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authorVanessa Maegima <vanessa.maegima@nxp.com>2017-08-29 13:53:18 -0300
committerStefano Babic <sbabic@denx.de>2017-09-18 17:15:28 +0200
commit0bfd4f81ae3d28e951111481e9af66ba1f7be671 (patch)
tree61e70b7b1e61c5c8302a235c7f4906a164b36cf1 /board/technexion/pico-imx7d
parent8590786acfc3d2afb46f739c2e72b98ef3d9e172 (diff)
pico-imx7d: Add "how to boot with NXP 4.1 Kernel"
The NXP 4.1 kernel needs to boot with secure boot. Add information on how to enable secure boot mode. Signed-off-by: Vanessa Maegima <vanessa.maegima@nxp.com>
Diffstat (limited to 'board/technexion/pico-imx7d')
-rw-r--r--board/technexion/pico-imx7d/README17
1 files changed, 17 insertions, 0 deletions
diff --git a/board/technexion/pico-imx7d/README b/board/technexion/pico-imx7d/README
index a2805ee080..8af4effa78 100644
--- a/board/technexion/pico-imx7d/README
+++ b/board/technexion/pico-imx7d/README
@@ -47,3 +47,20 @@ Remove power from the pico board.
Put pico board into normal boot mode.
Power up the board and the new updated U-Boot should boot from eMMC.
+
+Building U-Boot to boot with NXP 4.1 kernel:
+
+The NXP 4.1 kernel boots only in secure boot mode on mx7.
+
+Follow the next steps to enable secure boot:
+
+$ make mrproper
+$ make pico-imx7d_defconfig
+$ make menuconfig
+ -> ARM architecture
+ -> [*] Enable support for booting in non-secure mode
+ -> [*] Boot in secure mode by default
+ -> Exit
+$ make
+
+Flash u-boot.imx using the imx_usb_loader tool.