[RFT] MMC driver for s905/GXBB
khilman at baylibre.com
Thu Jun 23 16:40:25 PDT 2016
For those of you that have been waiting/asking for MMC support on
mainline for the s905/GXBB, you can stop waiting and start testing.
The v4.7/integ branch of the amlogic tree has the first pass of a
It's had some basic testing on the Amlogic P200 dev board and the
odroidc2 using external SD cards. Testing included creating
filesystems, basic file copy/delete/md5sum and card detect support.
Notably untested is the eMMC support, but I wanted to get it out sooner
rather than later for broader testing.
Also, for data xfer it's using memcpy (actually sg_copy_*_buffer) so
it's not terribly efficient, but the next step is to take better
advantage of the DMA-like descriptors in the MMC hardware to speed up
After a bit more cleanup and testing, I hope to get this posted to the
MMC list next week.
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