From c406e1aeede3f747ea2149d16f5b516b9fa4f6ef Mon Sep 17 00:00:00 2001
From: Glenn Waters <glenn@watrs.ca>
Date: Thu, 7 May 2026 14:17:42 -0400
Subject: [PATCH] ElkM1 integration: Add time entity for settings (#170035)

---
 homeassistant/components/elkm1/__init__.py |  1 +
 homeassistant/components/elkm1/time.py     | 66 ++++++++++++++++++++++
 2 files changed, 67 insertions(+)
 create mode 100644 homeassistant/components/elkm1/time.py

diff --git a/homeassistant/components/elkm1/__init__.py b/homeassistant/components/elkm1/__init__.py
index 827da6effa7..712e5206f41 100644
--- a/homeassistant/components/elkm1/__init__.py
+++ b/homeassistant/components/elkm1/__init__.py
@@ -76,6 +76,7 @@ PLATFORMS = [
     Platform.SCENE,
     Platform.SENSOR,
     Platform.SWITCH,
+    Platform.TIME,
 ]
 
 
diff --git a/homeassistant/components/elkm1/time.py b/homeassistant/components/elkm1/time.py
new file mode 100644
index 00000000000..b7453cd231c
--- /dev/null
+++ b/homeassistant/components/elkm1/time.py
@@ -0,0 +1,66 @@
+"""Support for ElkM1 time entities."""
+
+from datetime import time as dt_time
+import logging
+from typing import Any, cast
+
+from elkm1_lib.const import SettingFormat
+from elkm1_lib.elements import Element
+from elkm1_lib.settings import Setting
+
+from homeassistant.components.time import TimeEntity
+from homeassistant.core import HomeAssistant
+from homeassistant.helpers.entity_platform import AddConfigEntryEntitiesCallback
+
+from . import ElkM1ConfigEntry
+from .entity import ElkAttachedEntity, ElkEntity, create_elk_entities
+
+_LOGGER = logging.getLogger(__name__)
+
+
+async def async_setup_entry(
+    hass: HomeAssistant,
+    config_entry: ElkM1ConfigEntry,
+    async_add_entities: AddConfigEntryEntitiesCallback,
+) -> None:
+    """Set up the Elk-M1 time platform."""
+    elk_data = config_entry.runtime_data
+    elk = elk_data.elk
+    entities: list[ElkEntity] = []
+    time_settings = [
+        setting
+        for setting in cast(list[Setting], elk.settings)
+        if setting.value_format == SettingFormat.TIME_OF_DAY
+    ]
+
+    create_elk_entities(
+        elk_data,
+        time_settings,
+        "setting",
+        ElkTimeSetting,
+        entities,
+    )
+    async_add_entities(entities)
+
+
+class ElkTimeSetting(ElkAttachedEntity, TimeEntity):
+    """Representation of an Elk-M1 Time Setting."""
+
+    _element: Setting
+
+    def _element_changed(self, element: Element, changeset: dict[str, Any]) -> None:
+        value = self._element.value
+        # Guard against the panel possibly changing the underlying
+        # type without us knowing about the change
+        if isinstance(value, tuple):
+            self._attr_native_value = dt_time(hour=value[0], minute=value[1])
+        else:
+            self._attr_available = False
+            _LOGGER.warning(
+                "Setting type for '%s' differs between the ElkM1 and the entity. Restart the integration to fix",
+                self.entity_id,
+            )
+
+    async def async_set_value(self, value: dt_time) -> None:
+        """Set the time of the setting."""
+        self._element.set((value.hour, value.minute))