diff --git a/Documentation/devicetree/bindings/firmware/google,gs101-acpm-ipc.yaml b/Documentation/devicetree/bindings/firmware/google,gs101-acpm-ipc.yaml
index 4a1e3e3c0505..e68f9c3ca5e2 100644
--- a/Documentation/devicetree/bindings/firmware/google,gs101-acpm-ipc.yaml
+++ b/Documentation/devicetree/bindings/firmware/google,gs101-acpm-ipc.yaml
@@ -37,6 +37,7 @@ properties:
     maxItems: 1
 
   pmic:
+    deprecated: true
     description: Child node describing the main PMIC.
     type: object
     additionalProperties: true
@@ -45,6 +46,24 @@ properties:
       compatible:
         const: samsung,s2mpg10-pmic
 
+  pmic-1:
+    description: Child node describing the main PMIC.
+    type: object
+    additionalProperties: true
+
+    properties:
+      compatible:
+        const: samsung,s2mpg10-pmic
+
+  pmic-2:
+    description: Child node describing the sub PMIC.
+    type: object
+    additionalProperties: true
+
+    properties:
+      compatible:
+        const: samsung,s2mpg11-pmic
+
   shmem:
     description:
       List of phandle pointing to the shared memory (SHM) area. The memory
@@ -62,7 +81,9 @@ additionalProperties: false
 
 examples:
   - |
+    #include <dt-bindings/gpio/gpio.h>
     #include <dt-bindings/interrupt-controller/irq.h>
+    #include <dt-bindings/regulator/samsung,s2mpg10-regulator.h>
 
     power-management {
         compatible = "google,gs101-acpm-ipc";
@@ -70,10 +91,12 @@ examples:
         mboxes = <&ap2apm_mailbox>;
         shmem = <&apm_sram>;
 
-        pmic {
+        pmic-1 {
             compatible = "samsung,s2mpg10-pmic";
             interrupts-extended = <&gpa0 6 IRQ_TYPE_LEVEL_LOW>;
 
+            vinl3m-supply = <&buck8m>;
+
             regulators {
                 ldo1m {
                     regulator-name = "vdd_ldo1";
@@ -82,7 +105,13 @@ examples:
                     regulator-always-on;
                 };
 
-                // ...
+                ldo20m {
+                    regulator-name = "vdd_dmics";
+                    regulator-min-microvolt = <700000>;
+                    regulator-max-microvolt = <1300000>;
+                    regulator-always-on;
+                    samsung,ext-control = <S2MPG10_EXTCTRL_LDO20M_EN2>;
+                };
 
                 buck8m {
                     regulator-name = "vdd_mif";
@@ -93,4 +122,21 @@ examples:
                 };
             };
         };
+
+        pmic-2 {
+            compatible = "samsung,s2mpg11-pmic";
+            interrupts-extended = <&gpa0 7 IRQ_TYPE_LEVEL_LOW>;
+
+            vinl1s-supply = <&buck8m>;
+            vinl2s-supply = <&buck6s>;
+
+            regulators {
+                buckd {
+                    regulator-name = "vcc_ufs";
+                    regulator-ramp-delay = <6250>;
+                    enable-gpios = <&gpp0 1 GPIO_ACTIVE_HIGH>;
+                    samsung,ext-control = <S2MPG11_EXTCTRL_UFS_EN>;
+                };
+            };
+        };
     };