stm32wl: enable LSE/RTC/deep-sleep on all variants

variants/stm32/CDEBYTE_E77-MBL/platformio.ini

@@ -13,7 +13,6 @@ build_flags =
   -DPIN_SERIAL1_RX=PB7
   -DPIN_SERIAL1_TX=PB6
   -DMESHTASTIC_EXCLUDE_ENVIRONMENTAL_SENSOR=1
-  -DMESHTASTIC_EXCLUDE_AIR_QUALITY_SENSOR=1
   -DMESHTASTIC_EXCLUDE_I2C=1
   -DMESHTASTIC_EXCLUDE_GPS=1
 build_unflags =

variants/stm32/CDEBYTE_E77-MBL/variant.h

@@ -23,6 +23,11 @@ Do not expect a working Meshtastic device with this target.
 
 #define EBYTE_E77_MBL
 
+// From EBYTE reference firmware:
+// https://www.cdebyte.com/products/E77-900M22S/4#Downloads
+#define HAS_LSE 1
+#define STM32WL_LSE_DRIVE RCC_LSEDRIVE_LOW
+
 // LoRa
 // Hardware varies by unit: SN >= 3202995 has a TCXO, older units have XTAL only -
 // https://github.com/olliw42/mLRS-docu/blob/main/docs/EBYTE_E77_MBL.md

variants/stm32/milesight_gs301/platformio.ini

@@ -12,7 +12,6 @@ build_flags =
   -DMESHTASTIC_EXCLUDE_GPS=1
   -DMESHTASTIC_EXCLUDE_I2C=1 # Analog ADuCM355 (unsupported) so no point building support for I2C in
   -DMESHTASTIC_EXCLUDE_ENVIRONMENTAL_SENSOR=1
-  -DMESHTASTIC_EXCLUDE_AIR_QUALITY_SENSOR=1
 build_unflags =
   -DDEBUG_MUTE # We have space for debug output until sensor support is added
 build_src_filter =

variants/stm32/milesight_gs301/variant.h

@@ -38,4 +38,8 @@
 // https://github.com/stm32duino/Arduino_Core_STM32/blob/main/variants/STM32WLxx/WL54CCU_WL55CCU_WLE4C(8-B-C)U_WLE5C(8-B-C)U/variant_RAK3172_MODULE.h
 #define RAK3172
 
+// From Ghidra decompilation of the GS301 factory firmware
+#define HAS_LSE 1
+#define STM32WL_LSE_DRIVE RCC_LSEDRIVE_LOW
+
 #endif

variants/stm32/nucleo_wl55jc/platformio.ini

@@ -13,11 +13,4 @@ build_flags =
   -DHAS_GPS=1
   -DGPS_SERIAL_PORT=Serial2 ; Default Serial object is used for onboard ST-Link VCP
   -DHAS_SENSOR=1
-lib_deps =
-  ${stm32_base.lib_deps}
-  # renovate: datasource=github-tags depName=STM32RTC packageName=stm32duino/STM32RTC
-  https://github.com/stm32duino/STM32RTC/archive/refs/tags/1.9.0.zip
-  # renovate: datasource=github-tags depName=STM32LowPower packageName=stm32duino/STM32LowPower
-  https://github.com/stm32duino/STM32LowPower/archive/refs/tags/1.5.0.zip
-
 upload_port = stlink

variants/stm32/rak3172/platformio.ini

@@ -12,18 +12,10 @@ build_flags =
   -DPIN_WIRE_SDA=PA11
   -DPIN_WIRE_SCL=PA12
   -DMESHTASTIC_EXCLUDE_ENVIRONMENTAL_SENSOR=1
-  -DMESHTASTIC_EXCLUDE_AIR_QUALITY_SENSOR=1
   -DMESHTASTIC_EXCLUDE_I2C=1
   -DMESHTASTIC_EXCLUDE_GPS=1
 build_unflags =
   ${arduino_base.build_unflags}
   -DMESHTASTIC_EXCLUDE_XEDDSA=1
 
-lib_deps =
-  ${stm32_base.lib_deps}
-  # renovate: datasource=github-tags depName=STM32RTC packageName=stm32duino/STM32RTC
-  https://github.com/stm32duino/STM32RTC/archive/refs/tags/1.9.0.zip
-  # renovate: datasource=github-tags depName=STM32LowPower packageName=stm32duino/STM32LowPower
-  https://github.com/stm32duino/STM32LowPower/archive/refs/tags/1.5.0.zip
-
 upload_port = stlink

variants/stm32/russell/platformio.ini

@@ -13,7 +13,6 @@ build_flags =
   ${stm32_base.build_flags}
   -Ivariants/stm32/russell
   -DPRIVATE_HW
-  -DMESHTASTIC_EXCLUDE_AIR_QUALITY_SENSOR=1
   -DMESHTASTIC_EXCLUDE_DETECTIONSENSOR=1
   -DMESHTASTIC_EXCLUDE_EXTERNALNOTIFICATION=1
   -DMESHTASTIC_EXCLUDE_POWERSTRESS=1

variants/stm32/russell/variant.h

@@ -53,4 +53,8 @@ Sample OCV curve for Li-SOCl2 primary lithium cells (e.g. Saft cells have fresh
 // https://github.com/stm32duino/Arduino_Core_STM32/blob/main/variants/STM32WLxx/WL54CCU_WL55CCU_WLE4C(8-B-C)U_WLE5C(8-B-C)U/variant_RAK3172_MODULE.h
 #define RAK3172
 
+// RAK3172 module
+#define HAS_LSE 1
+#define STM32WL_LSE_DRIVE RCC_LSEDRIVE_LOW
+
 #endif

variants/stm32/stm32.ini

@@ -24,6 +24,7 @@ build_flags =
   -DMESHTASTIC_EXCLUDE_PKT_HISTORY_HASH=1
   -DMESHTASTIC_EXCLUDE_POWERMON=1
   -DMESHTASTIC_EXCLUDE_POWER_TELEMETRY=1
+  -DMESHTASTIC_EXCLUDE_AIR_QUALITY_SENSOR=1
   -DMESHTASTIC_EXCLUDE_RTTTL=1 ; No PWM/RTTTL ringtone playback support on this platform.
   -DMESHTASTIC_EXCLUDE_SCREEN=1
   -DMESHTASTIC_EXCLUDE_TZ=1 ; Exclude TZ to save some flash space.
@@ -61,6 +62,10 @@ lib_deps =
   ${radiolib_base.lib_deps}
   # renovate: datasource=git-refs depName=meshtastic/Crypto packageName=https://github.com/meshtastic/Crypto gitBranch=main
   https://github.com/meshtastic/Crypto/archive/591ff9a690e8168ccb7a36abde8d7783e448d395.zip
+  # renovate: datasource=github-tags depName=STM32RTC packageName=stm32duino/STM32RTC
+  https://github.com/stm32duino/STM32RTC/archive/refs/tags/1.9.0.zip
+  # renovate: datasource=github-tags depName=STM32LowPower packageName=stm32duino/STM32LowPower
+  https://github.com/stm32duino/STM32LowPower/archive/refs/tags/1.5.0.zip
 
 lib_ignore =
   OneButton

variants/stm32/wio-e5/platformio.ini

@@ -17,6 +17,5 @@ build_flags =
   -DPIN_SERIAL2_RX=PA3
   -DHAS_GPS=1
   -DGPS_SERIAL_PORT=Serial2
-  -DMESHTASTIC_EXCLUDE_AIR_QUALITY_SENSOR=1
 
 upload_port = stlink

variants/stm32/wio-e5/variant.h

@@ -19,6 +19,11 @@ Do not expect a working Meshtastic device with this target.
 
 #define WIO_E5
 
+// From Seeed reference firmware:
+// https://github.com/Seeed-Studio/LoRaWan-E5-Node/blob/main/Projects/Applications/LoRaWAN/LoRaWAN_End_Node/Core/Src/main.c
+#define HAS_LSE 1
+#define STM32WL_LSE_DRIVE RCC_LSEDRIVE_LOW
+
 // LoRa
 // https://github.com/Seeed-Studio/LoRaWan-E5-Node/blob/163c05379b1805dd8f2c061d4557a69985acc953/Middlewares/Third_Party/SubGHz_Phy/stm32_radio_driver/radio_driver.c#L94
 #define SX126X_DIO3_TCXO_VOLTAGE 1.7