soc/pxa/pxa2xx-i2s.c

1 // SPDX-License-Identifier: GPL-2.0-or-later
3  * pxa2xx-i2s.c  --  ALSA Soc Audio Layer
21 #include <sound/pxa2xx-lib.h>
24 #include <linux/platform_data/asoc-pxa.h>
26 #include "pxa2xx-i2s.h"
32 #define SACR1		(0x0004)	/* Serial Audio I 2 S/MSB-Justified Control Register */
33 #define SASR0		(0x000C)	/* Serial Audio I 2 S/MSB-Justified Interface and FIFO Status Register */
149 		return -ENODEV;  in pxa2xx_i2s_set_dai_sysclk()
161 		return -EINVAL;  in pxa2xx_i2s_hw_params()
166 	if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)  in pxa2xx_i2s_hw_params()
182 	if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)  in pxa2xx_i2s_hw_params()
221 		if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)  in pxa2xx_i2s_trigger()
234 		ret = -EINVAL;  in pxa2xx_i2s_trigger()
243 	if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {  in pxa2xx_i2s_shutdown()
297 	clk_i2s = clk_get(dai->dev, "I2SCLK");  in pxa2xx_i2s_probe()
323 	clk_i2s = ERR_PTR(-ENOENT);  in pxa2xx_i2s_remove()
358 	.name			= "pxa-i2s",
379 	pxa2xx_i2s_pcm_stereo_out.addr = res->start + SADR;  in pxa2xx_i2s_drv_probe()
380 	pxa2xx_i2s_pcm_stereo_in.addr = res->start + SADR;  in pxa2xx_i2s_drv_probe()
382 	return devm_snd_soc_register_component(&pdev->dev, &pxa_i2s_component,  in pxa2xx_i2s_drv_probe()
390 		.name = "pxa2xx-i2s",
396 	clk_i2s = ERR_PTR(-ENOENT);  in pxa2xx_i2s_init()
412 MODULE_ALIAS("platform:pxa2xx-i2s");