1 /* sound/soc/s3c24xx/pcm.h
3 * This program is free software; you can redistribute it and/or modify
4 * it under the terms of the GNU General Public License version 2 as
5 * published by the Free Software Foundation.
10 #define __S3C_PCM_H __FILE__
13 #define S3C_PCM_CTL (0x00)
14 #define S3C_PCM_CLKCTL (0x04)
15 #define S3C_PCM_TXFIFO (0x08)
16 #define S3C_PCM_RXFIFO (0x0C)
17 #define S3C_PCM_IRQCTL (0x10)
18 #define S3C_PCM_IRQSTAT (0x14)
19 #define S3C_PCM_FIFOSTAT (0x18)
20 #define S3C_PCM_CLRINT (0x20)
22 /* PCM_CTL Bit-Fields */
23 #define S3C_PCM_CTL_TXDIPSTICK_MASK (0x3f)
24 #define S3C_PCM_CTL_TXDIPSTICK_SHIFT (13)
25 #define S3C_PCM_CTL_RXDIPSTICK_MASK (0x3f)
26 #define S3C_PCM_CTL_RXDIPSTICK_SHIFT (7)
27 #define S3C_PCM_CTL_TXDMA_EN (0x1<<6)
28 #define S3C_PCM_CTL_RXDMA_EN (0x1<<5)
29 #define S3C_PCM_CTL_TXMSB_AFTER_FSYNC (0x1<<4)
30 #define S3C_PCM_CTL_RXMSB_AFTER_FSYNC (0x1<<3)
31 #define S3C_PCM_CTL_TXFIFO_EN (0x1<<2)
32 #define S3C_PCM_CTL_RXFIFO_EN (0x1<<1)
33 #define S3C_PCM_CTL_ENABLE (0x1<<0)
35 /* PCM_CLKCTL Bit-Fields */
36 #define S3C_PCM_CLKCTL_SERCLK_EN (0x1<<19)
37 #define S3C_PCM_CLKCTL_SERCLKSEL_PCLK (0x1<<18)
38 #define S3C_PCM_CLKCTL_SCLKDIV_MASK (0x1ff)
39 #define S3C_PCM_CLKCTL_SYNCDIV_MASK (0x1ff)
40 #define S3C_PCM_CLKCTL_SCLKDIV_SHIFT (9)
41 #define S3C_PCM_CLKCTL_SYNCDIV_SHIFT (0)
43 /* PCM_TXFIFO Bit-Fields */
44 #define S3C_PCM_TXFIFO_DVALID (0x1<<16)
45 #define S3C_PCM_TXFIFO_DATA_MSK (0xffff<<0)
47 /* PCM_RXFIFO Bit-Fields */
48 #define S3C_PCM_RXFIFO_DVALID (0x1<<16)
49 #define S3C_PCM_RXFIFO_DATA_MSK (0xffff<<0)
51 /* PCM_IRQCTL Bit-Fields */
52 #define S3C_PCM_IRQCTL_IRQEN (0x1<<14)
53 #define S3C_PCM_IRQCTL_WRDEN (0x1<<12)
54 #define S3C_PCM_IRQCTL_TXEMPTYEN (0x1<<11)
55 #define S3C_PCM_IRQCTL_TXALMSTEMPTYEN (0x1<<10)
56 #define S3C_PCM_IRQCTL_TXFULLEN (0x1<<9)
57 #define S3C_PCM_IRQCTL_TXALMSTFULLEN (0x1<<8)
58 #define S3C_PCM_IRQCTL_TXSTARVEN (0x1<<7)
59 #define S3C_PCM_IRQCTL_TXERROVRFLEN (0x1<<6)
60 #define S3C_PCM_IRQCTL_RXEMPTEN (0x1<<5)
61 #define S3C_PCM_IRQCTL_RXALMSTEMPTEN (0x1<<4)
62 #define S3C_PCM_IRQCTL_RXFULLEN (0x1<<3)
63 #define S3C_PCM_IRQCTL_RXALMSTFULLEN (0x1<<2)
64 #define S3C_PCM_IRQCTL_RXSTARVEN (0x1<<1)
65 #define S3C_PCM_IRQCTL_RXERROVRFLEN (0x1<<0)
67 /* PCM_IRQSTAT Bit-Fields */
68 #define S3C_PCM_IRQSTAT_IRQPND (0x1<<13)
69 #define S3C_PCM_IRQSTAT_WRD_XFER (0x1<<12)
70 #define S3C_PCM_IRQSTAT_TXEMPTY (0x1<<11)
71 #define S3C_PCM_IRQSTAT_TXALMSTEMPTY (0x1<<10)
72 #define S3C_PCM_IRQSTAT_TXFULL (0x1<<9)
73 #define S3C_PCM_IRQSTAT_TXALMSTFULL (0x1<<8)
74 #define S3C_PCM_IRQSTAT_TXSTARV (0x1<<7)
75 #define S3C_PCM_IRQSTAT_TXERROVRFL (0x1<<6)
76 #define S3C_PCM_IRQSTAT_RXEMPT (0x1<<5)
77 #define S3C_PCM_IRQSTAT_RXALMSTEMPT (0x1<<4)
78 #define S3C_PCM_IRQSTAT_RXFULL (0x1<<3)
79 #define S3C_PCM_IRQSTAT_RXALMSTFULL (0x1<<2)
80 #define S3C_PCM_IRQSTAT_RXSTARV (0x1<<1)
81 #define S3C_PCM_IRQSTAT_RXERROVRFL (0x1<<0)
83 /* PCM_FIFOSTAT Bit-Fields */
84 #define S3C_PCM_FIFOSTAT_TXCNT_MSK (0x3f<<14)
85 #define S3C_PCM_FIFOSTAT_TXFIFOEMPTY (0x1<<13)
86 #define S3C_PCM_FIFOSTAT_TXFIFOALMSTEMPTY (0x1<<12)
87 #define S3C_PCM_FIFOSTAT_TXFIFOFULL (0x1<<11)
88 #define S3C_PCM_FIFOSTAT_TXFIFOALMSTFULL (0x1<<10)
89 #define S3C_PCM_FIFOSTAT_RXCNT_MSK (0x3f<<4)
90 #define S3C_PCM_FIFOSTAT_RXFIFOEMPTY (0x1<<3)
91 #define S3C_PCM_FIFOSTAT_RXFIFOALMSTEMPTY (0x1<<2)
92 #define S3C_PCM_FIFOSTAT_RXFIFOFULL (0x1<<1)
93 #define S3C_PCM_FIFOSTAT_RXFIFOALMSTFULL (0x1<<0)
95 #define S3C_PCM_CLKSRC_PCLK 0
96 #define S3C_PCM_CLKSRC_MUX 1
98 #define S3C_PCM_SCLK_PER_FS 0
101 * struct s3c_pcm_info - S3C PCM Controller information
102 * @dev: The parent device passed to use from the probe.
103 * @regs: The pointer to the device register block.
104 * @dma_playback: DMA information for playback channel.
105 * @dma_capture: DMA information for capture channel.
107 struct s3c_pcm_info {
112 unsigned int sclk_per_fs;
114 /* Whether to keep PCMSCLK enabled even when idle(no active xfer) */
115 unsigned int idleclk;
120 struct s3c_dma_params *dma_playback;
121 struct s3c_dma_params *dma_capture;
124 #endif /* __S3C_PCM_H */