Re: [PATCH 1/4] phy: sun4i-usb: support PHY0 on H3 in MUSB mode

From: Maxime Ripard
Date: Tue Jan 17 2017 - 03:10:59 EST


On Tue, Jan 17, 2017 at 03:14:46AM +0800, Icenowy Zheng wrote:
> The PHY0 on H3 can be wired either to MUSB controller or OHCI/EHCI
> controller.
>
> The original driver wired it to OHCI/EHCI controller; however, as the
> code to use PHY0 as OHCI/EHCI is missing, it makes the PHY fully
> unusable.
>
> Rename the register (according to its function and the name in BSP
> driver), and remove the code which wires the PHY0 to OHCI/EHCI, as MUSB
> can support both peripheral and host mode (although the host mode of
> MUSB is buggy).

Can you elaborate on that? What's wrong with it?

Maxime

--
Maxime Ripard, Free Electrons
Embedded Linux and Kernel engineering
http://free-electrons.com

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