109 lines
3.3 KiB
C
109 lines
3.3 KiB
C
/****************************************************************************
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* boards/risc-v/esp32c3-legacy/common/src/esp32c3_board_apa102.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 <stdio.h>
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#include <stdbool.h>
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#include <debug.h>
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#include <errno.h>
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#include <nuttx/arch.h>
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#include <nuttx/board.h>
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#include <nuttx/spi/spi.h>
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#include <nuttx/lcd/lcd.h>
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#include <nuttx/lcd/apa102.h>
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#include "esp32c3_gpio.h"
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#include "esp32c3_spi.h"
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/****************************************************************************
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* Pre-processor Definitions
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****************************************************************************/
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#define LCD_SPI_PORTNO 2 /* On SPI2 */
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#ifndef CONFIG_LCD_CONTRAST
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# define CONFIG_LCD_CONTRAST 60
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#endif
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/****************************************************************************
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* Private Data
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****************************************************************************/
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static struct spi_dev_s *g_spidev;
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static struct lcd_dev_s *g_lcddev;
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/****************************************************************************
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* Public Functions
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****************************************************************************/
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/****************************************************************************
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* Name: board_lcd_initialize
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****************************************************************************/
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int board_lcd_initialize(void)
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{
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g_spidev = esp32c3_spibus_initialize(LCD_SPI_PORTNO);
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if (!g_spidev)
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{
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lcderr("ERROR: Failed to initialize SPI port %d\n", LCD_SPI_PORTNO);
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return -ENODEV;
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}
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return OK;
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}
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/****************************************************************************
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* Name: board_lcd_getdev
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****************************************************************************/
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struct lcd_dev_s *board_lcd_getdev(int lcddev)
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{
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g_lcddev = apa102_initialize(g_spidev, lcddev);
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if (!g_lcddev)
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{
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lcderr("ERROR: Failed to bind SPI port 1 to LCD %d\n", lcddev);
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}
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else
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{
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lcdinfo("SPI port 1 bound to LCD %d\n", lcddev);
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return g_lcddev;
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}
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return NULL;
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}
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/****************************************************************************
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* Name: board_lcd_uninitialize
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****************************************************************************/
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void board_lcd_uninitialize(void)
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{
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/* TO-FIX */
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}
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