[alsa-devel] [PATCH 1/3] ASoC: OMAP: HDMI: Update machine driver name

Liam Girdwood lrg at ti.com
Wed Nov 14 11:16:56 CET 2012


On 14/11/12 02:30, Ricardo Neri wrote:
> Being the name of a machine driver, it aims to describe the connection between
> the HDMI IP of the processor and the companion chip it uses to connect to the
> outside world. This name tries to follow the same naming convention as in
> the OMAP-ABE-TWL6040 machine driver.
>
> TPD12S015 is an HDMI companion chip for DC-DC step-up, I2C level shifter and
> low-capacitance ESD protection. This chip is used on all OMAP4 Pandaboards an
> SDPs as well as in OMAP5 EVMs.
>

Is the TPD12S015 passive or actively controlled by the CPU in this case ?

If it's passive then it's not really worth changing the driver name since 
other OMAP4/5 devices may use other HDMI companion chips (an we can reuse this 
driver without changes).

Liam


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