Add WDT header file

git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@2694 42af7a65-404d-4744-a932-0658087f49c3
This commit is contained in:
patacongo 2010-05-23 20:35:36 +00:00
parent 888485d20c
commit aa6cef58cc
3 changed files with 155 additions and 47 deletions

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@ -80,48 +80,48 @@
/* Register addresses ***************************************************************/
/* GPIO block register addresses ****************************************************/
#define LPC17X_FIO_BASE(n) (LPC17X_GPIO_BASE+LPC17_GPIOINT(n))
#define LPC17X_FIO0_BASE (LPC17X_GPIO_BASE+LPC17_FIO0_OFFSET)
#define LPC17X_FIO1_BASE (LPC17X_GPIO_BASE+LPC17_FIO1_OFFSET)
#define LPC17X_FIO2_BASE (LPC17X_GPIO_BASE+LPC17_FIO2_OFFSET)
#define LPC17X_FIO3_BASE (LPC17X_GPIO_BASE+LPC17_FIO3_OFFSET)
#define LPC17X_FIO4_BASE (LPC17X_GPIO_BASE+LPC17_FIO4_OFFSET)
#define LPC17_FIO_BASE(n) (LPC17_GPIO_BASE+LPC17_GPIOINT(n))
#define LPC17_FIO0_BASE (LPC17_GPIO_BASE+LPC17_FIO0_OFFSET)
#define LPC17_FIO1_BASE (LPC17_GPIO_BASE+LPC17_FIO1_OFFSET)
#define LPC17_FIO2_BASE (LPC17_GPIO_BASE+LPC17_FIO2_OFFSET)
#define LPC17_FIO3_BASE (LPC17_GPIO_BASE+LPC17_FIO3_OFFSET)
#define LPC17_FIO4_BASE (LPC17_GPIO_BASE+LPC17_FIO4_OFFSET)
#define LPC17_FIO_DIR(n) (LPC17X_FIO_BASE(n)+LPC17_FIO_DIR_OFFSET)
#define LPC17_FIO_MASK(n) (LPC17X_FIO_BASE(n)+LPC17_FIO_MASK_OFFSET)
#define LPC17_FIO_PIN(n) (LPC17X_FIO_BASE(n)+LPC17_FIO_PIN_OFFSET)
#define LPC17_FIO_SET(n) (LPC17X_FIO_BASE(n)+LPC17_FIO_SET_OFFSET)
#define LPC17_FIO_CLR(n) (LPC17X_FIO_BASE(n)+LPC17_FIO_CLR_OFFSET)
#define LPC17_FIO_DIR(n) (LPC17_FIO_BASE(n)+LPC17_FIO_DIR_OFFSET)
#define LPC17_FIO_MASK(n) (LPC17_FIO_BASE(n)+LPC17_FIO_MASK_OFFSET)
#define LPC17_FIO_PIN(n) (LPC17_FIO_BASE(n)+LPC17_FIO_PIN_OFFSET)
#define LPC17_FIO_SET(n) (LPC17_FIO_BASE(n)+LPC17_FIO_SET_OFFSET)
#define LPC17_FIO_CLR(n) (LPC17_FIO_BASE(n)+LPC17_FIO_CLR_OFFSET)
#define LPC17_FIO0_DIR (LPC17X_FIO0_BASE+LPC17_FIO_DIR_OFFSET)
#define LPC17_FIO0_MASK (LPC17X_FIO0_BASE+LPC17_FIO_MASK_OFFSET)
#define LPC17_FIO0_PIN (LPC17X_FIO0_BASE+LPC17_FIO_PIN_OFFSET)
#define LPC17_FIO0_SET (LPC17X_FIO0_BASE+LPC17_FIO_SET_OFFSET)
#define LPC17_FIO0_CLR (LPC17X_FIO0_BASE+LPC17_FIO_CLR_OFFSET)
#define LPC17_FIO0_DIR (LPC17_FIO0_BASE+LPC17_FIO_DIR_OFFSET)
#define LPC17_FIO0_MASK (LPC17_FIO0_BASE+LPC17_FIO_MASK_OFFSET)
#define LPC17_FIO0_PIN (LPC17_FIO0_BASE+LPC17_FIO_PIN_OFFSET)
#define LPC17_FIO0_SET (LPC17_FIO0_BASE+LPC17_FIO_SET_OFFSET)
#define LPC17_FIO0_CLR (LPC17_FIO0_BASE+LPC17_FIO_CLR_OFFSET)
#define LPC17_FIO1_DIR (LPC17X_FIO1_BASE+LPC17_FIO_DIR_OFFSET)
#define LPC17_FIO1_MASK (LPC17X_FIO1_BASE+LPC17_FIO_MASK_OFFSET)
#define LPC17_FIO1_PIN (LPC17X_FIO1_BASE+LPC17_FIO_PIN_OFFSET)
#define LPC17_FIO1_SET (LPC17X_FIO1_BASE+LPC17_FIO_SET_OFFSET)
#define LPC17_FIO1_CLR (LPC17X_FIO1_BASE+LPC17_FIO_CLR_OFFSET)
#define LPC17_FIO1_DIR (LPC17_FIO1_BASE+LPC17_FIO_DIR_OFFSET)
#define LPC17_FIO1_MASK (LPC17_FIO1_BASE+LPC17_FIO_MASK_OFFSET)
#define LPC17_FIO1_PIN (LPC17_FIO1_BASE+LPC17_FIO_PIN_OFFSET)
#define LPC17_FIO1_SET (LPC17_FIO1_BASE+LPC17_FIO_SET_OFFSET)
#define LPC17_FIO1_CLR (LPC17_FIO1_BASE+LPC17_FIO_CLR_OFFSET)
#define LPC17_FIO2_DIR (LPC17X_FIO2_BASE+LPC17_FIO_DIR_OFFSET)
#define LPC17_FIO2_MASK (LPC17X_FIO2_BASE+LPC17_FIO_MASK_OFFSET)
#define LPC17_FIO2_PIN (LPC17X_FIO2_BASE+LPC17_FIO_PIN_OFFSET)
#define LPC17_FIO2_SET (LPC17X_FIO2_BASE+LPC17_FIO_SET_OFFSET)
#define LPC17_FIO2_CLR (LPC17X_FIO2_BASE+LPC17_FIO_CLR_OFFSET)
#define LPC17_FIO2_DIR (LPC17_FIO2_BASE+LPC17_FIO_DIR_OFFSET)
#define LPC17_FIO2_MASK (LPC17_FIO2_BASE+LPC17_FIO_MASK_OFFSET)
#define LPC17_FIO2_PIN (LPC17_FIO2_BASE+LPC17_FIO_PIN_OFFSET)
#define LPC17_FIO2_SET (LPC17_FIO2_BASE+LPC17_FIO_SET_OFFSET)
#define LPC17_FIO2_CLR (LPC17_FIO2_BASE+LPC17_FIO_CLR_OFFSET)
#define LPC17_FIO3_DIR (LPC17X_FIO3_BASE+LPC17_FIO_DIR_OFFSET)
#define LPC17_FIO3_MASK (LPC17X_FIO3_BASE+LPC17_FIO_MASK_OFFSET)
#define LPC17_FIO3_PIN (LPC17X_FIO3_BASE+LPC17_FIO_PIN_OFFSET)
#define LPC17_FIO3_SET (LPC17X_FIO3_BASE+LPC17_FIO_SET_OFFSET)
#define LPC17_FIO3_CLR (LPC17X_FIO3_BASE+LPC17_FIO_CLR_OFFSET)
#define LPC17_FIO3_DIR (LPC17_FIO3_BASE+LPC17_FIO_DIR_OFFSET)
#define LPC17_FIO3_MASK (LPC17_FIO3_BASE+LPC17_FIO_MASK_OFFSET)
#define LPC17_FIO3_PIN (LPC17_FIO3_BASE+LPC17_FIO_PIN_OFFSET)
#define LPC17_FIO3_SET (LPC17_FIO3_BASE+LPC17_FIO_SET_OFFSET)
#define LPC17_FIO3_CLR (LPC17_FIO3_BASE+LPC17_FIO_CLR_OFFSET)
#define LPC17_FIO4_DIR (LPC17X_FIO4_BASE+LPC17_FIO_DIR_OFFSET)
#define LPC17_FIO4_MASK (LPC17X_FIO4_BASE+LPC17_FIO_MASK_OFFSET)
#define LPC17_FIO4_PIN (LPC17X_FIO4_BASE+LPC17_FIO_PIN_OFFSET)
#define LPC17_FIO4_SET (LPC17X_FIO4_BASE+LPC17_FIO_SET_OFFSET)
#define LPC17_FIO4_CLR (LPC17X_FIO4_BASE+LPC17_FIO_CLR_OFFSET)
#define LPC17_FIO4_DIR (LPC17_FIO4_BASE+LPC17_FIO_DIR_OFFSET)
#define LPC17_FIO4_MASK (LPC17_FIO4_BASE+LPC17_FIO_MASK_OFFSET)
#define LPC17_FIO4_PIN (LPC17_FIO4_BASE+LPC17_FIO_PIN_OFFSET)
#define LPC17_FIO4_SET (LPC17_FIO4_BASE+LPC17_FIO_SET_OFFSET)
#define LPC17_FIO4_CLR (LPC17_FIO4_BASE+LPC17_FIO_CLR_OFFSET)
/* GPIO interrupt block register addresses ******************************************/

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@ -50,17 +50,17 @@
/* Memory Map ***********************************************************************/
#define LPC17X_FLASH_BASE 0x00000000 /* -0x1fffffff: On-chip non-volatilenmemory */
#define LPC17X_SRAM_BASE 0x10000000 /* -0x10007fff: On-chip SRAM (devices <=32Kb) */
#define LPC17X_ROM_BASE 0x1fff0000 /* -0x1fffffff: 8Kb Boot ROM with flash services */
#define LPC17X_AHBSRAM_BASE 0x20000000 /* -0x3fffffff: On-chip AHB SRAM (devices >32Kb) */
# define LPC17X_SRAM_BANK0 0x20070000 /* -0x2007ffff: On-chip AHB SRAM Bank0 (devices >=32Kb) */
# define LPC17X_SRAM_BANK1 0x20080000 /* -0x2008ffff: On-chip AHB SRAM Bank0 (devices 64Kb) */
#define LPC17X_GPIO_BASE 0x2009c000 /* -0x2009ffff: GPIO */
#define LPC17X_APB_BASE 0x40000000 /* -0x5fffffff: APB Peripherals */
# define LPC17X_APB0_BASE 0x40000000 /* -0x4007ffff: APB0 Peripherals */
# define LPC17X_APB1_BASE 0x40080000 /* -0x400fffff: APB1 Peripherals */
# define LPC17X_AHB_BASE 0x50000000 /* -0x501fffff: DMA Controller, Ethernet, and USB */
#define LPC17_FLASH_BASE 0x00000000 /* -0x1fffffff: On-chip non-volatilenmemory */
#define LPC17_SRAM_BASE 0x10000000 /* -0x10007fff: On-chip SRAM (devices <=32Kb) */
#define LPC17_ROM_BASE 0x1fff0000 /* -0x1fffffff: 8Kb Boot ROM with flash services */
#define LPC17_AHBSRAM_BASE 0x20000000 /* -0x3fffffff: On-chip AHB SRAM (devices >32Kb) */
# define LPC17_SRAM_BANK0 0x20070000 /* -0x2007ffff: On-chip AHB SRAM Bank0 (devices >=32Kb) */
# define LPC17_SRAM_BANK1 0x20080000 /* -0x2008ffff: On-chip AHB SRAM Bank0 (devices 64Kb) */
#define LPC17_GPIO_BASE 0x2009c000 /* -0x2009ffff: GPIO */
#define LPC17_APB_BASE 0x40000000 /* -0x5fffffff: APB Peripherals */
# define LPC17_APB0_BASE 0x40000000 /* -0x4007ffff: APB0 Peripherals */
# define LPC17_APB1_BASE 0x40080000 /* -0x400fffff: APB1 Peripherals */
# define LPC17_AHB_BASE 0x50000000 /* -0x501fffff: DMA Controller, Ethernet, and USB */
#define LPC17_CORTEXM3_BASE 0xe0000000 /* -0xe00fffff: (see cortexm3/nvic.h) */
#define LPC17_SCS_BASE 0xe000e000
#define LPC17_DEBUGMCU_BASE 0xe0042000

108
arch/arm/src/lpc17xx/lpc17_wdt.h Executable file
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@ -0,0 +1,108 @@
/************************************************************************************
* arch/arm/src/lpc17xx/lpc17_wdt.h
*
* Copyright (C) 2010 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 __ARCH_ARM_SRC_LPC17XX_LPC17_WDT_H
#define __ARCH_ARM_SRC_LPC17XX_LPC17_WDT_H
/************************************************************************************
* Included Files
************************************************************************************/
#include <nuttx/config.h>
#include "chip.h"
#include "lp17_memorymap.h"
/************************************************************************************
* Pre-processor Definitions
************************************************************************************/
/* Register offsets *****************************************************************/
#define LPC17_WDT_WDMOD_OFFSET 0x0000 /* Watchdog mode register */
#define LPC17_WDT_WDTC_OFFSET 0x0004 /* Watchdog timer constant register */
#define LPC17_WDT_WDFEED_OFFSET 0x0008 /* Watchdog feed sequence register */
#define LPC17_WDT_WDTV_OFFSET 0x000c /* Watchdog timer value register */
#define LPC17_WDT_WDCLKSEL_OFFSET 0x0010 /* Watchdog clock source selection register */
/* Register addresses ***************************************************************/
#define LPC17_WDT_WDMOD (LPC17_WDT_BASE+LPC17_WDT_WDMOD_OFFSET)
#define LPC17_WDT_WDTC (LPC17_WDT_BASE+LPC17_WDT_WDTC_OFFSET)
#define LPC17_WDT_WDFEED (LPC17_WDT_BASE+LPC17_WDT_WDFEED_OFFSET)
#define LPC17_WDT_WDTV (LPC17_WDT_BASE+LPC17_WDT_WDTV_OFFSET)
#define LPC17_WDT_WDCLKSEL (LPC17_WDT_BASE+LPC17_WDT_WDCLKSEL_OFFSET)
/* Register bit definitions *********************************************************/
/* Watchdog mode register */
#define WDT_WDMOD_WDEN (1 << 0) /* Bit 0: Watchdog enable */
#define WDT_WDMOD_WDRESET (1 << 1) /* Bit 1: Watchdog reset enable */
#define WDT_WDMOD_WDTOF (1 << 2) /* Bit 2: Watchdog time-out */
#define WDT_WDMOD_WDINT (1 << 3) /* Bit 3: Watchdog interrupt */
/* Bits 14-31: Reserved */
/* Watchdog timer constant register (Bits 0-31: Watchdog time-out interval) */
/* Watchdog feed sequence register */
#define WDT_WDFEED_MASK (0xff) /* Bits 0-7: Feed value should be 0xaa followed by 0x55 */
/* Bits 14-31: Reserved */
/* Watchdog timer value register (Bits 0-31: Counter timer value) */
/* Watchdog clock source selection register */
#define WDT_WDCLKSEL_WDSEL_SHIFT (0) /* Bits 0-1: Clock source for the Watchdog timer */
#define WDT_WDCLKSEL_WDSEL_MASK (3 << WDT_WDCLKSEL_WDSEL_SHIFT)
# define WDT_WDCLKSEL_WDSEL_INTRC (0 << WDT_WDCLKSEL_WDSEL_SHIFT) /* Internal RC osc */
# define WDT_WDCLKSEL_WDSEL_APB (1 << WDT_WDCLKSEL_WDSEL_SHIFT) /* APB peripheral clock (watchdog pclk) */
# define WDT_WDCLKSEL_WDSEL_RTC (2 << WDT_WDCLKSEL_WDSEL_SHIFT) /* RTC oscillator (rtc_clk) */
/* Bits 2-30: Reserved */
#define WDT_WDCLKSEL_WDLOCK (1 << 31) /* Bit 31: Lock WDT register bits if set */
/************************************************************************************
* Public Types
************************************************************************************/
/************************************************************************************
* Public Data
************************************************************************************/
/************************************************************************************
* Public Functions
************************************************************************************/
#endif /* __ARCH_ARM_SRC_LPC17XX_LPC17_WDT_H */