On Thu, Sep 24, 2015 at 05:23:52PM +0200, Hans de Goede wrote: > The tzx-723q[a]4 board variant of A33 based Q8 formfactor tablets was > given its own dts file because the mmc would not work with a drive > strength of 30mA, Android seemed to be using a lower drive-strength > and doing the same with the upstream kernel seemed to fix this issue. > > While working on a similar fix for u-boot I noticed that Android did > not use a lower drive strength for mmc0, but for mmc1, so mmc0 should > work fine with a drive strength of 30mA. > > Further investigation has shown that Allwinner is using slightly > tweaked clock sample phase settings in newer Android kernels, and > that updating the mainstream sunxi mmc driver to these settings fixes > this. > > With this fixed we no longer need a dts file specifically for these > pcb varants -> drop this dts file. I dropped the patch. > This reverts commit fb61c559a810f1487892b83d2d0606af1d020318. Checkpatch prints an error about this one. Make sure you have the right commit format. Thanks! Maxime -- Maxime Ripard, Free Electrons Embedded Linux, Kernel and Android engineering http://free-electrons.com
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