[PATCH v2 4/7] riscv: dts: sophgo: Separate common devices from cv1800b soc

Inochi Amaoto inochiama at outlook.com
Mon Oct 9 04:26:35 PDT 2023


Move the cpu and the common peripherals of CV181x and CV180x to new file.

Signed-off-by: Inochi Amaoto <inochiama at outlook.com>
---
 arch/riscv/boot/dts/sophgo/cv1800b.dtsi       | 95 +------------------
 .../dts/sophgo/{cv1800b.dtsi => cv180x.dtsi}  | 19 +---
 2 files changed, 2 insertions(+), 112 deletions(-)
 copy arch/riscv/boot/dts/sophgo/{cv1800b.dtsi => cv180x.dtsi} (80%)

diff --git a/arch/riscv/boot/dts/sophgo/cv1800b.dtsi b/arch/riscv/boot/dts/sophgo/cv1800b.dtsi
index df40e87ee063..0904154f9829 100644
--- a/arch/riscv/boot/dts/sophgo/cv1800b.dtsi
+++ b/arch/riscv/boot/dts/sophgo/cv1800b.dtsi
@@ -3,106 +3,13 @@
  * Copyright (C) 2023 Jisheng Zhang <jszhang at kernel.org>
  */

-#include <dt-bindings/interrupt-controller/irq.h>
+#include "cv180x.dtsi"

 / {
 	compatible = "sophgo,cv1800b";
-	#address-cells = <1>;
-	#size-cells = <1>;
-
-	cpus: cpus {
-		#address-cells = <1>;
-		#size-cells = <0>;
-		timebase-frequency = <25000000>;
-
-		cpu0: cpu at 0 {
-			compatible = "thead,c906", "riscv";
-			device_type = "cpu";
-			reg = <0>;
-			d-cache-block-size = <64>;
-			d-cache-sets = <512>;
-			d-cache-size = <65536>;
-			i-cache-block-size = <64>;
-			i-cache-sets = <128>;
-			i-cache-size = <32768>;
-			mmu-type = "riscv,sv39";
-			riscv,isa = "rv64imafdc";
-			riscv,isa-base = "rv64i";
-			riscv,isa-extensions = "i", "m", "a", "f", "d", "c", "zicntr", "zicsr",
-					       "zifencei", "zihpm";
-
-			cpu0_intc: interrupt-controller {
-				compatible = "riscv,cpu-intc";
-				interrupt-controller;
-				#address-cells = <0>;
-				#interrupt-cells = <1>;
-			};
-		};
-	};
-
-	osc: oscillator {
-		compatible = "fixed-clock";
-		clock-output-names = "osc_25m";
-		#clock-cells = <0>;
-	};

 	soc {
-		compatible = "simple-bus";
 		interrupt-parent = <&plic>;
-		#address-cells = <1>;
-		#size-cells = <1>;
-		dma-noncoherent;
-		ranges;
-
-		uart0: serial at 4140000 {
-			compatible = "snps,dw-apb-uart";
-			reg = <0x04140000 0x100>;
-			interrupts = <44 IRQ_TYPE_LEVEL_HIGH>;
-			clocks = <&osc>;
-			reg-shift = <2>;
-			reg-io-width = <4>;
-			status = "disabled";
-		};
-
-		uart1: serial at 4150000 {
-			compatible = "snps,dw-apb-uart";
-			reg = <0x04150000 0x100>;
-			interrupts = <45 IRQ_TYPE_LEVEL_HIGH>;
-			clocks = <&osc>;
-			reg-shift = <2>;
-			reg-io-width = <4>;
-			status = "disabled";
-		};
-
-		uart2: serial at 4160000 {
-			compatible = "snps,dw-apb-uart";
-			reg = <0x04160000 0x100>;
-			interrupts = <46 IRQ_TYPE_LEVEL_HIGH>;
-			clocks = <&osc>;
-			reg-shift = <2>;
-			reg-io-width = <4>;
-			status = "disabled";
-		};
-
-		uart3: serial at 4170000 {
-			compatible = "snps,dw-apb-uart";
-			reg = <0x04170000 0x100>;
-			interrupts = <47 IRQ_TYPE_LEVEL_HIGH>;
-			clocks = <&osc>;
-			reg-shift = <2>;
-			reg-io-width = <4>;
-			status = "disabled";
-		};
-
-		uart4: serial at 41c0000 {
-			compatible = "snps,dw-apb-uart";
-			reg = <0x041c0000 0x100>;
-			interrupts = <48 IRQ_TYPE_LEVEL_HIGH>;
-			clocks = <&osc>;
-			reg-shift = <2>;
-			reg-io-width = <4>;
-			status = "disabled";
-		};

 		plic: interrupt-controller at 70000000 {
 			compatible = "sophgo,cv1800b-plic", "thead,c900-plic";
diff --git a/arch/riscv/boot/dts/sophgo/cv1800b.dtsi b/arch/riscv/boot/dts/sophgo/cv180x.dtsi
similarity index 80%
copy from arch/riscv/boot/dts/sophgo/cv1800b.dtsi
copy to arch/riscv/boot/dts/sophgo/cv180x.dtsi
index df40e87ee063..ffaf51724c98 100644
--- a/arch/riscv/boot/dts/sophgo/cv1800b.dtsi
+++ b/arch/riscv/boot/dts/sophgo/cv180x.dtsi
@@ -1,12 +1,12 @@
 // SPDX-License-Identifier: (GPL-2.0 OR MIT)
 /*
  * Copyright (C) 2023 Jisheng Zhang <jszhang at kernel.org>
+ * Copyright (C) 2023 Inochi Amaoto <inochiama at outlook.com>
  */

 #include <dt-bindings/interrupt-controller/irq.h>

 / {
-	compatible = "sophgo,cv1800b";
 	#address-cells = <1>;
 	#size-cells = <1>;

@@ -48,7 +48,6 @@ osc: oscillator {

 	soc {
 		compatible = "simple-bus";
-		interrupt-parent = <&plic>;
 		#address-cells = <1>;
 		#size-cells = <1>;
 		dma-noncoherent;
@@ -103,21 +102,5 @@ uart4: serial at 41c0000 {
 			reg-io-width = <4>;
 			status = "disabled";
 		};
-
-		plic: interrupt-controller at 70000000 {
-			compatible = "sophgo,cv1800b-plic", "thead,c900-plic";
-			reg = <0x70000000 0x4000000>;
-			interrupts-extended = <&cpu0_intc 11>, <&cpu0_intc 9>;
-			interrupt-controller;
-			#address-cells = <0>;
-			#interrupt-cells = <2>;
-			riscv,ndev = <101>;
-		};
-
-		clint: timer at 74000000 {
-			compatible = "sophgo,cv1800b-clint", "thead,c900-clint";
-			reg = <0x74000000 0x10000>;
-			interrupts-extended = <&cpu0_intc 3>, <&cpu0_intc 7>;
-		};
 	};
 };
--
2.42.0




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