1 /*
2 * Copyright (C) 2010 Pengutronix
3 * Sascha Hauer <s.hauer@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 <linux/dma-mapping.h>
10 #include <asm/sizes.h>
11 #include <mach/mx23.h>
12 #include <mach/mx28.h>
13 #include <mach/devices-common.h>
14
15 #define mxs_auart_data_entry_single(soc, _id, hwid) \
16 { \
17 .id = _id, \
18 .iobase = soc ## _AUART ## hwid ## _BASE_ADDR, \
19 .irq = soc ## _INT_AUART ## hwid, \
20 }
21
22 #define mxs_auart_data_entry(soc, _id, hwid) \
23 [_id] = mxs_auart_data_entry_single(soc, _id, hwid)
24
25 #ifdef CONFIG_SOC_IMX23
26 const struct mxs_auart_data mx23_auart_data[] __initconst = {
27 #define mx23_auart_data_entry(_id, hwid) \
28 mxs_auart_data_entry(MX23, _id, hwid)
29 mx23_auart_data_entry(0, 1),
30 mx23_auart_data_entry(1, 2),
31 };
32 #endif
33
34 #ifdef CONFIG_SOC_IMX28
35 const struct mxs_auart_data mx28_auart_data[] __initconst = {
36 #define mx28_auart_data_entry(_id) \
37 mxs_auart_data_entry(MX28, _id, _id)
38 mx28_auart_data_entry(0),
39 mx28_auart_data_entry(1),
40 mx28_auart_data_entry(2),
41 mx28_auart_data_entry(3),
42 mx28_auart_data_entry(4),
43 };
44 #endif
45
mxs_add_auart(const struct mxs_auart_data * data)46 struct platform_device *__init mxs_add_auart(
47 const struct mxs_auart_data *data)
48 {
49 struct resource res[] = {
50 {
51 .start = data->iobase,
52 .end = data->iobase + SZ_8K - 1,
53 .flags = IORESOURCE_MEM,
54 }, {
55 .start = data->irq,
56 .end = data->irq,
57 .flags = IORESOURCE_IRQ,
58 },
59 };
60
61 return mxs_add_platform_device_dmamask("mxs-auart", data->id,
62 res, ARRAY_SIZE(res), NULL, 0,
63 DMA_BIT_MASK(32));
64 }
65
66