sergiotarxz/nuttx
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity
75326e563d
nuttx/boards/mips/pic32mz/chipkit-wifire/include/board.h
Alexander Lunev 95abf562f4 boards: added a basic support for chipKIT Wi-FIRE board; 
added Sourcery CodeBench Lite for MIPS ELF Toolchain option;
corrected inaccuracies in Photon board and EMW3162 board README.txt files.
2021-08-01 08:45:02 -07:00

322 lines
10 KiB
C
Raw Blame History

This file contains ambiguous Unicode characters

This file contains Unicode characters that might be confused with other characters. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

/****************************************************************************
* boards/mips/pic32mz/chipkit-wifire/include/board.h
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership. The
* ASF licenses this file to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance with the
* License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations
* under the License.
*
****************************************************************************/
#ifndef __BOARDS_MIPS_PIC32MZ_CHIPKIT_WIFIRE_INCLUDE_BOARD_H
#define __BOARDS_MIPS_PIC32MZ_CHIPKIT_WIFIRE_INCLUDE_BOARD_H
/****************************************************************************
* Included Files
****************************************************************************/
#include <nuttx/config.h>
#ifndef __ASSEMBLY__
# include <stdbool.h>
#endif
/****************************************************************************
* Pre-processor Definitions
****************************************************************************/
/* Clocking *****************************************************************/
/* Crystal frequencies
*
* - A 24 MHz oscillator circuit (IC7) is connected to the on-board
* microcontroller. This oscillator circuit functions as the controller’s
* primary oscillator.
* - The starter kit also has provisions for an external secondary 32 kHz
* oscillator (X2); however, this is not populated.
*/
#define BOARD_POSC_FREQ 24000000 /* Primary OSC XTAL frequency (IC7, 24MHz) */
#define BOARD_SOSC_FREQ 32000 /* Secondary OSC XTAL frequency (X2, 32KHz) */
/* Oscillator modes.
*
* - BOARD_POSC_ECMODE: An external oscillator is connected to OSC1/OSC2
* - BOARD_POSC_HSMODE: An external crystal or resonator is connected to
* OSC1/OSC2
*/
#define BOARD_FNOSC_SPLL 1 /* Use system PLL */
#define BOARD_POSC_ECMODE 1 /* External clock (EC) mode */
#define BOARD_POSC_SWITCH 1 /* Enable clock switching */
#undef BOARD_POSC_FSCM /* Disable clock monitoring */
/* PLL configuration and resulting CPU clock.
* CPU_CLOCK = ((POSC_FREQ / IDIV) * MULT) / ODIV
*/
#define BOARD_PLL_INPUT BOARD_POSC_FREQ
#define BOARD_PLL_IDIV 3 /* PLL input divider */
#define BOARD_PLL_MULT 50 /* PLL multiplier */
#define BOARD_PLL_ODIV 2 /* PLL output divider */
#define BOARD_CPU_CLOCK 200000000 /* CPU clock: 200MHz = (24MHz / 3) * 50 / 2) */
/* Peripheral clocks */
/* PBCLK1
* Peripherals: OSC2 pin
*
* NOTES:
* - PBCLK1 is used by system modules and cannot be turned off
* - PBCLK1 divided by 2 is available on the OSC2 pin in certain clock
* modes.
*/
#define BOARD_PB1DIV 5 /* Divider = 5 */
#define BOARD_PBCLK1 40000000 /* PBCLK1 frequency = 200MHz/5 = 40MHz */
/* PBCLK2
* Peripherals: PMP, I2C, UART, SPI
*/
#define BOARD_PBCLK2_ENABLE 1 /* Enable PBCLK2 */
#define BOARD_PB2DIV 2 /* Divider = 2 */
#define BOARD_PBCLK2 100000000 /* PBCLK2 frequency = 200MHz/2 = 100MHz */
/* PBCLK3
* Peripherals: ADC, Comparator, Timers, Output Compare, Input Compare
*
* NOTES:
* - Timer 1 uses SOSC
*/
#define BOARD_PBCLK3_ENABLE 1 /* Enable PBCLK3 */
#define BOARD_PB3DIV 4 /* Divider = 4 */
#define BOARD_PBCLK3 50000000 /* PBCLK3 frequency = 200MHz/4 = 50MHz */
/* PBCLK4
* Peripherals: Ports
*/
#define BOARD_PBCLK4_ENABLE 1 /* Enable PBCLK4 */
#define BOARD_PB4DIV 2 /* Divider = 2 */
#define BOARD_PBCLK4 100000000 /* PBCLK4 frequency = 200MHz/2 = 100MHz */
/* PBCLK5
* Peripherals: Flash, Crypto, RND, USB, Ethernet, SQI
*
* NOTES:
* - PBCLK5 is used to fetch data from/to the Flash Controller, while the
* FRC clock is used for programming
*/
#define BOARD_PBCLK5_ENABLE 1 /* Enable PBCLK5 */
#define BOARD_PB5DIV 2 /* Divider = 2 */
#define BOARD_PBCLK5 100000000 /* PBCLK5 frequency = 200MHz/2 = 100MHz */
/* PBCLK6
* Peripherals:
*/
#undef BOARD_PBCLK6_ENABLE
/* PBCLK7
* Peripherals: CPU, Deadman timer
*/
#undef BOARD_PBCLK7_ENABLE
/* PBCLK8
* Peripherals: EBI
*/
#undef BOARD_PBCLK8_ENABLE
/* Watchdog pre-scaler (re-visit) */
#define BOARD_WD_PRESCALER 1048576 /* Watchdog pre-scaler */
/* Ethernet MII clocking.
*
* The clock divider used to create the MII Management Clock (MDC). The MIIM
* module uses the PBCLK5 as an input clock. According to the IEEE 802.3
* Specification this should be no faster than 2.5 MHz. However, some PHYs
* support clock rates up to 12.5 MHz.
*/
#define BOARD_EMAC_MIIM_DIV 40 /* Ideal: 100MHz/40 = 2.5MHz */
/* LED definitions **********************************************************/
/* There are four LEDs on the top side of the board:
* controlled by software:
*
* LED LD1 - RG6
* LED LD2 - RD4
* LED LD3 - RB11
* LED LD4 - RG15
*
* A high output value illuminates the LEDs.
*/
/* LED index values for use with board_userled(): */
# define BOARD_LED_LD1 0
# define BOARD_LED_LD2 1
# define BOARD_LED_LD3 2
# define BOARD_LED_LD4 3
# define BOARD_NLEDS 4
/* LED bits for use with board_userled_all() */
# define BOARD_LED_LD1_BIT (1 << BOARD_LED_LD1)
# define BOARD_LED_LD2_BIT (1 << BOARD_LED_LD2)
# define BOARD_LED_LD3_BIT (1 << BOARD_LED_LD3)
# define BOARD_LED_LD4_BIT (1 << BOARD_LED_LD4)
/* These LEDs are available to the application and are all available to the
* application unless CONFIG_ARCH_LEDS is defined. In that case, the usage
* by the board port is defined in include/board.h and
* src/pic32mz_autoleds.c. The LEDs are used to encode OS-related events
* as follows:
*
* SYMBOL MEANING LED STATE
* A B C D
* ---------------- ----------------------- --- --- --- ---
*/
#define LED_STARTED 0 /* NuttX has been started ON OFF OFF OFF */
#define LED_HEAPALLOCATE 1 /* Heap has been allocated OFF ON OFF OFF */
#define LED_IRQSENABLED 2 /* Interrupts enabled OFF OFF ON OFF */
#define LED_STACKCREATED 3 /* Idle stack created OFF OFF OFF ON */
#define LED_INIRQ 4 /* In an interrupt ON ON ON ON */
#define LED_SIGNAL 4 /* In a signal handler ON ON ON ON */
#define LED_ASSERTION 4 /* An assertion failed ON ON ON ON */
#define LED_PANIC 4 /* The system has crashed ON ON ON ON */
#undef LED_IDLE /* MCU is is sleep mode ---- Not used - */
/* Switch definitions *******************************************************/
/* The chipKIT Wi-Fire has 2 user push buttons labeled BTN1 and BTN2 on the
* white side of the board:
*
* PIN Button Notes
* ----- ---- -------------------------
* RA5 BTN1 Sensed low when closed
* RA4 BTN2 Sensed low when closed
*
* The switches have external pull-down resistors. The switches are
* pulled down and pulled up to +3.3V when pressed.
*/
#define BUTTON_BTN1 0
#define BUTTON_BTN2 1
#define NUM_BUTTONS 2
#define BUTTON_BTN1_BIT (1 << BUTTON_BTN1)
#define BUTTON_BTN2_BIT (1 << BUTTON_BTN2)
/* UARTS ********************************************************************/
#define BOARD_U4RX_PPS U4RXR_RPF2
#define BOARD_U4TX_PPS U4TX_RPF8R
/* SPI **********************************************************************/
/* SPI1 is available on pins D5,D7,D35,D36 of the Arduino Shield connectors
* where you would expect then. The SPI connector is configured as follows:
*
* Pin J7&10 Board Signal PIC32MZ
* --- -- ------------ -------
* D5 11 SPI1_SCK RD1
* D36 6 SPI1_MISO RF1
* D35 4 SPI1_MOSI RC1
* D7 15 SPI1_SS RE9
*
* SPI2 is available on pins D10-D13 of the Arduino Shield connectors where
* you would expect then. The SPI connector is configured as follows:
*
* Pin J7&10 Board Signal PIC32MZ
* --- -- ------------ -------
* D13 11 SPI2_SCK RG6
* D12 9 SPI2_MISO RF0
* D11 7 SPI2_MOSI RD11
* D10 5 SPI2_SS RG9
*
* SPI3 is available on microSD connector as follows:
*
* Pin Board Signal PIC32MZ
* ---- ------------ -------
* SCK SPI3_SCK RB14
* SDO SPI3_MISO RB10
* SDI SPI3_MOSI RC4
* CS SPI3_SS RC3
*
* SPI4 is connected to MRF24WG0MA WiFi module as follows:
*
* Pin Board Signal PIC32MZ
* ---- ------------ -------
* SCK SPI4_SCK RD10
* SDO SPI4_MISO RF5
* SDI SPI4_MOSI RG0
* CS SPI4_SS RD9
*
* Chip select pin definitions are provided in
* boards/mips/chipkit-wifire/src/chipkit-wifire.h.
*
* CLK (output) pins have no alternative pin configurations.
*/
#define BOARD_SDI1_PPS SDI1R_RPF1
#define BOARD_SDO1_PPS SDO1_RPC1R
#define BOARD_SDI2_PPS SDI2R_RPF0
#define BOARD_SDO2_PPS SDO2_RPD11R
#define BOARD_SDI3_PPS SDI3R_RPB10
#define BOARD_SDO3_PPS SDO3_RPC4R
#define BOARD_SDI4_PPS SDI4R_RPF5
#define BOARD_SDO4_PPS SDO4_RPG0R
/****************************************************************************
* Public Types
****************************************************************************/
#ifndef __ASSEMBLY__
/****************************************************************************
* Inline Functions
****************************************************************************/
#ifdef __cplusplus
#define EXTERN extern "C"
extern "C"
{
#else
#define EXTERN extern
#endif
/****************************************************************************
* Public Function Prototypes
****************************************************************************/
#undef EXTERN
#ifdef __cplusplus
}
#endif
#endif /* __ASSEMBLY__ */
#endif /* __BOARDS_MIPS_PIC32MZ_CHIPKIT_WIFIRE_INCLUDE_BOARD_H */
Reference in New Issue View Git Blame Copy Permalink