dts: renesas: Add devicetree property for OSPI support on RA8

Add ospi node on Renesas RA8 devicetree to support QSPI flash driver

Signed-off-by: Quy Tran <[email protected]>

Author: quytranpzz

dts/arm/renesas/ra/ra8/ra8x1.dtsi

@@ -582,6 +582,15 @@
 			};
 		};
 
+		ospi0: ospi@40268000 {
+			compatible = "renesas,ra-ospi-b";
+			reg = <0x40268000 0x19c>;
+			#address-cells = <1>;
+			#size-cells = <1>;
+			clocks = <&octaspiclk MSTPB 16>;
+			status = "disabled";
+		};
+
 		option_setting_ofs: option_setting_ofs@300a100 {
 			compatible = "zephyr,memory-region";
 			reg = <0x0300a100 0x18>;

dts/bindings/flash_controller/renesas,ra-ospi-b-nor.yaml

@@ -5,7 +5,7 @@ description: Renesas RA OSPI FLASH
 
 compatible: "renesas,ra-ospi-b-nor"
 
-include: [base.yaml]
+include: [flash-controller.yaml]
 
 on-bus: ospi
 
@@ -14,11 +14,6 @@ properties:
     required: true
     description: Flash Memory base address and size in bytes
 
-  size:
-    type: int
-    required: true
-    description: Flash Memory size
-
   protocol-mode:
     type: int
     required: true