dt-bindings: soc: qcom: Add child node of TLMM VM mem access

Add child node for vm instance to specify VMID, label and gpio list for
each VM.

Change-Id: I4834623b176e997553aab462c60b3d6913840d9b
Signed-off-by: Cong Zhang <quic_congzhan@quicinc.com>

bindings/pinctrl/qcom,tlmm-vm-mem-access.yaml

@@ -1,12 +1,14 @@
 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
 %YAML 1.2
---
+---
 $id: http://devicetree.org/schemas/pinctrl/qcom,tlmm-vm-mem-access.yaml#
 $schema: http://devicetree.org/meta-schemas/core.yaml#
 
-title: Qualcomm Technologies, Inc. TLMM VM memory access driver binding
+title: Qualcomm Technologies, Inc. TLMM VM memory access driver
 
 maintainers:
+   - Murali Nalajala <quic_mnalajal@quicinc.com>
+   - Cong Zhang <quic_congzhan@quicinc.com>
 
 description: |+
    The driver facilitates initial memory access to TLMM VM driver.
@@ -17,15 +19,36 @@ properties:
 
   qcom,master:
     description: Specify if this device is on the primary virtual machine.
+    type: boolean
 
-  tlmm-vm-gpio-list:
+patternProperties:
-    description: List of shared gpios.
+  "^.*$":
+    type: object
+    description: child node representing a VM instance
 
-example:
+    properties:
+      tlmm-vm-gpio-list:
+        description: List of shared gpios.
+
+      qcom,vmid:
+        description: VMID for the VM instance
+        $ref: /schemas/types.yaml#/definitions/uint32
+
+      qcom,label:
+        description: Unique label for the VM instance
+        $ref: /schemas/types.yaml#/definitions/uint32
+
+additionalProperties: false
+
+examples:
   - |
     tlmm-vm-mem-access {
-	compatible = "qcom,tlmm-vm-mem-access";
+        compatible = "qcom,tlmm-vm-mem-access";
-	qcom,master;
+        qcom,master;
-	tlmm-vm-gpio-list = <&tlmm 0 0 &tlmm 1 0>;
+        tuivm {
+            qcom,label = <0x01>;
+            qcom,vmid = <45>;
+            tlmm-vm-gpio-list = <&tlmm 1 0 &tlmm 2 0>;
+        };
     };
 ...