X-Git-Url: https://git.sur5r.net/?a=blobdiff_plain;f=include%2Fdm%2Fplatdata.h;h=488b2ab0aea446f524b7edede8cc7ee583b920b5;hb=b66c60dde9d48889b93694326d40f7e5208cff25;hp=2bc8b147edfed01f152c1ca5e310ba8248637534;hpb=c23154aab5825fec81d5500c53eaa686646c76b5;p=u-boot

diff --git a/include/dm/platdata.h b/include/dm/platdata.h
index 2bc8b147ed..488b2ab0ae 100644
--- a/include/dm/platdata.h
+++ b/include/dm/platdata.h
@@ -11,18 +11,38 @@
 #ifndef _DM_PLATDATA_H
 #define _DM_PLATDATA_H
 
+#include <linker_lists.h>
+
 /**
  * struct driver_info - Information required to instantiate a device
  *
- * @name:	Device name
+ * NOTE: Avoid using this 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.
+ *
+ * @name:	Driver name
  * @platdata:	Driver-specific platform data
+ * @platdata_size: Size of platform data structure
+ * @flags:	Platform data flags (DM_FLAG_...)
  */
 struct driver_info {
 	const char *name;
 	const void *platdata;
+#if CONFIG_IS_ENABLED(OF_PLATDATA)
+	uint platdata_size;
+#endif
 };
 
+/**
+ * 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.
+ */
 #define U_BOOT_DEVICE(__name)						\
 	ll_entry_declare(struct driver_info, __name, driver_info)
 
+/* Declare a list of devices. The argument is a driver_info[] array */
+#define U_BOOT_DEVICES(__name)						\
+	ll_entry_declare_list(struct driver_info, __name, driver_info)
+
 #endif