[PATCH v1] ARM: dts: Aspeed: Add Facebook common dts

[Peter Yin]

Initial introduction of Facebook common
equipped with Aspeed 2600 BMC SoC.

Signed-off-by: Peter Yin <peteryin.openbmc at gmail.com>
---
Change Log:

  v1: Add Facebook common equipped with Aspeed 2600 BMC SoC.
---
 arch/arm/dts/Makefile       |  1 +
 arch/arm/dts/ast2600-fb.dts | 66 +++++++++++++++++++++++++++++++++++++
 2 files changed, 67 insertions(+)
 create mode 100644 arch/arm/dts/ast2600-fb.dts

diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile
index 37675a3277..d1eabaa675 100755
--- a/arch/arm/dts/Makefile
+++ b/arch/arm/dts/Makefile
@@ -687,6 +687,7 @@ dtb-$(CONFIG_ARCH_ASPEED) += \
 	ast2600-evb.dtb \
 	ast2600-evb-ecc.dtb \
 	ast2600-dcscm.dtb \
+	ast2600-fb.dtb \
 	ast2600-fpga.dtb \
 	ast2600-greatlakes.dtb \
 	ast2600-intel.dtb \
diff --git a/arch/arm/dts/ast2600-fb.dts b/arch/arm/dts/ast2600-fb.dts
new file mode 100644
index 0000000000..69ff575419
--- /dev/null
+++ b/arch/arm/dts/ast2600-fb.dts
@@ -0,0 +1,66 @@
+// SPDX-License-Identifier: GPL-2.0+
+// Copyright (c) 2023 Meta Platforms Inc.
+/dts-v1/;
+
+#include "ast2600-u-boot.dtsi"
+
+/ {
+	model = "Facebook Common BMC";
+	compatible = "facebook,common-bmc", "aspeed,ast2600";
+
+	memory {
+		device_type = "memory";
+		reg = <0x80000000 0x40000000>;
+	};
+
+	chosen {
+		stdout-path = &uart5;
+	};
+
+	aliases {
+		spi0 = &fmc;
+	};
+
+	cpus {
+		cpu at 0 {
+			clock-frequency = <800000000>;
+		};
+		cpu at 1 {
+			clock-frequency = <800000000>;
+		};
+	};
+};
+
+&uart5 {
+	u-boot,dm-pre-reloc;
+	status = "okay";
+};
+
+&sdrammc {
+	clock-frequency = <400000000>;
+};
+
+&fmc {
+	status = "okay";
+
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_fmcquad_default>;
+
+	flash at 0 {
+		status = "okay";
+		spi-max-frequency = <50000000>;
+		spi-tx-bus-width = <2>;
+		spi-rx-bus-width = <2>;
+	};
+
+	flash at 1 {
+		status = "okay";
+		spi-max-frequency = <50000000>;
+		spi-tx-bus-width = <2>;
+		spi-rx-bus-width = <2>;
+	};
+};
+
+&hace {
+	status = "okay";
+};
-- 
2.25.1