feat(ledc): use memset for all ledc struct

Author: SuGlider

cores/esp32/esp32-hal-ledc.c

@@ -126,7 +126,14 @@ bool ledcAttachChannel(uint8_t pin, uint32_t freq, uint8_t resolution, uint8_t c
       return false;
     }
   } else {
-    ledc_timer_config_t ledc_timer = {.speed_mode = group, .timer_num = timer, .duty_resolution = resolution, .freq_hz = freq, .clk_cfg = clock_source, .deconfigure = false};
+    ledc_timer_config_t ledc_timer;
+    memset((void *)&ledc_timer, 0, sizeof(ledc_timer_config_t));
+    ledc_timer.speed_mode = group
+    ledc_timer.timer_num = timer;
+    ledc_timer.duty_resolution = resolution;
+    ledc_timer.freq_hz = freq;
+    ledc_timer.clk_cfg = clock_source;
+    
     if (ledc_timer_config(&ledc_timer) != ESP_OK) {
       log_e("ledc setup failed!");
       return false;
@@ -263,7 +270,13 @@ uint32_t ledcWriteTone(uint8_t pin, uint32_t freq) {
 
     uint8_t group = (bus->channel / 8), timer = ((bus->channel / 2) % 4);
 
-    ledc_timer_config_t ledc_timer = {.speed_mode = group, .timer_num = timer, .duty_resolution = 10, .freq_hz = freq, .clk_cfg = clock_source, .deconfigure = false};
+    ledc_timer_config_t ledc_timer;
+    memset((void *)&ledc_timer, 0, sizeof(ledc_timer_config_t));
+    ledc_timer.speed_mode = group
+    ledc_timer.timer_num = timer;
+    ledc_timer.duty_resolution = 10;
+    ledc_timer.freq_hz = freq;
+    ledc_timer.clk_cfg = clock_source;
 
     if (ledc_timer_config(&ledc_timer) != ESP_OK) {
       log_e("ledcWriteTone configuration failed!");
@@ -314,7 +327,13 @@ uint32_t ledcChangeFrequency(uint8_t pin, uint32_t freq, uint8_t resolution) {
     }
     uint8_t group = (bus->channel / 8), timer = ((bus->channel / 2) % 4);
 
-    ledc_timer_config_t ledc_timer = {.speed_mode = group, .timer_num = timer, .duty_resolution = resolution, .freq_hz = freq, .clk_cfg = clock_source, .deconfigure = false};
+    ledc_timer_config_t ledc_timer;
+    memset((void *)&ledc_timer, 0, sizeof(ledc_timer_config_t));
+    ledc_timer.speed_mode = group
+    ledc_timer.timer_num = timer;
+    ledc_timer.duty_resolution = resolution;
+    ledc_timer.freq_hz = freq;
+    ledc_timer.clk_cfg = clock_source;
 
     if (ledc_timer_config(&ledc_timer) != ESP_OK) {
       log_e("ledcChangeFrequency failed!");