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author | Ingo Molnar <mingo@kernel.org> | 2014-02-02 09:45:39 +0100 |
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committer | Ingo Molnar <mingo@kernel.org> | 2014-02-02 09:45:39 +0100 |
commit | eaa4e4fcf1b5c60e656d93242f7fe422173f25b2 (patch) | |
tree | c05d5d6ca3f625d72a9d136b4c485d3dc9472089 /Documentation/devicetree/bindings/sound/adi,axi-i2s.txt | |
parent | be1e4e760d940c14d119bffef5eb007dfdf29046 (diff) | |
parent | 5cb480f6b488128140c940abff3c36f524a334a8 (diff) |
Merge branch 'linus' into sched/core, to resolve conflicts
Conflicts:
kernel/sysctl.c
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'Documentation/devicetree/bindings/sound/adi,axi-i2s.txt')
-rw-r--r-- | Documentation/devicetree/bindings/sound/adi,axi-i2s.txt | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/sound/adi,axi-i2s.txt b/Documentation/devicetree/bindings/sound/adi,axi-i2s.txt new file mode 100644 index 000000000000..5875ca459ed1 --- /dev/null +++ b/Documentation/devicetree/bindings/sound/adi,axi-i2s.txt @@ -0,0 +1,31 @@ +ADI AXI-I2S controller + +Required properties: + - compatible : Must be "adi,axi-i2s-1.00.a" + - reg : Must contain I2S core's registers location and length + - clocks : Pairs of phandle and specifier referencing the controller's clocks. + The controller expects two clocks, the clock used for the AXI interface and + the clock used as the sampling rate reference clock sample. + - clock-names : "axi" for the clock to the AXI interface, "ref" for the sample + rate reference clock. + - dmas: Pairs of phandle and specifier for the DMA channels that are used by + the core. The core expects two dma channels, one for transmit and one for + receive. + - dma-names : "tx" for the transmit channel, "rx" for the receive channel. + +For more details on the 'dma', 'dma-names', 'clock' and 'clock-names' properties +please check: + * resource-names.txt + * clock/clock-bindings.txt + * dma/dma.txt + +Example: + + i2s: i2s@0x77600000 { + compatible = "adi,axi-i2s-1.00.a"; + reg = <0x77600000 0x1000>; + clocks = <&clk 15>, <&audio_clock>; + clock-names = "axi", "ref"; + dmas = <&ps7_dma 0>, <&ps7_dma 1>; + dma-names = "tx", "rx"; + }; |