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-rw-r--r--arch/arm/plat-samsung/dev-hsmmc3.c77
1 files changed, 77 insertions, 0 deletions
diff --git a/arch/arm/plat-samsung/dev-hsmmc3.c b/arch/arm/plat-samsung/dev-hsmmc3.c
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1/* linux/arch/arm/plat-samsung/dev-hsmmc3.c
2 *
3 * Copyright (c) 2010 Samsung Electronics Co., Ltd.
4 * http://www.samsung.com
5 *
6 * Copyright (c) 2008 Simtec Electronics
7 * Ben Dooks <ben@simtec.co.uk>
8 * http://armlinux.simtec.co.uk/
9 *
10 * Based on arch/arm/plat-samsung/dev-hsmmc1.c
11 *
12 * Samsung device definition for hsmmc device 3
13 *
14 * This program is free software; you can redistribute it and/or modify
15 * it under the terms of the GNU General Public License version 2 as
16 * published by the Free Software Foundation.
17*/
18
19#include <linux/kernel.h>
20#include <linux/platform_device.h>
21#include <linux/mmc/host.h>
22
23#include <mach/map.h>
24#include <plat/sdhci.h>
25#include <plat/devs.h>
26
27#define S3C_SZ_HSMMC (0x1000)
28
29static struct resource s3c_hsmmc3_resource[] = {
30 [0] = {
31 .start = S3C_PA_HSMMC3,
32 .end = S3C_PA_HSMMC3 + S3C_SZ_HSMMC - 1,
33 .flags = IORESOURCE_MEM,
34 },
35 [1] = {
36 .start = IRQ_MMC3,
37 .end = IRQ_MMC3,
38 .flags = IORESOURCE_IRQ,
39 }
40};
41
42static u64 s3c_device_hsmmc3_dmamask = 0xffffffffUL;
43
44struct s3c_sdhci_platdata s3c_hsmmc3_def_platdata = {
45 .max_width = 4,
46 .host_caps = (MMC_CAP_4_BIT_DATA |
47 MMC_CAP_MMC_HIGHSPEED | MMC_CAP_SD_HIGHSPEED),
48};
49
50struct platform_device s3c_device_hsmmc3 = {
51 .name = "s3c-sdhci",
52 .id = 3,
53 .num_resources = ARRAY_SIZE(s3c_hsmmc3_resource),
54 .resource = s3c_hsmmc3_resource,
55 .dev = {
56 .dma_mask = &s3c_device_hsmmc3_dmamask,
57 .coherent_dma_mask = 0xffffffffUL,
58 .platform_data = &s3c_hsmmc3_def_platdata,
59 },
60};
61
62void s3c_sdhci3_set_platdata(struct s3c_sdhci_platdata *pd)
63{
64 struct s3c_sdhci_platdata *set = &s3c_hsmmc3_def_platdata;
65
66 set->max_width = pd->max_width;
67 set->cd_type = pd->cd_type;
68 set->ext_cd_init = pd->ext_cd_init;
69 set->ext_cd_cleanup = pd->ext_cd_cleanup;
70 set->ext_cd_gpio = pd->ext_cd_gpio;
71 set->ext_cd_gpio_invert = pd->ext_cd_gpio_invert;
72
73 if (pd->cfg_gpio)
74 set->cfg_gpio = pd->cfg_gpio;
75 if (pd->cfg_card)
76 set->cfg_card = pd->cfg_card;
77}