The u-boot binary sits in flash immediately before the environment.
Don't allow the binary size to grow into the environment space.

Signed-off-by: Chris Packham <judge.pack...@gmail.com>
---
This will actually result in a build failure. Which is what we want, at
least until https://lists.denx.de/pipermail/u-boot/2018-June/330467.html
is merged.

 include/configs/sheevaplug.h | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/include/configs/sheevaplug.h b/include/configs/sheevaplug.h
index 23dd5ceb7cb9..dc6375841ed8 100644
--- a/include/configs/sheevaplug.h
+++ b/include/configs/sheevaplug.h
@@ -44,6 +44,11 @@
 #define CONFIG_ENV_SIZE                        0x20000 /* 128k */
 #define CONFIG_ENV_ADDR                        0x80000
 #define CONFIG_ENV_OFFSET              0x80000 /* env starts here */
+/*
+ * Environment is right behind U-Boot in flash. Make sure U-Boot
+ * doesn't grow into the environment area.
+ */
+#define CONFIG_BOARD_SIZE_LIMIT                CONFIG_ENV_OFFSET
 
 /*
  * Default environment variables
-- 
2.17.0

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