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 <shengjiu.wang@xxxxxxx>
---
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
