oleavr-rgl-a500-mini-linux-.../drivers/soc/allwinner/pm_legacy/mem_usb.c
Ole André Vadla Ravnås 169c65d57e Initial commit
2022-05-07 01:01:45 +02:00

105 lines
3.2 KiB
C

/*
* Copyright (c) 2007-2017 Allwinnertech Co., Ltd.
*
* This software is licensed under the terms of the GNU General Public
* License version 2, as published by the Free Software Foundation, and
* may be copied, distributed, and modified under those terms.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
*/
/*
*********************************************************************************************************
* LINUX-KERNEL
* AllWinner Linux Platform Develop Kits
* Kernel Module
*
* (c) Copyright 2006-2011, kevin.z China
* All Rights Reserved
*
* File : mem_usb.c
* By : kevin.z
* Version : v1.0
* Date : 2011-5-31 15:18
* Descript:
* Update : date auther ver notes
*********************************************************************************************************
*/
#include "pm_i.h"
/* ============================================================================== */
/* USB CHECK FOR WAKEUP SYSTEM FROM MEM */
/* ============================================================================== */
/*
*********************************************************************************************************
* mem_usb_init
*
* Description: init usb for mem.
*
* Arguments : none;
*
* Returns : none;
*********************************************************************************************************
*/
__s32 mem_usb_init(void)
{
return 0;
}
/*
*********************************************************************************************************
* mem_usb_exit
*
* Description: exit usb for mem.
*
* Arguments : none;
*
* Returns : none;
*********************************************************************************************************
*/
__s32 mem_usb_exit(void)
{
return 0;
}
/*
*********************************************************************************************************
* mem_is_usb_status_change
*
*Description: check if usb status is change.
*
*Arguments : port usb port number;
*
*Return : result, 0 status not change, !0 status changed;
*
*Notes :
*
*********************************************************************************************************
*/
__s32 mem_is_usb_status_change(__u32 port)
{
return 0;
}
/*
*********************************************************************************************************
* mem_query_usb_event
*
* Description: query usb event for wakeup system from mem.
*
* Arguments : none;
*
* Returns : result;
* EPDK_TRUE, some usb event happenned;
* EPDK_FALSE, none usb event;
*********************************************************************************************************
*/
__s32 mem_query_usb_event(void)
{
return -1;
}