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139 lines
4.6 KiB
139 lines
4.6 KiB
/**************************************************************************** |
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* configs/fire-stm32v2/src/up_userleds.c |
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* arch/arm/src/board/up_userleds.c |
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* |
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* Copyright (C) 2012 Gregory Nutt. All rights reserved. |
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* Author: Gregory Nutt <gnutt@nuttx.org> |
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* |
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* Redistribution and use in source and binary forms, with or without |
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* modification, are permitted provided that the following conditions |
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* are met: |
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* |
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* 1. Redistributions of source code must retain the above copyright |
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* notice, this list of conditions and the following disclaimer. |
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* 2. Redistributions in binary form must reproduce the above copyright |
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* notice, this list of conditions and the following disclaimer in |
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* the documentation and/or other materials provided with the |
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* distribution. |
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* 3. Neither the name NuttX nor the names of its contributors may be |
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* used to endorse or promote products derived from this software |
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* without specific prior written permission. |
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* |
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS |
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE |
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* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, |
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, |
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS |
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* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED |
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN |
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
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* POSSIBILITY OF SUCH DAMAGE. |
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* |
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****************************************************************************/ |
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/**************************************************************************** |
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* Included Files |
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****************************************************************************/ |
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#include <nuttx/config.h> |
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#include <stdint.h> |
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#include <stdbool.h> |
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#include <debug.h> |
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#include <arch/board/board.h> |
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#include "chip.h" |
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#include "up_arch.h" |
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#include "up_internal.h" |
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#include "stm32_internal.h" |
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#include "fire-internal.h" |
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#ifndef CONFIG_ARCH_LEDS |
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/**************************************************************************** |
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* Definitions |
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****************************************************************************/ |
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/* Enables debug output from this file (needs CONFIG_DEBUG with |
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* CONFIG_DEBUG_VERBOSE too) |
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*/ |
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#undef LED_DEBUG /* Define to enable debug */ |
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#ifdef LED_DEBUG |
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# define leddbg lldbg |
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# define ledvdbg llvdbg |
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#else |
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# define leddbg(x...) |
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# define ledvdbg(x...) |
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#endif |
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/**************************************************************************** |
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* Private Data |
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****************************************************************************/ |
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/* This array maps an LED number to GPIO pin configuration */ |
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static uint32_t g_ledcfg[BOARD_NLEDS] = |
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{ |
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GPIO_LED1, GPIO_LED2, GPIO_LED3 |
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}; |
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/**************************************************************************** |
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* Private Functions |
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****************************************************************************/ |
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/**************************************************************************** |
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* Public Functions |
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****************************************************************************/ |
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/**************************************************************************** |
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* Name: stm32_ledinit |
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****************************************************************************/ |
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void stm32_ledinit(void) |
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{ |
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/* Configure LED1-4 GPIOs for output */ |
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stm32_configgpio(GPIO_LED1); |
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stm32_configgpio(GPIO_LED2); |
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stm32_configgpio(GPIO_LED3); |
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} |
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/**************************************************************************** |
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* Name: stm32_setled |
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* |
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* Description: |
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* Set one LED to the 'ledon' state. The LEDs are pulled up and, hence, |
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* active low. |
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* |
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****************************************************************************/ |
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void stm32_setled(int led, bool ledon) |
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{ |
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if ((unsigned)led < BOARD_NLEDS) |
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{ |
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stm32_gpiowrite(g_ledcfg[led], !ledon); |
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} |
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} |
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/**************************************************************************** |
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* Name: stm32_setleds |
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* |
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* Description: |
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* Set each LED to the bit encoded state. The LEDs are pulled up and, |
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* hence, active low. |
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* |
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****************************************************************************/ |
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void stm32_setleds(uint8_t ledset) |
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{ |
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stm32_gpiowrite(BOARD_LED1, (ledset & BOARD_LED1_BIT) == 0); |
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stm32_gpiowrite(BOARD_LED2, (ledset & BOARD_LED2_BIT) == 0); |
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stm32_gpiowrite(BOARD_LED3, (ledset & BOARD_LED3_BIT) == 0); |
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} |
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#endif /* !CONFIG_ARCH_LEDS */
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