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Thu, 22 May 2025 10:41:07 -0700 (PDT) From: Alexey Klimov Date: Thu, 22 May 2025 18:41:02 +0100 Subject: [PATCH v3 12/12] arm64: dts: qcom: qrb4210-rb2: add VA capture support Precedence: bulk X-Mailing-List: linux-gpio@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20250522-rb2_audio_v3-v3-12-9eeb08cab9dc@linaro.org> References: <20250522-rb2_audio_v3-v3-0-9eeb08cab9dc@linaro.org> In-Reply-To: <20250522-rb2_audio_v3-v3-0-9eeb08cab9dc@linaro.org> To: Srinivas Kandagatla , Mark Brown , linux-sound@vger.kernel.org Cc: Liam Girdwood , Rob Herring , Krzysztof Kozlowski , Krzysztof Kozlowski , Conor Dooley , Bjorn Andersson , Dmitry Baryshkov , Konrad Dybcio , Konrad Dybcio , Jaroslav Kysela , Takashi Iwai , linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-gpio@vger.kernel.org X-Mailer: b4 0.14.2 Add support for audio capture using onboard DMIC. It is directly connected to vamacro and txmacro without any soundwire interfaces. The capture was verified using the following commands: amixer -c0 cset iface=MIXER,name='MultiMedia3 Mixer VA_CODEC_DMA_TX_0' 1 amixer -c0 cset iface=MIXER,name='VA_AIF1_CAP Mixer DEC0' 1 amixer -c0 cset iface=MIXER,name='VA_DEC0 Volume' 110 amixer -c0 cset iface=MIXER,name='VA DMIC MUX0' 2 arecord -D hw:0,2 -f S16_LE -c 2 -r 48000 -d 5 record.wav Cc: Srinivas Kandagatla Signed-off-by: Alexey Klimov --- arch/arm64/boot/dts/qcom/qrb4210-rb2.dts | 22 ++++++++++++++++++++++ 1 file changed, 22 insertions(+) diff --git a/arch/arm64/boot/dts/qcom/qrb4210-rb2.dts b/arch/arm64/boot/dts/qcom/qrb4210-rb2.dts index 1e2b9d2516b62e2e80c40ed6c3a0c4548a02630c..1c125ae4e2f3eb4f715bd0aac42a60b9132ecfbc 100644 --- a/arch/arm64/boot/dts/qcom/qrb4210-rb2.dts +++ b/arch/arm64/boot/dts/qcom/qrb4210-rb2.dts @@ -169,6 +169,22 @@ platform { sound-dai = <&q6routing>; }; }; + + va-dai-link { + link-name = "VA Capture"; + + codec { + sound-dai = <&vamacro 0>; + }; + + cpu { + sound-dai = <&q6afedai VA_CODEC_DMA_TX_0>; + }; + + platform { + sound-dai = <&q6routing>; + }; + }; }; wcd937x: codec { @@ -833,6 +849,12 @@ &usb_qmpphy_out { remote-endpoint = <&pmi632_ss_in>; }; +&vamacro { + pinctrl-0 = <&lpass_dmic01_active>; + pinctrl-names = "default"; + qcom,dmic-sample-rate = <2400000>; +}; + &wifi { vdd-0.8-cx-mx-supply = <&vreg_l8a_0p664>; vdd-1.8-xo-supply = <&vreg_l16a_1p3>;