diff --git a/Documentation/devicetree/bindings/arm/shmobile.txt b/Documentation/devicetree/bindings/arm/shmobile.txt
index 89b4a389fbc7..f5e0f82fd503 100644
--- a/Documentation/devicetree/bindings/arm/shmobile.txt
+++ b/Documentation/devicetree/bindings/arm/shmobile.txt
@@ -7,6 +7,8 @@ SoCs:
     compatible = "renesas,emev2"
   - RZ/A1H (R7S72100)
     compatible = "renesas,r7s72100"
+  - RZ/A2 (R7S9210)
+    compatible = "renesas,r7s9210"
   - SH-Mobile AG5 (R8A73A00/SH73A0)
     compatible = "renesas,sh73a0"
   - R-Mobile APE6 (R8A73A40)
@@ -23,6 +25,10 @@ SoCs:
     compatible = "renesas,r8a7745"
   - RZ/G1C (R8A77470)
     compatible = "renesas,r8a77470"
+  - RZ/G2M (R8A774A1)
+    compatible = "renesas,r8a774a1"
+  - RZ/G2E (RA8774C0)
+    compatible = "renesas,r8a774c0"
   - R-Car M1A (R8A77781)
     compatible = "renesas,r8a7778"
   - R-Car H1 (R8A77790)
@@ -107,6 +113,8 @@ Boards:
     compatible = "renesas,lager", "renesas,r8a7790"
   - M3ULCB (R-Car Starter Kit Pro, RTP0RC7796SKBX0010SA09 (M3 ES1.0))
     compatible = "renesas,m3ulcb", "renesas,r8a7796"
+  - M3NULCB (R-Car Starter Kit Pro, RTP0RC77965SKBX010SA00 (M3-N ES1.1))
+    compatible = "renesas,m3nulcb", "renesas,r8a77965"
   - Marzen (R0P7779A00010S)
     compatible = "renesas,marzen", "renesas,r8a7779"
   - Porter (M2-LCDP)
@@ -143,12 +151,12 @@ Boards:
     compatible = "renesas,wheat", "renesas,r8a7792"
 
 
-Most Renesas ARM SoCs have a Product Register that allows to retrieve SoC
-product and revision information.  If present, a device node for this register
-should be added.
+Most Renesas ARM SoCs have a Product Register or Boundary Scan ID Register that
+allows to retrieve SoC product and revision information.  If present, a device
+node for this register should be added.
 
 Required properties:
-  - compatible: Must be "renesas,prr".
+  - compatible: Must be "renesas,prr" or "renesas,bsid"
   - reg: Base address and length of the register block.