xref: /openbmc/linux/arch/arm/mach-omap1/i2c.c (revision a09d2831)
1 /*
2  * Helper module for board specific I2C bus registration
3  *
4  * Copyright (C) 2009 Nokia Corporation.
5  *
6  * This program is free software; you can redistribute it and/or
7  * modify it under the terms of the GNU General Public License
8  * version 2 as published by the Free Software Foundation.
9  *
10  * This program is distributed in the hope that it will be useful, but
11  * WITHOUT ANY WARRANTY; without even the implied warranty of
12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
13  * General Public License for more details.
14  *
15  * You should have received a copy of the GNU General Public License
16  * along with this program; if not, write to the Free Software
17  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
18  * 02110-1301 USA
19  *
20  */
21 
22 #include <plat/i2c.h>
23 #include <plat/mux.h>
24 #include <plat/cpu.h>
25 
26 int __init omap_register_i2c_bus(int bus_id, u32 clkrate,
27 			  struct i2c_board_info const *info,
28 			  unsigned len)
29 {
30 	if (cpu_is_omap7xx()) {
31 		omap_cfg_reg(I2C_7XX_SDA);
32 		omap_cfg_reg(I2C_7XX_SCL);
33 	} else {
34 		omap_cfg_reg(I2C_SDA);
35 		omap_cfg_reg(I2C_SCL);
36 	}
37 
38 	return omap_plat_register_i2c_bus(bus_id, clkrate, info, len);
39 }
40