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-rw-r--r--board/freescale/common/Makefile1
-rw-r--r--board/freescale/common/fsl_chain_of_trust.c17
2 files changed, 18 insertions, 0 deletions
diff --git a/board/freescale/common/Makefile b/board/freescale/common/Makefile
index 51d2814a434..be114cebef2 100644
--- a/board/freescale/common/Makefile
+++ b/board/freescale/common/Makefile
@@ -76,5 +76,6 @@ obj-$(CONFIG_LAYERSCAPE_NS_ACCESS) += ns_access.o
ifdef CONFIG_SECURE_BOOT
obj-$(CONFIG_CMD_ESBC_VALIDATE) += fsl_validate.o cmd_esbc_validate.o
endif
+obj-$(CONFIG_CHAIN_OF_TRUST) += fsl_chain_of_trust.o
endif
diff --git a/board/freescale/common/fsl_chain_of_trust.c b/board/freescale/common/fsl_chain_of_trust.c
index ff67bd7b8f9..ecfcc8253a8 100644
--- a/board/freescale/common/fsl_chain_of_trust.c
+++ b/board/freescale/common/fsl_chain_of_trust.c
@@ -51,3 +51,20 @@ int fsl_check_boot_mode_secure(void)
#endif
return 0;
}
+
+int fsl_setenv_chain_of_trust(void)
+{
+ /* Check Boot Mode
+ * If Boot Mode is Non-Secure, no changes are required
+ */
+ if (fsl_check_boot_mode_secure() == 0)
+ return 0;
+
+ /* If Boot mode is Secure, set the environment variables
+ * bootdelay = 0 (To disable Boot Prompt)
+ * bootcmd = CONFIG_CHAIN_BOOT_CMD (Validate and execute Boot script)
+ */
+ setenv("bootdelay", "0");
+ setenv("bootcmd", CONFIG_CHAIN_BOOT_CMD);
+ return 0;
+}