diff --git a/Documentation/devicetree/bindings/mfd/samsung,s2mpg10-pmic.yaml b/Documentation/devicetree/bindings/mfd/samsung,s2mpg10-pmic.yaml
index 6475cd1d2d15..0ea1a440b983 100644
--- a/Documentation/devicetree/bindings/mfd/samsung,s2mpg10-pmic.yaml
+++ b/Documentation/devicetree/bindings/mfd/samsung,s2mpg10-pmic.yaml
@@ -10,12 +10,13 @@ maintainers:
   - André Draszik <andre.draszik@linaro.org>
 
 description: |
-  This is part of the device tree bindings for the S2MPG family of Power
-  Management IC (PMIC).
+  This is part of the device tree bindings for the S2MPG10 Power Management IC
+  (PMIC).
 
   The Samsung S2MPG10 is a Power Management IC for mobile applications with buck
   converters, various LDOs, power meters, RTC, clock outputs, and additional
-  GPIO interfaces.
+  GPIO interfaces and is typically complemented by S2MPG10 PMIC in a main/sub
+  configuration as the main PMIC.
 
 properties:
   compatible:
@@ -31,6 +32,7 @@ properties:
 
   regulators:
     type: object
+    $ref: /schemas/regulator/samsung,s2mpg10-regulator.yaml
     description:
       List of child nodes that specify the regulators.
 
@@ -38,6 +40,32 @@ properties:
 
   wakeup-source: true
 
+patternProperties:
+  "^vinb([1-9]|10)m-supply$":
+    description:
+      Phandle to the power supply for each buck rail of this PMIC. There is a
+      1:1 mapping of supply to rail, e.g. vinb1m-supply supplies buck1m.
+
+  "^vinl([1-9]|1[0-5])m-supply$":
+    description: |
+      Phandle to the power supply for one or multiple LDO rails of this PMIC.
+      The mapping of supply to rail(s) is as follows:
+        vinl1m - ldo13m
+        vinl2m - ldo15m
+        vinl3m - ldo1m, ldo5m, ldo7m
+        vinl4m - ldo3m, ldo8m
+        vinl5m - ldo16m
+        vinl6m - ldo17m
+        vinl7m - ldo6m, ldo11m, ldo24m, ldo28m
+        vinl8m - ldo12m
+        vinl9m - ldo2m, ldo4m
+        vinl10m - ldo9m, ldo14m, ldo18m, 19m, ldo20m, ldo25m
+        vinl11m - ldo23m, ldo31m
+        vinl12m - ldo29m
+        vinl13m - ldo30m
+        vinl14m - ldo21m
+        vinl15m - ldo10m, ldo22m, ldo26m, ldo27m
+
 required:
   - compatible
   - interrupts
@@ -49,6 +77,7 @@ examples:
   - |
     #include <dt-bindings/gpio/gpio.h>
     #include <dt-bindings/interrupt-controller/irq.h>
+    #include <dt-bindings/regulator/samsung,s2mpg10-regulator.h>
 
     pmic {
         compatible = "samsung,s2mpg10-pmic";
@@ -58,6 +87,8 @@ examples:
         system-power-controller;
         wakeup-source;
 
+        vinl3m-supply = <&buck8m>;
+
         clocks {
             compatible = "samsung,s2mpg10-clk";
             #clock-cells = <1>;
@@ -65,5 +96,25 @@ examples:
         };
 
         regulators {
+            buck8m {
+                regulator-name = "vdd_mif";
+                regulator-min-microvolt = <450000>;
+                regulator-max-microvolt = <1300000>;
+                regulator-ramp-delay = <6250>;
+            };
+
+            ldo1m {
+                regulator-name = "vdd_ldo1";
+                regulator-min-microvolt = <700000>;
+                regulator-max-microvolt = <1300000>;
+            };
+
+            ldo20m {
+                regulator-name = "vdd_dmics";
+                regulator-min-microvolt = <700000>;
+                regulator-max-microvolt = <1300000>;
+                regulator-always-on;
+                samsung,ext-control = <S2MPG10_EXTCTRL_LDO20M_EN2>;
+            };
         };
     };