blob: 17a80ae206746927eb79452d2ee180b598270a0f [file] [log] [blame]
Felipe Balbi550a7372008-07-24 12:27:36 +03001/*
2 * MUSB OTG driver register I/O
3 *
4 * Copyright 2005 Mentor Graphics Corporation
5 * Copyright (C) 2005-2006 by Texas Instruments
6 * Copyright (C) 2006-2007 Nokia Corporation
7 *
8 * This program is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU General Public License
10 * version 2 as published by the Free Software Foundation.
11 *
12 * This program is distributed in the hope that it will be useful, but
13 * WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
20 * 02110-1301 USA
21 *
22 * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
23 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
24 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
25 * NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY DIRECT, INDIRECT,
26 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
27 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
28 * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
29 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
30 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
31 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
32 *
33 */
34
35#ifndef __MUSB_LINUX_PLATFORM_ARCH_H__
36#define __MUSB_LINUX_PLATFORM_ARCH_H__
37
38#include <linux/io.h>
39
Tony Lindgrend026e9c2014-11-24 11:05:03 -080040#define musb_ep_select(_mbase, _epnum) musb->io.ep_select((_mbase), (_epnum))
41
Tony Lindgren5450ac82014-11-24 11:04:59 -080042/**
43 * struct musb_io - IO functions for MUSB
44 * @quirks: platform specific flags
45 * @ep_offset: platform specific function to get end point offset
46 * @ep_select: platform specific function to select end point
47 * @fifo_offset: platform specific function to get fifo offset
48 * @read_fifo: platform specific function to read fifo
49 * @write_fifo: platform specific function to write fifo
Hans de Goede6cc2af62015-03-20 20:11:12 +010050 * @busctl_offset: platform specific function to get busctl offset
Tony Lindgren5450ac82014-11-24 11:04:59 -080051 */
52struct musb_io {
53 u32 quirks;
54 u32 (*ep_offset)(u8 epnum, u16 offset);
55 void (*ep_select)(void __iomem *mbase, u8 epnum);
56 u32 (*fifo_offset)(u8 epnum);
57 void (*read_fifo)(struct musb_hw_ep *hw_ep, u16 len, u8 *buf);
58 void (*write_fifo)(struct musb_hw_ep *hw_ep, u16 len, const u8 *buf);
Hans de Goede6cc2af62015-03-20 20:11:12 +010059 u32 (*busctl_offset)(u8 epnum, u16 offset);
Tony Lindgren5450ac82014-11-24 11:04:59 -080060};
61
Tony Lindgren1b40fc52014-11-24 11:05:02 -080062/* Do not add new entries here, add them the struct musb_io instead */
63extern u8 (*musb_readb)(const void __iomem *addr, unsigned offset);
64extern void (*musb_writeb)(void __iomem *addr, unsigned offset, u8 data);
65extern u16 (*musb_readw)(const void __iomem *addr, unsigned offset);
66extern void (*musb_writew)(void __iomem *addr, unsigned offset, u16 data);
67extern u32 (*musb_readl)(const void __iomem *addr, unsigned offset);
68extern void (*musb_writel)(void __iomem *addr, unsigned offset, u32 data);
Bryan Wu2c557a42008-12-02 21:33:46 +020069
Felipe Balbi550a7372008-07-24 12:27:36 +030070#endif