u-boot/drivers/usb/host/ehci-armada100.c
Troy Kisky 127efc4fe8 usb: ehci-hcd: add enum usb_init_type parameter to ehci_hcd_init.
This paramter will later be used to initialize OTG ports in
host or device mode.

Signed-off-by: Troy Kisky <troy.kisky@boundarydevices.com>
2013-10-20 23:46:27 +02:00

48 lines
1.1 KiB
C

/*
* (C) Copyright 2012
* eInfochips Ltd. <www.einfochips.com>
* Written-by: Ajay Bhargav <ajay.bhargav@einfochips.com>
*
* This driver is based on Kirkwood echi driver
* (C) Copyright 2009
* Marvell Semiconductor <www.marvell.com>
* Written-by: Prafulla Wadaskar <prafulla@marvell.com>
*
* SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#include <asm/io.h>
#include <usb.h>
#include "ehci.h"
#include <asm/arch/cpu.h>
#include <asm/arch/armada100.h>
#include <asm/arch/utmi-armada100.h>
/*
* EHCI host controller init
*/
int ehci_hcd_init(int index, enum usb_init_type init,
struct ehci_hccr **hccr, struct ehci_hcor **hcor)
{
if (utmi_init() < 0)
return -1;
*hccr = (struct ehci_hccr *)(ARMD1_USB_HOST_BASE + 0x100);
*hcor = (struct ehci_hcor *)((uint32_t) *hccr
+ HC_LENGTH(ehci_readl(&(*hccr)->cr_capbase)));
debug("armada100-ehci: 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;
}
/*
* EHCI host controller stop
*/
int ehci_hcd_stop(int index)
{
return 0;
}