[alsa-devel] CS4279 and hw_read_t/hw_write_t
jonsmirl at gmail.com
Mon Jul 21 17:25:05 CEST 2008
On 7/21/08, Timur Tabi <timur at freescale.com> wrote:
> Jon Smirl wrote:
> > You'd have to read the CS4270 datasheet in detail to see if can even
> > be hooked up to an smbus controller. smbus is a subset of full i2c.
> There's no mention of SM Bus anywhere in the CS4270 datasheet. Can I assume
> that it won't work?
SMBus devices will work on an i2c controller. But i2c devices won't
always work on a smbus controller. i2c is a superset of smbus, it can
do things smbus can't.
SMbus (system management bus) is usually used for simple things like
fan and temperature monitors.
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