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authorSimon Glass <sjg@chromium.org>2011-10-14 13:25:18 +0000
committerWolfgang Denk <wd@denx.de>2011-10-23 23:32:45 +0200
commit4a9b413108f4bd274973398356b45c0346238bc9 (patch)
treedae25295771bffb5d81b5bfb84d3dba5d1cd7e94 /drivers/serial
parent3668d8fa0417a3082aa57dd5e0db8fbe887c31e0 (diff)
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Add getenv_ulong() to read an integer from an environment variable
This is not an uncommon operation in U-Boot, so let's put it in a common function. Signed-off-by: Simon Glass <sjg@chromium.org> Acked-by: Mike Frysinger <vapier@gentoo.org>
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