soc/pxa/pxa2xx-ac97.c

1 // SPDX-License-Identifier: GPL-2.0-only
3  * linux/sound/pxa2xx-ac97.c -- AC97 support for the Intel PXA2xx chip.
15 #include <linux/dma/pxa-dma.h>
21 #include <sound/pxa2xx-lib.h>
25 #include <mach/regs-ac97.h>
65 	.maxburst	= 32,
72 	.maxburst	= 32,
79 	.maxburst	= 16,
86 	.maxburst	= 16,
93 	.maxburst	= 16,
101 	if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)  in pxa2xx_ac97_hifi_startup()
116 	if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)  in pxa2xx_ac97_aux_startup()
129 	if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)  in pxa2xx_ac97_mic_startup()
130 		return -ENODEV;  in pxa2xx_ac97_mic_startup()
159 	.name = "pxa2xx-ac97",
175 	.name = "pxa2xx-ac97-aux",
191 	.name = "pxa2xx-ac97-mic",
203 	.name		= "pxa-ac97",
218 	{ .compatible = "marvell,pxa250-ac97", },
219 	{ .compatible = "marvell,pxa270-ac97", },
220 	{ .compatible = "marvell,pxa300-ac97", },
231 	pxa2xx_audio_ops_t *pdata = pdev->dev.platform_data;  in pxa2xx_ac97_dev_probe()
234 	if (pdev->id != -1) {  in pxa2xx_ac97_dev_probe()
235 		dev_err(&pdev->dev, "PXA2xx has only one AC97 port.\n");  in pxa2xx_ac97_dev_probe()
236 		return -ENXIO;  in pxa2xx_ac97_dev_probe()
241 		dev_err(&pdev->dev, "PXA2xx AC97 hw probe error (%d)\n", ret);  in pxa2xx_ac97_dev_probe()
245 	codecs_pdata = pdata ? pdata->codec_pdata : NULL;  in pxa2xx_ac97_dev_probe()
246 	ctrl = snd_ac97_controller_register(&pxa2xx_ac97_ops, &pdev->dev,  in pxa2xx_ac97_dev_probe()
257 	return devm_snd_soc_register_component(&pdev->dev, &pxa_ac97_component,  in pxa2xx_ac97_dev_probe()
289 		.name	= "pxa2xx-ac97",
302 MODULE_ALIAS("platform:pxa2xx-ac97");