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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: Grzegorz Jaszczyk <jaz@semihalf.com>
Signed-off-by: Miquel Raynal <miquel.raynal@free-electrons.com>
Signed-off-by: Gregory CLEMENT <gregory.clement@free-electrons.com>
This commit is contained in:
Grzegorz Jaszczyk 2017-08-09 16:44:37 +02:00 committed by Gregory CLEMENT
parent 915c71da13
commit 0ea62502a5
1 changed files with 65 additions and 0 deletions
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65
arch/arm64/boot/dts/marvell/armada-8040-db.dts
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@ -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";
};