diff mbox series

[v8,07/11] ARM: dts: aspeed: anacapa: Enable MCTP and FRU for NIC

Message ID 20260902-anacapa-devlop-phase-devicetree-v8-7-69c8eb2a7cda@gmail.com
State New
Headers show
Series ARM: dts: aspeed: anacapa: restructure devicetree for development-phase | expand

Commit Message

Colin Huang Sept. 2, 2026, 10:21 a.m. UTC 
From: Andy Chung <Andy.Chung@amd.com>

Add the mctp-controller property to enable frontend NIC management
via PLDM over MCTP.
Also add EEPROM device for NIC FRU and reorder the I2C virtual bus
index accroding to the system silkscreen index.

Signed-off-by: Andy Chung <Andy.Chung@amd.com>
---
 .../aspeed/aspeed-bmc-facebook-anacapa-evt2.dtsi   | 137 +++++++++++++++++++++
 1 file changed, 137 insertions(+)
diff mbox series

Patch

diff --git a/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-anacapa-evt2.dtsi b/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-anacapa-evt2.dtsi
index 3ea5d67865d4..ab16e5ad5871 100644
--- a/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-anacapa-evt2.dtsi
+++ b/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-anacapa-evt2.dtsi
@@ -2,6 +2,25 @@ 
 
 #include "aspeed-bmc-facebook-anacapa-evt1.dtsi"
 
+&{/aliases} {
+	i2c36 = &i2c11mux0ch5;
+	i2c37 = &i2c11mux0ch6;
+	i2c38 = &i2c11mux0ch7;
+	i2c39 = &i2c11mux0ch0;
+	i2c40 = &i2c11mux0ch1;
+	i2c41 = &i2c11mux0ch2;
+	i2c42 = &i2c11mux0ch3;
+	i2c43 = &i2c11mux0ch4;
+	i2c44 = &i2c10mux0ch1;
+	i2c45 = &i2c10mux0ch2;
+	i2c46 = &i2c10mux0ch3;
+	i2c47 = &i2c10mux0ch4;
+	i2c48 = &i2c10mux0ch5;
+	i2c49 = &i2c10mux0ch6;
+	i2c50 = &i2c10mux0ch7;
+	i2c51 = &i2c10mux0ch0;
+};
+
 // MB - PDB
 &i2c8 {
 	i2c-mux@72 {
@@ -50,6 +69,124 @@  eeprom@51 {
 	};
 };
 
+// R Bridge Board
+&i2c10 {
+	multi-master;
+
+	mctp@10 {
+		compatible = "mctp-i2c-controller";
+		reg = <(0x10 | I2C_OWN_SLAVE_ADDRESS)>;
+	};
+
+	i2c-mux@71 {
+		/delete-property/ i2c-mux-idle-disconnect;
+
+		i2c10mux0ch1: i2c@1 {
+			mctp-controller;
+			// BE NIC FRU
+
+			eeprom@50 {
+				compatible = "atmel,24c32";
+				reg = <0x50>;
+			};
+		};
+
+		i2c10mux0ch2: i2c@2 {
+			mctp-controller;
+			// BE NIC FRU
+
+			eeprom@50 {
+				compatible = "atmel,24c32";
+				reg = <0x50>;
+			};
+		};
+
+		i2c10mux0ch3: i2c@3 {
+			mctp-controller;
+			// BE NIC FRU
+
+			eeprom@50 {
+				compatible = "atmel,24c32";
+				reg = <0x50>;
+			};
+		};
+
+		i2c10mux0ch4: i2c@4 {
+			mctp-controller;
+			// BE NIC FRU
+
+			eeprom@50 {
+				compatible = "atmel,24c32";
+				reg = <0x50>;
+			};
+		};
+	};
+};
+
+// L Bridge Board
+&i2c11 {
+	multi-master;
+
+	mctp@10 {
+		compatible = "mctp-i2c-controller";
+		reg = <(0x10 | I2C_OWN_SLAVE_ADDRESS)>;
+	};
+
+	i2c-mux@71 {
+		/delete-property/ i2c-mux-idle-disconnect;
+
+		i2c11mux0ch0: i2c@0 {
+			mctp-controller;
+			// FE NIC FRU
+
+			eeprom@50 {
+				compatible = "atmel,24c32";
+				reg = <0x50>;
+			};
+		};
+
+		i2c11mux0ch1: i2c@1 {
+			mctp-controller;
+			// BE NIC FRU
+
+			eeprom@50 {
+				compatible = "atmel,24c32";
+				reg = <0x50>;
+			};
+		};
+
+		i2c11mux0ch2: i2c@2 {
+			mctp-controller;
+			// BE NIC FRU
+
+			eeprom@50 {
+				compatible = "atmel,24c32";
+				reg = <0x50>;
+			};
+		};
+
+		i2c11mux0ch3: i2c@3 {
+			mctp-controller;
+			// BE NIC FRU
+
+			eeprom@50 {
+				compatible = "atmel,24c32";
+				reg = <0x50>;
+			};
+		};
+
+		i2c11mux0ch4: i2c@4 {
+			mctp-controller;
+			// BE NIC FRU
+
+			eeprom@50 {
+				compatible = "atmel,24c32";
+				reg = <0x50>;
+			};
+		};
+	};
+};
+
 // MB
 &i2c13 {
 	i2c-mux@70 {