From d8a0db45367acd94c022f2d1380857e98959c7b2 Mon Sep 17 00:00:00 2001 From: Thomas Bourgoin Date: Wed, 4 Feb 2026 11:20:48 +0100 Subject: stm32mp: cmd_stm32key: add support of remoteproc firmware encryption key Add support of RPROC-FW-KEY for STM32MP25, STM32MP23 and STM32MP21. Signed-off-by: Thomas Bourgoin Signed-off-by: Patrice Chotard Reviewed-by: Patrick Delaunay --- arch/arm/mach-stm32mp/cmd_stm32key.c | 16 +++++++++++++++- 1 file changed, 15 insertions(+), 1 deletion(-) diff --git a/arch/arm/mach-stm32mp/cmd_stm32key.c b/arch/arm/mach-stm32mp/cmd_stm32key.c index cd539a626d1..7a82152faf3 100644 --- a/arch/arm/mach-stm32mp/cmd_stm32key.c +++ b/arch/arm/mach-stm32mp/cmd_stm32key.c @@ -93,6 +93,13 @@ const struct stm32key stm32mp21_list[] = { .start = 260, .size = 8, }, + { + .name = "RPROC-FW-ENC-KEY", + .desc = "Encryption/Decryption Key for remote processor firmware", + .start = 332, + .size = 8, + .key_format = format2, + }, { .name = "EDMK1-128b", .desc = "Encryption/Decryption Master 128b Key for FSBLA or M", @@ -141,6 +148,13 @@ const struct stm32key stm32mp2x_list[] = { .start = 260, .size = 8, }, + { + .name = "RPROC-FW-ENC-KEY", + .desc = "Encryption/Decryption Key for remote processor firmware", + .start = 336, + .size = 8, + .key_format = format2, + }, { .name = "EDMK1", .desc = "Encryption/Decryption Master Key for FSBLA or M", @@ -284,7 +298,7 @@ static u32 format1(u32 value) return __be32_to_cpu(value); } -static u32 __maybe_unused format2(u32 value) +static u32 format2(u32 value) { return __le32_to_cpu(value); } -- cgit v1.2.3