@@ -1397,7 +1397,9 @@ dtb-$(CONFIG_ARCH_ASPEED) += \
aspeed-bmc-facebook-yosemitev2.dtb \
aspeed-bmc-ibm-everest.dtb \
aspeed-bmc-ibm-rainier.dtb \
+ aspeed-bmc-ibm-rainier-v2.dtb \
aspeed-bmc-ibm-rainier-4u.dtb \
+ aspeed-bmc-ibm-rainier-4u-v2.dtb \
aspeed-bmc-intel-s2600wf.dtb \
aspeed-bmc-inspur-fp5280g2.dtb \
aspeed-bmc-lenovo-hr630.dtb \
new file mode 100644
@@ -0,0 +1,198 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+// Copyright 2021 IBM Corp.
+/dts-v1/;
+
+#include "aspeed-bmc-ibm-rainier-4u.dts"
+
+/ {
+ i2c20 = &i2c4mux0chn0;
+ i2c21 = &i2c4mux0chn1;
+ i2c22 = &i2c4mux0chn2;
+ i2c23 = &i2c5mux0chn0;
+ i2c24 = &i2c5mux0chn1;
+ i2c25 = &i2c6mux0chn0;
+ i2c26 = &i2c6mux0chn1;
+ i2c27 = &i2c6mux0chn2;
+ i2c28 = &i2c6mux0chn3;
+ i2c29 = &i2c11mux0chn0;
+ i2c30 = &i2c11mux0chn1;
+};
+
+&i2c4 {
+ /delete-node/ eeprom@50;
+ /delete-node/ eeprom@51;
+ /delete-node/ eeprom@52;
+
+ pca9546@70 {
+ compatible = "nxp,pca9546";
+ reg = <0x70>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "okay";
+ i2c-mux-idle-disconnect;
+
+ i2c4mux0chn0: i2c@0 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <0>;
+
+ eeprom@50 {
+ compatible = "atmel,24c64";
+ reg = <0x50>;
+ };
+ };
+
+ i2c4mux0chn1: i2c@1 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <1>;
+
+ eeprom@51 {
+ compatible = "atmel,24c64";
+ reg = <0x51>;
+ };
+ };
+
+ i2c4mux0chn2: i2c@2 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <2>;
+
+ eeprom@52 {
+ compatible = "atmel,24c64";
+ reg = <0x52>;
+ };
+ };
+};
+
+&i2c5 {
+ /delete-node/ eeprom@50;
+ /delete-node/ eeprom@51;
+
+ pca9546@70 {
+ compatible = "nxp,pca9546";
+ reg = <0x70>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "okay";
+ i2c-mux-idle-disconnect;
+
+ i2c5mux0chn0: i2c@0 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <0>;
+
+ eeprom@50 {
+ compatible = "atmel,24c64";
+ reg = <0x50>;
+ };
+ };
+
+ i2c5mux0chn1: i2c@1 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <1>;
+
+ eeprom@51 {
+ compatible = "atmel,24c64";
+ reg = <0x51>;
+ };
+ };
+ };
+};
+
+&i2c6 {
+ /delete-node/ eeprom@50;
+ /delete-node/ eeprom@51;
+ /delete-node/ eeprom@52;
+ /delete-node/ eeprom@53;
+
+ pca9546@70 {
+ compatible = "nxp,pca9546";
+ reg = <0x70>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "okay";
+ i2c-mux-idle-disconnect;
+
+ i2c6mux0chn0: i2c@0 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <0>;
+
+ eeprom@53 {
+ compatible = "atmel,24c64";
+ reg = <0x53>;
+ };
+ };
+
+ i2c6mux0chn1: i2c@1 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <1>;
+
+ eeprom@52 {
+ compatible = "atmel,24c64";
+ reg = <0x52>;
+ };
+ };
+
+ i2c6mux0chn2: i2c@2 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <2>;
+
+ eeprom@50 {
+ compatible = "atmel,24c64";
+ reg = <0x50>;
+ };
+ };
+
+ i2c6mux0chn3: i2c@3 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <3>;
+
+ eeprom@51 {
+ compatible = "atmel,24c64";
+ reg = <0x51>;
+ };
+ };
+ };
+};
+
+&i2c11 {
+ /delete-node/ eeprom@50;
+ /delete-node/ eeprom@51;
+
+ pca9546@70 {
+ compatible = "nxp,pca9546";
+ reg = <0x70>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "okay";
+ i2c-mux-idle-disconnect;
+
+ i2c11mux0chn0: i2c@0 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <0>;
+
+ eeprom@50 {
+ compatible = "atmel,24c64";
+ reg = <0x50>;
+ };
+ };
+
+ i2c11mux0chn1: i2c@1 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <1>;
+
+ eeprom@51 {
+ compatible = "atmel,24c64";
+ reg = <0x51>;
+ };
+ };
+ };
+};
new file mode 100644
@@ -0,0 +1,198 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+// Copyright 2021 IBM Corp.
+/dts-v1/;
+
+#include "aspeed-bmc-ibm-rainier.dts"
+
+/ {
+ i2c20 = &i2c4mux0chn0;
+ i2c21 = &i2c4mux0chn1;
+ i2c22 = &i2c4mux0chn2;
+ i2c23 = &i2c5mux0chn0;
+ i2c24 = &i2c5mux0chn1;
+ i2c25 = &i2c6mux0chn0;
+ i2c26 = &i2c6mux0chn1;
+ i2c27 = &i2c6mux0chn2;
+ i2c28 = &i2c6mux0chn3;
+ i2c29 = &i2c11mux0chn0;
+ i2c30 = &i2c11mux0chn1;
+};
+
+&i2c4 {
+ /delete-node/ eeprom@50;
+ /delete-node/ eeprom@51;
+ /delete-node/ eeprom@52;
+
+ pca9546@70 {
+ compatible = "nxp,pca9546";
+ reg = <0x70>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "okay";
+ i2c-mux-idle-disconnect;
+
+ i2c4mux0chn0: i2c@0 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <0>;
+
+ eeprom@50 {
+ compatible = "atmel,24c64";
+ reg = <0x50>;
+ };
+ };
+
+ i2c4mux0chn1: i2c@1 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <1>;
+
+ eeprom@51 {
+ compatible = "atmel,24c64";
+ reg = <0x51>;
+ };
+ };
+
+ i2c4mux0chn2: i2c@2 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <2>;
+
+ eeprom@52 {
+ compatible = "atmel,24c64";
+ reg = <0x52>;
+ };
+ };
+};
+
+&i2c5 {
+ /delete-node/ eeprom@50;
+ /delete-node/ eeprom@51;
+
+ pca9546@70 {
+ compatible = "nxp,pca9546";
+ reg = <0x70>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "okay";
+ i2c-mux-idle-disconnect;
+
+ i2c5mux0chn0: i2c@0 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <0>;
+
+ eeprom@50 {
+ compatible = "atmel,24c64";
+ reg = <0x50>;
+ };
+ };
+
+ i2c5mux0chn1: i2c@1 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <1>;
+
+ eeprom@51 {
+ compatible = "atmel,24c64";
+ reg = <0x51>;
+ };
+ };
+ };
+};
+
+&i2c6 {
+ /delete-node/ eeprom@50;
+ /delete-node/ eeprom@51;
+ /delete-node/ eeprom@52;
+ /delete-node/ eeprom@53;
+
+ pca9546@70 {
+ compatible = "nxp,pca9546";
+ reg = <0x70>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "okay";
+ i2c-mux-idle-disconnect;
+
+ i2c6mux0chn0: i2c@0 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <0>;
+
+ eeprom@53 {
+ compatible = "atmel,24c64";
+ reg = <0x53>;
+ };
+ };
+
+ i2c6mux0chn1: i2c@1 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <1>;
+
+ eeprom@52 {
+ compatible = "atmel,24c64";
+ reg = <0x52>;
+ };
+ };
+
+ i2c6mux0chn2: i2c@2 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <2>;
+
+ eeprom@50 {
+ compatible = "atmel,24c64";
+ reg = <0x50>;
+ };
+ };
+
+ i2c6mux0chn3: i2c@3 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <3>;
+
+ eeprom@51 {
+ compatible = "atmel,24c64";
+ reg = <0x51>;
+ };
+ };
+ };
+};
+
+&i2c11 {
+ /delete-node/ eeprom@50;
+ /delete-node/ eeprom@51;
+
+ pca9546@70 {
+ compatible = "nxp,pca9546";
+ reg = <0x70>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "okay";
+ i2c-mux-idle-disconnect;
+
+ i2c11mux0chn0: i2c@0 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <0>;
+
+ eeprom@50 {
+ compatible = "atmel,24c64";
+ reg = <0x50>;
+ };
+ };
+
+ i2c11mux0chn1: i2c@1 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <1>;
+
+ eeprom@51 {
+ compatible = "atmel,24c64";
+ reg = <0x51>;
+ };
+ };
+ };
+};