Fixed hibernate/powerOff for ESP32 boards to stay at uA

variants/rak3112/RAK3112Board.h

@@ -16,8 +16,6 @@
 #define  ADC_MULTIPLIER   (3 * 1.73 * 1.187 * 1000)
 #define  BATTERY_SAMPLES 8
 
-#include <driver/rtc_io.h>
-
 class RAK3112Board : public ESP32Board {
 private:
   bool adc_active_state;
@@ -51,33 +49,6 @@ public:
     }
   }
 
-  void enterDeepSleep(uint32_t secs, int pin_wake_btn = -1) {
-    esp_sleep_pd_config(ESP_PD_DOMAIN_RTC_PERIPH, ESP_PD_OPTION_ON);
-
-    // Make sure the DIO1 and NSS GPIOs are hold on required levels during deep sleep
-    rtc_gpio_set_direction((gpio_num_t)P_LORA_DIO_1, RTC_GPIO_MODE_INPUT_ONLY);
-    rtc_gpio_pulldown_en((gpio_num_t)P_LORA_DIO_1);
-
-    rtc_gpio_hold_en((gpio_num_t)P_LORA_NSS);
-
-    if (pin_wake_btn < 0) {
-      esp_sleep_enable_ext1_wakeup( (1L << P_LORA_DIO_1), ESP_EXT1_WAKEUP_ANY_HIGH);  // wake up on: recv LoRa packet
-    } else {
-      esp_sleep_enable_ext1_wakeup( (1L << P_LORA_DIO_1) | (1L << pin_wake_btn), ESP_EXT1_WAKEUP_ANY_HIGH);  // wake up on: recv LoRa packet OR wake btn
-    }
-
-    if (secs > 0) {
-      esp_sleep_enable_timer_wakeup(secs * 1000000);
-    }
-
-    // Finally set ESP32 into sleep
-    esp_deep_sleep_start();   // CPU halts here and never returns!
-  }
-
-  void powerOff() override {
-    enterDeepSleep(0);
-  }
-
   uint16_t getBattMilliVolts() override {
     analogReadResolution(12);