Messages in this thread | | | Date | Fri, 9 Oct 2015 09:52:04 +0200 | From | Thomas Petazzoni <> | Subject | Re: [PATCH v2 3/5] ARM: mvebu: set SW polling as SDHCI card detection on A388-GP |
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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@semihalf.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
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