Add dt-binding for Fortemedia FM34NE DSP. Signed-off-by: Svyatoslav Ryhel <clamor95@xxxxxxxxx> --- .../bindings/dsp/fortemedia,dsp.yaml | 95 +++++++++++++++++++ 1 file changed, 95 insertions(+) create mode 100644 Documentation/devicetree/bindings/dsp/fortemedia,dsp.yaml diff --git a/Documentation/devicetree/bindings/dsp/fortemedia,dsp.yaml b/Documentation/devicetree/bindings/dsp/fortemedia,dsp.yaml new file mode 100644 index 000000000000..78f30969d9bf --- /dev/null +++ b/Documentation/devicetree/bindings/dsp/fortemedia,dsp.yaml @@ -0,0 +1,95 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/dsp/fortemedia,dsp.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Fortemedia DSP core + +maintainers: + - Svyatoslav Ryhel <clamor95@xxxxxxxxx> + +description: | + Asus Transformer T20/T30 tablet family contains a DSP core + used for advanced noise cancellation. + +properties: + compatible: + items: + - enum: + - asus,tf101-dsp + - asus,tf201-dsp + - asus,tf300t-dsp + - asus,tf700t-dsp + - pegatron,chagall-dsp + + - const: fortemedia,fm34 + + reg: + maxItems: 1 + + bypass-gpios: + maxItems: 1 + + reset-gpios: + maxItems: 1 + + vdd-supply: true + + clocks: + maxItems: 1 + + clock-names: + items: + - const: mclk + + assigned-clocks: + maxItems: 1 + + assigned-clock-parents: + maxItems: 1 + + assigned-clock-rates: + maxItems: 1 + +required: + - compatible + - reg + - vdd-supply + +additionalProperties: false + +examples: + - | + #include <dt-bindings/clock/tegra30-car.h> + #include <dt-bindings/soc/tegra-pmc.h> + + i2c { + #address-cells = <1>; + #size-cells = <0>; + + dsp@60 { + compatible = "asus,tf201-dsp", "fortemedia,fm34"; + reg = <0x60>; + + bypass-gpios = <&gpio 222 0>; + reset-gpios = <&gpio 115 1>; + + vdd-supply = <&vdd_1v8_dsp>; + + clocks = <&tegra_pmc TEGRA_PMC_CLK_OUT_1>; + clock-names = "mclk"; + + assigned-clocks = <&tegra_pmc TEGRA_PMC_CLK_OUT_1>; + assigned-clock-parents = <&tegra_car TEGRA30_CLK_EXTERN1>; + }; + }; + + vdd_1v8_dsp: regulator-dsp { + compatible = "regulator-fixed"; + regulator-name = "vdd_1v8_dsp"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + gpio = <&gpio 165 0>; + enable-active-high; + }; -- 2.37.2
