[PATCH u-boot v2019.04-aspeed-openbmc] ARM: dts: aspeed: add Nuvia DC-SCM

[Jae Hyun Yoo]

From: Graeme Gregory <quic_ggregory at quicinc.com>

Add initial version of device tree for Nuvia DC-SCM BMC which is
equipped with Aspeed AST2600 BMC SoC.

Signed-off-by: Graeme Gregory <quic_ggregory at quicinc.com>
Signed-off-by: Jae Hyun Yoo <quic_jaehyoo at quicinc.com>
---
 arch/arm/dts/Makefile                 |   1 +
 arch/arm/dts/ast2600-nuvia-dc-scm.dts | 208 ++++++++++++++++++++++++++
 2 files changed, 209 insertions(+)
 create mode 100644 arch/arm/dts/ast2600-nuvia-dc-scm.dts

diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile
index e5a73697c5..db7adda3dc 100755
--- a/arch/arm/dts/Makefile
+++ b/arch/arm/dts/Makefile
@@ -684,6 +684,7 @@ dtb-$(CONFIG_ARCH_ASPEED) += \
 	ast2600-fpga.dtb \
 	ast2600-intel.dtb \
 	ast2600-ncsi.dtb \
+	ast2600-nuvia-dc-scm.dtb \
 	ast2600-pfr.dtb \
 	ast2600-rainier.dtb \
 	ast2600-slt.dtb \
diff --git a/arch/arm/dts/ast2600-nuvia-dc-scm.dts b/arch/arm/dts/ast2600-nuvia-dc-scm.dts
new file mode 100644
index 0000000000..3a305cb418
--- /dev/null
+++ b/arch/arm/dts/ast2600-nuvia-dc-scm.dts
@@ -0,0 +1,208 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+// Copyright (c) 2021-2022 Qualcomm Innovation Center, Inc. All rights reserved.
+/dts-v1/;
+
+#include "ast2600-u-boot.dtsi"
+
+/ {
+	model = "Nuvia DC-SCM BMC";
+	compatible = "nuvia,dc-scm-bmc", "aspeed,ast2600";
+
+	memory {
+		device_type = "memory";
+		reg = <0x80000000 0x40000000>;
+	};
+
+	chosen {
+		stdout-path = &uart5;
+	};
+
+	aliases {
+		spi0 = &fmc;
+		spi1 = &spi1;
+		spi2 = &spi2;
+	};
+
+	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>;
+};
+
+&wdt1 {
+	status = "okay";
+};
+
+&wdt2 {
+	status = "okay";
+};
+
+&wdt3 {
+	status = "okay";
+};
+
+&mdio {
+	status = "okay";
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_mdio4_default>;
+	#address-cells = <1>;
+	#size-cells = <0>;
+
+	ethphy3: ethernet-phy at 1 {
+		reg = <1>;
+	};
+};
+
+&mac2 {
+	status = "okay";
+	reg = <0x1e670000 0x180>, <0x1e650018 0x4>;
+	phy-mode = "rgmii";
+	phy-handle = <&ethphy3>;
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_rgmii3_default>;
+};
+
+&fmc {
+	status = "okay";
+
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_fmcquad_default>;
+
+	flash at 0 {
+		compatible = "spi-flash", "sst,w25q256";
+		status = "okay";
+		spi-max-frequency = <133000000>;
+		spi-tx-bus-width = <4>;
+		spi-rx-bus-width = <4>;
+	};
+
+	flash at 1 {
+		compatible = "spi-flash", "sst,w25q256";
+		status = "okay";
+		spi-max-frequency = <133000000>;
+		spi-tx-bus-width = <4>;
+		spi-rx-bus-width = <4>;
+	};
+};
+
+&spi1 {
+	status = "okay";
+
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_spi1_default &pinctrl_spi1abr_default
+			&pinctrl_spi1cs1_default &pinctrl_spi1wp_default
+			&pinctrl_spi1wp_default &pinctrl_spi1quad_default>;
+
+	flash at 0 {
+		compatible = "spi-flash", "sst,w25q256";
+		status = "okay";
+		spi-max-frequency = <133000000>;
+		spi-tx-bus-width = <4>;
+		spi-rx-bus-width = <4>;
+	};
+};
+
+&i2c4 {
+	status = "okay";
+
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_i2c5_default>;
+};
+
+&i2c5 {
+	status = "okay";
+
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_i2c6_default>;
+};
+
+&i2c6 {
+	status = "okay";
+
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_i2c7_default>;
+};
+
+&i2c7 {
+	status = "okay";
+
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_i2c8_default>;
+};
+
+&i2c8 {
+	status = "okay";
+
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_i2c9_default>;
+};
+
+&i2c9 {
+	status = "okay";
+
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_i2c10_default>;
+};
+
+&i2c10 {
+	status = "okay";
+
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_i2c11_default>;
+};
+
+&i2c12 {
+	status = "okay";
+
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_i2c13_default>;
+};
+
+&i2c13 {
+	status = "okay";
+
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_i2c14_default>;
+};
+
+&i2c14 {
+	status = "okay";
+
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_i2c15_default>;
+};
+
+&i2c15 {
+	status = "okay";
+
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_i2c16_default>;
+};
+
+&scu {
+	mac0-clk-delay = <0x1d 0x1c
+			  0x10 0x17
+			  0x10 0x17>;
+	mac1-clk-delay = <0x1d 0x10
+			  0x10 0x10
+			  0x10 0x10>;
+	mac2-clk-delay = <0x0a 0x04
+			  0x08 0x04
+			  0x08 0x04>;
+	mac3-clk-delay = <0x0a 0x04
+			  0x08 0x04
+			  0x08 0x04>;
+};
-- 
2.25.1