Kconfig option added for devices which support RSA Verification.
1. RSA_SOFTWARE_EXP
Enables driver for supporting RSA Modular Exponentiation in Software
2. RSA_FREESCALE_EXP
Enables driver for supporting RSA Modular Exponentiation using Freescale
specific
driver
The above drivers use RSA uclass
Signed-off-by: Ruchika Gupta <ruchika.gu...@freescale.com>
CC: Simon Glass <s...@chromium.org>
---
Changes in v4:
Introduced 2 options when CONFIG_RSA is selected:
RSA_SOFTWARE_EXP
RSA_FREESCALE_EXP
Removed RSA_HW. Changes the name pf RSA_SW to RSA_SOFTWARE_EXP
Changes in v3:
New patch
lib/Kconfig | 10 +---------
lib/rsa/Kconfig | 30 ++++++++++++++++++++++++++++++
2 files changed, 31 insertions(+), 9 deletions(-)
create mode 100644 lib/rsa/Kconfig
diff --git a/lib/Kconfig b/lib/Kconfig
index f317f81..a1f30a2 100644
--- a/lib/Kconfig
+++ b/lib/Kconfig
@@ -27,14 +27,6 @@ config SYS_HZ
get_timer() must operate in milliseconds and this option must be
set to 1000.
-config RSA
- bool "Use RSA Library"
- depends on DM
- help
- RSA support.This enables the RSA algorithm used for FIT image
- verification in U-Boot. RSA support for Modular exponentiation
- is implemented as a driver model. Driver Model should be enabled
- to select this option.
- See doc/uImage.FIT/signature.txt for more details.
+source lib/rsa/Kconfig
endmenu
diff --git a/lib/rsa/Kconfig b/lib/rsa/Kconfig
new file mode 100644
index 0000000..14155b9
--- /dev/null
+++ b/lib/rsa/Kconfig
@@ -0,0 +1,30 @@
+config RSA
+ bool "Use RSA Library"
+ depends on DM
+ select RSA_FREESCALE_EXP if FSL_CAAM
+ select RSA_SOFTWARE_EXP if !RSA_FREESCALE_EXP
+ help
+ RSA support.This enables the RSA algorithm used for FIT image
+ verification in U-Boot. RSA support for Modular exponentiation
+ is implemented as a driver model. Driver Model should be enabled
+ to select this option.
+ See doc/uImage.FIT/signature.txt for more details.
+
+if RSA
+config RSA_SOFTWARE_EXP
+ bool "Enable driver for RSA Modular Exponentiation in software"
+ depends on DM && RSA
+ help
+ Enables driver for modular exponentiation in software. This is a RSA
+ algorithm used in FIT image verification. It required RSA Key as
+ input.
+ See doc/uImage.FIT/signature.txt for more details.
+
+config RSA_FREESCALE_EXP
+ bool "Enable RSA Modular Exponentiation with FSL crypto accelerator"
+ depends on DM && RSA && FSL_CAAM
+ help
+ Enables driver for RSA modular exponentiation using Freescale
cryptographic
+ accelerator - CAAM.
+
+endif
--
1.8.1.4
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