ARM: USB: Remove the IXP EHCI driver

The driver is no longer used, remove it.

Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Albert Aribaud <albert.u.boot@aribaud.net>
Cc: Michael Schwingen <michael@schwingen.org>
Cc: Tom Rini <trini@ti.com>

drivers/usb/host/Makefile

@@ -31,7 +31,6 @@ obj-$(CONFIG_USB_EHCI_MX5) += ehci-mx5.o
 obj-$(CONFIG_USB_EHCI_MX6) += ehci-mx6.o
 obj-$(CONFIG_USB_EHCI_OMAP) += ehci-omap.o
 obj-$(CONFIG_USB_EHCI_PPC4XX) += ehci-ppc4xx.o
-obj-$(CONFIG_USB_EHCI_IXP4XX) += ehci-ixp.o
 obj-$(CONFIG_USB_EHCI_MARVELL) += ehci-marvell.o
 obj-$(CONFIG_USB_EHCI_PCI) += ehci-pci.o
 obj-$(CONFIG_USB_EHCI_SPEAR) += ehci-spear.o

drivers/usb/host/ehci-ixp4xx.c

-/*
- * (C) Copyright 2008, Michael Trimarchi <trimarchimichael@yahoo.it>
- *
- * Author: Michael Trimarchi <trimarchimichael@yahoo.it>
- * This code is based on ehci freescale driver
- *
- * SPDX-License-Identifier:	GPL-2.0+
- */
-#include <common.h>
-#include <usb.h>
-
-#include "ehci.h"
-/*
- * Create the appropriate control structures to manage
- * a new EHCI host controller.
- */
-int ehci_hcd_init(int index, enum usb_init_type init,
-		struct ehci_hccr **hccr, struct ehci_hcor **hcor)
-{
-	*hccr = (struct ehci_hccr *)(0xcd000100);
-	*hcor = (struct ehci_hcor *)((uint32_t) *hccr
-			+ HC_LENGTH(ehci_readl(&(*hccr)->cr_capbase)));
-
-	printf("IXP4XX init hccr %x and hcor %x hc_length %d\n",
-		(uint32_t)*hccr, (uint32_t)*hcor,
-		(uint32_t)HC_LENGTH(ehci_readl(&(*hccr)->cr_capbase)));
-	return 0;
-}
-
-/*
- * Destroy the appropriate control structures corresponding
- * the the EHCI host controller.
- */
-int ehci_hcd_stop(int index)
-{
-	return 0;
-}