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918dbcba DB |
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 | } |