[PATCH v4 0/5] ARM: sun9i: Add USB host controller support for A80
Maxime Ripard
maxime.ripard at free-electrons.com
Sat Feb 7 07:44:09 PST 2015
On Tue, Feb 03, 2015 at 06:22:00AM +0800, Chen-Yu Tsai wrote:
> Hi everyone,
>
> This is v4 of the sun9i A80 USB host support series.
>
> Changes since v3:
>
> - Dropped patches merged.
>
> - Moved reg_usb3_vbus into the optimus board dts
>
> - Dropped ohci1 from A80 dtsi.
>
> Cover letter from v3:
>
> This series adds USB host controller (EHCI/OHCI) support for the Allwinner
> A80 SoC. The A80 has 3 pairs of host controllers and USB PHYs. The PHYs,
> unlike in previous SoCs, do not have low level control registers anymore.
>
> As such, this series forgoes the original phy-sun4i-usb driver, and adds
> a new, simpler driver for the USB PHYs. It may be possible to merge the
> two, but given that work is being done on the OTG front for the earlier
> SoCs, it may be better to merge them after support is complete.
>
> EHCI/OHCI0 corresponds to USB1 DP/DM pins; EHCI1 only has HSIC support;
> EHCI2/OHCI/2 is USB2 DP/DM externally. External pins labeled USB0 are
> for the USB 3.0 OTG controller.
Applied 2-5.
Thanks!
Maxime
--
Maxime Ripard, Free Electrons
Embedded Linux, Kernel and Android engineering
http://free-electrons.com
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