[PATCH 3/5] dt-bindings: mediatek: mt8192: add audio afe document

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This patch adds mt8192 audio afe document.

Signed-off-by: Jiaxin Yu <jiaxin.yu@xxxxxxxxxxxx>
---
 .../bindings/sound/mt8192-afe-pcm.yaml        | 98 +++++++++++++++++++
 1 file changed, 98 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/sound/mt8192-afe-pcm.yaml

diff --git a/Documentation/devicetree/bindings/sound/mt8192-afe-pcm.yaml b/Documentation/devicetree/bindings/sound/mt8192-afe-pcm.yaml
new file mode 100644
index 0000000000000..43852315f1867
--- /dev/null
+++ b/Documentation/devicetree/bindings/sound/mt8192-afe-pcm.yaml
@@ -0,0 +1,98 @@
+# SPDX-License-Identifier: GPL-2.0
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/sound/mt8192-afe-pcm.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Mediatek AFE PCM controller for mt8192
+
+maintainers:
+   - Jiaxin Yu <jiaxin.yu@xxxxxxxxxxxx>
+   - Shane Chien <shane.chien@xxxxxxxxxxxx>
+
+properties:
+  compatible:
+    contains:
+      const: mediatek,mt8192-audio
+
+  interrupts:
+    maxItems: 1
+    description: AFE interrupt line
+
+  resets:
+    maxItems: 1
+
+  reset-names:
+    const: audiosys
+
+  apmixedsys:
+    maxItems: 1
+    description: The mediatek apmixedsys controller
+
+  infracfg:
+    maxItems: 1
+    description: The mediatek infracfg controller
+
+  topckgen:
+    maxItems: 1
+    description: The mediatek topckgen controller
+
+  power-domains:
+    maxItems: 1
+
+  clocks:
+    items:
+      - description: AFE clock
+      - description: ADDA DAC clock
+      - description: ADDA DAC pre-distortion clock
+      - description: audio infra sys clock
+      - description: audio infra 26M clock
+
+  clock-names:
+    items:
+      - const: aud_afe_clk
+      - const: aud_dac_clk
+      - const: aud_dac_predis_clk
+      - const: aud_infra_clk
+      - const: aud_infra_26m_clk
+
+required:
+  - compatible
+  - interrupts
+  - resets
+  - reset-names
+  - power-domains
+  - clocks
+  - clock-names
+
+additionalProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/clock/mt8192-clk.h>
+    #include <dt-bindings/interrupt-controller/irq.h>
+    #include <dt-bindings/interrupt-controller/arm-gic.h>
+    #include <dt-bindings/power/mt8192-power.h>
+
+    afe: mt8192-afe-pcm {
+        compatible = "mediatek,mt8192-audio";
+        interrupts = <GIC_SPI 202 IRQ_TYPE_LEVEL_HIGH>;
+        resets = <&watchdog MT8192_TOPRGU_AUDIO_SW_RST>;
+        reset-names = "audiosys";
+        apmixedsys = <&apmixedsys>;
+        infracfg = <&infracfg>;
+        topckgen = <&topckgen>;
+        power-domains = <&scpsys MT8192_POWER_DOMAIN_AUDIO>;
+        clocks = <&audsys CLK_AUD_AFE>,
+                 <&audsys CLK_AUD_DAC>,
+                 <&audsys CLK_AUD_DAC_PREDIS>,
+                 <&infracfg CLK_INFRA_AUDIO>,
+                 <&infracfg CLK_INFRA_AUDIO_26M_B>;
+        clock-names = "aud_afe_clk",
+                      "aud_dac_clk",
+                      "aud_dac_predis_clk",
+                      "aud_infra_clk",
+                      "aud_infra_26m_clk";
+    };
+
+...
-- 
2.18.0




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