Migrate cyd-2432s032c drivers

This commit is contained in:
Ken Van Hoeylandt 2026-07-15 23:06:57 +02:00
parent 6fb2bb736c
commit f99970a562
8 changed files with 38 additions and 120 deletions

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@ -1,7 +1,6 @@
file(GLOB_RECURSE SOURCE_FILES Source/*.c*)
file(GLOB_RECURSE SOURCE_FILES source/*.c*)
idf_component_register(
SRCS ${SOURCE_FILES}
INCLUDE_DIRS "Source"
REQUIRES Tactility esp_lvgl_port ILI934x GT911 PwmBacklight driver vfs fatfs
REQUIRES TactilityKernel driver
)

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@ -1,47 +0,0 @@
#include "devices/Display.h"
#include <driver/gpio.h>
#include <Tactility/hal/Configuration.h>
#include <Tactility/SystemEvents.h>
#include <Tactility/lvgl/LvglSync.h>
#include <PwmBacklight.h>
static bool init_boot() {
if (!driver::pwmbacklight::init(LCD_PIN_BACKLIGHT)) {
return false;
}
// Set the RGB LED Pins to output and turn them off
ESP_ERROR_CHECK(gpio_set_direction(GPIO_NUM_4, GPIO_MODE_OUTPUT)); // Red
ESP_ERROR_CHECK(gpio_set_direction(GPIO_NUM_16, GPIO_MODE_OUTPUT)); // Green
ESP_ERROR_CHECK(gpio_set_direction(GPIO_NUM_17, GPIO_MODE_OUTPUT)); // Blue
// 0 on, 1 off
ESP_ERROR_CHECK(gpio_set_level(GPIO_NUM_4, 1)); // Red
ESP_ERROR_CHECK(gpio_set_level(GPIO_NUM_16, 1)); // Green
ESP_ERROR_CHECK(gpio_set_level(GPIO_NUM_17, 1)); // Blue
// This display has a weird glitch with gamma during boot, which results in uneven dark gray colours.
// Setting gamma curve index to 0 doesn't work at boot for an unknown reason, so we set the curve index to 1:
tt::kernel::subscribeSystemEvent(tt::kernel::SystemEvent::BootSplash, [](auto) {
auto display = tt::hal::findFirstDevice<tt::hal::display::DisplayDevice>(tt::hal::Device::Type::Display);
assert(display != nullptr);
tt::lvgl::lock(portMAX_DELAY);
display->setGammaCurve(1U);
tt::lvgl::unlock();
});
return true;
}
static tt::hal::DeviceVector createDevices() {
return {
createDisplay(),
};
}
extern const tt::hal::Configuration hardwareConfiguration = {
.initBoot = init_boot,
.createDevices = createDevices
};

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@ -1,48 +0,0 @@
#include "Display.h"
#include <Gt911Touch.h>
#include <Ili934xDisplay.h>
#include <PwmBacklight.h>
#include <tactility/check.h>
#include <tactility/device.h>
static std::shared_ptr<tt::hal::touch::TouchDevice> createTouch() {
auto* i2c = device_find_by_name("i2c0");
check(i2c);
auto configuration = std::make_unique<Gt911Touch::Configuration>(
i2c,
LCD_HORIZONTAL_RESOLUTION,
LCD_VERTICAL_RESOLUTION
);
return std::make_shared<Gt911Touch>(std::move(configuration));
}
std::shared_ptr<tt::hal::display::DisplayDevice> createDisplay() {
Ili934xDisplay::Configuration panel_configuration = {
.horizontalResolution = LCD_HORIZONTAL_RESOLUTION,
.verticalResolution = LCD_VERTICAL_RESOLUTION,
.gapX = 0,
.gapY = 0,
.swapXY = true,
.mirrorX = true,
.mirrorY = true,
.invertColor = true,
.swapBytes = true,
.bufferSize = LCD_BUFFER_SIZE,
.touch = createTouch(),
.backlightDutyFunction = driver::pwmbacklight::setBacklightDuty,
.resetPin = GPIO_NUM_NC,
.rgbElementOrder = LCD_RGB_ELEMENT_ORDER_RGB
};
auto spi_configuration = std::make_shared<Ili934xDisplay::SpiConfiguration>(Ili934xDisplay::SpiConfiguration {
.spiHostDevice = LCD_SPI_HOST,
.csPin = LCD_PIN_CS,
.dcPin = LCD_PIN_DC,
.pixelClockFrequency = 40'000'000,
.transactionQueueDepth = 10
});
return std::make_shared<Ili934xDisplay>(panel_configuration, spi_configuration, true);
}

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@ -1,18 +0,0 @@
#pragma once
#include <Tactility/hal/display/DisplayDevice.h>
#include <driver/gpio.h>
#include <driver/spi_common.h>
#include <memory>
// Display
constexpr auto LCD_SPI_HOST = SPI2_HOST;
constexpr auto LCD_PIN_CS = GPIO_NUM_15;
constexpr auto LCD_PIN_DC = GPIO_NUM_2;
constexpr auto LCD_PIN_BACKLIGHT = GPIO_NUM_27;
constexpr auto LCD_HORIZONTAL_RESOLUTION = 240;
constexpr auto LCD_VERTICAL_RESOLUTION = 320;
constexpr auto LCD_BUFFER_HEIGHT = LCD_VERTICAL_RESOLUTION / 10;
constexpr auto LCD_BUFFER_SIZE = LCD_HORIZONTAL_RESOLUTION * LCD_BUFFER_HEIGHT;
std::shared_ptr<tt::hal::display::DisplayDevice> createDisplay();

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@ -6,7 +6,9 @@
#include <tactility/bindings/esp32_i2c.h>
#include <tactility/bindings/esp32_spi.h>
#include <tactility/bindings/esp32_sdspi.h>
#include <tactility/bindings/display_placeholder.h>
#include <tactility/bindings/esp32_ledc_backlight.h>
#include <bindings/ili9341.h>
#include <bindings/gt911.h>
/ {
compatible = "root";
@ -28,6 +30,21 @@
clock-frequency = <400000>;
pin-sda = <&gpio0 33 GPIO_FLAG_NONE>;
pin-scl = <&gpio0 32 GPIO_FLAG_NONE>;
touch {
compatible = "goodix,gt911";
reg = <0x5D>;
x-max = <240>;
y-max = <320>;
};
};
display_backlight {
compatible = "espressif,esp32-ledc-backlight";
// Off by default so display power-on won't show the screen from before the last power loss.
// The display backlight is turned on during the boot process.
status = "disabled";
pin-backlight = <&gpio0 27 GPIO_FLAG_NONE>;
};
spi0 {
@ -36,9 +53,20 @@
cs-gpios = <&gpio0 15 GPIO_FLAG_NONE>;
pin-mosi = <&gpio0 13 GPIO_FLAG_NONE>;
pin-sclk = <&gpio0 14 GPIO_FLAG_NONE>;
display {
compatible = "display-placeholder";
display@0 {
compatible = "ilitek,ili9341";
horizontal-resolution = <240>;
vertical-resolution = <320>;
swap-xy;
mirror-x;
mirror-y;
invert-color;
// Curve 0 doesn't apply cleanly at boot on this panel (uneven dark-gray gamma glitch); 1 does.
gamma-curve = <1>;
pixel-clock-hz = <40000000>;
pin-dc = <&gpio0 2 GPIO_FLAG_NONE>;
backlight = <&display_backlight>;
};
};

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@ -7,6 +7,8 @@ hardware.target=ESP32
hardware.flashSize=4MB
hardware.spiRam=false
dependencies.useDeprecatedHal=false
storage.userDataLocation=SD
display.size=3.2"

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@ -1,3 +1,5 @@
dependencies:
- Platforms/platform-esp32
- Drivers/ili9341-module
- Drivers/gt911-module
dts: cyd,2432s032c.dts