From 0f4ab87a499b13b46bfd3f94704b925c085555f5 Mon Sep 17 00:00:00 2001 From: "Damien.Horsley" Date: Wed, 4 Nov 2015 14:40:56 +0000 Subject: [PATCH] ASoC: img: Add binding document for SPDIF output controller Add binding document for Imagination Technologies SPDIF ouput controller Signed-off-by: Damien.Horsley Signed-off-by: Mark Brown --- .../bindings/sound/img,spdif-out.txt | 44 +++++++++++++++++++ 1 file changed, 44 insertions(+) create mode 100644 Documentation/devicetree/bindings/sound/img,spdif-out.txt diff --git a/Documentation/devicetree/bindings/sound/img,spdif-out.txt b/Documentation/devicetree/bindings/sound/img,spdif-out.txt new file mode 100644 index 000000000000..470a5191e101 --- /dev/null +++ b/Documentation/devicetree/bindings/sound/img,spdif-out.txt @@ -0,0 +1,44 @@ +Imagination Technologies SPDIF Output Controller + +Required Properties: + + - compatible : Compatible list, must contain "img,spdif-out" + + - #sound-dai-cells : Must be equal to 0 + + - reg : Offset and length of the register set for the device + + - dmas: Contains an entry for each entry in dma-names. + + - dma-names: Must include the following entry: + "tx" + + - clocks : Contains an entry for each entry in clock-names. + + - clock-names : Includes the following entries: + "sys" The system clock + "ref" The reference clock + + - resets: Contains a phandle to the spdif out reset signal + + - reset-names: Contains the reset signal name "rst" + +Optional Properties: + + - interrupts : Contains the parallel out interrupt, if present + +Example: + +spdif_out: spdif-out@18100D00 { + compatible = "img,spdif-out"; + reg = <0x18100D00 0x100>; + interrupts = ; + dmas = <&mdc 14 0xffffffff 0>; + dma-names = "tx"; + clocks = <&cr_periph SYS_CLK_SPDIF_OUT>, + <&clk_core CLK_SPDIF>; + clock-names = "sys", "ref"; + resets = <&pistachio_reset PISTACHIO_RESET_SPDIF_OUT>; + reset-names = "rst"; + #sound-dai-cells = <0>; +};