On Mon, Mar 27, 2017 at 03:35:25PM +0530, Kishon Vijay Abraham I wrote: > > > On Saturday 25 March 2017 08:20 PM, Icenowy Zheng wrote: > > Allwinner H3 have a its USB PHY0 routed to two USB controllers: one is > > a MUSB controller, which can work in peripheral mode, but works badly in > > host mode (several hardware will fail on the MUSB controller, even connect > > one MUSB controller in peripheral mode to another one in host mode cannot > > work); the other is a pair of EHCI/OHCI controller, which can work only > > in host mode, but have better compatibillity. The route is controlled in > > a register, which we have set it to HCI only when we do not know about > > it well. > > > > Add support to route to the best controller according to current USB mode > > (host/peripheral). > > > > Note: Currently even if hardware only support hostmode, we should still > > enable the MUSB controller, as it controls the USB mode. (Some this kind > > of hardware can also work in peripheral mode by settings in the sysfs > > node of MUSB, then connect it to another host via a USB Type-A to Type-A > > cable.) > > > > Patch 1 changes the device tree binding to include the "pmu0" for HCI pair. > > > > Patch 2 and 3 are fixes for H3 PHY, in order to make MUSB really working > > on H3. > > > > Patch 4 adds support for auto routing of PHY0. It's currently only enabled > > on H3, but it's easy to extend it to other SoCs which feature this > > route control. > > merged the 1st four patch of this series. And applied the last four. Thanks! Maxime -- Maxime Ripard, Free Electrons Embedded Linux and Kernel engineering http://free-electrons.com
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