On Fri, Jan 08, 2016 at 09:29:54AM +0100, Geert Uytterhoeven wrote:
> Hi Simon,
>
> On Fri, Jan 8, 2016 at 3:37 AM, Simon Horman <horms+renesas@xxxxxxxxxxxx> wrote:
> > Add fallback compatibility strings for R-Car Gen2 and Gen3.
> >
> > This is in keeping with the fallback scheme being adopted wherever
> > appropriate for drivers for Renesas SoCs.
> >
> > Signed-off-by: Simon Horman <horms+renesas@xxxxxxxxxxxx>
>
> > --- a/Documentation/devicetree/bindings/usb/usb-xhci.txt
> > +++ b/Documentation/devicetree/bindings/usb/usb-xhci.txt
> > @@ -1,10 +1,23 @@
> > USB xHCI controllers
> >
> > Required properties:
> > - - compatible: should be one of "generic-xhci",
> > - "marvell,armada-375-xhci", "marvell,armada-380-xhci",
> > - "renesas,xhci-r8a7790", "renesas,xhci-r8a7791", "renesas,xhci-r8a7793",
> > - "renesas,xhci-r8a7795" (deprecated: "xhci-platform").
> > + - compatible: should be one or more of
> > +
> > + - "generic-xhci" for generic XHCI device,
> > + - "marvell,armada-375-xhci" for Armada 375 SoCs,
> > + - "marvell,armada-380-xhci" for Armada 380 SoCs,
> > + - "renesas,xhci-r8a7790" for r8a7790 SoC,
> > + - "renesas,xhci-r8a7791" for r8a7791 SoC
> > + - "renesas,xhci-r8a7793" for r8a7793 SoC
> > + - "renesas,xhci-r8a7795" for r8a7795 SoC
> > + - "renesas,rcar-gen2-xhci" for a generic R-Car Gen2 compatible device.
> > + - "renesas,rcar-gen3-xhci" for a generic R-Car Gen3 compatible device.
> > + - "xhci-platform" (deprecated)
>
> Inconsistent line ending (comma, period, or nothing).
Thanks, I plan to go with nothing.
> > + When compatible with the generic version, nodes must list the
> > + SoC-specific version corresponding to the platform first
> > + followed by the generic version.
> > +
> > - reg: should contain address and length of the standard XHCI
> > register set for the device.
> > - interrupts: one XHCI interrupt should be described here.
> > diff --git a/drivers/usb/host/xhci-plat.c b/drivers/usb/host/xhci-plat.c
> > index 770b6b088797..63fb0c9c6612 100644
> > --- a/drivers/usb/host/xhci-plat.c
> > +++ b/drivers/usb/host/xhci-plat.c
> > @@ -104,12 +104,17 @@ static const struct of_device_id usb_xhci_of_match[] = {
> > .compatible = "renesas,xhci-r8a7791",
> > .data = &xhci_plat_renesas_rcar_gen2,
> > }, {
> > + .compatible = "renesas,rcar-gen2-xhci",
> > + .data = &xhci_plat_renesas_rcar_gen2,
> > + }, {
>
> Shouldn't this be inserted below "renesas,xhci-r8a7793"?
> Or better, group all generic ones at the bottom?
I'll put them at the bottom as you suggest.
> > .compatible = "renesas,xhci-r8a7793",
> > .data = &xhci_plat_renesas_rcar_gen2,
> > }, {
> > .compatible = "renesas,xhci-r8a7795",
> > .data = &xhci_plat_renesas_rcar_gen3,
> > }, {
> > + .compatible = "renesas,rcar-gen3-xhci",
> > + .data = &xhci_plat_renesas_rcar_gen3,
> > },
>
> Gr{oetje,eeting}s,
>
> Geert
>
> --
> Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@xxxxxxxxxxxxxx
>
> In personal conversations with technical people, I call myself a hacker. But
> when I'm talking to journalists I just say "programmer" or something like that.
> -- Linus Torvalds
>
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