1 // SPDX-License-Identifier: GPL-2.0+
2 /*
3  * (C) Copyright 2012
4  * eInfochips Ltd. <www.einfochips.com>
5  * Written-by: Ajay Bhargav <contact@8051projects.net>
6  *
7  * This driver is based on Kirkwood echi driver
8  * (C) Copyright 2009
9  * Marvell Semiconductor <www.marvell.com>
10  * Written-by: Prafulla Wadaskar <prafulla@marvell.com>
11  */
12 
13 #include <common.h>
14 #include <asm/io.h>
15 #include <usb.h>
16 #include "ehci.h"
17 #include <asm/arch/cpu.h>
18 #include <asm/arch/armada100.h>
19 #include <asm/arch/utmi-armada100.h>
20 
21 /*
22  * EHCI host controller init
23  */
24 int ehci_hcd_init(int index, enum usb_init_type init,
25 		struct ehci_hccr **hccr, struct ehci_hcor **hcor)
26 {
27 	if (utmi_init() < 0)
28 		return -1;
29 
30 	*hccr = (struct ehci_hccr *)(ARMD1_USB_HOST_BASE + 0x100);
31 	*hcor = (struct ehci_hcor *)((uint32_t) *hccr
32 			+ HC_LENGTH(ehci_readl(&(*hccr)->cr_capbase)));
33 
34 	debug("armada100-ehci: init hccr %x and hcor %x hc_length %d\n",
35 		(uint32_t)*hccr, (uint32_t)*hcor,
36 		(uint32_t)HC_LENGTH(ehci_readl(&(*hccr)->cr_capbase)));
37 
38 	return 0;
39 }
40 
41 /*
42  * EHCI host controller stop
43  */
44 int ehci_hcd_stop(int index)
45 {
46 	return 0;
47 }
48