From mboxrd@z Thu Jan  1 00:00:00 1970
From: Marek Vasut <marex@denx.de>
Date: Mon, 5 Nov 2012 23:57:11 +0100
Subject: [U-Boot] [PATCH 13/13] ehci-mx5: Make board_ehci_hcd_init()
	optional
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To: u-boot@lists.denx.de

Dear Beno?t Th?baudeau,

> A custom board_ehci_hcd_init() may be unneeded, so add a weak default
> implementation doing nothing.
> 
> Signed-off-by: Beno?t Th?baudeau <benoit.thebaudeau@advansee.com>
> Cc: Marek Vasut <marex@denx.de>
> Cc: Stefano Babic <sbabic@denx.de>
> ---
>  .../drivers/usb/host/ehci-mx5.c                                |    8
> ++++++++ 1 file changed, 8 insertions(+)
> 
> diff --git u-boot-usb-76454b2.orig/drivers/usb/host/ehci-mx5.c
> u-boot-usb-76454b2/drivers/usb/host/ehci-mx5.c index 52aeae5..e3818be
> 100644
> --- u-boot-usb-76454b2.orig/drivers/usb/host/ehci-mx5.c
> +++ u-boot-usb-76454b2/drivers/usb/host/ehci-mx5.c
> @@ -280,6 +280,14 @@ int mxc_set_usbcontrol(int port, unsigned int flags)
>  	return ret;
>  }
> 
> +int __board_ehci_hcd_init(int port)
> +{
> +	return 0;
> +}
> +
> +int board_ehci_hcd_init(int port)
> +	__attribute((weak, alias("__board_ehci_hcd_init")));
> +

Include linux/compiler.h and use simple __weak

>  void __board_ehci_hcd_postinit(struct usb_ehci *ehci, int port)
>  {
>  }

Best regards,
Marek Vasut