diff mbox series

dt-bindings: usb: usb251xb: add documentation for boost-up property

Message ID 20220306184720.5350-1-tomm.merciai@gmail.com
State New
Headers show
Series dt-bindings: usb: usb251xb: add documentation for boost-up property | expand

Commit Message

Tommaso Merciai March 6, 2022, 6:47 p.m. UTC
Add documentation for the optional property boost-up.

Signed-off-by: Tommaso Merciai <tomm.merciai@gmail.com>
---
 Documentation/devicetree/bindings/usb/usb251xb.txt | 2 ++
 1 file changed, 2 insertions(+)

Comments

Rob Herring (Arm) March 10, 2022, 8:09 p.m. UTC | #1
On Sun, Mar 06, 2022 at 07:47:20PM +0100, Tommaso Merciai wrote:
> Add documentation for the optional property boost-up.
> 
> Signed-off-by: Tommaso Merciai <tomm.merciai@gmail.com>
> ---
>  Documentation/devicetree/bindings/usb/usb251xb.txt | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/usb/usb251xb.txt b/Documentation/devicetree/bindings/usb/usb251xb.txt
> index 1a934eab175e..29b5d6521f3c 100644
> --- a/Documentation/devicetree/bindings/usb/usb251xb.txt
> +++ b/Documentation/devicetree/bindings/usb/usb251xb.txt
> @@ -67,6 +67,8 @@ Optional properties :
>  	power. The value is given in ms in a 0 - 510 range (default is 100ms).
>   - swap-dx-lanes : Specifies the ports which will swap the differential-pair
>  	(D+/D-), default is not-swapped.
> + - boost-up: Property control USB electrical drive strength. There are 4 possible
> +	modes: normal (0x00), low (0x01), medium (0x10), high (0x11). Normal default.

Needs a vendor prefix on the property name.

Rob

>  
>  Examples:
>  	usb2512b@2c {
> -- 
> 2.25.1
> 
>
diff mbox series

Patch

diff --git a/Documentation/devicetree/bindings/usb/usb251xb.txt b/Documentation/devicetree/bindings/usb/usb251xb.txt
index 1a934eab175e..29b5d6521f3c 100644
--- a/Documentation/devicetree/bindings/usb/usb251xb.txt
+++ b/Documentation/devicetree/bindings/usb/usb251xb.txt
@@ -67,6 +67,8 @@  Optional properties :
 	power. The value is given in ms in a 0 - 510 range (default is 100ms).
  - swap-dx-lanes : Specifies the ports which will swap the differential-pair
 	(D+/D-), default is not-swapped.
+ - boost-up: Property control USB electrical drive strength. There are 4 possible
+	modes: normal (0x00), low (0x01), medium (0x10), high (0x11). Normal default.
 
 Examples:
 	usb2512b@2c {