Initial Support for RP2040 platform (#3284)

Co-authored-by: Paulus Schoutsen <balloob@gmail.com>

tests/README.md

@@ -24,3 +24,4 @@ Current test_.yaml file contents.
 | test3.yaml | ESP8266 | wifi | N/A
 | test4.yaml | ESP32 | ethernet | None
 | test5.yaml | ESP32 | wifi | ble_server
+| test6.yaml | RP2040 | wifi | N/A

tests/dummy_main.cpp

@@ -13,8 +13,9 @@ using namespace esphome;
 
 void setup() {
   App.pre_setup("livingroom", __DATE__ ", " __TIME__, false);
-  auto *log = new logger::Logger(115200, 512, logger::UART_SELECTION_UART0);  // NOLINT
+  auto *log = new logger::Logger(115200, 512);  // NOLINT
   log->pre_setup();
+  log->set_uart_selection(logger::UART_SELECTION_UART0);
   App.register_component(log);
 
   auto *wifi = new wifi::WiFiComponent();  // NOLINT

tests/test6.yaml

@@ -0,0 +1,39 @@
+---
+esphome:
+  name: test6
+  project:
+    name: esphome.test6_project
+    version: "1.0.0"
+
+rp2040:
+  board: rpipicow
+  framework:
+    # Waiting for https://github.com/platformio/platform-raspberrypi/pull/36
+    platform_version: https://github.com/maxgerhardt/platform-raspberrypi.git
+
+
+wifi:
+  networks:
+    - ssid: "MySSID"
+      password: "password1"
+
+api:
+
+ota:
+
+logger:
+
+binary_sensor:
+  - platform: gpio
+    pin: GPIO5
+    id: pin_5_button
+
+output:
+  - platform: gpio
+    pin: GPIO4
+    id: pin_4
+
+switch:
+  - platform: output
+    output: pin_4
+    id: pin_4_switch