arch/arm/mach-omap2/mux.c

   1 /*
   2  * linux/arch/arm/mach-omap2/mux.c
   3  *
   4  * OMAP1 pin multiplexing configurations
   5  *
   6  * Copyright (C) 2003 - 2005 Nokia Corporation
   7  *
   8  * Written by Tony Lindgren <tony.lindgren@nokia.com>
   9  *
  10  * This program is free software; you can redistribute it and/or modify
  11  * it under the terms of the GNU General Public License as published by
  12  * the Free Software Foundation; either version 2 of the License, or
  13  * (at your option) any later version.
  14  *
  15  * This program is distributed in the hope that it will be useful,
  16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  18  * GNU General Public License for more details.
  19  *
  20  * You should have received a copy of the GNU General Public License
  21  * along with this program; if not, write to the Free Software
  22  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
  23  *
  24  */
  25 #include <linux/config.h>
  26 #include <linux/module.h>
  27 #include <linux/init.h>
  28 #include <asm/system.h>
  29 #include <asm/io.h>
  30 #include <linux/spinlock.h>
  31
  32 #include <asm/arch/mux.h>
  33
  34 #ifdef CONFIG_OMAP_MUX
  35
  36 /* NOTE: See mux.h for the enumeration */
  37
  38 struct pin_config __initdata_or_module omap24xx_pins[] = {
  39 /*
  40  *      description                     mux     mux     pull    pull    debug
  41  *                                      offset  mode    ena     type
  42  */
  43
  44 /* 24xx I2C */
  45 MUX_CFG_24XX("M19_24XX_I2C1_SCL",       0x111,  0,      0,      0,      1)
  46 MUX_CFG_24XX("L15_24XX_I2C1_SDA",       0x112,  0,      0,      0,      1)
  47 MUX_CFG_24XX("J15_24XX_I2C2_SCL",       0x113,  0,      0,      0,      1)
  48 MUX_CFG_24XX("H19_24XX_I2C2_SDA",       0x114,  0,      0,      0,      1)
  49
  50 /* Menelaus interrupt */
  51 MUX_CFG_24XX("W19_24XX_SYS_NIRQ",       0x12c,  0,      1,      1,      1)
  52
  53 /* 24xx GPIO */
  54 MUX_CFG_24XX("Y20_24XX_GPIO60",         0x12c,  3,      0,      0,      1)
  55 MUX_CFG_24XX("M15_24XX_GPIO92",         0x10a,  3,      0,      0,      1)
  56
  57 };
  58
  59 int __init omap2_mux_init(void)
  60 {
  61         omap_mux_register(omap24xx_pins, ARRAY_SIZE(omap24xx_pins));
  62         return 0;
  63 }
  64
  65 #endif