diff options
Diffstat (limited to 'Documentation/devicetree/bindings/sound/ti,pcm3168a.yaml')
-rw-r--r-- | Documentation/devicetree/bindings/sound/ti,pcm3168a.yaml | 107 |
1 files changed, 107 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/sound/ti,pcm3168a.yaml b/Documentation/devicetree/bindings/sound/ti,pcm3168a.yaml new file mode 100644 index 000000000000..b6a4360ab845 --- /dev/null +++ b/Documentation/devicetree/bindings/sound/ti,pcm3168a.yaml @@ -0,0 +1,107 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/sound/ti,pcm3168a.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Texas Instruments PCM3168A Audio Codec + +maintainers: + - Damien Horsley <Damien.Horsley@imgtec.com> + - Geert Uytterhoeven <geert+renesas@glider.be> + - Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> + +description: + The Texas Instruments PCM3168A is a 24-bit Multi-channel Audio CODEC with + 96/192kHz sampling rate, supporting both SPI and I2C bus access. + +properties: + compatible: + const: ti,pcm3168a + + reg: + maxItems: 1 + + clocks: + items: + - description: System clock input + + clock-names: + items: + - const: scki + + reset-gpios: + items: + - description: | + GPIO line connected to the active-low RST pin of the codec. + RST = low: device power-down + RST = high: device is enabled + + "#sound-dai-cells": + enum: [0, 1] + + VDD1-supply: + description: Digital power supply regulator 1 (+3.3V) + + VDD2-supply: + description: Digital power supply regulator 2 (+3.3V) + + VCCAD1-supply: + description: ADC power supply regulator 1 (+5V) + + VCCAD2-supply: + description: ADC power supply regulator 2 (+5V) + + VCCDA1-supply: + description: DAC power supply regulator 1 (+5V) + + VCCDA2-supply: + description: DAC power supply regulator 2 (+5V) + + ports: + $ref: audio-graph-port.yaml#/definitions/port-base + properties: + port@0: + $ref: audio-graph-port.yaml# + description: Audio input port. + + port@1: + $ref: audio-graph-port.yaml# + description: Audio output port. + +required: + - compatible + - reg + - clocks + - clock-names + - VDD1-supply + - VDD2-supply + - VCCAD1-supply + - VCCAD2-supply + - VCCDA1-supply + - VCCDA2-supply + +additionalProperties: false + +examples: + - | + #include <dt-bindings/gpio/gpio.h> + + i2c { + #address-cells = <1>; + #size-cells = <0>; + + pcm3168a: audio-codec@44 { + compatible = "ti,pcm3168a"; + reg = <0x44>; + reset-gpios = <&gpio0 4 GPIO_ACTIVE_LOW>; + clocks = <&clk_core 42>; + clock-names = "scki"; + VDD1-supply = <&supply3v3>; + VDD2-supply = <&supply3v3>; + VCCAD1-supply = <&supply5v0>; + VCCAD2-supply = <&supply5v0>; + VCCDA1-supply = <&supply5v0>; + VCCDA2-supply = <&supply5v0>; + }; + }; |