diff --git a/homeassistant/components/device_automation/__init__.py b/homeassistant/components/device_automation/__init__.py
index 99629f3dd23..0a1ec495e70 100644
--- a/homeassistant/components/device_automation/__init__.py
+++ b/homeassistant/components/device_automation/__init__.py
@@ -189,22 +189,6 @@ def _async_set_entity_device_automation_metadata(
     automation["metadata"]["secondary"] = bool(entry.entity_category or entry.hidden_by)
 
 
-async def _async_get_automation_for_device(
-    hass: HomeAssistant,
-    platform: DeviceAutomationPlatformType,
-    function_name: str,
-    device_id: str,
-) -> list[dict[str, Any]]:
-    """List device automations."""
-    automations = getattr(platform, function_name)(hass, device_id)
-    if asyncio.iscoroutine(automations):
-        # Using a coroutine to get device automations is deprecated
-        # enable warning when core is fully migrated
-        # then remove in Home Assistant Core xxxx.xx
-        return await automations  # type: ignore[no-any-return]
-    return automations  # type: ignore[no-any-return]
-
-
 async def _async_get_device_automations_from_domain(
     hass: HomeAssistant,
     domain: str,
@@ -224,7 +208,7 @@ async def _async_get_device_automations_from_domain(
 
     return await asyncio.gather(  # type: ignore[no-any-return]
         *(
-            _async_get_automation_for_device(hass, platform, function_name, device_id)
+            getattr(platform, function_name)(hass, device_id)
             for device_id in device_ids
         ),
         return_exceptions=return_exceptions,
@@ -310,12 +294,7 @@ async def _async_get_device_automation_capabilities(
         return {}
 
     try:
-        capabilities = getattr(platform, function_name)(hass, automation)
-        if asyncio.iscoroutine(capabilities):
-            # Using a coroutine to get device automation capabitilites is deprecated
-            # enable warning when core is fully migrated
-            # then remove in Home Assistant Core xxxx.xx
-            capabilities = await capabilities
+        capabilities = await getattr(platform, function_name)(hass, automation)
     except InvalidDeviceAutomationConfig:
         return {}
 
diff --git a/homeassistant/components/device_automation/action.py b/homeassistant/components/device_automation/action.py
index 5737fbc5bf3..081b6bb283a 100644
--- a/homeassistant/components/device_automation/action.py
+++ b/homeassistant/components/device_automation/action.py
@@ -1,7 +1,6 @@
 """Device action validator."""
 from __future__ import annotations
 
-from collections.abc import Awaitable
 from typing import Any, Protocol, cast
 
 import voluptuous as vol
@@ -36,14 +35,14 @@ class DeviceAutomationActionProtocol(Protocol):
     ) -> None:
         """Execute a device action."""
 
-    def async_get_action_capabilities(
+    async def async_get_action_capabilities(
         self, hass: HomeAssistant, config: ConfigType
-    ) -> dict[str, vol.Schema] | Awaitable[dict[str, vol.Schema]]:
+    ) -> dict[str, vol.Schema]:
         """List action capabilities."""
 
-    def async_get_actions(
+    async def async_get_actions(
         self, hass: HomeAssistant, device_id: str
-    ) -> list[dict[str, Any]] | Awaitable[list[dict[str, Any]]]:
+    ) -> list[dict[str, Any]]:
         """List actions."""
 
 
diff --git a/homeassistant/components/device_automation/condition.py b/homeassistant/components/device_automation/condition.py
index 1f1f8e94832..d656908f4be 100644
--- a/homeassistant/components/device_automation/condition.py
+++ b/homeassistant/components/device_automation/condition.py
@@ -1,7 +1,6 @@
 """Validate device conditions."""
 from __future__ import annotations
 
-from collections.abc import Awaitable
 from typing import TYPE_CHECKING, Any, Protocol, cast
 
 import voluptuous as vol
@@ -36,14 +35,14 @@ class DeviceAutomationConditionProtocol(Protocol):
     ) -> condition.ConditionCheckerType:
         """Evaluate state based on configuration."""
 
-    def async_get_condition_capabilities(
+    async def async_get_condition_capabilities(
         self, hass: HomeAssistant, config: ConfigType
-    ) -> dict[str, vol.Schema] | Awaitable[dict[str, vol.Schema]]:
+    ) -> dict[str, vol.Schema]:
         """List condition capabilities."""
 
-    def async_get_conditions(
+    async def async_get_conditions(
         self, hass: HomeAssistant, device_id: str
-    ) -> list[dict[str, Any]] | Awaitable[list[dict[str, Any]]]:
+    ) -> list[dict[str, Any]]:
         """List conditions."""
 
 
diff --git a/homeassistant/components/device_automation/trigger.py b/homeassistant/components/device_automation/trigger.py
index c5f42b3e813..eb39ec383af 100644
--- a/homeassistant/components/device_automation/trigger.py
+++ b/homeassistant/components/device_automation/trigger.py
@@ -1,7 +1,6 @@
 """Offer device oriented automation."""
 from __future__ import annotations
 
-from collections.abc import Awaitable
 from typing import Any, Protocol, cast
 
 import voluptuous as vol
@@ -46,14 +45,14 @@ class DeviceAutomationTriggerProtocol(Protocol):
     ) -> CALLBACK_TYPE:
         """Attach a trigger."""
 
-    def async_get_trigger_capabilities(
+    async def async_get_trigger_capabilities(
         self, hass: HomeAssistant, config: ConfigType
-    ) -> dict[str, vol.Schema] | Awaitable[dict[str, vol.Schema]]:
+    ) -> dict[str, vol.Schema]:
         """List trigger capabilities."""
 
-    def async_get_triggers(
+    async def async_get_triggers(
         self, hass: HomeAssistant, device_id: str
-    ) -> list[dict[str, Any]] | Awaitable[list[dict[str, Any]]]:
+    ) -> list[dict[str, Any]]:
         """List triggers."""