diff --git a/boards/xtensa/esp32/common/include/esp32_backlight.h b/boards/xtensa/esp32/common/include/esp32_backlight.h new file mode 100644 index 00000000000..3f672f57c0d --- /dev/null +++ b/boards/xtensa/esp32/common/include/esp32_backlight.h @@ -0,0 +1,83 @@ +/**************************************************************************** + * boards/xtensa/esp32/common/include/esp32_backlight.h + * + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. The + * ASF licenses this file to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance with the + * License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT + * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the + * License for the specific language governing permissions and limitations + * under the License. + * + ****************************************************************************/ + +#ifndef __BOARDS_XTENSA_ESP32_COMMON_INCLUDE_ESP32_BACKLIGHT_H +#define __BOARDS_XTENSA_ESP32_COMMON_INCLUDE_ESP32_BACKLIGHT_H + +/**************************************************************************** + * Included Files + ****************************************************************************/ + +#include + +/**************************************************************************** + * Pre-processor Definitions + ****************************************************************************/ + +/**************************************************************************** + * Type Definitions + ****************************************************************************/ + +/**************************************************************************** + * Public Types + ****************************************************************************/ + +/**************************************************************************** + * Public Data + ****************************************************************************/ + +#ifdef __cplusplus +#define EXTERN extern "C" +extern "C" +{ +#else +#define EXTERN extern +#endif + +/**************************************************************************** + * Inline Functions + ****************************************************************************/ + +/**************************************************************************** + * Public Function Prototypes + ****************************************************************************/ + +/**************************************************************************** + * Name: esp32_set_backlight + * + * Description: + * Configure the backlight gpio and set the brightness level. + * + * Input Parameters: + * level - select the brightness level + * + * Returned Value: + * Zero (OK) on success; a negated errno value on failure. + * + ****************************************************************************/ + +int esp32_set_backlight(uint8_t level); + +#undef EXTERN +#ifdef __cplusplus +} +#endif + +#endif /* __BOARDS_XTENSA_ESP32_COMMON_INCLUDE_ESP32_BACKLIGHT_H */ \ No newline at end of file diff --git a/boards/xtensa/esp32/common/src/Make.defs b/boards/xtensa/esp32/common/src/Make.defs index 7c3e370022f..946c0e28b98 100644 --- a/boards/xtensa/esp32/common/src/Make.defs +++ b/boards/xtensa/esp32/common/src/Make.defs @@ -112,6 +112,10 @@ ifeq ($(CONFIG_LCD_BACKPACK),y) CSRCS += esp32_lcd_backpack.c endif +ifeq ($(CONFIG_LCD_DEV),y) + CSRCS += esp32_backlight.c +endif + ifeq ($(CONFIG_LCD_ILI9341),y) CSRCS += esp32_ili9341.c endif diff --git a/boards/xtensa/esp32/common/src/esp32_backlight.c b/boards/xtensa/esp32/common/src/esp32_backlight.c new file mode 100644 index 00000000000..b0fdcc96baa --- /dev/null +++ b/boards/xtensa/esp32/common/src/esp32_backlight.c @@ -0,0 +1,83 @@ +/**************************************************************************** + * boards/xtensa/esp32/common/src/esp32_backlight.c + * + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. The + * ASF licenses this file to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance with the + * License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT + * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the + * License for the specific language governing permissions and limitations + * under the License. + * + ****************************************************************************/ + +/**************************************************************************** + * Included Files + ****************************************************************************/ + +#include + +#include +#include + +#include +#include + +#include "esp32_gpio.h" +#include "esp32_backlight.h" + +/**************************************************************************** + * Pre-processor Definitions + ****************************************************************************/ +#define HAVE_BACKLIGHT 1 + +#if !defined(DISPLAY_BCKL) + #undef HAVE_BACKLIGHT +#endif + +/**************************************************************************** + * Public Functions + ****************************************************************************/ + +/**************************************************************************** + * Name: esp32_set_backlight + * + * Description: + * Configure the backlight gpio and set the brightness level. + * + * Input Parameters: + * level - select the brightness level + * + * Returned Value: + * Zero (OK) on success; a negated errno value on failure. + * + ****************************************************************************/ + +int esp32_set_backlight(uint8_t level) +{ + #ifdef HAVE_BACKLIGHT + esp32_configgpio(DISPLAY_BCKL, OUTPUT); + + /* TODO: use PWM to set the display brightness */ + + if (level == 0) + { + esp32_gpiowrite(DISPLAY_BCKL, false); + } + else + { + /* Set full brightness */ + + esp32_gpiowrite(DISPLAY_BCKL, true); + } + #endif + + return OK; +} diff --git a/boards/xtensa/esp32/esp32-2432S028/configs/lvgl/defconfig b/boards/xtensa/esp32/esp32-2432S028/configs/lvgl/defconfig new file mode 100644 index 00000000000..6c422cf9673 --- /dev/null +++ b/boards/xtensa/esp32/esp32-2432S028/configs/lvgl/defconfig @@ -0,0 +1,64 @@ +# +# This file is autogenerated: PLEASE DO NOT EDIT IT. +# +# You can use "make menuconfig" to make any modifications to the installed .config file. +# You can then do "make savedefconfig" to generate a new defconfig file that includes your +# modifications. +# +# CONFIG_ESP32_SPI2_DMA is not set +# CONFIG_ESP32_SPI_SWCS is not set +# CONFIG_LV_BUILD_EXAMPLES is not set +# CONFIG_NSH_ARGCAT is not set +# CONFIG_NSH_CMDOPT_HEXDUMP is not set +CONFIG_ARCH="xtensa" +CONFIG_ARCH_BOARD="esp32-2432S028" +CONFIG_ARCH_BOARD_COMMON=y +CONFIG_ARCH_BOARD_ESP32_2432S028=y +CONFIG_ARCH_CHIP="esp32" +CONFIG_ARCH_CHIP_ESP32=y +CONFIG_ARCH_CHIP_ESP32WROVER=y +CONFIG_ARCH_STACKDUMP=y +CONFIG_ARCH_XTENSA=y +CONFIG_BOARD_LOOPSPERMSEC=16717 +CONFIG_BUILTIN=y +CONFIG_ESP32_SPI2=y +CONFIG_ESP32_UART0=y +CONFIG_EXAMPLES_LVGLDEMO=y +CONFIG_FS_PROCFS=y +CONFIG_GRAPHICS_LVGL=y +CONFIG_HAVE_CXX=y +CONFIG_HAVE_CXXINITIALIZE=y +CONFIG_IDLETHREAD_STACKSIZE=3072 +CONFIG_INIT_ENTRYPOINT="nsh_main" +CONFIG_INTELHEX_BINARY=y +CONFIG_LCD=y +CONFIG_LCD_DEV=y +CONFIG_LCD_ILI9341=y +CONFIG_LCD_ILI9341_IFACE0=y +CONFIG_LV_COLOR_16_SWAP=y +CONFIG_LV_DEMO_WIDGETS_SLIDESHOW=y +CONFIG_LV_MEM_CUSTOM=y +CONFIG_LV_PORT_LCDDEV_DOUBLE_BUFFER=y +CONFIG_LV_PORT_USE_LCDDEV=y +CONFIG_LV_TICK_CUSTOM=y +CONFIG_LV_TICK_CUSTOM_INCLUDE="port/lv_port_tick.h" +CONFIG_LV_USE_DEMO_WIDGETS=y +CONFIG_LV_USE_LOG=y +CONFIG_MM_REGIONS=3 +CONFIG_NSH_ARCHINIT=y +CONFIG_NSH_BUILTIN_APPS=y +CONFIG_NSH_FILEIOSIZE=512 +CONFIG_NSH_LINELEN=64 +CONFIG_NSH_READLINE=y +CONFIG_PREALLOC_TIMERS=4 +CONFIG_RAM_SIZE=114688 +CONFIG_RAM_START=0x20000000 +CONFIG_RR_INTERVAL=200 +CONFIG_SCHED_WAITPID=y +CONFIG_SPI_CMDDATA=y +CONFIG_START_DAY=6 +CONFIG_START_MONTH=12 +CONFIG_START_YEAR=2011 +CONFIG_SYSLOG_BUFFER=y +CONFIG_SYSTEM_NSH=y +CONFIG_UART0_SERIAL_CONSOLE=y diff --git a/boards/xtensa/esp32/esp32-2432S028/include/board.h b/boards/xtensa/esp32/esp32-2432S028/include/board.h index 0abc60e2502..9ae014b1f0c 100644 --- a/boards/xtensa/esp32/esp32-2432S028/include/board.h +++ b/boards/xtensa/esp32/esp32-2432S028/include/board.h @@ -43,8 +43,9 @@ #define DISPLAY_SPI 2 #define DISPLAY_DC 2 -#define DISPLAY_RST 12 +#define DISPLAY_RST -1 /* Reset pin is connected to on EN pin */ #define DISPLAY_BCKL 21 +#define DISPLAY_BCKL_LEVEL 1 /* Logic level to turn on the backlight */ /* GPIO pins used by the GPIO Subsystem */ diff --git a/boards/xtensa/esp32/esp32-2432S028/src/esp32_bringup.c b/boards/xtensa/esp32/esp32-2432S028/src/esp32_bringup.c index 523daf4ddf4..fb5ffc1179d 100644 --- a/boards/xtensa/esp32/esp32-2432S028/src/esp32_bringup.c +++ b/boards/xtensa/esp32/esp32-2432S028/src/esp32_bringup.c @@ -71,6 +71,7 @@ #ifdef CONFIG_LCD_DEV # include # include +# include "esp32_backlight.h" #endif #include "esp32-2432S028.h" @@ -335,6 +336,12 @@ int esp32_bringup(void) syslog(LOG_ERR, "ERROR: board_lcd_initialize() failed: %d\n", ret); } + ret = esp32_set_backlight(DISPLAY_BCKL_LEVEL); + if (ret < 0) + { + syslog(LOG_ERR, "ERROR: esp32_set_backlight() failed: %d\n", ret); + } + ret = lcddev_register(0); if (ret < 0) {