dm: event: add EVT_DM_POST_INIT_R event type

This patch introduces EVT_DM_POST_INIT_R event type for handling hooks
after relocation.

Fixes: 55171aedda88 ("dm: Emit the arch_cpu_init_dm() even only before relocation")
Suggested-by: Simon Glass <sjg@chromium.org>
Cc: Bin Meng <bmeng.cn@gmail.com>
Signed-off-by: Chanho Park <chanho61.park@samsung.com>
Tested-by: Milan P. Stanić <mps@arvanta.net>
Reviewed-by: Simon Glass <sjg@chromium.org>
Tested-by: Roland Ruckerbauer <mail@ruabmbua.dev>
Tested-by: Roland Ruckerbauer <mail@ruabmbua.dev>
Fixed missing event name in event.c:
Signed-off-by: Simon Glass <sjg@chromium.org>
diff --git a/common/event.c b/common/event.c
index 3224e28..6653300 100644
--- a/common/event.c
+++ b/common/event.c
@@ -28,6 +28,7 @@
 
 	/* Events related to driver model */
 	"dm_post_init_f",
+	"dm_post_init_r",
 	"dm_pre_probe",
 	"dm_post_probe",
 	"dm_pre_remove",
diff --git a/drivers/core/root.c b/drivers/core/root.c
index 6775fb0..79d871a 100644
--- a/drivers/core/root.c
+++ b/drivers/core/root.c
@@ -436,8 +436,10 @@
 			return ret;
 		}
 	}
-	if (CONFIG_IS_ENABLED(DM_EVENT) && !(gd->flags & GD_FLG_RELOC)) {
-		ret = event_notify_null(EVT_DM_POST_INIT_F);
+	if (CONFIG_IS_ENABLED(DM_EVENT)) {
+		ret = event_notify_null(gd->flags & GD_FLG_RELOC ?
+					EVT_DM_POST_INIT_R :
+					EVT_DM_POST_INIT_F);
 		if (ret)
 			return log_msg_ret("ev", ret);
 	}
diff --git a/include/event.h b/include/event.h
index daf44bf..bb38ba9 100644
--- a/include/event.h
+++ b/include/event.h
@@ -24,6 +24,7 @@
 
 	/* Events related to driver model */
 	EVT_DM_POST_INIT_F,
+	EVT_DM_POST_INIT_R,
 	EVT_DM_PRE_PROBE,
 	EVT_DM_POST_PROBE,
 	EVT_DM_PRE_REMOVE,