2 files changed, 93 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/fuse/renesas,rcar-efuse.yaml b/Documentation/devicetree/bindings/fuse/renesas,rcar-efuse.yaml
new file mode 100644
index 000000000000..d7e289244e72
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+++ b/Documentation/devicetree/bindings/fuse/renesas,rcar-efuse.yaml
@@ -0,0 +1,55 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/fuse/renesas,rcar-efuse.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: R-Car E-FUSE connected to PFC
+
+maintainers:
+  - Geert Uytterhoeven <geert+renesas@glider.be>
+
+description:
+  The E-FUSE is a type of non-volatile memory, which is accessible through the
+  Pin Function Controller (PFC) on some R-Car Gen4 SoCs.
+
+properties:
+  compatible:
+    enum:
+      - renesas,r8a779a0-efuse # R-Car V3U
+      - renesas,r8a779f0-efuse # R-Car S4-8
+
+  reg:
+    maxItems: 1
+    description: PFC System Group Fuse Control and Monitor register block
+
+  clocks:
+    maxItems: 1
+
+  power-domains:
+    maxItems: 1
+
+  resets:
+    maxItems: 1
+
+required:
+  - compatible
+  - reg
+  - clocks
+  - power-domains
+  - resets
+
+additionalProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/clock/r8a779a0-cpg-mssr.h>
+    #include <dt-bindings/power/r8a779a0-sysc.h>
+
+    fuse: fuse@e6078800 {
+            compatible = "renesas,r8a779a0-efuse";
+            reg = <0xe6078800 0x100>;
+            clocks = <&cpg CPG_MOD 916>;
+            power-domains = <&sysc R8A779A0_PD_ALWAYS_ON>;
+            resets = <&cpg 916>;
+    };
diff --git a/Documentation/devicetree/bindings/fuse/renesas,rcar-otp.yaml b/Documentation/devicetree/bindings/fuse/renesas,rcar-otp.yaml
new file mode 100644
index 000000000000..d74872ae9ff3
--- /dev/null
+++ b/Documentation/devicetree/bindings/fuse/renesas,rcar-otp.yaml
@@ -0,0 +1,38 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/fuse/renesas,rcar-otp.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: R-Car E-FUSE connected to OTP_MEM
+
+maintainers:
+  - Geert Uytterhoeven <geert+renesas@glider.be>
+
+description:
+  The E-FUSE is a type of non-volatile memory, which is accessible through the
+  One-Time Programmable Memory (OTP_MEM) module on some R-Car Gen4 SoCs.
+
+properties:
+  compatible:
+    enum:
+      - renesas,r8a779g0-otp # R-CarV4H
+      - renesas,r8a779h0-otp # R-CarV4M
+
+  reg:
+    items:
+      - description: OTP_MEM_0
+      - description: OTP_MEM_1
+
+required:
+  - compatible
+  - reg
+
+additionalProperties: false
+
+examples:
+  - |
+    otp: otp@e61be000 {
+            compatible = "renesas,r8a779g0-otp";
+            reg = <0xe61be000 0x1000>, <0xe61bf000 0x1000>;
+    };