#include <linux/dmaengine.h>
#include <linux/module.h>
#include <linux/of_address.h>
+#include <linux/of_device.h>
#include <linux/pm_runtime.h>
#include <linux/regmap.h>
#include <linux/slab.h>
return -ENOMEM;
sai->pdev = pdev;
-
- if (of_device_is_compatible(np, "fsl,imx6sx-sai") ||
- of_device_is_compatible(np, "fsl,imx6ul-sai"))
- sai->sai_on_imx = true;
+ sai->soc_data = of_device_get_match_data(&pdev->dev);
sai->is_lsb_first = of_property_read_bool(np, "lsb-first");
if (ret)
return ret;
- if (sai->sai_on_imx)
+ if (sai->soc_data->use_imx_pcm)
return imx_pcm_dma_init(pdev, IMX_SAI_DMABUF_SIZE);
else
return devm_snd_dmaengine_pcm_register(&pdev->dev, NULL, 0);
return 0;
}
+static const struct fsl_sai_soc_data fsl_sai_vf610_data = {
+ .use_imx_pcm = false,
+};
+
+static const struct fsl_sai_soc_data fsl_sai_imx6sx_data = {
+ .use_imx_pcm = true,
+};
+
static const struct of_device_id fsl_sai_ids[] = {
- { .compatible = "fsl,vf610-sai", },
- { .compatible = "fsl,imx6sx-sai", },
- { .compatible = "fsl,imx6ul-sai", },
+ { .compatible = "fsl,vf610-sai", .data = &fsl_sai_vf610_data },
+ { .compatible = "fsl,imx6sx-sai", .data = &fsl_sai_imx6sx_data },
+ { .compatible = "fsl,imx6ul-sai", .data = &fsl_sai_imx6sx_data },
{ /* sentinel */ }
};
MODULE_DEVICE_TABLE(of, fsl_sai_ids);
#define FSL_SAI_MAXBURST_TX 6
#define FSL_SAI_MAXBURST_RX 6
+struct fsl_sai_soc_data {
+ bool use_imx_pcm;
+};
+
struct fsl_sai {
struct platform_device *pdev;
struct regmap *regmap;
bool is_slave_mode;
bool is_lsb_first;
bool is_dsp_mode;
- bool sai_on_imx;
bool synchronous[2];
unsigned int mclk_id[2];
unsigned int slots;
unsigned int slot_width;
+ const struct fsl_sai_soc_data *soc_data;
struct snd_dmaengine_dai_dma_data dma_params_rx;
struct snd_dmaengine_dai_dma_data dma_params_tx;
};