ARM: tegra: support running in non-secure mode

[people/ms/u-boot.git] / README

diff --git a/README b/README
index a28ff133ee057c17af79a397e44325328f82dedf..8a4c5a721e561ae4f3b2624a5227dabd117b03c0 100644 (file)
--- a/README
+++ b/README
@@ -621,6 +621,13 @@ The following options need to be configured:
                exists, unlike the similar options in the Linux kernel. Do not
                set these options unless they apply!
 
+- Tegra SoC options:
+               CONFIG_TEGRA_SUPPORT_NON_SECURE
+
+               Support executing U-Boot in non-secure (NS) mode. Certain
+               impossible actions will be skipped if the CPU is in NS mode,
+               such as ARM architectural timer initialization.
+
 - Driver Model
                Driver model is a new framework for devices in U-Boot
                introduced in early 2014. U-Boot is being progressively
@@ -1257,6 +1264,9 @@ The following options need to be configured:
                SoC, then define this variable and provide board
                specific code for the "hw_watchdog_reset" function.
 
+               CONFIG_AT91_HW_WDT_TIMEOUT
+               specify the timeout in seconds. default 2 seconds.
+
 - U-Boot Version:
                CONFIG_VERSION_VARIABLE
                If this variable is defined, an environment variable