On Mon, Jun 26, 2023 at 10:35:01AM +0800, Maso Huang wrote: > Add mt7986 audio afe document. > > Signed-off-by: Maso Huang <maso.huang@xxxxxxxxxxxx> > --- > .../bindings/sound/mediatek,mt7986-afe.yaml | 89 +++++++++++++++++++ > 1 file changed, 89 insertions(+) > create mode 100644 Documentation/devicetree/bindings/sound/mediatek,mt7986-afe.yaml > > diff --git a/Documentation/devicetree/bindings/sound/mediatek,mt7986-afe.yaml b/Documentation/devicetree/bindings/sound/mediatek,mt7986-afe.yaml > new file mode 100644 > index 000000000000..257327a33ea1 > --- /dev/null > +++ b/Documentation/devicetree/bindings/sound/mediatek,mt7986-afe.yaml > @@ -0,0 +1,89 @@ > +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) > +%YAML 1.2 > +--- > +$id: http://devicetree.org/schemas/sound/mediatek,mt7986-afe.yaml# > +$schema: http://devicetree.org/meta-schemas/core.yaml# > + > +title: MediaTek AFE PCM controller for MT7986 > + > +maintainers: > + - Maso Huang <maso.huang@xxxxxxxxxxxx> > + > +properties: > + compatible: > + oneOf: > + - const: mediatek,mt7986-afe > + - items: > + - enum: > + - mediatek,mt7981-afe > + - mediatek,mt7988-afe > + - const: mediatek,mt7986-afe > + > + reg: > + maxItems: 1 > + > + interrupts: > + maxItems: 1 > + > + clocks: > + minItems: 5 > + items: > + - description: audio bus clock > + - description: audio 26M clock > + - description: audio intbus clock > + - description: audio hopping clock > + - description: audio pll clock > + - description: mux for pcm_mck > + - description: audio i2s/pcm mck > + > + clock-names: > + minItems: 5 > + items: > + - const: aud_bus_ck > + - const: aud_26m_ck > + - const: aud_l_ck > + - const: aud_aud_ck > + - const: aud_eg2_ck > + - const: aud_sel > + - const: aud_i2s_m 'aud_' is redundant. > + > +required: > + - compatible > + - reg > + - interrupts > + - clocks > + - clock-names > + - assigned-clocks > + - assigned-clock-parents > + > +additionalProperties: false > + > +examples: > + - | > + #include <dt-bindings/interrupt-controller/arm-gic.h> > + #include <dt-bindings/interrupt-controller/irq.h> > + #include <dt-bindings/clock/mt7986-clk.h> > + > + afe@11210000 { > + compatible = "mediatek,mt7986-afe"; > + reg = <0x11210000 0x9000>; > + interrupts = <GIC_SPI 106 IRQ_TYPE_LEVEL_HIGH>; > + clocks = <&infracfg_ao CLK_INFRA_AUD_BUS_CK>, > + <&infracfg_ao CLK_INFRA_AUD_26M_CK>, > + <&infracfg_ao CLK_INFRA_AUD_L_CK>, > + <&infracfg_ao CLK_INFRA_AUD_AUD_CK>, > + <&infracfg_ao CLK_INFRA_AUD_EG2_CK>; > + clock-names = "aud_bus_ck", > + "aud_26m_ck", > + "aud_l_ck", > + "aud_aud_ck", > + "aud_eg2_ck"; > + assigned-clocks = <&topckgen CLK_TOP_A1SYS_SEL>, > + <&topckgen CLK_TOP_AUD_L_SEL>, > + <&topckgen CLK_TOP_A_TUNER_SEL>; > + assigned-clock-parents = <&topckgen CLK_TOP_APLL2_D4>, > + <&apmixedsys CLK_APMIXED_APLL2>, > + <&topckgen CLK_TOP_APLL2_D4>; > + }; > + > +... > -- > 2.18.0 >
