[people/ms/u-boot.git] / drivers / usb / host / ehci-ppc4xx.c

/*
 * (C) Copyright 2010, Chris Zhang <chris@seamicro.com>
 *
 * Author: Chris Zhang <chris@seamicro.com>
 * This code is based on ehci freescale driver
 *
 * SPDX-License-Identifier:	GPL-2.0+
 */
#include <common.h>
#include <usb.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)
{
	*hccr = (struct ehci_hccr *)(CONFIG_SYS_PPC4XX_USB_ADDR);
	*hcor = (struct ehci_hcor *)((uint32_t) *hccr +
		HC_LENGTH(ehci_readl(&(*hccr)->cr_capbase)));
	return 0;
}

/*
 * Destroy the appropriate control structures corresponding
 * the the EHCI host controller.
 */
int ehci_hcd_stop(int index)
{
	return 0;
}
Commit	Line	Data
5f82887f CZ	1	/*
	2	* (C) Copyright 2010, Chris Zhang <chris@seamicro.com>
	3	*
	4	* Author: Chris Zhang <chris@seamicro.com>
	5	* This code is based on ehci freescale driver
	6	*
1a459660	7	* SPDX-License-Identifier: GPL-2.0+
5f82887f CZ	8	*/
	9	#include <common.h>
	10	#include <usb.h>
	11
	12	#include "ehci.h"
5f82887f CZ	13
	14	/*
	15	* Create the appropriate control structures to manage
	16	* a new EHCI host controller.
	17	*/
127efc4f TK	18	int ehci_hcd_init(int index, enum usb_init_type init,
127efc4f TK	19	struct ehci_hccr hccr, struct ehci_hcor hcor)
5f82887f	20	{
676ae068 LS	21	hccr = (struct ehci_hccr )(CONFIG_SYS_PPC4XX_USB_ADDR);
	22	hcor = (struct ehci_hcor )((uint32_t) *hccr +
	23	HC_LENGTH(ehci_readl(&(*hccr)->cr_capbase)));
5f82887f CZ	24	return 0;
	25	}
	26
	27	/*
	28	* Destroy the appropriate control structures corresponding
	29	* the the EHCI host controller.
	30	*/
676ae068	31	int ehci_hcd_stop(int index)
5f82887f CZ	32	{
	33	return 0;
	34	}