linux-kernel - Re: [PATCH v3 10/10] ARM: dts: da850: add usb device node

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Date:   Mon, 21 Nov 2016 16:16:31 +0530
From:   Sekhar Nori <nsekhar@...com>
To:     Axel Haslam <ahaslam@...libre.com>,
        David Lechner <david@...hnology.com>
CC:     Kevin Hilman <khilman@...nel.org>, <robh+dt@...nel.org>,
        Alexandre Bailon <abailon@...libre.com>,
        Alan Stern <stern@...land.harvard.edu>,
        Greg KH <gregkh@...uxfoundation.org>,
        <devicetree@...r.kernel.org>, <linux-usb@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>
Subject: Re: [PATCH v3 10/10] ARM: dts: da850: add usb device node

On Monday 21 November 2016 03:57 PM, Axel Haslam wrote:
> On Mon, Nov 21, 2016 at 3:42 AM, David Lechner <david@...hnology.com> wrote:
>> On 11/07/2016 02:39 PM, Axel Haslam wrote:
>>>
>>> This adds the ohci device node for the da850 soc.
>>> It also enables it for the omapl138 hawk board.
>>>
>>> Signed-off-by: Axel Haslam <ahaslam@...libre.com>
>>> ---
>>>  arch/arm/boot/dts/da850-lcdk.dts | 8 ++++++++
>>>  arch/arm/boot/dts/da850.dtsi     | 8 ++++++++
>>>  2 files changed, 16 insertions(+)
>>>
>>> diff --git a/arch/arm/boot/dts/da850-lcdk.dts
>>> b/arch/arm/boot/dts/da850-lcdk.dts
>>> index 7b8ab21..aaf533e 100644
>>> --- a/arch/arm/boot/dts/da850-lcdk.dts
>>> +++ b/arch/arm/boot/dts/da850-lcdk.dts
>>> @@ -86,6 +86,14 @@
>>>         };
>>>  };
>>>
>>> +&usb_phy {
>>> +       status = "okay";
>>> +};
>>> +
>>> +&ohci {
>>> +       status = "okay";
>>> +};
>>> +
>>>  &serial2 {
>>>         pinctrl-names = "default";
>>>         pinctrl-0 = <&serial2_rxtx_pins>;
>>> diff --git a/arch/arm/boot/dts/da850.dtsi b/arch/arm/boot/dts/da850.dtsi
>>> index 2534aab..50e86da 100644
>>> --- a/arch/arm/boot/dts/da850.dtsi
>>> +++ b/arch/arm/boot/dts/da850.dtsi
>>> @@ -405,6 +405,14 @@
>>>                                         >;
>>>                         status = "disabled";
>>>                 };
>>> +               ohci: usb@...5000 {
>>
>>
>> In commit 2957e36e76c836b167e5e0c1edb578d8a9bd7af6 in the linux-davinci
>> tree, the alias for the musb device is usb0. So, I think we should use usb1
>> here instead of ohci - or change the usb0 alias to musb.
>>
>> https://git.kernel.org/cgit/linux/kernel/git/nsekhar/linux-davinci.git/commit/?h=v4.10/dt&id=2957e36e76c836b167e5e0c1edb578d8a9bd7af6
> 
> ok, i will change to usb1, since i will be resubmiting this.

I have already applied a version of this patch. Please re-base against
linux-davinci/master and send a delta patch.

Thanks,
Sekhar