mb/intel/icelake_rvp: Add ICL U and Y RVP DIMM configuration

List of ICL board variants

1. ICL-U
    DDR4 - All possible DDR4 memory type
    LPDDR4 - Memory down fixed DIMM configuration

2. ICL-Y
    All LPDDR4 DIMM on platform

This patch ensures to have all proper SPD configuration.

Change-Id: Id596a3c85b13559b3002dcadfee9c945256e28e7
Signed-off-by: Subrata Banik <subrata.banik@intel.com>
Signed-off-by: Aamir Bohra <aamir.bohra@intel.com>
Reviewed-on: https://review.coreboot.org/c/29770
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Shelley Chen <shchen@google.com>

1 files changed, 28 insertions, 0 deletions

diff --git a/src/mainboard/intel/icelake_rvp/board_id.h b/src/mainboard/intel/icelake_rvp/board_id.h
new file mode 100644
index 0000000000..3ccfe37f42
--- /dev/null
+++ b/src/mainboard/intel/icelake_rvp/board_id.h
@@ -0,0 +1,28 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2018 Intel Corporation.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ */
+
+#ifndef _MAINBOARD_BOARD_ID_H_
+#define _MAINBOARD_BOARD_ID_H_
+
+/* Board/FAB ID Command */
+#define EC_FAB_ID_CMD	0x0D
+
+/*
+ * Returns board information (board id[15:8] and
+ * Fab info[7:0]) on success and < 0 on error
+ */
+int get_board_id(void);
+
+#endif /* _MAINBOARD_BOARD_ID_H_ */