Move device code from main.cpp to earlyInitVariant (#9438)

variants/nrf52840/ELECROW-ThinkNode-M1/variant.cpp

@@ -42,3 +42,21 @@ void initVariant()
     pinMode(PIN_LED3, OUTPUT);
     ledOff(PIN_LED3);
 }
+
+void variant_shutdown()
+{
+    for (int pin = 0; pin < 48; pin++) {
+        if (pin == SX126X_BUSY || pin == PIN_SPI_SCK || pin == SX126X_DIO1 || pin == PIN_SPI_MOSI || pin == PIN_SPI_MISO ||
+            pin == SX126X_CS || pin == SX126X_RESET || pin == PIN_NFC1 || pin == PIN_NFC2 || pin == PIN_BUTTON1 ||
+            pin == PIN_BUTTON2) {
+            continue;
+        }
+        pinMode(pin, OUTPUT);
+        digitalWrite(pin, LOW);
+        if (pin >= 32) {
+            NRF_P1->DIRCLR = (1 << (pin - 32));
+        } else {
+            NRF_GPIO->DIRCLR = (1 << pin);
+        }
+    }
+}

variants/nrf52840/heltec_mesh_node_t114-inkhud/variant.cpp

@@ -19,6 +19,7 @@
 */
 
 #include "variant.h"
+#include "Arduino.h"
 #include "nrf.h"
 #include "wiring_constants.h"
 #include "wiring_digital.h"
@@ -36,3 +37,10 @@ void initVariant()
     pinMode(PIN_LED1, OUTPUT);
     ledOff(PIN_LED1);
 }
+
+void variant_shutdown()
+{
+    nrf_gpio_cfg_default(PIN_GPS_PPS);
+    detachInterrupt(PIN_GPS_PPS);
+    detachInterrupt(PIN_BUTTON1);
+}

variants/nrf52840/heltec_mesh_node_t114/variant.cpp

@@ -19,6 +19,7 @@
 */
 
 #include "variant.h"
+#include "Arduino.h"
 #include "nrf.h"
 #include "wiring_constants.h"
 #include "wiring_digital.h"
@@ -36,3 +37,10 @@ void initVariant()
     pinMode(PIN_LED1, OUTPUT);
     ledOff(PIN_LED1);
 }
+
+void variant_shutdown()
+{
+    nrf_gpio_cfg_default(PIN_GPS_PPS);
+    detachInterrupt(PIN_GPS_PPS);
+    detachInterrupt(PIN_BUTTON1);
+}

variants/nrf52840/heltec_mesh_node_t114/variant.h

@@ -156,7 +156,7 @@ No longer populated on PCB
 
 // The bluetooth transmit power on the nRF52840 is adjustable from -20dB to +8dB in steps of 4dB
 // so NRF52_BLE_TX_POWER can be set to -20, -16, -12, -8, -4, 0 (default), 4, and 8.
-//#define NRF52_BLE_TX_POWER 8
+// #define NRF52_BLE_TX_POWER 8
 
 /*
  * GPS pins

variants/nrf52840/heltec_mesh_solar/variant.cpp

@@ -19,6 +19,7 @@
 */
 
 #include "variant.h"
+#include "Arduino.h"
 #include "nrf.h"
 #include "wiring_constants.h"
 #include "wiring_digital.h"
@@ -38,3 +39,10 @@ void initVariant()
     digitalWrite(PIN_SCREEN_VDD_CTL, LOW); // Start with power on
 #endif
 }
+
+void variant_shutdown()
+{
+    nrf_gpio_cfg_default(PIN_GPS_PPS);
+    detachInterrupt(PIN_GPS_PPS);
+    detachInterrupt(PIN_BUTTON1);
+}

variants/nrf52840/meshlink/variant.cpp

@@ -20,4 +20,11 @@ void initVariant()
     pinMode(PIN_WD_EN, OUTPUT);
     digitalWrite(PIN_WD_EN, HIGH); // Enable the Watchdog at boot
 #endif
+}
+
+void variant_shutdown()
+{
+#ifdef PIN_WD_EN
+    digitalWrite(PIN_WD_EN, LOW);
+#endif
 }

variants/nrf52840/r1-neo/variant.cpp

@@ -43,3 +43,11 @@ void initVariant()
     // pinMode(PIN_3V3_EN, OUTPUT);
     // digitalWrite(PIN_3V3_EN, HIGH);
 }
+
+void earlyInitVariant()
+{
+    pinMode(DCDC_EN_HOLD, OUTPUT);
+    digitalWrite(DCDC_EN_HOLD, HIGH);
+    pinMode(NRF_ON, OUTPUT);
+    digitalWrite(NRF_ON, HIGH);
+}

variants/nrf52840/rak_wismeshtap/variant.cpp

@@ -42,4 +42,21 @@ void initVariant()
     // 3V3 Power Rail
     pinMode(PIN_3V3_EN, OUTPUT);
     digitalWrite(PIN_3V3_EN, HIGH);
+}
+
+void variant_shutdown()
+{
+    // GPIO restores input status, otherwise there will be leakage current
+    nrf_gpio_cfg_default(TFT_BL);
+    nrf_gpio_cfg_default(TFT_DC);
+    nrf_gpio_cfg_default(TFT_CS);
+    nrf_gpio_cfg_default(TFT_SCLK);
+    nrf_gpio_cfg_default(TFT_MOSI);
+    nrf_gpio_cfg_default(TFT_MISO);
+    nrf_gpio_cfg_default(SCREEN_TOUCH_INT);
+    nrf_gpio_cfg_default(WB_I2C1_SCL);
+    nrf_gpio_cfg_default(WB_I2C1_SDA);
+
+    // nrf_gpio_cfg_default(WB_I2C2_SCL);
+    // nrf_gpio_cfg_default(WB_I2C2_SDA);
 }

variants/nrf52840/t-echo/variant.cpp

@@ -42,3 +42,13 @@ void initVariant()
     pinMode(PIN_LED3, OUTPUT);
     ledOff(PIN_LED3);
 }
+
+void variant_shutdown()
+{
+    // To power off the T-Echo, the display must be set
+    // as an input pin; otherwise, there will be leakage current.
+    pinMode(PIN_EINK_CS, INPUT);
+    pinMode(PIN_EINK_DC, INPUT);
+    pinMode(PIN_EINK_RES, INPUT);
+    pinMode(PIN_EINK_BUSY, INPUT);
+}