From: robertcnelson <robertcnelson@gmail.com>
To: u-boot@lists.denx.de
Subject: [U-Boot] [PATCH 2/2] omap3_beagle: xM A/B validate new dtb exits in file system
Date: Fri, 2 May 2014 15:15:03 -0500 [thread overview]
Message-ID: <1399061703-31234-1-git-send-email-robertcnelson@gmail.com> (raw)
From: Robert Nelson <robertcnelson@gmail.com>
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>
---
include/configs/omap3_beagle.h | 8 +++++++-
1 file changed, 7 insertions(+), 1 deletion(-)
diff --git a/include/configs/omap3_beagle.h b/include/configs/omap3_beagle.h
index a1d38ff..06b9006 100644
--- a/include/configs/omap3_beagle.h
+++ b/include/configs/omap3_beagle.h
@@ -248,6 +248,12 @@
"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} ${bootenv}\0" \
"importbootenv=echo Importing environment from mmc ...; " \
@@ -263,7 +269,7 @@
"rootfstype=${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" \
--
1.9.2
next reply other threads:[~2014-05-02 20:15 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-05-02 20:15 robertcnelson [this message]
2014-05-02 20:17 ` [U-Boot] [PATCH 2/2] omap3_beagle: xM A/B validate new dtb exits in file system Robert Nelson
2014-05-09 16:37 ` Tom Rini
2014-05-14 1:36 ` [U-Boot] [U-Boot, " Tom Rini
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