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LV_DISP_USE_RST

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Allows to not allocate a GPIO for display reset: some may have that pin tied or attached to a Power management IC.

Supersedes PR from @usedbytes doing same but only for IL9341, this is for all supported displays.
This commit is contained in:
Rop Gonggrijp 2021-04-28 11:04:53 +02:00
parent 147cacc0af
commit 7b571a7fc7
29 changed files with 136 additions and 35 deletions
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6
lvgl_tft/GC9A01.c
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@ -124,18 +124,24 @@ void GC9A01_init(void)
//Initialize non-SPI GPIOs
gpio_pad_select_gpio(GC9A01_DC);
gpio_set_direction(GC9A01_DC, GPIO_MODE_OUTPUT);
#if GC9A01_USE_RST
gpio_pad_select_gpio(GC9A01_RST);
gpio_set_direction(GC9A01_RST, GPIO_MODE_OUTPUT);
#endif
#if GC9A01_ENABLE_BACKLIGHT_CONTROL
gpio_pad_select_gpio(GC9A01_BCKL);
gpio_set_direction(GC9A01_BCKL, GPIO_MODE_OUTPUT);
#endif
#if GC9A01_USE_RST
//Reset the display
gpio_set_level(GC9A01_RST, 0);
vTaskDelay(100 / portTICK_RATE_MS);
gpio_set_level(GC9A01_RST, 1);
vTaskDelay(100 / portTICK_RATE_MS);
#endif
ESP_LOGI(TAG, "Initialization.");