Add Pico2W variant including Wifi support. (#6062)

arch/rp2xx0/rp2350.ini

@@ -1,8 +1,8 @@
 ; Common settings for rp2040 Processor based targets
 [rp2350_base]
-platform = https://github.com/maxgerhardt/platform-raspberrypi.git#19e30129fb1428b823be585c787dcb4ac0d9014c ; For arduino-pico >=4.2.1
+platform = https://github.com/maxgerhardt/platform-raspberrypi.git#76ecf3c7e9dd4503af0331154c4ca1cddc4b03e5 ; For arduino-pico >= 4.4.3
 extends = arduino_base
-platform_packages = framework-arduinopico@https://github.com/earlephilhower/arduino-pico.git#6024e9a7e82a72e38dd90f42029ba3748835eb2e ; 4.3.0 with fix MDNS
+platform_packages = framework-arduinopico@https://github.com/earlephilhower/arduino-pico.git#4.4.3
 
 board_build.core = earlephilhower
 board_build.filesystem_size = 0.5m
@@ -10,7 +10,6 @@ build_flags =
   ${arduino_base.build_flags} -Wno-unused-variable -Wcast-align
   -Isrc/platform/rp2xx0
   -D__PLAT_RP2350__
-#  -D _POSIX_THREADS
 build_src_filter = 
   ${arduino_base.build_src_filter} -<platform/esp32/> -<nimble/> -<modules/esp32> -<platform/nrf52/> -<platform/stm32wl> -<mesh/eth/> -<mesh/wifi/> -<mesh/http/> -<mesh/raspihttp> -<platform/rp2xx0/pico_sleep> -<platform/rp2xx0/hardware_rosc>
 

src/mesh/api/ServerAPI.cpp

@@ -51,6 +51,8 @@ template <class T, class U> int32_t APIServerPort<T, U>::runOnce()
 #else
     auto client = U::available();
 #endif
+#elif defined(ARCH_RP2040)
+    auto client = U::accept();
 #else
     auto client = U::available();
 #endif
@@ -78,4 +80,4 @@ template <class T, class U> int32_t APIServerPort<T, U>::runOnce()
     waitTime = 100;
 #endif
     return 100; // only check occasionally for incoming connections
-}
+}

variants/rpipico2/platformio.ini

@@ -9,7 +9,7 @@ build_flags = ${rp2350_base.build_flags}
   -Ivariants/rpipico2
   -DDEBUG_RP2040_PORT=Serial
   -DHW_SPI1_DEVICE
-  -L "${platformio.libdeps_dir}/${this.__env__}/bsec2/src/cortex-m0plus"
+  -L "${platformio.libdeps_dir}/${this.__env__}/bsec2/src/cortex-m33"
 lib_deps =
   ${rp2350_base.lib_deps}
 debug_build_flags = ${rp2350_base.build_flags}, -g

variants/rpipico2w/platformio.ini

@@ -0,0 +1,30 @@
+[env:pico2w]
+extends = rp2350_base
+board = rpipico2w
+upload_protocol = jlink
+# debug settings for external openocd with RP2040 support (custom build)
+debug_tool = custom
+debug_init_cmds =
+  target extended-remote localhost:3333
+  $INIT_BREAK
+  monitor reset halt
+  $LOAD_CMDS
+  monitor init
+  monitor reset halt
+
+# add our variants files to the include and src paths
+build_flags = ${rp2350_base.build_flags} 
+  -DRPI_PICO2
+  -Ivariants/rpipico2w
+#  -DDEBUG_RP2040_PORT=Serial
+  -DHW_SPI1_DEVICE
+  -DARDUINO_RASPBERRY_PI_PICO_2W
+  -DARDUINO_ARCH_RP2040
+  -DHAS_WIFI=1
+  -L "${platformio.libdeps_dir}/${this.__env__}/bsec2/src/cortex-m33"
+  -fexceptions  # for exception handling in MQTT
+build_src_filter = ${rp2350_base.build_src_filter} +<mesh/wifi/>
+lib_deps =
+  ${rp2350_base.lib_deps}
+  ${networking_base.lib_deps}
+debug_build_flags = ${rp2350_base.build_flags}, -g

variants/rpipico2w/variant.h

@@ -0,0 +1,52 @@
+// #define RADIOLIB_CUSTOM_ARDUINO 1
+// #define RADIOLIB_TONE_UNSUPPORTED 1
+// #define RADIOLIB_SOFTWARE_SERIAL_UNSUPPORTED 1
+
+#define ARDUINO_ARCH_AVR
+
+#ifndef HAS_WIFI
+#define HAS_WIFI 1
+#endif
+
+// default I2C pins:
+// SDA = 4
+// SCL = 5
+
+// Recommended pins for SerialModule:
+// txd = 8
+// rxd = 9
+
+#define EXT_NOTIFY_OUT 22
+#define BUTTON_PIN 17
+
+#define BATTERY_PIN 26
+// ratio of voltage divider = 3.0 (R17=200k, R18=100k)
+#define ADC_MULTIPLIER 3.1 // 3.0 + a bit for being optimistic
+#define BATTERY_SENSE_RESOLUTION_BITS ADC_RESOLUTION
+
+#define USE_SX1262
+
+#undef LORA_SCK
+#undef LORA_MISO
+#undef LORA_MOSI
+#undef LORA_CS
+
+#define LORA_SCK 10
+#define LORA_MISO 12
+#define LORA_MOSI 11
+#define LORA_CS 3
+
+#define LORA_DIO0 RADIOLIB_NC
+#define LORA_RESET 15
+#define LORA_DIO1 20
+#define LORA_DIO2 2
+#define LORA_DIO3 RADIOLIB_NC
+
+#ifdef USE_SX1262
+#define SX126X_CS LORA_CS
+#define SX126X_DIO1 LORA_DIO1
+#define SX126X_BUSY LORA_DIO2
+#define SX126X_RESET LORA_RESET
+#define SX126X_DIO2_AS_RF_SWITCH
+#define SX126X_DIO3_TCXO_VOLTAGE 1.8
+#endif