diff options
Diffstat (limited to 'arch/arm64')
| -rw-r--r-- | arch/arm64/boot/dts/amlogic/meson-sm1-odroid-c4.dts | 36 |
1 files changed, 23 insertions, 13 deletions
diff --git a/arch/arm64/boot/dts/amlogic/meson-sm1-odroid-c4.dts b/arch/arm64/boot/dts/amlogic/meson-sm1-odroid-c4.dts index 8c30ce63686e..d04768a66bfe 100644 --- a/arch/arm64/boot/dts/amlogic/meson-sm1-odroid-c4.dts +++ b/arch/arm64/boot/dts/amlogic/meson-sm1-odroid-c4.dts @@ -26,20 +26,30 @@ sound { model = "ODROID-C4"; }; -}; -&gpio { - /* - * WARNING: The USB Hub on the Odroid-C4 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 = <GPIOH_4 GPIO_ACTIVE_HIGH>; - output-high; - line-name = "usb-hub-reset"; + /* USB hub supports both USB 2.0 and USB 3.0 root hub */ + usb-hub { + dr_mode = "host"; + #address-cells = <1>; + #size-cells = <0>; + + /* 2.0 hub on port 1 */ + hub_2_0: hub@1 { + compatible = "usb2109,2817"; + reg = <1>; + peer-hub = <&hub_3_0>; + reset-gpios = <&gpio GPIOH_4 GPIO_ACTIVE_LOW>; + vdd-supply = <&vcc_5v>; + }; + + /* 3.1 hub on port 4 */ + hub_3_0: hub@2 { + compatible = "usb2109,817"; + reg = <2>; + peer-hub = <&hub_2_0>; + reset-gpios = <&gpio GPIOH_4 GPIO_ACTIVE_LOW>; + vdd-supply = <&vcc_5v>; + }; }; }; |