2 * Helper module for board specific I2C bus registration
4 * Copyright (C) 2009 Nokia Corporation.
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.
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.
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
28 int __init
omap_register_i2c_bus(int bus_id
, u32 clkrate
,
29 struct i2c_board_info
const *info
,
32 if (cpu_is_omap24xx()) {
33 const int omap24xx_pins
[][2] = {
34 { M19_24XX_I2C1_SCL
, L15_24XX_I2C1_SDA
},
35 { J15_24XX_I2C2_SCL
, H19_24XX_I2C2_SDA
},
39 scl
= omap24xx_pins
[bus_id
- 1][0];
40 sda
= omap24xx_pins
[bus_id
- 1][1];
45 /* First I2C bus is not muxable */
46 if (cpu_is_omap34xx() && bus_id
> 1) {
47 char mux_name
[sizeof("i2c2_scl.i2c2_scl")];
49 sprintf(mux_name
, "i2c%i_scl.i2c%i_scl", bus_id
, bus_id
);
50 omap_mux_init_signal(mux_name
, OMAP_PIN_INPUT
);
51 sprintf(mux_name
, "i2c%i_sda.i2c%i_sda", bus_id
, bus_id
);
52 omap_mux_init_signal(mux_name
, OMAP_PIN_INPUT
);
55 return omap_plat_register_i2c_bus(bus_id
, clkrate
, info
, len
);
This page took 0.030792 seconds and 5 git commands to generate.