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[u-boot,v2019.04-aspeed-openbmc,v3] ARM: dts: Aspeed: Add Facebook DTS

Message ID 20240613160900.1624493-1-peteryin.openbmc@gmail.com
State New
Headers show
Series [u-boot,v2019.04-aspeed-openbmc,v3] ARM: dts: Aspeed: Add Facebook DTS | expand

Commit Message

Peter Yin June 13, 2024, 4:09 p.m. UTC 
Initial introduction of Facebook
equipped with Aspeed 2600 BMC SoC.

Signed-off-by: Peter Yin <peteryin.openbmc@gmail.com>
---
Change log:

v2 -> v3
 - Rename ast2600-facebook.dtb

v1 -> v2
 - Revise common to harma

v1
 - Create facebook common dts
---

 arch/arm/dts/Makefile             |  1 +
 arch/arm/dts/ast2600-facebook.dts | 66 +++++++++++++++++++++++++++++++
 2 files changed, 67 insertions(+)
 create mode 100644 arch/arm/dts/ast2600-facebook.dts
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Patch

diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile
index 6f4b4d8a17..13374bb12a 100755
--- a/arch/arm/dts/Makefile
+++ b/arch/arm/dts/Makefile
@@ -686,6 +686,7 @@  dtb-$(CONFIG_ARCH_ASPEED) += \
 	ast2600-dcscm.dtb \
 	ast2600-evb-ecc.dtb \
 	ast2600-evb.dtb \
+	ast2600-facebook.dtb \
 	ast2600-fpga.dtb \
 	ast2600-greatlakes.dtb \
 	ast2600-intel.dtb \
diff --git a/arch/arm/dts/ast2600-facebook.dts b/arch/arm/dts/ast2600-facebook.dts
new file mode 100644
index 0000000000..b988ff755e
--- /dev/null
+++ b/arch/arm/dts/ast2600-facebook.dts
@@ -0,0 +1,66 @@ 
+// SPDX-License-Identifier: GPL-2.0+
+// Copyright (c) 2024 Meta Platforms Inc.
+/dts-v1/;
+
+#include "ast2600-u-boot.dtsi"
+
+/ {
+	model = "Facebook BMC";
+	compatible = "facebook,harma-bmc", "facebook,minerva-bmc", "aspeed,ast2600";
+
+	memory {
+		device_type = "memory";
+		reg = <0x80000000 0x40000000>;
+	};
+
+	chosen {
+		stdout-path = &uart5;
+	};
+
+	aliases {
+		spi0 = &fmc;
+	};
+
+	cpus {
+		cpu@0 {
+			clock-frequency = <800000000>;
+		};
+		cpu@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@0 {
+		status = "okay";
+		spi-max-frequency = <50000000>;
+		spi-tx-bus-width = <2>;
+		spi-rx-bus-width = <2>;
+	};
+
+	flash@1 {
+		status = "okay";
+		spi-max-frequency = <50000000>;
+		spi-tx-bus-width = <2>;
+		spi-rx-bus-width = <2>;
+	};
+};
+
+&hace {
+	status = "okay";
+};