linux-kernel - [PATCH v1 3/5] ARM: dts: hpe: Add spi driver node

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Date:   Wed, 20 Jul 2022 15:11:56 -0500
From:   nick.hawkins@....com
To:     nick.hawkins@....com
Cc:     broonie@...nel.org, robh+dt@...nel.org,
        krzysztof.kozlowski+dt@...aro.org, verdun@....com,
        linux@...linux.org.uk, linux-spi@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, arnd@...db.de, joel@....id.au
Subject: [PATCH v1 3/5] ARM: dts: hpe: Add spi driver node

From: Nick Hawkins <nick.hawkins@....com>

Add support for the SPI flash interface on the GXP SoC.

Signed-off-by: Nick Hawkins <nick.hawkins@....com>
---
 arch/arm/boot/dts/hpe-bmc-dl360gen10.dts | 58 ++++++++++++++++++++++++
 arch/arm/boot/dts/hpe-gxp.dtsi           | 21 ++++++++-
 2 files changed, 78 insertions(+), 1 deletion(-)

diff --git a/arch/arm/boot/dts/hpe-bmc-dl360gen10.dts b/arch/arm/boot/dts/hpe-bmc-dl360gen10.dts
index 3a7382ce40ef..d49dcef95c5c 100644
--- a/arch/arm/boot/dts/hpe-bmc-dl360gen10.dts
+++ b/arch/arm/boot/dts/hpe-bmc-dl360gen10.dts
@@ -24,3 +24,61 @@
 		reg = <0x40000000 0x20000000>;
 	};
 };
+
+&spifi {
+	status = "okay";
+	flash@0 {
+		partitions {
+			compatible = "fixed-partitions";
+			#address-cells = <1>;
+			#size-cells = <1>;
+
+			u-boot@0 {
+				label = "u-boot";
+				reg = <0x0 0x60000>;
+			};
+
+			u-boot-env@...00 {
+				label = "u-boot-env";
+				reg = <0x60000 0x20000>;
+			};
+
+			kernel@...00 {
+				label = "kernel";
+				reg = <0x80000 0x4c0000>;
+			};
+
+			rofs@...000 {
+				label = "rofs";
+				reg = <0x540000 0x1740000>;
+			};
+
+			rwfs@...0000 {
+				label = "rwfs";
+				reg = <0x1c80000 0x250000>;
+			};
+
+			section@...0000{
+				label = "section";
+				reg = <0x1ed0000 0x130000>;
+			};
+		};
+	};
+	flash@1 {
+		partitions {
+			compatible = "fixed-partitions";
+			#address-cells = <1>;
+			#size-cells = <1>;
+
+			host-prime@0 {
+				label = "host-prime";
+				reg = <0x0 0x02000000>;
+			};
+
+			host-second@...0000 {
+				label = "host-second";
+				reg = <0x02000000 0x02000000>;
+			};
+		};
+	};
+};
diff --git a/arch/arm/boot/dts/hpe-gxp.dtsi b/arch/arm/boot/dts/hpe-gxp.dtsi
index cf735b3c4f35..f28349bdeee1 100644
--- a/arch/arm/boot/dts/hpe-gxp.dtsi
+++ b/arch/arm/boot/dts/hpe-gxp.dtsi
@@ -56,9 +56,28 @@
 			compatible = "simple-bus";
 			#address-cells = <1>;
 			#size-cells = <1>;
-			ranges = <0x0 0xc0000000 0x30000000>;
+			ranges = <0x0 0xc0000000 0x40000000>;
 			dma-ranges;
 
+			spifi: spi@200 {
+				compatible = "hpe,gxp-spifi";
+				reg = <0x200 0x80>, <0xc000 0x100>, <0x38000000 0x8000000>;
+				interrupts = <20>;
+				interrupt-parent = <&vic0>;
+				#address-cells = <1>;
+				#size-cells = <0>;
+				status = "disabled";
+				flash@0 {
+					reg = <0>;
+					compatible = "jedec,spi-nor";
+				};
+
+				flash@1 {
+					reg = <1>;
+					compatible = "jedec,spi-nor";
+				};
+			};
+
 			vic0: interrupt-controller@...0000 {
 				compatible = "arm,pl192-vic";
 				reg = <0xeff0000 0x1000>;
-- 
2.17.1