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550a7375 FB |
1 | /* |
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 | ||
d026e9c7 TL |
40 | #define musb_ep_select(_mbase, _epnum) musb->io.ep_select((_mbase), (_epnum)) |
41 | ||
5450ac88 TL |
42 | /** |
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 | |
6cc2af6d | 50 | * @busctl_offset: platform specific function to get busctl offset |
5450ac88 TL |
51 | */ |
52 | struct 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); | |
6cc2af6d | 59 | u32 (*busctl_offset)(u8 epnum, u16 offset); |
5450ac88 TL |
60 | }; |
61 | ||
1b40fc57 TL |
62 | /* Do not add new entries here, add them the struct musb_io instead */ |
63 | extern u8 (*musb_readb)(const void __iomem *addr, unsigned offset); | |
64 | extern void (*musb_writeb)(void __iomem *addr, unsigned offset, u8 data); | |
65 | extern u16 (*musb_readw)(const void __iomem *addr, unsigned offset); | |
66 | extern void (*musb_writew)(void __iomem *addr, unsigned offset, u16 data); | |
67 | extern u32 (*musb_readl)(const void __iomem *addr, unsigned offset); | |
68 | extern void (*musb_writel)(void __iomem *addr, unsigned offset, u32 data); | |
2c557a4a | 69 | |
550a7375 | 70 | #endif |