fix/enhancement: TFT device powersave (part 3) (#3600)

* fix: device TFT powersave (part 3)

* trunk fmt

* trunk fmt

* undo bluetooth deinit from #3596

* revert code for heltec tracker

---------

Co-authored-by: Ben Meadors <benmmeadors@gmail.com>

src/PowerFSM.cpp

@@ -17,6 +17,10 @@
 #include "sleep.h"
 #include "target_specific.h"
 
+#ifndef SLEEP_TIME
+#define SLEEP_TIME 30
+#endif
+
 /// Should we behave as if we have AC power now?
 static bool isPowered()
 {
@@ -81,7 +85,7 @@ static void lsIdle()
         // If some other service would stall sleep, don't let sleep happen yet
         if (doPreflightSleep()) {
             // Briefly come out of sleep long enough to blink the led once every few seconds
-            uint32_t sleepTime = 30;
+            uint32_t sleepTime = SLEEP_TIME;
 
             setLed(false); // Never leave led on while in light sleep
             esp_sleep_source_t wakeCause2 = doLightSleep(sleepTime * 1000LL);

src/graphics/TFTDisplay.cpp

@@ -561,8 +561,10 @@ void TFTDisplay::sendCommand(uint8_t com)
 #elif defined(ST7735_BL_V05)
         pinMode(ST7735_BL_V05, OUTPUT);
         digitalWrite(ST7735_BL_V05, TFT_BACKLIGHT_ON);
-#endif
+#elif !defined(RAK14014) && !defined(M5STACK) && !defined(UNPHONE)
-#if defined(TFT_BL) && defined(TFT_BACKLIGHT_ON)
+        tft->wakeup();
+        tft->powerSaveOff();
+#elif defined(TFT_BL) && defined(TFT_BACKLIGHT_ON)
         digitalWrite(TFT_BL, TFT_BACKLIGHT_ON);
 #endif
 
@@ -596,10 +598,13 @@ void TFTDisplay::sendCommand(uint8_t com)
 #elif defined(ST7735_BL_V05)
         pinMode(ST7735_BL_V05, OUTPUT);
         digitalWrite(ST7735_BL_V05, !TFT_BACKLIGHT_ON);
-#endif
+#elif !defined(RAK14014) && !defined(M5STACK) && !defined(UNPHONE)
-#if defined(TFT_BL) && defined(TFT_BACKLIGHT_ON)
+        tft->sleep();
+        tft->powerSaveOn();
+#elif defined(TFT_BL) && defined(TFT_BACKLIGHT_ON)
         digitalWrite(TFT_BL, !TFT_BACKLIGHT_ON);
 #endif
+
 #ifdef VTFT_CTRL_V03
         digitalWrite(VTFT_CTRL_V03, HIGH);
 #endif

src/mesh/NodeDB.cpp

@@ -311,6 +311,12 @@ void NodeDB::initConfigIntervals()
     config.power.wait_bluetooth_secs = default_wait_bluetooth_secs;
 
     config.display.screen_on_secs = default_screen_on_secs;
+
+#if defined(T_WATCH_S3) || defined(T_DECK)
+    config.power.is_power_saving = true;
+    config.display.screen_on_secs = 30;
+    config.power.wait_bluetooth_secs = 30;
+#endif
 }
 
 void NodeDB::installDefaultModuleConfig()

src/nimble/NimbleBluetooth.cpp

@@ -113,8 +113,8 @@ void NimbleBluetooth::shutdown()
     pAdvertising->reset();
     pAdvertising->stop();
 
-#if defined(ARCH_ESP32)
+#if defined(HELTEC_WIRELESS_PAPER) || defined(HELTEC_WIRELESS_PAPER_V1_0)
-    // Saving of ~1mA for esp32-s3 and 0.1mA for esp32
+    // Saving of ~1mA
     // Probably applicable to other ESP32 boards - unverified
     NimBLEDevice::deinit();
 #endif

src/sleep.cpp

@@ -352,6 +352,9 @@ esp_sleep_wakeup_cause_t doLightSleep(uint64_t sleepMsec) // FIXME, use a more r
 
     gpio_wakeup_enable(pin, GPIO_INTR_LOW_LEVEL);
     esp_sleep_enable_gpio_wakeup();
+#endif
+#ifdef T_WATCH_S3
+    gpio_wakeup_enable((gpio_num_t)SCREEN_TOUCH_INT, GPIO_INTR_LOW_LEVEL);
 #endif
     enableLoraInterrupt();
 #ifdef PMU_IRQ
@@ -385,6 +388,10 @@ esp_sleep_wakeup_cause_t doLightSleep(uint64_t sleepMsec) // FIXME, use a more r
     buttonThread->attachButtonInterrupts();
 #endif
 
+#ifdef T_WATCH_S3
+    gpio_wakeup_disable((gpio_num_t)SCREEN_TOUCH_INT);
+#endif
+
 #if !defined(SOC_PM_SUPPORT_EXT_WAKEUP) && defined(LORA_DIO1) && (LORA_DIO1 != RADIOLIB_NC)
     if (radioType != RF95_RADIO) {
         gpio_wakeup_disable((gpio_num_t)LORA_DIO1);

variants/t-deck/variant.h

@@ -24,6 +24,8 @@
 #define TOUCH_I2C_PORT 0
 #define TOUCH_SLAVE_ADDRESS 0x5D // GT911
 
+#define SLEEP_TIME 120
+
 #define BUTTON_PIN 0
 // #define BUTTON_NEED_PULLUP
 

variants/t-watch-s3/platformio.ini

@@ -3,8 +3,6 @@
 extends = esp32s3_base
 board = t-watch-s3
 upload_protocol = esptool
-upload_speed = 115200
-upload_port = /dev/tty.usbmodem3485188D636C1
 
 build_flags = ${esp32_base.build_flags} 
   -DT_WATCH_S3

variants/t-watch-s3/variant.h

@@ -25,6 +25,8 @@
 #define TOUCH_I2C_PORT 1
 #define TOUCH_SLAVE_ADDRESS 0x38
 
+#define SLEEP_TIME 180
+
 #define I2C_SDA1 39 // Used for capacitive touch
 #define I2C_SCL1 40 // Used for capacitive touch