133 lines
4.7 KiB
C
133 lines
4.7 KiB
C
/****************************************************************************
|
|
* configs/lpc4330-xplorer/src/lpc43_userleds.c
|
|
*
|
|
* Copyright (C) 2012-2013, 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 <stdint.h>
|
|
#include <stdbool.h>
|
|
#include <debug.h>
|
|
|
|
#include <arch/board/board.h>
|
|
|
|
#include "chip.h"
|
|
#include "up_arch.h"
|
|
#include "up_internal.h"
|
|
|
|
#include "lpc4330-xplorer.h"
|
|
|
|
#ifndef CONFIG_ARCH_LEDS
|
|
|
|
/****************************************************************************
|
|
* Pre-processor Definitions
|
|
****************************************************************************/
|
|
/* LED definitions **********************************************************/
|
|
/* The LPC4330-Xplorer has 2 user-controllable LEDs labeled D2 an D3 in the
|
|
* schematic and on but referred to has LED1 and LED2 here, respectively.
|
|
*
|
|
* LED1 D2 GPIO1[12]
|
|
* LED2 D3 GPIO1[11]
|
|
*
|
|
* LEDs are pulled high to a low output illuminates the LED.
|
|
*/
|
|
|
|
/****************************************************************************
|
|
* Private Functions
|
|
****************************************************************************/
|
|
|
|
/****************************************************************************
|
|
* Name: led_dumppins
|
|
****************************************************************************/
|
|
|
|
#ifdef LED_VERBOSE
|
|
static void led_dumppins(FAR const char *msg)
|
|
{
|
|
lpc43_pin_dump(PINCONFIG_LED1, msg);
|
|
lpc43_gpio_dump(GPIO_LED2, msg);
|
|
}
|
|
#else
|
|
# define led_dumppins(m)
|
|
#endif
|
|
|
|
/****************************************************************************
|
|
* Public Functions
|
|
****************************************************************************/
|
|
|
|
/****************************************************************************
|
|
* Name: board_userled_initialize
|
|
****************************************************************************/
|
|
|
|
void board_userled_initialize(void)
|
|
{
|
|
/* Configure all LED GPIO lines */
|
|
|
|
led_dumppins("board_userled_initialize() Entry)");
|
|
|
|
/* Configure LED pins as GPIOs, then configure GPIOs as outputs */
|
|
|
|
lpc43_pin_config(PINCONFIG_LED1);
|
|
lpc43_gpio_config(GPIO_LED1);
|
|
|
|
lpc43_pin_config(PINCONFIG_LED2);
|
|
lpc43_gpio_config(GPIO_LED2);
|
|
|
|
led_dumppins("board_userled_initialize() Exit");
|
|
}
|
|
|
|
/****************************************************************************
|
|
* Name: board_userled
|
|
****************************************************************************/
|
|
|
|
void board_userled(int led, bool ledon)
|
|
{
|
|
uint16_t gpiocfg = (led == BOARD_LED1 ? GPIO_LED1 : GPIO_LED2);
|
|
lpc43_gpio_write(gpiocfg, !ledon);
|
|
}
|
|
|
|
/****************************************************************************
|
|
* Name: board_userled_all
|
|
****************************************************************************/
|
|
|
|
void board_userled_all(uint8_t ledset)
|
|
{
|
|
lpc43_gpio_write(GPIO_LED1, (ledset & BOARD_LED1_BIT) == 0);
|
|
lpc43_gpio_write(GPIO_LED2, (ledset & BOARD_LED2_BIT) == 0);
|
|
}
|
|
|
|
#endif /* !CONFIG_ARCH_LEDS */
|