arch/arm/plat-omap/include/mach/common.h

   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 #ifdef CONFIG_I2C_OMAP
  38 extern int omap_register_i2c_bus(int bus_id, u32 clkrate,
  39                                  struct i2c_board_info const *info,
  40                                  unsigned len);
  41 #else
  42 static inline int omap_register_i2c_bus(int bus_id, u32 clkrate,
  43                                  struct i2c_board_info const *info,
  44                                  unsigned len)
  45 {
  46         return 0;
  47 }
  48 #endif
  49
  50 /* IO bases for various OMAP processors */
  51 struct omap_globals {
  52         void __iomem    *tap;           /* Control module ID code */
  53         void __iomem    *sdrc;          /* SDRAM Controller */
  54         void __iomem    *sms;           /* SDRAM Memory Scheduler */
  55         void __iomem    *ctrl;          /* System Control Module */
  56         void __iomem    *prm;           /* Power and Reset Management */
  57         void __iomem    *cm;            /* Clock Management */
  58 };
  59
  60 void omap2_set_globals_242x(void);
  61 void omap2_set_globals_243x(void);
  62 void omap2_set_globals_343x(void);
  63
  64 /* These get called from omap2_set_globals_xxxx(), do not call these */
  65 void omap2_set_globals_memory(struct omap_globals *);
  66 void omap2_set_globals_control(struct omap_globals *);
  67 void omap2_set_globals_prcm(struct omap_globals *);
  68
  69 #endif /* __ARCH_ARM_MACH_OMAP_COMMON_H */