USB: MX5: Add MX5 usb post-init callback

This is useful for USB Transceivers init etc.

Signed-off-by: Marek Vasut <marek.vasut@gmail.com>
Cc: Stefano Babic <sbabic@denx.de>
Cc: Remy Bohmer <linux@bohmer.net>
Cc: Wolfgang Grandegger <wg@denx.de>
Cc: Jason Liu <r64343@freescale.com>

diff --git a/drivers/usb/host/ehci-mx5.c b/drivers/usb/host/ehci-mx5.c
index 7b881371d8526c59d34ecfaf4e042ef7cb1fff57..68a673e7212c135872e27b57eb16160c56e2a970 100644 (file)
--- a/drivers/usb/host/ehci-mx5.c
+++ b/drivers/usb/host/ehci-mx5.c
@@ -22,6 +22,7 @@
 #include <asm/arch/imx-regs.h>
 #include <asm/arch/clock.h>
 #include <asm/arch/mx5x_pins.h>
+#include <asm/arch/iomux.h>
 
 #include "ehci.h"
 #include "ehci-core.h"
@@ -198,6 +199,13 @@ int mxc_set_usbcontrol(int port, unsigned int flags)
        return ret;
 }
 
+void __board_ehci_hcd_postinit(struct usb_ehci *ehci, int port)
+{
+}
+
+void board_ehci_hcd_postinit(struct usb_ehci *ehci, int port)
+       __attribute((weak, alias("__board_ehci_hcd_postinit")));
+
 int ehci_hcd_init(void)
 {
        struct usb_ehci *ehci;
@@ -217,7 +225,7 @@ int ehci_hcd_init(void)
        enable_usb_phy2_clk(1);
        mdelay(1);
 
-       /* do board specific initialization */
+       /* Do board specific initialization */
        board_ehci_hcd_init(CONFIG_MXC_USB_PORT);
 
        ehci = (struct usb_ehci *)(OTG_BASE_ADDR +
@@ -231,9 +239,11 @@ int ehci_hcd_init(void)
        setbits_le32(&ehci->portsc, USB_EN);
 
        mxc_set_usbcontrol(CONFIG_MXC_USB_PORT, CONFIG_MXC_USB_FLAGS);
-
        mdelay(10);
 
+       /* Do board specific post-initialization */
+       board_ehci_hcd_postinit(ehci, CONFIG_MXC_USB_PORT);
+
        return 0;
 }