[RFC PATCH 0/3] clk: stm32: Add clock driver for STM32F4[23]xxx devices

[Maxime Coquelin]

Hi Daniel,

2015-05-22 22:41 GMT+02:00 Daniel Thompson <daniel.thompson at linaro.org>:
>  2. Allocating ~80 clock components appears to fragment memory enough
>     to prevent busybox (.text is ~300K, non-XIP) from running getty.
>     I have to use "init=/bin/sh" to avoid OOM problems.
>

Yes, I reproduced the same issue while testing your work.

Could you try with:
CONFIG_NOMMU_INITIAL_TRIM_EXCESS=0

It solves (hides) the problem on my side.
You can eventually setting it once booted to 1 via procfs.

Kind regards,
Maxime