Device migrations, driver migrations and more (#575)

2026-07-20 23:43:17 +02:00
parent 2d768ef3a1
commit 2fbc44466a
221 changed files with 8824 additions and 3652 deletions
@@ -0,0 +1,124 @@
+#include "devices_v2.h"
+
+#include "devices_common.h"
+#include "st7123_init_data.h"
+
+#include <tactility/device.h>
+#include <tactility/drivers/gpio.h>
+#include <tactility/log.h>
+
+#include <drivers/st7123.h>
+#include <drivers/st7123_touch.h>
+
+#include <iterator>
+#include <vector>
+
+#define TAG "Tab5"
+
+static std::vector<uint8_t> display_init_bytes;
+static St7123Config st7123_config {};
+static Device display_device {};
+
+static St7123TouchConfig st7123_touch_config {};
+static Device st7123_touch_device {};
+
+static void create_st7123_touch(Device* i2c0) {
+    st7123_touch_device = Device {
+        .address = 0,
+        .name = "touch0",
+        .config = nullptr,
+        .parent = nullptr,
+        .internal = nullptr,
+    };
+
+    GpioPinSpec pin_interrupt = GPIO_PIN_SPEC_NONE;
+    Device* gpio0 = nullptr;
+    if (device_get_by_name("gpio0", &gpio0) == ERROR_NONE) {
+        pin_interrupt = GpioPinSpec { gpio0, 23, GPIO_FLAG_NONE };
+        device_put(gpio0);
+    } else {
+        LOG_W(TAG, "display_detect: gpio0 not found, touch interrupt pin will not be wired");
+    }
+
+    st7123_touch_config = St7123TouchConfig {
+        .address = 0x55, // fixed - see ESP_LCD_TOUCH_IO_I2C_ST7123_ADDRESS
+        .x_max = 720,
+        .y_max = 1280,
+        .swap_xy = false,
+        .mirror_x = false,
+        .mirror_y = false,
+        // Reset is pulsed via io_expander0 (detect.cpp's pulse_display_reset_pins), not a direct SoC GPIO.
+        .pin_reset = GPIO_PIN_SPEC_NONE,
+        .pin_interrupt = pin_interrupt,
+        .reset_active_high = false,
+        .interrupt_active_high = false,
+    };
+    st7123_touch_device.config = &st7123_touch_config;
+
+    construct_add_start(&st7123_touch_device, i2c0, "sitronix,st7123-touch");
+}
+
+void tab5_create_devices_v2(Device* i2c0) {
+    display_device = Device {
+        .address = 0,
+        .name = "display0",
+        .config = nullptr,
+        .parent = nullptr,
+        .internal = nullptr,
+    };
+
+    Device* backlight = nullptr;
+    if (device_get_by_name("display_backlight", &backlight) != ERROR_NONE) {
+        LOG_W(TAG, "display_detect: display_backlight not found");
+    }
+
+    flatten_init_sequence(st7123_init_data, std::size(st7123_init_data), display_init_bytes);
+    st7123_config = St7123Config {
+        .horizontal_resolution = 720,
+        .vertical_resolution = 1280,
+        .bits_per_pixel = 16,
+        .bgr_order = false,
+        .invert_color = false,
+        .mirror_x = false,
+        .mirror_y = false,
+        .pin_reset = GPIO_PIN_SPEC_NONE,
+        .reset_active_high = false,
+        .ldo_channel = 3,
+        .ldo_voltage_mv = 2500,
+        .dsi_bus_id = 0,
+        .num_data_lanes = 2,
+        .lane_bit_rate_mbps = 965, // ST7123 lane bitrate per M5Stack BSP
+        .dpi_clock_freq_mhz = 70,
+        .hsync_pulse_width = 2,
+        .hsync_back_porch = 40,
+        .hsync_front_porch = 40,
+        .vsync_pulse_width = 2,
+        .vsync_back_porch = 8,
+        .vsync_front_porch = 220,
+        .num_fbs = 1,
+        .use_dma2d = false,
+        .disable_lp = false,
+        .allow_tearing = true,
+        .init_sequence = display_init_bytes.data(),
+        .init_sequence_length = (uint32_t)display_init_bytes.size(),
+        .backlight = backlight,
+    };
+    display_device.config = &st7123_config;
+
+    if (backlight != nullptr) {
+        device_put(backlight);
+    }
+
+    Device* root = nullptr;
+    if (device_get_by_name("/", &root) != ERROR_NONE) {
+        LOG_E(TAG, "display_detect: root device not found");
+        return;
+    }
+    bool started = construct_add_start(&display_device, root, "sitronix,st7123");
+    device_put(root);
+    if (!started) {
+        return;
+    }
+
+    create_st7123_touch(i2c0);
+}