use platformio upload

esphome/__main__.py

@@ -298,45 +298,13 @@ def upload_using_platformio(config, port):
     return platformio_api.run_platformio_cli_run(config, CORE.verbose, *upload_args)
 
 
-def update_progress(progress=0, done=False, log_message=""):
+def nrf52_upload_using_platformio(config, port):
-    import click
-
-    del done, log_message  # Unused parameters
-    if progress == 0:
-        return
-
-    if progress % 40 == 0:
-        click.echo("#", nl=True)
-    else:
-        click.echo("#", nl=False)
-
-
-def upload_adafruit_nrfutil(config, port):
     from esphome import platformio_api
-    from pathlib import Path
-    from nordicsemi.dfu.dfu_transport_serial import DfuTransportSerial
-    from nordicsemi.dfu.dfu_transport import DfuEvent
-    from nordicsemi.dfu.dfu import Dfu
-    import serial
 
-    idedata = platformio_api.get_idedata(config)
+    upload_args = ["-t", "upload"]
-    dfu_package = str(Path(idedata.firmware_elf_path).with_suffix(".zip"))
+    if port is not None:
-    ser = serial.Serial(port, 2400)
+        upload_args += ["--upload-port", port]
-    time.sleep(DfuTransportSerial.SERIAL_PORT_OPEN_WAIT_TIME)
+    return platformio_api.run_platformio_cli_run(config, CORE.verbose, *upload_args)
-    ser.setDTR(True)
-    time.sleep(DfuTransportSerial.DTR_RESET_WAIT_TIME)
-    ser.close()
-
-    time.sleep(2)
-
-    serial_backend = DfuTransportSerial(port)
-    serial_backend.register_events_callback(DfuEvent.PROGRESS_EVENT, update_progress)
-    dfu = Dfu(dfu_package, dfu_transport=serial_backend)
-
-    try:
-        dfu.dfu_send_images()
-    except Exception as e:
-        raise EsphomeError(f"Unable to send image: {e}")
 
 
 def upload_program(config, args, host):
@@ -352,7 +320,7 @@ def upload_program(config, args, host):
             return upload_using_platformio(config, host)
 
         if CORE.target_platform in (PLATFORM_NRF52):
-            return upload_adafruit_nrfutil(config, host)
+            return nrf52_upload_using_platformio(config, host)
 
         raise EsphomeError(f"Unknown target platform: {CORE.target_platform}")
 

esphome/components/dfu/dfu.cpp

@@ -10,12 +10,12 @@ void __wrap_tud_cdc_line_state_cb(uint8_t itf, bool dtr, bool rts) {
 
   // DTR = false is counted as disconnected
   if (!dtr) {
-    // touch2400 only with first CDC instance (Serial)
+    // touch1200 only with first CDC instance (Serial)
     if (itf == 0) {
       cdc_line_coding_t coding;
       tud_cdc_get_line_coding(&coding);
 
-      if (coding.bit_rate == 2400) {
+      if (coding.bit_rate == 1200) {
         goto_dfu = true;
       }
     }

esphome/components/nrf52/__init__.py

@@ -81,3 +81,6 @@ async def to_code(config):
     cg.add_platformio_option("platform", conf[CONF_PLATFORM_VERSION])
     # make sure that firmware.zip is created
     cg.add_platformio_option("board_upload.protocol", "nrfutil")
+    cg.add_platformio_option("board_upload.use_1200bps_touch", "true")
+    cg.add_platformio_option("board_upload.require_upload_port", "true")
+    cg.add_platformio_option("board_upload.wait_for_upload_port", "true")

esphome/components/nrf52/core.cpp

@@ -23,6 +23,8 @@ void arch_init() {
 }
 void arch_feed_wdt() { /* TODO */ }
 
+void arch_restart() { /* TODO */ }
+
 void nrf52GetMacAddr(uint8_t *mac)
 {
     const uint8_t *src = (const uint8_t *)NRF_FICR->DEVICEADDR;