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authorMark Brown <broonie@kernel.org>2022-10-28 16:50:34 +0100
committerMark Brown <broonie@kernel.org>2022-10-28 16:50:34 +0100
commit5e01ff7d496d92bf435e6531b808f7883320c650 (patch)
tree6a3ab4ba3e859db24e39fabf21f7d3afa76a4e2a
parent107d170dc46e14cfa575d1b995107ef2f2e51dfe (diff)
parent870b89d118a29bd845ea706a74e313f9b83f5a45 (diff)
downloadlinux-5e01ff7d496d92bf435e6531b808f7883320c650.tar.bz2
Add support for SAI on i.MX93 platform
Merge series from Chancel Liu <chancel.liu@nxp.com>: This patchset supports SAI on i.MX93 platform.
-rw-r--r--Documentation/devicetree/bindings/sound/fsl,sai.yaml1
-rw-r--r--sound/soc/fsl/fsl_sai.c23
-rw-r--r--sound/soc/fsl/fsl_sai.h1
3 files changed, 21 insertions, 4 deletions
diff --git a/Documentation/devicetree/bindings/sound/fsl,sai.yaml b/Documentation/devicetree/bindings/sound/fsl,sai.yaml
index 70c4111d59c7..11aab891288d 100644
--- a/Documentation/devicetree/bindings/sound/fsl,sai.yaml
+++ b/Documentation/devicetree/bindings/sound/fsl,sai.yaml
@@ -26,6 +26,7 @@ properties:
- fsl,imx8mq-sai
- fsl,imx8qm-sai
- fsl,imx8ulp-sai
+ - fsl,imx93-sai
- items:
- enum:
- fsl,imx8mm-sai
diff --git a/sound/soc/fsl/fsl_sai.c b/sound/soc/fsl/fsl_sai.c
index 81f89f6767a2..a0ea27f06997 100644
--- a/sound/soc/fsl/fsl_sai.c
+++ b/sound/soc/fsl/fsl_sai.c
@@ -872,10 +872,10 @@ static int fsl_sai_dai_probe(struct snd_soc_dai *cpu_dai)
regmap_update_bits(sai->regmap, FSL_SAI_TCR1(ofs),
FSL_SAI_CR1_RFW_MASK(sai->soc_data->fifo_depth),
- sai->soc_data->fifo_depth - FSL_SAI_MAXBURST_TX);
+ sai->soc_data->fifo_depth - sai->dma_params_tx.maxburst);
regmap_update_bits(sai->regmap, FSL_SAI_RCR1(ofs),
FSL_SAI_CR1_RFW_MASK(sai->soc_data->fifo_depth),
- FSL_SAI_MAXBURST_RX - 1);
+ sai->dma_params_rx.maxburst - 1);
snd_soc_dai_init_dma_data(cpu_dai, &sai->dma_params_tx,
&sai->dma_params_rx);
@@ -1416,8 +1416,10 @@ static int fsl_sai_probe(struct platform_device *pdev)
sai->dma_params_rx.addr = sai->res->start + FSL_SAI_RDR0;
sai->dma_params_tx.addr = sai->res->start + FSL_SAI_TDR0;
- sai->dma_params_rx.maxburst = FSL_SAI_MAXBURST_RX;
- sai->dma_params_tx.maxburst = FSL_SAI_MAXBURST_TX;
+ sai->dma_params_rx.maxburst =
+ sai->soc_data->max_burst[RX] ? sai->soc_data->max_burst[RX] : FSL_SAI_MAXBURST_RX;
+ sai->dma_params_tx.maxburst =
+ sai->soc_data->max_burst[TX] ? sai->soc_data->max_burst[TX] : FSL_SAI_MAXBURST_TX;
sai->pinctrl = devm_pinctrl_get(&pdev->dev);
@@ -1579,6 +1581,18 @@ static const struct fsl_sai_soc_data fsl_sai_imx8ulp_data = {
.max_register = FSL_SAI_RTCAP,
};
+static const struct fsl_sai_soc_data fsl_sai_imx93_data = {
+ .use_imx_pcm = true,
+ .use_edma = true,
+ .fifo_depth = 128,
+ .reg_offset = 8,
+ .mclk0_is_mclk1 = false,
+ .pins = 4,
+ .flags = 0,
+ .max_register = FSL_SAI_MCTL,
+ .max_burst = {8, 8},
+};
+
static const struct of_device_id fsl_sai_ids[] = {
{ .compatible = "fsl,vf610-sai", .data = &fsl_sai_vf610_data },
{ .compatible = "fsl,imx6sx-sai", .data = &fsl_sai_imx6sx_data },
@@ -1590,6 +1604,7 @@ static const struct of_device_id fsl_sai_ids[] = {
{ .compatible = "fsl,imx8mp-sai", .data = &fsl_sai_imx8mp_data },
{ .compatible = "fsl,imx8ulp-sai", .data = &fsl_sai_imx8ulp_data },
{ .compatible = "fsl,imx8mn-sai", .data = &fsl_sai_imx8mp_data },
+ { .compatible = "fsl,imx93-sai", .data = &fsl_sai_imx93_data },
{ /* sentinel */ }
};
MODULE_DEVICE_TABLE(of, fsl_sai_ids);
diff --git a/sound/soc/fsl/fsl_sai.h b/sound/soc/fsl/fsl_sai.h
index 697f6690068c..197748a888d5 100644
--- a/sound/soc/fsl/fsl_sai.h
+++ b/sound/soc/fsl/fsl_sai.h
@@ -235,6 +235,7 @@ struct fsl_sai_soc_data {
unsigned int reg_offset;
unsigned int flags;
unsigned int max_register;
+ unsigned int max_burst[2];
};
/**