Commit f24859bb authored by Anand Moon's avatar Anand Moon Committed by Greg Kroah-Hartman

arm64: dts: amlogic: Used onboard usb hub reset on odroid c2

On Odroid c2 previously use gpio-hog to reset the usb hub,
switch to used on-board usb hub reset to enable the usb hub
and enable power to hub.
Signed-off-by: default avatarAnand Moon <linux.amoon@gmail.com>
Reviewed-by: default avatarNeil Armstrong <neil.armstrong@linaro.org>
Link: https://lore.kernel.org/r/20230118044418.875-4-linux.amoon@gmail.comSigned-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 3325f3e4
......@@ -250,21 +250,6 @@ eth_phy0: ethernet-phy@0 {
};
};
&gpio_ao {
/*
* WARNING: The USB Hub on the Odroid-C2 needs a reset signal
* to be turned high in order to be detected by the USB Controller
* This signal should be handled by a USB specific power sequence
* in order to reset the Hub when USB bus is powered down.
*/
hog-0 {
gpio-hog;
gpios = <GPIOAO_4 GPIO_ACTIVE_HIGH>;
output-high;
line-name = "usb-hub-reset";
};
};
&hdmi_tx {
status = "okay";
pinctrl-0 = <&hdmi_hpd_pins>, <&hdmi_i2c_pins>;
......@@ -414,5 +399,16 @@ &usb0 {
};
&usb1 {
dr_mode = "host";
#address-cells = <1>;
#size-cells = <0>;
status = "okay";
hub@1 {
/* Genesys Logic GL852G USB 2.0 hub */
compatible = "usb5e3,610";
reg = <1>;
vdd-supply = <&p5v0>;
reset-gpio = <&gpio_ao GPIOAO_4 GPIO_ACTIVE_LOW>;
};
};
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