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/****************************************************************************
* configs/pcblogic-pic32mx/include/board.h
* include/arch/board/board.h
*
* Copyright (C) 2011 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <spudmonkey@racsa.co.cr>
*
* 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_PCBLOGIC_PIC32MX_INCLUDE_BOARD_H
#define __CONFIGS_PCBLOGIC_PIC32MX_INCLUDE_BOARD_H
/****************************************************************************
* Included Files
****************************************************************************/
#include <nuttx/config.h>
/****************************************************************************
* Pre-Processor Definitions
****************************************************************************/
/* Configuration ************************************************************/
/* Clocking *****************************************************************/
/* Crystal frequencies */
#define BOARD_POSC_XTAL 8000000 /* Primary OSC XTAL frequency (8MHz) */
#define BOARD_SOSC_XTAL 32768 /* Secondary OSC XTAL frequency (32.768KHz) */
/* PLL configuration and resulting CPU clock.
* CPU_CLOCK = ((POSC_XTAL / IDIV) * MULT) / ODIV
*/
#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 16 /*2*/ /* USB PLL divider (revisit) */
#define BOARD_USB_CLOCK 48000000 /* USB clock (8MHz / (2*48MHz/24)) */
/* 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 **********************************************************/
#define LED_STARTED 0
#define LED_HEAPALLOCATE 1
#define LED_IRQSENABLED 2
#define LED_STACKCREATED 3
#define LED_INIRQ 4
#define LED_SIGNAL 5
#define LED_ASSERTION 6
#define LED_PANIC 7
/****************************************************************************
* Public Types
****************************************************************************/
#ifndef __ASSEMBLY__
/****************************************************************************
* Inline Functions
****************************************************************************/
/****************************************************************************
* Public Function Prototypes
****************************************************************************/
#ifdef __cplusplus
#define EXTERN extern "C"
extern "C" {
#else
#define EXTERN extern
#endif
#undef EXTERN
#ifdef __cplusplus
}
#endif
#endif /* __ASSEMBLY__ */
#endif /* __CONFIGS_PCBLOGIC_PIC32MX_INCLUDE_BOARD_H */
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