Merge branch 'next' of git://git.kernel.org/pub/scm/linux/kernel/git/benh/powerpc
[linux-2.6.git] / arch / arm / plat-mxc / devices / platform-imx-ssi.c
1 /*
2  * Copyright (C) 2010 Pengutronix
3  * Uwe Kleine-Koenig <u.kleine-koenig@pengutronix.de>
4  *
5  * This program is free software; you can redistribute it and/or modify it under
6  * the terms of the GNU General Public License version 2 as published by the
7  * Free Software Foundation.
8  */
9 #include <mach/hardware.h>
10 #include <mach/devices-common.h>
11
12 #define imx_imx_ssi_data_entry(soc, _id, _hwid, _size)                  \
13         [_id] = {                                                       \
14                 .id = _id,                                              \
15                 .iobase = soc ## _SSI ## _hwid ## _BASE_ADDR,           \
16                 .iosize = _size,                                        \
17                 .irq = soc ## _INT_SSI ## _hwid,                        \
18                 .dmatx0 = soc ## _DMA_REQ_SSI ## _hwid ## _TX0,         \
19                 .dmarx0 = soc ## _DMA_REQ_SSI ## _hwid ## _RX0,         \
20                 .dmatx1 = soc ## _DMA_REQ_SSI ## _hwid ## _TX1,         \
21                 .dmarx1 = soc ## _DMA_REQ_SSI ## _hwid ## _RX1,         \
22         }
23
24 #ifdef CONFIG_SOC_IMX21
25 const struct imx_imx_ssi_data imx21_imx_ssi_data[] __initconst = {
26 #define imx21_imx_ssi_data_entry(_id, _hwid)                            \
27         imx_imx_ssi_data_entry(MX21, _id, _hwid, SZ_4K)
28         imx21_imx_ssi_data_entry(0, 1),
29         imx21_imx_ssi_data_entry(1, 2),
30 };
31 #endif /* ifdef CONFIG_SOC_IMX21 */
32
33 #ifdef CONFIG_SOC_IMX25
34 const struct imx_imx_ssi_data imx25_imx_ssi_data[] __initconst = {
35 #define imx25_imx_ssi_data_entry(_id, _hwid)                            \
36         imx_imx_ssi_data_entry(MX25, _id, _hwid, SZ_4K)
37         imx25_imx_ssi_data_entry(0, 1),
38         imx25_imx_ssi_data_entry(1, 2),
39 };
40 #endif /* ifdef CONFIG_SOC_IMX25 */
41
42 #ifdef CONFIG_SOC_IMX27
43 const struct imx_imx_ssi_data imx27_imx_ssi_data[] __initconst = {
44 #define imx27_imx_ssi_data_entry(_id, _hwid)                            \
45         imx_imx_ssi_data_entry(MX27, _id, _hwid, SZ_4K)
46         imx27_imx_ssi_data_entry(0, 1),
47         imx27_imx_ssi_data_entry(1, 2),
48 };
49 #endif /* ifdef CONFIG_SOC_IMX27 */
50
51 #ifdef CONFIG_SOC_IMX31
52 const struct imx_imx_ssi_data imx31_imx_ssi_data[] __initconst = {
53 #define imx31_imx_ssi_data_entry(_id, _hwid)                            \
54         imx_imx_ssi_data_entry(MX31, _id, _hwid, SZ_4K)
55         imx31_imx_ssi_data_entry(0, 1),
56         imx31_imx_ssi_data_entry(1, 2),
57 };
58 #endif /* ifdef CONFIG_SOC_IMX31 */
59
60 #ifdef CONFIG_SOC_IMX35
61 const struct imx_imx_ssi_data imx35_imx_ssi_data[] __initconst = {
62 #define imx35_imx_ssi_data_entry(_id, _hwid)                            \
63         imx_imx_ssi_data_entry(MX35, _id, _hwid, SZ_4K)
64         imx35_imx_ssi_data_entry(0, 1),
65         imx35_imx_ssi_data_entry(1, 2),
66 };
67 #endif /* ifdef CONFIG_SOC_IMX35 */
68
69 #ifdef CONFIG_SOC_IMX51
70 const struct imx_imx_ssi_data imx51_imx_ssi_data[] __initconst = {
71 #define imx51_imx_ssi_data_entry(_id, _hwid)                            \
72         imx_imx_ssi_data_entry(MX51, _id, _hwid, SZ_16K)
73         imx51_imx_ssi_data_entry(0, 1),
74         imx51_imx_ssi_data_entry(1, 2),
75         imx51_imx_ssi_data_entry(2, 3),
76 };
77 #endif /* ifdef CONFIG_SOC_IMX51 */
78
79 struct platform_device *__init imx_add_imx_ssi(
80                 const struct imx_imx_ssi_data *data,
81                 const struct imx_ssi_platform_data *pdata)
82 {
83         struct resource res[] = {
84                 {
85                         .start = data->iobase,
86                         .end = data->iobase + data->iosize - 1,
87                         .flags = IORESOURCE_MEM,
88                 }, {
89                         .start = data->irq,
90                         .end = data->irq,
91                         .flags = IORESOURCE_IRQ,
92                 },
93 #define DMARES(_name) {                                                 \
94         .name = #_name,                                                 \
95         .start = data->dma ## _name,                                    \
96         .end = data->dma ## _name,                                      \
97         .flags = IORESOURCE_DMA,                                        \
98 }
99                 DMARES(tx0),
100                 DMARES(rx0),
101                 DMARES(tx1),
102                 DMARES(rx1),
103         };
104
105         return imx_add_platform_device("imx-ssi", data->id,
106                         res, ARRAY_SIZE(res),
107                         pdata, sizeof(*pdata));
108 }