Thread (15 messages) 15 messages, 5 authors, 2020-03-07
STALE2332d
Revisions (7)
  1. v3 [diff vs current]
  2. v4 current
  3. v5 [diff vs current]
  4. v6 [diff vs current]
  5. v7 [diff vs current]
  6. v8 [diff vs current]
  7. v9 [diff vs current]

[PATCH v4 1/8] ASoC: dt-bindings: fsl_asrc: Change asrc-width to asrc-format

From: Shengjiu Wang <hidden>
Date: 2020-03-01 05:31:06
Also in: alsa-devel, linux-devicetree, linuxppc-dev, lkml
Subsystem: open firmware and flattened device tree bindings, sound - soc layer / dynamic audio power management (asoc), the rest · Maintainers: Rob Herring, Krzysztof Kozlowski, Conor Dooley, Liam Girdwood, Mark Brown, Linus Torvalds

asrc_format is more inteligent, which is align with the alsa
definition snd_pcm_format_t, we don't need to convert it to
format in driver, and it can distinguish S24_LE & S24_3LE.

Signed-off-by: Shengjiu Wang <redacted>
---
 Documentation/devicetree/bindings/sound/fsl,asrc.txt | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/Documentation/devicetree/bindings/sound/fsl,asrc.txt b/Documentation/devicetree/bindings/sound/fsl,asrc.txt
index cb9a25165503..0cbb86c026d5 100644
--- a/Documentation/devicetree/bindings/sound/fsl,asrc.txt
+++ b/Documentation/devicetree/bindings/sound/fsl,asrc.txt
@@ -38,7 +38,9 @@ Required properties:
 
    - fsl,asrc-rate	: Defines a mutual sample rate used by DPCM Back Ends.
 
-   - fsl,asrc-width	: Defines a mutual sample width used by DPCM Back Ends.
+   - fsl,asrc-format	: Defines a mutual sample format used by DPCM Back
+			  Ends. The value is one of SNDRV_PCM_FORMAT_XX in
+			  "include/uapi/sound/asound.h"
 
    - fsl,asrc-clk-map   : Defines clock map used in driver. which is required
 			  by imx8qm/imx8qxp platform
-- 
2.21.0


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