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LilyGo T-Display (#406)

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+ expose lvglSwapBytes setting for the St7789Display driver.
+ updated all relevant boards accordingly.
This commit is contained in:
Shadowtrance 2025-11-03 01:56:03 +10:00 committed by GitHub
parent ab2aa2c4d4
commit 0d8c0a37cc
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GPG Key ID: B5690EEEBB952194
20 changed files with 193 additions and 10 deletions
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1
.github/workflows/build-firmware.yml vendored
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@ -35,6 +35,7 @@ jobs:
{ id: lilygo-tdongle-s3, arch: esp32s3 },
{ id: lilygo-tdisplay-s3, arch: esp32s3 },
{ id: lilygo-tlora-pager, arch: esp32s3 },
{ id: lilygo-tdisplay, arch: esp32 },
{ id: m5stack-cardputer, arch: esp32s3 },
{ id: m5stack-cardputer-adv, arch: esp32s3 },
{ id: m5stack-core2, arch: esp32 },

3
Boards/cyd-2432s028rv3/Source/devices/Display.cpp
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@ -34,7 +34,8 @@ std::shared_ptr<tt::hal::display::DisplayDevice> createDisplay() {
.bufferSize = LCD_BUFFER_SIZE,
.touch = createTouch(),
.backlightDutyFunction = driver::pwmbacklight::setBacklightDuty,
.resetPin = GPIO_NUM_NC
.resetPin = GPIO_NUM_NC,
.lvglSwapBytes = false
};
auto spi_configuration = std::make_shared<St7789Display::SpiConfiguration>(St7789Display::SpiConfiguration {

1
Boards/cyd-e32r32p/Source/devices/Display.cpp
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@ -35,6 +35,7 @@ std::shared_ptr<tt::hal::display::DisplayDevice> createDisplay() {
.touch = createTouch(),
.backlightDutyFunction = driver::pwmbacklight::setBacklightDuty,
.resetPin = GPIO_NUM_NC,
.lvglSwapBytes = false,
.rgbElementOrder = LCD_RGB_ELEMENT_ORDER_BGR // BGR for this display
};

3
Boards/cyd-jc2432w328c/Source/devices/Display.cpp
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@ -27,7 +27,8 @@ std::shared_ptr<tt::hal::display::DisplayDevice> createDisplay() {
.bufferSize = LCD_BUFFER_SIZE,
.touch = createTouch(),
.backlightDutyFunction = driver::pwmbacklight::setBacklightDuty,
.resetPin = GPIO_NUM_NC
.resetPin = GPIO_NUM_NC,
.lvglSwapBytes = false
};
auto spi_configuration = std::make_shared<St7789Display::SpiConfiguration>(St7789Display::SpiConfiguration {

3
Boards/elecrow-crowpanel-advance-28/Source/devices/Display.cpp
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@ -31,7 +31,8 @@ std::shared_ptr<tt::hal::display::DisplayDevice> createDisplay() {
.bufferSize = LCD_BUFFER_SIZE,
.touch = createTouch(),
.backlightDutyFunction = driver::pwmbacklight::setBacklightDuty,
.resetPin = GPIO_NUM_NC
.resetPin = GPIO_NUM_NC,
.lvglSwapBytes = false
};
auto spi_configuration = std::make_shared<St7789Display::SpiConfiguration>(St7789Display::SpiConfiguration {

3
Boards/lilygo-tdeck/Source/devices/Display.cpp
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@ -31,7 +31,8 @@ std::shared_ptr<tt::hal::display::DisplayDevice> createDisplay() {
.bufferSize = LCD_BUFFER_SIZE,
.touch = createTouch(),
.backlightDutyFunction = driver::pwmbacklight::setBacklightDuty,
.resetPin = GPIO_NUM_NC
.resetPin = GPIO_NUM_NC,
.lvglSwapBytes = false
};
auto spi_configuration = std::make_shared<St7789Display::SpiConfiguration>(St7789Display::SpiConfiguration {

7
Boards/lilygo-tdisplay/CMakeLists.txt Normal file
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@ -0,0 +1,7 @@
file(GLOB_RECURSE SOURCE_FILES Source/*.c*)
idf_component_register(
SRCS ${SOURCE_FILES}
INCLUDE_DIRS "Source"
REQUIRES Tactility ButtonControl esp_lvgl_port ST7789 PwmBacklight driver
)

50
Boards/lilygo-tdisplay/Source/Configuration.cpp Normal file
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@ -0,0 +1,50 @@
#include "devices/Display.h"
#include <PwmBacklight.h>
#include <Tactility/hal/Configuration.h>
#include <Tactility/lvgl/LvglSync.h>
#include <ButtonControl.h>
using namespace tt::hal;
static bool initBoot() {
return driver::pwmbacklight::init(LCD_PIN_BACKLIGHT);
}
static std::vector<std::shared_ptr<Device>> createDevices() {
return {
createDisplay(),
ButtonControl::createTwoButtonControl(35, 0)
};
}
extern const Configuration hardwareConfiguration = {
.initBoot = initBoot,
.uiScale = UiScale::Smallest,
.createDevices = createDevices,
.i2c = {},
.spi {
spi::Configuration {
.device = SPI2_HOST,
.dma = SPI_DMA_CH_AUTO,
.config = {
.mosi_io_num = GPIO_NUM_19,
.miso_io_num = GPIO_NUM_NC,
.sclk_io_num = GPIO_NUM_18,
.quadwp_io_num = GPIO_NUM_NC,
.data4_io_num = GPIO_NUM_NC,
.data5_io_num = GPIO_NUM_NC,
.data6_io_num = GPIO_NUM_NC,
.data7_io_num = GPIO_NUM_NC,
.data_io_default_level = false,
.max_transfer_sz = LCD_SPI_TRANSFER_SIZE_LIMIT,
.flags = 0,
.isr_cpu_id = ESP_INTR_CPU_AFFINITY_AUTO,
.intr_flags = 0
},
.initMode = spi::InitMode::ByTactility,
.isMutable = false,
.lock = tt::lvgl::getSyncLock()
}
}
};

32
Boards/lilygo-tdisplay/Source/devices/Display.cpp Normal file
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@ -0,0 +1,32 @@
#include "Display.h"
#include <PwmBacklight.h>
#include <St7789Display.h>
std::shared_ptr<tt::hal::display::DisplayDevice> createDisplay() {
St7789Display::Configuration panel_configuration = {
.horizontalResolution = LCD_HORIZONTAL_RESOLUTION,
.verticalResolution = LCD_VERTICAL_RESOLUTION,
.gapX = 52,
.gapY = 40,
.swapXY = false,
.mirrorX = false,
.mirrorY = false,
.invertColor = true,
.bufferSize = LCD_BUFFER_SIZE,
.touch = nullptr,
.backlightDutyFunction = driver::pwmbacklight::setBacklightDuty,
.resetPin = LCD_PIN_RESET,
.lvglSwapBytes = true
};
auto spi_configuration = std::make_shared<St7789Display::SpiConfiguration>(St7789Display::SpiConfiguration {
.spiHostDevice = LCD_SPI_HOST,
.csPin = LCD_PIN_CS,
.dcPin = LCD_PIN_DC,
.pixelClockFrequency = 62'500'000,
.transactionQueueDepth = 10
});
return std::make_shared<St7789Display>(panel_configuration, spi_configuration);
}

19
Boards/lilygo-tdisplay/Source/devices/Display.h Normal file
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@ -0,0 +1,19 @@
#pragma once
#include <Tactility/hal/display/DisplayDevice.h>
#include <memory>
#include <driver/gpio.h>
#include <driver/spi_common.h>
constexpr auto LCD_SPI_HOST = SPI2_HOST;
constexpr auto LCD_PIN_CS = GPIO_NUM_5;
constexpr auto LCD_PIN_DC = GPIO_NUM_16;
constexpr auto LCD_PIN_RESET = GPIO_NUM_23;
constexpr auto LCD_PIN_BACKLIGHT = GPIO_NUM_4;
constexpr auto LCD_HORIZONTAL_RESOLUTION = 135;
constexpr auto LCD_VERTICAL_RESOLUTION = 240;
constexpr auto LCD_BUFFER_HEIGHT = LCD_VERTICAL_RESOLUTION / 3;
constexpr auto LCD_BUFFER_SIZE = LCD_HORIZONTAL_RESOLUTION * LCD_BUFFER_HEIGHT;
constexpr auto LCD_SPI_TRANSFER_SIZE_LIMIT = LCD_BUFFER_SIZE * LV_COLOR_DEPTH / 8;
std::shared_ptr<tt::hal::display::DisplayDevice> createDisplay();

3
Boards/m5stack-cardputer-adv/Source/devices/Display.cpp
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@ -16,7 +16,8 @@ std::shared_ptr<tt::hal::display::DisplayDevice> createDisplay() {
.bufferSize = LCD_BUFFER_SIZE,
.touch = nullptr,
.backlightDutyFunction = driver::pwmbacklight::setBacklightDuty,
.resetPin = LCD_PIN_RESET
.resetPin = LCD_PIN_RESET,
.lvglSwapBytes = false
};
auto spi_configuration = std::make_shared<St7789Display::SpiConfiguration>(St7789Display::SpiConfiguration {

3
Boards/m5stack-cardputer/Source/devices/Display.cpp
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@ -16,7 +16,8 @@ std::shared_ptr<tt::hal::display::DisplayDevice> createDisplay() {
.bufferSize = LCD_BUFFER_SIZE,
.touch = nullptr,
.backlightDutyFunction = driver::pwmbacklight::setBacklightDuty,
.resetPin = LCD_PIN_RESET
.resetPin = LCD_PIN_RESET,
.lvglSwapBytes = false
};
auto spi_configuration = std::make_shared<St7789Display::SpiConfiguration>(St7789Display::SpiConfiguration {

3
Boards/m5stack-stickc-plus/Source/devices/Display.cpp
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@ -50,7 +50,8 @@ std::shared_ptr<tt::hal::display::DisplayDevice> createDisplay() {
.bufferSize = LCD_BUFFER_SIZE,
.touch = nullptr,
.backlightDutyFunction = setBrightness,
.resetPin = LCD_PIN_RESET
.resetPin = LCD_PIN_RESET,
.lvglSwapBytes = false
};
auto spi_configuration = std::make_shared<St7789Display::SpiConfiguration>(St7789Display::SpiConfiguration {

3
Boards/m5stack-stickc-plus2/Source/devices/Display.cpp
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@ -16,7 +16,8 @@ std::shared_ptr<tt::hal::display::DisplayDevice> createDisplay() {
.bufferSize = LCD_BUFFER_SIZE,
.touch = nullptr,
.backlightDutyFunction = driver::pwmbacklight::setBacklightDuty,
.resetPin = LCD_PIN_RESET
.resetPin = LCD_PIN_RESET,
.lvglSwapBytes = false
};
auto spi_configuration = std::make_shared<St7789Display::SpiConfiguration>(St7789Display::SpiConfiguration {

3
Boards/waveshare-s3-lcd-13/Source/devices/Display.cpp
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@ -16,7 +16,8 @@ std::shared_ptr<tt::hal::display::DisplayDevice> createDisplay() {
.bufferSize = LCD_BUFFER_SIZE,
.touch = nullptr,
.backlightDutyFunction = driver::pwmbacklight::setBacklightDuty,
.resetPin = GPIO_NUM_42
.resetPin = GPIO_NUM_42,
.lvglSwapBytes = false
};
auto spi_configuration = std::make_shared<St7789Display::SpiConfiguration>(St7789Display::SpiConfiguration {

5
Buildscripts/CDN/devices.properties
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@ -92,6 +92,11 @@ boardName=T-Deck,T-Deck Plus
incubating=false
infoMessage=If two serial devices are visible, try them both.<br/><br/>To put the device into bootloader mode: <br/>1. Press the trackball and then the reset button at the same time,<br/>2. Let go of the reset button, then the trackball.<br/><br/>When this website reports that flashing is finished, you likely have to press the reset button.
[lilygo-tdisplay]
vendor=LilyGO
boardName=T-Display
incubating=true
[lilygo-tdisplay-s3]
vendor=LilyGO
boardName=T-Display S3

2
Drivers/ST7789/Source/St7789Display.cpp
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@ -18,7 +18,7 @@ std::shared_ptr<EspLcdConfiguration> St7789Display::createEspLcdConfiguration(co
.backlightDutyFunction = configuration.backlightDutyFunction,
.resetPin = configuration.resetPin,
.lvglColorFormat = LV_COLOR_FORMAT_RGB565,
.lvglSwapBytes = false,
.lvglSwapBytes = configuration.lvglSwapBytes,
.rgbElementOrder = configuration.rgbElementOrder,
.bitsPerPixel = 16,
});

1
Drivers/ST7789/Source/St7789Display.h
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@ -26,6 +26,7 @@ public:
std::shared_ptr<tt::hal::touch::TouchDevice> touch;
std::function<void(uint8_t)> _Nullable backlightDutyFunction;
gpio_num_t resetPin;
bool lvglSwapBytes;
lcd_rgb_element_order_t rgbElementOrder = LCD_RGB_ELEMENT_ORDER_RGB;
};

2
Firmware/Kconfig
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@ -49,6 +49,8 @@ menu "Tactility App"
bool "LilyGo T-Dongle S3"
config TT_BOARD_LILYGO_TLORA_PAGER
bool "LilyGo T-Lora Pager"
config TT_BOARD_LILYGO_TDISPLAY
bool "LilyGo T-Display"
config TT_BOARD_M5STACK_CARDPUTER
bool "M5Stack Cardputer"
config TT_BOARD_M5STACK_CARDPUTER_ADV

56
sdkconfig.board.lilygo-tdisplay Normal file
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@ -0,0 +1,56 @@
# Software defaults
# Increase stack size for WiFi (fixes crash after scan)
CONFIG_ESP_SYSTEM_EVENT_TASK_STACK_SIZE=3072
CONFIG_ESP_MAIN_TASK_STACK_SIZE=6144
CONFIG_LV_FONT_MONTSERRAT_14=y
CONFIG_LV_FONT_MONTSERRAT_18=y
CONFIG_LV_USE_USER_DATA=y
CONFIG_LV_USE_FS_STDIO=y
CONFIG_LV_FS_STDIO_LETTER=65
CONFIG_LV_FS_STDIO_PATH=""
CONFIG_LV_FS_STDIO_CACHE_SIZE=4096
CONFIG_LV_USE_LODEPNG=y
CONFIG_LV_USE_BUILTIN_MALLOC=n
CONFIG_LV_USE_CLIB_MALLOC=y
CONFIG_LV_USE_MSGBOX=n
CONFIG_LV_USE_SPINNER=n
CONFIG_LV_USE_WIN=n
CONFIG_LV_USE_SNAPSHOT=y
CONFIG_FREERTOS_HZ=1000
CONFIG_FREERTOS_TASK_NOTIFICATION_ARRAY_ENTRIES=2
CONFIG_FREERTOS_SMP=n
CONFIG_FREERTOS_UNICORE=n
CONFIG_FREERTOS_TIMER_TASK_STACK_DEPTH=5120
CONFIG_FREERTOS_USE_TRACE_FACILITY=y
CONFIG_FATFS_LFN_HEAP=y
CONFIG_FATFS_VOLUME_COUNT=3
CONFIG_FATFS_SECTOR_512=y
CONFIG_WL_SECTOR_SIZE_512=y
CONFIG_WL_SECTOR_SIZE=512
CONFIG_WL_SECTOR_MODE_SAFE=y
CONFIG_WL_SECTOR_MODE=1
CONFIG_MBEDTLS_SSL_PROTO_TLS1_3=y
# Hardware: Main
CONFIG_PARTITION_TABLE_CUSTOM=y
CONFIG_PARTITION_TABLE_CUSTOM_FILENAME="partitions-16mb.csv"
CONFIG_PARTITION_TABLE_FILENAME="partitions-16mb.csv"
CONFIG_TT_BOARD_LILYGO_TDISPLAY=y
CONFIG_TT_BOARD_NAME="LilyGo T-Display"
CONFIG_TT_BOARD_ID="lilygo-tdisplay"
CONFIG_IDF_EXPERIMENTAL_FEATURES=y
CONFIG_IDF_TARGET="esp32"
CONFIG_ESP_DEFAULT_CPU_FREQ_MHZ_240=y
CONFIG_ESP32_DEFAULT_CPU_FREQ_240=y
CONFIG_ESPTOOLPY_FLASHSIZE_16MB=y
CONFIG_ESPTOOLPY_FLASHFREQ_80M=y
CONFIG_FLASHMODE_QIO=y
# LVGL
CONFIG_LV_DISP_DEF_REFR_PERIOD=10
CONFIG_LV_DPI_DEF=186
CONFIG_LV_THEME_DEFAULT_DARK=y
# Fix for IRAM
CONFIG_FREERTOS_PLACE_FUNCTIONS_INTO_FLASH=y
CONFIG_FREERTOS_PLACE_SNAPSHOT_FUNS_INTO_FLASH=y
CONFIG_HEAP_PLACE_FUNCTION_INTO_FLASH=y
CONFIG_RINGBUF_PLACE_FUNCTIONS_INTO_FLASH=y