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charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Proofpoint-Spam-Info: AW1haW4tMjYwOTAxMDA1MyBTYWx0ZWRfX5l65CYmCbA0P eksaf8qRmqCv5ND3gTgxc6S5Bj0eLlhV1pAbOSsq6uNaXf782EOHBhTvK3tlUzgm4wHvGhJWSlK kD6zQ4Mz0nrfw1S4UDyjBW5iO7bUjtI= X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwOTAxMDA1MyBTYWx0ZWRfX3pWLX05OswNe SPvWA7y52LP2L5sWsiqnrFSbLAAhBD3Z9HBQqQk9563MZH1qqdWK3pMhYHrXOp0oMI/3zh+c4tS uze4nWQucSFcex7CORdq0w2PgMaiQjTQ+xUzS4bJs0H7bdJ1b3eUAGGFFXuunp9dx9EZwUtPtYz JS1vJq6MEe2BnMZBtMZMiHgeRh6SBaX8MlUhwsO9qFsz8DEjiQf9PJpgYA03Z2UCjWPhnnCSRc5 UlVXiZi1dHIWFbEE8mTLEGXnO+vEYjRbRPAhMpfv/vSWMvgMwBPG+kZIoXhkIkyqIPQr2Kzpqrz m7iva2EoMvAfdnfKvd9EbIdRCkeMhJ/9XRwmQX6R3WWjSa0Xkue7sqiMx65aGvDgwoGVwR6fJNy jE3RIuFTGwIEmD8ayGxVzQ9VwiNKyh4EZailHp44ohRBSGjv/kVnRg9gYaZgB1F42qzxq6gJ+IJ DnKt36vsn/6+R2W/O3Q== X-Proofpoint-GUID: vqCfkr62NzMlEM3CZbmdB7B3nmR5ganS X-Proofpoint-ORIG-GUID: vqCfkr62NzMlEM3CZbmdB7B3nmR5ganS X-Authority-Analysis: v=2.4 cv=QsNuG1yd c=1 sm=1 tr=0 ts=6a966d69 cx=c_pps a=IZJwPbhc+fLeJZngyXXI0A==:117 a=2ngnHYY/h7Qxskz9zhV0NA==:17 a=IkcTkHD0fZMA:10 a=VdqzKS8jKosA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=DJpcGTmdVt4CTyJn9g5Z:22 a=EUspDBNiAAAA:8 a=pu1xhwu27SFHiLAfgE8A:9 a=QEXdDO2ut3YA:10 a=uG9DUKGECoFWVXl0Dc02:22 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1176,Hydra:6.1.134,FMLib:17.12.100.49 definitions=2026-09-01_01,2026-08-31_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 bulkscore=0 impostorscore=0 phishscore=0 suspectscore=0 adultscore=0 lowpriorityscore=0 malwarescore=0 priorityscore=1501 spamscore=0 clxscore=1015 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2606150000 definitions=main-2609010053 On 8/24/2026 12:06 PM, Harendra Gautam wrote: > QAIF routes audio between system memory, external PCM/TDM/MI2S serial > interfaces and the internal Bolero/WCD codec. Platform Devicetree files > need a binding to describe the controller resources, DAI cells and per- > interface AIF configuration, and named constants to avoid raw numeric IDs > in sound-dai references and child-node reg values. > > Describe the MMIO region, interrupt, clocks, DMA IOMMU mapping and > aif-interface child nodes required by the controller. > > Signed-off-by: Harendra Gautam > --- > .../bindings/sound/qcom,qaif-cpu.yaml | 307 ++++++++++++++++++ > include/dt-bindings/sound/qcom,qaif.h | 97 ++++++ > 2 files changed, 404 insertions(+) > create mode 100644 Documentation/devicetree/bindings/sound/qcom,qaif-cpu.yaml > create mode 100644 include/dt-bindings/sound/qcom,qaif.h > > diff --git a/Documentation/devicetree/bindings/sound/qcom,qaif-cpu.yaml b/Documentation/devicetree/bindings/sound/qcom,qaif-cpu.yaml > new file mode 100644 > index 000000000000..134356114733 > --- /dev/null > +++ b/Documentation/devicetree/bindings/sound/qcom,qaif-cpu.yaml > @@ -0,0 +1,307 @@ > +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) > > + > + > +required: > + - compatible > + - reg > + - interrupts > + - iommus > + - clocks > + - clock-names > + - '#sound-dai-cells' > + - '#address-cells' > + - '#size-cells' > + > +unevaluatedProperties: false > + > +examples: > + - | > + soc { > + #address-cells = <2>; > + #size-cells = <2>; > + > + qaif_cpu: audio-controller@a000000 { > + compatible = "qcom,shikra-qaif-cpu"; The DT binding filename and compatible string do not match (qcom,qaif-cpu.yaml vs qcom,shikra-qaif-cpu). Usually DT binding filenames are aligned with the compatible string for clarity. Is there a reason for the naming mismatch? > + reg = <0x0 0x0a000000 0x0 0x20000>; > + interrupts = <0 331 4>; Could we use the standard GIC and IRQ type macros instead of raw values here for readability? Ex: interrupts = ; Thanks, Prasad > + iommus = <&apps_smmu 0x1c0 0x0>; > + clocks = <&gcc 213>, > + <&gcc 214>, > + <&audiocorecc 15>, > + <&audiocorecc 17>, > + <&audiocorecc 18>, > >