xref: /openbmc/linux/sound/soc/au1x/psc.h (revision 37744fee)
1 /* SPDX-License-Identifier: GPL-2.0-only */
2 /*
3  * Alchemy ALSA ASoC audio support.
4  *
5  * (c) 2007-2011 MSC Vertriebsges.m.b.H.,
6  *	Manuel Lauss <manuel.lauss@gmail.com>
7  */
8 
9 #ifndef _AU1X_PCM_H
10 #define _AU1X_PCM_H
11 
12 struct au1xpsc_audio_data {
13 	void __iomem *mmio;
14 
15 	unsigned long cfg;
16 	unsigned long rate;
17 
18 	struct snd_soc_dai_driver dai_drv;
19 
20 	unsigned long pm[2];
21 	struct mutex lock;
22 	int dmaids[2];
23 };
24 
25 /* easy access macros */
26 #define PSC_CTRL(x)	((x)->mmio + PSC_CTRL_OFFSET)
27 #define PSC_SEL(x)	((x)->mmio + PSC_SEL_OFFSET)
28 #define I2S_STAT(x)	((x)->mmio + PSC_I2SSTAT_OFFSET)
29 #define I2S_CFG(x)	((x)->mmio + PSC_I2SCFG_OFFSET)
30 #define I2S_PCR(x)	((x)->mmio + PSC_I2SPCR_OFFSET)
31 #define AC97_CFG(x)	((x)->mmio + PSC_AC97CFG_OFFSET)
32 #define AC97_CDC(x)	((x)->mmio + PSC_AC97CDC_OFFSET)
33 #define AC97_EVNT(x)	((x)->mmio + PSC_AC97EVNT_OFFSET)
34 #define AC97_PCR(x)	((x)->mmio + PSC_AC97PCR_OFFSET)
35 #define AC97_RST(x)	((x)->mmio + PSC_AC97RST_OFFSET)
36 #define AC97_STAT(x)	((x)->mmio + PSC_AC97STAT_OFFSET)
37 
38 #endif
39