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 <linux/dma-mapping.h>
10
11 #include "../hardware.h"
12 #include "devices-common.h"
13
14 #define imx_mxc_mmc_data_entry_single(soc, _devid, _id, _hwid, _size) \
15 { \
16 .devid = _devid, \
17 .id = _id, \
18 .iobase = soc ## _SDHC ## _hwid ## _BASE_ADDR, \
19 .iosize = _size, \
20 .irq = soc ## _INT_SDHC ## _hwid, \
21 .dmareq = soc ## _DMA_REQ_SDHC ## _hwid, \
22 }
23 #define imx_mxc_mmc_data_entry(soc, _devid, _id, _hwid, _size) \
24 [_id] = imx_mxc_mmc_data_entry_single(soc, _devid, _id, _hwid, _size)
25
26 #ifdef CONFIG_SOC_IMX21
27 const struct imx_mxc_mmc_data imx21_mxc_mmc_data[] __initconst = {
28 #define imx21_mxc_mmc_data_entry(_id, _hwid) \
29 imx_mxc_mmc_data_entry(MX21, "imx21-mmc", _id, _hwid, SZ_4K)
30 imx21_mxc_mmc_data_entry(0, 1),
31 imx21_mxc_mmc_data_entry(1, 2),
32 };
33 #endif /* ifdef CONFIG_SOC_IMX21 */
34
35 #ifdef CONFIG_SOC_IMX27
36 const struct imx_mxc_mmc_data imx27_mxc_mmc_data[] __initconst = {
37 #define imx27_mxc_mmc_data_entry(_id, _hwid) \
38 imx_mxc_mmc_data_entry(MX27, "imx21-mmc", _id, _hwid, SZ_4K)
39 imx27_mxc_mmc_data_entry(0, 1),
40 imx27_mxc_mmc_data_entry(1, 2),
41 };
42 #endif /* ifdef CONFIG_SOC_IMX27 */
43
44 #ifdef CONFIG_SOC_IMX31
45 const struct imx_mxc_mmc_data imx31_mxc_mmc_data[] __initconst = {
46 #define imx31_mxc_mmc_data_entry(_id, _hwid) \
47 imx_mxc_mmc_data_entry(MX31, "imx31-mmc", _id, _hwid, SZ_16K)
48 imx31_mxc_mmc_data_entry(0, 1),
49 imx31_mxc_mmc_data_entry(1, 2),
50 };
51 #endif /* ifdef CONFIG_SOC_IMX31 */
52
imx_add_mxc_mmc(const struct imx_mxc_mmc_data * data,const struct imxmmc_platform_data * pdata)53 struct platform_device *__init imx_add_mxc_mmc(
54 const struct imx_mxc_mmc_data *data,
55 const struct imxmmc_platform_data *pdata)
56 {
57 struct resource res[] = {
58 {
59 .start = data->iobase,
60 .end = data->iobase + data->iosize - 1,
61 .flags = IORESOURCE_MEM,
62 }, {
63 .start = data->irq,
64 .end = data->irq,
65 .flags = IORESOURCE_IRQ,
66 }, {
67 .start = data->dmareq,
68 .end = data->dmareq,
69 .flags = IORESOURCE_DMA,
70 },
71 };
72 return imx_add_platform_device_dmamask(data->devid, data->id,
73 res, ARRAY_SIZE(res),
74 pdata, sizeof(*pdata), DMA_BIT_MASK(32));
75 }
76