[PATCH 1/2] arm64: dts: renesas: r8a779h0: Add RPC node

[PATCH 1/2] arm64: dts: renesas: r8a779h0: Add RPC node

[Geert Uytterhoeven]

From: Cong Dang <cong.dang.xn@renesas.com>

Add a device node for the SPI Multi I/O Bus Controller (RPC-IF) on the
Renesas R-Car V4M (R8A779H0) SoC.

Signed-off-by: Cong Dang <cong.dang.xn@renesas.com>
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
---
Changes compared to the BSP:
  - Drop undocumented clock-names property.
---
 arch/arm64/boot/dts/renesas/r8a779h0.dtsi | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/arch/arm64/boot/dts/renesas/r8a779h0.dtsi b/arch/arm64/boot/dts/renesas/r8a779h0.dtsi
index 46c586f4e326959f..11885729181bc903 100644
--- a/arch/arm64/boot/dts/renesas/r8a779h0.dtsi
+++ b/arch/arm64/boot/dts/renesas/r8a779h0.dtsi
@@ -621,6 +621,22 @@ mmc0: mmc@ee140000 {
 			status = "disabled";
 		};
 
+		rpc: spi@ee200000 {
+			compatible = "renesas,r8a779h0-rpc-if",
+				     "renesas,rcar-gen4-rpc-if";
+			reg = <0 0xee200000 0 0x200>,
+			      <0 0x08000000 0 0x04000000>,
+			      <0 0xee208000 0 0x100>;
+			reg-names = "regs", "dirmap", "wbuf";
+			interrupts = <GIC_SPI 225 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&cpg CPG_MOD 629>;
+			power-domains = <&sysc R8A779H0_PD_ALWAYS_ON>;
+			resets = <&cpg 629>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+			status = "disabled";
+		};
+
 		gic: interrupt-controller@f1000000 {
 			compatible = "arm,gic-v3";
 			#interrupt-cells = <3>;
-- 
2.34.1


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[PATCH 2/2] arm64: dts: renesas: gray-hawk-single: Add QSPI FLASH support

[Geert Uytterhoeven]

From: Cong Dang <cong.dang.xn@renesas.com>

Describe the QSPI FLASH on the Gray Hawk Single board.

Signed-off-by: Cong Dang <cong.dang.xn@renesas.com>
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
---
Changes compared to the BSP:
  - Apply to r8a779h0-gray-hawk-single.dts,
  - Add missing status = "okay".
---
 .../dts/renesas/r8a779h0-gray-hawk-single.dts | 33 +++++++++++++++++++
 1 file changed, 33 insertions(+)

diff --git a/arch/arm64/boot/dts/renesas/r8a779h0-gray-hawk-single.dts b/arch/arm64/boot/dts/renesas/r8a779h0-gray-hawk-single.dts
index 1163ac5e292755db..bc8616a56c039b20 100644
--- a/arch/arm64/boot/dts/renesas/r8a779h0-gray-hawk-single.dts
+++ b/arch/arm64/boot/dts/renesas/r8a779h0-gray-hawk-single.dts
@@ -181,12 +181,45 @@ mmc_pins: mmc {
 		power-source = <1800>;
 	};
 
+	qspi0_pins: qspi0 {
+		groups = "qspi0_ctrl", "qspi0_data4";
+		function = "qspi0";
+	};
+
 	scif_clk_pins: scif-clk {
 		groups = "scif_clk";
 		function = "scif_clk";
 	};
 };
 
+&rpc {
+	pinctrl-0 = <&qspi0_pins>;
+	pinctrl-names = "default";
+
+	status = "okay";
+
+	flash@0 {
+		compatible = "spansion,s25fs512s", "jedec,spi-nor";
+		reg = <0>;
+		spi-max-frequency = <40000000>;
+		spi-rx-bus-width = <4>;
+
+		partitions {
+			compatible = "fixed-partitions";
+			#address-cells = <1>;
+			#size-cells = <1>;
+
+			boot@0 {
+				reg = <0x0 0x1200000>;
+				read-only;
+			};
+			user@1200000 {
+				reg = <0x1200000 0x2e00000>;
+			};
+		};
+	};
+};
+
 &rwdt {
 	timeout-sec = <60>;
 	status = "okay";
-- 
2.34.1


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Re: [PATCH 1/2] arm64: dts: renesas: r8a779h0: Add RPC node

[Wolfram Sang]

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On Mon, Feb 19, 2024 at 04:00:40PM +0100, Geert Uytterhoeven wrote:
> From: Cong Dang <cong.dang.xn@renesas.com>
> 
> Add a device node for the SPI Multi I/O Bus Controller (RPC-IF) on the
> Renesas R-Car V4M (R8A779H0) SoC.
> 
> Signed-off-by: Cong Dang <cong.dang.xn@renesas.com>
> Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>

Reviewed-by: Wolfram Sang <wsa+renesas@sang-engineering.com>


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Re: [PATCH 2/2] arm64: dts: renesas: gray-hawk-single: Add QSPI FLASH support

[Wolfram Sang]

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On Mon, Feb 19, 2024 at 04:00:41PM +0100, Geert Uytterhoeven wrote:
> From: Cong Dang <cong.dang.xn@renesas.com>
> 
> Describe the QSPI FLASH on the Gray Hawk Single board.
> 
> Signed-off-by: Cong Dang <cong.dang.xn@renesas.com>
> Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>

Reviewed-by: Wolfram Sang <wsa+renesas@sang-engineering.com>


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