event: add new EVT_SETTINGS_R event

Introduce EVT_SETTINGS_R, triggered post-relocation and before console
init.

This event gives an option to perform any platform-dependent setup,
which needs to take place before show_board_info(). Usage examples
include readout of EEPROM stored settings.

Signed-off-by: Artur Rojek <artur@conclusive.pl>
Reviewed-by: Simon Glass <sjg@chromium.org>
diff --git a/include/event.h b/include/event.h
index c5646b7..a8f046d 100644
--- a/include/event.h
+++ b/include/event.h
@@ -105,6 +105,15 @@
 	EVT_FSP_INIT_F,
 
 	/**
+	 * @EVT_SETTINGS_R:
+	 * This event is triggered post-relocation and before console init.
+	 * This gives an option to perform any platform-dependent setup, which
+	 * needs to take place before show_board_info() (e.g. readout of EEPROM
+	 * stored settings).
+	 */
+	EVT_SETTINGS_R,
+
+	/**
 	 * @EVT_LAST_STAGE_INIT:
 	 * This event is triggered just before jumping to the main loop.
 	 * Some boards need to perform initialisation immediately before control