[PATCH v1 2/3] ARM: dts: aspeed: santabarbara: Enable MCTP for frontend NIC

Fred Chen fredchen.openbmc at gmail.com
Tue Jul 29 19:13:44 AEST 2025


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

Signed-off-by: Fred Chen <fredchen.openbmc at gmail.com>
---
 .../boot/dts/aspeed/aspeed-bmc-facebook-santabarbara.dts  | 8 ++++++++
 1 file changed, 8 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 2f5712e9ba9f..ed30f3bf61a4 100644
--- a/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-santabarbara.dts
+++ b/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-santabarbara.dts
@@ -1248,8 +1248,16 @@ temperature-sensor at 49 {
 };
 
 &i2c11 {
+	multi-master;
+	mctp-controller;
 	status = "okay";
 
+	mctp at 10 {
+		compatible = "mctp-i2c-controller";
+		reg = <(0x10 | I2C_OWN_SLAVE_ADDRESS)>;
+		label = "mb_nic0_mctp";
+	};
+
 	// OCP NIC TEMP
 	temperature-sensor at 1f {
 		compatible = "ti,tmp421";
-- 
2.49.0



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