On Sun, 30 Jun 2013, Manjunath Goudar wrote:

> Separate the OHCI NXP host controller driver from ohci-hcd
> host code so that it can be built as a separate driver module.
> This work is part of enabling multi-platform kernels on ARM.
>
> Many place function name and struct name started with usb,
> current scenario replaced usb with ohci for proper naming.

> diff --git a/drivers/usb/host/ohci-hcd.c b/drivers/usb/host/ohci-hcd.c
> index f3dcaa2..9a0b023 100644
> --- a/drivers/usb/host/ohci-hcd.c
> +++ b/drivers/usb/host/ohci-hcd.c
> @@ -1194,11 +1194,6 @@ MODULE_LICENSE ("GPL");
>  #define EP93XX_PLATFORM_DRIVER       ohci_hcd_ep93xx_driver
>  #endif
>
> -#ifdef CONFIG_ARCH_LPC32XX
> -#include "ohci-nxp.c"
> -#define NXP_PLATFORM_DRIVER  usb_hcd_nxp_driver
> -#endif
> -
>  #ifdef CONFIG_ARCH_DAVINCI_DA8XX
>  #include "ohci-da8xx.c"
>  #define DAVINCI_PLATFORM_DRIVER      ohci_hcd_da8xx_driver
> @@ -1301,12 +1296,6 @@ static int __init ohci_hcd_mod_init(void)
>               goto error_ep93xx;
>  #endif
>
> -#ifdef NXP_PLATFORM_DRIVER
> -     retval = platform_driver_register(&NXP_PLATFORM_DRIVER);
> -     if (retval < 0)
> -             goto error_nxp;
> -#endif
> -
>  #ifdef DAVINCI_PLATFORM_DRIVER
>       retval = platform_driver_register(&DAVINCI_PLATFORM_DRIVER);
>       if (retval < 0)
> @@ -1320,10 +1309,6 @@ static int __init ohci_hcd_mod_init(void)
>       platform_driver_unregister(&DAVINCI_PLATFORM_DRIVER);
>   error_davinci:
>  #endif
> -#ifdef NXP_PLATFORM_DRIVER
> -     platform_driver_unregister(&NXP_PLATFORM_DRIVER);
> - error_nxp:
> -#endif
>  #ifdef EP93XX_PLATFORM_DRIVER
>       platform_driver_unregister(&EP93XX_PLATFORM_DRIVER);
>   error_ep93xx:

You forgot to remove

#ifdef NXP_PLATFORM_DRIVER
        platform_driver_unregister(&NXP_PLATFORM_DRIVER);
#endif

from ohci_hcd_mod_exit().  The rest is okay.

Alan Stern