u-boot/drivers/usb/host/ehci-armada100.c
Wolfgang Denk 1a4596601f Add GPL-2.0+ SPDX-License-Identifier to source files
Signed-off-by: Wolfgang Denk <wd@denx.de>
[trini: Fixup common/cmd_io.c]
Signed-off-by: Tom Rini <trini@ti.com>
2013-07-24 09:44:38 -04:00

47 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, 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;
}