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feat(st): use dedicated version of DT for SP_MIN

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If an STM32MP15 board is compiled for SP_MIN, and a specific DT file
ending with "-sp_min.dts" exist, then this file will be used to generate
BL2 and BL32 DT.

Signed-off-by: Yann Gautier <yann.gautier@st.com>
Change-Id: Ief6fb4fcf302d07f958a0e2764b149759127f21f
This commit is contained in:
Yann Gautier 2024-11-22 14:33:06 +01:00
parent bac623d186
commit 71ba1647e0
2 changed files with 9 additions and 4 deletions
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4
plat/st/common/common_rules.mk
View file

@ -1,5 +1,5 @@
#
# Copyright (c) 2023-2024, STMicroelectronics - All Rights Reserved
# Copyright (c) 2023-2025, STMicroelectronics - All Rights Reserved
#
# SPDX-License-Identifier: BSD-3-Clause
#
@ -41,7 +41,7 @@ check_dtc_version:
# Create DTB file for BL2
${BUILD_PLAT}/fdts/%-bl2.dts: fdts/%.dts fdts/${BL2_DTSI} | $$(@D)/
$(q)echo '#include "$(patsubst fdts/%,%,$<)"' > $@
$(q)echo '#include "$(patsubst %.dts,%$(SP_EXT).dts,$(patsubst fdts/%,%,$<))"' > $@
$(q)echo '#include "${BL2_DTSI}"' >> $@
${BUILD_PLAT}/fdts/%-bl2.dtb: ${BUILD_PLAT}/fdts/%-bl2.dts

9
plat/st/stm32mp1/platform.mk
View file

@ -1,5 +1,5 @@
#
# Copyright (c) 2015-2024, Arm Limited and Contributors. All rights reserved.
# Copyright (c) 2015-2025, Arm Limited and Contributors. All rights reserved.
#
# SPDX-License-Identifier: BSD-3-Clause
#
@ -105,6 +105,11 @@ FDT_SOURCES := $(addprefix ${BUILD_PLAT}/fdts/, $(patsubst %.dtb,%-bl2.dts,$(DT
ifeq ($(AARCH32_SP),sp_min)
BL32_DTSI := stm32mp15-bl32.dtsi
FDT_SOURCES += $(addprefix ${BUILD_PLAT}/fdts/, $(patsubst %.dtb,%-bl32.dts,$(DTB_FILE_NAME)))
ifneq (,$(wildcard $(patsubst %.dtb,fdts/%-sp_min.dts,$(DTB_FILE_NAME))))
ifeq (,$(findstring -sp_min,$(DTB_FILE_NAME)))
SP_EXT := -sp_min
endif
endif
endif
endif
@ -258,7 +263,7 @@ BL2_SOURCES += plat/st/stm32mp1/plat_ddr.c
ifeq ($(AARCH32_SP),sp_min)
# Create DTB file for BL32
${BUILD_PLAT}/fdts/%-bl32.dts: fdts/%.dts fdts/${BL32_DTSI} | $$(@D)/
$(q)echo '#include "$(patsubst fdts/%,%,$<)"' > $@
$(q)echo '#include "$(patsubst %.dts,%$(SP_EXT).dts,$(patsubst fdts/%,%,$<))"' > $@
$(q)echo '#include "${BL32_DTSI}"' >> $@
${BUILD_PLAT}/fdts/%-bl32.dtb: ${BUILD_PLAT}/fdts/%-bl32.dts | $$(@D)/