+ for (i = 0; i < ARRAY_SIZE(tegra_gpio_banks); i++) {
+ res = platform_get_resource(pdev, IORESOURCE_IRQ, i);
+ if (!res) {
+ dev_err(&pdev->dev, "Missing IRQ resource\n");
+ return -ENODEV;
+ }
+
+ bank = &tegra_gpio_banks[i];
+ bank->bank = i;
+ bank->irq = res->start;
+ }
+
+ res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ if (!res) {
+ dev_err(&pdev->dev, "Missing MEM resource\n");
+ return -ENODEV;
+ }
+
+ if (!devm_request_mem_region(&pdev->dev, res->start,
+ resource_size(res),
+ dev_name(&pdev->dev))) {
+ dev_err(&pdev->dev, "Couldn't request MEM resource\n");
+ return -ENODEV;
+ }
+
+ regs = devm_ioremap(&pdev->dev, res->start, resource_size(res));
+ if (!regs) {
+ dev_err(&pdev->dev, "Couldn't ioremap regs\n");
+ return -ENODEV;
+ }
+