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authorRobert Nelson <robertcnelson@gmail.com>2014-05-02 15:15:03 -0500
committerTom Rini <trini@ti.com>2014-05-13 19:43:00 -0400
commit4fa2427c5d8e36df5a6a2ce020c5166ec0da6bd8 (patch)
tree37cdaa86e833014d7c91c6d69144f0594266fdb0 /include/configs/omap3_beagle.h
parent3d47ffb9933d82243a357c5f0df22c896e6c5a5d (diff)
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omap3_beagle: xM A/B validate new dtb exits in file system
Fall back to previous dtb used when omap3-beagle-xm-ab.dtb doesn't exist in file system Signed-off-by: Robert Nelson <robertcnelson@gmail.com> CC: Tom Rini <trini@ti.com> CC: Nishanth Menon <nm@ti.com> Acked-by: Tom Rini <trini@ti.com>
Diffstat (limited to 'include/configs/omap3_beagle.h')
-rw-r--r--include/configs/omap3_beagle.h8
1 files changed, 7 insertions, 1 deletions
diff --git a/include/configs/omap3_beagle.h b/include/configs/omap3_beagle.h
index 2390564..d07e52d 100644
--- a/include/configs/omap3_beagle.h
+++ b/include/configs/omap3_beagle.h
@@ -175,6 +175,12 @@
"setenv fdtfile omap3-beagle-xm.dtb; fi; " \
"if test $fdtfile = undefined; then " \
"echo WARNING: Could not determine device tree to use; fi; \0" \
+ "validatefdt=" \
+ "if test $beaglerev = xMAB; then " \
+ "if test ! -e mmc ${bootpart} ${bootdir}/${fdtfile}; then " \
+ "setenv fdtfile omap3-beagle-xm.dtb; " \
+ "fi; " \
+ "fi; \0" \
"bootenv=uEnv.txt\0" \
"loadbootenv=fatload mmc ${mmcdev} ${loadaddr} ${bootenv}\0" \
"importbootenv=echo Importing environment from mmc ...; " \
@@ -190,7 +196,7 @@
"rootfstype=${ramrootfstype}\0" \
"loadramdisk=load mmc ${bootpart} ${rdaddr} ${bootdir}/${ramdisk}\0" \
"loadimage=load mmc ${bootpart} ${loadaddr} ${bootdir}/${bootfile}\0" \
- "loadfdt=load mmc ${bootpart} ${fdtaddr} ${bootdir}/${fdtfile}\0" \
+ "loadfdt=run validatefdt; load mmc ${bootpart} ${fdtaddr} ${bootdir}/${fdtfile}\0" \
"mmcboot=echo Booting from mmc ...; " \
"run mmcargs; " \
"bootm ${loadaddr}\0" \