diff options
Diffstat (limited to 'drivers/of/platform.c')
| -rw-r--r-- | drivers/of/platform.c | 44 |
1 files changed, 39 insertions, 5 deletions
diff --git a/drivers/of/platform.c b/drivers/of/platform.c index 6a557eb866d0..f235ab55b91e 100644 --- a/drivers/of/platform.c +++ b/drivers/of/platform.c @@ -21,6 +21,8 @@ #include <linux/of_platform.h> #include <linux/platform_device.h> +#include "of_private.h" + const struct of_device_id of_default_bus_match_table[] = { { .compatible = "simple-bus", }, { .compatible = "simple-mfd", }, @@ -31,11 +33,6 @@ const struct of_device_id of_default_bus_match_table[] = { {} /* Empty terminated list */ }; -static const struct of_device_id of_skipped_node_table[] = { - { .compatible = "operating-points-v2", }, - {} /* Empty terminated list */ -}; - /** * of_find_device_by_node - Find the platform_device associated with a node * @np: Pointer to device tree node @@ -54,7 +51,44 @@ struct platform_device *of_find_device_by_node(struct device_node *np) } EXPORT_SYMBOL(of_find_device_by_node); +int of_device_add(struct platform_device *ofdev) +{ + BUG_ON(ofdev->dev.of_node == NULL); + + /* name and id have to be set so that the platform bus doesn't get + * confused on matching */ + ofdev->name = dev_name(&ofdev->dev); + ofdev->id = PLATFORM_DEVID_NONE; + + /* + * If this device has not binding numa node in devicetree, that is + * of_node_to_nid returns NUMA_NO_NODE. device_add will assume that this + * device is on the same node as the parent. + */ + set_dev_node(&ofdev->dev, of_node_to_nid(ofdev->dev.of_node)); + + return device_add(&ofdev->dev); +} + +int of_device_register(struct platform_device *pdev) +{ + device_initialize(&pdev->dev); + return of_device_add(pdev); +} +EXPORT_SYMBOL(of_device_register); + +void of_device_unregister(struct platform_device *ofdev) +{ + device_unregister(&ofdev->dev); +} +EXPORT_SYMBOL(of_device_unregister); + #ifdef CONFIG_OF_ADDRESS +static const struct of_device_id of_skipped_node_table[] = { + { .compatible = "operating-points-v2", }, + {} /* Empty terminated list */ +}; + /* * The following routines scan a subtree and registers a device for * each applicable node. |