9208d3ca8c
According to the WM8978 datasheet, the address of the device is fixed as
0011010 in 2-wire mode.
Fixes: 5bd5699c494f42a3 ("ASoC: dt-bindings: Add WM8978 Binding")
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Link: https://lore.kernel.org/r/c99fc865e3fca6ea623661c52de7dc6a3c36c8b4.1632487554.git.geert+renesas@glider.be
Signed-off-by: Mark Brown <broonie@kernel.org>
59 lines
994 B
YAML
59 lines
994 B
YAML
# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
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%YAML 1.2
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---
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$id: http://devicetree.org/schemas/sound/wlf,wm8978.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: Wolfson WM8978 Codec Device Tree Bindings
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maintainers:
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- patches@opensource.cirrus.com
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properties:
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'#sound-dai-cells':
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const: 0
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compatible:
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const: wlf,wm8978
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reg:
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maxItems: 1
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spi-max-frequency:
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maximum: 526000
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required:
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- '#sound-dai-cells'
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- compatible
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- reg
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additionalProperties: false
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examples:
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- |
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spi {
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#address-cells = <1>;
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#size-cells = <0>;
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codec@0 {
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#sound-dai-cells = <0>;
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compatible = "wlf,wm8978";
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reg = <0>;
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spi-max-frequency = <500000>;
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};
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};
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- |
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i2c {
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#address-cells = <1>;
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#size-cells = <0>;
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codec@1a {
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#sound-dai-cells = <0>;
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compatible = "wlf,wm8978";
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reg = <0x1a>;
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};
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};
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...
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