linux_dsm_epyc7002/Documentation/devicetree/bindings/sound/sun4i-i2s.txt
Masahiro Yamada 4091fb95b5 scripts/spelling.txt: add "followings" pattern and fix typo instances
Fix typos and add the following to the scripts/spelling.txt:

  followings||following

While we are here, add a missing colon in the boilerplate in DT binding
documents.  The "you SoC" in allwinner,sunxi-pinctrl.txt was fixed as
well.

I reworded "as the followings:" to "as follows:" for
drivers/usb/gadget/udc/renesas_usb3.c.

Link: http://lkml.kernel.org/r/1481573103-11329-32-git-send-email-yamada.masahiro@socionext.com
Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2017-02-27 18:43:47 -08:00

40 lines
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* Allwinner A10 I2S controller
The I2S bus (Inter-IC sound bus) is a serial link for digital
audio data transfer between devices in the system.
Required properties:
- compatible: should be one of the following:
- "allwinner,sun4i-a10-i2s"
- "allwinner,sun6i-a31-i2s"
- reg: physical base address of the controller and length of memory mapped
region.
- interrupts: should contain the I2S interrupt.
- dmas: DMA specifiers for tx and rx dma. See the DMA client binding,
Documentation/devicetree/bindings/dma/dma.txt
- dma-names: should include "tx" and "rx".
- clocks: a list of phandle + clock-specifer pairs, one for each entry in clock-names.
- clock-names: should contain the following:
- "apb" : clock for the I2S bus interface
- "mod" : module clock for the I2S controller
- #sound-dai-cells : Must be equal to 0
Required properties for the following compatibles:
- "allwinner,sun6i-a31-i2s"
- resets: phandle to the reset line for this codec
Example:
i2s0: i2s@01c22400 {
#sound-dai-cells = <0>;
compatible = "allwinner,sun4i-a10-i2s";
reg = <0x01c22400 0x400>;
interrupts = <GIC_SPI 16 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&apb0_gates 3>, <&i2s0_clk>;
clock-names = "apb", "mod";
dmas = <&dma SUN4I_DMA_NORMAL 3>,
<&dma SUN4I_DMA_NORMAL 3>;
dma-names = "rx", "tx";
};