diff mbox series

[14/15] arm64: dts: renesas: Add Renesas R8A779G0 SoC support

Message ID 20220420084255.375700-15-yoshihiro.shimoda.uh@renesas.com
State New
Headers show
Series None | expand

Commit Message

Yoshihiro Shimoda April 20, 2022, 8:42 a.m. UTC 
Add initial support for the Renesas R8A779G0 (R-Car V4H) SoC.

Signed-off-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
---
 arch/arm64/boot/dts/renesas/r8a779g0.dtsi | 122 ++++++++++++++++++++++
 1 file changed, 122 insertions(+)
 create mode 100644 arch/arm64/boot/dts/renesas/r8a779g0.dtsi

Comments

Krzysztof Kozlowski April 21, 2022, 7:50 a.m. UTC | #1 
On 20/04/2022 10:42, Yoshihiro Shimoda wrote:
> Add initial support for the Renesas R8A779G0 (R-Car V4H) SoC.
> 
> Signed-off-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
> ---
>  arch/arm64/boot/dts/renesas/r8a779g0.dtsi | 122 ++++++++++++++++++++++
>  1 file changed, 122 insertions(+)
>  create mode 100644 arch/arm64/boot/dts/renesas/r8a779g0.dtsi
> 
> diff --git a/arch/arm64/boot/dts/renesas/r8a779g0.dtsi b/arch/arm64/boot/dts/renesas/r8a779g0.dtsi
> new file mode 100644
> index 000000000000..eb5a9ca837c7
> --- /dev/null
> +++ b/arch/arm64/boot/dts/renesas/r8a779g0.dtsi
> @@ -0,0 +1,122 @@
> +// SPDX-License-Identifier: (GPL-2.0 or MIT)
> +/*
> + * Device Tree Source for the R-Car V4H (R8A779G0) SoC
> + *
> + * Copyright (C) 2022 Renesas Electronics Corp.
> + */
> +
> +#include <dt-bindings/clock/r8a779g0-cpg-mssr.h>
> +#include <dt-bindings/interrupt-controller/arm-gic.h>
> +#include <dt-bindings/power/r8a779g0-sysc.h>
> +
> +/ {
> +	compatible = "renesas,r8a779g0";
> +	#address-cells = <2>;
> +	#size-cells = <2>;
> +
> +	cpus {
> +		#address-cells = <1>;
> +		#size-cells = <0>;
> +
> +		a76_0: cpu@0 {
> +			compatible = "arm,cortex-a76";
> +			reg = <0>;
> +			device_type = "cpu";
> +			power-domains = <&sysc R8A779G0_PD_A1E0D0C0>;
> +		};
> +	};
> +
> +	extal_clk: extal {

Generic node names. If you need some differentiating prefix, how about
"extal-clock"?

> +		compatible = "fixed-clock";
> +		#clock-cells = <0>;
> +		/* This value must be overridden by the board */
> +		clock-frequency = <0>;
> +	};
> +
> +	extalr_clk: extalr {
> +		compatible = "fixed-clock";
> +		#clock-cells = <0>;
> +		/* This value must be overridden by the board */
> +		clock-frequency = <0>;
> +	};
> +
> +	pmu_a76 {

No underscores in node names.

> +		compatible = "arm,cortex-a76-pmu";
> +		interrupts-extended = <&gic GIC_PPI 7 IRQ_TYPE_LEVEL_LOW>;
> +	};
> +
> +	/* External SCIF clock - to be overridden by boards that provide it */
> +	scif_clk: scif {

Generic node names, so scif-clock?

Best regards,
Krzysztof
diff mbox series

Patch

diff --git a/arch/arm64/boot/dts/renesas/r8a779g0.dtsi b/arch/arm64/boot/dts/renesas/r8a779g0.dtsi
new file mode 100644
index 000000000000..eb5a9ca837c7
--- /dev/null
+++ b/arch/arm64/boot/dts/renesas/r8a779g0.dtsi
@@ -0,0 +1,122 @@ 
+// SPDX-License-Identifier: (GPL-2.0 or MIT)
+/*
+ * Device Tree Source for the R-Car V4H (R8A779G0) SoC
+ *
+ * Copyright (C) 2022 Renesas Electronics Corp.
+ */
+
+#include <dt-bindings/clock/r8a779g0-cpg-mssr.h>
+#include <dt-bindings/interrupt-controller/arm-gic.h>
+#include <dt-bindings/power/r8a779g0-sysc.h>
+
+/ {
+	compatible = "renesas,r8a779g0";
+	#address-cells = <2>;
+	#size-cells = <2>;
+
+	cpus {
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		a76_0: cpu@0 {
+			compatible = "arm,cortex-a76";
+			reg = <0>;
+			device_type = "cpu";
+			power-domains = <&sysc R8A779G0_PD_A1E0D0C0>;
+		};
+	};
+
+	extal_clk: extal {
+		compatible = "fixed-clock";
+		#clock-cells = <0>;
+		/* This value must be overridden by the board */
+		clock-frequency = <0>;
+	};
+
+	extalr_clk: extalr {
+		compatible = "fixed-clock";
+		#clock-cells = <0>;
+		/* This value must be overridden by the board */
+		clock-frequency = <0>;
+	};
+
+	pmu_a76 {
+		compatible = "arm,cortex-a76-pmu";
+		interrupts-extended = <&gic GIC_PPI 7 IRQ_TYPE_LEVEL_LOW>;
+	};
+
+	/* External SCIF clock - to be overridden by boards that provide it */
+	scif_clk: scif {
+		compatible = "fixed-clock";
+		#clock-cells = <0>;
+		clock-frequency = <0>;
+	};
+
+	soc: soc {
+		compatible = "simple-bus";
+		interrupt-parent = <&gic>;
+		#address-cells = <2>;
+		#size-cells = <2>;
+		ranges;
+
+		cpg: clock-controller@e6150000 {
+			compatible = "renesas,r8a779g0-cpg-mssr";
+			reg = <0 0xe6150000 0 0x4000>;
+			clocks = <&extal_clk>, <&extalr_clk>;
+			clock-names = "extal", "extalr";
+			#clock-cells = <2>;
+			#power-domain-cells = <0>;
+			#reset-cells = <1>;
+		};
+
+		rst: reset-controller@e6160000 {
+			compatible = "renesas,r8a779g0-rst";
+			reg = <0 0xe6160000 0 0x4000>;
+		};
+
+		sysc: system-controller@e6180000 {
+			compatible = "renesas,r8a779g0-sysc";
+			reg = <0 0xe6180000 0 0x4000>;
+			#power-domain-cells = <1>;
+		};
+
+		hscif0: serial@e6540000 {
+			compatible = "renesas,hscif-r8a779g0",
+				     "renesas,rcar-gen4-hscif",
+				     "renesas,hscif";
+			reg = <0 0xe6540000 0 96>;
+			interrupts = <GIC_SPI 246 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&cpg CPG_MOD 514>,
+				 <&cpg CPG_CORE R8A779G0_CLK_S0D3_PER>,
+				 <&scif_clk>;
+			clock-names = "fck", "brg_int", "scif_clk";
+			power-domains = <&sysc R8A779G0_PD_ALWAYS_ON>;
+			resets = <&cpg 514>;
+			status = "disabled";
+		};
+
+		gic: interrupt-controller@f1000000 {
+			compatible = "arm,gic-v3";
+			#interrupt-cells = <3>;
+			#address-cells = <0>;
+			interrupt-controller;
+			reg = <0x0 0xf1000000 0 0x20000>,
+			      <0x0 0xf1060000 0 0x110000>;
+			interrupts = <GIC_PPI 9
+				      (GIC_CPU_MASK_SIMPLE(1) | IRQ_TYPE_LEVEL_HIGH)>;
+		};
+
+		prr: chipid@fff00044 {
+			compatible = "renesas,prr";
+			reg = <0 0xfff00044 0 4>;
+		};
+	};
+
+	timer {
+		compatible = "arm,armv8-timer";
+		interrupts-extended = <&gic GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(1) | IRQ_TYPE_LEVEL_LOW)>,
+				      <&gic GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(1) | IRQ_TYPE_LEVEL_LOW)>,
+				      <&gic GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(1) | IRQ_TYPE_LEVEL_LOW)>,
+				      <&gic GIC_PPI 10 (GIC_CPU_MASK_SIMPLE(1) | IRQ_TYPE_LEVEL_LOW)>;
+	};
+};