diff --git a/homeassistant/components/rainmachine/__init__.py b/homeassistant/components/rainmachine/__init__.py
index 544a79c42df..7d3c10636fa 100644
--- a/homeassistant/components/rainmachine/__init__.py
+++ b/homeassistant/components/rainmachine/__init__.py
@@ -7,7 +7,6 @@ from regenmaschine import Client
 from regenmaschine.errors import RainMachineError
 import voluptuous as vol
 
-from homeassistant.config_entries import SOURCE_IMPORT
 from homeassistant.const import (
     ATTR_ATTRIBUTION,
     CONF_IP_ADDRESS,
@@ -33,7 +32,6 @@ from .const import (
     DATA_RESTRICTIONS_UNIVERSAL,
     DATA_ZONES,
     DATA_ZONES_DETAILS,
-    DEFAULT_PORT,
     DEFAULT_SCAN_INTERVAL,
     DEFAULT_ZONE_RUN,
     DOMAIN,
@@ -44,7 +42,6 @@ from .const import (
 
 _LOGGER = logging.getLogger(__name__)
 
-CONF_CONTROLLERS = "controllers"
 CONF_PROGRAM_ID = "program_id"
 CONF_SECONDS = "seconds"
 CONF_ZONE_ID = "zone_id"
@@ -76,50 +73,12 @@ SERVICE_STOP_PROGRAM_SCHEMA = vol.Schema(
 
 SERVICE_STOP_ZONE_SCHEMA = vol.Schema({vol.Required(CONF_ZONE_ID): cv.positive_int})
 
-CONTROLLER_SCHEMA = vol.Schema(
-    {
-        vol.Required(CONF_IP_ADDRESS): cv.string,
-        vol.Required(CONF_PASSWORD): cv.string,
-        vol.Optional(CONF_PORT, default=DEFAULT_PORT): cv.port,
-        vol.Optional(CONF_SSL, default=DEFAULT_SSL): cv.boolean,
-        vol.Optional(CONF_SCAN_INTERVAL, default=DEFAULT_SCAN_INTERVAL): vol.All(
-            cv.time_period, lambda value: value.total_seconds()
-        ),
-        vol.Optional(CONF_ZONE_RUN_TIME, default=DEFAULT_ZONE_RUN): cv.positive_int,
-    }
-)
-
-CONFIG_SCHEMA = vol.Schema(
-    {
-        DOMAIN: vol.Schema(
-            {
-                vol.Required(CONF_CONTROLLERS): vol.All(
-                    cv.ensure_list, [CONTROLLER_SCHEMA]
-                )
-            }
-        )
-    },
-    extra=vol.ALLOW_EXTRA,
-)
+CONFIG_SCHEMA = cv.deprecated(DOMAIN, invalidation_version="0.119")
 
 
 async def async_setup(hass, config):
     """Set up the RainMachine component."""
-    hass.data[DOMAIN] = {}
-    hass.data[DOMAIN][DATA_CLIENT] = {}
-
-    if DOMAIN not in config:
-        return True
-
-    conf = config[DOMAIN]
-
-    for controller in conf[CONF_CONTROLLERS]:
-        hass.async_create_task(
-            hass.config_entries.flow.async_init(
-                DOMAIN, context={"source": SOURCE_IMPORT}, data=controller
-            )
-        )
-
+    hass.data[DOMAIN] = {DATA_CLIENT: {}}
     return True
 
 
diff --git a/homeassistant/components/rainmachine/config_flow.py b/homeassistant/components/rainmachine/config_flow.py
index b6e429f2e83..d942ecccfab 100644
--- a/homeassistant/components/rainmachine/config_flow.py
+++ b/homeassistant/components/rainmachine/config_flow.py
@@ -46,10 +46,6 @@ class RainMachineFlowHandler(config_entries.ConfigFlow, domain=DOMAIN):
             errors=errors if errors else {},
         )
 
-    async def async_step_import(self, import_config):
-        """Import a config entry from configuration.yaml."""
-        return await self.async_step_user(import_config)
-
     async def async_step_user(self, user_input=None):
         """Handle the start of the config flow."""
         if not user_input:
diff --git a/tests/components/rainmachine/test_config_flow.py b/tests/components/rainmachine/test_config_flow.py
index 28de0da39fa..b07e5ab81d3 100644
--- a/tests/components/rainmachine/test_config_flow.py
+++ b/tests/components/rainmachine/test_config_flow.py
@@ -69,38 +69,6 @@ async def test_show_form(hass):
     assert result["step_id"] == "user"
 
 
-async def test_step_import(hass):
-    """Test that the import step works."""
-    conf = {
-        CONF_IP_ADDRESS: "192.168.1.100",
-        CONF_PASSWORD: "password",
-        CONF_PORT: 8080,
-        CONF_SSL: True,
-        CONF_SCAN_INTERVAL: 60,
-    }
-
-    flow = config_flow.RainMachineFlowHandler()
-    flow.hass = hass
-    flow.context = {"source": SOURCE_USER}
-
-    with patch(
-        "regenmaschine.client.Client.load_local",
-        return_value=True,
-    ):
-        result = await flow.async_step_import(import_config=conf)
-
-        assert result["type"] == data_entry_flow.RESULT_TYPE_CREATE_ENTRY
-        assert result["title"] == "192.168.1.100"
-        assert result["data"] == {
-            CONF_IP_ADDRESS: "192.168.1.100",
-            CONF_PASSWORD: "password",
-            CONF_PORT: 8080,
-            CONF_SSL: True,
-            CONF_SCAN_INTERVAL: 60,
-            CONF_ZONE_RUN_TIME: 600,
-        }
-
-
 async def test_step_user(hass):
     """Test that the user step works."""
     conf = {