147 lines
5.0 KiB
C
147 lines
5.0 KiB
C
/****************************************************************************
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* configs/pic32mz-starterkit/src/pic32mz_userleds.c
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*
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* Copyright (C) 2015 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 "pic32mz-gpio.h"
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#include "pic32mz-starterkit.h"
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#ifndef CONFIG_ARCH_LEDS
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/****************************************************************************
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* Pre-processor Definitions
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****************************************************************************/
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/* LED Configuration ********************************************************/
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/* The PIC32MZ Ethernet Starter kit has 3 user LEDs labelled LED1-3 on the
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* board:
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*
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* PIN LED Notes
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* --- ----- -------------------------
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* RH0 LED1 High illuminates (RED)
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* RH1 LED3 High illuminates (YELLOW)
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* RH2 LED2 High illuminates (GREEN)
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*
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* If CONFIG_ARCH_LEDS is not defined, then the user is free to control the
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* LEDs through the functions provided in this file
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*/
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/* Debug ********************************************************************/
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#if defined(CONFIG_DEBUG) && defined(CONFIG_DEBUG_LEDS)
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# define leddbg lldbg
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# ifdef CONFIG_DEBUG_VERBOSE
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# define ledvdbg lldbg
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# else
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# define ledvdbg(x...)
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# endif
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#else
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# undef CONFIG_DEBUG_LEDS
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# undef CONFIG_DEBUG_VERBOSE
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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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/* The following array simply maps the PIC32MZ_STARTERKIT_LEDn index values
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* to the correct LED pin configuration.
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*/
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static const uint16_t g_ledpincfg[PIC32MZ_STARTERKIT_NLEDS] =
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{
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GPIO_LED_1, GPIO_LED_2, GPIO_LED_3
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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: board_userled_initialize
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****************************************************************************/
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void board_userled_initialize(void)
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{
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/* Configure output pins */
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pic32mz_configgpio(GPIO_LED_1);
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pic32mz_configgpio(GPIO_LED_2);
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pic32mz_configgpio(GPIO_LED_3);
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}
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/****************************************************************************
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* Name: board_userled
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****************************************************************************/
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void board_userled(int led, bool ledon)
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{
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if ((unsigned)led < PIC32MZ_STARTERKIT_NLEDS)
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{
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pic32mz_gpiowrite(g_ledpincfg[led], ledon);
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}
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}
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/****************************************************************************
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* Name: board_userled_all
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****************************************************************************/
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void board_userled_all(uint8_t ledset)
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{
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board_userled(PIC32MZ_STARTERKIT_LED1,
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(ledset & PIC32MZ_STARTERKIT_LED1_BIT) != 0);
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board_userled(PIC32MZ_STARTERKIT_LED2,
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(ledset & PIC32MZ_STARTERKIT_LED2_BIT) != 0);
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board_userled(PIC32MZ_STARTERKIT_LED3,
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(ledset & PIC32MZ_STARTERKIT_LED3_BIT) != 0);
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}
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#endif /* !CONFIG_ARCH_LEDS */
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