[PATCH v2 9/9] arm64: dts: aspeed: Add initial AST2700 EVB device tree

Kevin Chen kevin_chen at aspeedtech.com
Fri Aug 2 19:06:31 AEST 2024


Add EVB board of AST2700 in ASPEED G7 Architecture.

Signed-off-by: Kevin Chen <kevin_chen at aspeedtech.com>
---
 arch/arm64/boot/dts/aspeed/Makefile        |  4 ++
 arch/arm64/boot/dts/aspeed/ast2700-evb.dts | 58 ++++++++++++++++++++++
 2 files changed, 62 insertions(+)
 create mode 100644 arch/arm64/boot/dts/aspeed/Makefile
 create mode 100644 arch/arm64/boot/dts/aspeed/ast2700-evb.dts

diff --git a/arch/arm64/boot/dts/aspeed/Makefile b/arch/arm64/boot/dts/aspeed/Makefile
new file mode 100644
index 000000000000..ffe7e15017cc
--- /dev/null
+++ b/arch/arm64/boot/dts/aspeed/Makefile
@@ -0,0 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
+
+dtb-$(CONFIG_ARCH_ASPEED) += \
+	ast2700-evb.dtb
diff --git a/arch/arm64/boot/dts/aspeed/ast2700-evb.dts b/arch/arm64/boot/dts/aspeed/ast2700-evb.dts
new file mode 100644
index 000000000000..09c9569c0f7b
--- /dev/null
+++ b/arch/arm64/boot/dts/aspeed/ast2700-evb.dts
@@ -0,0 +1,58 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+/dts-v1/;
+
+#include "aspeed-g7.dtsi"
+#include <dt-bindings/gpio/aspeed-gpio.h>
+
+/ {
+	model = "AST2700A1-EVB";
+	compatible = "aspeed,ast2700-evb", "aspeed,ast2700";
+
+	aliases {
+		serial4 = &uart4;
+	};
+
+	chosen {
+		bootargs = "console=ttyS4,115200n8";
+		stdout-path = &uart4;
+	};
+
+	firmware {
+		optee: optee {
+			compatible = "linaro,optee-tz";
+			method = "smc";
+		};
+	};
+
+	memory at 400000000 {
+		device_type = "memory";
+		reg = <0x4 0x00000000 0x0 0x40000000>;
+	};
+
+	reserved-memory {
+		#address-cells = <2>;
+		#size-cells = <2>;
+		ranges;
+
+		mcu_fw: mcu-firmware at 42fe00000 {
+			reg = <0x4 0x2fe00000 0x0 0x200000>;
+			no-map;
+		};
+
+		atf: trusted-firmware-a at 430000000 {
+			reg = <0x4 0x30000000 0x0 0x80000>;
+			no-map;
+		};
+
+		optee_core: optee_core at 430080000 {
+			reg = <0x4 0x30080000 0x0 0x1000000>;
+			no-map;
+		};
+	};
+};
+
+&uart4 {
+	status = "okay";
+};
+
-- 
2.34.1



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