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Commit 0ea62502 authored by Grzegorz Jaszczyk's avatar Grzegorz Jaszczyk Committed by Gregory CLEMENT
Browse files

ARM64: dts: marvell: enable USB host on Armada-8040-DB 



Enable USB host on Armada-8040-DB by adding USB PHY nodes for the
following ports:
  - host 0 and 1 of CPM
  - host 0 of CPS

These PHY are enabled by lanes coming from regulators based on two
I2C expanders.

Signed-off-by: default avatarGrzegorz Jaszczyk <jaz@semihalf.com>
Signed-off-by: default avatarMiquel Raynal <miquel.raynal@free-electrons.com>
Signed-off-by: default avatarGregory CLEMENT <gregory.clement@free-electrons.com>
parent 915c71da

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

+65 −0
Original line number Diff line number Diff line
@@ -44,6 +44,7 @@ 
 * Device Tree file for Marvell Armada 8040 Development board platform

 */



#include <dt-bindings/gpio/gpio.h>

#include "armada-8040.dtsi"



/ {
@@ -59,6 +60,48 @@ 
		device_type = "memory";

		reg = <0x0 0x0 0x0 0x80000000>;

	};



	cpm_reg_usb3_0_vbus: cpm-usb3-0-vbus {

		compatible = "regulator-fixed";

		regulator-name = "cpm-usb3h0-vbus";

		regulator-min-microvolt = <5000000>;

		regulator-max-microvolt = <5000000>;

		enable-active-high;

		gpio = <&expander0 0 GPIO_ACTIVE_HIGH>;

	};



	cpm_reg_usb3_1_vbus: cpm-usb3-1-vbus {

		compatible = "regulator-fixed";

		regulator-name = "cpm-usb3h1-vbus";

		regulator-min-microvolt = <5000000>;

		regulator-max-microvolt = <5000000>;

		enable-active-high;

		gpio = <&expander0 1 GPIO_ACTIVE_HIGH>;

	};



	cpm_usb3_0_phy: cpm-usb3-0-phy {

		compatible = "usb-nop-xceiv";

		vcc-supply = <&cpm_reg_usb3_0_vbus>;

	};



	cpm_usb3_1_phy: cpm-usb3-1-phy {

		compatible = "usb-nop-xceiv";

		vcc-supply = <&cpm_reg_usb3_1_vbus>;

	};



	cps_reg_usb3_0_vbus: cps-usb3-0-vbus {

		compatible = "regulator-fixed";

		regulator-name = "cps-usb3h0-vbus";

		regulator-min-microvolt = <5000000>;

		regulator-max-microvolt = <5000000>;

		enable-active-high;

		gpio = <&expander1 0 GPIO_ACTIVE_HIGH>;

	};



	cps_usb3_0_phy: cps-usb3-0-phy {

		compatible = "usb-nop-xceiv";

		vcc-supply = <&cps_reg_usb3_0_vbus>;

	};

};



&i2c0 {
@@ -107,6 +150,25 @@ 
&cpm_i2c0 {

	status = "okay";

	clock-frequency = <100000>;



	/* U31 */

	expander0: pca9555@21 {

		compatible = "nxp,pca9555";

		pinctrl-names = "default";

		gpio-controller;

		#gpio-cells = <2>;

		reg = <0x21>;

	};



	/* U25 */

	expander1: pca9555@25 {

		compatible = "nxp,pca9555";

		pinctrl-names = "default";

		gpio-controller;

		#gpio-cells = <2>;

		reg = <0x25>;

	};



};



/* CON4 on CP0 expansion */
@@ -116,11 +178,13 @@ 


/* CON9 on CP0 expansion */

&cpm_usb3_0 {

	usb-phy = <&cpm_usb3_0_phy>;

	status = "okay";

};



/* CON10 on CP0 expansion */

&cpm_usb3_1 {

	usb-phy = <&cpm_usb3_1_phy>;

	status = "okay";

};
@@ -159,6 +223,7 @@ 


/* CON9 on CP1 expansion */

&cps_usb3_0 {

	usb-phy = <&cps_usb3_0_phy>;

	status = "okay";

};