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1 /* linux/arch/arm/plat-s3c/dev-hsmmc.c
2  *
3  * Copyright (c) 2008 Simtec Electronics
4  *	Ben Dooks <ben@simtec.co.uk>
5  *	http://armlinux.simtec.co.uk/
6  *
7  * S3C series device definition for hsmmc devices
8  *
9  * This program is free software; you can redistribute it and/or modify
10  * it under the terms of the GNU General Public License version 2 as
11  * published by the Free Software Foundation.
12 */
13 
14 #include <linux/kernel.h>
15 #include <linux/platform_device.h>
16 #include <linux/mmc/host.h>
17 
18 #include <mach/map.h>
19 #include <plat/sdhci.h>
20 #include <plat/devs.h>
21 #include <plat/cpu.h>
22 
23 #define S3C_SZ_HSMMC	(0x1000)
24 
25 static struct resource s3c_hsmmc_resource[] = {
26 	[0] = {
27 		.start = S3C_PA_HSMMC0,
28 		.end   = S3C_PA_HSMMC0 + S3C_SZ_HSMMC - 1,
29 		.flags = IORESOURCE_MEM,
30 	},
31 	[1] = {
32 		.start = IRQ_HSMMC0,
33 		.end   = IRQ_HSMMC0,
34 		.flags = IORESOURCE_IRQ,
35 	}
36 };
37 
38 static u64 s3c_device_hsmmc_dmamask = 0xffffffffUL;
39 
40 struct s3c_sdhci_platdata s3c_hsmmc0_def_platdata = {
41 	.max_width	= 4,
42 	.host_caps	= (MMC_CAP_4_BIT_DATA |
43 			   MMC_CAP_MMC_HIGHSPEED | MMC_CAP_SD_HIGHSPEED),
44 };
45 
46 struct platform_device s3c_device_hsmmc0 = {
47 	.name		= "s3c-sdhci",
48 	.id		= 0,
49 	.num_resources	= ARRAY_SIZE(s3c_hsmmc_resource),
50 	.resource	= s3c_hsmmc_resource,
51 	.dev		= {
52 		.dma_mask		= &s3c_device_hsmmc_dmamask,
53 		.coherent_dma_mask	= 0xffffffffUL,
54 		.platform_data		= &s3c_hsmmc0_def_platdata,
55 	},
56 };
57 
s3c_sdhci0_set_platdata(struct s3c_sdhci_platdata * pd)58 void s3c_sdhci0_set_platdata(struct s3c_sdhci_platdata *pd)
59 {
60 	struct s3c_sdhci_platdata *set = &s3c_hsmmc0_def_platdata;
61 
62 	set->max_width = pd->max_width;
63 
64 	if (pd->cfg_gpio)
65 		set->cfg_gpio = pd->cfg_gpio;
66 	if (pd->cfg_card)
67 		set->cfg_card = pd->cfg_card;
68 }
69