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authorEmiliano Ingrassia <ingrassia@epigenesys.com>2017-09-20 17:40:09 +0300
committerKevin Hilman <khilman@baylibre.com>2017-10-07 01:20:13 +0300
commit2eb79a4d15ff419b777d953143ad12b6d54d69d7 (patch)
treebb859b034118c7d12fe0d01f4d7e4587e617413c /arch/arm/boot/dts/meson8b-odroidc1.dts
parent2bd6bf03f4c1c59381d62c61d03f6cc3fe71f66e (diff)
downloadlinux-2eb79a4d15ff419b777d953143ad12b6d54d69d7.tar.xz
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.dts23
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";
+};