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Altera_Forum's avatar
Altera_Forum
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20 years ago

EPCS Driver and Filesystem

Just a heads up.. I started work on an EPCS Driver for uClinux, going through the MTD Layer. I can get the new driver to probe and install itself, and catch the read/write routines, so it's just ...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
20 years ago

I was wondering if I should use the 'readl' or 'writel' macros to basically emulate IORDs and IOWRs, or should I just initialize pointers to the correct memory locations? I had the driver detecting a chip successfully, but it's very erratic; I can add some printks and functionality completely changes, but that was using pointers. I took a look at u-boots EPCS code, and that uses readl/writel, so I was thinking of that...