Wio-e5 wip (#2265)

* Wio-e5 / STM32WL wip

* Stubbing some FS stuff out

* Wio-e5 / STM32WL wip

* Stubbing some FS stuff out

* Wio-e5 / STM32WL wip

* Stubbing some FS stuff out

* Wio-e5 / STM32WL wip

* Stubbing some FS stuff out

* LittleFS compiles. Can't check with actual device.

* make cppcheck happy again

* Guard against accelerometer thread

* Missed a spot

* Upload via ST-LINK

* Derive MAC address from UID

* upload port

* Trunk it

* Guard it

* Maybe fix the cache error on startup.

* Latest RadioLib ref to fix SubGHZ

* revert nasty Sub-GHz Hack

* Boots and radio inits with RadioLib 6.0, LittleFS doesn't seem to work

---------

Co-authored-by: Thomas Göttgens <tgoettgens@gmail.com>
Co-authored-by: GUVWAF <thijs@havinga.eu>

src/mesh/STM32WLE5JCInterface.h

@@ -0,0 +1,31 @@
+#pragma once
+
+#include "SX126xInterface.h"
+
+#ifdef ARCH_STM32WL
+
+/**
+ * Our adapter for STM32WLE5JC radios
+ */
+class STM32WLE5JCInterface : public SX126xInterface<STM32WLx>
+{
+  public:
+    STM32WLE5JCInterface(LockingArduinoHal *hal, RADIOLIB_PIN_TYPE cs, RADIOLIB_PIN_TYPE irq, RADIOLIB_PIN_TYPE rst,
+                         RADIOLIB_PIN_TYPE busy);
+
+    virtual bool init() override;
+};
+
+// https://github.com/Seeed-Studio/LoRaWan-E5-Node/blob/main/Middlewares/Third_Party/SubGHz_Phy/stm32_radio_driver/radio_driver.c
+static const float tcxoVoltage = 1.7;
+
+/* https://wiki.seeedstudio.com/LoRa-E5_STM32WLE5JC_Module/
+ * Wio-E5 module ONLY transmits through RFO_HP
+ * Receive: PA4=1, PA5=0
+ * Transmit(high output power, SMPS mode): PA4=0, PA5=1 */
+static const RADIOLIB_PIN_TYPE rfswitch_pins[3] = {PA4, PA5, RADIOLIB_NC};
+
+static const Module::RfSwitchMode_t rfswitch_table[4] = {
+    {STM32WLx::MODE_IDLE, {LOW, LOW}}, {STM32WLx::MODE_RX, {HIGH, LOW}}, {STM32WLx::MODE_TX_HP, {LOW, HIGH}}, END_OF_MODE_TABLE};
+
+#endif // ARCH_STM32WL