Merge branch 'release' of git://lm-sensors.org/kernel/mhoffman/hwmon-2.6
[linux-2.6] / arch / arm / mach-pxa / pxa2xx.c
1 /*
2  * linux/arch/arm/mach-pxa/pxa2xx.c
3  *
4  * code specific to pxa2xx
5  *
6  * Copyright (C) 2008 Dmitry Baryshkov
7  *
8  * This program is free software; you can redistribute it and/or modify
9  * it under the terms of the GNU General Public License version 2 as
10  * published by the Free Software Foundation.
11  */
12
13 #include <linux/module.h>
14 #include <linux/kernel.h>
15 #include <linux/device.h>
16
17 #include <asm/arch/mfp-pxa2xx.h>
18 #include <asm/arch/mfp-pxa25x.h>
19 #include <asm/arch/irda.h>
20
21 static unsigned long pxa2xx_mfp_fir[] = {
22         GPIO46_FICP_RXD,
23         GPIO47_FICP_TXD,
24 };
25
26 static unsigned long pxa2xx_mfp_sir[] = {
27         GPIO46_STUART_RXD,
28         GPIO47_STUART_TXD,
29 };
30
31 static unsigned long pxa2xx_mfp_off[] = {
32         GPIO46_GPIO | MFP_LPM_DRIVE_LOW,
33         GPIO47_GPIO | MFP_LPM_DRIVE_LOW,
34 };
35
36 void pxa2xx_transceiver_mode(struct device *dev, int mode)
37 {
38         if (mode & IR_OFF) {
39                 pxa2xx_mfp_config(pxa2xx_mfp_off, ARRAY_SIZE(pxa2xx_mfp_off));
40         } else if (mode & IR_SIRMODE) {
41                 pxa2xx_mfp_config(pxa2xx_mfp_sir, ARRAY_SIZE(pxa2xx_mfp_sir));
42         } else if (mode & IR_FIRMODE) {
43                 pxa2xx_mfp_config(pxa2xx_mfp_fir, ARRAY_SIZE(pxa2xx_mfp_fir));
44         } else
45                 BUG();
46 }