diff --git a/Documentation/devicetree/bindings/interrupt-controller/renesas,rzv2h-icu.yaml b/Documentation/devicetree/bindings/interrupt-controller/renesas,rzv2h-icu.yaml
new file mode 100644
index 000000000000..28f5b2f30c31
--- /dev/null
+++ b/Documentation/devicetree/bindings/interrupt-controller/renesas,rzv2h-icu.yaml
@@ -0,0 +1,278 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/interrupt-controller/renesas,rzv2h-icu.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Renesas RZ/V2H(P) Interrupt Control Unit
+
+maintainers:
+  - Fabrizio Castro <fabrizio.castro.jz@renesas.com>
+  - Geert Uytterhoeven <geert+renesas@glider.be>
+
+allOf:
+  - $ref: /schemas/interrupt-controller.yaml#
+
+description: |
+  The Interrupt Control Unit (ICU) handles external interrupts (NMI, IRQ, and
+  TINT), error interrupts, DMAC requests, GPT interrupts, and internal
+  interrupts.
+  It notifies GIC of the relevant interrupts.
+
+properties:
+  compatible:
+    const: renesas,r9a09g057-icu          # RZ/V2H(P)
+
+  '#interrupt-cells':
+    description: The first cell should contain a macro RZV2H_{NMI,IRQn} from
+                 file include/dt-bindings/interrupt-controller/icu-rzv2h.h,
+                 and the second cell is used to specify the flag. Helper macros
+                 for the second cell can also be found in the same header file.
+    const: 2
+
+  '#address-cells':
+    const: 0
+
+  interrupt-controller: true
+
+  reg:
+    maxItems: 1
+
+  interrupts:
+    minItems: 58
+    items:
+      - description: NMI interrupt
+      - description: IRQ0 interrupt
+      - description: IRQ1 interrupt
+      - description: IRQ2 interrupt
+      - description: IRQ3 interrupt
+      - description: IRQ4 interrupt
+      - description: IRQ5 interrupt
+      - description: IRQ6 interrupt
+      - description: IRQ7 interrupt
+      - description: IRQ8 interrupt
+      - description: IRQ9 interrupt
+      - description: IRQ10 interrupt
+      - description: IRQ11 interrupt
+      - description: IRQ12 interrupt
+      - description: IRQ13 interrupt
+      - description: IRQ14 interrupt
+      - description: IRQ15 interrupt
+      - description: GPIO interrupt, TINT0
+      - description: GPIO interrupt, TINT1
+      - description: GPIO interrupt, TINT2
+      - description: GPIO interrupt, TINT3
+      - description: GPIO interrupt, TINT4
+      - description: GPIO interrupt, TINT5
+      - description: GPIO interrupt, TINT6
+      - description: GPIO interrupt, TINT7
+      - description: GPIO interrupt, TINT8
+      - description: GPIO interrupt, TINT9
+      - description: GPIO interrupt, TINT10
+      - description: GPIO interrupt, TINT11
+      - description: GPIO interrupt, TINT12
+      - description: GPIO interrupt, TINT13
+      - description: GPIO interrupt, TINT14
+      - description: GPIO interrupt, TINT15
+      - description: GPIO interrupt, TINT16
+      - description: GPIO interrupt, TINT17
+      - description: GPIO interrupt, TINT18
+      - description: GPIO interrupt, TINT19
+      - description: GPIO interrupt, TINT20
+      - description: GPIO interrupt, TINT21
+      - description: GPIO interrupt, TINT22
+      - description: GPIO interrupt, TINT23
+      - description: GPIO interrupt, TINT24
+      - description: GPIO interrupt, TINT25
+      - description: GPIO interrupt, TINT26
+      - description: GPIO interrupt, TINT27
+      - description: GPIO interrupt, TINT28
+      - description: GPIO interrupt, TINT29
+      - description: GPIO interrupt, TINT30
+      - description: GPIO interrupt, TINT31
+      - description: Software interrupt, INTA55_0
+      - description: Software interrupt, INTA55_1
+      - description: Software interrupt, INTA55_2
+      - description: Software interrupt, INTA55_3
+      - description: Error interrupt to CA55
+      - description: GTCCRA compare match/input capture (U0)
+      - description: GTCCRB compare match/input capture (U0)
+      - description: GTCCRA compare match/input capture (U1)
+      - description: GTCCRB compare match/input capture (U1)
+
+  interrupt-names:
+    minItems: 58
+    items:
+      - const: nmi
+      - const: irq0
+      - const: irq1
+      - const: irq2
+      - const: irq3
+      - const: irq4
+      - const: irq5
+      - const: irq6
+      - const: irq7
+      - const: irq8
+      - const: irq9
+      - const: irq10
+      - const: irq11
+      - const: irq12
+      - const: irq13
+      - const: irq14
+      - const: irq15
+      - const: tint0
+      - const: tint1
+      - const: tint2
+      - const: tint3
+      - const: tint4
+      - const: tint5
+      - const: tint6
+      - const: tint7
+      - const: tint8
+      - const: tint9
+      - const: tint10
+      - const: tint11
+      - const: tint12
+      - const: tint13
+      - const: tint14
+      - const: tint15
+      - const: tint16
+      - const: tint17
+      - const: tint18
+      - const: tint19
+      - const: tint20
+      - const: tint21
+      - const: tint22
+      - const: tint23
+      - const: tint24
+      - const: tint25
+      - const: tint26
+      - const: tint27
+      - const: tint28
+      - const: tint29
+      - const: tint30
+      - const: tint31
+      - const: int-ca55-0
+      - const: int-ca55-1
+      - const: int-ca55-2
+      - const: int-ca55-3
+      - const: icu-error-ca55
+      - const: gpt-u0-gtciada
+      - const: gpt-u0-gtciadb
+      - const: gpt-u1-gtciada
+      - const: gpt-u1-gtciadb
+
+  clocks:
+    maxItems: 1
+
+  power-domains:
+    maxItems: 1
+
+  resets:
+    maxItems: 1
+
+required:
+  - compatible
+  - reg
+  - '#interrupt-cells'
+  - '#address-cells'
+  - interrupt-controller
+  - interrupts
+  - interrupt-names
+  - clocks
+  - power-domains
+  - resets
+
+unevaluatedProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/interrupt-controller/arm-gic.h>
+    #include <dt-bindings/clock/renesas-cpg-mssr.h>
+
+    icu: interrupt-controller@10400000 {
+        compatible = "renesas,r9a09g057-icu";
+        reg = <0x10400000 0x10000>;
+        #interrupt-cells = <2>;
+        #address-cells = <0>;
+        interrupt-controller;
+        interrupts = <GIC_SPI 0 IRQ_TYPE_LEVEL_HIGH>,
+                     <GIC_SPI 1 IRQ_TYPE_LEVEL_HIGH>,
+                     <GIC_SPI 2 IRQ_TYPE_LEVEL_HIGH>,
+                     <GIC_SPI 3 IRQ_TYPE_LEVEL_HIGH>,
+                     <GIC_SPI 4 IRQ_TYPE_LEVEL_HIGH>,
+                     <GIC_SPI 5 IRQ_TYPE_LEVEL_HIGH>,
+                     <GIC_SPI 6 IRQ_TYPE_LEVEL_HIGH>,
+                     <GIC_SPI 7 IRQ_TYPE_LEVEL_HIGH>,
+                     <GIC_SPI 8 IRQ_TYPE_LEVEL_HIGH>,
+                     <GIC_SPI 9 IRQ_TYPE_LEVEL_HIGH>,
+                     <GIC_SPI 10 IRQ_TYPE_LEVEL_HIGH>,
+                     <GIC_SPI 11 IRQ_TYPE_LEVEL_HIGH>,
+                     <GIC_SPI 12 IRQ_TYPE_LEVEL_HIGH>,
+                     <GIC_SPI 13 IRQ_TYPE_LEVEL_HIGH>,
+                     <GIC_SPI 14 IRQ_TYPE_LEVEL_HIGH>,
+                     <GIC_SPI 15 IRQ_TYPE_LEVEL_HIGH>,
+                     <GIC_SPI 16 IRQ_TYPE_LEVEL_HIGH>,
+                     <GIC_SPI 419 IRQ_TYPE_LEVEL_HIGH>,
+                     <GIC_SPI 420 IRQ_TYPE_LEVEL_HIGH>,
+                     <GIC_SPI 421 IRQ_TYPE_LEVEL_HIGH>,
+                     <GIC_SPI 422 IRQ_TYPE_LEVEL_HIGH>,
+                     <GIC_SPI 423 IRQ_TYPE_LEVEL_HIGH>,
+                     <GIC_SPI 424 IRQ_TYPE_LEVEL_HIGH>,
+                     <GIC_SPI 425 IRQ_TYPE_LEVEL_HIGH>,
+                     <GIC_SPI 426 IRQ_TYPE_LEVEL_HIGH>,
+                     <GIC_SPI 427 IRQ_TYPE_LEVEL_HIGH>,
+                     <GIC_SPI 428 IRQ_TYPE_LEVEL_HIGH>,
+                     <GIC_SPI 429 IRQ_TYPE_LEVEL_HIGH>,
+                     <GIC_SPI 430 IRQ_TYPE_LEVEL_HIGH>,
+                     <GIC_SPI 431 IRQ_TYPE_LEVEL_HIGH>,
+                     <GIC_SPI 432 IRQ_TYPE_LEVEL_HIGH>,
+                     <GIC_SPI 433 IRQ_TYPE_LEVEL_HIGH>,
+                     <GIC_SPI 434 IRQ_TYPE_LEVEL_HIGH>,
+                     <GIC_SPI 435 IRQ_TYPE_LEVEL_HIGH>,
+                     <GIC_SPI 436 IRQ_TYPE_LEVEL_HIGH>,
+                     <GIC_SPI 437 IRQ_TYPE_LEVEL_HIGH>,
+                     <GIC_SPI 438 IRQ_TYPE_LEVEL_HIGH>,
+                     <GIC_SPI 439 IRQ_TYPE_LEVEL_HIGH>,
+                     <GIC_SPI 440 IRQ_TYPE_LEVEL_HIGH>,
+                     <GIC_SPI 441 IRQ_TYPE_LEVEL_HIGH>,
+                     <GIC_SPI 442 IRQ_TYPE_LEVEL_HIGH>,
+                     <GIC_SPI 443 IRQ_TYPE_LEVEL_HIGH>,
+                     <GIC_SPI 444 IRQ_TYPE_LEVEL_HIGH>,
+                     <GIC_SPI 445 IRQ_TYPE_LEVEL_HIGH>,
+                     <GIC_SPI 446 IRQ_TYPE_LEVEL_HIGH>,
+                     <GIC_SPI 447 IRQ_TYPE_LEVEL_HIGH>,
+                     <GIC_SPI 448 IRQ_TYPE_LEVEL_HIGH>,
+                     <GIC_SPI 449 IRQ_TYPE_LEVEL_HIGH>,
+                     <GIC_SPI 450 IRQ_TYPE_LEVEL_HIGH>,
+                     <GIC_SPI 262 IRQ_TYPE_EDGE_RISING>,
+                     <GIC_SPI 263 IRQ_TYPE_EDGE_RISING>,
+                     <GIC_SPI 264 IRQ_TYPE_EDGE_RISING>,
+                     <GIC_SPI 265 IRQ_TYPE_EDGE_RISING>,
+                     <GIC_SPI 266 IRQ_TYPE_LEVEL_HIGH>,
+                     <GIC_SPI 451 IRQ_TYPE_LEVEL_HIGH>,
+                     <GIC_SPI 452 IRQ_TYPE_LEVEL_HIGH>,
+                     <GIC_SPI 453 IRQ_TYPE_LEVEL_HIGH>,
+                     <GIC_SPI 454 IRQ_TYPE_LEVEL_HIGH>;
+        interrupt-names = "nmi",
+                          "irq0", "irq1", "irq2", "irq3",
+                          "irq4", "irq5", "irq6", "irq7",
+                          "irq8", "irq9", "irq10", "irq11",
+                          "irq12", "irq13", "irq14", "irq15",
+                          "tint0", "tint1", "tint2", "tint3",
+                          "tint4", "tint5", "tint6", "tint7",
+                          "tint8", "tint9", "tint10", "tint11",
+                          "tint12", "tint13", "tint14", "tint15",
+                          "tint16", "tint17", "tint18", "tint19",
+                          "tint20", "tint21", "tint22", "tint23",
+                          "tint24", "tint25", "tint26", "tint27",
+                          "tint28", "tint29", "tint30", "tint31",
+                          "int-ca55-0", "int-ca55-1",
+                          "int-ca55-2", "int-ca55-3",
+                          "icu-error-ca55",
+                          "gpt-u0-gtciada", "gpt-u0-gtciadb",
+                          "gpt-u1-gtciada", "gpt-u1-gtciadb";
+        clocks = <&cpg CPG_MOD 0x5>;
+        power-domains = <&cpg>;
+        resets = <&cpg 0x36>;
+    };
diff --git a/include/dt-bindings/interrupt-controller/icu-rzv2h.h b/include/dt-bindings/interrupt-controller/icu-rzv2h.h
new file mode 100644
index 000000000000..5d1e7bb256cd
--- /dev/null
+++ b/include/dt-bindings/interrupt-controller/icu-rzv2h.h
@@ -0,0 +1,48 @@
+/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) */
+/*
+ * This header provides constants for Renesas RZ/V2H(P) SoC ICU bindings.
+ *
+ * Copyright (C) 2024 Renesas Electronics Corp.
+ *
+ */
+
+#ifndef __DT_BINDINGS_ICU_RZV2H_H
+#define __DT_BINDINGS_ICU_RZV2H_H
+
+#include <dt-bindings/interrupt-controller/irq.h>
+
+/* NMI maps to SPI0 */
+#define RZV2H_NMI	0
+
+/* IRQ0-15 map to SPI1-16 */
+#define RZV2H_IRQ0	1
+#define RZV2H_IRQ1	2
+#define RZV2H_IRQ2	3
+#define RZV2H_IRQ3	4
+#define RZV2H_IRQ4	5
+#define RZV2H_IRQ5	6
+#define RZV2H_IRQ6	7
+#define RZV2H_IRQ7	8
+#define RZV2H_IRQ8	9
+#define RZV2H_IRQ9	10
+#define RZV2H_IRQ10	11
+#define RZV2H_IRQ11	12
+#define RZV2H_IRQ12	13
+#define RZV2H_IRQ13	14
+#define RZV2H_IRQ14	15
+#define RZV2H_IRQ15	16
+
+#define RZV2H_NMI_TYPE_EDGE_RISING		IRQ_TYPE_EDGE_RISING
+#define RZV2H_NMI_TYPE_EDGE_FALLING		IRQ_TYPE_EDGE_FALLING
+
+#define RZV2H_IRQ_TYPE_EDGE_RISING		IRQ_TYPE_EDGE_RISING
+#define RZV2H_IRQ_TYPE_EDGE_FALLING		IRQ_TYPE_EDGE_FALLING
+#define RZV2H_IRQ_TYPE_EDGE_BOTH		IRQ_TYPE_EDGE_BOTH
+#define RZV2H_IRQ_TYPE_LEVEL_LOW		IRQ_TYPE_LEVEL_LOW
+
+#define RZV2H_TINT_TYPE_EDGE_RISING		IRQ_TYPE_EDGE_RISING
+#define RZV2H_TINT_TYPE_EDGE_FALLING		IRQ_TYPE_EDGE_FALLING
+#define RZV2H_TINT_TYPE_LEVEL_HIGH		IRQ_TYPE_LEVEL_HIGH
+#define RZV2H_TINT_TYPE_LEVEL_LOW		IRQ_TYPE_LEVEL_LOW
+
+#endif /* __DT_BINDINGS_ICU_RZV2H_H */
