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charset="utf-8" On i.MX8MP we introduced support for using a reset controller to control DSP operation. This patch adds reset property which is required for i.MX8MP. Signed-off-by: Daniel Baluta Reviewed-by: Frank Li --- .../devicetree/bindings/dsp/fsl,dsp.yaml | 19 ++++++++++++++++++- 1 file changed, 18 insertions(+), 1 deletion(-) diff --git a/Documentation/devicetree/bindings/dsp/fsl,dsp.yaml b/Documenta= tion/devicetree/bindings/dsp/fsl,dsp.yaml index ab93ffd3d2e5..923e7f079f1b 100644 --- a/Documentation/devicetree/bindings/dsp/fsl,dsp.yaml +++ b/Documentation/devicetree/bindings/dsp/fsl,dsp.yaml @@ -82,6 +82,13 @@ properties: description: Phandle to syscon block which provide access for processor enablement =20 + resets: + description: + A pair consisting of phandle to audio-blk-control and an index refer= encing + the DSP Run/Stall bit in audiomix registers. + See include/dt-bindings/reset/imx8mp-reset-audiomix.h for each index= meaning. + maxItems: 1 + required: - compatible - reg @@ -164,6 +171,16 @@ allOf: - const: txdb1 - const: rxdb0 - const: rxdb1 + - if: + properties: + compatible: + contains: + enum: + - fsl,imx8mp-dsp + - fsl,imx8mp-hifi4 + then: + required: + - "resets" =20 additionalProperties: false =20 @@ -220,5 +237,5 @@ examples: <&mu2 3 0>; memory-region =3D <&dsp_vdev0buffer>, <&dsp_vdev0vring0>, <&dsp_vdev0vring1>, <&dsp_reserved>; - fsl,dsp-ctrl =3D <&audio_blk_ctrl>; + resets =3D <&audio_blk_ctrl IMX8MP_AUDIOMIX_DSP>; }; --=20 2.25.1