]> bbs.cooldavid.org Git - net-next-2.6.git/blobdiff - drivers/mmc/host/sdhci-pltfm.c
mmc: sdhci-pltfm: move .h file into appropriate subdir
[net-next-2.6.git] / drivers / mmc / host / sdhci-pltfm.c
index b6ee0d71969898257cf625b6b21cc37b3426a9f6..685202be2778f6b76e19fd68000804ebff3230c3 100644 (file)
 
 #include <linux/delay.h>
 #include <linux/highmem.h>
+#include <linux/mod_devicetable.h>
 #include <linux/platform_device.h>
 
 #include <linux/mmc/host.h>
 
 #include <linux/io.h>
-#include <linux/sdhci-pltfm.h>
+#include <linux/mmc/sdhci-pltfm.h>
 
 #include "sdhci.h"
+#include "sdhci-pltfm.h"
 
 /*****************************************************************************\
  *                                                                           *
@@ -51,10 +53,15 @@ static struct sdhci_ops sdhci_pltfm_ops = {
 static int __devinit sdhci_pltfm_probe(struct platform_device *pdev)
 {
        struct sdhci_pltfm_data *pdata = pdev->dev.platform_data;
+       const struct platform_device_id *platid = platform_get_device_id(pdev);
        struct sdhci_host *host;
+       struct sdhci_pltfm_host *pltfm_host;
        struct resource *iomem;
        int ret;
 
+       if (!pdata && platid && platid->driver_data)
+               pdata = (void *)platid->driver_data;
+
        iomem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
        if (!iomem) {
                ret = -ENOMEM;
@@ -65,16 +72,19 @@ static int __devinit sdhci_pltfm_probe(struct platform_device *pdev)
                dev_err(&pdev->dev, "Invalid iomem size. You may "
                        "experience problems.\n");
 
-       if (pdev->dev.parent)
-               host = sdhci_alloc_host(pdev->dev.parent, 0);
+       /* Some PCI-based MFD need the parent here */
+       if (pdev->dev.parent != &platform_bus)
+               host = sdhci_alloc_host(pdev->dev.parent, sizeof(*pltfm_host));
        else
-               host = sdhci_alloc_host(&pdev->dev, 0);
+               host = sdhci_alloc_host(&pdev->dev, sizeof(*pltfm_host));
 
        if (IS_ERR(host)) {
                ret = PTR_ERR(host);
                goto err;
        }
 
+       pltfm_host = sdhci_priv(host);
+
        host->hw_name = "platform";
        if (pdata && pdata->ops)
                host->ops = pdata->ops;
@@ -150,6 +160,34 @@ static int __devexit sdhci_pltfm_remove(struct platform_device *pdev)
        return 0;
 }
 
+static const struct platform_device_id sdhci_pltfm_ids[] = {
+       { "sdhci", },
+#ifdef CONFIG_MMC_SDHCI_CNS3XXX
+       { "sdhci-cns3xxx", (kernel_ulong_t)&sdhci_cns3xxx_pdata },
+#endif
+       { },
+};
+MODULE_DEVICE_TABLE(platform, sdhci_pltfm_ids);
+
+#ifdef CONFIG_PM
+static int sdhci_pltfm_suspend(struct platform_device *dev, pm_message_t state)
+{
+       struct sdhci_host *host = platform_get_drvdata(dev);
+
+       return sdhci_suspend_host(host, state);
+}
+
+static int sdhci_pltfm_resume(struct platform_device *dev)
+{
+       struct sdhci_host *host = platform_get_drvdata(dev);
+
+       return sdhci_resume_host(host);
+}
+#else
+#define sdhci_pltfm_suspend    NULL
+#define sdhci_pltfm_resume     NULL
+#endif /* CONFIG_PM */
+
 static struct platform_driver sdhci_pltfm_driver = {
        .driver = {
                .name   = "sdhci",
@@ -157,6 +195,9 @@ static struct platform_driver sdhci_pltfm_driver = {
        },
        .probe          = sdhci_pltfm_probe,
        .remove         = __devexit_p(sdhci_pltfm_remove),
+       .id_table       = sdhci_pltfm_ids,
+       .suspend        = sdhci_pltfm_suspend,
+       .resume         = sdhci_pltfm_resume,
 };
 
 /*****************************************************************************\
@@ -181,4 +222,3 @@ module_exit(sdhci_drv_exit);
 MODULE_DESCRIPTION("Secure Digital Host Controller Interface platform driver");
 MODULE_AUTHOR("Mocean Laboratories <info@mocean-labs.com>");
 MODULE_LICENSE("GPL v2");
-MODULE_ALIAS("platform:sdhci");