[U-Boot] [PATCH 13/13] ehci-mx5: Make board_ehci_hcd_init() optional

["Benoît Thébaudeau" <benoit.thebaudeau@advansee.com>]

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")));
+
 void __board_ehci_hcd_postinit(struct usb_ehci *ehci, int port)
 {
 }