static int sh_mobile_i2c_hook_irqs(struct platform_device *dev, struct sh_mobile_i2c_data *pd)
{
- struct resource *res;
- resource_size_t n;
+ struct device_node *np = dev_of_node(&dev->dev);
int k = 0, ret;
- while ((res = platform_get_resource(dev, IORESOURCE_IRQ, k))) {
- for (n = res->start; n <= res->end; n++) {
- ret = devm_request_irq(&dev->dev, n, sh_mobile_i2c_isr,
- 0, dev_name(&dev->dev), pd);
+ if (np) {
+ int irq;
+
+ while ((irq = platform_get_irq_optional(dev, k)) != -ENXIO) {
+ if (irq < 0)
+ return irq;
+ ret = devm_request_irq(&dev->dev, irq, sh_mobile_i2c_isr,
+ 0, dev_name(&dev->dev), pd);
if (ret) {
- dev_err(&dev->dev, "cannot request IRQ %pa\n", &n);
+ dev_err(&dev->dev, "cannot request IRQ %d\n", irq);
return ret;
}
+ k++;
+ };
+ } else {
+ struct resource *res;
+ resource_size_t n;
+
+ while ((res = platform_get_resource(dev, IORESOURCE_IRQ, k))) {
+ for (n = res->start; n <= res->end; n++) {
+ ret = devm_request_irq(&dev->dev, n, sh_mobile_i2c_isr,
+ 0, dev_name(&dev->dev), pd);
+ if (ret) {
+ dev_err(&dev->dev, "cannot request IRQ %pa\n", &n);
+ return ret;
+ }
+ }
+ k++;
}
- k++;
}
return k > 0 ? 0 : -ENOENT;