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ARM64: dts: marvell: armada-3720-db: Add phy for USB3

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Now that the gpio expander is present in the dts, use it to add an USB3
PHY using one of these gpio as a regulator.

Signed-off-by: Gregory CLEMENT <gregory.clement@free-electrons.com>
This commit is contained in:
Gregory CLEMENT 2017-03-08 18:33:15 +01:00
parent e4afb4804d
commit a12af1c207
1 changed files with 17 additions and 0 deletions
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17
arch/arm64/boot/dts/marvell/armada-3720-db.dts
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@ -46,6 +46,7 @@
/dts-v1/; /dts-v1/;
#include <dt-bindings/gpio/gpio.h>
#include "armada-372x.dtsi" #include "armada-372x.dtsi"
/ { / {
@ -60,6 +61,21 @@
device_type = "memory"; device_type = "memory";
reg = <0x00000000 0x00000000 0x00000000 0x20000000>; reg = <0x00000000 0x00000000 0x00000000 0x20000000>;
}; };
exp_usb3_vbus: usb3-vbus {
compatible = "regulator-fixed";
regulator-name = "usb3-vbus";
regulator-min-microvolt = <5000000>;
regulator-max-microvolt = <5000000>;
enable-active-high;
regulator-always-on;
gpio = <&gpio_exp 1 GPIO_ACTIVE_HIGH>;
};
usb3_phy: usb3-phy {
compatible = "usb-nop-xceiv";
vcc-supply = <&exp_usb3_vbus>;
};
}; };
&i2c0 { &i2c0 {
@ -127,6 +143,7 @@
/* CON31 */ /* CON31 */
&usb3 { &usb3 {
status = "okay"; status = "okay";
usb-phy = <&usb3_phy>;
}; };
/* CON17 (PCIe) / CON12 (mini-PCIe) */ /* CON17 (PCIe) / CON12 (mini-PCIe) */