u-boot/drivers/usb/host/ehci-uniphier.c

40 lines
766 B
C
Raw Normal View History

/*
* Copyright (C) 2014 Panasonic Corporation
* Author: Masahiro Yamada <yamada.m@jp.panasonic.com>
*
* SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#include <usb.h>
#include <asm/arch/ehci-uniphier.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)
{
struct ehci_hccr *cr;
struct ehci_hcor *or;
uniphier_ehci_reset(index, 0);
cr = (struct ehci_hccr *)(uniphier_ehci_platdata[index].base);
or = (void *)cr + HC_LENGTH(ehci_readl(&cr->cr_capbase));
*hccr = cr;
*hcor = or;
return 0;
}
int ehci_hcd_stop(int index)
{
uniphier_ehci_reset(index, 1);
return 0;
}