diff options
Diffstat (limited to 'include/dm/device-internal.h')
| -rw-r--r-- | include/dm/device-internal.h | 107 |
1 files changed, 94 insertions, 13 deletions
diff --git a/include/dm/device-internal.h b/include/dm/device-internal.h index c5d7ec0650..639bbd293d 100644 --- a/include/dm/device-internal.h +++ b/include/dm/device-internal.h @@ -19,8 +19,8 @@ struct udevice; * device_bind() - Create a device and bind it to a driver * * Called to set up a new device attached to a driver. The device will either - * have platdata, or a device tree node which can be used to create the - * platdata. + * have plat, or a device tree node which can be used to create the + * plat. * * Once bound a device exists but is not yet active until device_probe() is * called. @@ -28,22 +28,18 @@ struct udevice; * @parent: Pointer to device's parent, under which this driver will exist * @drv: Device's driver * @name: Name of device (e.g. device tree node name) - * @platdata: Pointer to data for this device - the structure is device- + * @plat: Pointer to data for this device - the structure is device- * specific but may include the device's I/O address, etc.. This is NULL for * devices which use device tree. - * @of_offset: Offset of device tree node for this device. This is -1 for - * devices which don't use device tree. + * @ofnode: Devicetree node for this device. This is ofnode_null() for + * devices which don't use devicetree or don't have a node. * @devp: if non-NULL, returns a pointer to the bound device * @return 0 if OK, -ve on error */ int device_bind(struct udevice *parent, const struct driver *drv, - const char *name, void *platdata, int of_offset, + const char *name, void *plat, ofnode node, struct udevice **devp); -int device_bind_ofnode(struct udevice *parent, const struct driver *drv, - const char *name, void *platdata, ofnode node, - struct udevice **devp); - /** * device_bind_with_driver_data() - Create a device and bind it to a driver * @@ -76,7 +72,7 @@ int device_bind_with_driver_data(struct udevice *parent, * @parent: Pointer to device's parent * @pre_reloc_only: If true, bind the driver only if its DM_FLAG_PRE_RELOC flag * is set. If false bind the driver always. - * @info: Name and platdata for this device + * @info: Name and plat for this device * @devp: if non-NULL, returns a pointer to the bound device * @return 0 if OK, -ve on error */ @@ -93,7 +89,7 @@ int device_bind_by_name(struct udevice *parent, bool pre_reloc_only, int device_reparent(struct udevice *dev, struct udevice *new_parent); /** - * device_ofdata_to_platdata() - Read platform data for a device + * device_of_to_plat() - Read platform data for a device * * Read platform data for a device (typically from the device tree) so that * the information needed to probe the device is present. @@ -106,7 +102,7 @@ int device_reparent(struct udevice *dev, struct udevice *new_parent); * @dev: Pointer to device to process * @return 0 if OK, -ve on error */ -int device_ofdata_to_platdata(struct udevice *dev); +int device_of_to_plat(struct udevice *dev); /** * device_probe() - Probe a device, activating it @@ -194,6 +190,90 @@ static inline int device_chld_remove(struct udevice *dev, struct driver *drv, #endif /** + * dev_set_priv() - Set the private data for a device + * + * This is normally handled by driver model, which automatically allocates + * private data when an 'auto' size if provided by the driver. + * + * Use this function to override normal operation for special situations, such + * as needing to allocate a variable amount of data. + * + * @dev Device to check + * @priv New private-data pointer + */ +void dev_set_priv(struct udevice *dev, void *priv); + +/** + * dev_set_parent_priv() - Set the parent-private data for a device + * + * This is normally handled by driver model, which automatically allocates + * parent-private data when an 'auto' size if provided by the driver. + * + * Use this function to override normal operation for special situations, such + * as needing to allocate a variable amount of data. + * + * @dev: Device to update + * @parent_priv: New parent-private data + */ +void dev_set_parent_priv(struct udevice *dev, void *parent_priv); + +/** + * dev_set_uclass_priv() - Set the uclass private data for a device + * + * This is normally handled by driver model, which automatically allocates + * uclass-private data when an 'auto' size if provided by the driver. + * + * Use this function to override normal operation for special situations, such + * as needing to allocate a variable amount of data. + * + * @dev: Device to update + * @uclass_priv: New uclass private data + */ +void dev_set_uclass_priv(struct udevice *dev, void *uclass_priv); + +/** + * dev_set_plat() - Set the platform data for a device + * + * This is normally handled by driver model, which automatically allocates + * platform data when an 'auto' size if provided by the driver. + * + * Use this function to override normal operation for special situations, such + * as needing to allocate a variable amount of data. + * + * @dev Device to check + * @plat New platform-data pointer + */ +void dev_set_plat(struct udevice *dev, void *priv); + +/** + * dev_set_parent_plat() - Set the parent platform data for a device + * + * This is normally handled by driver model, which automatically allocates + * parent platform data when an 'auto' size if provided by the driver. + * + * Use this function to override normal operation for special situations, such + * as needing to allocate a variable amount of data. + * + * @dev: Device to update + * @parent_plat: New parent platform data + */ +void dev_set_parent_plat(struct udevice *dev, void *parent_plat); + +/** + * dev_set_uclass_plat() - Set the uclass platform data for a device + * + * This is normally handled by driver model, which automatically allocates + * uclass platform data when an 'auto' size if provided by the driver. + * + * Use this function to override normal operation for special situations, such + * as needing to allocate a variable amount of data. + * + * @dev: Device to update + * @uclass_plat: New uclass platform data + */ +void dev_set_uclass_plat(struct udevice *dev, void *uclass_plat); + +/** * simple_bus_translate() - translate a bus address to a system address * * This handles the 'ranges' property in a simple bus. It translates the @@ -208,6 +288,7 @@ fdt_addr_t simple_bus_translate(struct udevice *dev, fdt_addr_t addr); /* Cast away any volatile pointer */ #define DM_ROOT_NON_CONST (((gd_t *)gd)->dm_root) #define DM_UCLASS_ROOT_NON_CONST (((gd_t *)gd)->uclass_root) +#define DM_UCLASS_ROOT_S_NON_CONST (((gd_t *)gd)->uclass_root_s) /* device resource management */ #ifdef CONFIG_DEVRES |