[PATCH v4 3/7] ARM: dts: aspeed: santabarbara: Enable MCTP for frontend NIC

From: Fred Chen

Date: Wed Oct 15 2025 - 10:39:31 EST


Add the mctp-controller property and MCTP node to enable frontend NIC
management via PLDM over MCTP.

Signed-off-by: Fred Chen <fredchen.openbmc@xxxxxxxxx>
---
.../boot/dts/aspeed/aspeed-bmc-facebook-santabarbara.dts | 7 +++++++
1 file changed, 7 insertions(+)

diff --git a/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-santabarbara.dts b/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-santabarbara.dts
index 89b18afe2b00..b190ab344aa7 100644
--- a/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-santabarbara.dts
+++ b/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-santabarbara.dts
@@ -1279,8 +1279,15 @@ temperature-sensor@49 {
};

&i2c11 {
+ multi-master;
+ mctp-controller;
status = "okay";

+ mctp@10 {
+ compatible = "mctp-i2c-controller";
+ reg = <(0x10 | I2C_OWN_SLAVE_ADDRESS)>;
+ };
+
// OCP NIC TEMP
temperature-sensor@1f {
compatible = "ti,tmp421";
--
2.49.0