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
2026-06-05 15:58:59 +08:00 · 2011-07-03 16:31:10 +00:00
parent f206cfd442
commit 0b9685c957
24 changed files with 3494 additions and 228 deletions
@@ -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 */