1# 2# Copyright (c) 2023-2024, STMicroelectronics - All Rights Reserved 3# 4# SPDX-License-Identifier: BSD-3-Clause 5# 6 7# Extra partitions used to find FIP, contains: 8# metadata (2) and fsbl-m (2) and the FIP partitions (default is 2). 9STM32_EXTRA_PARTS := 6 10 11include plat/st/common/common.mk 12 13CRASH_REPORTING := 1 14ENABLE_PIE := 1 15PROGRAMMABLE_RESET_ADDRESS := 1 16BL2_IN_XIP_MEM := 1 17 18# Default Device tree 19DTB_FILE_NAME ?= stm32mp257f-ev1.dtb 20 21STM32MP25 := 1 22 23# STM32 image header version v2.2 24STM32_HEADER_VERSION_MAJOR := 2 25STM32_HEADER_VERSION_MINOR := 2 26 27# Set load address for serial boot devices 28DWL_BUFFER_BASE ?= 0x87000000 29 30# DDR types 31STM32MP_DDR3_TYPE ?= 0 32STM32MP_DDR4_TYPE ?= 0 33STM32MP_LPDDR4_TYPE ?= 0 34ifeq (${STM32MP_DDR3_TYPE},1) 35DDR_TYPE := ddr3 36endif 37ifeq (${STM32MP_DDR4_TYPE},1) 38DDR_TYPE := ddr4 39endif 40ifeq (${STM32MP_LPDDR4_TYPE},1) 41DDR_TYPE := lpddr4 42endif 43 44# Device tree 45BL2_DTSI := stm32mp25-bl2.dtsi 46FDT_SOURCES := $(addprefix ${BUILD_PLAT}/fdts/, $(patsubst %.dtb,%-bl2.dts,$(DTB_FILE_NAME))) 47 48# Macros and rules to build TF binary 49STM32_TF_STM32 := $(addprefix ${BUILD_PLAT}/tf-a-, $(patsubst %.dtb,%.stm32,$(DTB_FILE_NAME))) 50STM32_LD_FILE := plat/st/stm32mp2/${ARCH}/stm32mp2.ld.S 51STM32_BINARY_MAPPING := plat/st/stm32mp2/${ARCH}/stm32mp2.S 52 53STM32MP_FW_CONFIG_NAME := $(patsubst %.dtb,%-fw-config.dtb,$(DTB_FILE_NAME)) 54STM32MP_FW_CONFIG := ${BUILD_PLAT}/fdts/$(STM32MP_FW_CONFIG_NAME) 55FDT_SOURCES += $(addprefix fdts/, $(patsubst %.dtb,%.dts,$(STM32MP_FW_CONFIG_NAME))) 56# Add the FW_CONFIG to FIP and specify the same to certtool 57$(eval $(call TOOL_ADD_PAYLOAD,${STM32MP_FW_CONFIG},--fw-config)) 58 59# Enable flags for C files 60$(eval $(call assert_booleans,\ 61 $(sort \ 62 STM32MP_DDR3_TYPE \ 63 STM32MP_DDR4_TYPE \ 64 STM32MP_LPDDR4_TYPE \ 65 STM32MP25 \ 66))) 67 68$(eval $(call assert_numerics,\ 69 $(sort \ 70 PLAT_PARTITION_MAX_ENTRIES \ 71 STM32_HEADER_VERSION_MAJOR \ 72 STM32_TF_A_COPIES \ 73))) 74 75$(eval $(call add_defines,\ 76 $(sort \ 77 DWL_BUFFER_BASE \ 78 PLAT_PARTITION_MAX_ENTRIES \ 79 PLAT_TBBR_IMG_DEF \ 80 STM32_TF_A_COPIES \ 81 STM32MP_DDR3_TYPE \ 82 STM32MP_DDR4_TYPE \ 83 STM32MP_LPDDR4_TYPE \ 84 STM32MP25 \ 85))) 86 87# STM32MP2x is based on Cortex-A35, which is Armv8.0, and does not support BTI 88# Disable mbranch-protection to avoid adding useless code 89TF_CFLAGS += -mbranch-protection=none 90 91# Include paths and source files 92PLAT_INCLUDES += -Iplat/st/stm32mp2/include/ 93 94PLAT_BL_COMMON_SOURCES += lib/cpus/${ARCH}/cortex_a35.S 95PLAT_BL_COMMON_SOURCES += drivers/st/uart/${ARCH}/stm32_console.S 96PLAT_BL_COMMON_SOURCES += plat/st/stm32mp2/${ARCH}/stm32mp2_helper.S 97 98PLAT_BL_COMMON_SOURCES += plat/st/stm32mp2/stm32mp2_private.c 99 100PLAT_BL_COMMON_SOURCES += drivers/st/bsec/bsec3.c \ 101 drivers/st/reset/stm32mp2_reset.c \ 102 plat/st/stm32mp2/stm32mp2_syscfg.c 103 104PLAT_BL_COMMON_SOURCES += drivers/st/clk/clk-stm32-core.c \ 105 drivers/st/clk/clk-stm32mp2.c 106 107BL2_SOURCES += plat/st/stm32mp2/plat_bl2_mem_params_desc.c 108 109BL2_SOURCES += plat/st/stm32mp2/bl2_plat_setup.c 110 111ifneq ($(filter 1,${STM32MP_EMMC} ${STM32MP_SDMMC}),) 112BL2_SOURCES += drivers/st/mmc/stm32_sdmmc2.c 113endif 114 115ifeq (${STM32MP_USB_PROGRAMMER},1) 116BL2_SOURCES += plat/st/stm32mp2/stm32mp2_usb_dfu.c 117endif 118 119BL2_SOURCES += drivers/st/ddr/stm32mp2_ddr_helpers.c 120 121# BL31 sources 122BL31_SOURCES += ${FDT_WRAPPERS_SOURCES} 123 124BL31_SOURCES += plat/st/stm32mp2/bl31_plat_setup.c \ 125 plat/st/stm32mp2/stm32mp2_pm.c \ 126 plat/st/stm32mp2/stm32mp2_topology.c 127# Generic GIC v2 128include drivers/arm/gic/v2/gicv2.mk 129 130BL31_SOURCES += ${GICV2_SOURCES} \ 131 plat/common/plat_gicv2.c \ 132 plat/st/common/stm32mp_gic.c 133 134# Generic PSCI 135BL31_SOURCES += plat/common/plat_psci_common.c 136 137# Compilation rules 138.PHONY: check_ddr_type 139.SUFFIXES: 140 141bl2: check_ddr_type 142 143check_ddr_type: 144 $(eval DDR_TYPE = $(shell echo $$(($(STM32MP_DDR3_TYPE) + \ 145 $(STM32MP_DDR4_TYPE) + \ 146 $(STM32MP_LPDDR4_TYPE))))) 147 @if [ ${DDR_TYPE} != 1 ]; then \ 148 echo "One and only one DDR type must be defined"; \ 149 false; \ 150 fi 151 152include plat/st/common/common_rules.mk 153