[PATCH v2 4/5] arm64: dts: fsd: Add codec node for Tesla FSD

Padmanabhan Rajanbabu p.rajanbabu at samsung.com
Mon Jan 9 05:05:17 CET 2023



> -----Original Message-----
> From: Krzysztof Kozlowski [mailto:krzysztof.kozlowski at linaro.org]
> Sent: 03 January 2023 04:41 PM
> To: Padmanabhan Rajanbabu <p.rajanbabu at samsung.com>;
> lgirdwood at gmail.com; broonie at kernel.org; robh+dt at kernel.org;
> krzysztof.kozlowski+dt at linaro.org; s.nawrocki at samsung.com;
> perex at perex.cz; tiwai at suse.com; pankaj.dubey at samsung.com;
> alim.akhtar at samsung.com; rcsekar at samsung.com;
> aswani.reddy at samsung.com
> Cc: alsa-devel at alsa-project.org; devicetree at vger.kernel.org; linux-
> kernel at vger.kernel.org; linux-samsung-soc at vger.kernel.org
> Subject: Re: [PATCH v2 4/5] arm64: dts: fsd: Add codec node for Tesla FSD
> 
> On 03/01/2023 05:56, Padmanabhan Rajanbabu wrote:
> > Add device tree node support for codec on Tesla FSD platform.
> >
> > Signed-off-by: Padmanabhan Rajanbabu <p.rajanbabu at samsung.com>
> > ---
> >  arch/arm64/boot/dts/tesla/fsd-evb.dts | 13 +++++++++++++
> >  1 file changed, 13 insertions(+)
> >
> > diff --git a/arch/arm64/boot/dts/tesla/fsd-evb.dts
> > b/arch/arm64/boot/dts/tesla/fsd-evb.dts
> > index cf5f2ce4d2a7..e2fd49774f15 100644
> > --- a/arch/arm64/boot/dts/tesla/fsd-evb.dts
> > +++ b/arch/arm64/boot/dts/tesla/fsd-evb.dts
> > @@ -10,6 +10,7 @@
> >
> >  /dts-v1/;
> >  #include "fsd.dtsi"
> > +#include <dt-bindings/gpio/gpio.h>
> >
> >  / {
> >  	model = "Tesla Full Self-Driving (FSD) Evaluation board"; @@ -34,6
> > +35,18 @@
> >  	clock-frequency = <24000000>;
> >  };
> >
> > +&hsi2c_5 {
> > +	status = "okay";
> > +
> > +	tlv320aic3x: codec at 18 {
> > +		#sound-dai-cells = <0>;
> > +		compatible = "ti,tlv320aic3104";
> > +		reg = <0x18>;
> 
> First compatible, then reg, then the rest.

Okay, I'll update the same in the next patch set.

> 
> > +		reset-gpios = <&gpg1 6 GPIO_ACTIVE_LOW>;
> > +		status = "okay";
> 
> It's by default. Why do you need it?

Okay, I understood that if there is no status entry, it is
treated as "okay". I'll update the same in the next
patch set.

> 
> Best regards,
> Krzysztof

Thanks,
Padmanabhan R.




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