feat(esp_modem): example add esp32p4 usb support

1. support ec20 cat.4 module in example modem_console and pppos_client
2. support esp32p4 in example modem_console and pppos_client

components/esp_modem/examples/modem_console/README.md

@@ -16,9 +16,9 @@ class.
 
 ### USB DTE support
 
-For USB enabled targets (ESP32-S2 and ESP32-S3), it is possible to connect to the modem device via USB.
+For USB enabled targets (ESP32-S2, ESP32-S3, or ESP32-P4), it is possible to connect to the modem device via USB.
 1. In menuconfig, navigate to `Example Configuration->Type of serial connection to the modem` and choose `USB`.
-2. Connect the modem USB signals to pin 19 (DATA-) and 20 (DATA+) on your ESP chip.
+2. Connect the modem USB signals to your ESP chip (pin 19 (DATA-) and 20 (DATA+) for ESP32-S2/S3).
 
 USB example uses Quactel BG96 modem device. BG96 needs a positive pulse on its PWK pin to boot-up.
 

components/esp_modem/examples/modem_console/main/Kconfig.projbuild

@@ -10,7 +10,7 @@ menu "Example Configuration"
                 Connect to modem via UART.
         config EXAMPLE_SERIAL_CONFIG_USB
             bool "USB"
-            depends on IDF_TARGET_ESP32S2 || IDF_TARGET_ESP32S3
+            depends on IDF_TARGET_ESP32S2 || IDF_TARGET_ESP32S3 || IDF_TARGET_ESP32P4
             help
                 Connect to modem via USB (CDC-ACM class). For IDF version >= 4.4.
     endchoice
@@ -36,6 +36,11 @@ menu "Example Configuration"
             bool "BG96"
             help
                 Quectel BG96 is a series of LTE Cat M1/Cat NB1/EGPRS module.
+        config EXAMPLE_MODEM_DEVICE_EC20
+            depends on EXAMPLE_SERIAL_CONFIG_USB
+            bool "EC20"
+            help
+                Quectel EC20 is a series of LTE Cat M4 module.
         config EXAMPLE_MODEM_DEVICE_SIM7000
             depends on EXAMPLE_SERIAL_CONFIG_UART
             bool "SIM7000"

components/esp_modem/examples/modem_console/main/idf_component.yml

@@ -6,7 +6,7 @@ dependencies:
     version: "^1.0.0"
     override_path: "../../../"
   espressif/esp_modem_usb_dte:
-    version: "^1.1.0"
+    version: "^1.2.0"
     rules:
       - if: "idf_version >=4.4"
-      - if: "target in [esp32s2, esp32s3]"
+      - if: "target in [esp32s2, esp32s3, esp32p4]"

components/esp_modem/examples/modem_console/main/modem_console_main.cpp

@@ -160,6 +160,9 @@ extern "C" void app_main(void)
 #if CONFIG_EXAMPLE_MODEM_DEVICE_BG96 == 1
         ESP_LOGI(TAG, "Initializing esp_modem for the BG96 module...");
         struct esp_modem_usb_term_config usb_config = ESP_MODEM_BG96_USB_CONFIG();
+#elif CONFIG_EXAMPLE_MODEM_DEVICE_EC20 == 1
+        ESP_LOGI(TAG, "Initializing esp_modem for the EC20 module...");
+        struct esp_modem_usb_term_config usb_config = ESP_MODEM_EC20_USB_CONFIG();
 #elif CONFIG_EXAMPLE_MODEM_DEVICE_SIM7600 == 1
         ESP_LOGI(TAG, "Initializing esp_modem for the SIM7600 module...");
         struct esp_modem_usb_term_config usb_config = ESP_MODEM_SIM7600_USB_CONFIG();
@@ -180,7 +183,7 @@ extern "C" void app_main(void)
         });
 #if CONFIG_EXAMPLE_MODEM_DEVICE_BG96 == 1
         std::unique_ptr<DCE> dce = create_BG96_dce(&dce_config, dte, esp_netif);
-#elif CONFIG_EXAMPLE_MODEM_DEVICE_SIM7600 == 1 || CONFIG_EXAMPLE_MODEM_DEVICE_A7670 == 1
+#elif CONFIG_EXAMPLE_MODEM_DEVICE_SIM7600 == 1 || CONFIG_EXAMPLE_MODEM_DEVICE_A7670 == 1 || CONFIG_EXAMPLE_MODEM_DEVICE_EC20 == 1
         std::unique_ptr<DCE> dce = create_SIM7600_dce(&dce_config, dte, esp_netif);
 #else
 #error USB modem not selected

components/esp_modem/examples/modem_console/sdkconfig.ci.usb_p4

@@ -0,0 +1,2 @@
+CONFIG_IDF_TARGET="esp32p4"
+CONFIG_EXAMPLE_SERIAL_CONFIG_USB=y

components/esp_modem/examples/pppos_client/README.md

@@ -11,9 +11,9 @@ See the README.md file in the upper level `pppos` directory for more information
 
 ### USB DTE support
 
-For USB enabled targets (ESP32-S2 and ESP32-S3), it is possible to connect to the modem device via USB.
+For USB enabled targets (ESP32-S2, ESP32-S3, or ESP32-P4), it is possible to connect to the modem device via USB.
 1. In menuconfig, navigate to `Example Configuration->Type of serial connection to the modem` and choose `USB`.
-2. Connect the modem USB signals to pin 19 (DATA-) and 20 (DATA+) on your ESP chip.
+2. Connect the modem USB signals to your ESP chip (pin 19 (DATA-) and 20 (DATA+) for ESP32-S2/S3).
 
 USB example uses Quactel BG96 modem device. BG96 needs a positive pulse on its PWK pin to boot-up.
 

components/esp_modem/examples/pppos_client/main/Kconfig.projbuild

@@ -9,7 +9,7 @@ menu "Example Configuration"
                 Connect to modem via UART.
         config EXAMPLE_SERIAL_CONFIG_USB
             bool "USB"
-            depends on IDF_TARGET_ESP32S2 || IDF_TARGET_ESP32S3
+            depends on IDF_TARGET_ESP32S2 || IDF_TARGET_ESP32S3 || IDF_TARGET_ESP32P4
             help
                 Connect to modem via USB (CDC-ACM class). For IDF version >= 4.4.
     endchoice
@@ -29,6 +29,11 @@ menu "Example Configuration"
             bool "BG96"
             help
                 Quectel BG96 is a series of LTE Cat M1/Cat NB1/EGPRS module.
+        config EXAMPLE_MODEM_DEVICE_EC20
+            depends on EXAMPLE_SERIAL_CONFIG_USB
+            bool "EC20"
+            help
+                Quectel EC20 is a series of LTE Cat M4 module.
         config EXAMPLE_MODEM_DEVICE_SIM7000
             depends on EXAMPLE_SERIAL_CONFIG_UART
             bool "SIM7000"

components/esp_modem/examples/pppos_client/main/idf_component.yml

@@ -6,7 +6,7 @@ dependencies:
     version: "^1.0.0"
     override_path: "../../../"
   espressif/esp_modem_usb_dte:
-    version: "^1.1.0"
+    version: "^1.2.0"
     rules:
       - if: "idf_version >=4.4"
-      - if: "target in [esp32s2, esp32s3]"
+      - if: "target in [esp32s2, esp32s3, esp32p4]"

components/esp_modem/examples/pppos_client/main/pppos_client_main.c

@@ -219,6 +219,10 @@ void app_main(void)
         ESP_LOGI(TAG, "Initializing esp_modem for the BG96 module...");
         struct esp_modem_usb_term_config usb_config = ESP_MODEM_BG96_USB_CONFIG();
         esp_modem_dce_device_t usb_dev_type = ESP_MODEM_DCE_BG96;
+#elif CONFIG_EXAMPLE_MODEM_DEVICE_EC20 == 1
+        ESP_LOGI(TAG, "Initializing esp_modem for the EC20 module...");
+        struct esp_modem_usb_term_config usb_config = ESP_MODEM_EC20_USB_CONFIG();
+        esp_modem_dce_device_t usb_dev_type = ESP_MODEM_DCE_EC20;
 #elif CONFIG_EXAMPLE_MODEM_DEVICE_SIM7600 == 1
         ESP_LOGI(TAG, "Initializing esp_modem for the SIM7600 module...");
         struct esp_modem_usb_term_config usb_config = ESP_MODEM_SIM7600_USB_CONFIG();

components/esp_modem/examples/pppos_client/sdkconfig.ci.usb_p4

@@ -0,0 +1,2 @@
+CONFIG_IDF_TARGET="esp32p4"
+CONFIG_EXAMPLE_SERIAL_CONFIG_USB=y

components/esp_modem/include/esp_modem_c_api_types.h

@@ -52,6 +52,7 @@ typedef enum esp_modem_dce_device {
     ESP_MODEM_DCE_SIM7070,
     ESP_MODEM_DCE_SIM7000,
     ESP_MODEM_DCE_BG96,
+    ESP_MODEM_DCE_EC20,
     ESP_MODEM_DCE_SIM800,
     ESP_MODEM_DCE_CUSTOM
 } esp_modem_dce_device_t;