[PATCH v4 7/9] dt-bindings: mediatek: mt8192: add audio afe document
Jiaxin Yu
jiaxin.yu at mediatek.com
Tue Nov 3 02:59:36 EST 2020
This patch adds mt8192 audio afe document.
Signed-off-by: Jiaxin Yu <jiaxin.yu at mediatek.com>
---
This patch depends on following series that has not been accepted:
https://patchwork.kernel.org/cover/11752231
(dt-bindings/clock/mt8192-clk.h is included in it.)
https://patchwork.kernel.org/patch/11755895
(dt-bindings/power/mt8192-power.h is included in it.)
https://lore.kernel.org/patchwork/patch/1321118
(dt-bindings/reset-controller/mt8192-resets.h is included in it.)
.../bindings/sound/mt8192-afe-pcm.yaml | 100 ++++++++++++++++++
1 file changed, 100 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..0170c93802d29
--- /dev/null
+++ b/Documentation/devicetree/bindings/sound/mt8192-afe-pcm.yaml
@@ -0,0 +1,100 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%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 at mediatek.com>
+ - Shane Chien <shane.chien at mediatek.com>
+
+properties:
+ compatible:
+ const: mediatek,mt8192-audio
+
+ interrupts:
+ maxItems: 1
+
+ resets:
+ maxItems: 1
+
+ reset-names:
+ const: audiosys
+
+ mediatek,apmixedsys:
+ $ref: "/schemas/types.yaml#/definitions/phandle"
+ description: The phandle of the mediatek apmixedsys controller
+
+ mediatek,infracfg:
+ $ref: "/schemas/types.yaml#/definitions/phandle"
+ description: The phandle of the mediatek infracfg controller
+
+ mediatek,topckgen:
+ $ref: "/schemas/types.yaml#/definitions/phandle"
+ description: The phandle of 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
+ - mediatek,apmixedsys
+ - mediatek,infracfg
+ - mediatek,topckgen
+ - power-domains
+ - clocks
+ - clock-names
+
+additionalProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/clock/mt8192-clk.h>
+ #include <dt-bindings/interrupt-controller/arm-gic.h>
+ #include <dt-bindings/interrupt-controller/irq.h>
+ #include <dt-bindings/power/mt8192-power.h>
+ #include <dt-bindings/reset-controller/mt8192-resets.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";
+ mediatek,apmixedsys = <&apmixedsys>;
+ mediatek,infracfg = <&infracfg>;
+ mediatek,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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