Re: [PATCH] mmc: dw_mmc: Consider HLE errors to be data and command errors

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Am Mittwoch, 18. Mai 2016, 10:37:52 schrieb Doug Anderson:
> Note: I'd be very curious if your problems get better if you disable
> the "grf_force_jtag" bit in the GRF.  If you're using the builtin card
> detect and you use the boot default of "grf_force_jtag" then your pins
> will be unmuxed behind your back when the card is ejected.  This could
> be causing the dw_mmc controller to get confused.

On the rk3288, we saw issues with the jtag/sdmmc function and thus disabled 
that altogether in [0]. Not sure if that is a similar problem for you.

Heiko

[0] 
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=c9b75d51c940c25587a2ad72ec7ec60490abfb6c

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