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-rw-r--r--arch/arm/mach-s3c/platformdata.c53
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 000000000..e643c81ae
--- /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 "devs.h"
+#include "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;
+}