115 lines
4.5 KiB
C
115 lines
4.5 KiB
C
/****************************************************************************
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* boards/arm/nrf52/nrf52_feather/include/board.h
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*
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* Copyright (C) 2018 Gregory Nutt. All rights reserved.
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* Author: Janne Rosberg <janne@offcode.fi>
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* 3. Neither the name NuttX nor the names of its contributors may be
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* used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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****************************************************************************/
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#ifndef __BOARDS_ARM_NRF52_NRF52_FEATHER_INCLUDE_BOARD_H
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#define __BOARDS_ARM_NRF52_NRF52_FEATHER_INCLUDE_BOARD_H
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/****************************************************************************
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* Included Files
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****************************************************************************/
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#include <nuttx/config.h>
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#include <stdbool.h>
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#if defined(CONFIG_ARCH_IRQBUTTONS) && defined(CONFIG_NRF52_GPIOTE)
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# include <nuttx/irq.h>
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#endif
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/****************************************************************************
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* Pre-processor Definitions
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****************************************************************************/
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/* Clocking *****************************************************************/
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#define BOARD_SYSTICK_CLOCK (64000000)
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/* Clocking *****************************************************************/
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/* A low output illuminates the LED.
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*
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* LED index values for use with board_userled()
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*/
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#define BOARD_LED1 0
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#define BOARD_LED2 1
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#define BOARD_NLEDS 2
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/* LED bits for use with board_userled_all() */
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#define BOARD_LED1_BIT (1 << BOARD_LED1)
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#define BOARD_LED2_BIT (1 << BOARD_LED2)
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/* If CONFIG_ARCH_LEDS is defined, the LED will be controlled as follows
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* for NuttX debug functionality (where NC means "No Change").
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*/
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#define LED_STARTED 0 /* OFF */
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#define LED_HEAPALLOCATE 0 /* OFF */
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#define LED_IRQSENABLED 0 /* OFF */
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#define LED_STACKCREATED 1 /* ON */
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#define LED_INIRQ 2 /* NC */
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#define LED_SIGNAL 2 /* NC */
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#define LED_ASSERTION 2 /* NC */
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#define LED_PANIC 3 /* Flashing */
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/* If CONFIG_ARCH_LEDS is not defined, then the LEDs are completely under
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* control of the application. The following interfaces are then available
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* for application control of the LEDs:
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*
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* uint32_t board_userled_initialize(void);
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* void board_userled(int led, bool ledon);
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* void board_userled_all(uint32_t ledset);
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*/
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/* Button definitions *******************************************************/
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/* No buttons on board */
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/* UART Pins ****************************************************************/
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/* The following definitions must be provided so that the NRF52 serial
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* driver can set up the UART for the serial console properly.
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*/
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#define BOARD_UART0_RX_PIN (GPIO_INPUT | GPIO_PORT0 | GPIO_PIN(8))
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#define BOARD_UART0_TX_PIN (GPIO_OUTPUT | GPIO_VALUE_ONE | GPIO_PORT0 | GPIO_PIN(6))
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/* I2C Pins *****************************************************************/
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#define BOARD_I2C0_SCL_PIN (GPIO_OUTPUT | GPIO_VALUE_ZERO | GPIO_PORT0 | GPIO_PIN(26))
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#define BOARD_I2C0_SDA_PIN (GPIO_INPUT | GPIO_PORT0 | GPIO_PIN(25))
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#endif /* __BOARDS_ARM_NRF52_NRF52_FEATHER_INCLUDE_BOARD_H */
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