zener/lvgl_esp32_drivers
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Carve out backlight control to separate component

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This commit is contained in:
Tomas Rezucha 2021-08-03 08:59:59 +02:00
parent 678779c848
commit fa042b0ecd
6 changed files with 227 additions and 108 deletions
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32
lvgl_tft/disp_driver.c
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@ -4,8 +4,10 @@
#include "disp_driver.h"
#include "disp_spi.h"
#include "esp_lcd_backlight.h"
#include "sdkconfig.h"
void disp_driver_init(void)
void *disp_driver_init(void)
{
#if defined CONFIG_LV_TFT_DISPLAY_CONTROLLER_ILI9341
ili9341_init();
@ -42,6 +44,34 @@ void disp_driver_init(void)
#elif defined CONFIG_LV_TFT_DISPLAY_CONTROLLER_ILI9163C
ili9163c_init();
#endif
// We still use menuconfig for these settings
// It will be set up during runtime in the future
#ifndef CONFIG_LV_DISP_BACKLIGHT_OFF
const disp_backlight_config_t bckl_config = {
.gpio_num = CONFIG_LV_DISP_PIN_BCKL,
#if defined CONFIG_LV_DISP_BACKLIGHT_PWM
.pwm_control = true,
#else
.pwm_control = false,
#endif
#if defined CONFIG_LV_BACKLIGHT_ACTIVE_LVL
.output_invert = false, // Backlight on high
#else
.output_invert = true, // Backlight on low
#endif
.timer_idx = 0,
.channel_idx = 0 // @todo this prevents us from having two PWM controlled displays
};
const disp_backlight_config_t *bckl_config_p = &bckl_config;
#else
const disp_backlight_config_t *bckl_config_p = NULL;
#endif
disp_backlight_h bckl_handle = disp_backlight_new(bckl_config_p);
disp_backlight_set(bckl_handle, 100);
return bckl_handle;
}
void disp_driver_flush(lv_disp_drv_t * drv, const lv_area_t * area, lv_color_t * color_map)