imxspivar.h revision 1.1.4.2 1 1.1.4.2 rmind /* $NetBSD: imxspivar.h,v 1.1.4.2 2014/05/18 17:44:58 rmind Exp $ */
2 1.1.4.2 rmind
3 1.1.4.2 rmind /*
4 1.1.4.2 rmind * Copyright (c) 2014 Genetec Corporation. All rights reserved.
5 1.1.4.2 rmind * Written by Hashimoto Kenichi for Genetec Corporation.
6 1.1.4.2 rmind *
7 1.1.4.2 rmind * Redistribution and use in source and binary forms, with or without
8 1.1.4.2 rmind * modification, are permitted provided that the following conditions
9 1.1.4.2 rmind * are met:
10 1.1.4.2 rmind * 1. Redistributions of source code must retain the above copyright
11 1.1.4.2 rmind * notice, this list of conditions and the following disclaimer.
12 1.1.4.2 rmind * 2. Redistributions in binary form must reproduce the above copyright
13 1.1.4.2 rmind * notice, this list of conditions and the following disclaimer in the
14 1.1.4.2 rmind * documentation and/or other materials provided with the distribution.
15 1.1.4.2 rmind *
16 1.1.4.2 rmind * THIS SOFTWARE IS PROVIDED BY GENETEC CORPORATION ``AS IS'' AND
17 1.1.4.2 rmind * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
18 1.1.4.2 rmind * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
19 1.1.4.2 rmind * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GENETEC CORPORATION
20 1.1.4.2 rmind * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
21 1.1.4.2 rmind * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
22 1.1.4.2 rmind * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
23 1.1.4.2 rmind * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
24 1.1.4.2 rmind * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
25 1.1.4.2 rmind * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
26 1.1.4.2 rmind * POSSIBILITY OF SUCH DAMAGE.
27 1.1.4.2 rmind */
28 1.1.4.2 rmind
29 1.1.4.2 rmind #ifndef _ARM_IMX_IMXSPIVAR_H_
30 1.1.4.2 rmind #define _ARM_IMX_IMXSPIVAR_H_
31 1.1.4.2 rmind
32 1.1.4.2 rmind #include <dev/spi/spivar.h>
33 1.1.4.2 rmind
34 1.1.4.2 rmind typedef struct spi_chipset_tag {
35 1.1.4.2 rmind void *cookie;
36 1.1.4.2 rmind
37 1.1.4.2 rmind int (*spi_cs_enable)(void *, int);
38 1.1.4.2 rmind int (*spi_cs_disable)(void *, int);
39 1.1.4.2 rmind } *spi_chipset_tag_t;
40 1.1.4.2 rmind
41 1.1.4.2 rmind struct imxspi_attach_args {
42 1.1.4.2 rmind bus_space_tag_t saa_iot;
43 1.1.4.2 rmind bus_addr_t saa_addr;
44 1.1.4.2 rmind bus_size_t saa_size;
45 1.1.4.2 rmind int saa_irq;
46 1.1.4.2 rmind
47 1.1.4.2 rmind spi_chipset_tag_t saa_tag;
48 1.1.4.2 rmind int saa_nslaves;
49 1.1.4.2 rmind unsigned long saa_freq;
50 1.1.4.2 rmind
51 1.1.4.2 rmind int saa_enhanced;
52 1.1.4.2 rmind };
53 1.1.4.2 rmind
54 1.1.4.2 rmind struct imxspi_softc {
55 1.1.4.2 rmind device_t sc_dev;
56 1.1.4.2 rmind bus_space_tag_t sc_iot;
57 1.1.4.2 rmind bus_space_handle_t sc_ioh;
58 1.1.4.2 rmind spi_chipset_tag_t sc_tag;
59 1.1.4.2 rmind
60 1.1.4.2 rmind struct spi_controller sc_spi;
61 1.1.4.2 rmind unsigned long sc_freq;
62 1.1.4.2 rmind struct spi_chunk *sc_wchunk;
63 1.1.4.2 rmind struct spi_chunk *sc_rchunk;
64 1.1.4.2 rmind void *sc_ih;
65 1.1.4.2 rmind struct spi_transfer *sc_transfer;
66 1.1.4.2 rmind bool sc_running;
67 1.1.4.2 rmind SIMPLEQ_HEAD(,spi_transfer) sc_q;
68 1.1.4.2 rmind
69 1.1.4.2 rmind int sc_enhanced;
70 1.1.4.2 rmind };
71 1.1.4.2 rmind
72 1.1.4.2 rmind int imxspi_attach_common(device_t, struct imxspi_softc *, void *);
73 1.1.4.2 rmind
74 1.1.4.2 rmind /*
75 1.1.4.2 rmind * defined in machine dependent code
76 1.1.4.2 rmind */
77 1.1.4.2 rmind int imxspi_match(device_t, cfdata_t, void *);
78 1.1.4.2 rmind void imxspi_attach(device_t, device_t, void *);
79 1.1.4.2 rmind
80 1.1.4.2 rmind #endif /* _ARM_IMX_IMXSPIVAR_H_ */
81