Re: [PATCH 1/2] usb: phy: load usb phy earlier

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On Wed, Feb 4, 2015 at 4:01 PM, Zhangfei Gao <zhangfei.gao@xxxxxxxxxx> wrote:
> Since phy is definitely used usb controller, load the phy
> earlier rather than using defer probe to make boot time shorter.
>
> Signed-off-by: Zhangfei Gao <zhangfei.gao@xxxxxxxxxx>
> ---
>  drivers/usb/Makefile | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/usb/Makefile b/drivers/usb/Makefile
> index 2f1e2aa..d8926c6 100644
> --- a/drivers/usb/Makefile
> +++ b/drivers/usb/Makefile
> @@ -5,6 +5,7 @@
>  # Object files in subdirectories
>
>  obj-$(CONFIG_USB)              += core/
> +obj-$(CONFIG_USB_SUPPORT)      += phy/
>
>  obj-$(CONFIG_USB_DWC3)         += dwc3/
>  obj-$(CONFIG_USB_DWC2)         += dwc2/
> @@ -48,7 +49,6 @@ obj-$(CONFIG_USB_MICROTEK)    += image/
>  obj-$(CONFIG_USB_SERIAL)       += serial/
>
>  obj-$(CONFIG_USB)              += misc/
> -obj-$(CONFIG_USB_SUPPORT)      += phy/
>  obj-$(CONFIG_EARLY_PRINTK_DBGP)        += early/
>
>  obj-$(CONFIG_USB_ATM)          += atm/
> --

The similar patch posted before, you may use probe deferral in your controller
driver if the PHY is not ready, besides, both controller and phy
driver may be built
as modules.

-- 
BR,
Peter Chen
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