On Fri 2018-07-13 17:47:20, Geert Uytterhoeven wrote:
> Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>


> +		     following steps must be followed exactly:
> +		       1. Configure PMIC for backup mode, to change the role of
> +			  the accessory power switch from a power switch to a
> +			  wake-up switch,
> +		       2. Switch accessory power switch off, to prepare for
> +			  system suspend, which is a manual step not controlled
> +			  by software,
> +		       3. Suspend system,
> +		       4. Switch accessory power switch on, to resume the
> +			  system.
> +		     DDR Backup Mode must be explicitly enabled by the user,
> +		     to invoke step 1.

I'd add "please don't design hardware like that" :-). Anyway,

Acked-by: Pavel Machek <pavel@ucw.cz>

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