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Altera_Forum
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16 years ago

I2C interface on Linux (with MMU)

I have a few questions about I2C interfaces on Nios II on Linux with MMU. I found this thread http://www.alteraforum.com/forum/showthread.php?t=18441 (though forum search for "i2c" or "I2C" doe...
Altera_Forum's avatar
Altera_Forum
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16 years ago

With the RTC chip, of course the NIOS is the I²C Master.

For accessing just an RTC Chip, a bit banging I²C driver (no I²C-specific hardware) should work fine. Such a driver is standard in the Linux distribution.

If the hardware guys decided to use a piece of hardware they of course will be able to tell you where to find the appropriate (and not outdated) driver.

Microtronix usually do provide Linux drivers for their IP Cores.

-Michael