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author | Damien.Horsley <Damien.Horsley@imgtec.com> | 2015-11-04 17:40:56 +0300 |
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committer | Mark Brown <broonie@kernel.org> | 2015-11-16 13:06:58 +0300 |
commit | 0f4ab87a499b13b46bfd3f94704b925c085555f5 (patch) | |
tree | ab8994887dfab9fd5ed61e8b462c48ad41c2a890 | |
parent | 8f6eec13b1e2aca7eb3e383bc4db9ad22e26a704 (diff) | |
download | linux-0f4ab87a499b13b46bfd3f94704b925c085555f5.tar.xz |
ASoC: img: Add binding document for SPDIF output controller
Add binding document for Imagination Technologies SPDIF
ouput controller
Signed-off-by: Damien.Horsley <Damien.Horsley@imgtec.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
-rw-r--r-- | Documentation/devicetree/bindings/sound/img,spdif-out.txt | 44 |
1 files changed, 44 insertions, 0 deletions
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 = <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>; +}; |