ASoC: dt-bindings: atmel-classd: PDMIC convert to json-schema
Convert Atmel PDMIC devicetree binding to json-schema. Change file naming to match json-schema naming. Signed-off-by: Ryan Wanner <Ryan.Wanner@microchip.com> Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> Link: https://lore.kernel.org/r/20220715162922.660859-3-Ryan.Wanner@microchip.com Signed-off-by: Mark Brown <broonie@kernel.org>
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Ryan Wanner
Mark Brown
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# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
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# Copyright (C) 2022 Microchip Technology, Inc. and its subsidiaries
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%YAML 1.2
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---
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$id: http://devicetree.org/schemas/sound/atmel,sama5d2-pdmic.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: Atmel PDMIC decoder
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maintainers:
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- Claudiu Beznea <claudiu.beznea@microchip.com>
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description:
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Atmel Pulse Density Modulation Interface Controller
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(PDMIC) peripheral is a mono PDM decoder module
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that decodes an incoming PDM sample stream.
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properties:
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compatible:
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const: atmel,sama5d2-pdmic
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reg:
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maxItems: 1
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interrupts:
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maxItems: 1
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clocks:
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items:
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- description: peripheral clock
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- description: generated clock
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clock-names:
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items:
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- const: pclk
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- const: gclk
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dmas:
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maxItems: 1
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dma-names:
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const: rx
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atmel,mic-min-freq:
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$ref: /schemas/types.yaml#/definitions/uint32
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description:
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The minimal frequency that the microphone supports.
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atmel,mic-max-freq:
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$ref: /schemas/types.yaml#/definitions/uint32
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description:
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The maximal frequency that the microphone supports.
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atmel,model:
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$ref: /schemas/types.yaml#/definitions/string
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default: PDMIC
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description: The user-visible name of this sound card.
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atmel,mic-offset:
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$ref: /schemas/types.yaml#/definitions/int32
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default: 0
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description: The offset that should be added.
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required:
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- compatible
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- reg
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- interrupts
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- dmas
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- dma-names
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- clock-names
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- clocks
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- atmel,mic-min-freq
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- atmel,mic-max-freq
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additionalProperties: false
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examples:
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- |
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#include <dt-bindings/dma/at91.h>
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#include <dt-bindings/interrupt-controller/arm-gic.h>
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pdmic: sound@f8018000 {
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compatible = "atmel,sama5d2-pdmic";
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reg = <0xf8018000 0x124>;
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interrupts = <48 IRQ_TYPE_LEVEL_HIGH 7>;
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dmas = <&dma0
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(AT91_XDMAC_DT_MEM_IF(0) | AT91_XDMAC_DT_PER_IF(1)
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| AT91_XDMAC_DT_PERID(50))>;
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dma-names = "rx";
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clocks = <&pdmic_clk>, <&pdmic_gclk>;
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clock-names = "pclk", "gclk";
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_pdmic_default>;
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atmel,model = "PDMIC@sama5d2_xplained";
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atmel,mic-min-freq = <1000000>;
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atmel,mic-max-freq = <3246000>;
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atmel,mic-offset = <0x0>;
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};
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@ -1,55 +0,0 @@
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* Atmel PDMIC driver under ALSA SoC architecture
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Required properties:
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- compatible
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Should be "atmel,sama5d2-pdmic".
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- reg
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Should contain PDMIC registers location and length.
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- interrupts
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Should contain the IRQ line for the PDMIC.
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- dmas
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One DMA specifiers as described in atmel-dma.txt and dma.txt files.
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- dma-names
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Must be "rx".
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- clock-names
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Required elements:
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- "pclk" peripheral clock
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- "gclk" generated clock
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- clocks
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Must contain an entry for each required entry in clock-names.
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Please refer to clock-bindings.txt.
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- atmel,mic-min-freq
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The minimal frequency that the micphone supports.
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- atmel,mic-max-freq
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The maximal frequency that the micphone supports.
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Optional properties:
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- pinctrl-names, pinctrl-0
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Please refer to pinctrl-bindings.txt.
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- atmel,model
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The user-visible name of this sound card.
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The default value is "PDMIC".
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- atmel,mic-offset
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The offset that should be added.
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The range is from -32768 to 32767.
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The default value is 0.
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Example:
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pdmic@f8018000 {
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compatible = "atmel,sama5d2-pdmic";
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reg = <0xf8018000 0x124>;
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interrupts = <48 IRQ_TYPE_LEVEL_HIGH 7>;
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dmas = <&dma0
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(AT91_XDMAC_DT_MEM_IF(0) | AT91_XDMAC_DT_PER_IF(1)
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| AT91_XDMAC_DT_PERID(50))>;
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dma-names = "rx";
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clocks = <&pdmic_clk>, <&pdmic_gclk>;
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clock-names = "pclk", "gclk";
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_pdmic_default>;
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atmel,model = "PDMIC @ sama5d2_xplained";
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atmel,mic-min-freq = <1000000>;
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atmel,mic-max-freq = <3246000>;
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atmel,mic-offset = <0x0>;
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};
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