1 // SPDX-License-Identifier: GPL-2.0-only
2 /*
3 * Copyright (C) 2010 Pengutronix
4 * Uwe Kleine-Koenig <u.kleine-koenig@pengutronix.de>
5 */
6 #include <linux/sizes.h>
7
8 #include "../hardware.h"
9 #include "devices-common.h"
10
11 #define imx_imx2_wdt_data_entry_single(soc, _id, _hwid, _size) \
12 { \
13 .id = _id, \
14 .iobase = soc ## _WDOG ## _hwid ## _BASE_ADDR, \
15 .iosize = _size, \
16 }
17 #define imx_imx2_wdt_data_entry(soc, _id, _hwid, _size) \
18 [_id] = imx_imx2_wdt_data_entry_single(soc, _id, _hwid, _size)
19
20 #ifdef CONFIG_SOC_IMX21
21 const struct imx_imx2_wdt_data imx21_imx2_wdt_data __initconst =
22 imx_imx2_wdt_data_entry_single(MX21, 0, , SZ_4K);
23 #endif /* ifdef CONFIG_SOC_IMX21 */
24
25 #ifdef CONFIG_SOC_IMX27
26 const struct imx_imx2_wdt_data imx27_imx2_wdt_data __initconst =
27 imx_imx2_wdt_data_entry_single(MX27, 0, , SZ_4K);
28 #endif /* ifdef CONFIG_SOC_IMX27 */
29
30 #ifdef CONFIG_SOC_IMX31
31 const struct imx_imx2_wdt_data imx31_imx2_wdt_data __initconst =
32 imx_imx2_wdt_data_entry_single(MX31, 0, , SZ_16K);
33 #endif /* ifdef CONFIG_SOC_IMX31 */
34
35 #ifdef CONFIG_SOC_IMX35
36 const struct imx_imx2_wdt_data imx35_imx2_wdt_data __initconst =
37 imx_imx2_wdt_data_entry_single(MX35, 0, , SZ_16K);
38 #endif /* ifdef CONFIG_SOC_IMX35 */
39
imx_add_imx2_wdt(const struct imx_imx2_wdt_data * data)40 struct platform_device *__init imx_add_imx2_wdt(
41 const struct imx_imx2_wdt_data *data)
42 {
43 struct resource res[] = {
44 {
45 .start = data->iobase,
46 .end = data->iobase + data->iosize - 1,
47 .flags = IORESOURCE_MEM,
48 },
49 };
50 return imx_add_platform_device("imx2-wdt", data->id,
51 res, ARRAY_SIZE(res), NULL, 0);
52 }
53
