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author | Damien.Horsley <Damien.Horsley@imgtec.com> | 2015-11-04 14:40:51 +0000 |
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committer | Mark Brown <broonie@kernel.org> | 2015-11-16 10:06:58 +0000 |
commit | 71dfaf5f9dd0ae1a1f1a6d5ecb716df70b1d2260 (patch) | |
tree | e5076606c661fcb59a47d8fc15fbadb2abf475fb /Documentation/devicetree/bindings/sound | |
parent | d0e3992c939cb146a0de9e7c74a227e8be4629a9 (diff) | |
download | op-kernel-dev-71dfaf5f9dd0ae1a1f1a6d5ecb716df70b1d2260.zip op-kernel-dev-71dfaf5f9dd0ae1a1f1a6d5ecb716df70b1d2260.tar.gz |
ASoC: img: Add binding document for parallel output controller
Add binding document for Imagination Technologies parallel
output controller
Signed-off-by: Damien.Horsley <Damien.Horsley@imgtec.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'Documentation/devicetree/bindings/sound')
-rw-r--r-- | Documentation/devicetree/bindings/sound/img,parallel-out.txt | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/sound/img,parallel-out.txt b/Documentation/devicetree/bindings/sound/img,parallel-out.txt new file mode 100644 index 0000000..a3015d2 --- /dev/null +++ b/Documentation/devicetree/bindings/sound/img,parallel-out.txt @@ -0,0 +1,44 @@ +Imagination Technologies Parallel Output Controller + +Required Properties: + + - compatible : Compatible list, must contain "img,parallel-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 parallel out reset signal + + - reset-names: Contains the reset signal name "rst" + +Optional Properties: + + - interrupts : Contains the parallel out interrupt, if present + +Example: + +parallel_out: parallel-out@18100C00 { + compatible = "img,parallel-out"; + reg = <0x18100C00 0x100>; + interrupts = <GIC_SHARED 19 IRQ_TYPE_LEVEL_HIGH>; + dmas = <&mdc 16 0xffffffff 0>; + dma-names = "tx"; + clocks = <&cr_periph SYS_CLK_PAUD_OUT>, + <&clk_core CLK_AUDIO_DAC>; + clock-names = "sys", "ref"; + resets = <&pistachio_reset PISTACHIO_RESET_PRL_OUT>; + reset-names = "rst"; + #sound-dai-cells = <0>; +}; |