[esp32_hosted] Add support for remote wifi (#8833)

Co-authored-by: Jesse Hills <3060199+jesserockz@users.noreply.github.com>

esphome/components/esp32_hosted/__init__.py

@@ -0,0 +1,101 @@
+import os
+
+from esphome import pins
+from esphome.components import esp32
+import esphome.config_validation as cv
+from esphome.const import (
+    CONF_CLK_PIN,
+    CONF_RESET_PIN,
+    CONF_VARIANT,
+    KEY_CORE,
+    KEY_FRAMEWORK_VERSION,
+)
+from esphome.core import CORE
+
+CODEOWNERS = ["@swoboda1337"]
+
+CONF_ACTIVE_HIGH = "active_high"
+CONF_CMD_PIN = "cmd_pin"
+CONF_D0_PIN = "d0_pin"
+CONF_D1_PIN = "d1_pin"
+CONF_D2_PIN = "d2_pin"
+CONF_D3_PIN = "d3_pin"
+CONF_SLOT = "slot"
+
+CONFIG_SCHEMA = cv.All(
+    cv.Schema(
+        {
+            cv.Required(CONF_VARIANT): cv.one_of(*esp32.VARIANTS, upper=True),
+            cv.Required(CONF_ACTIVE_HIGH): cv.boolean,
+            cv.Required(CONF_CLK_PIN): pins.internal_gpio_output_pin_number,
+            cv.Required(CONF_CMD_PIN): pins.internal_gpio_output_pin_number,
+            cv.Required(CONF_D0_PIN): pins.internal_gpio_output_pin_number,
+            cv.Required(CONF_D1_PIN): pins.internal_gpio_output_pin_number,
+            cv.Required(CONF_D2_PIN): pins.internal_gpio_output_pin_number,
+            cv.Required(CONF_D3_PIN): pins.internal_gpio_output_pin_number,
+            cv.Required(CONF_RESET_PIN): pins.internal_gpio_output_pin_number,
+            cv.Optional(CONF_SLOT, default=1): cv.int_range(min=0, max=1),
+        }
+    ),
+)
+
+
+async def to_code(config):
+    if config[CONF_ACTIVE_HIGH]:
+        esp32.add_idf_sdkconfig_option(
+            "CONFIG_ESP_HOSTED_SDIO_RESET_ACTIVE_HIGH",
+            True,
+        )
+    else:
+        esp32.add_idf_sdkconfig_option(
+            "CONFIG_ESP_HOSTED_SDIO_RESET_ACTIVE_LOW",
+            True,
+        )
+    esp32.add_idf_sdkconfig_option(
+        "CONFIG_ESP_HOSTED_SDIO_GPIO_RESET_SLAVE",  # NOLINT
+        config[CONF_RESET_PIN],
+    )
+    esp32.add_idf_sdkconfig_option(
+        f"CONFIG_SLAVE_IDF_TARGET_{config[CONF_VARIANT]}",  # NOLINT
+        True,
+    )
+    esp32.add_idf_sdkconfig_option(
+        f"CONFIG_ESP_HOSTED_SDIO_SLOT_{config[CONF_SLOT]}",
+        True,
+    )
+    esp32.add_idf_sdkconfig_option(
+        f"CONFIG_ESP_HOSTED_PRIV_SDIO_PIN_CLK_SLOT_{config[CONF_SLOT]}",
+        config[CONF_CLK_PIN],
+    )
+    esp32.add_idf_sdkconfig_option(
+        f"CONFIG_ESP_HOSTED_PRIV_SDIO_PIN_CMD_SLOT_{config[CONF_SLOT]}",
+        config[CONF_CMD_PIN],
+    )
+    esp32.add_idf_sdkconfig_option(
+        f"CONFIG_ESP_HOSTED_PRIV_SDIO_PIN_D0_SLOT_{config[CONF_SLOT]}",
+        config[CONF_D0_PIN],
+    )
+    esp32.add_idf_sdkconfig_option(
+        f"CONFIG_ESP_HOSTED_PRIV_SDIO_PIN_D1_4BIT_BUS_SLOT_{config[CONF_SLOT]}",
+        config[CONF_D1_PIN],
+    )
+    esp32.add_idf_sdkconfig_option(
+        f"CONFIG_ESP_HOSTED_PRIV_SDIO_PIN_D2_4BIT_BUS_SLOT_{config[CONF_SLOT]}",
+        config[CONF_D2_PIN],
+    )
+    esp32.add_idf_sdkconfig_option(
+        f"CONFIG_ESP_HOSTED_PRIV_SDIO_PIN_D3_4BIT_BUS_SLOT_{config[CONF_SLOT]}",
+        config[CONF_D3_PIN],
+    )
+    esp32.add_idf_sdkconfig_option("CONFIG_ESP_HOSTED_CUSTOM_SDIO_PINS", True)
+
+    framework_ver: cv.Version = CORE.data[KEY_CORE][KEY_FRAMEWORK_VERSION]
+    os.environ["ESP_IDF_VERSION"] = f"{framework_ver.major}.{framework_ver.minor}"
+    esp32.add_idf_component(name="espressif/esp_wifi_remote", ref="0.10.2")
+    esp32.add_idf_component(name="espressif/eppp_link", ref="0.2.0")
+    esp32.add_idf_component(name="espressif/esp_hosted", ref="2.0.11")
+    esp32.add_extra_script(
+        "post",
+        "esp32_hosted.py",
+        os.path.join(os.path.dirname(__file__), "esp32_hosted.py.script"),
+    )

esphome/components/esp32_hosted/esp32_hosted.py.script

@@ -0,0 +1,12 @@
+# pylint: disable=E0602
+Import("env")  # noqa
+
+# Workaround whole archive issue
+if "__LIB_DEPS" in env and "libespressif__esp_hosted.a" in env["__LIB_DEPS"]:
+    env.Append(
+        LINKFLAGS=[
+            "-Wl,--whole-archive",
+            env["BUILD_DIR"] + "/esp-idf/espressif__esp_hosted/libespressif__esp_hosted.a",
+            "-Wl,--no-whole-archive",
+        ]
+    )