summaryrefslogtreecommitdiff
path: root/Documentation/devicetree/bindings/usb
diff options
context:
space:
mode:
authorMarco Felsch <m.felsch@pengutronix.de>2019-09-17 17:44:46 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2019-10-04 15:26:13 +0300
commitad9480ae360a75d3c384dc69f669800a2d966bd2 (patch)
treec3d800f37a42d9d48461d6db9168782173bde55b /Documentation/devicetree/bindings/usb
parent4aec2393f51418e63dd1e9090063aeda5a6b03d7 (diff)
downloadlinux-ad9480ae360a75d3c384dc69f669800a2d966bd2.tar.xz
dt-bindings: usb: usb251xb: add documentation for voltage supply
Add the optional voltage supply documentation. If not specified the dummy-regulator is used. Signed-off-by: Marco Felsch <m.felsch@pengutronix.de> Acked-by: Richard Leitner <richard.leitner@skidata.com> Link: https://lore.kernel.org/r/20190917144449.32739-2-m.felsch@pengutronix.de Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'Documentation/devicetree/bindings/usb')
-rw-r--r--Documentation/devicetree/bindings/usb/usb251xb.txt1
1 files changed, 1 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/usb/usb251xb.txt b/Documentation/devicetree/bindings/usb/usb251xb.txt
index 17915f64b8ee..4d5808b1cee0 100644
--- a/Documentation/devicetree/bindings/usb/usb251xb.txt
+++ b/Documentation/devicetree/bindings/usb/usb251xb.txt
@@ -12,6 +12,7 @@ Required properties :
Optional properties :
- reset-gpios : Should specify the gpio for hub reset
+ - vdd-supply : Should specify the phandle to the regulator supplying vdd
- skip-config : Skip Hub configuration, but only send the USB-Attach command
- vendor-id : Set USB Vendor ID of the hub (16 bit, default is 0x0424)
- product-id : Set USB Product ID of the hub (16 bit, default depends on type)