Support IDF version < v4.3

This commit is contained in:
Tomas Rezucha 2021-08-03 16:59:40 +02:00
parent 3c4399d510
commit 11c240daca

View file

@ -11,6 +11,7 @@
#include "driver/gpio.h"
#include "esp_log.h"
#include "esp_rom_gpio.h" // for output signal inversion
#include "soc/ledc_periph.h" // to invert LEDC output on IDF version < v4.3
typedef struct {
bool pwm_control; // true: LEDC is used, false: GPIO is used
@ -40,8 +41,7 @@ disp_backlight_h disp_backlight_new(const disp_backlight_config_t *config)
.intr_type = LEDC_INTR_DISABLE,
.timer_sel = config->timer_idx,
.duty = 0,
.hpoint = 0,
.flags.output_invert = config->output_invert //@todo added only in recent IDF versions
.hpoint = 0
};
const ledc_timer_config_t LCD_backlight_timer = {
.speed_mode = LEDC_LOW_SPEED_MODE,
@ -52,6 +52,7 @@ disp_backlight_h disp_backlight_new(const disp_backlight_config_t *config)
ESP_ERROR_CHECK(ledc_timer_config(&LCD_backlight_timer));
ESP_ERROR_CHECK(ledc_channel_config(&LCD_backlight_channel));
esp_rom_gpio_connect_out_signal(config->gpio_num, ledc_periph_signal[LEDC_LOW_SPEED_MODE].sig_out0_idx + config->channel_idx, config->output_invert, 0);
}
else
{