From 3325f3e4534c3b93b52bf23c02854eff67fdbdf8 Mon Sep 17 00:00:00 2001 From: Anand Moon Date: Wed, 18 Jan 2023 04:44:10 +0000 Subject: ARM: dts: amlogic: Used onboard usb hub reset to enable usb hub On Odroid c1 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 usb hub. Add usb hub regulator as per the schematic. Signed-off-by: Anand Moon Reviewed-by: Neil Armstrong Link: https://lore.kernel.org/r/20230118044418.875-3-linux.amoon@gmail.com Signed-off-by: Greg Kroah-Hartman --- arch/arm/boot/dts/meson8b-odroidc1.dts | 24 +++++++++++------------- 1 file changed, 11 insertions(+), 13 deletions(-) (limited to 'arch/arm/boot/dts/meson8b-odroidc1.dts') diff --git a/arch/arm/boot/dts/meson8b-odroidc1.dts b/arch/arm/boot/dts/meson8b-odroidc1.dts index 04356bc639fa..d1f9ce4742a8 100644 --- a/arch/arm/boot/dts/meson8b-odroidc1.dts +++ b/arch/arm/boot/dts/meson8b-odroidc1.dts @@ -281,19 +281,6 @@ "J7 Header Pin 6", "J7 Header Pin 5", "J7 Header Pin 7", "HDMI_CEC", "SYS_LED", "", ""; - - /* - * WARNING: The USB Hub on the Odroid-C1/C1+ 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. - */ - usb-hub { - gpio-hog; - gpios = ; - output-high; - line-name = "usb-hub-reset"; - }; }; &ir_receiver { @@ -381,5 +368,16 @@ }; &usb1 { + dr_mode = "host"; + #address-cells = <1>; + #size-cells = <0>; status = "okay"; + + hub@1 { + /* Genesys Logic GL852G usb hub */ + compatible = "usb5e3,610"; + reg = <1>; + vdd-supply = <&p5v0>; + reset-gpio = <&gpio_ao GPIOAO_4 GPIO_ACTIVE_LOW>; + }; }; -- cgit v1.2.3