e6298a7a4c
git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@5679 42af7a65-404d-4744-a932-0658087f49c3
138 lines
4.6 KiB
C
138 lines
4.6 KiB
C
/****************************************************************************
|
|
* configs/fire-stm32v2/src/up_userleds.c
|
|
* arch/arm/src/board/up_userleds.c
|
|
*
|
|
* Copyright (C) 2012-2013 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 "stm32.h"
|
|
#include "fire-internal.h"
|
|
|
|
#ifndef 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
|
|
# define ledvdbg llvdbg
|
|
#else
|
|
# define leddbg(x...)
|
|
# define ledvdbg(x...)
|
|
#endif
|
|
|
|
/****************************************************************************
|
|
* Private Data
|
|
****************************************************************************/
|
|
/* This array maps an LED number to GPIO pin configuration */
|
|
|
|
static uint32_t g_ledcfg[BOARD_NLEDS] =
|
|
{
|
|
GPIO_LED1, GPIO_LED2, GPIO_LED3
|
|
};
|
|
|
|
/****************************************************************************
|
|
* Private Functions
|
|
****************************************************************************/
|
|
|
|
/****************************************************************************
|
|
* Public Functions
|
|
****************************************************************************/
|
|
|
|
/****************************************************************************
|
|
* Name: stm32_ledinit
|
|
****************************************************************************/
|
|
|
|
void stm32_ledinit(void)
|
|
{
|
|
/* Configure LED1-4 GPIOs for output */
|
|
|
|
stm32_configgpio(GPIO_LED1);
|
|
stm32_configgpio(GPIO_LED2);
|
|
stm32_configgpio(GPIO_LED3);
|
|
}
|
|
|
|
/****************************************************************************
|
|
* Name: stm32_setled
|
|
*
|
|
* Description:
|
|
* Set one LED to the 'ledon' state. The LEDs are pulled up and, hence,
|
|
* active low.
|
|
*
|
|
****************************************************************************/
|
|
|
|
void stm32_setled(int led, bool ledon)
|
|
{
|
|
if ((unsigned)led < BOARD_NLEDS)
|
|
{
|
|
stm32_gpiowrite(g_ledcfg[led], !ledon);
|
|
}
|
|
}
|
|
|
|
/****************************************************************************
|
|
* Name: stm32_setleds
|
|
*
|
|
* Description:
|
|
* Set each LED to the bit encoded state. The LEDs are pulled up and,
|
|
* hence, active low.
|
|
*
|
|
****************************************************************************/
|
|
|
|
void stm32_setleds(uint8_t ledset)
|
|
{
|
|
stm32_gpiowrite(GPIO_LED1, (ledset & BOARD_LED1_BIT) == 0);
|
|
stm32_gpiowrite(GPIO_LED2, (ledset & BOARD_LED2_BIT) == 0);
|
|
stm32_gpiowrite(GPIO_LED3, (ledset & BOARD_LED3_BIT) == 0);
|
|
}
|
|
|
|
#endif /* !CONFIG_ARCH_LEDS */
|