On Wednesday 03 October 2012 18:07:28 Manuel Lauss wrote:
> On Wed, Oct 3, 2012 at 5:03 PM, Florian Fainelli <florian@xxxxxxxxxxx> wrote:
> > This also greatly simplifies the power_{on,off} callbacks and make them
> > work on platform device id instead of checking the OHCI controller base
> > address like what was done in ohci-au1xxx.c.
> >
> > Signed-off-by: Florian Fainelli <florian@xxxxxxxxxxx>
> > ---
> > arch/mips/alchemy/common/platform.c | 31
+++++++++++++++++++++++++++++++
> > 1 file changed, 31 insertions(+)
> >
> > diff --git a/arch/mips/alchemy/common/platform.c
b/arch/mips/alchemy/common/platform.c
> > index 57335a2..cd12458 100644
> > --- a/arch/mips/alchemy/common/platform.c
> > +++ b/arch/mips/alchemy/common/platform.c
> > @@ -18,6 +18,7 @@
> > #include <linux/serial_8250.h>
> > #include <linux/slab.h>
> > #include <linux/usb/ehci_pdriver.h>
> > +#include <linux/usb/ohci_pdriver.h>
> >
> > #include <asm/mach-au1x00/au1000.h>
> > #include <asm/mach-au1x00/au1xxx_dbdma.h>
> > @@ -142,6 +143,34 @@ static struct usb_ehci_pdata alchemy_ehci_pdata = {
> > .power_suspend = alchemy_ehci_power_off,
> > };
> >
> > +/* Power on callback for the ohci platform driver */
> > +static int alchemy_ohci_power_on(struct platform_device *pdev)
> > +{
> > + int unit;
> > +
> > + unit = (pdev->id == 1) ?
> > + ALCHEMY_USB_OHCI1 : ALCHEMY_USB_OHCI0;
> > +
> > + return alchemy_usb_control(unit, 1);
> > +}
> > +
> > +/* Power off/suspend callback for the ohci platform driver */
> > +static void alchemy_ohci_power_off(struct platform_device *pdev)
> > +{
> > + int unit;
> > +
> > + unit = (pdev->id == 1) ?
> > + ALCHEMY_USB_OHCI1 : ALCHEMY_USB_OHCI0;
> > +
> > + alchemy_usb_control(unit, 0);
> > +}
> > +
> > +static struct usb_ohci_pdata alchemy_ohci_pdata = {
> > + .power_on = alchemy_ohci_power_on,
> > + .power_off = alchemy_ohci_power_off,
> > + .power_suspend = alchemy_ohci_power_off,
> > +};
> > +
> > static unsigned long alchemy_ohci_data[][2] __initdata = {
> > [ALCHEMY_CPU_AU1000] = { AU1000_USB_OHCI_PHYS_ADDR,
AU1000_USB_HOST_INT },
> > [ALCHEMY_CPU_AU1500] = { AU1000_USB_OHCI_PHYS_ADDR,
AU1500_USB_HOST_INT },
> > @@ -192,6 +221,7 @@ static void __init alchemy_setup_usb(int ctype)
> > pdev->name = "au1xxx-ohci";
>
> Should be "ohci-platform" (2x). With this change USB works on all my
> Alchemy boards.
Yes, Hauke Merthens just pointed this issue at me.
> I'd also suggest to move drivers/usb/host/alchemy-common.c to
> arch/mips/alchemy/common/usb.c.
> (same for octeon2-common.c)
Ok, sounds good.
--
Florian
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