SD communication protocol

Camilo Andres Diaz Botia cadiazb at gmail.com
Fri May 28 00:29:57 EDT 2010


Hi,

I want to know how the ben's mmc driver reads the four data lines of the SD
card. I believe they are read in the function jz4740_mmc_read_data, however
I haven't managed to find where the function "*readl*" is defined (same as
writel in function jz4740_mmc_read_data).

Thank you,

Camilo
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