1 // SPDX-License-Identifier: GPL-2.0 2 // 3 // Copyright 2010 Ben Dooks <ben-linux <at> fluff.org> 4 // 5 // Helper for platform data setting 6 7 #include <linux/kernel.h> 8 #include <linux/slab.h> 9 #include <linux/string.h> 10 #include <linux/platform_device.h> 11 12 #include "devs.h" 13 #include "sdhci.h" 14 15 void __init *s3c_set_platdata(void *pd, size_t pdsize, 16 struct platform_device *pdev) 17 { 18 void *npd; 19 20 if (!pd) { 21 /* too early to use dev_name(), may not be registered */ 22 printk(KERN_ERR "%s: no platform data supplied\n", pdev->name); 23 return NULL; 24 } 25 26 npd = kmemdup(pd, pdsize, GFP_KERNEL); 27 if (!npd) 28 return NULL; 29 30 pdev->dev.platform_data = npd; 31 return npd; 32 } 33 34 void s3c_sdhci_set_platdata(struct s3c_sdhci_platdata *pd, 35 struct s3c_sdhci_platdata *set) 36 { 37 set->cd_type = pd->cd_type; 38 set->ext_cd_init = pd->ext_cd_init; 39 set->ext_cd_cleanup = pd->ext_cd_cleanup; 40 set->ext_cd_gpio = pd->ext_cd_gpio; 41 set->ext_cd_gpio_invert = pd->ext_cd_gpio_invert; 42 43 if (pd->max_width) 44 set->max_width = pd->max_width; 45 if (pd->cfg_gpio) 46 set->cfg_gpio = pd->cfg_gpio; 47 if (pd->host_caps) 48 set->host_caps |= pd->host_caps; 49 if (pd->host_caps2) 50 set->host_caps2 |= pd->host_caps2; 51 if (pd->pm_caps) 52 set->pm_caps |= pd->pm_caps; 53 } 54