linux-kernel - [PATCH v2 2/2] arm64: dts: amlogic: enable some nodes for board AQ222

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Date:   Fri, 08 Dec 2023 15:16:27 +0800
From:   Xianwei Zhao via B4 Relay 
        <devnull+xianwei.zhao.amlogic.com@...nel.org>
To:     Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Conor Dooley <conor+dt@...nel.org>,
        Neil Armstrong <neil.armstrong@...aro.org>,
        Kevin Hilman <khilman@...libre.com>,
        Jerome Brunet <jbrunet@...libre.com>,
        Martin Blumenstingl <martin.blumenstingl@...glemail.com>
Cc:     devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-amlogic@...ts.infradead.org, linux-kernel@...r.kernel.org,
        Xianwei Zhao <xianwei.zhao@...ogic.com>
Subject: [PATCH v2 2/2] arm64: dts: amlogic: enable some nodes for board
 AQ222

From: Xianwei Zhao <xianwei.zhao@...ogic.com>

Add reserved memory for board AQ222 which is used by ATF.
Enable NAND, SPICC nodes for board AQ222.

Signed-off-by: Xianwei Zhao <xianwei.zhao@...ogic.com>
---
 .../boot/dts/amlogic/meson-s4-s805x2-aq222.dts     | 56 ++++++++++++++++++++++
 1 file changed, 56 insertions(+)

diff --git a/arch/arm64/boot/dts/amlogic/meson-s4-s805x2-aq222.dts b/arch/arm64/boot/dts/amlogic/meson-s4-s805x2-aq222.dts
index c1f322c73982..18789242f05f 100644
--- a/arch/arm64/boot/dts/amlogic/meson-s4-s805x2-aq222.dts
+++ b/arch/arm64/boot/dts/amlogic/meson-s4-s805x2-aq222.dts
@@ -23,6 +23,17 @@ memory@0 {
 		reg = <0x0 0x0 0x0 0x40000000>;
 	};
 
+	reserved-memory {
+		#address-cells = <2>;
+		#size-cells = <2>;
+		ranges;
+
+		/* 52 MiB reserved for ARM Trusted Firmware */
+		secmon_reserved: secmon@...0000 {
+			reg = <0x0 0x05000000 0x0 0x3400000>;
+			no-map;
+		};
+	};
 };
 
 &uart_B {
@@ -34,3 +45,48 @@ &ir {
 	pinctrl-0 = <&remote_pins>;
 	pinctrl-names = "default";
 };
+
+&nand {
+	status = "okay";
+	#address-cells = <1>;
+	#size-cells = <0>;
+
+	pinctrl-0 = <&nand_pins>;
+	pinctrl-names = "default";
+
+	nand@0 {
+		reg = <0>;
+		#address-cells = <1>;
+		#size-cells = <1>;
+
+		nand-on-flash-bbt;
+
+		partition@0 {
+			label = "boot";
+			reg = <0x0 0x00200000>;
+		};
+		partition@...000 {
+			label = "env";
+			reg = <0x00200000 0x00400000>;
+		};
+		partition@...000 {
+			label = "system";
+			reg = <0x00600000 0x00a00000>;
+		};
+		partition@...0000 {
+			label = "rootfs";
+			reg = <0x01000000 0x03000000>;
+		};
+		partition@...0000 {
+			label = "media";
+			reg = <0x04000000 0x8000000>;
+		};
+	};
+};
+
+&spicc0 {
+	status = "okay";
+	pinctrl-names = "default";
+	pinctrl-0 = <&spicc0_pins_x>;
+	cs-gpios = <&gpio GPIOX_10 GPIO_ACTIVE_LOW>;
+};

-- 
2.37.1