diff options
author | patacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3> | 2011-07-03 16:31:10 +0000 |
---|---|---|
committer | patacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3> | 2011-07-03 16:31:10 +0000 |
commit | 476b5911151770db0f8087f26dad194985e27d3d (patch) | |
tree | 3a1cfc60fc4a7ff99e14ba5ad18bb6232e6d2dc2 /nuttx/configs/sure-pic32mx/include | |
parent | c25624bb52317ce91a488a4e86cfa9984dcb406d (diff) |
Add board configuration for Sure Electronics PIC32MX board
git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@3741 42af7a65-404d-4744-a932-0658087f49c3
Diffstat (limited to 'nuttx/configs/sure-pic32mx/include')
-rw-r--r-- | nuttx/configs/sure-pic32mx/include/board.h | 133 |
1 files changed, 133 insertions, 0 deletions
diff --git a/nuttx/configs/sure-pic32mx/include/board.h b/nuttx/configs/sure-pic32mx/include/board.h new file mode 100644 index 0000000000..cc33a6df02 --- /dev/null +++ b/nuttx/configs/sure-pic32mx/include/board.h @@ -0,0 +1,133 @@ +/**************************************************************************** + * configs/sure-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_SURE_PIC32MX_INCLUDE_BOARD_H +#define __CONFIGS_SURE_PIC32MX_INCLUDE_BOARD_H + +/**************************************************************************** + * Included Files + ****************************************************************************/ + +#include <nuttx/config.h> + +/**************************************************************************** + * Pre-Processor Definitions + ****************************************************************************/ +/* Configuration ************************************************************/ + +/* Clocking *****************************************************************/ +/* Crystal frequencies */ + +#define BOARD_POSC_FREQ 20000000 /* Primary OSC XTAL frequency (20MHz) */ +#define BOARD_SOSC_FREQ 32768 /* Secondary OSC XTAL frequency (32.768KHz) */ + +/* PLL configuration and resulting CPU clock. + * CPU_CLOCK = ((POSC_FREQ / IDIV) * MULT) / ODIV + */ + +#define BOARD_PLL_IDIV 5 /* PLL input divider */ +#define BOARD_PLL_MULT 15 /* PLL multiplier */ +#define BOARD_PLL_ODIV 1 /* PLL output divider */ + +#define BOARD_CPU_CLOCK 60000000 /* CPU clock (60MHz = (20MHz / 5) * 15 / 1) */ + +/* USB PLL configuration. + * USB_CLOCK = ((POSC_XTAL / IDIV) * 24) / 2 + */ + +#define BOARD_UPLL_IDIV 5 /* USB PLL divider */ +#define BOARD_USB_CLOCK 48000000 /* USB clock ((20MHz / 5) * 24) */ + +/* Peripheral clock is *not* divided down from CPU clock. + * PBCLOCK = CPU_CLOCK / PBDIV + */ + +#define BOARD_PBDIV 1 /* Peripheral clock divisor (PBDIV) */ +#define BOARD_PBCLOCK 60000000 /* Peripheral clock (PBCLK = 60MHz/1) */ + +/* Watchdog pre-scaler (re-visit) */ + +#define BOARD_WD_ENABLE 0 /* Watchdog is disabled */ +#define BOARD_WD_PRESCALER 8 /* Watchdog pre-scaler */ + +/* LED definitions **********************************************************/ +/* The Sure PIC32MX board has five LEDs. One (D4, lablel "Power") is not + * controllable by software. Four are controllable by software: + * + * D7 "USB" Yellow RD7 Low illuminates + * D8 "SD" Yellow RD6 Low illuminates + * D9 "Flash" Yellow RF0 Low illuminates + * D10 "Error" Red RF1 Low illuminates + */ + /* ON OFF */ + /* USB SD FLASH ERROR USB SD FLASH ERROR */ +#define LED_STARTED 0 /* OFF OFF OFF OFF --- --- --- --- */ +#define LED_HEAPALLOCATE 1 /* ON OFF N/C N/C --- --- --- --- */ +#define LED_IRQSENABLED 2 /* OFF ON N/C N/C --- --- --- --- */ +#define LED_STACKCREATED 3 /* ON ON N/C N/C --- --- --- --- */ +#define LED_INIRQ 4 /* N/C N/C ON N/C N/C N/C OFF N/C */ +#define LED_SIGNAL 4 /* N/C N/C ON N/C N/C N/C OFF N/C */ +#define LED_ASSERTION 4 /* N/C N/C ON N/C N/C N/C OFF N/C */ +#define LED_PANIC 5 /* N/C N/C N/C ON N/C N/C N/C OFF */ + +/**************************************************************************** + * 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_SURE_PIC32MX_INCLUDE_BOARD_H */ |