155 lines
4.3 KiB
C
155 lines
4.3 KiB
C
|
/****************************************************************************
|
||
|
|
* configs/lpcxpresso-lpc1168/src/up_leds.c
|
||
|
|
*
|
||
|
|
* Copyright (C) 2011, 2013, 2015 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.
|
||
|
|
*
|
||
|
|
****************************************************************************/
|
||
|
|
|
||
|
|
/****************************************************************************
|
||
|
|
* Included Files
|
||
|
|
****************************************************************************/
|
||
|
|
|
||
|
|
#include <nuttx/config.h>
|
||
|
|
|
||
|
|
#include <stdbool.h>
|
||
|
|
#include <debug.h>
|
||
|
|
|
||
|
|
#include <nuttx/board.h>
|
||
|
|
|
||
|
|
#include "up_arch.h"
|
||
|
|
#include "up_internal.h"
|
||
|
|
|
||
|
|
#include "lpc11_gpio.h"
|
||
|
|
#include "lpcxpresso_internal.h"
|
||
|
|
|
||
|
|
#ifdef CONFIG_ARCH_LEDS
|
||
|
|
|
||
|
|
/****************************************************************************
|
||
|
|
* Definitions
|
||
|
|
****************************************************************************/
|
||
|
|
|
||
|
|
/* CONFIG_DEBUG_LEDS enables debug output from this file (needs CONFIG_DEBUG
|
||
|
|
* with CONFIG_DEBUG_VERBOSE too)
|
||
|
|
*/
|
||
|
|
|
||
|
|
#ifdef CONFIG_DEBUG_LEDS
|
||
|
|
# define leddbg lldbg
|
||
|
|
# ifdef CONFIG_DEBUG_VERBOSE
|
||
|
|
# define ledvdbg lldbg
|
||
|
|
# else
|
||
|
|
# define ledvdbg(x...)
|
||
|
|
# endif
|
||
|
|
#else
|
||
|
|
# define leddbg(x...)
|
||
|
|
# define ledvdbg(x...)
|
||
|
|
#endif
|
||
|
|
|
||
|
|
/****************************************************************************
|
||
|
|
* Private Data
|
||
|
|
****************************************************************************/
|
||
|
|
|
||
|
|
static bool g_ncstate;
|
||
|
|
|
||
|
|
/****************************************************************************
|
||
|
|
* Private Functions
|
||
|
|
****************************************************************************/
|
||
|
|
|
||
|
|
/****************************************************************************
|
||
|
|
* Public Functions
|
||
|
|
****************************************************************************/
|
||
|
|
|
||
|
|
/****************************************************************************
|
||
|
|
* Name: board_led_initialize
|
||
|
|
****************************************************************************/
|
||
|
|
|
||
|
|
void board_led_initialize(void)
|
||
|
|
{
|
||
|
|
/* Configure all LED GPIO lines */
|
||
|
|
|
||
|
|
lpc11_configgpio(LPCXPRESSO_LED);
|
||
|
|
g_ncstate = true;
|
||
|
|
}
|
||
|
|
|
||
|
|
/****************************************************************************
|
||
|
|
* Name: board_led_on
|
||
|
|
****************************************************************************/
|
||
|
|
|
||
|
|
void board_led_on(int led)
|
||
|
|
{
|
||
|
|
bool off;
|
||
|
|
|
||
|
|
switch (led)
|
||
|
|
{
|
||
|
|
case 0:
|
||
|
|
case 2:
|
||
|
|
off = true;
|
||
|
|
break;
|
||
|
|
|
||
|
|
case 1:
|
||
|
|
off = false;
|
||
|
|
g_ncstate = false;
|
||
|
|
break;
|
||
|
|
|
||
|
|
default:
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
|
||
|
|
lpc11_gpiowrite(LPCXPRESSO_LED, off);
|
||
|
|
}
|
||
|
|
|
||
|
|
/****************************************************************************
|
||
|
|
* Name: board_led_off
|
||
|
|
****************************************************************************/
|
||
|
|
|
||
|
|
void board_led_off(int led)
|
||
|
|
{
|
||
|
|
bool off;
|
||
|
|
|
||
|
|
switch (led)
|
||
|
|
{
|
||
|
|
case 0:
|
||
|
|
case 1:
|
||
|
|
off = false;
|
||
|
|
break;
|
||
|
|
|
||
|
|
case 2:
|
||
|
|
off = g_ncstate;
|
||
|
|
break;
|
||
|
|
|
||
|
|
default:
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
|
||
|
|
lpc11_gpiowrite(LPCXPRESSO_LED, off);
|
||
|
|
}
|
||
|
|
|
||
|
|
#endif /* CONFIG_ARCH_LEDS */
|