nuttx/boards/mips/pic32mx/ubw32/include/board.h
Alin Jerpelea e8c8286f78 boards: mips: Author Gregory Nutt: update licenses to Apache
Gregory Nutt has submitted the SGA and we can migrate the licenses
 to Apache.

Signed-off-by: Alin Jerpelea <alin.jerpelea@sony.com>
2021-03-17 08:40:08 -07:00

176 lines
6.3 KiB
C

/****************************************************************************
* boards/mips/pic32mx/ubw32/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_PIC32MX_UBW32_INCLUDE_BOARD_H
#define __BOARDS_MIPS_PIC32MX_UBW32_INCLUDE_BOARD_H
/****************************************************************************
* Included Files
****************************************************************************/
#include <nuttx/config.h>
/****************************************************************************
* Pre-processor Definitions
****************************************************************************/
/* Configuration ************************************************************/
/* Clocking *****************************************************************/
/* Crystal frequencies */
#define BOARD_POSC_FREQ 8000000 /* Primary OSC XTAL frequency (8MHz) */
#define BOARD_SOSC_FREQ 32768 /* Secondary OSC XTAL frequency (32.768KHz)
* (Not present on my board) */
/* Oscillator modes */
#define BOARD_FNOSC_POSCPLL 1 /* Use primary oscillator w/PLL */
#define BOARD_POSC_HSMODE 1 /* High-speed crystal (HS) mode */
/* PLL configuration and resulting CPU clock.
* CPU_CLOCK = ((POSC_FREQ / IDIV) * MULT) / ODIV
*/
#define BOARD_PLL_INPUT BOARD_POSC_FREQ
#define BOARD_PLL_IDIV 2 /* PLL input divider */
#define BOARD_PLL_MULT 20 /* PLL multiplier */
#define BOARD_PLL_ODIV 1 /* PLL output divider */
#define BOARD_CPU_CLOCK 80000000 /* CPU clock (80MHz = 8MHz * 20 / 2) */
/* USB PLL configuration.
* USB_CLOCK = ((POSC_XTAL / IDIV) * 24) / 2
*/
#define BOARD_UPLL_IDIV 2 /* USB PLL divider (revisit) */
#define BOARD_USB_CLOCK 48000000 /* USB clock (8MHz / 2) * 24 / 2) */
/* Peripheral clock is divided down from CPU clock.
* PBCLOCK = CPU_CLOCK / PBDIV
*/
#define BOARD_PBDIV 2 /* Peripheral clock divisor (PBDIV) */
#define BOARD_PBCLOCK 40000000 /* Peripheral clock (PBCLK = 80MHz/2) */
/* Watchdog pre-scaler (re-visit) */
#define BOARD_WD_ENABLE 0 /* Watchdog is disabled */
#define BOARD_WD_PRESCALER 8 /* Watchdog pre-scaler */
/* LED definitions **********************************************************/
/* ----- ----- -------------------------------------------------------------
* LABEL COLOR CONTROL
* ----- ----- -------------------------------------------------------------
* USB Green RF3. This could be used by software if USB is not used.
* Otherwise, RF3 is used as the USBID signal.
* LED1 While RE2, Pulled up. Low value illuminates
* LED2 Red RE1, Pulled up. Low value illuminates
* LED3 Yellow RE0, Pulled up. Low value illuminates
* PWR Blue Illuminated when 5V is present, not controlled by software
*/
/* LED index values for use with board_userled() */
#define PIC32MX_UBW32_LED1 0
#define PIC32MX_UBW32_LED2 1
#define PIC32MX_UBW32_LED3 2
#define PIC32MX_UBW32_NLEDS 3
/* LED bits for use with board_userled_all() */
#define PIC32MX_UBW32_LED1_BIT (1 << PIC32MX_UBW32_LED1)
#define PIC32MX_UBW32_LED2_BIT (1 << PIC32MX_UBW32_LED2)
#define PIC32MX_UBW32_LED3_BIT (1 << PIC32MX_UBW32_LED3)
/* If CONFIG_ARCH_LEDS is defined,
* then NuttX will control these LEDs as follows:
*
* ON OFF
* ------------------------- ---- ---- ---- ---- ---- ----
* LED1 LED2 LED3 LED1 LED2 LED3
* ------------------------- ---- ---- ---- ---- ---- ----
* LED_STARTED 0 OFF OFF OFF --- --- ---
* LED_HEAPALLOCATE 1 ON OFF N/C --- --- ---
* LED_IRQSENABLED 2 OFF ON N/C --- --- ---
* LED_STACKCREATED 3 ON ON N/C --- --- ---
* LED_INIRQ 4 N/C N/C ON N/C N/C OFF
* LED_SIGNAL 4 N/C N/C ON N/C N/C OFF
* LED_ASSERTION 4 N/C N/C ON N/C N/C OFF
* LED_PANIC 5 ON N/C N/C OFF N/C N/C
*/
#define LED_STARTED 0
#define LED_HEAPALLOCATE 1
#define LED_IRQSENABLED 2
#define LED_STACKCREATED 3
#define LED_INIRQ 4
#define LED_SIGNAL 4
#define LED_ASSERTION 4
#define LED_PANIC 5
#define LED_NVALUES 6
/* The UBW32 board has three buttons.
*
* PROGRAM RE7 Pulled high, Grounded/low when depressed
* USER RE6 Pulled high, Grounded/low when depressed
* RESET Not software accessible
*/
#define BUTTON_PROGRAM 0
#define BUTTON_USER 1
#define NUM_BUTTONS 2
#define BUTTON_PROGRAM_BIT (1 << BUTTON_PROGRAM)
#define BUTTON_USER_BIT (1 << BUTTON_USER)
/****************************************************************************
* 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_PIC32MX_UBW32_INCLUDE_BOARD_H */