121 lines
3.6 KiB
C
121 lines
3.6 KiB
C
/****************************************************************************
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* boards/risc-v/esp32c3-legacy/esp32c3-devkit-rust-1/src/esp32c3_autoleds.c
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership. The
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* ASF licenses this file to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance with the
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* License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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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 <debug.h>
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#include <arch/board/board.h>
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#include "esp32c3_gpio.h"
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#include "hardware/esp32c3_gpio_sigmap.h"
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/****************************************************************************
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* Pre-processor Definitions
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****************************************************************************/
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/* IO7 is connected to LED D2 */
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#define GPIO_LED 7
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/****************************************************************************
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* Private Functions
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****************************************************************************/
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static inline void set_led(bool v)
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{
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ledinfo("Turn LED %s\n", v ? "on":"off");
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esp32c3_gpiowrite(GPIO_LED, v);
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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_autoled_initialize
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****************************************************************************/
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void board_autoled_initialize(void)
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{
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/* Configure the LED's pin to be used as output */
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esp32c3_gpio_matrix_out(GPIO_LED, SIG_GPIO_OUT_IDX, 0, 0);
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esp32c3_configgpio(GPIO_LED, OUTPUT_FUNCTION_1 | INPUT_FUNCTION_1);
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}
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/****************************************************************************
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* Name: board_autoled_on
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****************************************************************************/
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void board_autoled_on(int led)
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{
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ledinfo("board_autoled_on(%d)\n", led);
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switch (led)
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{
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case LED_STARTED:
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case LED_HEAPALLOCATE:
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/* As the board provides only one soft controllable LED, we simply
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* turn it on when the board boots.
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*/
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set_led(true);
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break;
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case LED_PANIC:
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/* For panic state, the LED is blinking */
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set_led(true);
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break;
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default:
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ledinfo("Not handled LED state: %d\n", led);
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break;
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}
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}
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/****************************************************************************
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* Name: board_autoled_off
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****************************************************************************/
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void board_autoled_off(int led)
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{
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switch (led)
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{
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case LED_PANIC:
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/* For panic state, the LED is blinking */
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set_led(false);
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break;
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default:
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ledinfo("Not handled LED state: %d\n", led);
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break;
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}
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}
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