Re: [PATCH 11/13] arm64: dts: qcom: msm8916-samsung-gt5: Add sound and modem

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On Tue, Sep 26, 2023 at 09:03:14PM +0200, Konrad Dybcio wrote:
> On 26.09.2023 18:51, Stephan Gerhold wrote:
> > From: Jasper Korten <jja2000@xxxxxxxxx>
> > 
> > Enable sound and modem for the Samsung Galaxy Tab A 2015 tablets.
> > The setup is similar to most MSM8916 devices, i.e.:
> > 
> >  - QDSP6 audio
> >  - Headphones/microphones via digital/analog codec in
> >    MSM8916/PM8916. Earpiece exists on samsung-gt58 only.
> >  - WWAN Internet via BAM-DMUX
> > 
> > except:
> > 
> >  - gt510: Stereo Maxim MAX98357A codecs for speaker on Quaternary MI2S
> >  - gt58: Mono NXP TFA9895 codec for speaker on Quaternary MI2S
> >    - For some reason connected to GPIOs where no hardware I2C
> >      controller is available -> need to use i2c-gpio
> > - Samsung-specific audio jack detection (not supported yet)
> > 
> > Signed-off-by: Jasper Korten <jja2000@xxxxxxxxx>
> > Co-developed-by: Siddharth Manthan <siddharth.manthan@xxxxxxxxx>
> > Signed-off-by: Siddharth Manthan <siddharth.manthan@xxxxxxxxx>
> > Co-developed-by: Nikita Travkin <nikita@xxxxxxx>
> > Signed-off-by: Nikita Travkin <nikita@xxxxxxx>
> > [Stephan: Add consistent commit message]
> > Signed-off-by: Stephan Gerhold <stephan@xxxxxxxxxxx>
> > ---
> >  .../boot/dts/qcom/msm8916-samsung-gt5-common.dtsi  | 36 ++++++++++++++++++
> >  arch/arm64/boot/dts/qcom/msm8916-samsung-gt510.dts | 23 ++++++++++++
> >  arch/arm64/boot/dts/qcom/msm8916-samsung-gt58.dts  | 43 ++++++++++++++++++++++
> >  3 files changed, 102 insertions(+)
> > 
> > diff --git a/arch/arm64/boot/dts/qcom/msm8916-samsung-gt5-common.dtsi b/arch/arm64/boot/dts/qcom/msm8916-samsung-gt5-common.dtsi
> > index 6a16eb5ce07b..396853fcece5 100644
> > --- a/arch/arm64/boot/dts/qcom/msm8916-samsung-gt5-common.dtsi
> > +++ b/arch/arm64/boot/dts/qcom/msm8916-samsung-gt5-common.dtsi
> > @@ -3,9 +3,12 @@
> >  /dts-v1/;
> >  
> >  #include "msm8916-pm8916.dtsi"
> > +#include "msm8916-modem-qdsp6.dtsi"
> > +
> >  #include <dt-bindings/gpio/gpio.h>
> >  #include <dt-bindings/input/input.h>
> >  #include <dt-bindings/interrupt-controller/irq.h>
> > +#include <dt-bindings/sound/apq8016-lpass.h>
> >  
> >  / {
> >  	aliases {
> > @@ -116,6 +119,17 @@ &blsp_uart2 {
> >  	status = "okay";
> >  };
> >  
> > +&lpass {
> > +	dai-link@3 {
> > +		reg = <MI2S_QUATERNARY>;
> > +		qcom,playback-sd-lines = <1>;
> > +	};
> > +};
> status = reserved?
> 

For reference:
https://lore.kernel.org/linux-arm-msm/ZRMwdRo9hAm4BO5E@xxxxxxxxxxx/

> [...]
> >  
> > +	i2c-amplifier {
> > +		compatible = "i2c-gpio";
> > +		sda-gpios = <&tlmm 55 (GPIO_ACTIVE_HIGH|GPIO_OPEN_DRAIN)>;
> > +		scl-gpios = <&tlmm 56 (GPIO_ACTIVE_HIGH|GPIO_OPEN_DRAIN)>;
> non-msm8916 files have a space around the OR operator, hm
> 

Hm I can add a space if you think it looks better. :D

Thanks,
Stephan




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