[PATCH u-boot v2 2/2] arch: arm: dts: Add dts for the nvidia msx4 board
Marc Olberding
molberding at nvidia.com
Wed Dec 3 10:52:41 AEDT 2025
Adds a dts for the nvidia msx4 board, a granite rapids based motherboard
Signed-off-by: Marc Olberding <molberding at nvidia.com>
---
arch/arm/dts/Makefile | 1 +
arch/arm/dts/ast2600-msx4-bmc-nvidia.dts | 112 +++++++++++++++++++++++++++++++
2 files changed, 113 insertions(+)
diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile
index dbb2fafc4f4c13302a02875cd678477ab95334cb..aebc5b60abc6b267669650be098315f5d5715074 100755
--- a/arch/arm/dts/Makefile
+++ b/arch/arm/dts/Makefile
@@ -689,6 +689,7 @@ dtb-$(CONFIG_ARCH_ASPEED) += \
ast2600-facebook.dtb \
ast2600-fpga.dtb \
ast2600-gb200nvl-bmc-nvidia.dtb \
+ ast2600-msx4-bmc-nvidia.dtb \
ast2600-greatlakes.dtb \
ast2600-intel.dtb \
ast2600-intel.dtb \
diff --git a/arch/arm/dts/ast2600-msx4-bmc-nvidia.dts b/arch/arm/dts/ast2600-msx4-bmc-nvidia.dts
new file mode 100644
index 0000000000000000000000000000000000000000..3f5146c65dec3ec569cd46745a13be5466f7218c
--- /dev/null
+++ b/arch/arm/dts/ast2600-msx4-bmc-nvidia.dts
@@ -0,0 +1,112 @@
+// SPDX-License-Identifier: GPL-2.0+
+/dts-v1/;
+
+#include "ast2600-u-boot.dtsi"
+
+/ {
+ model = "AST2600 MSX4 BMC";
+ compatible = "aspeed,ast2600-msx4", "aspeed,ast2600";
+
+ memory {
+ device_type = "memory";
+ reg = <0x80000000 0x40000000>;
+ };
+
+ chosen {
+ stdout-path = &uart5;
+ };
+
+ aliases {
+ spi0 = &fmc;
+ ethernet0 = &mac0;
+ };
+
+ cpus {
+ cpu at 0 {
+ clock-frequency = <800000000>;
+ };
+ cpu at 1 {
+ clock-frequency = <800000000>;
+ };
+ };
+};
+
+&display_port {
+ status = "okay";
+};
+
+&fmc {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_fmcquad_default>;
+ aspeed,watchdog-disable;
+ status = "okay";
+
+ flash at 0 {
+ status = "okay";
+ spi-max-frequency = <10000000>;
+ spi-tx-bus-width = <2>;
+ spi-rx-bus-width = <2>;
+ };
+
+ flash at 1 {
+ status = "okay";
+ spi-max-frequency = <10000000>;
+ spi-tx-bus-width = <1>;
+ spi-rx-bus-width = <1>;
+ };
+};
+
+&hace {
+ status = "okay";
+};
+
+&mac0 {
+ phy-mode = "rgmii";
+ phy-handle = <ðphy3>;
+
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_rgmii1_default>;
+ status = "okay";
+};
+
+&mdio {
+ status = "okay";
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_mdio4_default>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ ethphy3: ethernet-phy at 0 {
+ compatible = "ethernet-phy-ieee802.3-c22";
+ reg = <2>;
+ };
+};
+
+&scu {
+ mac0-clk-delay = <0x1d 0x0a
+ 0x1d 0x0a
+ 0x1d 0x0a>;
+};
+
+&sdrammc {
+ clock-frequency = <400000000>;
+ aspeed,ecc-enabled;
+ aspeed,ecc-size-mb = <0>;
+};
+
+&uart5 {
+ u-boot,dm-pre-reloc;
+ status = "okay";
+};
+
+&wdt1 {
+ status = "okay";
+};
+
+&wdt2 {
+ status = "okay";
+};
+
+&wdt3 {
+ status = "okay";
+};
--
2.34.1
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