1 /*
2  * (C) Copyright 2012
3  * eInfochips Ltd. <www.einfochips.com>
4  * Written-by: Ajay Bhargav <ajay.bhargav@einfochips.com>
5  *
6  * This driver is based on Kirkwood echi driver
7  * (C) Copyright 2009
8  * Marvell Semiconductor <www.marvell.com>
9  * Written-by: Prafulla Wadaskar <prafulla@marvell.com>
10  *
11  * See file CREDITS for list of people who contributed to this
12  * project.
13  *
14  * This program is free software; you can redistribute it and/or
15  * modify it under the terms of the GNU General Public License as
16  * published by the Free Software Foundation; either version 2 of
17  * the License, or (at your option) any later version.
18  *
19  * This program is distributed in the hope that it will be useful,
20  * but WITHOUT ANY WARRANTY; without even the implied warranty of
21  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
22  * GNU General Public License for more details.
23  *
24  * You should have received a copy of the GNU General Public License
25  * along with this program; if not, write to the Free Software
26  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
27  * MA 02110-1301 USA
28  */
29 
30 #include <common.h>
31 #include <asm/io.h>
32 #include <usb.h>
33 #include "ehci.h"
34 #include "ehci-core.h"
35 #include <asm/arch/cpu.h>
36 #include <asm/arch/armada100.h>
37 #include <asm/arch/utmi-armada100.h>
38 
39 /*
40  * EHCI host controller init
41  */
42 int ehci_hcd_init(void)
43 {
44 	if (utmi_init() < 0)
45 		return -1;
46 
47 	hccr = (struct ehci_hccr *)(ARMD1_USB_HOST_BASE + 0x100);
48 	hcor = (struct ehci_hcor *)((uint32_t) hccr
49 			+ HC_LENGTH(ehci_readl(&hccr->cr_capbase)));
50 
51 	debug("armada100-ehci: init hccr %x and hcor %x hc_length %d\n",
52 		(uint32_t)hccr, (uint32_t)hcor,
53 		(uint32_t)HC_LENGTH(ehci_readl(&hccr->cr_capbase)));
54 
55 	return 0;
56 }
57 
58 /*
59  * EHCI host controller stop
60  */
61 int ehci_hcd_stop(void)
62 {
63 	return 0;
64 }
65