Re: [PATCH 1/5 v10] dt/bindings: Add binding for the DA8xx MUSB driver

[Bin Liu <b-liu-l0cyMroinI0@public.gmane.org>]

Hi,

On Fri, Mar 11, 2016 at 09:29:45AM +0100, Petr Kulhavy wrote:
> DT binding for the TI DA8xx/OMAP-L1x/AM17xx/AM18xx MUSB driver.

It seems the dts(i) file is not touched in this patch set, so DA8xx MUSB
still does not use DT with these patches?  Or did I miss anything?

Thanks,
-Bin.

> 
> Signed-off-by: Petr Kulhavy <petr-Qh/3xLP0EvwAvxtiuMwx3w@public.gmane.org>
> ---
> v1: <initial>
> 
> v2:
>  - using standard properties "dr_mode", "mentor,power", "mentor,num-eps", "mentor,multipoint", "mentor,ram-bits"
>  - using "ti," prefix instead of "da8xx," for specific property names
>  - no wildcards in compatibility string
> 
> v3:
>  - added "reg", "interrupts" and "interrupt-names" properties
>  - wildcards in compatibility string
> 
> v4:
>  - compatibility string set to "ti,da830-musb"
>  - "mentor,num-eps", "mentor,multipoint", "mentor,ram-bits" properties removed and hardcoded
>  - "ti,phy20-clkmux-cfg" renamed to "ti,phy20-clkmux-pll" and changed to boolean
>  - removed "ti,hwmods"
> 
> v5:
>  - "ti,phy20-refclock-frequency" property made mandatory
> 
> v6:
>  - using "ti,usb2-phy-" prefix instead of "ti,phy20-" for the specific properties
> 
> v7:
>  - removed the "mentor,power" property; hard coded to 500mA in the code
> 
> v8:
>  - "ti,usb2-phy-refclock-frequency" renamed to "ti,usb2-phy-refclock-hz" and description amended
>  - "ti,usb2-phy-clkmux-pll" changed to "ti,usb2-phy-clkmux-refclkin" to reflect the more common case
>  - USB maximum power modelled via a regulator "vbus-supply"
> 
> v9: <no change>
> v10: <no change>
> 
>  .../devicetree/bindings/usb/da8xx-usb.txt          | 45 ++++++++++++++++++++++
>  1 file changed, 45 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/usb/da8xx-usb.txt
> 
> diff --git a/Documentation/devicetree/bindings/usb/da8xx-usb.txt b/Documentation/devicetree/bindings/usb/da8xx-usb.txt
> new file mode 100644
> index 0000000..a6eda5b
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/usb/da8xx-usb.txt
> @@ -0,0 +1,45 @@
> +TI DA8xx MUSB
> +~~~~~~~~~~~~~
> +For DA8xx/OMAP-L1x/AM17xx/AM18xx platforms.
> +
> +Required properties:
> +~~~~~~~~~~~~~~~~~~~~
> + - compatible : Should be set to "ti,da830-musb".
> +
> + - reg: Offset and length of the USB controller register set.
> +
> + - interrupts: The USB interrupt number.
> +
> + - interrupt-names: Should be set to "mc".
> +
> + - dr_mode: The USB operation mode. Should be one of "host", "peripheral" or "otg".
> +
> + - vbus-supply: Phandle to a regulator providing the USB bus power.
> +
> + - ti,usb2-phy-refclock-hz : Integer. Frequency in Hz of the USB 2.0 PHY reference clock,
> +     either provided by the internal PLL or an external source.
> +     The supported values are: 12MHz, 13MHz, 19.2MHz, 20MHz, 24MHz, 26MHz, 38.4MHz, 40MHz, 48MHz.
> +
> +
> +Optional properties:
> +~~~~~~~~~~~~~~~~~~~~
> + - ti,usb2-phy-clkmux-refclkin: Boolean. Defines the USB 2.0 PHY reference clock source.
> +     If present the the external USB_REFCLKIN pin is used as a clock source, otherwise
> +     the internal PLL is used.
> +
> +Example:
> +
> +	usb20: usb@1e00000 {
> +		compatible = "ti,da830-musb";
> +		reg =   <0x00200000 0x10000>;
> +		interrupt-parent = <&intc>;
> +		interrupts = <58>;
> +		interrupt-names = "mc";
> +
> +		dr_mode = "host";
> +		vbus-supply = <&usb_vbus>;
> +
> +		ti,usb2-phy-refclock-hz = <24000000>;
> +
> +		status = "okay";
> +	};
> -- 
> 1.9.1
> 
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