[PATCH v4 4/4] ARM: stm32: Make ECDSA authentication available to U-Boot

Marek Vasut marex at denx.de
Thu Jan 12 18:58:42 CET 2023

With U-Boot having access to ROM API call table, it is possible to use
the ROM API call it authenticate e.g. signed kernel fitImages using the
BootROM ECDSA support. Make this available by pulling the ECDSA BootROM
call support from SPL-only guard.

Reviewed-by: Patrice Chotard <patrice.chotard at foss.st.com>
Reviewed-by: Patrick Delaunay <patrick.delaunay at foss.st.com>
Signed-off-by: Marek Vasut <marex at denx.de>
Cc: Alexandru Gagniuc <mr.nuke.me at gmail.com>
Cc: Patrice Chotard <patrice.chotard at foss.st.com>
Cc: Patrick Delaunay <patrick.delaunay at foss.st.com>
V2: Add RB from Patrice and Patrick
V3: No change
V4: No change
 arch/arm/mach-stm32mp/Makefile | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/arm/mach-stm32mp/Makefile b/arch/arm/mach-stm32mp/Makefile
index 1db9057e049..a19b2797c8b 100644
--- a/arch/arm/mach-stm32mp/Makefile
+++ b/arch/arm/mach-stm32mp/Makefile
@@ -11,10 +11,10 @@ obj-y += bsec.o
 obj-$(CONFIG_STM32MP13x) += stm32mp13x.o
 obj-$(CONFIG_STM32MP15x) += stm32mp15x.o
+obj-$(CONFIG_STM32_ECDSA_VERIFY) += ecdsa_romapi.o
 obj-y += spl.o
 obj-y += tzc400.o
-obj-$(CONFIG_STM32_ECDSA_VERIFY) += ecdsa_romapi.o
 obj-y += cmd_stm32prog/
 obj-$(CONFIG_CMD_STM32KEY) += cmd_stm32key.o

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