diff options
Diffstat (limited to 'drivers/i2c/busses/i2c-frodo.c')
-rw-r--r-- | drivers/i2c/busses/i2c-frodo.c | 85 |
1 files changed, 0 insertions, 85 deletions
diff --git a/drivers/i2c/busses/i2c-frodo.c b/drivers/i2c/busses/i2c-frodo.c deleted file mode 100644 index b6f52f5a4138..000000000000 --- a/drivers/i2c/busses/i2c-frodo.c +++ /dev/null | |||
@@ -1,85 +0,0 @@ | |||
1 | |||
2 | /* | ||
3 | * linux/drivers/i2c/i2c-frodo.c | ||
4 | * | ||
5 | * Author: Abraham van der Merwe <abraham@2d3d.co.za> | ||
6 | * | ||
7 | * An I2C adapter driver for the 2d3D, Inc. StrongARM SA-1110 | ||
8 | * Development board (Frodo). | ||
9 | * | ||
10 | * This source code is free software; you can redistribute it and/or | ||
11 | * modify it under the terms of the GNU General Public License | ||
12 | * version 2 as published by the Free Software Foundation. | ||
13 | */ | ||
14 | |||
15 | #include <linux/module.h> | ||
16 | #include <linux/kernel.h> | ||
17 | #include <linux/init.h> | ||
18 | #include <linux/delay.h> | ||
19 | #include <linux/i2c.h> | ||
20 | #include <linux/i2c-algo-bit.h> | ||
21 | #include <asm/hardware.h> | ||
22 | |||
23 | |||
24 | static void frodo_setsda (void *data,int state) | ||
25 | { | ||
26 | if (state) | ||
27 | FRODO_CPLD_I2C |= FRODO_I2C_SDA_OUT; | ||
28 | else | ||
29 | FRODO_CPLD_I2C &= ~FRODO_I2C_SDA_OUT; | ||
30 | } | ||
31 | |||
32 | static void frodo_setscl (void *data,int state) | ||
33 | { | ||
34 | if (state) | ||
35 | FRODO_CPLD_I2C |= FRODO_I2C_SCL_OUT; | ||
36 | else | ||
37 | FRODO_CPLD_I2C &= ~FRODO_I2C_SCL_OUT; | ||
38 | } | ||
39 | |||
40 | static int frodo_getsda (void *data) | ||
41 | { | ||
42 | return ((FRODO_CPLD_I2C & FRODO_I2C_SDA_IN) != 0); | ||
43 | } | ||
44 | |||
45 | static int frodo_getscl (void *data) | ||
46 | { | ||
47 | return ((FRODO_CPLD_I2C & FRODO_I2C_SCL_IN) != 0); | ||
48 | } | ||
49 | |||
50 | static struct i2c_algo_bit_data bit_frodo_data = { | ||
51 | .setsda = frodo_setsda, | ||
52 | .setscl = frodo_setscl, | ||
53 | .getsda = frodo_getsda, | ||
54 | .getscl = frodo_getscl, | ||
55 | .udelay = 80, | ||
56 | .mdelay = 80, | ||
57 | .timeout = HZ | ||
58 | }; | ||
59 | |||
60 | static struct i2c_adapter frodo_ops = { | ||
61 | .owner = THIS_MODULE, | ||
62 | .id = I2C_HW_B_FRODO, | ||
63 | .algo_data = &bit_frodo_data, | ||
64 | .dev = { | ||
65 | .name = "Frodo adapter driver", | ||
66 | }, | ||
67 | }; | ||
68 | |||
69 | static int __init i2c_frodo_init (void) | ||
70 | { | ||
71 | return i2c_bit_add_bus(&frodo_ops); | ||
72 | } | ||
73 | |||
74 | static void __exit i2c_frodo_exit (void) | ||
75 | { | ||
76 | i2c_bit_del_bus(&frodo_ops); | ||
77 | } | ||
78 | |||
79 | MODULE_AUTHOR ("Abraham van der Merwe <abraham@2d3d.co.za>"); | ||
80 | MODULE_DESCRIPTION ("I2C-Bus adapter routines for Frodo"); | ||
81 | MODULE_LICENSE ("GPL"); | ||
82 | |||
83 | module_init (i2c_frodo_init); | ||
84 | module_exit (i2c_frodo_exit); | ||
85 | |||