Commit afc4b473 authored by Hongtao Jia's avatar Hongtao Jia Committed by Scott Wood
Browse files

powerpc: Add I2C bus multiplexer node for B4 and T4240QDS 



In both B4 and T4240QDS platform PCA9547 I2C bus multiplexer is used.
The sub-nodes are also reorganized according to right I2C topology.

Signed-off-by: default avatarJia Hongtao <hongtao.jia@freescale.com>
Signed-off-by: default avatarScott Wood <scottwood@freescale.com>
parent 788d399d

arch/powerpc/boot/dts/b4qds.dtsi

+32 −19
Original line number Diff line number Diff line
@@ -120,6 +120,17 @@ 
		};



		i2c@118000 {

			mux@77 {

				compatible = "nxp,pca9547";

				reg = <0x77>;

				#address-cells = <1>;

				#size-cells = <0>;



				i2c@0 {

					#address-cells = <1>;

					#size-cells = <0>;

					reg = <0>;



					eeprom@50 {

						compatible = "at24,24c64";

						reg = <0x50>;
@@ -141,6 +152,8 @@ 
						reg = <0x68>;

					};

				};

			};

		};



		usb@210000 {

			dr_mode = "host";

arch/powerpc/boot/dts/t4240qds.dts

+41 −28
Original line number Diff line number Diff line
@@ -118,6 +118,17 @@ 
		};



		i2c@118000 {

			mux@77 {

				compatible = "nxp,pca9547";

				reg = <0x77>;

				#address-cells = <1>;

				#size-cells = <0>;



				i2c@0 {

					#address-cells = <1>;

					#size-cells = <0>;

					reg = <0>;



					eeprom@51 {

						compatible = "at24,24c256";

						reg = <0x51>;
@@ -148,6 +159,8 @@ 
						interrupts = <0x1 0x1 0 0>;

					};

				};

			};

		};



		sdhc@114000 {

			voltage-ranges = <1800 1800 3300 3300>;

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