Add support for sunton_esp32_2432S024C board

ports/espressif/boards/sunton_esp32_2432S024C/board.c

@@ -0,0 +1,127 @@
+/*
+ * This file is part of the MicroPython project, http://micropython.org/
+ *
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2024 Chris Drake, independently providing these changes.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+
+#include "supervisor/board.h"
+#include "mpconfigboard.h"
+#include "shared-bindings/board/__init__.h"
+#include "shared-bindings/microcontroller/Pin.h"
+#include "shared-module/displayio/__init__.h"
+#include "shared-module/displayio/mipi_constants.h"
+#include "components/driver/gpio/include/driver/gpio.h"
+#include "components/hal/include/hal/gpio_hal.h"
+#include "common-hal/microcontroller/Pin.h"
+
+
+uint8_t display_init_sequence[] = {
+    0x01, 0x80, 0x80, //   # Software reset then delay 0x80 (128ms)
+    0xEF, 0x03, 0x03, 0x80, 0x02,
+    0xCF, 0x03, 0x00, 0xC1, 0x30,
+    0xED, 0x04, 0x64, 0x03, 0x12, 0x81,
+    0xE8, 0x03, 0x85, 0x00, 0x78,
+    0xCB, 0x05, 0x39, 0x2C, 0x00, 0x34, 0x02,
+    0xF7, 0x01, 0x20,
+    0xEA, 0x02, 0x00, 0x00,
+    0xc0, 0x01, 0x23, //  # Power control VRH[5:0]
+    0xc1, 0x01, 0x10, //  # Power control SAP[2:0];BT[3:0]
+    0xc5, 0x02, 0x3e, 0x28, //  # VCM control
+    0xc7, 0x01, 0x86, //  # VCM control2
+    0x36, 0x01, 0x38, //  # Memory Access Control
+    0x37, 0x01, 0x00, //  # Vertical scroll zero
+    0x3a, 0x01, 0x55, //  # COLMOD: Pixel Format Set
+    0xb1, 0x02, 0x00, 0x18, //  # Frame Rate Control (In Normal Mode/Full Colors)
+    0xb6, 0x03, 0x08, 0x82, 0x27, //  # Display Function Control
+    0xF2, 0x01, 0x00, //  # 3Gamma Function Disable
+    0x26, 0x01, 0x01, //  # Gamma curve selected
+    0xe0, 0x0f, 0x0F, 0x31, 0x2B, 0x0C, 0x0E, 0x08, 0x4E, 0xF1, 0x37, 0x07, 0x10, 0x03, 0x0E, 0x09, 0x00, //  # Set Gamma
+    0xe1, 0x0f, 0x00, 0x0E, 0x14, 0x03, 0x11, 0x07, 0x31, 0xC1, 0x48, 0x08, 0x0F, 0x0C, 0x31, 0x36, 0x0F, //  # Set Gamma
+    0x11, 0x80, 0x48, //  # Exit Sleep then delay
+    0x29, 0x80, 0x78, //  # Display on then delay 0x78 (120ms)
+};
+
+static void display_init(void) {
+    fourwire_fourwire_obj_t *bus = &allocate_display_bus()->fourwire_bus;
+    busio_spi_obj_t *spi = &bus->inline_bus;
+    common_hal_busio_spi_construct(spi, &pin_GPIO14, &pin_GPIO13, &pin_GPIO12, false);
+    common_hal_busio_spi_never_reset(spi);
+
+    bus->base.type = &fourwire_fourwire_type;
+    common_hal_fourwire_fourwire_construct(bus,
+        spi,
+        &pin_GPIO2, // TFT_DC Command or data
+        &pin_GPIO15, // TFT_CS Chip select
+        NULL, // TFT_RST Reset
+        6000000, // Baudrate
+        0, // Polarity
+        0); // Phase
+
+    busdisplay_busdisplay_obj_t *display = &allocate_display()->display;
+    display->base.type = &busdisplay_busdisplay_type;
+    common_hal_busdisplay_busdisplay_construct(display,
+        bus,
+        320, // Width
+        240, // Height
+        0, // column start
+        0, // row start
+        0, // rotation
+        16, // Color depth
+        false, // Grayscale
+        false, // pixels in a byte share a row. Only valid for depths < 8
+        1, // bytes per cell. Only valid for depths < 8
+        false, // reverse_pixels_in_byte. Only valid for depths < 8
+        true, // reverse_pixels_in_word
+        MIPI_COMMAND_SET_COLUMN_ADDRESS, // Set column command
+        MIPI_COMMAND_SET_PAGE_ADDRESS, // Set row command
+        MIPI_COMMAND_WRITE_MEMORY_START, // Write memory command
+        display_init_sequence,
+        sizeof(display_init_sequence),
+        &pin_GPIO27,  // backlight pin
+        NO_BRIGHTNESS_COMMAND,
+        1.0f, // brightness
+        false, // single_byte_bounds
+        false, // data_as_commands
+        true, // auto_refresh
+        60, // native_frames_per_second
+        true, // backlight_on_high
+        false, // SH1107_addressing
+        50000); // backlight pwm frequency
+}
+
+void board_init(void) {
+    display_init();
+}
+
+bool espressif_board_reset_pin_number(gpio_num_t pin_number) {
+    // Pull the speaker pin low to reduce noise on reset
+    if (pin_number == 26) {
+        // Turn on TFT
+        gpio_set_direction(pin_number, GPIO_MODE_DEF_OUTPUT);
+        gpio_set_level(pin_number, false);
+        return true;
+    }
+    return false;
+}
+
+// Use the MP_WEAK supervisor/shared/board.c versions of routines not defined here.

ports/espressif/boards/sunton_esp32_2432S024C/mpconfigboard.h

@@ -0,0 +1,46 @@
+/*
+ * This file is part of the MicroPython project, http://micropython.org/
+ *
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2024 Chris Drake, independently providing these changes.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+
+// Micropython setup
+
+#define MICROPY_HW_BOARD_NAME       "sunton_esp32_2432S024"
+#define MICROPY_HW_MCU_NAME         "ESP32"
+#define MICROPY_HW_LED_STATUS       (&pin_GPIO17)
+
+#define CIRCUITPY_BOOT_BUTTON       (&pin_GPIO0)
+
+#define DEFAULT_I2C_BUS_SDA         (&pin_GPIO27)
+#define DEFAULT_I2C_BUS_SCL         (&pin_GPIO22)
+
+#define CIRCUITPY_BOARD_SPI         (3)
+#define CIRCUITPY_BOARD_SPI_PIN     { \
+        {.clock = &pin_GPIO18, .mosi = &pin_GPIO23, .miso = &pin_GPIO19}, /*SD*/ \
+        {.clock = &pin_GPIO25, .mosi = &pin_GPIO32, .miso = &pin_GPIO39}, /*TOUCH*/ \
+        {.clock = &pin_GPIO14, .mosi = &pin_GPIO13, .miso = &pin_GPIO12}, /*LCD*/ \
+}
+
+#define CIRCUITPY_CONSOLE_UART_TX (&pin_GPIO1)
+#define CIRCUITPY_CONSOLE_UART_RX (&pin_GPIO3)

ports/espressif/boards/sunton_esp32_2432S024C/mpconfigboard.mk

@@ -0,0 +1,10 @@
+CIRCUITPY_CREATOR_ID = 0x19991000
+CIRCUITPY_CREATION_ID = 0x00AA0024
+
+IDF_TARGET = esp32
+
+CIRCUITPY_ESP_FLASH_MODE = qio
+CIRCUITPY_ESP_FLASH_FREQ = 80m
+CIRCUITPY_ESP_FLASH_SIZE = 4MB
+
+CIRCUITPY_ESPCAMERA = 0

ports/espressif/boards/sunton_esp32_2432S024C/pins.c

@@ -0,0 +1,65 @@
+#include "shared-bindings/board/__init__.h"
+#include "shared-module/displayio/__init__.h"
+
+CIRCUITPY_BOARD_BUS_SINGLETON(sd_spi, spi, 0)
+CIRCUITPY_BOARD_BUS_SINGLETON(touch_spi, spi, 1)
+CIRCUITPY_BOARD_BUS_SINGLETON(lcd_spi, spi, 2)
+
+STATIC const mp_rom_map_elem_t board_module_globals_table[] = {
+    CIRCUITPYTHON_BOARD_DICT_STANDARD_ITEMS
+
+    // Boot button
+    { MP_ROM_QSTR(MP_QSTR_BOOT0), MP_ROM_PTR(&pin_GPIO0) },
+    { MP_ROM_QSTR(MP_QSTR_BUTTON), MP_ROM_PTR(&pin_GPIO0) },
+
+    // RGB LED
+    { MP_ROM_QSTR(MP_QSTR_LED_GREEN), MP_ROM_PTR(&pin_GPIO16) },
+    { MP_ROM_QSTR(MP_QSTR_LED_RED), MP_ROM_PTR(&pin_GPIO4) },
+    { MP_ROM_QSTR(MP_QSTR_LED_BLUE), MP_ROM_PTR(&pin_GPIO17) },
+
+    // CDS Light sensor (Not present on all boards)
+    { MP_ROM_QSTR(MP_QSTR_LDR), MP_ROM_PTR(&pin_GPIO34) },
+
+    // Speaker pin
+    { MP_ROM_QSTR(MP_QSTR_SPEAKER), MP_ROM_PTR(&pin_GPIO26) },
+
+    // User available GPIO
+    { MP_ROM_QSTR(MP_QSTR_IO27), MP_ROM_PTR(&pin_GPIO27) }, // P3 Pin 4, shared with backlight
+    { MP_ROM_QSTR(MP_QSTR_IO22), MP_ROM_PTR(&pin_GPIO22) }, // P3 Pin 3, i2c_scl
+    { MP_ROM_QSTR(MP_QSTR_IO21), MP_ROM_PTR(&pin_GPIO21) }, // CN1 Pin 3, i2c_sda
+    { MP_ROM_QSTR(MP_QSTR_IO35), MP_ROM_PTR(&pin_GPIO35) }, // P3 Pin 2, input only
+
+    // i2c
+    { MP_ROM_QSTR(MP_QSTR_SDA), MP_ROM_PTR(&pin_GPIO21) },
+    { MP_ROM_QSTR(MP_QSTR_SCL), MP_ROM_PTR(&pin_GPIO22) },
+
+    // TF card slot
+    { MP_ROM_QSTR(MP_QSTR_SD_MOSI), MP_ROM_PTR(&pin_GPIO23) },
+    { MP_ROM_QSTR(MP_QSTR_SD_MISO), MP_ROM_PTR(&pin_GPIO19) },
+    { MP_ROM_QSTR(MP_QSTR_SD_SCK), MP_ROM_PTR(&pin_GPIO18) },
+    { MP_ROM_QSTR(MP_QSTR_SD_CS), MP_ROM_PTR(&pin_GPIO5) },
+
+    // ILI9341 dsplay (spi)
+    { MP_ROM_QSTR(MP_QSTR_LCD_MOSI), MP_ROM_PTR(&pin_GPIO13) },         // 13
+    { MP_ROM_QSTR(MP_QSTR_LCD_MISO), MP_ROM_PTR(&pin_GPIO12) },         // 12
+    { MP_ROM_QSTR(MP_QSTR_LCD_SCK), MP_ROM_PTR(&pin_GPIO14) },          // 14
+    { MP_ROM_QSTR(MP_QSTR_LCD_CS), MP_ROM_PTR(&pin_GPIO15) },           // 15
+    { MP_ROM_QSTR(MP_QSTR_LCD_DC), MP_ROM_PTR(&pin_GPIO2) },            // 2
+    { MP_ROM_QSTR(MP_QSTR_LCD_BCKL), MP_ROM_PTR(&pin_GPIO27) },         // 27 (was 21 on sunton_esp32_2432S028)
+
+    // XPT2046 touch (spi)
+    { MP_ROM_QSTR(MP_QSTR_TOUCH_MOSI), MP_ROM_PTR(&pin_GPIO32) },
+    { MP_ROM_QSTR(MP_QSTR_TOUCH_MISO), MP_ROM_PTR(&pin_GPIO39) },
+    { MP_ROM_QSTR(MP_QSTR_TOUCH_SCK), MP_ROM_PTR(&pin_GPIO25) },
+    { MP_ROM_QSTR(MP_QSTR_TOUCH_CS), MP_ROM_PTR(&pin_GPIO33) },
+    { MP_ROM_QSTR(MP_QSTR_TOUCH_INT), MP_ROM_PTR(&pin_GPIO36) },
+
+    // objects
+    { MP_ROM_QSTR(MP_QSTR_I2C), MP_ROM_PTR(&board_i2c_obj) },
+    { MP_ROM_QSTR(MP_QSTR_SD_SPI), MP_ROM_PTR(&board_sd_spi_obj) },
+    { MP_ROM_QSTR(MP_QSTR_LCD_SPI), MP_ROM_PTR(&board_lcd_spi_obj) },
+    { MP_ROM_QSTR(MP_QSTR_TOUCH_SPI), MP_ROM_PTR(&board_touch_spi_obj) },
+    { MP_ROM_QSTR(MP_QSTR_DISPLAY), MP_ROM_PTR(&displays[0].display) },
+
+};
+MP_DEFINE_CONST_DICT(board_module_globals, board_module_globals_table);