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arm/dts: Add i2c devices to facebook cmm bmc board

PATCH New Matthew Conolly 1 participant 1 message Sep 28, 2016

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Device tree bindings Arm/Aspeed machine support
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Matthew Conolly

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PATCH 1/1 arm/dts: Add i2c devices to facebook cmm bmc board

Adds i2c devices to the facebook cmm board.
3x pca9548 i2c muxes
3x 24c02 eeproms
1x 24c64 eeprom
2x lm75 temperature sensors
1x adm1278 hot swap & temp controller
1x pca9534 I/O expander
1x slb9645 TPM module

Signed-off-by Matthew Conolly <[email protected]>

---
This should apply to the openbmc dev-4.7 linux kernel branch

 arch/arm/boot/dts/aspeed-bmc-facebook-cmm.dts | 100 ++++++++++++++++++++++++++
 1 file changed, 100 insertions(+)
arch/arm/boot/dts/aspeed-bmc-facebook-cmm.dts +100 -0
index 1b3bb22..e6d61c3 100644
@@ -49,14 +49,34 @@
 
 &i2c1 {
 	status = "okay";
+
+	i2cswitch@77 {
+		compatible = "nxp,pca9548";
+		#address-cells = <1>;
+		#size-cells = <0>;
+		reg = <0x77>;
+
+		/* To connect to SCM_LC & SCM_FC */
+	};
 };
 
 &i2c2 {
 	status = "okay";
+	/* PCA9510AD buffer to connect PDU */
 };
 
 &i2c3 {
 	status = "okay";
+
+	lm75@48 {
+		compatible = "national,lm75";
+		reg = <0x48>;
+	};
+
+	lm75@49 {
+		compatible = "national,lm75";
+		reg = <0x49>;
+	};
 };
 
 &i2c4 {

@@ -65,18 +85,97 @@
 
 &i2c5 {
 	status = "okay";
+
+	adm1278@10 {
+		compatible = "adi,adm1278";
+		reg = <0x10>;
+	};
 };
 
 &i2c6 {
 	status = "okay";
+	eeprom@51 {
+		compatible = "atmel,24c64";
+		reg = <0x51>;
+		pagesize = <16>;
+	};
+
+	pca9534@27 {
+		compatible = "nxp,pca9534";
+		reg = <0x27>;
+		gpio-controller;
+		#gpio-cells = <1>;
+	};
+
 };
 
 &i2c7 {
 	status = "okay";
+
+	i2cswitch@70 {
+		compatible = "nxp,pca9548";
+		#address-cells = <1>;
+		#size-cells = <0>;
+		reg = <0x70>;
+
+		i2c@0 {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <0>;
+			seeprom@50 {
+				compatible = "atmel,24c02";
+				reg = <0x50>;
+				pagesize = <16>;
+			};
+		};
+
+		i2c@1 {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <1>;
+			seeprom@51 {
+				compatible = "atmel,24c02";
+				reg = <0x51>;
+				pagesize = <16>;
+			};
+		};
+
+		i2c@2 {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <2>;
+			seeprom@52 {
+				compatible = "atmel,24c02";
+				reg = <0x52>;
+				pagesize = <16>;
+			};
+		};
+
+		i2c@4 {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <4>;
+			clock-frequency = <400000>;
+			tpm@20 {
+				compatible = "infineon,slb9645tt";
+				reg = <0x20>;
+			};
+
+		};
+	};
 };
 
 &i2c8 {
 	status = "okay";
+
+	i2cswitch@77 {
+		compatible = "nxp,pca9548";
+		#address-cells = <1>;
+		#size-cells = <0>;
+		reg = <0x77>;
+
+		/* To connect to Fan board */
+	};
 };
 
 &i2c9 {

@@ -97,4 +196,5 @@
 
 &i2c13 {
 	status = "okay";
+	/* CPLD at reg = <3E> */
 };
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