Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 8a91e158 authored by Russell King's avatar Russell King Committed by Gregory CLEMENT
Browse files

arm64: dts: marvell: mcbin: add support for i2c mux 



The MACCHIATOBin board has a PCA9548 I2C mux for the SFP ports on
CP100 master I2C bus 1.  Add the DT description for it.

Signed-off-by: default avatarRussell King <rmk+kernel@armlinux.org.uk>
Signed-off-by: default avatarGregory CLEMENT <gregory.clement@free-electrons.com>
parent 45df70cb

arch/arm64/boot/dts/marvell/armada-8040-mcbin.dts

+34 −0
Original line number Diff line number Diff line
@@ -121,6 +121,36 @@ 
	status = "okay";

};



&cpm_i2c1 {

	clock-frequency = <100000>;

	pinctrl-names = "default";

	pinctrl-0 = <&cpm_i2c1_pins>;

	status = "okay";



	i2c-switch@70 {

		compatible = "nxp,pca9548";

		#address-cells = <1>;

		#size-cells = <0>;

		reg = <0x70>;



		sfpp0_i2c: i2c@0 {

			#address-cells = <1>;

			#size-cells = <0>;

			reg = <0>;

		};

		sfpp1_i2c: i2c@1 {

			#address-cells = <1>;

			#size-cells = <0>;

			reg = <1>;

		};

		sfp_1g_i2c: i2c@2 {

			#address-cells = <1>;

			#size-cells = <0>;

			reg = <2>;

		};

	};

};



&cpm_mdio {

	pinctrl-names = "default";

	pinctrl-0 = <&cpm_ge_mdio_pins>;
@@ -136,6 +166,10 @@ 
		marvell,pins = "mpp32", "mpp34";

		marvell,function = "ge";

	};

	cpm_i2c1_pins: i2c1-pins {

		marvell,pins = "mpp35", "mpp36";

		marvell,function = "i2c1";

	};

	cpm_i2c0_pins: i2c0-pins {

		marvell,pins = "mpp37", "mpp38";

		marvell,function = "i2c0";