summaryrefslogtreecommitdiff
path: root/arch/arm/boot/dts/rk3288-evb.dtsi
diff options
context:
space:
mode:
authorDoug Anderson <dianders@chromium.org>2014-07-31 00:00:10 +0400
committerHeiko Stuebner <heiko@sntech.de>2014-07-31 07:35:10 +0400
commit83a742b431501c1cf971983fa1911ae5d4b0440c (patch)
tree7bcc1242e80536dfb9bc2a11d3e33a34057a1dab /arch/arm/boot/dts/rk3288-evb.dtsi
parentb1db66b818a4cb1a654ae51a5ca32a09d1ccd825 (diff)
downloadlinux-83a742b431501c1cf971983fa1911ae5d4b0440c.tar.xz
ARM: dts: Turn on USB host vbus on rk3288-evb
There is no phy driver that works on the Rockchip board for either USB host port yet. For now just hardcode the vbus signal to be on all the time which makes both the dwc2 host and the EHCI port work. Signed-off-by: Doug Anderson <dianders@chromium.org> Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Diffstat (limited to 'arch/arm/boot/dts/rk3288-evb.dtsi')
-rw-r--r--arch/arm/boot/dts/rk3288-evb.dtsi18
1 files changed, 18 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/rk3288-evb.dtsi b/arch/arm/boot/dts/rk3288-evb.dtsi
index 749e20db3b37..e6c5b03de3c0 100644
--- a/arch/arm/boot/dts/rk3288-evb.dtsi
+++ b/arch/arm/boot/dts/rk3288-evb.dtsi
@@ -35,6 +35,18 @@
debounce-interval = <100>;
};
};
+
+ /* This turns on USB vbus for both host0 (ehci) and host1 (dwc2) */
+ vcc_host: vcc-host-regulator {
+ compatible = "regulator-fixed";
+ enable-active-high;
+ gpio = <&gpio0 14 GPIO_ACTIVE_HIGH>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&host_vbus_drv>;
+ regulator-name = "vcc_host";
+ regulator-always-on;
+ regulator-boot-on;
+ };
};
&i2c0 {
@@ -71,4 +83,10 @@
rockchip,pins = <0 5 RK_FUNC_GPIO &pcfg_pull_up>;
};
};
+
+ usb {
+ host_vbus_drv: host-vbus-drv {
+ rockchip,pins = <0 14 RK_FUNC_GPIO &pcfg_pull_none>;
+ };
+ };
};