[alsa-devel] Applied "ASoC: meson: axg-fifo: add fifo depth to the bindings documentation" to the asoc tree
Mark Brown
broonie at kernel.org
Wed Dec 18 21:05:45 CET 2019
The patch
ASoC: meson: axg-fifo: add fifo depth to the bindings documentation
has been applied to the asoc tree at
https://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound.git for-5.6
All being well this means that it will be integrated into the linux-next
tree (usually sometime in the next 24 hours) and sent to Linus during
the next merge window (or sooner if it is a bug fix), however if
problems are discovered then the patch may be dropped or reverted.
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and review of the tree, please engage with people reporting problems and
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Thanks,
Mark
>From fb522dbb4531c14193115a09905c6c31b37dbfc5 Mon Sep 17 00:00:00 2001
From: Jerome Brunet <jbrunet at baylibre.com>
Date: Wed, 18 Dec 2019 18:24:18 +0100
Subject: [PATCH] ASoC: meson: axg-fifo: add fifo depth to the bindings
documentation
Add a new property with the depth of the fifo in bytes. This is useful
since some instance of the fifo, even on the same SoC, may have different
depth. The depth is useful is set some parameters of the fifo.
Signed-off-by: Jerome Brunet <jbrunet at baylibre.com>
Link: https://lore.kernel.org/r/20191218172420.1199117-3-jbrunet@baylibre.com
Signed-off-by: Mark Brown <broonie at kernel.org>
---
Documentation/devicetree/bindings/sound/amlogic,axg-fifo.txt | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/Documentation/devicetree/bindings/sound/amlogic,axg-fifo.txt b/Documentation/devicetree/bindings/sound/amlogic,axg-fifo.txt
index 3080979350a0..fa4545ed81ca 100644
--- a/Documentation/devicetree/bindings/sound/amlogic,axg-fifo.txt
+++ b/Documentation/devicetree/bindings/sound/amlogic,axg-fifo.txt
@@ -17,6 +17,9 @@ Required properties:
* "arb" : memory ARB line (required)
* "rst" : dedicated device reset line (optional)
- #sound-dai-cells: must be 0.
+- amlogic,fifo-depth: The size of the controller's fifo in bytes. This
+ is useful for determining certain configuration such
+ as the flush threshold of the fifo
Example of FRDDR A on the A113 SoC:
@@ -27,4 +30,5 @@ frddr_a: audio-controller at 1c0 {
interrupts = <GIC_SPI 88 IRQ_TYPE_EDGE_RISING>;
clocks = <&clkc_audio AUD_CLKID_FRDDR_A>;
resets = <&arb AXG_ARB_FRDDR_A>;
+ fifo-depth = <512>;
};
--
2.20.1
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