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