* available). U-Boot's driver model uses device tree for configuration.
*
* @name: Driver name
- * @platdata: Driver-specific platform data
- * @platdata_size: Size of platform data structure
- * @dev: Device created from this structure data
+ * @plat: Driver-specific platform data
+ * @plat_size: Size of platform data structure
+ * @parent_idx: Index of the parent driver_info structure
*/
struct driver_info {
const char *name;
- const void *platdata;
+ const void *plat;
#if CONFIG_IS_ENABLED(OF_PLATDATA)
- uint platdata_size;
- struct udevice *dev;
+ unsigned short plat_size;
+ short parent_idx;
#endif
};
+#if CONFIG_IS_ENABLED(OF_PLATDATA)
+#define driver_info_parent_id(driver_info) driver_info->parent_idx
+#else
+#define driver_info_parent_id(driver_info) (-1)
+#endif
+
/**
+ * struct driver_rt - runtime information set up by U-Boot
+ *
+ * There is one of these for every driver_info in the linker list, indexed by
+ * the driver_info idx value.
+ *
+ * @dev: Device created from this idx
+ */
+struct driver_rt {
+ struct udevice *dev;
+};
+
+/*
* NOTE: Avoid using these except in extreme circumstances, where device tree
* is not feasible (e.g. serial driver in SPL where <8KB of SRAM is
* available). U-Boot's driver model uses device tree for configuration.
+ *
+ * When of-platdata is in use, U_BOOT_DRVINFO() cannot be used outside of the
+ * dt-plat.c file created by dtoc
*/
-#define U_BOOT_DEVICE(__name) \
+#if CONFIG_IS_ENABLED(OF_PLATDATA) && !defined(DT_PLAT_C)
+#define U_BOOT_DRVINFO(__name) _Static_assert(false, \
+ "Cannot use U_BOOT_DRVINFO with of-platdata. Please use devicetree instead")
+#else
+#define U_BOOT_DRVINFO(__name) \
ll_entry_declare(struct driver_info, __name, driver_info)
+#endif
/* Declare a list of devices. The argument is a driver_info[] array */
-#define U_BOOT_DEVICES(__name) \
+#define U_BOOT_DRVINFOS(__name) \
ll_entry_declare_list(struct driver_info, __name, driver_info)
-/* Get a pointer to a given driver */
-#define DM_GET_DEVICE(__name) \
- ll_entry_get(struct driver_info, __name, driver_info)
-
-/**
- * dm_populate_phandle_data() - Populates phandle data in platda
- *
- * This populates phandle data with an U_BOOT_DEVICE entry get by
- * DM_GET_DEVICE. The implementation of this function will be done
- * by dtoc when parsing dtb.
- */
-void dm_populate_phandle_data(void);
#endif