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| -rw-r--r-- | Documentation/devicetree/bindings/sound/brcm,bcm2835-i2s.txt | 24 | ||||
| -rw-r--r-- | Documentation/devicetree/bindings/sound/brcm,bcm2835-i2s.yaml | 51 |
2 files changed, 51 insertions, 24 deletions
diff --git a/Documentation/devicetree/bindings/sound/brcm,bcm2835-i2s.txt b/Documentation/devicetree/bindings/sound/brcm,bcm2835-i2s.txt deleted file mode 100644 index 7bb0362828ec..000000000000 --- a/Documentation/devicetree/bindings/sound/brcm,bcm2835-i2s.txt +++ /dev/null @@ -1,24 +0,0 @@ -* Broadcom BCM2835 SoC I2S/PCM module - -Required properties: -- compatible: "brcm,bcm2835-i2s" -- reg: Should contain PCM registers location and length. -- clocks: the (PCM) clock to use -- dmas: List of DMA controller phandle and DMA request line ordered pairs. -- dma-names: Identifier string for each DMA request line in the dmas property. - These strings correspond 1:1 with the ordered pairs in dmas. - - One of the DMA channels will be responsible for transmission (should be - named "tx") and one for reception (should be named "rx"). - -Example: - -bcm2835_i2s: i2s@7e203000 { - compatible = "brcm,bcm2835-i2s"; - reg = <0x7e203000 0x24>; - clocks = <&clocks BCM2835_CLOCK_PCM>; - - dmas = <&dma 2>, - <&dma 3>; - dma-names = "tx", "rx"; -}; diff --git a/Documentation/devicetree/bindings/sound/brcm,bcm2835-i2s.yaml b/Documentation/devicetree/bindings/sound/brcm,bcm2835-i2s.yaml new file mode 100644 index 000000000000..f3cfe92684d0 --- /dev/null +++ b/Documentation/devicetree/bindings/sound/brcm,bcm2835-i2s.yaml @@ -0,0 +1,51 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/sound/brcm,bcm2835-i2s.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Broadcom BCM2835 SoC I2S/PCM module + +maintainers: + - Florian Fainelli <florian.fainelli@broadcom.com> + +properties: + compatible: + const: brcm,bcm2835-i2s + + reg: + maxItems: 1 + + clocks: + maxItems: 1 + + dmas: + items: + - description: Transmission DMA controller phandle and request line. + - description: Reception DMA controller phandle and request line. + + dma-names: + items: + - const: tx + - const: rx + +required: + - compatible + - reg + - clocks + - dmas + - dma-names + +additionalProperties: false + +examples: + - | + #include <dt-bindings/clock/bcm2835.h> + + i2s@7e203000 { + compatible = "brcm,bcm2835-i2s"; + reg = <0x7e203000 0x24>; + clocks = <&clocks BCM2835_CLOCK_PCM>; + dmas = <&dma 2>, <&dma 3>; + dma-names = "tx", "rx"; + }; |