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ath79: qihoo,c301: use phy-supply for usb vbus

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Linux phy subsystem provides support for a phy regulator defined via
phy-supply property. Use it to turn on usb power only when usb is
probed.

Signed-off-by: Chuanhong Guo <gch981213@gmail.com>
This commit is contained in:
Chuanhong Guo 2020-07-12 15:39:18 +08:00
parent 2dc5ce622a
commit 0997342f24
1 changed files with 2 additions and 2 deletions
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4
target/linux/ath79/dts/ar9344_qihoo_c301.dts
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@ -52,13 +52,12 @@
gpio = <&gpio 18 GPIO_ACTIVE_LOW>; gpio = <&gpio 18 GPIO_ACTIVE_LOW>;
}; };
reg_usb_vbus { usb_vbus: reg_usb_vbus {
compatible = "regulator-fixed"; compatible = "regulator-fixed";
regulator-name = "usb_vbus"; regulator-name = "usb_vbus";
regulator-min-microvolt = <5000000>; regulator-min-microvolt = <5000000>;
regulator-max-microvolt = <5000000>; regulator-max-microvolt = <5000000>;
enable-active-high; enable-active-high;
regulator-always-on;
gpio = <&gpio 19 GPIO_ACTIVE_HIGH>; gpio = <&gpio 19 GPIO_ACTIVE_HIGH>;
}; };
}; };
@ -202,6 +201,7 @@
&usb_phy { &usb_phy {
status = "okay"; status = "okay";
phy-supply = <&usb_vbus>;
}; };
&pcie { &pcie {