static int __init imx2_wdt_probe(struct platform_device *pdev)
{
int ret;
- int res_size;
struct resource *res;
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
return -ENODEV;
}
- res_size = resource_size(res);
- if (!devm_request_mem_region(&pdev->dev, res->start, res_size,
- res->name)) {
- dev_err(&pdev->dev, "can't allocate %d bytes at %d address\n",
- res_size, res->start);
- return -ENOMEM;
- }
-
- imx2_wdt.base = devm_ioremap_nocache(&pdev->dev, res->start, res_size);
+ imx2_wdt.base = devm_request_and_ioremap(&pdev->dev, res);
if (!imx2_wdt.base) {
dev_err(&pdev->dev, "ioremap failed\n");
return -ENOMEM;
}
}
+static const struct of_device_id imx2_wdt_dt_ids[] = {
+ { .compatible = "fsl,imx21-wdt", },
+ { /* sentinel */ }
+};
+
static struct platform_driver imx2_wdt_driver = {
.remove = __exit_p(imx2_wdt_remove),
.shutdown = imx2_wdt_shutdown,
.driver = {
.name = DRIVER_NAME,
.owner = THIS_MODULE,
+ .of_match_table = imx2_wdt_dt_ids,
},
};