eaeca78cc8
This patch add support to use buttons example on raspberrypi-pico. Note: unfortunately the raspberry-pico board doesn't have usables buttons, then you need to add external buttons connected to GPIO16 and GPIO17. Signed-off-by: Alan C. Assis <acassis@gmail.com>
168 lines
5.7 KiB
C
168 lines
5.7 KiB
C
/****************************************************************************
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* boards/arm/rp2040/raspberrypi-pico/include/board.h
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership. The
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* ASF licenses this file to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance with the
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* License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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*
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****************************************************************************/
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#ifndef __BOARDS_ARM_RP2040_RASPBERRYPI_PICO_INCLUDE_BOARD_H
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#define __BOARDS_ARM_RP2040_RASPBERRYPI_PICO_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 "rp2040_i2cdev.h"
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#include "rp2040_spidev.h"
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#include "rp2040_i2sdev.h"
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#include "rp2040_spisd.h"
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#ifndef __ASSEMBLY__
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# include <stdint.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 MHZ 1000000
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#define BOARD_XOSC_FREQ (12 * MHZ)
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#define BOARD_PLL_SYS_FREQ (125 * MHZ)
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#define BOARD_PLL_USB_FREQ (48 * MHZ)
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#define BOARD_REF_FREQ (12 * MHZ)
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#define BOARD_SYS_FREQ (125 * MHZ)
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#define BOARD_PERI_FREQ (125 * MHZ)
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#define BOARD_USB_FREQ (48 * MHZ)
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#define BOARD_ADC_FREQ (48 * MHZ)
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#define BOARD_RTC_FREQ 46875
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#define BOARD_UART_BASEFREQ BOARD_PERI_FREQ
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#define BOARD_TICK_CLOCK (1 * MHZ)
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/* GPIO definitions *********************************************************/
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#define BOARD_GPIO_LED_PIN 25
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#define BOARD_NGPIOOUT 1
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#define BOARD_NGPIOIN 1
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#define BOARD_NGPIOINT 1
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/* LED definitions **********************************************************/
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/* If CONFIG_ARCH_LEDS is not defined, then the user can control the LEDs
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* in any way. The following definitions are used to access individual LEDs.
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*/
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/* LED index values for use with board_userled() */
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#define BOARD_LED1 0
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#define BOARD_NLEDS 1
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#define BOARD_LED_GREEN BOARD_LED1
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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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/* This LED is not used by the board port unless CONFIG_ARCH_LEDS is
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* defined. In that case, the usage by the board port is defined in
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* include/board.h and src/rp2040_autoleds.c. The LED is used to encode
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* OS-related events as follows:
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*
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* -------------------- ----------------------------- ------
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* SYMBOL Meaning LED
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* -------------------- ----------------------------- ------
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*/
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#define LED_STARTED 0 /* NuttX has been started OFF */
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#define LED_HEAPALLOCATE 0 /* Heap has been allocated OFF */
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#define LED_IRQSENABLED 0 /* Interrupts enabled OFF */
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#define LED_STACKCREATED 1 /* Idle stack created ON */
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#define LED_INIRQ 2 /* In an interrupt N/C */
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#define LED_SIGNAL 2 /* In a signal handler N/C */
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#define LED_ASSERTION 2 /* An assertion failed N/C */
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#define LED_PANIC 3 /* The system has crashed FLASH */
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#undef LED_IDLE /* Not used */
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/* Thus if the LED is statically on, NuttX has successfully booted and is,
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* apparently, running normally. If the LED is flashing at approximately
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* 2Hz, then a fatal error has been detected and the system has halted.
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*/
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/* BUTTON definitions *******************************************************/
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#define NUM_BUTTONS 2
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#define BUTTON_USER1 0
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#define BUTTON_USER2 1
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#define BUTTON_USER1_BIT (1 << BUTTON_USER1)
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#define BUTTON_USER2_BIT (1 << BUTTON_USER2)
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/****************************************************************************
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* Public Types
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****************************************************************************/
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#ifndef __ASSEMBLY__
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/****************************************************************************
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* Public Data
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****************************************************************************/
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#undef EXTERN
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#if defined(__cplusplus)
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#define EXTERN extern "C"
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extern "C"
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{
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#else
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#define EXTERN extern
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#endif
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/****************************************************************************
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* Public Function Prototypes
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****************************************************************************/
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/****************************************************************************
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* Name: rp2040_boardearlyinitialize
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*
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* Description:
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*
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****************************************************************************/
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void rp2040_boardearlyinitialize(void);
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/****************************************************************************
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* Name: rp2040_boardinitialize
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*
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* Description:
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*
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****************************************************************************/
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void rp2040_boardinitialize(void);
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#undef EXTERN
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#if defined(__cplusplus)
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}
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#endif
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#endif /* __ASSEMBLY__ */
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#endif /* __BOARDS_ARM_RP2040_RASPBERRYPI_PICO_INCLUDE_BOARD_H */
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