diff options
Diffstat (limited to 'arch/arm/mach-s3c/platformdata.c')
-rw-r--r-- | arch/arm/mach-s3c/platformdata.c | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/arch/arm/mach-s3c/platformdata.c b/arch/arm/mach-s3c/platformdata.c new file mode 100644 index 000000000000..cbc3b4b45c74 --- /dev/null +++ b/arch/arm/mach-s3c/platformdata.c @@ -0,0 +1,53 @@ +// SPDX-License-Identifier: GPL-2.0 +// +// Copyright 2010 Ben Dooks <ben-linux <at> fluff.org> +// +// Helper for platform data setting + +#include <linux/kernel.h> +#include <linux/slab.h> +#include <linux/string.h> +#include <linux/platform_device.h> + +#include <plat/devs.h> +#include <plat/sdhci.h> + +void __init *s3c_set_platdata(void *pd, size_t pdsize, + struct platform_device *pdev) +{ + void *npd; + + if (!pd) { + /* too early to use dev_name(), may not be registered */ + printk(KERN_ERR "%s: no platform data supplied\n", pdev->name); + return NULL; + } + + npd = kmemdup(pd, pdsize, GFP_KERNEL); + if (!npd) + return NULL; + + pdev->dev.platform_data = npd; + return npd; +} + +void s3c_sdhci_set_platdata(struct s3c_sdhci_platdata *pd, + struct s3c_sdhci_platdata *set) +{ + set->cd_type = pd->cd_type; + set->ext_cd_init = pd->ext_cd_init; + set->ext_cd_cleanup = pd->ext_cd_cleanup; + set->ext_cd_gpio = pd->ext_cd_gpio; + set->ext_cd_gpio_invert = pd->ext_cd_gpio_invert; + + if (pd->max_width) + set->max_width = pd->max_width; + if (pd->cfg_gpio) + set->cfg_gpio = pd->cfg_gpio; + if (pd->host_caps) + set->host_caps |= pd->host_caps; + if (pd->host_caps2) + set->host_caps2 |= pd->host_caps2; + if (pd->pm_caps) + set->pm_caps |= pd->pm_caps; +} |