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authorMathias Kresin <dev@kresin.me>2021-02-17 23:37:54 +0100
committerMathias Kresin <dev@kresin.me>2021-02-18 08:43:08 +0100
commitba07cc0cbb3d486366e4ae3b79e69f972d8c2c5d (patch)
tree9e1a15793df80655a86fdcc073c5c6bc406e1e38 /target/linux
parent5408399fcb468164a76df8cea9505203c21f4158 (diff)
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lantiq: fritz7320: enable USB power supply
The USB ports if a FRIZZ!Box 7320 do not supply power to connected devices. Add the GPIOs enabling USB power as regulator, to enable USB power supply as soon as the USB driver is loaded. Fixes FS#3624 Signed-off-by: Mathias Kresin <dev@kresin.me>
Diffstat (limited to 'target/linux')
-rw-r--r--target/linux/lantiq/files/arch/mips/boot/dts/lantiq/ar9_avm_fritz7320.dts46
1 files changed, 46 insertions, 0 deletions
diff --git a/target/linux/lantiq/files/arch/mips/boot/dts/lantiq/ar9_avm_fritz7320.dts b/target/linux/lantiq/files/arch/mips/boot/dts/lantiq/ar9_avm_fritz7320.dts
index 9fbac6fa12..5f38936577 100644
--- a/target/linux/lantiq/files/arch/mips/boot/dts/lantiq/ar9_avm_fritz7320.dts
+++ b/target/linux/lantiq/files/arch/mips/boot/dts/lantiq/ar9_avm_fritz7320.dts
@@ -69,6 +69,30 @@
gpios = <&gpio 45 GPIO_ACTIVE_LOW>;
};
};
+
+ usb0_vbus: regulator-usb0-vbus {
+ compatible = "regulator-fixed";
+
+ regulator-name = "USB0_VBUS";
+
+ regulator-min-microvolt = <5000000>;
+ regulator-max-microvolt = <5000000>;
+
+ gpio = <&gpio 50 GPIO_ACTIVE_HIGH>;
+ enable-active-high;
+ };
+
+ usb1_vbus: regulator-usb1-vbus {
+ compatible = "regulator-fixed";
+
+ regulator-name = "USB1_VBUS";
+
+ regulator-min-microvolt = <5000000>;
+ regulator-max-microvolt = <5000000>;
+
+ gpio = <&gpio 51 GPIO_ACTIVE_HIGH>;
+ enable-active-high;
+ };
};
&gsw {
@@ -77,6 +101,26 @@
mtd-mac-address-increment = <(-2)>;
};
+&gpio {
+ pinctrl-names = "default";
+ pinctrl-0 = <&state_default>;
+
+ state_default: pinmux {
+ usb0_vbus {
+ lantiq,pins = "io50";
+ lantiq,pull = <0>;
+ lantiq,open-drain = <0>;
+ lantiq,output = <1>;
+ };
+ usb1_vbus {
+ lantiq,pins = "io51";
+ lantiq,pull = <0>;
+ lantiq,open-drain = <0>;
+ lantiq,output = <1>;
+ };
+ };
+};
+
&localbus {
flash@0 {
compatible = "lantiq,nor";
@@ -142,8 +186,10 @@
&usb0 {
status = "okay";
+ vbus-supply = <&usb0_vbus>;
};
&usb1 {
status = "okay";
+ vbus-supply = <&usb1_vbus>;
};