lkml.org 
[lkml]   [2017]   [Jun]   [8]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH 2/3] dt-bindings: Add Broadcom STB USB PHY binding document
On Fri, Jun 02, 2017 at 02:01:51PM -0400, Al Cooper wrote:
> Add DT bindings document for Broadcom STB USB PHYs
>
> Signed-off-by: Al Cooper <alcooperx@gmail.com>
> ---
> .../bindings/phy/brcm,brcmstb-usb-phy.txt | 37 ++++++++++++++++++++++
> 1 file changed, 37 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/phy/brcm,brcmstb-usb-phy.txt
>
> diff --git a/Documentation/devicetree/bindings/phy/brcm,brcmstb-usb-phy.txt b/Documentation/devicetree/bindings/phy/brcm,brcmstb-usb-phy.txt
> new file mode 100644
> index 0000000..e1e9b16
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/phy/brcm,brcmstb-usb-phy.txt
> @@ -0,0 +1,37 @@
> +Broadcom STB USB PHY
> +
> +Required properties:
> + - compatible: brcm,brcmstb-usb-phy
> + - reg: two offset and length pairs. The second pair specifies optional
> + registers used by some of the SoCs that support USB 3.x
> + - #phy-cells: Shall be 1 as it expects one argument for setting
> + the type of the PHY. Possible values are 0 (1.1 and 2.0),
> + 1 (3.x)
> +
> +Optional Properties:
> +- clocks : clock phandles.
> +- clock-names: String, clock name.
> +- brcm,ipp: Boolean, Invert Port Power.
> + Possible values are: 0 (Don't invert), 1 (Invert)
> +- brcm,ioc: Boolean, Invert Over Current detection.
> + Possible values are: 0 (Don't invert), 1 (Invert)
> +- brcm,has-xhci: Boolean indicating an optional 3.x only XHCI controller.
> +- brcm,has-xhci-only: Boolean indicating an XHCI controller that supports
> + 1.1, 2.0 and 3.0 devices
> +- brcm,device: String, PHY Device mode.
> + Possible values are: off (Host), on (Device), dual (DRD)
> + or typec-pd (Type-C PD control)

I believe we have standard property for this though maybe not type C.

off/on seem strange for meaning host/device as well.

> +
> +Example:
> +
> +usbphy_0: usb-phy@f0470200 {
> + reg = <0xf0470200 0xb8>,
> + <0xf0471940 0x6c0>;
> + compatible = "brcm,brcmstb-usb-phy";
> + #phy-cells = <1>;
> + brcm,ioc = <1>;
> + brcm,ipp = <1>;
> + brcm,has-xhci;
> + clocks = <&usb20>, <&usb30>;
> + clock-names = "sw_usb", "sw_usb3";
> +};
> --
> 1.9.0.138.g2de3478
>
> --
> To unsubscribe from this list: send the line "unsubscribe devicetree" in
> the body of a message to majordomo@vger.kernel.org
> More majordomo info at http://vger.kernel.org/majordomo-info.html

\
 
 \ /
  Last update: 2017-06-12 01:37    [W:0.070 / U:0.516 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site