struct clk *clk;
};
-static void __iomem *request_and_map(struct device *dev,
- const struct resource *res)
-{
- void __iomem *ptr;
-
- if (!devm_request_mem_region(dev, res->start, resource_size(res),
- "denali-dt")) {
- dev_err(dev, "unable to request %s\n", res->name);
- return NULL;
- }
-
- ptr = devm_ioremap_nocache(dev, res->start, resource_size(res));
- if (!ptr)
- dev_err(dev, "ioremap_nocache of %s failed!", res->name);
-
- return ptr;
-}
-
static const struct of_device_id denali_nand_dt_ids[] = {
{ .compatible = "denali,denali-nand-dt" },
{ /* sentinel */ }
return -ENOMEM;
denali = &dt->denali;
- denali_reg = platform_get_resource_byname(ofdev, IORESOURCE_MEM, "denali_reg");
- nand_data = platform_get_resource_byname(ofdev, IORESOURCE_MEM, "nand_data");
- if (!denali_reg || !nand_data) {
- dev_err(&ofdev->dev, "resources not completely defined\n");
- return -EINVAL;
- }
-
denali->platform = DT;
denali->dev = &ofdev->dev;
denali->irq = platform_get_irq(ofdev, 0);
return denali->irq;
}
- denali->flash_reg = request_and_map(&ofdev->dev, denali_reg);
- if (!denali->flash_reg)
- return -ENOMEM;
+ denali_reg = platform_get_resource_byname(ofdev, IORESOURCE_MEM, "denali_reg");
+ denali->flash_reg = devm_ioremap_resource(&ofdev->dev, denali_reg);
+ if (IS_ERR(denali->flash_reg))
+ return PTR_ERR(denali->flash_reg);
- denali->flash_mem = request_and_map(&ofdev->dev, nand_data);
- if (!denali->flash_mem)
- return -ENOMEM;
+ nand_data = platform_get_resource_byname(ofdev, IORESOURCE_MEM, "nand_data");
+ denali->flash_mem = devm_ioremap_resource(&ofdev->dev, nand_data);
+ if (IS_ERR(denali->flash_mem))
+ return PTR_ERR(denali->flash_mem);
if (!of_property_read_u32(ofdev->dev.of_node,
"dma-mask", (u32 *)&denali_dma_mask)) {
.remove = denali_dt_remove,
.driver = {
.name = "denali-nand-dt",
- .owner = THIS_MODULE,
.of_match_table = denali_nand_dt_ids,
},
};