Created Drivers folder with ILI934x subproject (#209)
Refactored all existing boards to re-use the ILI934x driver code.
This commit is contained in:
Ken Van Hoeylandt
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GitHub
GitHub
parent
8ccba15c25
commit
c74006f8b6
@@ -1,162 +1,19 @@
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#include "Core2Display.h"
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#include "Core2DisplayConstants.h"
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#include "Core2Touch.h"
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#include <driver/gpio.h>
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#include <esp_lcd_panel_commands.h>
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#include <esp_err.h>
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#include <esp_lcd_ili9341.h>
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#include <esp_lcd_panel_ops.h>
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#include <esp_lvgl_port.h>
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#include <Tactility/Log.h>
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#define TAG "core2_display"
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bool Core2Display::start() {
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TT_LOG_I(TAG, "Starting");
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const esp_lcd_panel_io_spi_config_t panel_io_config = ILI9341_PANEL_IO_SPI_CONFIG(
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CORE2_LCD_PIN_CS,
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CORE2_LCD_PIN_DC,
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nullptr,
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nullptr
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);
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if (esp_lcd_new_panel_io_spi((esp_lcd_spi_bus_handle_t)CORE2_LCD_SPI_HOST, &panel_io_config, &ioHandle) != ESP_OK) {
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TT_LOG_E(TAG, "Failed to create panel");
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return false;
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}
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const esp_lcd_panel_dev_config_t panel_config = {
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.reset_gpio_num = GPIO_NUM_NC,
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.rgb_ele_order = LCD_RGB_ELEMENT_ORDER_BGR,
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.data_endian = LCD_RGB_DATA_ENDIAN_LITTLE,
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.bits_per_pixel = CORE2_LCD_BITS_PER_PIXEL,
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.flags = {
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.reset_active_high = false
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},
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.vendor_config = nullptr
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};
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if (esp_lcd_new_panel_ili9341(ioHandle, &panel_config, &panelHandle) != ESP_OK) {
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TT_LOG_E(TAG, "Failed to create ili9341");
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return false;
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}
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if (esp_lcd_panel_reset(panelHandle) != ESP_OK) {
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TT_LOG_E(TAG, "Failed to reset panel");
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return false;
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}
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if (esp_lcd_panel_init(panelHandle) != ESP_OK) {
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TT_LOG_E(TAG, "Failed to init panel");
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return false;
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}
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if (esp_lcd_panel_mirror(panelHandle, false, false) != ESP_OK) {
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TT_LOG_E(TAG, "Failed to set panel to mirror");
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return false;
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}
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if (esp_lcd_panel_invert_color(panelHandle, true) != ESP_OK) {
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TT_LOG_E(TAG, "Failed to set panel to invert");
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return false;
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}
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if (esp_lcd_panel_disp_on_off(panelHandle, true) != ESP_OK) {
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TT_LOG_E(TAG, "Failed to turn display on");
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return false;
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}
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const lvgl_port_display_cfg_t disp_cfg = {
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.io_handle = ioHandle,
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.panel_handle = panelHandle,
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.control_handle = nullptr,
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.buffer_size = CORE2_LCD_DRAW_BUFFER_SIZE,
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.double_buffer = false,
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.trans_size = 0,
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.hres = CORE2_LCD_HORIZONTAL_RESOLUTION,
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.vres = CORE2_LCD_VERTICAL_RESOLUTION,
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.monochrome = false,
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.rotation = {
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.swap_xy = false,
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.mirror_x = false,
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.mirror_y = false,
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},
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.color_format = LV_COLOR_FORMAT_RGB565,
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.flags = {
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.buff_dma = true,
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.buff_spiram = false,
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.sw_rotate = false,
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.swap_bytes = true,
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.full_refresh = false,
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.direct_mode = false
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}
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};
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displayHandle = lvgl_port_add_disp(&disp_cfg);
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TT_LOG_I(TAG, "Finished");
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return displayHandle != nullptr;
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}
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bool Core2Display::stop() {
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assert(displayHandle != nullptr);
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lvgl_port_remove_disp(displayHandle);
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if (esp_lcd_panel_del(panelHandle) != ESP_OK) {
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return false;
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}
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if (esp_lcd_panel_io_del(ioHandle) != ESP_OK) {
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return false;
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}
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displayHandle = nullptr;
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return true;
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}
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/**
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* Note:
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* The datasheet implies this should work, but it doesn't:
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* https://www.digikey.com/htmldatasheets/production/1640716/0/0/1/ILI9341-Datasheet.pdf
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*
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* This repo claims it only has 1 curve:
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* https://github.com/brucemack/hello-ili9341
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*
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* I'm leaving it in as I'm not sure if it's just my hardware that's problematic.
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*/
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void Core2Display::setGammaCurve(uint8_t index) {
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uint8_t gamma_curve;
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switch (index) {
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case 0:
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gamma_curve = 0x01;
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break;
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case 1:
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gamma_curve = 0x04;
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break;
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case 2:
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gamma_curve = 0x02;
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break;
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case 3:
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gamma_curve = 0x08;
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break;
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default:
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return;
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}
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const uint8_t param[] = {
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gamma_curve
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};
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if (esp_lcd_panel_io_tx_param(ioHandle , LCD_CMD_GAMSET, param, 1) != ESP_OK) {
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TT_LOG_E(TAG, "Failed to set gamma");
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}
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}
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std::shared_ptr<tt::hal::Touch> _Nullable Core2Display::createTouch() {
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return std::make_shared<Core2Touch>();
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}
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#include <Ili934xDisplay.h>
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std::shared_ptr<tt::hal::Display> createDisplay() {
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return std::make_shared<Core2Display>();
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auto touch = std::make_shared<Core2Touch>();
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auto configuration = std::make_unique<Ili934xDisplay::Configuration>(
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CORE2_LCD_SPI_HOST,
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CORE2_LCD_PIN_CS,
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CORE2_LCD_PIN_DC,
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CORE2_LCD_HORIZONTAL_RESOLUTION,
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CORE2_LCD_VERTICAL_RESOLUTION,
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touch
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);
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return std::make_shared<Ili934xDisplay>(std::move(configuration));
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}
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@@ -1,37 +1,14 @@
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#pragma once
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#include "lvgl.h"
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#include <Tactility/hal/Display.h>
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#include <memory>
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#include <esp_lcd_types.h>
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extern lv_disp_t* displayHandle;
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class Core2Display : public tt::hal::Display {
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private:
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esp_lcd_panel_io_handle_t ioHandle = nullptr;
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esp_lcd_panel_handle_t panelHandle = nullptr;
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lv_display_t* displayHandle = nullptr;
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public:
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std::string getName() const final { return "ILI9342C"; }
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std::string getDescription() const final { return "Display (ILI9342C with an ILI9341 driver)"; }
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bool start() override;
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bool stop() override;
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std::shared_ptr<tt::hal::Touch> _Nullable createTouch() override;
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bool supportsBacklightDuty() const override { return false; }
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void setGammaCurve(uint8_t index) override;
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uint8_t getGammaCurveCount() const override { return 4; };
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lv_display_t* _Nullable getLvglDisplay() const override { return displayHandle; }
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};
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#define CORE2_LCD_SPI_HOST SPI2_HOST
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#define CORE2_LCD_PIN_CS GPIO_NUM_5
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#define CORE2_LCD_PIN_DC GPIO_NUM_15
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#define CORE2_LCD_HORIZONTAL_RESOLUTION 320
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#define CORE2_LCD_VERTICAL_RESOLUTION 240
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#define CORE2_LCD_DRAW_BUFFER_HEIGHT (CORE2_LCD_VERTICAL_RESOLUTION / 10)
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#define CORE2_LCD_DRAW_BUFFER_SIZE (CORE2_LCD_HORIZONTAL_RESOLUTION * CORE2_LCD_DRAW_BUFFER_HEIGHT)
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std::shared_ptr<tt::hal::Display> createDisplay();
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@@ -1,11 +0,0 @@
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#pragma once
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// Display
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#define CORE2_LCD_SPI_HOST SPI2_HOST
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#define CORE2_LCD_PIN_CS GPIO_NUM_5
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#define CORE2_LCD_PIN_DC GPIO_NUM_15
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#define CORE2_LCD_HORIZONTAL_RESOLUTION 320
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#define CORE2_LCD_VERTICAL_RESOLUTION 240
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#define CORE2_LCD_BITS_PER_PIXEL 16
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#define CORE2_LCD_DRAW_BUFFER_HEIGHT (CORE2_LCD_VERTICAL_RESOLUTION / 10)
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#define CORE2_LCD_DRAW_BUFFER_SIZE (CORE2_LCD_HORIZONTAL_RESOLUTION * CORE2_LCD_DRAW_BUFFER_HEIGHT)
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