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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/cpu.h> | |
23 | #include <plat/i2c.h> | |
b63128e8 TL |
24 | |
25 | #include "mux.h" | |
26 | ||
9833eff3 | 27 | void __init omap2_i2c_mux_pins(int bus_id) |
b63128e8 | 28 | { |
f99bf16d | 29 | char mux_name[sizeof("i2c2_scl.i2c2_scl")]; |
b63128e8 TL |
30 | |
31 | /* First I2C bus is not muxable */ | |
f99bf16d TL |
32 | if (bus_id == 1) |
33 | return; | |
b63128e8 | 34 | |
f99bf16d TL |
35 | sprintf(mux_name, "i2c%i_scl.i2c%i_scl", bus_id, bus_id); |
36 | omap_mux_init_signal(mux_name, OMAP_PIN_INPUT); | |
37 | sprintf(mux_name, "i2c%i_sda.i2c%i_sda", bus_id, bus_id); | |
38 | omap_mux_init_signal(mux_name, OMAP_PIN_INPUT); | |
b63128e8 | 39 | } |