diff --git a/Documentation/devicetree/bindings/ata/intel,ixp4xx-compact-flash.yaml b/Documentation/devicetree/bindings/ata/intel,ixp4xx-compact-flash.yaml
index 52e18600ecff..378692010c56 100644
--- a/Documentation/devicetree/bindings/ata/intel,ixp4xx-compact-flash.yaml
+++ b/Documentation/devicetree/bindings/ata/intel,ixp4xx-compact-flash.yaml
@@ -35,6 +35,7 @@ required:
 
 allOf:
   - $ref: pata-common.yaml#
+  - $ref: /schemas/memory-controllers/intel,ixp4xx-expansion-peripheral-props.yaml#
 
 unevaluatedProperties: false
 
diff --git a/Documentation/devicetree/bindings/mtd/mtd-physmap.yaml b/Documentation/devicetree/bindings/mtd/mtd-physmap.yaml
index 5df94953c34e..44cd4476d1d3 100644
--- a/Documentation/devicetree/bindings/mtd/mtd-physmap.yaml
+++ b/Documentation/devicetree/bindings/mtd/mtd-physmap.yaml
@@ -15,6 +15,7 @@ description: |
 
 allOf:
   - $ref: "mtd.yaml#"
+  - $ref: /schemas/memory-controllers/mc-peripheral-props.yaml#
 
 properties:
   compatible:
diff --git a/Documentation/devicetree/bindings/serial/8250.yaml b/Documentation/devicetree/bindings/serial/8250.yaml
index 34b8e59aa9d4..09b40ef59ba3 100644
--- a/Documentation/devicetree/bindings/serial/8250.yaml
+++ b/Documentation/devicetree/bindings/serial/8250.yaml
@@ -11,6 +11,7 @@ maintainers:
 
 allOf:
   - $ref: serial.yaml#
+  - $ref: /schemas/memory-controllers/mc-peripheral-props.yaml#
   - if:
       anyOf:
         - required:
diff --git a/Documentation/devicetree/bindings/watchdog/maxim,max63xx.yaml b/Documentation/devicetree/bindings/watchdog/maxim,max63xx.yaml
index ab9641e845db..38079e1b6a44 100644
--- a/Documentation/devicetree/bindings/watchdog/maxim,max63xx.yaml
+++ b/Documentation/devicetree/bindings/watchdog/maxim,max63xx.yaml
@@ -8,6 +8,7 @@ title: Maxim 63xx Watchdog Timers
 
 allOf:
   - $ref: "watchdog.yaml#"
+  - $ref: /schemas/memory-controllers/mc-peripheral-props.yaml#
 
 maintainers:
   - Marc Zyngier <maz@kernel.org>