diff options
Diffstat (limited to 'nuttx/configs/stm3220g-eval/src/up_userleds.c')
| -rw-r--r-- | nuttx/configs/stm3220g-eval/src/up_userleds.c | 131 |
1 files changed, 131 insertions, 0 deletions
diff --git a/nuttx/configs/stm3220g-eval/src/up_userleds.c b/nuttx/configs/stm3220g-eval/src/up_userleds.c new file mode 100644 index 0000000000..f5690af3ea --- /dev/null +++ b/nuttx/configs/stm3220g-eval/src/up_userleds.c @@ -0,0 +1,131 @@ +/**************************************************************************** + * configs/stm3220g_eval/src/up_leds.c + * arch/arm/src/board/up_leds.c + * + * Copyright (C) 2011 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_internal.h" +#include "stm3220g-internal.h" + +#ifndef CONFIG_ARCH_LEDS + +/**************************************************************************** + * Definitions + ****************************************************************************/ + +/* Enables debug output from this file (needs CONFIG_DEBUG with + * CONFIG_DEBUG_VERBOSE too) + */ + +#undef LED_DEBUG /* Define to enable debug */ + +#ifdef LED_DEBUG +# 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, GPIO_LED4 +}; + +/**************************************************************************** + * 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); + stm32_configgpio(GPIO_LED4); +} + +/**************************************************************************** + * Name: stm32_setled + ****************************************************************************/ + +void stm32_setled(int led, bool ledon) +{ + if ((unsigned)led < BOARD_NLEDS) + { + stm32_gpiowrite(g_ledcfg[led], ledon); + } +} + +/**************************************************************************** + * Name: stm32_setleds + ****************************************************************************/ + +void stm32_setleds(uint8_t ledset) +{ + stm32_gpiowrite(BOARD_LED1, (ledset & BOARD_LED1_BIT) == 0); + stm32_gpiowrite(BOARD_LED2, (ledset & BOARD_LED2_BIT) == 0); + stm32_gpiowrite(BOARD_LED3, (ledset & BOARD_LED3_BIT) == 0); + stm32_gpiowrite(BOARD_LED4, (ledset & BOARD_LED4_BIT) == 0); +} + +#endif /* !CONFIG_ARCH_LEDS */ |