From c7cb26cbab25e55cb6beae753e59e12145804895 Mon Sep 17 00:00:00 2001
From: epenet <6771947+epenet@users.noreply.github.com>
Date: Mon, 10 Jan 2022 10:30:47 +0100
Subject: [PATCH] Use Platform enum in load_platform [a-l] (#63750)

---
 .../components/android_ip_webcam/__init__.py         | 11 +++++++----
 homeassistant/components/aws/__init__.py             |  5 ++++-
 homeassistant/components/circuit/__init__.py         |  6 ++++--
 homeassistant/components/cloud/__init__.py           | 11 ++++++++---
 homeassistant/components/comfoconnect/__init__.py    |  3 ++-
 homeassistant/components/ebusd/__init__.py           |  3 ++-
 homeassistant/components/ecoal_boiler/__init__.py    |  5 +++--
 homeassistant/components/ecovacs/__init__.py         |  9 +++++++--
 homeassistant/components/egardia/__init__.py         |  5 +++--
 homeassistant/components/eight_sleep/__init__.py     |  9 +++++++--
 homeassistant/components/energy/__init__.py          |  3 ++-
 homeassistant/components/envisalink/__init__.py      |  7 ++++---
 homeassistant/components/evohome/__init__.py         |  7 +++++--
 homeassistant/components/fastdotcom/__init__.py      |  6 ++++--
 .../components/generic_hygrostat/__init__.py         |  4 ++--
 homeassistant/components/google/__init__.py          |  5 +++--
 .../components/greeneye_monitor/__init__.py          |  3 ++-
 homeassistant/components/homeworks/__init__.py       |  3 ++-
 homeassistant/components/ios/__init__.py             |  2 +-
 homeassistant/components/jewish_calendar/__init__.py |  8 +++++---
 homeassistant/components/knx/__init__.py             |  2 +-
 homeassistant/components/lightwave/__init__.py       | 12 +++++++++---
 22 files changed, 87 insertions(+), 42 deletions(-)

diff --git a/homeassistant/components/android_ip_webcam/__init__.py b/homeassistant/components/android_ip_webcam/__init__.py
index 7ea5d3c774e..d5bc3db45f8 100644
--- a/homeassistant/components/android_ip_webcam/__init__.py
+++ b/homeassistant/components/android_ip_webcam/__init__.py
@@ -17,6 +17,7 @@ from homeassistant.const import (
     CONF_SWITCHES,
     CONF_TIMEOUT,
     CONF_USERNAME,
+    Platform,
 )
 from homeassistant.core import HomeAssistant, callback
 from homeassistant.helpers import discovery
@@ -246,14 +247,16 @@ async def async_setup(hass: HomeAssistant, config: ConfigType) -> bool:
             mjpeg_camera.update({CONF_USERNAME: username, CONF_PASSWORD: password})
 
         hass.async_create_task(
-            discovery.async_load_platform(hass, "camera", "mjpeg", mjpeg_camera, config)
+            discovery.async_load_platform(
+                hass, Platform.CAMERA, "mjpeg", mjpeg_camera, config
+            )
         )
 
         if sensors:
             hass.async_create_task(
                 discovery.async_load_platform(
                     hass,
-                    "sensor",
+                    Platform.SENSOR,
                     DOMAIN,
                     {CONF_NAME: name, CONF_HOST: host, CONF_SENSORS: sensors},
                     config,
@@ -264,7 +267,7 @@ async def async_setup(hass: HomeAssistant, config: ConfigType) -> bool:
             hass.async_create_task(
                 discovery.async_load_platform(
                     hass,
-                    "switch",
+                    Platform.SWITCH,
                     DOMAIN,
                     {CONF_NAME: name, CONF_HOST: host, CONF_SWITCHES: switches},
                     config,
@@ -275,7 +278,7 @@ async def async_setup(hass: HomeAssistant, config: ConfigType) -> bool:
             hass.async_create_task(
                 discovery.async_load_platform(
                     hass,
-                    "binary_sensor",
+                    Platform.BINARY_SENSOR,
                     DOMAIN,
                     {CONF_HOST: host, CONF_NAME: name},
                     config,
diff --git a/homeassistant/components/aws/__init__.py b/homeassistant/components/aws/__init__.py
index b035acc4f66..1a6a26f0695 100644
--- a/homeassistant/components/aws/__init__.py
+++ b/homeassistant/components/aws/__init__.py
@@ -13,6 +13,7 @@ from homeassistant.const import (
     CONF_NAME,
     CONF_PROFILE_NAME,
     CONF_SERVICE,
+    Platform,
 )
 from homeassistant.core import HomeAssistant
 from homeassistant.helpers import config_validation as cv, discovery
@@ -149,7 +150,9 @@ async def async_setup_entry(hass: HomeAssistant, entry: ConfigEntry) -> bool:
     # have to use discovery to load platform.
     for notify_config in conf[CONF_NOTIFY]:
         hass.async_create_task(
-            discovery.async_load_platform(hass, "notify", DOMAIN, notify_config, config)
+            discovery.async_load_platform(
+                hass, Platform.NOTIFY, DOMAIN, notify_config, config
+            )
         )
 
     return validation
diff --git a/homeassistant/components/circuit/__init__.py b/homeassistant/components/circuit/__init__.py
index 877859f8c25..488b0e94e09 100644
--- a/homeassistant/components/circuit/__init__.py
+++ b/homeassistant/components/circuit/__init__.py
@@ -1,7 +1,7 @@
 """The Unify Circuit component."""
 import voluptuous as vol
 
-from homeassistant.const import CONF_NAME, CONF_URL
+from homeassistant.const import CONF_NAME, CONF_URL, Platform
 from homeassistant.core import HomeAssistant
 from homeassistant.helpers import config_validation as cv, discovery
 from homeassistant.helpers.typing import ConfigType
@@ -29,7 +29,9 @@ async def async_setup(hass: HomeAssistant, config: ConfigType) -> bool:
 
     for webhook_conf in webhooks:
         hass.async_create_task(
-            discovery.async_load_platform(hass, "notify", DOMAIN, webhook_conf, config)
+            discovery.async_load_platform(
+                hass, Platform.NOTIFY, DOMAIN, webhook_conf, config
+            )
         )
 
     return True
diff --git a/homeassistant/components/cloud/__init__.py b/homeassistant/components/cloud/__init__.py
index 6fc1cb7b7a7..543744199b9 100644
--- a/homeassistant/components/cloud/__init__.py
+++ b/homeassistant/components/cloud/__init__.py
@@ -12,6 +12,7 @@ from homeassistant.const import (
     CONF_NAME,
     CONF_REGION,
     EVENT_HOMEASSISTANT_STOP,
+    Platform,
 )
 from homeassistant.core import HomeAssistant, ServiceCall, callback
 from homeassistant.exceptions import HomeAssistantError
@@ -224,10 +225,14 @@ async def async_setup(hass: HomeAssistant, config: ConfigType) -> bool:
         loaded = True
 
         await hass.helpers.discovery.async_load_platform(
-            "binary_sensor", DOMAIN, {}, config
+            Platform.BINARY_SENSOR, DOMAIN, {}, config
+        )
+        await hass.helpers.discovery.async_load_platform(
+            Platform.STT, DOMAIN, {}, config
+        )
+        await hass.helpers.discovery.async_load_platform(
+            Platform.TTS, DOMAIN, {}, config
         )
-        await hass.helpers.discovery.async_load_platform("stt", DOMAIN, {}, config)
-        await hass.helpers.discovery.async_load_platform("tts", DOMAIN, {}, config)
 
     cloud.iot.register_on_connect(_on_connect)
 
diff --git a/homeassistant/components/comfoconnect/__init__.py b/homeassistant/components/comfoconnect/__init__.py
index 6f6f95e478a..9c9b4aad711 100644
--- a/homeassistant/components/comfoconnect/__init__.py
+++ b/homeassistant/components/comfoconnect/__init__.py
@@ -10,6 +10,7 @@ from homeassistant.const import (
     CONF_PIN,
     CONF_TOKEN,
     EVENT_HOMEASSISTANT_STOP,
+    Platform,
 )
 from homeassistant.core import HomeAssistant
 from homeassistant.helpers import discovery
@@ -82,7 +83,7 @@ def setup(hass: HomeAssistant, config: ConfigType) -> bool:
     hass.bus.listen_once(EVENT_HOMEASSISTANT_STOP, _shutdown)
 
     # Load platforms
-    discovery.load_platform(hass, "fan", DOMAIN, {}, config)
+    discovery.load_platform(hass, Platform.FAN, DOMAIN, {}, config)
 
     return True
 
diff --git a/homeassistant/components/ebusd/__init__.py b/homeassistant/components/ebusd/__init__.py
index 5a8864fd56e..776a573faf6 100644
--- a/homeassistant/components/ebusd/__init__.py
+++ b/homeassistant/components/ebusd/__init__.py
@@ -10,6 +10,7 @@ from homeassistant.const import (
     CONF_MONITORED_CONDITIONS,
     CONF_NAME,
     CONF_PORT,
+    Platform,
 )
 from homeassistant.core import HomeAssistant, ServiceCall
 import homeassistant.helpers.config_validation as cv
@@ -74,7 +75,7 @@ def setup(hass: HomeAssistant, config: ConfigType) -> bool:
             "client_name": name,
             "sensor_types": SENSOR_TYPES[circuit],
         }
-        load_platform(hass, "sensor", DOMAIN, sensor_config, config)
+        load_platform(hass, Platform.SENSOR, DOMAIN, sensor_config, config)
 
         hass.services.register(DOMAIN, SERVICE_EBUSD_WRITE, hass.data[DOMAIN].write)
 
diff --git a/homeassistant/components/ecoal_boiler/__init__.py b/homeassistant/components/ecoal_boiler/__init__.py
index 00bc6bf3956..4db8a3ab6cc 100644
--- a/homeassistant/components/ecoal_boiler/__init__.py
+++ b/homeassistant/components/ecoal_boiler/__init__.py
@@ -11,6 +11,7 @@ from homeassistant.const import (
     CONF_SENSORS,
     CONF_SWITCHES,
     CONF_USERNAME,
+    Platform,
 )
 from homeassistant.core import HomeAssistant
 import homeassistant.helpers.config_validation as cv
@@ -102,8 +103,8 @@ def setup(hass: HomeAssistant, hass_config: ConfigType) -> bool:
     hass.data[DATA_ECOAL_BOILER] = ecoal_contr
     # Setup switches
     switches = conf[CONF_SWITCHES][CONF_MONITORED_CONDITIONS]
-    load_platform(hass, "switch", DOMAIN, switches, hass_config)
+    load_platform(hass, Platform.SWITCH, DOMAIN, switches, hass_config)
     # Setup temp sensors
     sensors = conf[CONF_SENSORS][CONF_MONITORED_CONDITIONS]
-    load_platform(hass, "sensor", DOMAIN, sensors, hass_config)
+    load_platform(hass, Platform.SENSOR, DOMAIN, sensors, hass_config)
     return True
diff --git a/homeassistant/components/ecovacs/__init__.py b/homeassistant/components/ecovacs/__init__.py
index c50cfdb02c1..cd87b175cf9 100644
--- a/homeassistant/components/ecovacs/__init__.py
+++ b/homeassistant/components/ecovacs/__init__.py
@@ -6,7 +6,12 @@ import string
 from sucks import EcoVacsAPI, VacBot
 import voluptuous as vol
 
-from homeassistant.const import CONF_PASSWORD, CONF_USERNAME, EVENT_HOMEASSISTANT_STOP
+from homeassistant.const import (
+    CONF_PASSWORD,
+    CONF_USERNAME,
+    EVENT_HOMEASSISTANT_STOP,
+    Platform,
+)
 from homeassistant.core import HomeAssistant
 from homeassistant.helpers import discovery
 import homeassistant.helpers.config_validation as cv
@@ -89,6 +94,6 @@ def setup(hass: HomeAssistant, config: ConfigType) -> bool:
 
     if hass.data[ECOVACS_DEVICES]:
         _LOGGER.debug("Starting vacuum components")
-        discovery.load_platform(hass, "vacuum", DOMAIN, {}, config)
+        discovery.load_platform(hass, Platform.VACUUM, DOMAIN, {}, config)
 
     return True
diff --git a/homeassistant/components/egardia/__init__.py b/homeassistant/components/egardia/__init__.py
index 7fd17e61c6f..12091cf7a8a 100644
--- a/homeassistant/components/egardia/__init__.py
+++ b/homeassistant/components/egardia/__init__.py
@@ -12,6 +12,7 @@ from homeassistant.const import (
     CONF_PORT,
     CONF_USERNAME,
     EVENT_HOMEASSISTANT_STOP,
+    Platform,
 )
 from homeassistant.core import HomeAssistant
 from homeassistant.helpers import discovery
@@ -129,13 +130,13 @@ def setup(hass: HomeAssistant, config: ConfigType) -> bool:
             return False
 
     discovery.load_platform(
-        hass, "alarm_control_panel", DOMAIN, discovered=conf, hass_config=config
+        hass, Platform.ALARM_CONTROL_PANEL, DOMAIN, discovered=conf, hass_config=config
     )
 
     # Get the sensors from the device and add those
     sensors = device.getsensors()
     discovery.load_platform(
-        hass, "binary_sensor", DOMAIN, {ATTR_DISCOVER_DEVICES: sensors}, config
+        hass, Platform.BINARY_SENSOR, DOMAIN, {ATTR_DISCOVER_DEVICES: sensors}, config
     )
 
     return True
diff --git a/homeassistant/components/eight_sleep/__init__.py b/homeassistant/components/eight_sleep/__init__.py
index 85061b9ffd5..3c08a75448f 100644
--- a/homeassistant/components/eight_sleep/__init__.py
+++ b/homeassistant/components/eight_sleep/__init__.py
@@ -14,6 +14,7 @@ from homeassistant.const import (
     CONF_PASSWORD,
     CONF_SENSORS,
     CONF_USERNAME,
+    Platform,
 )
 from homeassistant.core import HomeAssistant, ServiceCall
 from homeassistant.helpers import discovery
@@ -154,13 +155,17 @@ async def async_setup(hass: HomeAssistant, config: ConfigType) -> bool:
 
     hass.async_create_task(
         discovery.async_load_platform(
-            hass, "sensor", DOMAIN, {CONF_SENSORS: sensors}, config
+            hass, Platform.SENSOR, DOMAIN, {CONF_SENSORS: sensors}, config
         )
     )
 
     hass.async_create_task(
         discovery.async_load_platform(
-            hass, "binary_sensor", DOMAIN, {CONF_BINARY_SENSORS: binary_sensors}, config
+            hass,
+            Platform.BINARY_SENSOR,
+            DOMAIN,
+            {CONF_BINARY_SENSORS: binary_sensors},
+            config,
         )
     )
 
diff --git a/homeassistant/components/energy/__init__.py b/homeassistant/components/energy/__init__.py
index 30a1bf8e877..41598b39b72 100644
--- a/homeassistant/components/energy/__init__.py
+++ b/homeassistant/components/energy/__init__.py
@@ -2,6 +2,7 @@
 from __future__ import annotations
 
 from homeassistant.components import frontend
+from homeassistant.const import Platform
 from homeassistant.core import HomeAssistant
 from homeassistant.helpers import discovery
 from homeassistant.helpers.typing import ConfigType
@@ -25,7 +26,7 @@ async def async_setup(hass: HomeAssistant, config: ConfigType) -> bool:
     frontend.async_register_built_in_panel(hass, DOMAIN, DOMAIN, "mdi:lightning-bolt")
 
     hass.async_create_task(
-        discovery.async_load_platform(hass, "sensor", DOMAIN, {}, config)
+        discovery.async_load_platform(hass, Platform.SENSOR, DOMAIN, {}, config)
     )
     hass.data[DOMAIN] = {
         "cost_sensors": {},
diff --git a/homeassistant/components/envisalink/__init__.py b/homeassistant/components/envisalink/__init__.py
index 433f515469f..97ea05ae6b9 100644
--- a/homeassistant/components/envisalink/__init__.py
+++ b/homeassistant/components/envisalink/__init__.py
@@ -10,6 +10,7 @@ from homeassistant.const import (
     CONF_HOST,
     CONF_TIMEOUT,
     EVENT_HOMEASSISTANT_STOP,
+    Platform,
 )
 from homeassistant.core import ServiceCall, callback
 import homeassistant.helpers.config_validation as cv
@@ -206,7 +207,7 @@ async def async_setup(hass, config):
         hass.async_create_task(
             async_load_platform(
                 hass,
-                "alarm_control_panel",
+                Platform.ALARM_CONTROL_PANEL,
                 "envisalink",
                 {CONF_PARTITIONS: partitions, CONF_CODE: code, CONF_PANIC: panic_type},
                 config,
@@ -215,7 +216,7 @@ async def async_setup(hass, config):
         hass.async_create_task(
             async_load_platform(
                 hass,
-                "sensor",
+                Platform.SENSOR,
                 "envisalink",
                 {CONF_PARTITIONS: partitions, CONF_CODE: code},
                 config,
@@ -224,7 +225,7 @@ async def async_setup(hass, config):
     if zones:
         hass.async_create_task(
             async_load_platform(
-                hass, "binary_sensor", "envisalink", {CONF_ZONES: zones}, config
+                hass, Platform.BINARY_SENSOR, "envisalink", {CONF_ZONES: zones}, config
             )
         )
 
diff --git a/homeassistant/components/evohome/__init__.py b/homeassistant/components/evohome/__init__.py
index fa394079e2f..02d9b72cadc 100644
--- a/homeassistant/components/evohome/__init__.py
+++ b/homeassistant/components/evohome/__init__.py
@@ -21,6 +21,7 @@ from homeassistant.const import (
     CONF_SCAN_INTERVAL,
     CONF_USERNAME,
     TEMP_CELSIUS,
+    Platform,
 )
 from homeassistant.core import HomeAssistant, ServiceCall, callback
 from homeassistant.helpers.aiohttp_client import async_get_clientsession
@@ -247,10 +248,12 @@ async def async_setup(hass: HomeAssistant, config: ConfigType) -> bool:
     await broker.save_auth_tokens()
     await broker.async_update()  # get initial state
 
-    hass.async_create_task(async_load_platform(hass, "climate", DOMAIN, {}, config))
+    hass.async_create_task(
+        async_load_platform(hass, Platform.CLIMATE, DOMAIN, {}, config)
+    )
     if broker.tcs.hotwater:
         hass.async_create_task(
-            async_load_platform(hass, "water_heater", DOMAIN, {}, config)
+            async_load_platform(hass, Platform.WATER_HEATER, DOMAIN, {}, config)
         )
 
     hass.helpers.event.async_track_time_interval(
diff --git a/homeassistant/components/fastdotcom/__init__.py b/homeassistant/components/fastdotcom/__init__.py
index 34c8bda2c6c..50e0cb04869 100644
--- a/homeassistant/components/fastdotcom/__init__.py
+++ b/homeassistant/components/fastdotcom/__init__.py
@@ -8,7 +8,7 @@ from typing import Any
 from fastdotcom import fast_com
 import voluptuous as vol
 
-from homeassistant.const import CONF_SCAN_INTERVAL
+from homeassistant.const import CONF_SCAN_INTERVAL, Platform
 from homeassistant.core import HomeAssistant, ServiceCall
 import homeassistant.helpers.config_validation as cv
 from homeassistant.helpers.discovery import async_load_platform
@@ -54,7 +54,9 @@ async def async_setup(hass: HomeAssistant, config: ConfigType) -> bool:
 
     hass.services.async_register(DOMAIN, "speedtest", update)
 
-    hass.async_create_task(async_load_platform(hass, "sensor", DOMAIN, {}, config))
+    hass.async_create_task(
+        async_load_platform(hass, Platform.SENSOR, DOMAIN, {}, config)
+    )
 
     return True
 
diff --git a/homeassistant/components/generic_hygrostat/__init__.py b/homeassistant/components/generic_hygrostat/__init__.py
index b622ee5cb6e..0821e8798c7 100644
--- a/homeassistant/components/generic_hygrostat/__init__.py
+++ b/homeassistant/components/generic_hygrostat/__init__.py
@@ -2,7 +2,7 @@
 import voluptuous as vol
 
 from homeassistant.components.humidifier import HumidifierDeviceClass
-from homeassistant.const import CONF_NAME
+from homeassistant.const import CONF_NAME, Platform
 from homeassistant.core import HomeAssistant
 from homeassistant.helpers import config_validation as cv, discovery
 from homeassistant.helpers.typing import ConfigType
@@ -65,7 +65,7 @@ async def async_setup(hass: HomeAssistant, config: ConfigType) -> bool:
     for hygrostat_conf in config[DOMAIN]:
         hass.async_create_task(
             discovery.async_load_platform(
-                hass, "humidifier", DOMAIN, hygrostat_conf, config
+                hass, Platform.HUMIDIFIER, DOMAIN, hygrostat_conf, config
             )
         )
 
diff --git a/homeassistant/components/google/__init__.py b/homeassistant/components/google/__init__.py
index 2295bb9e629..b76b59afba2 100644
--- a/homeassistant/components/google/__init__.py
+++ b/homeassistant/components/google/__init__.py
@@ -23,6 +23,7 @@ from homeassistant.const import (
     CONF_ENTITIES,
     CONF_NAME,
     CONF_OFFSET,
+    Platform,
 )
 from homeassistant.core import HomeAssistant, ServiceCall
 from homeassistant.helpers import discovery
@@ -283,7 +284,7 @@ def setup_services(
 
         discovery.load_platform(
             hass,
-            "calendar",
+            Platform.CALENDAR,
             DOMAIN,
             hass.data[DATA_INDEX][calendar[CONF_CAL_ID]],
             hass_config,
@@ -370,7 +371,7 @@ def do_setup(hass, hass_config, config):
     )
 
     for calendar in hass.data[DATA_INDEX].values():
-        discovery.load_platform(hass, "calendar", DOMAIN, calendar, hass_config)
+        discovery.load_platform(hass, Platform.CALENDAR, DOMAIN, calendar, hass_config)
 
     # Look for any new calendars
     hass.services.call(DOMAIN, SERVICE_SCAN_CALENDARS, None)
diff --git a/homeassistant/components/greeneye_monitor/__init__.py b/homeassistant/components/greeneye_monitor/__init__.py
index f64d6e48184..3b9532b4b73 100644
--- a/homeassistant/components/greeneye_monitor/__init__.py
+++ b/homeassistant/components/greeneye_monitor/__init__.py
@@ -15,6 +15,7 @@ from homeassistant.const import (
     TIME_HOURS,
     TIME_MINUTES,
     TIME_SECONDS,
+    Platform,
 )
 from homeassistant.core import Event, HomeAssistant
 import homeassistant.helpers.config_validation as cv
@@ -143,7 +144,7 @@ async def async_setup(hass: HomeAssistant, config: ConfigType) -> bool:
         return False
 
     hass.async_create_task(
-        async_load_platform(hass, "sensor", DOMAIN, config[DOMAIN], config)
+        async_load_platform(hass, Platform.SENSOR, DOMAIN, config[DOMAIN], config)
     )
 
     return True
diff --git a/homeassistant/components/homeworks/__init__.py b/homeassistant/components/homeworks/__init__.py
index 12e6aa632e3..689709aca52 100644
--- a/homeassistant/components/homeworks/__init__.py
+++ b/homeassistant/components/homeworks/__init__.py
@@ -10,6 +10,7 @@ from homeassistant.const import (
     CONF_NAME,
     CONF_PORT,
     EVENT_HOMEASSISTANT_STOP,
+    Platform,
 )
 from homeassistant.core import HomeAssistant, callback
 import homeassistant.helpers.config_validation as cv
@@ -84,7 +85,7 @@ def setup(hass: HomeAssistant, base_config: ConfigType) -> bool:
     hass.bus.listen_once(EVENT_HOMEASSISTANT_STOP, cleanup)
 
     dimmers = config[CONF_DIMMERS]
-    load_platform(hass, "light", DOMAIN, {CONF_DIMMERS: dimmers}, base_config)
+    load_platform(hass, Platform.LIGHT, DOMAIN, {CONF_DIMMERS: dimmers}, base_config)
 
     for key_config in config[CONF_KEYPADS]:
         addr = key_config[CONF_ADDR]
diff --git a/homeassistant/components/ios/__init__.py b/homeassistant/components/ios/__init__.py
index f39235d9b50..a70a9908fd8 100644
--- a/homeassistant/components/ios/__init__.py
+++ b/homeassistant/components/ios/__init__.py
@@ -271,7 +271,7 @@ async def async_setup(hass: HomeAssistant, config: ConfigType) -> bool:
     hass.data[DOMAIN] = ios_config
 
     # No entry support for notify component yet
-    discovery.load_platform(hass, "notify", DOMAIN, {}, config)
+    discovery.load_platform(hass, Platform.NOTIFY, DOMAIN, {}, config)
 
     if conf is not None:
         hass.async_create_task(
diff --git a/homeassistant/components/jewish_calendar/__init__.py b/homeassistant/components/jewish_calendar/__init__.py
index 3f211d5d23d..4d2cee744ef 100644
--- a/homeassistant/components/jewish_calendar/__init__.py
+++ b/homeassistant/components/jewish_calendar/__init__.py
@@ -4,7 +4,7 @@ from __future__ import annotations
 from hdate import Location
 import voluptuous as vol
 
-from homeassistant.const import CONF_LATITUDE, CONF_LONGITUDE, CONF_NAME
+from homeassistant.const import CONF_LATITUDE, CONF_LONGITUDE, CONF_NAME, Platform
 from homeassistant.core import HomeAssistant
 import homeassistant.helpers.config_validation as cv
 from homeassistant.helpers.discovery import async_load_platform
@@ -97,10 +97,12 @@ async def async_setup(hass: HomeAssistant, config: ConfigType) -> bool:
         "prefix": prefix,
     }
 
-    hass.async_create_task(async_load_platform(hass, "sensor", DOMAIN, {}, config))
+    hass.async_create_task(
+        async_load_platform(hass, Platform.SENSOR, DOMAIN, {}, config)
+    )
 
     hass.async_create_task(
-        async_load_platform(hass, "binary_sensor", DOMAIN, {}, config)
+        async_load_platform(hass, Platform.BINARY_SENSOR, DOMAIN, {}, config)
     )
 
     return True
diff --git a/homeassistant/components/knx/__init__.py b/homeassistant/components/knx/__init__.py
index d19b505d7ff..0cacfca1c74 100644
--- a/homeassistant/components/knx/__init__.py
+++ b/homeassistant/components/knx/__init__.py
@@ -269,7 +269,7 @@ async def async_setup_entry(hass: HomeAssistant, entry: ConfigEntry) -> bool:
     if NotifySchema.PLATFORM in config:
         hass.async_create_task(
             discovery.async_load_platform(
-                hass, "notify", DOMAIN, {}, hass.data[DATA_HASS_CONFIG]
+                hass, Platform.NOTIFY, DOMAIN, {}, hass.data[DATA_HASS_CONFIG]
             )
         )
 
diff --git a/homeassistant/components/lightwave/__init__.py b/homeassistant/components/lightwave/__init__.py
index 3f960e850b6..9a33265b2ab 100644
--- a/homeassistant/components/lightwave/__init__.py
+++ b/homeassistant/components/lightwave/__init__.py
@@ -4,7 +4,13 @@ import voluptuous as vol
 
 from homeassistant.components.climate import DOMAIN as CLIMATE_DOMAIN
 from homeassistant.components.sensor import DOMAIN as SENSOR_DOMAIN
-from homeassistant.const import CONF_HOST, CONF_LIGHTS, CONF_NAME, CONF_SWITCHES
+from homeassistant.const import (
+    CONF_HOST,
+    CONF_LIGHTS,
+    CONF_NAME,
+    CONF_SWITCHES,
+    Platform,
+)
 from homeassistant.core import HomeAssistant
 import homeassistant.helpers.config_validation as cv
 from homeassistant.helpers.discovery import async_load_platform
@@ -68,12 +74,12 @@ async def async_setup(hass: HomeAssistant, config: ConfigType) -> bool:
 
     if lights := config[DOMAIN][CONF_LIGHTS]:
         hass.async_create_task(
-            async_load_platform(hass, "light", DOMAIN, lights, config)
+            async_load_platform(hass, Platform.LIGHT, DOMAIN, lights, config)
         )
 
     if switches := config[DOMAIN][CONF_SWITCHES]:
         hass.async_create_task(
-            async_load_platform(hass, "switch", DOMAIN, switches, config)
+            async_load_platform(hass, Platform.SWITCH, DOMAIN, switches, config)
         )
 
     if trv := config[DOMAIN][CONF_TRV]: