diff mbox series

[v1,4/6] ARM: dts: hpe: Add I2C Topology

Message ID 20221216183532.78933-5-nick.hawkins@hpe.com
State Superseded
Headers show
Series ARM: Add GXP I2C Support | expand

Commit Message

Hawkins, Nick Dec. 16, 2022, 6:35 p.m. UTC 
From: Nick Hawkins <nick.hawkins@hpe.com>

Add 9 I2C Engines, 2 MUXs, and a EEPROM to the device tree.

Signed-off-by: Nick Hawkins <nick.hawkins@hpe.com>
---
 arch/arm/boot/dts/hpe-bmc-dl360gen10.dts |  72 ++++++++++++++
 arch/arm/boot/dts/hpe-gxp.dtsi           | 115 +++++++++++++++++++++++
 2 files changed, 187 insertions(+)
diff mbox series

Patch

diff --git a/arch/arm/boot/dts/hpe-bmc-dl360gen10.dts b/arch/arm/boot/dts/hpe-bmc-dl360gen10.dts
index 3a7382ce40ef..d9008e2cfed3 100644
--- a/arch/arm/boot/dts/hpe-bmc-dl360gen10.dts
+++ b/arch/arm/boot/dts/hpe-bmc-dl360gen10.dts
@@ -23,4 +23,76 @@ 
 		device_type = "memory";
 		reg = <0x40000000 0x20000000>;
 	};
+
+	i2cmux@4 {
+		compatible = "i2c-mux-reg";
+		i2c-parent = <&i2c4>;
+		reg = <0xd1000074 1>;
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		i2c4@1 {
+			reg = <1>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+		};
+
+		i2c4@3 {
+			reg = <3>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+		};
+
+		i2c4@4 {
+			reg = <4>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+		};
+	};
+
+	i2cmux@6 {
+		compatible = "i2c-mux-reg";
+		i2c-parent = <&i2c6>;
+		reg = <0xd1000076 1>;
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		i2c6@1 {
+			reg = <1>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+		};
+
+		i2c6@2 {
+			reg = <2>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+		};
+
+		i2c6@3 {
+			reg = <3>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+		};
+
+		i2c6@4 {
+			reg = <4>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+		};
+
+		i2c6@5 {
+			reg = <5>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+		};
+	};
+};
+
+&i2c2 {
+	eeprom@50 {
+		compatible = "atmel,24c02";
+		pagesize = <8>;
+		reg = <0x50>;
+	};
 };
diff --git a/arch/arm/boot/dts/hpe-gxp.dtsi b/arch/arm/boot/dts/hpe-gxp.dtsi
index cf735b3c4f35..27e68932021c 100644
--- a/arch/arm/boot/dts/hpe-gxp.dtsi
+++ b/arch/arm/boot/dts/hpe-gxp.dtsi
@@ -122,6 +122,121 @@ 
 				interrupts = <6>;
 				interrupt-parent = <&vic0>;
 			};
+
+			sysreg_system_controller: syscon@f8 {
+				compatible = "hpe,gxp-sysreg", "syscon";
+				reg = <0xf8 0x8>;
+			};
+
+			i2c0: i2c@2000 {
+				compatible = "hpe,gxp-i2c";
+				reg = <0x2000 0x70>;
+				interrupts = <9>;
+				interrupt-parent = <&vic0>;
+				#address-cells = <1>;
+				#size-cells = <0>;
+				hpe,sysreg-phandle = <&sysreg_system_controller>;
+				hpe,i2c-max-bus-freq = <100000>;
+			};
+
+			i2c1: i2c@2100 {
+				compatible = "hpe,gxp-i2c";
+				reg = <0x2100 0x70>;
+				interrupts = <9>;
+				interrupt-parent = <&vic0>;
+				#address-cells = <1>;
+				#size-cells = <0>;
+				hpe,sysreg-phandle = <&sysreg_system_controller>;
+				hpe,i2c-max-bus-freq = <100000>;
+			};
+
+			i2c2: i2c@2200 {
+				compatible = "hpe,gxp-i2c";
+				reg = <0x2200 0x70>;
+				interrupts = <9>;
+				interrupt-parent = <&vic0>;
+				#address-cells = <1>;
+				#size-cells = <0>;
+				hpe,sysreg-phandle = <&sysreg_system_controller>;
+				hpe,i2c-max-bus-freq = <100000>;
+			};
+
+			i2c3: i2c@2300 {
+				compatible = "hpe,gxp-i2c";
+				reg = <0x2300 0x70>;
+				interrupts = <9>;
+				interrupt-parent = <&vic0>;
+				#address-cells = <1>;
+				#size-cells = <0>;
+				hpe,sysreg-phandle = <&sysreg_system_controller>;
+				hpe,i2c-max-bus-freq = <100000>;
+			};
+
+			i2c4: i2c@2400 {
+				compatible = "hpe,gxp-i2c";
+				reg = <0x2400 0x70>;
+				interrupts = <9>;
+				interrupt-parent = <&vic0>;
+				#address-cells = <1>;
+				#size-cells = <0>;
+				hpe,sysreg-phandle = <&sysreg_system_controller>;
+				hpe,i2c-max-bus-freq = <100000>;
+			};
+
+			i2c5: i2c@2500 {
+				compatible = "hpe,gxp-i2c";
+				reg = <0x2500 0x70>;
+				interrupts = <9>;
+				interrupt-parent = <&vic0>;
+				#address-cells = <1>;
+				#size-cells = <0>;
+				hpe,sysreg-phandle = <&sysreg_system_controller>;
+				hpe,i2c-max-bus-freq = <100000>;
+			};
+
+			i2c6: i2c@2600 {
+				compatible = "hpe,gxp-i2c";
+				reg = <0x2600 0x70>;
+				interrupts = <9>;
+				interrupt-parent = <&vic0>;
+				#address-cells = <1>;
+				#size-cells = <0>;
+				hpe,sysreg-phandle = <&sysreg_system_controller>;
+				hpe,i2c-max-bus-freq = <100000>;
+			};
+
+			i2c7: i2c@2700 {
+				compatible = "hpe,gxp-i2c";
+				reg = <0x2700 0x70>;
+				interrupts = <9>;
+				interrupt-parent = <&vic0>;
+				#address-cells = <1>;
+				#size-cells = <0>;
+				hpe,sysreg-phandle = <&sysreg_system_controller>;
+				hpe,i2c-max-bus-freq = <100000>;
+			};
+
+			i2c8: i2c@2800 {
+				compatible = "hpe,gxp-i2c";
+				reg = <0x2800 0x70>;
+				interrupts = <9>;
+				interrupt-parent = <&vic0>;
+				#address-cells = <1>;
+				#size-cells = <0>;
+				hpe,sysreg-phandle = <&sysreg_system_controller>;
+				hpe,i2c-max-bus-freq = <100000>;
+			};
+
+			i2c9: i2c@2900 {
+				compatible = "hpe,gxp-i2c";
+				reg = <0x2900 0x70>;
+				interrupts = <9>;
+				interrupt-parent = <&vic0>;
+				#address-cells = <1>;
+				#size-cells = <0>;
+				hpe,sysreg-phandle = <&sysreg_system_controller>;
+				hpe,i2c-max-bus-freq = <100000>;
+			};
 		};
 	};
 };