Release 4.7 drivers/usb/musb/musb_io.h
/*
* MUSB OTG driver register I/O
*
* Copyright 2005 Mentor Graphics Corporation
* Copyright (C) 2005-2006 by Texas Instruments
* Copyright (C) 2006-2007 Nokia Corporation
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* version 2 as published by the Free Software Foundation.
*
* 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.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA
*
* THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
* NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*/
#ifndef __MUSB_LINUX_PLATFORM_ARCH_H__
#define __MUSB_LINUX_PLATFORM_ARCH_H__
#include <linux/io.h>
#define musb_ep_select(_mbase, _epnum) musb->io.ep_select((_mbase), (_epnum))
/**
* struct musb_io - IO functions for MUSB
* @quirks: platform specific flags
* @ep_offset: platform specific function to get end point offset
* @ep_select: platform specific function to select end point
* @fifo_offset: platform specific function to get fifo offset
* @read_fifo: platform specific function to read fifo
* @write_fifo: platform specific function to write fifo
* @busctl_offset: platform specific function to get busctl offset
*/
struct musb_io {
u32 quirks;
u32 (*ep_offset)(u8 epnum, u16 offset);
void (*ep_select)(void __iomem *mbase, u8 epnum);
u32 (*fifo_offset)(u8 epnum);
void (*read_fifo)(struct musb_hw_ep *hw_ep, u16 len, u8 *buf);
void (*write_fifo)(struct musb_hw_ep *hw_ep, u16 len, const u8 *buf);
u32 (*busctl_offset)(u8 epnum, u16 offset);
};
/* Do not add new entries here, add them the struct musb_io instead */
extern u8 (*musb_readb)(const void __iomem *addr, unsigned offset);
extern void (*musb_writeb)(void __iomem *addr, unsigned offset, u8 data);
extern u16 (*musb_readw)(const void __iomem *addr, unsigned offset);
extern void (*musb_writew)(void __iomem *addr, unsigned offset, u16 data);
extern u32 (*musb_readl)(const void __iomem *addr, unsigned offset);
extern void (*musb_writel)(void __iomem *addr, unsigned offset, u32 data);
#endif
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