linuxdebug/Documentation/devicetree/bindings/sound/img,spdif-out.txt

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2024-07-16 15:50:57 +02:00
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 = <GIC_SHARED 21 IRQ_TYPE_LEVEL_HIGH>;
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>;
};