iMX/i2som-imx-linux
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

MLK-22400-1: ASoC: fsl_rpmsg_i2s: Add rpmsg i2s for imx8mn

Browse Source 
The rpmsg i2s audio is supported with codec wm8524 in imx8mn

Signed-off-by: Shengjiu Wang <shengjiu.wang@nxp.com>
(cherry picked from commit 68ad821832)
This commit is contained in:
Shengjiu Wang
2019-08-07 10:56:52 +08:00
parent 31d5dfa44c
commit 77be7d36a5
2 changed files with 17 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

2
Documentation/devicetree/bindings/sound/fsl,rpmsg-i2s.txt
View File

@ -8,7 +8,7 @@ Required properties:
- compatible : Compatible list, contains "fsl,imx7ulp-rpmsg-i2s".
"fsl,imx8mq-rpmsg-i2s", "fsl,imx8qxp-rpmsg-i2s"
"fsl,imx8qm-rpmsg-i2s"
"fsl,imx8qm-rpmsg-i2s", "fsl,imx8mn-rpmsg-i2s"
- fsl,audioindex : This is an index indicating the audio device index in
the M4 side.

16
sound/soc/fsl/fsl_rpmsg_i2s.c
View File

@ -155,6 +155,7 @@ static const struct of_device_id fsl_rpmsg_i2s_ids[] = {
{ .compatible = "fsl,imx8mq-rpmsg-i2s"},
{ .compatible = "fsl,imx8qxp-rpmsg-i2s"},
{ .compatible = "fsl,imx8qm-rpmsg-i2s"},
{ .compatible = "fsl,imx8mn-rpmsg-i2s"},
{ /* sentinel */ }
};
MODULE_DEVICE_TABLE(of, fsl_rpmsg_i2s_ids);
@ -296,6 +297,21 @@ static int fsl_rpmsg_i2s_probe(struct platform_device *pdev)
fsl_rpmsg_i2s_dai.capture.formats = rpmsg_i2s->formats;
}
if (of_device_is_compatible(pdev->dev.of_node,
"fsl,imx8mn-rpmsg-i2s")) {
rpmsg_i2s->codec_dummy = 1;
rpmsg_i2s->version = 2;
rpmsg_i2s->rates = SNDRV_PCM_RATE_KNOT;
rpmsg_i2s->formats = SNDRV_PCM_FMTBIT_S16_LE |
SNDRV_PCM_FMTBIT_S24_LE |
SNDRV_PCM_FMTBIT_S32_LE;
fsl_rpmsg_i2s_dai.playback.rates = rpmsg_i2s->rates;
fsl_rpmsg_i2s_dai.playback.formats = rpmsg_i2s->formats;
fsl_rpmsg_i2s_dai.capture.rates = rpmsg_i2s->rates;
fsl_rpmsg_i2s_dai.capture.formats = rpmsg_i2s->formats;
}
if (of_property_read_bool(pdev->dev.of_node, "fsl,enable-lpa"))
rpmsg_i2s->enable_lpa = 1;