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+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: "http://devicetree.org/schemas/serial/renesas,scifa.yaml#"
+$schema: "http://devicetree.org/meta-schemas/core.yaml#"
+
+title: Renesas Serial Communications Interface with FIFO A (SCIFA)
+
+maintainers:
+ - Geert Uytterhoeven <geert+renesas@glider.be>
+
+allOf:
+ - $ref: serial.yaml#
+
+properties:
+ compatible:
+ oneOf:
+ - items:
+ - enum:
+ - renesas,scifa-r8a73a4 # R-Mobile APE6
+ - renesas,scifa-r8a7740 # R-Mobile A1
+ - renesas,scifa-sh73a0 # SH-Mobile AG5
+ - const: renesas,scifa # generic SCIFA compatible UART
+
+ - items:
+ - enum:
+ - renesas,scifa-r8a7742 # RZ/G1H
+ - renesas,scifa-r8a7743 # RZ/G1M
+ - renesas,scifa-r8a7744 # RZ/G1N
+ - renesas,scifa-r8a7745 # RZ/G1E
+ - renesas,scifa-r8a7790 # R-Car H2
+ - renesas,scifa-r8a7791 # R-Car M2-W
+ - renesas,scifa-r8a7793 # R-Car M2-N
+ - renesas,scifa-r8a7794 # R-Car E2
+ - const: renesas,rcar-gen2-scifa # R-Car Gen2 and RZ/G1
+ - const: renesas,scifa # generic SCIFA compatible UART
+
+ reg:
+ maxItems: 1
+
+ interrupts:
+ maxItems: 1
+
+ clocks:
+ maxItems: 1
+
+ clock-names:
+ enum:
+ - fck # UART functional clock
+
+ power-domains:
+ maxItems: 1
+
+ resets:
+ maxItems: 1
+
+ dmas:
+ minItems: 2
+ maxItems: 4
+ description:
+ Must contain a list of pairs of references to DMA specifiers, one for
+ transmission, and one for reception.
+
+ dma-names:
+ minItems: 2
+ maxItems: 4
+ items:
+ enum:
+ - tx
+ - rx
+
+required:
+ - compatible
+ - reg
+ - interrupts
+ - clocks
+ - clock-names
+ - power-domains
+
+unevaluatedProperties: false
+
+if:
+ properties:
+ compatible:
+ contains:
+ enum:
+ - renesas,rcar-gen2-scifa
+then:
+ required:
+ - resets
+
+examples:
+ - |
+ #include <dt-bindings/clock/r8a7790-cpg-mssr.h>
+ #include <dt-bindings/interrupt-controller/arm-gic.h>
+ #include <dt-bindings/power/r8a7790-sysc.h>
+ aliases {
+ serial0 = &scifa0;
+ };
+
+ scifa0: serial@e6c40000 {
+ compatible = "renesas,scifa-r8a7790", "renesas,rcar-gen2-scifa",
+ "renesas,scifa";
+ reg = <0xe6c40000 64>;
+ interrupts = <GIC_SPI 144 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&cpg CPG_MOD 204>;
+ clock-names = "fck";
+ power-domains = <&sysc R8A7790_PD_ALWAYS_ON>;
+ resets = <&cpg 204>;
+ dmas = <&dmac0 0x21>, <&dmac0 0x22>, <&dmac1 0x21>, <&dmac1 0x22>;
+ dma-names = "tx", "rx", "tx", "rx";
+ };