Subject: [PATCH v4 1/2] ARM: socfpga: support suspend to ram

From: [email-masked] (Pavel Machek)
Date: Mon, 25 May 2015 14:41:33 +0200

Hi!

> Suspend-to-RAM and EDAC support are mutually exclusive on SOCFPGA
> platforms.  CONFIG_SOCFPGA_SUSPEND enables suspend-to-RAM and
> prevents selecting CONFIG_EDAC_ALTERA_MC.

Do we went to have the dependency at the .config time? We would like
to do generic kernels booting on many machines, this kind of breaks
that...

> +	/*
> +	 * This code assumes that the bootloader has already
> +	 * properly configured the sdram controller:

Which bootloaders can do that? 

> +	 * sdr.ctrlcfg.lowpwreq.selfrfshmask = 3
> +	 * sdr.ctrlcfg.lowpwrtiming.clkdisablecycles = 8
> +	 * sdr.ctrlcfg.dramtiming4.selfrfshexit = 512

Would it make sense to configure it in Linux?

Thanks,
									Pavel
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