diff options
Diffstat (limited to 'drivers/i2c/i2c-core.c')
| -rw-r--r-- | drivers/i2c/i2c-core.c | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/drivers/i2c/i2c-core.c b/drivers/i2c/i2c-core.c index 987c124432c5..fc2ee8213fb6 100644 --- a/drivers/i2c/i2c-core.c +++ b/drivers/i2c/i2c-core.c @@ -107,7 +107,7 @@ static int acpi_i2c_add_resource(struct acpi_resource *ares, void *data) if (sb->access_mode == ACPI_I2C_10BIT_MODE) info->flags |= I2C_CLIENT_TEN; } - } else if (info->irq < 0) { + } else if (!info->irq) { struct resource r; if (acpi_dev_resource_interrupt(ares, 0, &r)) @@ -134,7 +134,6 @@ static acpi_status acpi_i2c_add_device(acpi_handle handle, u32 level, memset(&info, 0, sizeof(info)); info.fwnode = acpi_fwnode_handle(adev); - info.irq = -1; INIT_LIST_HEAD(&resource_list); ret = acpi_dev_get_resources(adev, &resource_list, @@ -632,8 +631,13 @@ static int i2c_device_probe(struct device *dev) if (!client) return 0; - if (!client->irq && dev->of_node) { - int irq = of_irq_get(dev->of_node, 0); + if (!client->irq) { + int irq = -ENOENT; + + if (dev->of_node) + irq = of_irq_get(dev->of_node, 0); + else if (ACPI_COMPANION(dev)) + irq = acpi_dev_gpio_irq_get(ACPI_COMPANION(dev), 0); if (irq == -EPROBE_DEFER) return irq; |