feat(esp32s3-eye): SPI and LCD
LCD is connected to SPI2 and uses DC signalling.
This commit is contained in:
parent
20b5d2b84c
commit
effab1bd61
@ -48,4 +48,15 @@ config ESP32S3_SPIFLASH_LITTLEFS
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endchoice
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endchoice
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config ESP32S3_EYE_LCD
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bool "Enable ESP32-S3 LCD"
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default n
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select ESP32S3_SPI2
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select SPI_CMDDATA
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select LCD
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select LCD_DEV
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select LCD_ST7789
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---help---
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Enable board LCD support, IC is LCD_ST7789V.
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endif # ARCH_BOARD_ESP32S3_EYE
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endif # ARCH_BOARD_ESP32S3_EYE
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@ -37,6 +37,14 @@ ifeq ($(CONFIG_DEV_GPIO),y)
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CSRCS += esp32s3_gpio.c
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CSRCS += esp32s3_gpio.c
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endif
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endif
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ifeq ($(CONFIG_ESP32S3_SPI),y)
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CSRCS += esp32s3_board_spi.c
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endif
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ifeq ($(CONFIG_ESP32S3_EYE_LCD),y)
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CSRCS += esp32s3_board_lcd.c
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endif
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DEPPATH += --dep-path board
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DEPPATH += --dep-path board
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VPATH += :board
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VPATH += :board
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CFLAGS += ${INCDIR_PREFIX}$(TOPDIR)$(DELIM)arch$(DELIM)$(CONFIG_ARCH)$(DELIM)src$(DELIM)board$(DELIM)board
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CFLAGS += ${INCDIR_PREFIX}$(TOPDIR)$(DELIM)arch$(DELIM)$(CONFIG_ARCH)$(DELIM)src$(DELIM)board$(DELIM)board
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@ -38,6 +38,11 @@
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/* BOOT Button */
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/* BOOT Button */
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#define BUTTON_BOOT 0
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#define BUTTON_BOOT 0
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/* Display */
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#define ESP32S3_EYE_DISPLAY_SPI 2
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#define ESP32S3_EYE_DISPLAY_DC 43
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#define ESP32S3_EYE_DISPLAY_BCKL 48
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/****************************************************************************
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/****************************************************************************
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* Public Types
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* Public Types
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@ -97,6 +102,45 @@ int esp32s3_gpio_init(void);
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int board_spiflash_init(void);
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int board_spiflash_init(void);
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#endif
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#endif
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/****************************************************************************
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* Name: board_lcd_initialize
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*
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* Description:
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* Initialize the LCD video hardware. The initial state of the LCD is fully
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* initialized, display memory cleared, and the LCD ready to use, but with
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* the power setting at 0 (full off).
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*
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****************************************************************************/
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#ifdef CONFIG_ESP32S3_EYE_LCD
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int board_lcd_initialize(void);
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#endif
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/****************************************************************************
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* Name: board_lcd_getdev
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*
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* Description:
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* Return a reference to the LCD object for the specified LCD. This allows
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* support for multiple LCD devices.
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*
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****************************************************************************/
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#ifdef CONFIG_ESP32S3_EYE_LCD
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struct lcd_dev_s *board_lcd_getdev(int lcddev);
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#endif
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/****************************************************************************
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* Name: board_lcd_uninitialize
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*
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* Description:
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* Uninitialize the LCD support.
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*
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****************************************************************************/
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#ifdef CONFIG_ESP32S3_EYE_LCD
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void board_lcd_uninitialize(void);
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#endif
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/****************************************************************************
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/****************************************************************************
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* Name: board_i2c_init
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* Name: board_i2c_init
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*
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*
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153
boards/xtensa/esp32s3/esp32s3-eye/src/esp32s3_board_lcd.c
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153
boards/xtensa/esp32s3/esp32s3-eye/src/esp32s3_board_lcd.c
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@ -0,0 +1,153 @@
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/****************************************************************************
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* boards/xtensa/esp32s3/esp32s3-eye/src/esp32s3_board_lcd.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/signal.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/st7789.h>
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#include <arch/board/board.h>
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#include "esp32s3_gpio.h"
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#include "esp32s3_spi.h"
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#include "hardware/esp32s3_gpio_sigmap.h"
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#include "esp32s3-eye.h"
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/****************************************************************************
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* Pre-processor Definitions
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****************************************************************************/
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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_lcd;
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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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* Description:
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* Initialize the LCD video hardware. The initial state of the LCD is
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* fully initialized, display memory cleared, and the LCD ready to use, but
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* with the power setting at 0 (full off).
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*
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* Returned Value:
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* Zero (OK) on success; a negated errno value on failure.
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*
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****************************************************************************/
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int board_lcd_initialize(void)
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{
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/* Initialize non-SPI GPIOs */
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esp32s3_configgpio(ESP32S3_EYE_DISPLAY_DC, OUTPUT);
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esp32s3_configgpio(ESP32S3_EYE_DISPLAY_BCKL, OUTPUT);
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/* Turn on LCD backlight */
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esp32s3_gpiowrite(ESP32S3_EYE_DISPLAY_BCKL, false);
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g_spidev = esp32s3_spibus_initialize(ESP32S3_EYE_DISPLAY_SPI);
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if (!g_spidev)
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{
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lcderr("ERROR: Failed to initialize SPI port %d\n",
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ESP32S3_EYE_DISPLAY_SPI);
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return -ENODEV;
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}
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g_lcd = st7789_lcdinitialize(g_spidev);
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if (!g_lcd)
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{
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lcderr("ERROR: st7789_lcdinitialize() failed\n");
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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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* Description:
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* Return a a reference to the LCD object for the specified LCD. This
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* allows support for multiple LCD devices.
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*
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* Input Parameters:
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* devno - LCD device nmber
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*
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* Returned Value:
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* LCD device pointer if success or NULL if failed.
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*
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****************************************************************************/
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struct lcd_dev_s *board_lcd_getdev(int devno)
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{
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if (!g_lcd)
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{
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lcderr("ERROR: Failed to bind SPI port %d to LCD %d\n",
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ESP32S3_EYE_DISPLAY_SPI, devno);
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}
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else
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{
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lcdinfo("SPI port %d bound to LCD %d\n",
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ESP32S3_EYE_DISPLAY_SPI,
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devno);
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return g_lcd;
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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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* Description:
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* Uninitialize the LCD support
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*
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* Returned Value:
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* None
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*
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****************************************************************************/
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void board_lcd_uninitialize(void)
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{
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/* Turn the display off */
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g_lcd->setpower(g_lcd, 0);
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}
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126
boards/xtensa/esp32s3/esp32s3-eye/src/esp32s3_board_spi.c
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126
boards/xtensa/esp32s3/esp32s3-eye/src/esp32s3_board_spi.c
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@ -0,0 +1,126 @@
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/****************************************************************************
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* boards/xtensa/esp32s3/esp32s3-eye/src/esp32s3_board_spi.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 <stdint.h>
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#include <stdbool.h>
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#include <debug.h>
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#include <nuttx/spi/spi.h>
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#include "esp32s3_gpio.h"
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#include "esp32s3-eye.h"
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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: esp32s3_spi2_status
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****************************************************************************/
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#ifdef CONFIG_ESP32S3_SPI2
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uint8_t esp32s3_spi2_status(struct spi_dev_s *dev, uint32_t devid)
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{
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uint8_t status = 0;
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return status;
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}
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#endif
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/****************************************************************************
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* Name: esp32s3_spi2_cmddata
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****************************************************************************/
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#if defined(CONFIG_ESP32S3_SPI2) && defined(CONFIG_SPI_CMDDATA)
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int esp32s3_spi2_cmddata(struct spi_dev_s *dev, uint32_t devid, bool cmd)
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{
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if (devid == SPIDEV_DISPLAY(0))
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{
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/* This is the Data/Command control pad which determines whether the
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* data bits are data or a command.
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*/
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esp32s3_gpiowrite(ESP32S3_EYE_DISPLAY_DC, !cmd);
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return OK;
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}
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spiinfo("devid: %" PRIu32 " CMD: %s\n", devid, cmd ? "command" :
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"data");
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return -ENODEV;
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}
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#endif
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/****************************************************************************
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* Name: esp32s3_spi3_status
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****************************************************************************/
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#ifdef CONFIG_ESP32S3_SPI3
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uint8_t esp32s3_spi3_status(struct spi_dev_s *dev, uint32_t devid)
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{
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uint8_t status = 0;
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return status;
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}
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#endif
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/****************************************************************************
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* Name: esp32s3_spi3_cmddata
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****************************************************************************/
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#if defined(CONFIG_ESP32S3_SPI3) && defined(CONFIG_SPI_CMDDATA)
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int esp32s3_spi3_cmddata(struct spi_dev_s *dev, uint32_t devid, bool cmd)
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{
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if (devid == SPIDEV_DISPLAY(0))
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{
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/* This is the Data/Command control pad which determines whether the
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* data bits are data or a command.
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*/
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esp32s3_gpiowrite(CONFIG_ESP32S3_SPI3_MISOPIN, !cmd);
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return OK;
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}
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spiinfo("devid: %" PRIu32 " CMD: %s\n", devid, cmd ? "command" :
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"data");
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return -ENODEV;
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}
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#endif
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@ -70,6 +70,15 @@
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# include <nuttx/input/buttons.h>
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# include <nuttx/input/buttons.h>
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#endif
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#endif
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#ifdef CONFIG_ESP32S3_SPI
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# include "esp32s3_spi.h"
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#endif
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#ifdef CONFIG_LCD_DEV
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# include <nuttx/board.h>
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# include <nuttx/lcd/lcd_dev.h>
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#endif
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#include "esp32s3-eye.h"
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#include "esp32s3-eye.h"
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/****************************************************************************
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/****************************************************************************
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@ -206,6 +215,32 @@ int esp32s3_bringup(void)
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{
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{
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syslog(LOG_ERR, "Failed to initialize GPIO Driver: %d\n", ret);
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syslog(LOG_ERR, "Failed to initialize GPIO Driver: %d\n", ret);
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}
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}
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#endif
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#ifdef CONFIG_ESP32S3_EYE_LCD
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#ifdef CONFIG_VIDEO_FB
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ret = fb_register(0, 0);
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if (ret < 0)
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{
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syslog(LOG_ERR, "Failed to initialize Frame Buffer Driver.\n");
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return ret;
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}
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#elif defined(CONFIG_LCD)
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ret = board_lcd_initialize();
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if (ret < 0)
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{
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||||||
|
syslog(LOG_ERR, "ERROR: Failed to initialize LCD.\n");
|
||||||
|
return ret;
|
||||||
|
}
|
||||||
|
|
||||||
|
ret = lcddev_register(0);
|
||||||
|
if (ret < 0)
|
||||||
|
{
|
||||||
|
syslog(LOG_ERR, "ERROR: lcddev_register() failed: %d\n", ret);
|
||||||
|
}
|
||||||
|
#endif
|
||||||
|
|
||||||
#endif
|
#endif
|
||||||
|
|
||||||
/* If we got here then perhaps not all initialization was successful, but
|
/* If we got here then perhaps not all initialization was successful, but
|
||||||
|
Loading…
Reference in New Issue
Block a user