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| author |   Emiliano Ingrassia <ingrassia@epigenesys.com> | 2017-09-20 16:40:09 +0200 |
|---|---|---|
| committer |   Kevin Hilman <khilman@baylibre.com> | 2017-10-06 15:20:13 -0700 |
| commit | 2eb79a4d15ff419b777d953143ad12b6d54d69d7 (patch) | |
| tree | bb859b034118c7d12fe0d01f4d7e4587e617413c /arch/arm/boot/dts/meson8b-odroidc1.dts | |
| parent | Linux 4.14-rc1 (diff) | |
| download | linux-dev-2eb79a4d15ff419b777d953143ad12b6d54d69d7.tar.xz linux-dev-2eb79a4d15ff419b777d953143ad12b6d54d69d7.zip | |
ARM: dts: meson: enabling the USB Host controller on Odroid-C1/C1+ board
This patch enables the USB Host controller (USB1) and the relative USB2 PHY
on Odroid-C1/C1+ board.
Signed-off-by: Emiliano Ingrassia <ingrassia@epigenesys.com>
Acked-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com>
Tested-by: Linus Lüssing <linus.luessing@c0d3.blue>
Signed-off-by: Kevin Hilman <khilman@baylibre.com>
Diffstat (limited to 'arch/arm/boot/dts/meson8b-odroidc1.dts')
| -rw-r--r-- | arch/arm/boot/dts/meson8b-odroidc1.dts | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/meson8b-odroidc1.dts b/arch/arm/boot/dts/meson8b-odroidc1.dts index e50f1a1fdbc7..9ff6ca4e20d0 100644 --- a/arch/arm/boot/dts/meson8b-odroidc1.dts +++ b/arch/arm/boot/dts/meson8b-odroidc1.dts @@ -76,3 +76,26 @@ pinctrl-0 = <&uart_ao_a_pins>; pinctrl-names = "default"; }; + +&gpio_ao { + /* + * 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 = <GPIOAO_4 GPIO_ACTIVE_HIGH>; + output-high; + line-name = "usb-hub-reset"; + }; +}; + +&usb1_phy { + status = "okay"; +}; + +&usb1 { + status = "okay"; +}; |