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-rw-r--r--drivers/gpio/gpio-tc3589x.c20
1 files changed, 9 insertions, 11 deletions
diff --git a/drivers/gpio/gpio-tc3589x.c b/drivers/gpio/gpio-tc3589x.c
index 1e48317e70fb..8c8447c7d2a8 100644
--- a/drivers/gpio/gpio-tc3589x.c
+++ b/drivers/gpio/gpio-tc3589x.c
@@ -292,17 +292,15 @@ static int tc3589x_gpio_irq_init(struct tc3589x_gpio *tc3589x_gpio,
{
int base = tc3589x_gpio->irq_base;
- if (base) {
- tc3589x_gpio->domain = irq_domain_add_legacy(
- NULL, tc3589x_gpio->chip.ngpio, base,
- 0, &tc3589x_irq_ops, tc3589x_gpio);
- }
- else {
- tc3589x_gpio->domain = irq_domain_add_linear(
- np, tc3589x_gpio->chip.ngpio,
- &tc3589x_irq_ops, tc3589x_gpio);
- }
-
+ /*
+ * If this results in a linear domain, irq_create_mapping() will
+ * take care of allocating IRQ descriptors at runtime. When a base
+ * is provided, the IRQ descriptors will be allocated when the
+ * domain is instantiated.
+ */
+ tc3589x_gpio->domain = irq_domain_add_simple(np,
+ tc3589x_gpio->chip.ngpio, base, &tc3589x_irq_ops,
+ tc3589x_gpio);
if (!tc3589x_gpio->domain) {
dev_err(tc3589x_gpio->dev, "Failed to create irqdomain\n");
return -ENOSYS;