updating documentation for mqtt cover

source/_components/cover.mqtt.markdown

@@ -46,11 +46,39 @@ Configuration variables:
 - **qos** (*Optional*): The maximum QoS level of the state topic. Default is `0`. Will also be used when publishing messages.
 - **retain** (*Optional*): If the published message should have the retain flag on or not. Default is `false`.
 - **value_template** (*Optional*): Defines a [template](/topics/templating/) to extract a value from the payload.
+- **tilt_command_topic** (*Optional*): The MQTT topic to publish commands to control the cover tilt.
+- **tilt_status_topic** (*Optional*): The MQTT topic subscribed to receive tilt status update values.
+- **tilt_min** (*Optional*): The minimum tilt value. Default is `0`
+- **tilt_max** (*Optional*): The maximum tilt value. Default is `100`
+- **tilt_closed_value** (*Optional*): The value that will be sent on a `close_cover_tilt` command. Default is `0`
+- **tilt_opened_value** (*Optional*): The value that will be sent on an `open_cover_tilt` command. Default is `100`
 
 ## {% linkable_title Examples %}
 
 In this section you find some real life examples of how to use this sensor.
 
+### {% linkable_title Full configuration without tilt %}
+
+The example below shows a full configuration for a cover without tilt.
+
+```yaml
+# Example configuration.yml entry
+cover:
+  - platform: mqtt
+    state_topic: "home-assistant/cover"
+    command_topic: "home-assistant/cover/set"
+    name: "MQTT Cover"
+    qos: 0
+    retain: true
+    payload_open: "OPEN"
+    payload_close: "CLOSE"
+    payload_stop: "STOP"
+    state_open: "OPEN"
+    state_closed: "STATE"
+    optimistic: false
+    value_template: '{% raw %}{{ value.x }}{% endraw %}'
+```
+
 ### {% linkable_title Full configuration %}
 
 The example below shows a full configuration for a cover.
@@ -71,6 +99,12 @@ cover:
     state_closed: "STATE"
     optimistic: false
     value_template: '{% raw %}{{ value.x }}{% endraw %}'
+    tilt_command_topic: ''
+    tilt_status_topic: ''
+    tilt_min: '0'
+    tilt_max: '180'
+    tilt_closed_value: '70'
+    tilt_opened_value: '180'
 ```
 
 For a check you can use the command line tools `mosquitto_pub` shipped with `mosquitto` to send MQTT messages. This allows you to operate your cover manually: