linux-kernel - Re: [RESEND PATCH v2 14/15] ASoC: qcom: apq8096: Add db820c machine driver

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Message-ID: <20180103200454.GC478@tuxbook>
Date:   Wed, 3 Jan 2018 12:04:54 -0800
From:   Bjorn Andersson <bjorn.andersson@...aro.org>
To:     Srinivas Kandagatla <srinivas.kandagatla@...aro.org>
Cc:     Andy Gross <andy.gross@...aro.org>,
        Mark Brown <broonie@...nel.org>, linux-arm-msm@...r.kernel.org,
        alsa-devel@...a-project.org, David Brown <david.brown@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Liam Girdwood <lgirdwood@...il.com>,
        Patrick Lai <plai@...eaurora.org>,
        Banajit Goswami <bgoswami@...eaurora.org>,
        Jaroslav Kysela <perex@...ex.cz>,
        Takashi Iwai <tiwai@...e.com>, linux-soc@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, sboyd@...eaurora.org
Subject: Re: [RESEND PATCH v2 14/15] ASoC: qcom: apq8096: Add db820c machine
 driver

On Wed 03 Jan 08:27 PST 2018, Srinivas Kandagatla wrote:

> Thanks for the review comments.
> 
> 
> On 03/01/18 00:16, Bjorn Andersson wrote:
> > On Thu 14 Dec 09:34 PST 2017, srinivas.kandagatla@...aro.org wrote:
> > 
> > > From: Srinivas Kandagatla <srinivas.kandagatla@...aro.org>
> > > 
> > > uThis patch adds support to DB820c machine driver.
> > 
> > Drop 'u' and expand the message to claim that this is the machine driver
> > for 8996, used by the db820c.
> > 
> > [..]
> > > +static struct snd_soc_dai_link msm8996_dai_links[] = {
> > 
> > Are there any differences between the DAI links of apq8096 and msm8996?
> > 
> This driver is more of board specific,
> Am not 100% sure about msm8996, on apq8096 in particularly on db820c we got
> hdmi and analog audio connected via slimbus and also I2S on lowspeed
> connector.
> 

Can this be kept platform specific and the board specific routing put in
DT?

I don't think we want to have a machine-driver for each board. Right now
you have 25 dtbs in mainline, that's going to be a lot of machine
drivers...

Regards,
Bjorn