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Date: Fri, 9 Oct 2015 09:52:04 +0200 From: Thomas Petazzoni <thomas.petazzoni@...e-electrons.com> To: Marcin Wojtas <mw@...ihalf.com> Cc: linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org, linux-mmc@...r.kernel.org, ulf.hansson@...aro.org, sebastian.hesselbarth@...il.com, andrew@...n.ch, jason@...edaemon.net, gregory.clement@...e-electrons.com, nadavh@...vell.com, alior@...vell.com, tawfik@...vell.com, jaz@...ihalf.com Subject: Re: [PATCH v2 3/5] ARM: mvebu: set SW polling as SDHCI card detection on A388-GP Dear Marcin Wojtas, On Fri, 9 Oct 2015 03:03:53 +0200, Marcin Wojtas wrote: > The newest revisions of A388-GP (v1.5 and higher) support only > DAT3-based card detection. Revisions < v1.5 based on GPIO detection > via I2C expander, but this solution is supposed to be deprecated on > new boards. In order to satisfy all type of hardware this commit > changes card detection to use software polling mechanism. > > Signed-off-by: Marcin Wojtas <mw@...ihalf.com> Can we add a comment on the DT that explains why SW polling is used, and which other mechanism can be used depending on the board revision? Thanks, Thomas -- Thomas Petazzoni, CTO, Free Electrons Embedded Linux, Kernel and Android engineering http://free-electrons.com -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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