Makerfabs tft7:Use settings.toml for screen variant

Author: RetiredWizard

ports/espressif/boards/makerfabs_tft7/board.c

@@ -6,9 +6,117 @@
 
 #include "supervisor/board.h"
 #include "mpconfigboard.h"
+#include "shared-bindings/board/__init__.h"
+#include "shared-bindings/dotclockframebuffer/DotClockFramebuffer.h"
+#include "shared-bindings/dotclockframebuffer/__init__.h"
+#include "shared-bindings/framebufferio/FramebufferDisplay.h"
 #include "shared-bindings/microcontroller/Pin.h"
+#include "shared-module/displayio/__init__.h"
+#include "shared-module/os/__init__.h"
+
+static const mcu_pin_obj_t *blue_pins[] = {
+    &pin_GPIO8,
+    &pin_GPIO3,
+    &pin_GPIO46,
+    &pin_GPIO9,
+    &pin_GPIO1
+};
+static const mcu_pin_obj_t *green_pins[] = {
+    &pin_GPIO5,
+    &pin_GPIO6,
+    &pin_GPIO7,
+    &pin_GPIO15,
+    &pin_GPIO16,
+    &pin_GPIO4
+};
+static const mcu_pin_obj_t *red_pins[] = {
+    &pin_GPIO45,
+    &pin_GPIO48,
+    &pin_GPIO47,
+    &pin_GPIO21,
+    &pin_GPIO14
+};
+
+static void display_init(void) {
+
+    mp_int_t height=0, width=0, frequency=0;
+    os_getenv_err_t result;
+
+    // Turn on backlight
+    // gpio_set_direction(2, GPIO_MODE_DEF_OUTPUT);
+    // gpio_set_level(2, true);
+    common_hal_never_reset_pin(&pin_GPIO39);
+
+    result = common_hal_os_getenv_int("CIRCUITPY_DISPLAY_WIDTH", &width);
+    if (result == GETENV_OK && width == 800) {
+        width = 800;
+        height = 480;
+        frequency = 6500000;
+    } else if (result == GETENV_OK) {
+        width = 1024;
+        height = 600;
+        frequency = 10000000;
+    }
+
+    if (height == 0) {
+        result = common_hal_os_getenv_int("CIRCUITPY_DISPLAY_HEIGHT", &height);
+        if (result == GETENV_OK && height == 480) {
+            width = 800;
+            height = 480;
+            frequency = 6500000;
+        } else if (result == GETENV_OK) {
+            width = 1024;
+            height = 600;
+            frequency = 10000000;
+        }
+    }
+
+    if (width == 0) {
+        width = 800;
+        height = 480;
+        frequency = 6500000;
+    }
+
+    dotclockframebuffer_framebuffer_obj_t *framebuffer = &allocate_display_bus_or_raise()->dotclock;
+    framebuffer->base.type = &dotclockframebuffer_framebuffer_type;
+
+    common_hal_dotclockframebuffer_framebuffer_construct(
+        framebuffer,
+        &pin_GPIO40,    // de
+        &pin_GPIO41,    // vsync
+        &pin_GPIO39,    // hsync
+        &pin_GPIO42,    // pclk
+        red_pins, MP_ARRAY_SIZE(red_pins),
+        green_pins, MP_ARRAY_SIZE(green_pins),
+        blue_pins, MP_ARRAY_SIZE(blue_pins),
+        frequency,        // Frequency
+        width,            // width
+        height,            // height
+        30, 16, 210, false, // horiz: pulse, back porch, front porch, idle low
+        13, 10, 22, false,  // vert: pulse, back porch, front porch, idle low
+        false,          // DE idle high
+        false,          // pclk active high
+        false,          // pclk idle high
+        0               // overscan left
+        );
+
+    framebufferio_framebufferdisplay_obj_t *display = &allocate_display_or_raise()->framebuffer_display;
+    display->base.type = &framebufferio_framebufferdisplay_type;
+    common_hal_framebufferio_framebufferdisplay_construct(
+        display,
+        framebuffer,
+        0,    // rotation
+        true  // auto-refresh
+        );
+}
 
 void board_init(void) {
+    // Debug UART
+    #ifdef DEBUG
+    common_hal_never_reset_pin(&pin_GPIO43);
+    common_hal_never_reset_pin(&pin_GPIO44);
+    #endif
+    display_init();
 }
 
 // Use the MP_WEAK supervisor/shared/board.c versions of routines not defined here.