1/* linux/arch/arm/plat-samsung/platformdata.c
2 *
3 * Copyright 2010 Ben Dooks <ben-linux <at> fluff.org>
4 *
5 * Helper for platform data setting
6 *
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License version 2 as
9 * published by the Free Software Foundation.
10*/
11
12#include <linux/kernel.h>
13#include <linux/slab.h>
14#include <linux/string.h>
15#include <linux/platform_device.h>
16
17#include <plat/devs.h>
18#include <plat/sdhci.h>
19
20void __init *s3c_set_platdata(void *pd, size_t pdsize,
21			      struct platform_device *pdev)
22{
23	void *npd;
24
25	if (!pd) {
26		/* too early to use dev_name(), may not be registered */
27		printk(KERN_ERR "%s: no platform data supplied\n", pdev->name);
28		return NULL;
29	}
30
31	npd = kmemdup(pd, pdsize, GFP_KERNEL);
32	if (!npd) {
33		printk(KERN_ERR "%s: cannot clone platform data\n", pdev->name);
34		return NULL;
35	}
36
37	pdev->dev.platform_data = npd;
38	return npd;
39}
40
41void s3c_sdhci_set_platdata(struct s3c_sdhci_platdata *pd,
42			     struct s3c_sdhci_platdata *set)
43{
44	set->cd_type = pd->cd_type;
45	set->ext_cd_init = pd->ext_cd_init;
46	set->ext_cd_cleanup = pd->ext_cd_cleanup;
47	set->ext_cd_gpio = pd->ext_cd_gpio;
48	set->ext_cd_gpio_invert = pd->ext_cd_gpio_invert;
49
50	if (pd->max_width)
51		set->max_width = pd->max_width;
52	if (pd->cfg_gpio)
53		set->cfg_gpio = pd->cfg_gpio;
54	if (pd->host_caps)
55		set->host_caps |= pd->host_caps;
56	if (pd->host_caps2)
57		set->host_caps2 |= pd->host_caps2;
58	if (pd->pm_caps)
59		set->pm_caps |= pd->pm_caps;
60}
61