diff options
Diffstat (limited to 'drivers/gpio/gpio-mxc.c')
| -rw-r--r-- | drivers/gpio/gpio-mxc.c | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/drivers/gpio/gpio-mxc.c b/drivers/gpio/gpio-mxc.c index 619b6fb9d833..fae1a30f8ae6 100644 --- a/drivers/gpio/gpio-mxc.c +++ b/drivers/gpio/gpio-mxc.c @@ -490,7 +490,14 @@ static int mxc_gpio_probe(struct platform_device *pdev) port->gc.request = mxc_gpio_request; port->gc.free = mxc_gpio_free; port->gc.to_irq = mxc_gpio_to_irq; - port->gc.base = of_alias_get_id(np, "gpio") * 32; + /* + * Driver is DT-only, so a fixed base needs only be maintained for legacy + * userspace with sysfs interface. + */ + if (IS_ENABLED(CONFIG_GPIO_SYSFS)) + port->gc.base = of_alias_get_id(np, "gpio") * 32; + else /* silence boot time warning */ + port->gc.base = -1; err = devm_gpiochip_add_data(&pdev->dev, &port->gc, port); if (err) @@ -502,7 +509,7 @@ static int mxc_gpio_probe(struct platform_device *pdev) goto out_bgio; } - port->domain = irq_domain_add_legacy(np, 32, irq_base, 0, + port->domain = irq_domain_create_legacy(of_fwnode_handle(np), 32, irq_base, 0, &irq_domain_simple_ops, NULL); if (!port->domain) { err = -ENODEV; |