1 /*
2 * arch/arm/plat-omap/include/mach/common.h
3 *
4 * Header for code common to all OMAP machines.
5 *
6 * This program is free software; you can redistribute it and/or modify it
7 * under the terms of the GNU General Public License as published by the
8 * Free Software Foundation; either version 2 of the License, or (at your
9 * option) any later version.
10 *
11 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
12 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
13 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
14 * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
15 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
16 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
17 * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
18 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
19 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
20 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
21 *
22 * You should have received a copy of the GNU General Public License along
23 * with this program; if not, write to the Free Software Foundation, Inc.,
24 * 675 Mass Ave, Cambridge, MA 02139, USA.
25 */
26
27 #ifndef __ARCH_ARM_MACH_OMAP_COMMON_H
28 #define __ARCH_ARM_MACH_OMAP_COMMON_H
29
30 #include <linux/i2c.h>
31
32 struct sys_timer;
33
34 extern void omap_map_common_io(void);
35 extern struct sys_timer omap_timer;
36 extern void omap_serial_init(void);
37 extern void omap_serial_enable_clocks(int enable);
38 #if defined(CONFIG_I2C_OMAP) || defined(CONFIG_I2C_OMAP_MODULE)
39 extern int omap_register_i2c_bus(int bus_id, u32 clkrate,
40 struct i2c_board_info const *info,
41 unsigned len);
42 #else
omap_register_i2c_bus(int bus_id,u32 clkrate,struct i2c_board_info const * info,unsigned len)43 static inline int omap_register_i2c_bus(int bus_id, u32 clkrate,
44 struct i2c_board_info const *info,
45 unsigned len)
46 {
47 return 0;
48 }
49 #endif
50
51 /* IO bases for various OMAP processors */
52 struct omap_globals {
53 u32 class; /* OMAP class to detect */
54 void __iomem *tap; /* Control module ID code */
55 void __iomem *sdrc; /* SDRAM Controller */
56 void __iomem *sms; /* SDRAM Memory Scheduler */
57 void __iomem *ctrl; /* System Control Module */
58 void __iomem *prm; /* Power and Reset Management */
59 void __iomem *cm; /* Clock Management */
60 };
61
62 void omap2_set_globals_242x(void);
63 void omap2_set_globals_243x(void);
64 void omap2_set_globals_343x(void);
65
66 /* These get called from omap2_set_globals_xxxx(), do not call these */
67 void omap2_set_globals_tap(struct omap_globals *);
68 void omap2_set_globals_memory(struct omap_globals *);
69 void omap2_set_globals_control(struct omap_globals *);
70 void omap2_set_globals_prcm(struct omap_globals *);
71
72 #endif /* __ARCH_ARM_MACH_OMAP_COMMON_H */
73