On 06.07.2017 19:38, Stephen Warren wrote:
> On 07/05/2017 11:19 AM, Dmitry Osipenko wrote:
>> Override the compatible string of the first USB controller to enable
>> device mode.
>
>> diff --git a/arch/arm/boot/dts/tegra20-paz00.dts
>> b/arch/arm/boot/dts/tegra20-paz00.dts
>
>> usb@c5000000 {
>> + compatible = "nvidia,tegra20-udc";
>> status = "okay";
>> + dr_mode = "otg";
>> };
>
> This port is the only external USB port on the AC100.
Seems that's not true. http://elinux.org/Tegra/Boards/Toshiba_AC100 claims that
there are host and micro USB ports.
I'm not sure it's a good
> idea to reconfigure it so it can only work in device mode, although given that
> display, keyboard, and mouse are built-in to this device, perhaps this change is
> merely unexpected rather than catastrophic to a user, since they can recover via
> the keyboard/display. Let's drop this patch until OTG mode is actually implemented.
--
Dmitry
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