goto err;
}
- if (resource_size(iomem) < 0x100)
- dev_err(&pdev->dev, "Invalid iomem size!\n");
-
host = sdhci_alloc_host(&pdev->dev,
sizeof(struct sdhci_pltfm_host) + priv_size);
}
host->irq = platform_get_irq(pdev, 0);
-
- if (!request_mem_region(iomem->start, resource_size(iomem),
- mmc_hostname(host->mmc))) {
- dev_err(&pdev->dev, "cannot request region\n");
- ret = -EBUSY;
+ if (host->irq < 0) {
+ dev_err(&pdev->dev, "failed to get IRQ number\n");
+ ret = host->irq;
goto err_request;
}
- host->ioaddr = ioremap(iomem->start, resource_size(iomem));
- if (!host->ioaddr) {
- dev_err(&pdev->dev, "failed to remap registers\n");
- ret = -ENOMEM;
- goto err_remap;
+ host->ioaddr = devm_ioremap_resource(&pdev->dev, iomem);
+ if (IS_ERR(host->ioaddr)) {
+ ret = PTR_ERR(host->ioaddr);
+ goto err_request;
}
/*
return host;
-err_remap:
- release_mem_region(iomem->start, resource_size(iomem));
err_request:
sdhci_free_host(host);
err:
void sdhci_pltfm_free(struct platform_device *pdev)
{
struct sdhci_host *host = platform_get_drvdata(pdev);
- struct resource *iomem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- iounmap(host->ioaddr);
- release_mem_region(iomem->start, resource_size(iomem));
sdhci_free_host(host);
}
EXPORT_SYMBOL_GPL(sdhci_pltfm_free);