From 5d1646d90e1f2cceb9f0828f4b28318cd0ec7744 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sat, 27 Apr 2024 12:05:51 +0200 Subject: Adding upstream version 5.10.209. Signed-off-by: Daniel Baumann --- .../devicetree/bindings/sound/img,i2s-in.txt | 47 ++++++++++++++++++++++ 1 file changed, 47 insertions(+) create mode 100644 Documentation/devicetree/bindings/sound/img,i2s-in.txt (limited to 'Documentation/devicetree/bindings/sound/img,i2s-in.txt') diff --git a/Documentation/devicetree/bindings/sound/img,i2s-in.txt b/Documentation/devicetree/bindings/sound/img,i2s-in.txt new file mode 100644 index 000000000..423265cfc --- /dev/null +++ b/Documentation/devicetree/bindings/sound/img,i2s-in.txt @@ -0,0 +1,47 @@ +Imagination Technologies I2S Input Controller + +Required Properties: + + - compatible : Compatible list, must contain "img,i2s-in" + + - #sound-dai-cells : Must be equal to 0 + + - reg : Offset and length of the register set for the device + + - clocks : Contains an entry for each entry in clock-names + + - clock-names : Must include the following entry: + "sys" The system clock + + - dmas: Contains an entry for each entry in dma-names. + + - dma-names: Must include the following entry: + "rx" Single DMA channel used by all active I2S channels + + - img,i2s-channels : Number of I2S channels instantiated in the I2S in block + +Optional Properties: + + - interrupts : Contains the I2S in interrupts. Depending on + the configuration, there may be no interrupts, one interrupt, + or an interrupt per I2S channel. For the case where there is + one interrupt per channel, the interrupts should be listed + in ascending channel order + + - resets: Contains a phandle to the I2S in reset signal + + - reset-names: Contains the reset signal name "rst" + +Example: + +i2s_in: i2s-in@18100800 { + compatible = "img,i2s-in"; + reg = <0x18100800 0x200>; + interrupts = ; + dmas = <&mdc 30 0xffffffff 0>; + dma-names = "rx"; + clocks = <&cr_periph SYS_CLK_I2S_IN>; + clock-names = "sys"; + img,i2s-channels = <6>; + #sound-dai-cells = <0>; +}; -- cgit v1.2.3