1 // SPDX-License-Identifier: GPL-2.0
31 		return -EINVAL;  in xlnx_i2s_set_sclkout_div()
48 		reg_off = I2S_CH0_OFFSET + ((chan_id - 1) * 4);  in xlnx_i2s_hw_params()
50 		chan_id--;  in xlnx_i2s_hw_params()
73 		return -EINVAL;  in xlnx_i2s_trigger()
90 	{ .compatible = "xlnx,i2s-transmitter-1.0", },
91 	{ .compatible = "xlnx,i2s-receiver-1.0", },
102 	struct device *dev = &pdev->dev;  in xlnx_i2s_probe()
103 	struct device_node *node = dev->of_node;  in xlnx_i2s_probe()
105 	dai_drv = devm_kzalloc(&pdev->dev, sizeof(*dai_drv), GFP_KERNEL);  in xlnx_i2s_probe()
107 		return -ENOMEM;  in xlnx_i2s_probe()
113 	ret = of_property_read_u32(node, "xlnx,num-channels", &ch);  in xlnx_i2s_probe()
115 		dev_err(dev, "cannot get supported channels\n");  in xlnx_i2s_probe()
133 		return -EINVAL;  in xlnx_i2s_probe()
136 	if (of_device_is_compatible(node, "xlnx,i2s-transmitter-1.0")) {  in xlnx_i2s_probe()
137 		dai_drv->name = "xlnx_i2s_playback";  in xlnx_i2s_probe()
138 		dai_drv->playback.stream_name = "Playback";  in xlnx_i2s_probe()
139 		dai_drv->playback.formats = format;  in xlnx_i2s_probe()
140 		dai_drv->playback.channels_min = ch;  in xlnx_i2s_probe()
141 		dai_drv->playback.channels_max = ch;  in xlnx_i2s_probe()
142 		dai_drv->playback.rates	= SNDRV_PCM_RATE_8000_192000;  in xlnx_i2s_probe()
143 		dai_drv->ops = &xlnx_i2s_dai_ops;  in xlnx_i2s_probe()
144 	} else if (of_device_is_compatible(node, "xlnx,i2s-receiver-1.0")) {  in xlnx_i2s_probe()
145 		dai_drv->name = "xlnx_i2s_capture";  in xlnx_i2s_probe()
146 		dai_drv->capture.stream_name = "Capture";  in xlnx_i2s_probe()
147 		dai_drv->capture.formats = format;  in xlnx_i2s_probe()
148 		dai_drv->capture.channels_min = ch;  in xlnx_i2s_probe()
149 		dai_drv->capture.channels_max = ch;  in xlnx_i2s_probe()
150 		dai_drv->capture.rates = SNDRV_PCM_RATE_8000_192000;  in xlnx_i2s_probe()
151 		dai_drv->ops = &xlnx_i2s_dai_ops;  in xlnx_i2s_probe()
153 		return -ENODEV;  in xlnx_i2s_probe()
156 	dev_set_drvdata(&pdev->dev, base);  in xlnx_i2s_probe()
158 	ret = devm_snd_soc_register_component(&pdev->dev, &xlnx_i2s_component,  in xlnx_i2s_probe()
161 		dev_err(&pdev->dev, "i2s component registration failed\n");  in xlnx_i2s_probe()
165 	dev_info(&pdev->dev, "%s DAI registered\n", dai_drv->name);  in xlnx_i2s_probe()