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/dma-mapping.h>
7
8 #include "../hardware.h"
9 #include "devices-common.h"
10
11 #define imx_mxc_mmc_data_entry_single(soc, _devid, _id, _hwid, _size) \
12 { \
13 .devid = _devid, \
14 .id = _id, \
15 .iobase = soc ## _SDHC ## _hwid ## _BASE_ADDR, \
16 .iosize = _size, \
17 .irq = soc ## _INT_SDHC ## _hwid, \
18 .dmareq = soc ## _DMA_REQ_SDHC ## _hwid, \
19 }
20 #define imx_mxc_mmc_data_entry(soc, _devid, _id, _hwid, _size) \
21 [_id] = imx_mxc_mmc_data_entry_single(soc, _devid, _id, _hwid, _size)
22
23 #ifdef CONFIG_SOC_IMX21
24 const struct imx_mxc_mmc_data imx21_mxc_mmc_data[] __initconst = {
25 #define imx21_mxc_mmc_data_entry(_id, _hwid) \
26 imx_mxc_mmc_data_entry(MX21, "imx21-mmc", _id, _hwid, SZ_4K)
27 imx21_mxc_mmc_data_entry(0, 1),
28 imx21_mxc_mmc_data_entry(1, 2),
29 };
30 #endif /* ifdef CONFIG_SOC_IMX21 */
31
32 #ifdef CONFIG_SOC_IMX27
33 const struct imx_mxc_mmc_data imx27_mxc_mmc_data[] __initconst = {
34 #define imx27_mxc_mmc_data_entry(_id, _hwid) \
35 imx_mxc_mmc_data_entry(MX27, "imx21-mmc", _id, _hwid, SZ_4K)
36 imx27_mxc_mmc_data_entry(0, 1),
37 imx27_mxc_mmc_data_entry(1, 2),
38 };
39 #endif /* ifdef CONFIG_SOC_IMX27 */
40
41 #ifdef CONFIG_SOC_IMX31
42 const struct imx_mxc_mmc_data imx31_mxc_mmc_data[] __initconst = {
43 #define imx31_mxc_mmc_data_entry(_id, _hwid) \
44 imx_mxc_mmc_data_entry(MX31, "imx31-mmc", _id, _hwid, SZ_16K)
45 imx31_mxc_mmc_data_entry(0, 1),
46 imx31_mxc_mmc_data_entry(1, 2),
47 };
48 #endif /* ifdef CONFIG_SOC_IMX31 */
49
imx_add_mxc_mmc(const struct imx_mxc_mmc_data * data,const struct imxmmc_platform_data * pdata)50 struct platform_device *__init imx_add_mxc_mmc(
51 const struct imx_mxc_mmc_data *data,
52 const struct imxmmc_platform_data *pdata)
53 {
54 struct resource res[] = {
55 {
56 .start = data->iobase,
57 .end = data->iobase + data->iosize - 1,
58 .flags = IORESOURCE_MEM,
59 }, {
60 .start = data->irq,
61 .end = data->irq,
62 .flags = IORESOURCE_IRQ,
63 }, {
64 .start = data->dmareq,
65 .end = data->dmareq,
66 .flags = IORESOURCE_DMA,
67 },
68 };
69 return imx_add_platform_device_dmamask(data->devid, data->id,
70 res, ARRAY_SIZE(res),
71 pdata, sizeof(*pdata), DMA_BIT_MASK(32));
72 }
73