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8#include <linux/firmware.h>
9#include <linux/module.h>
10#include <linux/pm_runtime.h>
11#include <sound/sof.h>
12
13#include "ops.h"
14
15extern struct snd_sof_dsp_ops sof_imx8_ops;
16extern struct snd_sof_dsp_ops sof_imx8x_ops;
17extern struct snd_sof_dsp_ops sof_imx8m_ops;
18
19
20#if IS_ENABLED(CONFIG_SND_SOC_SOF_IMX8)
21static struct sof_dev_desc sof_of_imx8qxp_desc = {
22 .default_fw_path = "imx/sof",
23 .default_tplg_path = "imx/sof-tplg",
24 .default_fw_filename = "sof-imx8x.ri",
25 .nocodec_tplg_filename = "sof-imx8-nocodec.tplg",
26 .ops = &sof_imx8x_ops,
27};
28
29static struct sof_dev_desc sof_of_imx8qm_desc = {
30 .default_fw_path = "imx/sof",
31 .default_tplg_path = "imx/sof-tplg",
32 .default_fw_filename = "sof-imx8.ri",
33 .nocodec_tplg_filename = "sof-imx8-nocodec.tplg",
34 .ops = &sof_imx8_ops,
35};
36#endif
37
38#if IS_ENABLED(CONFIG_SND_SOC_SOF_IMX8M)
39static struct sof_dev_desc sof_of_imx8mp_desc = {
40 .default_fw_path = "imx/sof",
41 .default_tplg_path = "imx/sof-tplg",
42 .default_fw_filename = "sof-imx8m.ri",
43 .nocodec_tplg_filename = "sof-imx8-nocodec.tplg",
44 .ops = &sof_imx8m_ops,
45};
46#endif
47
48static const struct dev_pm_ops sof_of_pm = {
49 .prepare = snd_sof_prepare,
50 .complete = snd_sof_complete,
51 SET_SYSTEM_SLEEP_PM_OPS(snd_sof_suspend, snd_sof_resume)
52 SET_RUNTIME_PM_OPS(snd_sof_runtime_suspend, snd_sof_runtime_resume,
53 NULL)
54};
55
56static void sof_of_probe_complete(struct device *dev)
57{
58
59 pm_runtime_set_autosuspend_delay(dev, SND_SOF_SUSPEND_DELAY_MS);
60 pm_runtime_use_autosuspend(dev);
61 pm_runtime_set_active(dev);
62 pm_runtime_enable(dev);
63
64 pm_runtime_mark_last_busy(dev);
65 pm_runtime_put_autosuspend(dev);
66}
67
68static int sof_of_probe(struct platform_device *pdev)
69{
70 struct device *dev = &pdev->dev;
71 const struct sof_dev_desc *desc;
72 struct snd_sof_pdata *sof_pdata;
73
74 dev_info(&pdev->dev, "DT DSP detected");
75
76 sof_pdata = devm_kzalloc(dev, sizeof(*sof_pdata), GFP_KERNEL);
77 if (!sof_pdata)
78 return -ENOMEM;
79
80 desc = device_get_match_data(dev);
81 if (!desc)
82 return -ENODEV;
83
84 if (!desc->ops) {
85 dev_err(dev, "error: no matching DT descriptor ops\n");
86 return -ENODEV;
87 }
88
89 sof_pdata->desc = desc;
90 sof_pdata->dev = &pdev->dev;
91 sof_pdata->fw_filename = desc->default_fw_filename;
92
93
94 sof_pdata->fw_filename_prefix = sof_pdata->desc->default_fw_path;
95 sof_pdata->tplg_filename_prefix = sof_pdata->desc->default_tplg_path;
96
97
98 sof_pdata->sof_probe_complete = sof_of_probe_complete;
99
100
101 return snd_sof_device_probe(dev, sof_pdata);
102}
103
104static int sof_of_remove(struct platform_device *pdev)
105{
106 pm_runtime_disable(&pdev->dev);
107
108
109 snd_sof_device_remove(&pdev->dev);
110
111 return 0;
112}
113
114static const struct of_device_id sof_of_ids[] = {
115#if IS_ENABLED(CONFIG_SND_SOC_SOF_IMX8)
116 { .compatible = "fsl,imx8qxp-dsp", .data = &sof_of_imx8qxp_desc},
117 { .compatible = "fsl,imx8qm-dsp", .data = &sof_of_imx8qm_desc},
118#endif
119#if IS_ENABLED(CONFIG_SND_SOC_SOF_IMX8M)
120 { .compatible = "fsl,imx8mp-dsp", .data = &sof_of_imx8mp_desc},
121#endif
122 { }
123};
124MODULE_DEVICE_TABLE(of, sof_of_ids);
125
126
127static struct platform_driver snd_sof_of_driver = {
128 .probe = sof_of_probe,
129 .remove = sof_of_remove,
130 .driver = {
131 .name = "sof-audio-of",
132 .pm = &sof_of_pm,
133 .of_match_table = sof_of_ids,
134 },
135};
136module_platform_driver(snd_sof_of_driver);
137
138MODULE_LICENSE("Dual BSD/GPL");
139