From abf2678f0f0d796295f3bfbe422436292e0795f7 Mon Sep 17 00:00:00 2001 From: Patrick Delaunay Date: Tue, 12 Feb 2019 11:44:39 +0100 Subject: stm32mp1: add trusted boot with TF-A Add support of trusted boot, using TF-A as first stage bootloader, The boot sequence is BootRom >=> TF-A.stm32 (clock & DDR) >=> U-Boot.stm32 The TF-A monitor provides secure monitor with support of SMC - proprietary to manage secure devices (BSEC for example) - PSCI for power The same device tree is used for STMicroelectronics boards with basic boot and with trusted boot. Signed-off-by: Patrick Delaunay --- arch/arm/Kconfig | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) (limited to 'arch/arm/Kconfig') diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index 4a23e327df..764547091c 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -1406,8 +1406,10 @@ config ARCH_STM32MP help Support for STM32MP SoC family developed by STMicroelectronics, MPUs based on ARM cortex A core - U-BOOT is running in DDR and SPL support is the unsecure First Stage - BootLoader (FSBL) + U-BOOT is running in DDR, loaded by the First Stage BootLoader (FSBL). + FSBL can be TF-A: Trusted Firmware for Cortex A, for trusted boot + chain. + SPL is the unsecure FSBL for the basic boot chain. config ARCH_ROCKCHIP bool "Support Rockchip SoCs" -- cgit