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 --- drivers/ram/stm32mp1/stm32mp1_ram.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'drivers/ram') diff --git a/drivers/ram/stm32mp1/stm32mp1_ram.c b/drivers/ram/stm32mp1/stm32mp1_ram.c index bd497a3021..e45a3b2658 100644 --- a/drivers/ram/stm32mp1/stm32mp1_ram.c +++ b/drivers/ram/stm32mp1/stm32mp1_ram.c @@ -157,7 +157,8 @@ static int stm32mp1_ddr_probe(struct udevice *dev) priv->info.base = STM32_DDR_BASE; -#if !defined(CONFIG_SPL) || defined(CONFIG_SPL_BUILD) +#if !defined(CONFIG_STM32MP1_TRUSTED) && \ + (!defined(CONFIG_SPL) || defined(CONFIG_SPL_BUILD)) priv->info.size = 0; return stm32mp1_ddr_setup(dev); #else -- cgit