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 <asm/sizes.h>
10 #include <mach/hardware.h>
11 #include <mach/devices-common.h>
12
13 #define imx_imx2_wdt_data_entry_single(soc, _id, _hwid, _size) \
14 { \
15 .id = _id, \
16 .iobase = soc ## _WDOG ## _hwid ## _BASE_ADDR, \
17 .iosize = _size, \
18 }
19 #define imx_imx2_wdt_data_entry(soc, _id, _hwid, _size) \
20 [_id] = imx_imx2_wdt_data_entry_single(soc, _id, _hwid, _size)
21
22 #ifdef CONFIG_SOC_IMX21
23 const struct imx_imx2_wdt_data imx21_imx2_wdt_data __initconst =
24 imx_imx2_wdt_data_entry_single(MX21, 0, , SZ_4K);
25 #endif /* ifdef CONFIG_SOC_IMX21 */
26
27 #ifdef CONFIG_SOC_IMX25
28 const struct imx_imx2_wdt_data imx25_imx2_wdt_data __initconst =
29 imx_imx2_wdt_data_entry_single(MX25, 0, , SZ_16K);
30 #endif /* ifdef CONFIG_SOC_IMX25 */
31
32 #ifdef CONFIG_SOC_IMX27
33 const struct imx_imx2_wdt_data imx27_imx2_wdt_data __initconst =
34 imx_imx2_wdt_data_entry_single(MX27, 0, , SZ_4K);
35 #endif /* ifdef CONFIG_SOC_IMX27 */
36
37 #ifdef CONFIG_SOC_IMX31
38 const struct imx_imx2_wdt_data imx31_imx2_wdt_data __initconst =
39 imx_imx2_wdt_data_entry_single(MX31, 0, , SZ_16K);
40 #endif /* ifdef CONFIG_SOC_IMX31 */
41
42 #ifdef CONFIG_SOC_IMX35
43 const struct imx_imx2_wdt_data imx35_imx2_wdt_data __initconst =
44 imx_imx2_wdt_data_entry_single(MX35, 0, , SZ_16K);
45 #endif /* ifdef CONFIG_SOC_IMX35 */
46
47 #ifdef CONFIG_SOC_IMX51
48 const struct imx_imx2_wdt_data imx51_imx2_wdt_data[] __initconst = {
49 #define imx51_imx2_wdt_data_entry(_id, _hwid) \
50 imx_imx2_wdt_data_entry(MX51, _id, _hwid, SZ_16K)
51 imx51_imx2_wdt_data_entry(0, 1),
52 imx51_imx2_wdt_data_entry(1, 2),
53 };
54 #endif /* ifdef CONFIG_SOC_IMX51 */
55
56 #ifdef CONFIG_SOC_IMX53
57 const struct imx_imx2_wdt_data imx53_imx2_wdt_data[] __initconst = {
58 #define imx53_imx2_wdt_data_entry(_id, _hwid) \
59 imx_imx2_wdt_data_entry(MX53, _id, _hwid, SZ_16K)
60 imx53_imx2_wdt_data_entry(0, 1),
61 imx53_imx2_wdt_data_entry(1, 2),
62 };
63 #endif /* ifdef CONFIG_SOC_IMX53 */
64
imx_add_imx2_wdt(const struct imx_imx2_wdt_data * data)65 struct platform_device *__init imx_add_imx2_wdt(
66 const struct imx_imx2_wdt_data *data)
67 {
68 struct resource res[] = {
69 {
70 .start = data->iobase,
71 .end = data->iobase + data->iosize - 1,
72 .flags = IORESOURCE_MEM,
73 },
74 };
75 return imx_add_platform_device("imx2-wdt", data->id,
76 res, ARRAY_SIZE(res), NULL, 0);
77 }
78