357a1db94e
Signed-off-by: Jassi Brar <jassi.brar@samsung.com> Acked-by: Liam Girdwood <lrg@slimlogic.co.uk> Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
124 lines
3.9 KiB
C
124 lines
3.9 KiB
C
/* sound/soc/s3c24xx/s3c-pcm.h
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License version 2 as
|
|
* published by the Free Software Foundation.
|
|
*
|
|
*/
|
|
|
|
#ifndef __S3C_PCM_H
|
|
#define __S3C_PCM_H __FILE__
|
|
|
|
/*Register Offsets */
|
|
#define S3C_PCM_CTL (0x00)
|
|
#define S3C_PCM_CLKCTL (0x04)
|
|
#define S3C_PCM_TXFIFO (0x08)
|
|
#define S3C_PCM_RXFIFO (0x0C)
|
|
#define S3C_PCM_IRQCTL (0x10)
|
|
#define S3C_PCM_IRQSTAT (0x14)
|
|
#define S3C_PCM_FIFOSTAT (0x18)
|
|
#define S3C_PCM_CLRINT (0x20)
|
|
|
|
/* PCM_CTL Bit-Fields */
|
|
#define S3C_PCM_CTL_TXDIPSTICK_MASK (0x3f)
|
|
#define S3C_PCM_CTL_TXDIPSTICK_SHIFT (13)
|
|
#define S3C_PCM_CTL_RXDIPSTICK_MSK (0x3f<<7)
|
|
#define S3C_PCM_CTL_TXDMA_EN (0x1<<6)
|
|
#define S3C_PCM_CTL_RXDMA_EN (0x1<<5)
|
|
#define S3C_PCM_CTL_TXMSB_AFTER_FSYNC (0x1<<4)
|
|
#define S3C_PCM_CTL_RXMSB_AFTER_FSYNC (0x1<<3)
|
|
#define S3C_PCM_CTL_TXFIFO_EN (0x1<<2)
|
|
#define S3C_PCM_CTL_RXFIFO_EN (0x1<<1)
|
|
#define S3C_PCM_CTL_ENABLE (0x1<<0)
|
|
|
|
/* PCM_CLKCTL Bit-Fields */
|
|
#define S3C_PCM_CLKCTL_SERCLK_EN (0x1<<19)
|
|
#define S3C_PCM_CLKCTL_SERCLKSEL_PCLK (0x1<<18)
|
|
#define S3C_PCM_CLKCTL_SCLKDIV_MASK (0x1ff)
|
|
#define S3C_PCM_CLKCTL_SYNCDIV_MASK (0x1ff)
|
|
#define S3C_PCM_CLKCTL_SCLKDIV_SHIFT (9)
|
|
#define S3C_PCM_CLKCTL_SYNCDIV_SHIFT (0)
|
|
|
|
/* PCM_TXFIFO Bit-Fields */
|
|
#define S3C_PCM_TXFIFO_DVALID (0x1<<16)
|
|
#define S3C_PCM_TXFIFO_DATA_MSK (0xffff<<0)
|
|
|
|
/* PCM_RXFIFO Bit-Fields */
|
|
#define S3C_PCM_RXFIFO_DVALID (0x1<<16)
|
|
#define S3C_PCM_RXFIFO_DATA_MSK (0xffff<<0)
|
|
|
|
/* PCM_IRQCTL Bit-Fields */
|
|
#define S3C_PCM_IRQCTL_IRQEN (0x1<<14)
|
|
#define S3C_PCM_IRQCTL_WRDEN (0x1<<12)
|
|
#define S3C_PCM_IRQCTL_TXEMPTYEN (0x1<<11)
|
|
#define S3C_PCM_IRQCTL_TXALMSTEMPTYEN (0x1<<10)
|
|
#define S3C_PCM_IRQCTL_TXFULLEN (0x1<<9)
|
|
#define S3C_PCM_IRQCTL_TXALMSTFULLEN (0x1<<8)
|
|
#define S3C_PCM_IRQCTL_TXSTARVEN (0x1<<7)
|
|
#define S3C_PCM_IRQCTL_TXERROVRFLEN (0x1<<6)
|
|
#define S3C_PCM_IRQCTL_RXEMPTEN (0x1<<5)
|
|
#define S3C_PCM_IRQCTL_RXALMSTEMPTEN (0x1<<4)
|
|
#define S3C_PCM_IRQCTL_RXFULLEN (0x1<<3)
|
|
#define S3C_PCM_IRQCTL_RXALMSTFULLEN (0x1<<2)
|
|
#define S3C_PCM_IRQCTL_RXSTARVEN (0x1<<1)
|
|
#define S3C_PCM_IRQCTL_RXERROVRFLEN (0x1<<0)
|
|
|
|
/* PCM_IRQSTAT Bit-Fields */
|
|
#define S3C_PCM_IRQSTAT_IRQPND (0x1<<13)
|
|
#define S3C_PCM_IRQSTAT_WRD_XFER (0x1<<12)
|
|
#define S3C_PCM_IRQSTAT_TXEMPTY (0x1<<11)
|
|
#define S3C_PCM_IRQSTAT_TXALMSTEMPTY (0x1<<10)
|
|
#define S3C_PCM_IRQSTAT_TXFULL (0x1<<9)
|
|
#define S3C_PCM_IRQSTAT_TXALMSTFULL (0x1<<8)
|
|
#define S3C_PCM_IRQSTAT_TXSTARV (0x1<<7)
|
|
#define S3C_PCM_IRQSTAT_TXERROVRFL (0x1<<6)
|
|
#define S3C_PCM_IRQSTAT_RXEMPT (0x1<<5)
|
|
#define S3C_PCM_IRQSTAT_RXALMSTEMPT (0x1<<4)
|
|
#define S3C_PCM_IRQSTAT_RXFULL (0x1<<3)
|
|
#define S3C_PCM_IRQSTAT_RXALMSTFULL (0x1<<2)
|
|
#define S3C_PCM_IRQSTAT_RXSTARV (0x1<<1)
|
|
#define S3C_PCM_IRQSTAT_RXERROVRFL (0x1<<0)
|
|
|
|
/* PCM_FIFOSTAT Bit-Fields */
|
|
#define S3C_PCM_FIFOSTAT_TXCNT_MSK (0x3f<<14)
|
|
#define S3C_PCM_FIFOSTAT_TXFIFOEMPTY (0x1<<13)
|
|
#define S3C_PCM_FIFOSTAT_TXFIFOALMSTEMPTY (0x1<<12)
|
|
#define S3C_PCM_FIFOSTAT_TXFIFOFULL (0x1<<11)
|
|
#define S3C_PCM_FIFOSTAT_TXFIFOALMSTFULL (0x1<<10)
|
|
#define S3C_PCM_FIFOSTAT_RXCNT_MSK (0x3f<<4)
|
|
#define S3C_PCM_FIFOSTAT_RXFIFOEMPTY (0x1<<3)
|
|
#define S3C_PCM_FIFOSTAT_RXFIFOALMSTEMPTY (0x1<<2)
|
|
#define S3C_PCM_FIFOSTAT_RXFIFOFULL (0x1<<1)
|
|
#define S3C_PCM_FIFOSTAT_RXFIFOALMSTFULL (0x1<<0)
|
|
|
|
#define S3C_PCM_CLKSRC_PCLK 0
|
|
#define S3C_PCM_CLKSRC_MUX 1
|
|
|
|
#define S3C_PCM_SCLK_PER_FS 0
|
|
|
|
/**
|
|
* struct s3c_pcm_info - S3C PCM Controller information
|
|
* @dev: The parent device passed to use from the probe.
|
|
* @regs: The pointer to the device register block.
|
|
* @dma_playback: DMA information for playback channel.
|
|
* @dma_capture: DMA information for capture channel.
|
|
*/
|
|
struct s3c_pcm_info {
|
|
spinlock_t lock;
|
|
struct device *dev;
|
|
void __iomem *regs;
|
|
|
|
unsigned int sclk_per_fs;
|
|
|
|
/* Whether to keep PCMSCLK enabled even when idle(no active xfer) */
|
|
unsigned int idleclk;
|
|
|
|
struct clk *pclk;
|
|
struct clk *cclk;
|
|
|
|
struct s3c_dma_params *dma_playback;
|
|
struct s3c_dma_params *dma_capture;
|
|
};
|
|
|
|
#endif /* __S3C_PCM_H */
|