DTS question

Scott Wood scottwood at freescale.com
Fri Mar 21 08:48:37 EST 2008


Sean MacLennan wrote:
> The warp has an AD7414 chip hanging off the I2C bus. This chip can
> raise an interrupt when it crosses a critical threshold.
> 
> This interrupt is tied to IRQ2 from the processor. What is the best
> way to describe this interrupt in the DTS?
> 
> The warp.dts is available on request, but the one in the for-2.6.25
> tree is relatively up to date.

Add a node for the ad7414 under the i2c bus, and put the interrupt 
specifier there.  For best results, convert the ad7414 driver into a 
new-style i2c driver.

-Scott



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