diff options
| -rw-r--r-- | drivers/i2c/i2c-core-base.c | 15 | ||||
| -rw-r--r-- | drivers/i2c/i2c-core-slave.c | 12 |
2 files changed, 17 insertions, 10 deletions
diff --git a/drivers/i2c/i2c-core-base.c b/drivers/i2c/i2c-core-base.c index c14ffd6190d3..2b5236b726af 100644 --- a/drivers/i2c/i2c-core-base.c +++ b/drivers/i2c/i2c-core-base.c @@ -490,6 +490,7 @@ static int i2c_smbus_host_notify_to_irq(const struct i2c_client *client) static int i2c_device_probe(struct device *dev) { + struct fwnode_handle *fwnode = dev_fwnode(dev); struct i2c_client *client = i2c_verify_client(dev); struct i2c_driver *driver; bool do_power_on; @@ -508,11 +509,11 @@ static int i2c_device_probe(struct device *dev) /* Keep adapter active when Host Notify is required */ pm_runtime_get_sync(&client->adapter->dev); irq = i2c_smbus_host_notify_to_irq(client); - } else if (dev->of_node) { + } else if (is_of_node(fwnode)) { irq = of_irq_get_byname(dev->of_node, "irq"); if (irq == -EINVAL || irq == -ENODATA) irq = of_irq_get(dev->of_node, 0); - } else if (ACPI_COMPANION(dev)) { + } else if (is_acpi_device_node(fwnode)) { bool wake_capable; irq = i2c_acpi_get_irq(client, &wake_capable); @@ -1054,16 +1055,18 @@ EXPORT_SYMBOL_GPL(i2c_new_client_device); */ void i2c_unregister_device(struct i2c_client *client) { + struct fwnode_handle *fwnode; + if (IS_ERR_OR_NULL(client)) return; - if (client->dev.of_node) { + fwnode = dev_fwnode(&client->dev); + if (is_of_node(fwnode)) { of_node_clear_flag(client->dev.of_node, OF_POPULATED); of_node_put(client->dev.of_node); - } - - if (ACPI_COMPANION(&client->dev)) + } else if (is_acpi_device_node(fwnode)) { acpi_device_clear_enumerated(ACPI_COMPANION(&client->dev)); + } device_remove_software_node(&client->dev); device_unregister(&client->dev); diff --git a/drivers/i2c/i2c-core-slave.c b/drivers/i2c/i2c-core-slave.c index faefe1dfa8e5..7ee6b992b835 100644 --- a/drivers/i2c/i2c-core-slave.c +++ b/drivers/i2c/i2c-core-slave.c @@ -11,6 +11,7 @@ #include <linux/err.h> #include <linux/i2c.h> #include <linux/of.h> +#include <linux/property.h> #include "i2c-core.h" @@ -108,15 +109,18 @@ EXPORT_SYMBOL_GPL(i2c_slave_event); */ bool i2c_detect_slave_mode(struct device *dev) { - if (IS_BUILTIN(CONFIG_OF) && dev->of_node) { + struct fwnode_handle *fwnode = dev_fwnode(dev); + + if (is_of_node(fwnode)) { + struct fwnode_handle *child __free(fwnode_handle) = NULL; u32 reg; - for_each_child_of_node_scoped(dev->of_node, child) { - of_property_read_u32(child, "reg", ®); + fwnode_for_each_child_node(fwnode, child) { + fwnode_property_read_u32(child, "reg", ®); if (reg & I2C_OWN_SLAVE_ADDRESS) return true; } - } else if (IS_BUILTIN(CONFIG_ACPI) && ACPI_HANDLE(dev)) { + } else if (is_acpi_device_node(fwnode)) { dev_dbg(dev, "ACPI slave is not supported yet\n"); } return false; |