event: Add fpga load event

This enables implementing custom logic after a bitstream was loaded
into the fpga.

Signed-off-by: Christian Taedcke <christian.taedcke@weidmueller.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Tom Rini <trini@konsulko.com>
Link: https://lore.kernel.org/r/20230720072724.11516-1-christian.taedcke-oss@weidmueller.com
Signed-off-by: Michal Simek <michal.simek@amd.com>

1 files changed, 17 insertions, 0 deletions

diff --git a/include/event.h b/include/event.h
index fe41080fa6..daf44bf8a8 100644
--- a/include/event.h
+++ b/include/event.h
@@ -11,6 +11,7 @@
 #define __event_h
 
 #include <dm/ofnode_decl.h>
+#include <linux/types.h>
 
 /**
  * enum event_t - Types of events supported by U-Boot
@@ -31,6 +32,9 @@ enum event_t {
 	/* Init hooks */
 	EVT_MISC_INIT_F,
 
+	/* Fpga load hook */
+	EVT_FPGA_LOAD,
+
 	/* Device tree fixups before booting */
 	EVT_FT_FIXUP,
 
@@ -60,6 +64,19 @@ union event_data {
 	} dm;
 
 	/**
+	 * struct event_fpga_load - fpga load event
+	 *
+	 * @buf: The buffer that was loaded into the fpga
+	 * @bsize: The size of the buffer that was loaded into the fpga
+	 * @result: Result of the load operation
+	 */
+	struct event_fpga_load {
+		const void *buf;
+		size_t bsize;
+		int result;
+	} fpga_load;
+
+	/**
 	 * struct event_ft_fixup - FDT fixup before booting
 	 *
 	 * @tree: tree to update