Driver improvements (#226)

- Created driver subprojects: `FT5x06`, `FT6x36`, `CST816S`.
- Refactored existing projects to use new drivers.
- Improve `PwmBacklight` driver: expose frequency, channel id and timer id
- Update `build-and-release-all.sh` for recent board addition

Drivers/PwmBacklight/Source/PwmBacklight.cpp

@@ -1,6 +1,6 @@
+#include "PwmBacklight.h"
+
 #include <Tactility/Log.h>
-#include <driver/ledc.h>
-#include <driver/gpio.h>
 
 #define TAG "pwm_backlight"
 
@@ -8,16 +8,20 @@ namespace driver::pwmbacklight {
 
 static bool isBacklightInitialized = false;
 static gpio_num_t backlightPin = GPIO_NUM_NC;
+static ledc_timer_t backlightTimer;
+static ledc_channel_t backlightChannel;
 
-bool init(gpio_num_t pin) {
+bool init(gpio_num_t pin, uint32_t frequencyHz, ledc_timer_t timer, ledc_channel_t channel) {
     backlightPin = pin;
+    backlightTimer = timer;
+    backlightChannel = channel;
 
     TT_LOG_I(TAG, "Init");
     ledc_timer_config_t ledc_timer = {
         .speed_mode = LEDC_LOW_SPEED_MODE,
         .duty_resolution = LEDC_TIMER_8_BIT,
-        .timer_num = LEDC_TIMER_0,
-        .freq_hz = 4000,
+        .timer_num = backlightTimer,
+        .freq_hz = frequencyHz,
         .clk_cfg = LEDC_AUTO_CLK,
         .deconfigure = false
     };
@@ -30,9 +34,9 @@ bool init(gpio_num_t pin) {
     ledc_channel_config_t ledc_channel = {
         .gpio_num = backlightPin,
         .speed_mode = LEDC_LOW_SPEED_MODE,
-        .channel = LEDC_CHANNEL_0,
+        .channel = backlightChannel,
         .intr_type = LEDC_INTR_DISABLE,
-        .timer_sel = LEDC_TIMER_0,
+        .timer_sel = backlightTimer,
         .duty = 0,
         .hpoint = 0,
         .sleep_mode = LEDC_SLEEP_MODE_NO_ALIVE_NO_PD,
@@ -55,8 +59,8 @@ bool setBacklightDuty(uint8_t duty) {
         TT_LOG_E(TAG, "Not initialized");
         return false;
     }
-    return ledc_set_duty(LEDC_LOW_SPEED_MODE, LEDC_CHANNEL_0, duty) == ESP_OK &&
-    ledc_update_duty(LEDC_LOW_SPEED_MODE, LEDC_CHANNEL_0) == ESP_OK;
+    return ledc_set_duty(LEDC_LOW_SPEED_MODE, backlightChannel, duty) == ESP_OK &&
+    ledc_update_duty(LEDC_LOW_SPEED_MODE, backlightChannel) == ESP_OK;
 }
 
 }

Drivers/PwmBacklight/Source/PwmBacklight.h

@@ -1,11 +1,12 @@
 #pragma once
 
+#include <driver/ledc.h>
 #include <driver/gpio.h>
 
 namespace driver::pwmbacklight {
 
-bool init(gpio_num_t pin);
+bool init(gpio_num_t pin, uint32_t frequencyHz = 40000, ledc_timer_t timer = LEDC_TIMER_0, ledc_channel_t channel = LEDC_CHANNEL_0);
 
-void setBacklightDuty(uint8_t duty);
+bool setBacklightDuty(uint8_t duty);
 
 }