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1/***************************************************************************
2 * __________ __ ___.
3 * Open \______ \ ____ ____ | | _\_ |__ _______ ___
4 * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
5 * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
6 * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
7 * \/ \/ \/ \/ \/
8 * $Id: ascodec-target.h 26116 2010-05-17 20:53:25Z funman $
9 *
10 * Module wrapper for AS3543 audio codec, using /dev/afe (afe.ko) of Samsung YP-R0
11 *
12 * Copyright (c) 2011 Lorenzo Miori
13 *
14 * This program is free software; you can redistribute it and/or
15 * modify it under the terms of the GNU General Public License
16 * as published by the Free Software Foundation; either version 2
17 * of the License, or (at your option) any later version.
18 *
19 * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
20 * KIND, either express or implied.
21 *
22 ****************************************************************************/
23
24#ifndef _ASCODEC_TARGET_H
25#define _ASCODEC_TARGET_H
26
27#include "as3514.h"
28#include "kernel.h"
29#include "adc.h"
30#include "ascodec.h"
31
32int ascodec_init(void);
33void ascodec_close(void);
34int ascodec_write(unsigned int reg, unsigned int value);
35int ascodec_read(unsigned int reg);
36void ascodec_write_pmu(unsigned int index, unsigned int subreg, unsigned int value);
37int ascodec_read_pmu(unsigned int index, unsigned int subreg);
38int ascodec_readbytes(unsigned int index, unsigned int len, unsigned char *data);
39unsigned short adc_read(int channel);
40void ascodec_lock(void);
41void ascodec_unlock(void);
42
43static inline bool ascodec_chg_status(void)
44{
45 return ascodec_read(AS3514_IRQ_ENRD0) & CHG_STATUS;
46}
47
48static inline bool ascodec_endofch(void)
49{
50 return ascodec_read(AS3514_IRQ_ENRD0) & CHG_ENDOFCH;
51}
52
53static inline void ascodec_monitor_endofch(void)
54{
55 ascodec_write(AS3514_IRQ_ENRD0, IRQ_ENDOFCH);
56}
57
58static inline void ascodec_wait_adc_finished(void)
59{
60 /*
61 * FIXME: not implemented
62 *
63 * If irqs are not available on the target platform,
64 * this should be most likely implemented by polling
65 * AS3514_IRQ_ENRD2 in the same way powermgmt-ascodec.c
66 * is polling IRQ_ENDOFCH.
67 */
68}
69
70static inline void ascodec_write_charger(int value)
71{
72 ascodec_write_pmu(AS3543_CHARGER, 1, value);
73}
74
75static inline int ascodec_read_charger(void)
76{
77 return ascodec_read_pmu(AS3543_CHARGER, 1);
78}
79
80#endif /* !_ASCODEC_TARGET_H */