dt-bindings: i3c: Fix description for assigned-address

assigned-address is a valid property for I3C device with or without
static address. Fix the description and an example for the same.
Signed-off-by: Aniket <aniketmaurya@google.com>
Acked-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20230822051209.2837818-1-aniketmaurya@google.comSigned-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>

Documentation/devicetree/bindings/i3c/i3c.yaml

@@ -135,9 +135,10 @@ patternProperties:
         minimum: 0x1
         maximum: 0xff
         description: |
-          Dynamic address to be assigned to this device. This property is only
-          valid if the I3C device has a static address (first cell of the reg
-          property != 0).
+          Dynamic address to be assigned to this device. In case static address is
+          present (first cell of the reg property != 0), this address is assigned
+          through SETDASA. If static address is not present, this address is assigned
+          through SETNEWDA after assigning a temporary address via ENTDAA.
 
     required:
       - reg
@@ -163,12 +164,18 @@ examples:
             pagesize = <0x8>;
         };
 
-        /* I3C device with a static I2C address. */
+        /* I3C device with a static I2C address and assigned address. */
         thermal_sensor: sensor@68,39200144004 {
             reg = <0x68 0x392 0x144004>;
             assigned-address = <0xa>;
         };
 
+        /* I3C device with only assigned address. */
+        pressure_sensor: sensor@0,39200124004 {
+            reg = <0x0 0x392 0x124000>;
+            assigned-address = <0xc>;
+        };
+
         /*
          * I3C device without a static I2C address but requiring
          * resources described in the DT.