zenermerps/lvgl_esp32_drivers
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Support IDF version < v4.3

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This commit is contained in:
Tomas Rezucha 2021-08-03 16:59:40 +02:00
parent 3c4399d510
commit 11c240daca
1 changed files with 4 additions and 3 deletions
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7
lvgl_tft/esp_lcd_backlight.c
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@ -10,7 +10,8 @@
#include "driver/ledc.h" #include "driver/ledc.h"
#include "driver/gpio.h" #include "driver/gpio.h"
#include "esp_log.h" #include "esp_log.h"
#include "esp_rom_gpio.h" // for output signal inversion #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 { typedef struct {
bool pwm_control; // true: LEDC is used, false: GPIO is used 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, .intr_type = LEDC_INTR_DISABLE,
.timer_sel = config->timer_idx, .timer_sel = config->timer_idx,
.duty = 0, .duty = 0,
.hpoint = 0, .hpoint = 0
.flags.output_invert = config->output_invert //@todo added only in recent IDF versions
}; };
const ledc_timer_config_t LCD_backlight_timer = { const ledc_timer_config_t LCD_backlight_timer = {
.speed_mode = LEDC_LOW_SPEED_MODE, .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_timer_config(&LCD_backlight_timer));
ESP_ERROR_CHECK(ledc_channel_config(&LCD_backlight_channel)); 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 else
{ {