[PATCH RFT v1 01/17] spl: Kconfig: add SPL_OS_BOOT_SECURE config symbol

[Anshul Dalal]

This patch adds the new SPL_OS_BOOT_SECURE symbol that enables secure
boot flow in falcon mode. This symbol can be used to disable certain
inherently insecure options during falcon boot.

Signed-off-by: Anshul Dalal <anshuld at ti.com>
---
 common/spl/Kconfig | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/common/spl/Kconfig b/common/spl/Kconfig
index ab05536bd02..7e87e50f693 100644
--- a/common/spl/Kconfig
+++ b/common/spl/Kconfig
@@ -1206,6 +1206,14 @@ config SPL_OS_BOOT
 	  Enable booting directly to an OS from SPL.
 	  for more info read doc/README.falcon
 
+config SPL_OS_BOOT_SECURE
+	bool "Allow Falcon Mode on secure devices"
+	depends on SPL_OS_BOOT
+	help
+	  This allows for secure devices with signature verification capabilities
+	  to use falcon mode by disabling certain inherently non-securable options
+	  in the SPL boot flow.
+
 config SPL_PAYLOAD_ARGS_ADDR
 	hex "Address in memory to load 'args' file for Falcon Mode to"
 	depends on SPL_OS_BOOT || SPL_LOAD_FIT_OPENSBI_OS_BOOT
-- 
2.51.0