161 lines
5.1 KiB
C
161 lines
5.1 KiB
C
/****************************************************************************
|
|
* boards/arm/lpc43xx/lpc4330-xplorer/src/lpc43_autoleds.c
|
|
*
|
|
* Licensed to the Apache Software Foundation (ASF) under one or more
|
|
* contributor license agreements. See the NOTICE file distributed with
|
|
* this work for additional information regarding copyright ownership. The
|
|
* ASF licenses this file to you under the Apache License, Version 2.0 (the
|
|
* "License"); you may not use this file except in compliance with the
|
|
* License. You may obtain a copy of the License at
|
|
*
|
|
* http://www.apache.org/licenses/LICENSE-2.0
|
|
*
|
|
* Unless required by applicable law or agreed to in writing, software
|
|
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
|
|
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
|
|
* License for the specific language governing permissions and limitations
|
|
* under the License.
|
|
*
|
|
****************************************************************************/
|
|
|
|
/****************************************************************************
|
|
* Included Files
|
|
****************************************************************************/
|
|
|
|
#include <nuttx/config.h>
|
|
|
|
#include <stdint.h>
|
|
#include <stdbool.h>
|
|
#include <debug.h>
|
|
|
|
#include <nuttx/board.h>
|
|
#include <arch/board/board.h>
|
|
|
|
#include "chip.h"
|
|
#include "arm_internal.h"
|
|
#include "lpc4330-xplorer.h"
|
|
|
|
#ifdef CONFIG_ARCH_LEDS
|
|
|
|
/* 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.
|
|
*
|
|
* If CONFIG_ARCH_LEDS is defined, the LEDs will be controlled as follows
|
|
* for NuttX debug functionality (where NC means "No Change").
|
|
*
|
|
* ON OFF
|
|
* LED1 LED2 LED1 LED2
|
|
* LED_STARTED 0 OFF OFF - -
|
|
* LED_HEAPALLOCATE 1 ON OFF - -
|
|
* LED_IRQSENABLED 1 ON OFF - -
|
|
* LED_STACKCREATED 1 ON OFF - -
|
|
* LED_INIRQ 2 NC ON NC OFF
|
|
* LED_SIGNAL 2 NC ON NC OFF
|
|
* LED_ASSERTION 2 NC ON NC OFF
|
|
* LED_PANIC 2 NC ON NC OFF
|
|
*
|
|
* If CONFIG_ARCH_LEDS is not defined, then the LEDs are completely under
|
|
* control of the application. The following interfaces are then available
|
|
* for application control of the LEDs:
|
|
*
|
|
* uint32_t board_userled_initialize(void);
|
|
* void board_userled(int led, bool ledon);
|
|
* void board_userled_all(uint32_t ledset);
|
|
*/
|
|
|
|
/****************************************************************************
|
|
* Private Functions
|
|
****************************************************************************/
|
|
|
|
/****************************************************************************
|
|
* Name: led_dumppins
|
|
****************************************************************************/
|
|
|
|
#ifdef LED_VERBOSE
|
|
static void led_dumppins(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_autoled_initialize
|
|
****************************************************************************/
|
|
|
|
void board_autoled_initialize(void)
|
|
{
|
|
/* Configure all LED pins as GPIO outputs */
|
|
|
|
led_dumppins("board_autoled_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_autoled_initialize() Exit");
|
|
}
|
|
|
|
/****************************************************************************
|
|
* Name: board_autoled_on
|
|
****************************************************************************/
|
|
|
|
void board_autoled_on(int led)
|
|
{
|
|
switch (led)
|
|
{
|
|
default:
|
|
case 0:
|
|
lpc43_gpio_write(GPIO_LED1, true); /* LED1 OFF */
|
|
lpc43_gpio_write(GPIO_LED2, true); /* LED2 OFF */
|
|
break;
|
|
|
|
case 1:
|
|
lpc43_gpio_write(GPIO_LED1, false); /* LED1 ON */
|
|
lpc43_gpio_write(GPIO_LED2, true); /* LED2 OFF */
|
|
break;
|
|
|
|
case 2:
|
|
lpc43_gpio_write(GPIO_LED2, false); /* LED2 ON */
|
|
break;
|
|
}
|
|
}
|
|
|
|
/****************************************************************************
|
|
* Name: board_autoled_off
|
|
****************************************************************************/
|
|
|
|
void board_autoled_off(int led)
|
|
{
|
|
switch (led)
|
|
{
|
|
default:
|
|
case 0:
|
|
case 1:
|
|
break;
|
|
|
|
case 2:
|
|
lpc43_gpio_write(GPIO_LED2, true); /* LED2 OFF */
|
|
break;
|
|
}
|
|
}
|
|
|
|
#endif /* CONFIG_ARCH_LEDS */
|