From 2fdfa504377f0032c6d1c99fb9febcf824a413d3 Mon Sep 17 00:00:00 2001
From: Gavin Liu <gavin.liu@mediatek.corp-partner.google.com>
Date: Fri, 24 Jan 2025 17:19:31 +0800
Subject: [PATCH] soc/mediatek/mt8196: Specify MTKLIB_PATH for building BL31

Add BL31 static library path to BL31 build argument.

BRANCH=rauru
BUG=b:317009620
TEST=Build pass with and without static library. boot ok.

Change-Id: I858686ede3730fb70f71565ca3593e7eb4c460d2
Signed-off-by: Gavin Liu <gavin.liu@mediatek.corp-partner.google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/86252
Reviewed-by: Yu-Ping Wu <yupingso@google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Yidi Lin <yidilin@google.com>
---
 src/soc/mediatek/mt8196/Makefile.mk | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/soc/mediatek/mt8196/Makefile.mk b/src/soc/mediatek/mt8196/Makefile.mk
index d780ebdc4b..4dd2d2d8f9 100644
--- a/src/soc/mediatek/mt8196/Makefile.mk
+++ b/src/soc/mediatek/mt8196/Makefile.mk
@@ -93,6 +93,12 @@ CPPFLAGS_common += -Isrc/soc/mediatek/common/dp/include
 
 MT8196_BLOB_DIR := 3rdparty/blobs/soc/mediatek/mt8196
 
+BL31_LIB := $(top)/$(MT8196_BLOB_DIR)/libbl31.a
+
+ifneq ($(wildcard $(BL31_LIB)),)
+BL31_MAKEARGS += MTKLIB_PATH=$(BL31_LIB)
+endif
+
 mcu-firmware-files := \
 	$(CONFIG_DPM_DM_FIRMWARE) \
 	$(CONFIG_DPM_PM_FIRMWARE) \