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Add support for MICFIL on i.MX93 platform

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Merge series from Chancel Liu <chancel.liu@nxp.com>:

This patchset supports MICFIL on i.MX93 platform.
This commit is contained in:
Mark Brown 2022-11-01 14:33:10 +00:00
commit e9ec88a2a6
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GPG Key ID: 24D68B725D5487D0
2 changed files with 14 additions and 0 deletions
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1
Documentation/devicetree/bindings/sound/fsl,micfil.yaml
View File

@ -18,6 +18,7 @@ properties:
enum:
- fsl,imx8mm-micfil
- fsl,imx8mp-micfil
- fsl,imx93-micfil
reg:
maxItems: 1

13
sound/soc/fsl/fsl_micfil.c
View File

@ -63,6 +63,7 @@ struct fsl_micfil_soc_data {
unsigned int fifo_depth;
unsigned int dataline;
bool imx;
bool use_edma;
u64 formats;
};
@ -82,9 +83,19 @@ static struct fsl_micfil_soc_data fsl_micfil_imx8mp = {
.formats = SNDRV_PCM_FMTBIT_S32_LE,
};
static struct fsl_micfil_soc_data fsl_micfil_imx93 = {
.imx = true,
.fifos = 8,
.fifo_depth = 32,
.dataline = 0xf,
.formats = SNDRV_PCM_FMTBIT_S32_LE,
.use_edma = true,
};
static const struct of_device_id fsl_micfil_dt_ids[] = {
{ .compatible = "fsl,imx8mm-micfil", .data = &fsl_micfil_imx8mm },
{ .compatible = "fsl,imx8mp-micfil", .data = &fsl_micfil_imx8mp },
{ .compatible = "fsl,imx93-micfil", .data = &fsl_micfil_imx93 },
{}
};
MODULE_DEVICE_TABLE(of, fsl_micfil_dt_ids);
@ -681,6 +692,8 @@ static int fsl_micfil_hw_params(struct snd_pcm_substream *substream,
micfil->sdmacfg.n_fifos_src = channels;
micfil->sdmacfg.sw_done = true;
micfil->dma_params_rx.maxburst = channels * MICFIL_DMA_MAXBURST_RX;
if (micfil->soc->use_edma)
micfil->dma_params_rx.maxburst = channels;
return 0;
}