diff --git a/bindings/arm/msm/imem.yaml b/bindings/arm/msm/imem.yaml
index d0396739..eeaf79a0 100644
--- a/bindings/arm/msm/imem.yaml
+++ b/bindings/arm/msm/imem.yaml
@@ -26,67 +26,34 @@ properties:
     const: 1
 
   ranges: true
-    description:
-      Includes the child address, parent address, & ength.  The child address is
-      assumed to be 0.
 
 patternProperties:
-  "[a-zA-Z0-9]@[a-z0-9]"
-  type: object
+  "^[a-zA-Z0-9]@[a-z0-9]+$":
+    type: object
 
-  properties:
-    compatible:
-      oneOf:
-        - const: qcom,msm-imem-pil
-          description: Peripheral Image Loader (PIL)
-
-        - const: qcom,msm-imem-boot_stats
-          description: Bootloader Stats
-
-        - const: qcom,msm-imem-cache_erp
-          description: Cache error reporting
-
-        - const: qcom,msm-imem-mem_dump_table
-          desciption: Memory Dump table
-
-        - const: qcom,msm-imem-restart_reason
-          description: Device restart reason
-
-        - const: qcom,msm-imem-dload-type
-          description: Download Mode Type
-
-        - const: qcom,msm-imem-download_mode
-          description: Download Mode
-
-        - const: qcom,msm-imem-emergency_download_mode
-          description: Emergency Download Mode
-
-        - const: qcom,msm-imem-kaslr_offset
-          description: Kernel Address Space Layout Randomization (KASLR) offset
-
-        - const: qcom,msm-imem-minidump
-          description: Subsystem Restart's (SSR) Minidump Offset
-
-        - const: qcom,msm-imem-diag-dload
-          description: USB Diag download mode region
-
-        - const: qcom,msm-imem-pil-disable-timeout
-          description: Offset to set PIL debug cookie
-
-        - const: qcom,msm-imem-mss-dsm
-          description: Modem DSM memory region info
-
-    reg:
-      description: Start address and the size of the region
-
-    required:
-      - compatible
-      - reg
+    properties:
+      compatible:
+        enum:
+          - qcom,msm-imem-pil
+          - qcom,msm-imem-boot_stats
+          - qcom,msm-imem-cache_erp
+          - qcom,msm-imem-mem_dump_table
+          - qcom,msm-imem-restart_reason
+          - qcom,msm-imem-dload-type
+          - qcom,msm-imem-download_mode
+          - qcom,msm-imem-emergency_download_mode
+          - qcom,msm-imem-kaslr_offset
+          - qcom,msm-imem-minidump
+          - qcom,msm-imem-diag-dload
+          - qcom,msm-imem-pil-disable-timeout
+          - qcom,msm-imem-mss-dsm
 
 required:
   - compatible
   - reg
 
+additionalProperties: false
+
 examples:
   - |
     qcom,msm-imem {