[PATCH RESEND 01/15] ASoC: meson: add axg fifos DT binding documentation
From: Jerome Brunet <jbrunet@baylibre.com>
Date: 2018-07-17 15:43:18
Also in:
alsa-devel, linux-amlogic, lkml
Subsystem:
arm/amlogic meson soc sound drivers, open firmware and flattened device tree bindings, sound - soc layer / dynamic audio power management (asoc), the rest · Maintainers:
Jerome Brunet, Rob Herring, Krzysztof Kozlowski, Conor Dooley, Liam Girdwood, Mark Brown, Linus Torvalds
Add the DT bindings documentation for axg's FIFOs: TODDR and FRDDR. Signed-off-by: Jerome Brunet <jbrunet@baylibre.com> --- .../devicetree/bindings/sound/amlogic,axg-fifo.txt | 23 ++++++++++++++++++++++ 1 file changed, 23 insertions(+) create mode 100644 Documentation/devicetree/bindings/sound/amlogic,axg-fifo.txt
diff --git a/Documentation/devicetree/bindings/sound/amlogic,axg-fifo.txt b/Documentation/devicetree/bindings/sound/amlogic,axg-fifo.txt
new file mode 100644
index 000000000000..3dfc2515e5c6
--- /dev/null
+++ b/Documentation/devicetree/bindings/sound/amlogic,axg-fifo.txt@@ -0,0 +1,23 @@ +* Amlogic Audio FIFO controllers + +Required properties: +- compatible: 'amlogic,axg-toddr' or + 'amlogic,axg-frddr' +- reg: physical base address of the controller and length of memory + mapped region. +- interrupts: interrupt specifier for the fifo. +- clocks: phandle to the fifo peripheral clock provided by the audio + clock controller. +- resets: phandle to memory ARB line provided by the arb reset controller. +- #sound-dai-cells: must be 0. + +Example of FRDDR A on the A113 SoC: + +frddr_a: audio-controller@1c0 { + compatible = "amlogic,axg-frddr"; + reg = <0x0 0x1c0 0x0 0x1c>; + #sound-dai-cells = <0>; + interrupts = <GIC_SPI 88 IRQ_TYPE_EDGE_RISING>; + clocks = <&clkc_audio AUD_CLKID_FRDDR_A>; + resets = <&arb AXG_ARB_FRDDR_A>; +};
--
2.14.4