[U-Boot] Maximum size of u-boot.imx for TBS2910 board

[Tom Rini <trini@konsulko.com>]

On Thu, Nov 21, 2019 at 11:01:43PM +0100, Marek Vasut wrote:
> On 11/21/19 10:59 PM, Heinrich Schuchardt wrote:
> > On 11/21/19 9:12 PM, Tom Rini wrote:
> >> On Thu, Nov 21, 2019 at 09:09:29PM +0100, Heinrich Schuchardt wrote:
> >>> Hello Soeren,
> >>>
> >>> when trying to add support for function key support in the USB keyboard
> >>> driver u-boot.imx for the TBS2910 surpassed the maximum size for
> >>> u-boot.imx.
> >>> https://travis-ci.org/marex/u-boot-usb/builds/614059004
> >>>
> >>> Do you remember why on the TBS2910 board this size is limited to
> >>> 0x5fc00? Other i.MX6 boards like the Wandboard allow a much larger
> >>> u-boot.imx.
> >>>
> >>> The limit is defined here:
> >>> include/configs/tbs2910.h:80:
> >>> #define CONFIG_BOARD_SIZE_LIMIT 392192 /* (CONFIG_ENV_OFFSET - 1024) */
> >>>
> >>> Could the value CONFIG_ENV_OFFSET=0x60000 be enlarged?
> >>>
> >>> Many i.MX6 defconfigs use CONFIG_ENV_OFFSET=0xC0000.
> >>
> >> The nature of these boards (aimed at end users) means that we just do
> >> not want to / cannot really move the stored environment.  Thanks!
> > 
> > Another possibility would be to reduce the image size by using
> > CONFIG_REGEX=n which should be fine for a board with only one supported
> > network interface.
> 
> But the board was fine before your patchset got applied and this is just
> a workaround for added bloat, which reduces functionality. I dislike
> trading functionality for bloat, sorry.

One persons "bloat" is another persons "added functionality".  I believe
the specific changes in question that once again push this board over
fall in to that grey area.  Whatever size-trimming the board maintainer
is fine with next is fine with me, but needs to get ack'd by someone.

-- 
Tom
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