diff options
Diffstat (limited to 'Documentation/devicetree/bindings/sound/cirrus,cs35l41.yaml')
-rw-r--r-- | Documentation/devicetree/bindings/sound/cirrus,cs35l41.yaml | 56 |
1 files changed, 35 insertions, 21 deletions
diff --git a/Documentation/devicetree/bindings/sound/cirrus,cs35l41.yaml b/Documentation/devicetree/bindings/sound/cirrus,cs35l41.yaml index 51d815d0c696..14dea1feefc5 100644 --- a/Documentation/devicetree/bindings/sound/cirrus,cs35l41.yaml +++ b/Documentation/devicetree/bindings/sound/cirrus,cs35l41.yaml @@ -22,6 +22,9 @@ properties: reg: maxItems: 1 + interrupts: + maxItems: 1 + '#sound-dai-cells': description: The first cell indicating the audio interface. @@ -42,7 +45,7 @@ properties: Configures the peak current by monitoring the current through the boost FET. Range starts at 1600 mA and goes to a maximum of 4500 mA with increments of 50 mA. See section 4.3.6 of the datasheet for details. - $ref: "/schemas/types.yaml#/definitions/uint32" + $ref: /schemas/types.yaml#/definitions/uint32 minimum: 1600 maximum: 4500 default: 4500 @@ -51,7 +54,7 @@ properties: description: Boost inductor value, expressed in nH. Valid values include 1000, 1200, 1500 and 2200. - $ref: "/schemas/types.yaml#/definitions/uint32" + $ref: /schemas/types.yaml#/definitions/uint32 minimum: 1000 maximum: 2200 @@ -60,7 +63,7 @@ properties: Total equivalent boost capacitance on the VBST and VAMP pins, derated at 11 volts DC. The value must be rounded to the nearest integer and expressed in uF. - $ref: "/schemas/types.yaml#/definitions/uint32" + $ref: /schemas/types.yaml#/definitions/uint32 cirrus,asp-sdout-hiz: description: @@ -70,7 +73,7 @@ properties: 1 = Hi-Z during unused slots but logic 0 while all transmit channels disabled 2 = (Default) Logic 0 during unused slots, but Hi-Z while all transmit channels disabled 3 = Hi-Z during unused slots and while all transmit channels disabled - $ref: "/schemas/types.yaml#/definitions/uint32" + $ref: /schemas/types.yaml#/definitions/uint32 minimum: 0 maximum: 3 default: 2 @@ -82,11 +85,19 @@ properties: boost-cap-microfarad. External Boost must have GPIO1 as GPIO output. GPIO1 will be set high to enable boost voltage. + Shared boost allows two amplifiers to share a single boost circuit by + communicating on the MDSYNC bus. The active amplifier controls the boost + circuit using combined data from both amplifiers. GPIO1 should be + configured for Sync when shared boost is used. Shared boost is not + compatible with External boost. Active amplifier requires + boost-peak-milliamp, boost-ind-nanohenry and boost-cap-microfarad. 0 = Internal Boost 1 = External Boost - $ref: "/schemas/types.yaml#/definitions/uint32" + 2 = Shared Boost Active + 3 = Shared Boost Passive + $ref: /schemas/types.yaml#/definitions/uint32 minimum: 0 - maximum: 1 + maximum: 3 cirrus,gpio1-polarity-invert: description: @@ -109,7 +120,7 @@ properties: 1 = GPIO 2 = Sync 3 = MCLK input - $ref: "/schemas/types.yaml#/definitions/uint32" + $ref: /schemas/types.yaml#/definitions/uint32 minimum: 0 maximum: 3 @@ -136,7 +147,7 @@ properties: 3 = MCLK input 4 = Push-pull INTB (active low) 5 = Push-pull INT (active high) - $ref: "/schemas/types.yaml#/definitions/uint32" + $ref: /schemas/types.yaml#/definitions/uint32 minimum: 0 maximum: 5 @@ -146,6 +157,7 @@ required: - "#sound-dai-cells" allOf: + - $ref: dai-common.yaml# - if: properties: cirrus,boost-type: @@ -171,25 +183,27 @@ allOf: cirrus,gpio1-src-select: enum: [1] -additionalProperties: false +unevaluatedProperties: false examples: - | + #include <dt-bindings/gpio/gpio.h> + spi { #address-cells = <1>; #size-cells = <0>; - cs35l41: cs35l41@2 { - #sound-dai-cells = <1>; - compatible = "cirrus,cs35l41"; - reg = <2>; - VA-supply = <&dummy_vreg>; - VP-supply = <&dummy_vreg>; - reset-gpios = <&gpio 110 0>; - - cirrus,boost-type = <0>; - cirrus,boost-peak-milliamp = <4500>; - cirrus,boost-ind-nanohenry = <1000>; - cirrus,boost-cap-microfarad = <15>; + cs35l41: speaker-amp@2 { + #sound-dai-cells = <1>; + compatible = "cirrus,cs35l41"; + reg = <2>; + VA-supply = <&dummy_vreg>; + VP-supply = <&dummy_vreg>; + reset-gpios = <&gpio 110 GPIO_ACTIVE_HIGH>; + + cirrus,boost-type = <0>; + cirrus,boost-peak-milliamp = <4500>; + cirrus,boost-ind-nanohenry = <1000>; + cirrus,boost-cap-microfarad = <15>; }; }; |