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Makerfab TFT7" settings.toml parameter to set screen variant #9634

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Merged
merged 6 commits into from
Sep 18, 2024
Merged

Makerfab TFT7" settings.toml parameter to set screen variant #9634

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1e36e05
Makerfabs tft7:Use settings.toml for screen variant
RetiredWizard Sep 16, 2024
b728a22
Simplify selection logic
RetiredWizard Sep 16, 2024
4a175b6
Remove unnecessary DEBUG pin settings
RetiredWizard Sep 17, 2024
0323d9b
Pre-commit formatting fix
RetiredWizard Sep 17, 2024
ac498d1
Remove Hacktablet backlight code
RetiredWizard Sep 18, 2024
9f1ccbc
Add board.DISPLAY definition
RetiredWizard Sep 18, 2024
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95 changes: 95 additions & 0 deletions ports/espressif/boards/makerfabs_tft7/board.c
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Original file line number Diff line number Diff line change
Expand Up @@ -6,9 +6,104 @@

#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) {
width = 1024;
height = 600;
frequency = 10000000;
}

if (height == 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.