From mboxrd@z Thu Jan  1 00:00:00 1970
From: Anatolij Gustschin <agust@denx.de>
Date: Wed, 5 Jun 2019 18:21:46 +0200
Subject: [U-Boot] Using fw_setenv to set negative numbers
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On Wed, 5 Jun 2019 15:57:55 +0000
Ken Sloat KSloat at aampglobal.com wrote:
...
> How can I set a negative number using the standard command call to fw_setenv?
> For example, if want to set bootdelay to a value of -2 (boot without delay), I currently
> cannot just say:
> fw_setenv bootdelay -2

Try using "fw_setenv bootdelay -- -2" command, it should work.

--
Anatolij