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Diffstat (limited to 'Documentation/devicetree/bindings/sound/atmel-i2s.txt')
-rw-r--r-- | Documentation/devicetree/bindings/sound/atmel-i2s.txt | 46 |
1 files changed, 0 insertions, 46 deletions
diff --git a/Documentation/devicetree/bindings/sound/atmel-i2s.txt b/Documentation/devicetree/bindings/sound/atmel-i2s.txt deleted file mode 100644 index 40549f496a81..000000000000 --- a/Documentation/devicetree/bindings/sound/atmel-i2s.txt +++ /dev/null @@ -1,46 +0,0 @@ -* Atmel I2S controller - -Required properties: -- compatible: Should be "atmel,sama5d2-i2s". -- reg: Should be the physical base address of the controller and the - length of memory mapped region. -- interrupts: Should contain the interrupt for the controller. -- dmas: Should be one per channel name listed in the dma-names property, - as described in atmel-dma.txt and dma.txt files. -- dma-names: Two dmas have to be defined, "tx" and "rx". - This IP also supports one shared channel for both rx and tx; - if this mode is used, one "rx-tx" name must be used. -- clocks: Must contain an entry for each entry in clock-names. - Please refer to clock-bindings.txt. -- clock-names: Should be one of each entry matching the clocks phandles list: - - "pclk" (peripheral clock) Required. - - "gclk" (generated clock) Optional (1). - - "muxclk" (I2S mux clock) Optional (1). - -Optional properties: -- pinctrl-0: Should specify pin control groups used for this controller. -- princtrl-names: Should contain only one value - "default". - - -(1) : Only the peripheral clock is required. The generated clock and the I2S - mux clock are optional and should only be set together, when Master Mode - is required. - -Example: - - i2s@f8050000 { - compatible = "atmel,sama5d2-i2s"; - reg = <0xf8050000 0x300>; - interrupts = <54 IRQ_TYPE_LEVEL_HIGH 7>; - dmas = <&dma0 - (AT91_XDMAC_DT_MEM_IF(0) | AT91_XDMAC_DT_PER_IF(1) | - AT91_XDMAC_DT_PERID(31))>, - <&dma0 - (AT91_XDMAC_DT_MEM_IF(0) | AT91_XDMAC_DT_PER_IF(1) | - AT91_XDMAC_DT_PERID(32))>; - dma-names = "tx", "rx"; - clocks = <&i2s0_clk>, <&i2s0_gclk>, <&i2s0muxck>; - clock-names = "pclk", "gclk", "muxclk"; - pinctrl-names = "default"; - pinctrl-0 = <&pinctrl_i2s0_default>; - }; |