arm: mach-omap2: Generate MLO file from SD boot capable targets
Secure boot targets that can be loaded from an SD card FAT partition
need to be called "MLO" on the filesystem, make a copy with this name
to clarify the correct image for SD card booting.
Signed-off-by: Andrew F. Davis <afd@ti.com>
Reviewed-by: Lokesh Vutla <lokeshvutla@ti.com>
diff --git a/arch/arm/mach-omap2/config_secure.mk b/arch/arm/mach-omap2/config_secure.mk
index 0346cb9..c12fbc6 100644
--- a/arch/arm/mach-omap2/config_secure.mk
+++ b/arch/arm/mach-omap2/config_secure.mk
@@ -67,9 +67,14 @@
u-boot-spl_HS_ULO: $(obj)/u-boot-spl.bin FORCE
$(call if_changed,mkomapsecimg)
-# Standard ISSW target (certain devices, various boot modes)
+# Standard ISSW target (certain devices, various boot modes), when copied to
+# an SD card FAT partition this file must be called "MLO", we make a copy with
+# this name to make this clear
u-boot-spl_HS_ISSW: $(obj)/u-boot-spl.bin FORCE
$(call if_changed,mkomapsecimg)
+ @if [ -f $@ ]; then \
+ cp -f $@ MLO; \
+ fi
# For SPI flash on AM335x and AM43xx, these require special byte swap handling
# so we use the SPI_X-LOADER target instead of X-LOADER and let the
@@ -79,9 +84,13 @@
# For supporting single stage boot on keystone, the image is a full u-boot
# file, not an SPL. This will work for all boot devices, other than SPI
-# flash
+# flash. On Keystone devices when booting from an SD card FAT partition this
+# file must be called "MLO"
u-boot_HS_MLO: $(obj)/u-boot.bin
$(call if_changed,mkomapsecimg)
+ @if [ -f $@ ]; then \
+ cp -f $@ MLO; \
+ fi
# For supporting single stage XiP QSPI on AM43xx, the image is a full u-boot
# file, not an SPL. In this case the mkomapsecimg command looks for a