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/****************************************************************************
* configs/olimex-lpc2378/src/up_leds.c
*
* 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 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.
*
****************************************************************************/
/****************************************************************************
* Included Files
****************************************************************************/
#include <nuttx/config.h>
#include <sys/types.h>
#include "chip.h"
#include "up_arch.h"
#include "up_internal.h"
//~ #define LPC23XX_FIO_BASE 0x3fffc000 /* Fast I/O 0 base address */
/****************************************************************************
* Definitions
****************************************************************************/
/* P3.0 : P0.7 PINSEL6 LEDS 1-8 */
#define LEDBIT(led) (0x01 << (led))
#define ALL_LEDS (0xFF)
#define STATLED (0x08)
//~ #ifdef CONFIG_LPC23XX_FIO
# define putled8(v,o) putreg8((v), (LPC23XX_FIO_BASE+(o)))
# define putled32(v,r) putreg32((v),(LPC23XX_FIO_BASE+(r)))
# define CLRLEDS putled(ALL_LEDS,FIO3CLR0_OFFSET)
# define LED_SET_OFFSET FIO3SET0_OFFSET
# define LED_CLR_OFFSET FIO3CLR0_OFFSET
# define LED_DIR_OFFSET FIO3DIR0_OFFSET
# define LED_MASK_OFFSET FIO3MASK0_OFFSET
//~ #else
//~ # define putled(v,r) putreg32((v),(LPC23XX_GPIO1_BASE+(r)))
//~ # define CLRLEDS putled(STATLED,LPC23XX_GPIO1_SET_OFFSET)
//~
//~ # define LED_SET_OFFSET LPC23XX_GPIO_SET_OFFSET
//~ # define LED_CLR_OFFSET LPC23XX_GPIO_CLR_OFFSET
//~ # define LED_DIR_OFFSET LPC23XX_GPIO_DIR_OFFSET
//~ #endif
/****************************************************************************
* Private Data
****************************************************************************/
/****************************************************************************
* Private Functions
****************************************************************************/
/****************************************************************************
* Public Funtions
****************************************************************************/
/****************************************************************************
* Name: up_ledinit
****************************************************************************/
#ifdef CONFIG_ARCH_LEDS
void up_ledinit(void)
{
/* Initilize GIOs P1.16-P1.23 */
putled8(ALL_LEDS, LED_DIR_OFFSET);
putled8(ALL_LEDS, LED_CLR_OFFSET);
putled8(LEDBIT(0), LED_SET_OFFSET);
}
/****************************************************************************
* Name: up_ledon
****************************************************************************/
void up_ledon(int led)
{
putled8(~(LEDBIT(led)), LED_MASK_OFFSET);
putled8(LEDBIT(led), LED_SET_OFFSET);
}
/****************************************************************************
* Name: up_ledoff
****************************************************************************/
void up_ledoff(int led)
{
putled8(LEDBIT(led), LED_CLR_OFFSET);
}
/****************************************************************************
* olimex board STATUS LED
****************************************************************************/
void up_statledoff(void)
{
putled8(~STATLED, FIO1MASK2_OFFSET);
putled8(STATLED, FIO1CLR2_OFFSET);
}
void up_statledon(void)
{
putled8(~STATLED, FIO1MASK2_OFFSET);
putled8(STATLED, FIO1SET2_OFFSET);
}
#endif /* CONFIG_ARCH_LEDS */
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