nuttx/boards/olimex-lpc2378/include/board.h

/****************************************************************************
 * boards/olimex-lpc2378/include/board.h
 *
 *   Copyright (C) 2010 Rommel Marcelo. All rights reserved.
 *   Author: Rommel Marcelo
 *
 * This is part of the NuttX RTOS and based on the LPC2148 port:
 *
 *   Copyright (C) 2010, 2014 Gregory Nutt. All rights reserved.
 *   Author: Gregory Nutt <gnutt@nuttx.org>
 *
 * 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 __BOARDS_OLIMEX_LPC2378_INCLUDE_BOARD_H
#define __BOARDS_OLIMEX_LPC2378_INCLUDE_BOARD_H

/************************************************************************************
 * Pre-processor Definitions
 ************************************************************************************/

/* If  USB is enabled, PLL must be configured for 48MHz to provide USB
 * clocking.
 *
 *   F_pll = (2 * M * F_in) / N
 *   F_out = ((2 * (PLL_M + 1) * FOSC)/(PLL_N + 1))/(CCLK_DIV + 1)
 *
 * With PLL_M=11, PLL_N=0, CCLK_DIV=4:
 *
 *   F_out = ((2 * (11 + 1) * 12000000)/(0 + 1))/(4 + 1)
 *         = 288,000,000 / 5 = 57,600,000 Hz
 */

#define FOSC             (12000000)   /* Oscillator frequency */
#define FCCO             (288000000)  /* CPU CCO clock */
#define CCLK             (57600000)   /* CPU running clock */

#define PLL_M             11
#define PLL_N             0

#define CCLK_DIV          4
#define USBCLK_DIV        6

#define LPC23XX_CCLK      57600000

 /* 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

/****************************************************************************
 * Inline Functions
 ****************************************************************************/

#endif  /* __BOARDS_OLIMEX_LPC2378_INCLUDE_BOARD_H */