linux-kernel - Re: [PATCH] arm64: dts: rockchip: Fix usb-c on Hugsun X99 TV Box

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Date:   Sun, 06 Oct 2019 21:50:16 +0200
From:   Vicente Bergas <vicencb@...il.com>
To:     Vivek Unune <npcomplete13@...il.com>
Cc:     Heiko Stuebner <heiko@...ech.de>, <robh+dt@...nel.org>,
        <mark.rutland@....com>, <ezequiel@...labora.com>,
        <akash@...nedev.com>, <devicetree@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-rockchip@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>, Felipe Balbi <balbi@...nel.org>,
        Felipe Balbi <felipe.balbi@...ux.intel.com>,
        Roger Quadros <rogerq@...com>
Subject: Re: [PATCH] arm64: dts: rockchip: Fix usb-c on Hugsun X99 TV Box

On Saturday, October 5, 2019 2:52:00 AM CEST, Vivek Unune wrote:
> On Fri, Oct 04, 2019 at 11:45:08PM +0200, Heiko Stuebner wrote:
>> Hi Vivek,
>> 
>> Am Montag, 30. September 2019, 01:46:15 CEST schrieb Vivek Unune: ...
>
> Hi Heiko,
>
> I tested the c09b73cf patch without modifying exsisting dts. I can confirm
> that that patch doesn't work for me. No usb-c devices were recognized.
>
> Vicenç - were you able to test it?

I can also confirm that

c09b73cfac2a9317f1104169045c519c6021aa1d
usb: dwc3: don't set gadget->is_otg flag

alone does not fix the issue.

e1d9149e8389f1690cdd4e4056766dd26488a0fe
arm64: dts: rockchip: Fix USB3 Type-C on rk3399-sapphire

is still required for the USB-C to work on the Sapphire board.

Regards,
  Vicenç.

> As soon as I apply dts patch, usb-c devices are recognized.
>
> Thanks,
>
> Vivek