PWM) && defined(CONFIG_STM32_TIM3_PARTIAL_REMAP) && CONFIG_STM32_TIM3_CHANNEL == 2
# define STM32TINY_PWMTIMER 3
# else
# error To use the PWM device, the timer 3 partial remap must be enabled, and the PWM device must be configured on timer 3 / channel 2
# endif
#endif
/************************************************************************************
* Public Types
************************************************************************************/
/************************************************************************************
* Public data
************************************************************************************/
#ifndef __ASSEMBLY__
/************************************************************************************
* Public Functions
************************************************************************************/
/************************************************************************************
* Name: stm32_spiinitialize
*
* Description:
* Called to configure SPI chip select GPIO pins for the Hy-Mini STM32v board.
*
************************************************************************************/
extern void stm32_spiinitialize(void);
/************************************************************************************
* Name: stm32_usbinitialize
*
* Description:
* Called to setup USB-related GPIO pins for the Hy-Mini STM32v board.
*
************************************************************************************/
extern void stm32_usbinitialize(void);
/************************************************************************************
* Name: up_wlinitialize
*
* Description:
* Called to configure wireless module (nRF24L01).
*
************************************************************************************/
extern void up_wlinitialize(void);
#endif /* __ASSEMBLY__ */
#endif /* __CONFIGS_HYMINI_STM32V_INTERNAL_H */