diff options
Diffstat (limited to 'arch/arm/plat-omap/include/plat/mcbsp.h')
| -rw-r--r-- | arch/arm/plat-omap/include/plat/mcbsp.h | 333 |
1 files changed, 0 insertions, 333 deletions
diff --git a/arch/arm/plat-omap/include/plat/mcbsp.h b/arch/arm/plat-omap/include/plat/mcbsp.h index 8fa74e2c9d6..18814127809 100644 --- a/arch/arm/plat-omap/include/plat/mcbsp.h +++ b/arch/arm/plat-omap/include/plat/mcbsp.h @@ -27,271 +27,10 @@ #include <linux/spinlock.h> #include <linux/clk.h> -/* macro for building platform_device for McBSP ports */ -#define OMAP_MCBSP_PLATFORM_DEVICE(port_nr) \ -static struct platform_device omap_mcbsp##port_nr = { \ - .name = "omap-mcbsp-dai", \ - .id = port_nr - 1, \ -} - #define MCBSP_CONFIG_TYPE2 0x2 #define MCBSP_CONFIG_TYPE3 0x3 #define MCBSP_CONFIG_TYPE4 0x4 -/* McBSP register numbers. Register address offset = num * reg_step */ -enum { - /* Common registers */ - OMAP_MCBSP_REG_SPCR2 = 4, - OMAP_MCBSP_REG_SPCR1, - OMAP_MCBSP_REG_RCR2, - OMAP_MCBSP_REG_RCR1, - OMAP_MCBSP_REG_XCR2, - OMAP_MCBSP_REG_XCR1, - OMAP_MCBSP_REG_SRGR2, - OMAP_MCBSP_REG_SRGR1, - OMAP_MCBSP_REG_MCR2, - OMAP_MCBSP_REG_MCR1, - OMAP_MCBSP_REG_RCERA, - OMAP_MCBSP_REG_RCERB, - OMAP_MCBSP_REG_XCERA, - OMAP_MCBSP_REG_XCERB, - OMAP_MCBSP_REG_PCR0, - OMAP_MCBSP_REG_RCERC, - OMAP_MCBSP_REG_RCERD, - OMAP_MCBSP_REG_XCERC, - OMAP_MCBSP_REG_XCERD, - OMAP_MCBSP_REG_RCERE, - OMAP_MCBSP_REG_RCERF, - OMAP_MCBSP_REG_XCERE, - OMAP_MCBSP_REG_XCERF, - OMAP_MCBSP_REG_RCERG, - OMAP_MCBSP_REG_RCERH, - OMAP_MCBSP_REG_XCERG, - OMAP_MCBSP_REG_XCERH, - - /* OMAP1-OMAP2420 registers */ - OMAP_MCBSP_REG_DRR2 = 0, - OMAP_MCBSP_REG_DRR1, - OMAP_MCBSP_REG_DXR2, - OMAP_MCBSP_REG_DXR1, - - /* OMAP2430 and onwards */ - OMAP_MCBSP_REG_DRR = 0, - OMAP_MCBSP_REG_DXR = 2, - OMAP_MCBSP_REG_SYSCON = 35, - OMAP_MCBSP_REG_THRSH2, - OMAP_MCBSP_REG_THRSH1, - OMAP_MCBSP_REG_IRQST = 40, - OMAP_MCBSP_REG_IRQEN, - OMAP_MCBSP_REG_WAKEUPEN, - OMAP_MCBSP_REG_XCCR, - OMAP_MCBSP_REG_RCCR, - OMAP_MCBSP_REG_XBUFFSTAT, - OMAP_MCBSP_REG_RBUFFSTAT, - OMAP_MCBSP_REG_SSELCR, -}; - -/* OMAP3 sidetone control registers */ -#define OMAP_ST_REG_REV 0x00 -#define OMAP_ST_REG_SYSCONFIG 0x10 -#define OMAP_ST_REG_IRQSTATUS 0x18 -#define OMAP_ST_REG_IRQENABLE 0x1C -#define OMAP_ST_REG_SGAINCR 0x24 -#define OMAP_ST_REG_SFIRCR 0x28 -#define OMAP_ST_REG_SSELCR 0x2C - -/************************** McBSP SPCR1 bit definitions ***********************/ -#define RRST 0x0001 -#define RRDY 0x0002 -#define RFULL 0x0004 -#define RSYNC_ERR 0x0008 -#define RINTM(value) ((value)<<4) /* bits 4:5 */ -#define ABIS 0x0040 -#define DXENA 0x0080 -#define CLKSTP(value) ((value)<<11) /* bits 11:12 */ -#define RJUST(value) ((value)<<13) /* bits 13:14 */ -#define ALB 0x8000 -#define DLB 0x8000 - -/************************** McBSP SPCR2 bit definitions ***********************/ -#define XRST 0x0001 -#define XRDY 0x0002 -#define XEMPTY 0x0004 -#define XSYNC_ERR 0x0008 -#define XINTM(value) ((value)<<4) /* bits 4:5 */ -#define GRST 0x0040 -#define FRST 0x0080 -#define SOFT 0x0100 -#define FREE 0x0200 - -/************************** McBSP PCR bit definitions *************************/ -#define CLKRP 0x0001 -#define CLKXP 0x0002 -#define FSRP 0x0004 -#define FSXP 0x0008 -#define DR_STAT 0x0010 -#define DX_STAT 0x0020 -#define CLKS_STAT 0x0040 -#define SCLKME 0x0080 -#define CLKRM 0x0100 -#define CLKXM 0x0200 -#define FSRM 0x0400 -#define FSXM 0x0800 -#define RIOEN 0x1000 -#define XIOEN 0x2000 -#define IDLE_EN 0x4000 - -/************************** McBSP RCR1 bit definitions ************************/ -#define RWDLEN1(value) ((value)<<5) /* Bits 5:7 */ -#define RFRLEN1(value) ((value)<<8) /* Bits 8:14 */ - -/************************** McBSP XCR1 bit definitions ************************/ -#define XWDLEN1(value) ((value)<<5) /* Bits 5:7 */ -#define XFRLEN1(value) ((value)<<8) /* Bits 8:14 */ - -/*************************** McBSP RCR2 bit definitions ***********************/ -#define RDATDLY(value) (value) /* Bits 0:1 */ -#define RFIG 0x0004 -#define RCOMPAND(value) ((value)<<3) /* Bits 3:4 */ -#define RWDLEN2(value) ((value)<<5) /* Bits 5:7 */ -#define RFRLEN2(value) ((value)<<8) /* Bits 8:14 */ -#define RPHASE 0x8000 - -/*************************** McBSP XCR2 bit definitions ***********************/ -#define XDATDLY(value) (value) /* Bits 0:1 */ -#define XFIG 0x0004 -#define XCOMPAND(value) ((value)<<3) /* Bits 3:4 */ -#define XWDLEN2(value) ((value)<<5) /* Bits 5:7 */ -#define XFRLEN2(value) ((value)<<8) /* Bits 8:14 */ -#define XPHASE 0x8000 - -/************************* McBSP SRGR1 bit definitions ************************/ -#define CLKGDV(value) (value) /* Bits 0:7 */ -#define FWID(value) ((value)<<8) /* Bits 8:15 */ - -/************************* McBSP SRGR2 bit definitions ************************/ -#define FPER(value) (value) /* Bits 0:11 */ -#define FSGM 0x1000 -#define CLKSM 0x2000 -#define CLKSP 0x4000 -#define GSYNC 0x8000 - -/************************* McBSP MCR1 bit definitions *************************/ -#define RMCM 0x0001 -#define RCBLK(value) ((value)<<2) /* Bits 2:4 */ -#define RPABLK(value) ((value)<<5) /* Bits 5:6 */ -#define RPBBLK(value) ((value)<<7) /* Bits 7:8 */ - -/************************* McBSP MCR2 bit definitions *************************/ -#define XMCM(value) (value) /* Bits 0:1 */ -#define XCBLK(value) ((value)<<2) /* Bits 2:4 */ -#define XPABLK(value) ((value)<<5) /* Bits 5:6 */ -#define XPBBLK(value) ((value)<<7) /* Bits 7:8 */ - -/*********************** McBSP XCCR bit definitions *************************/ -#define EXTCLKGATE 0x8000 -#define PPCONNECT 0x4000 -#define DXENDLY(value) ((value)<<12) /* Bits 12:13 */ -#define XFULL_CYCLE 0x0800 -#define DILB 0x0020 -#define XDMAEN 0x0008 -#define XDISABLE 0x0001 - -/********************** McBSP RCCR bit definitions *************************/ -#define RFULL_CYCLE 0x0800 -#define RDMAEN 0x0008 -#define RDISABLE 0x0001 - -/********************** McBSP SYSCONFIG bit definitions ********************/ -#define CLOCKACTIVITY(value) ((value)<<8) -#define SIDLEMODE(value) ((value)<<3) -#define ENAWAKEUP 0x0004 -#define SOFTRST 0x0002 - -/********************** McBSP SSELCR bit definitions ***********************/ -#define SIDETONEEN 0x0400 - -/********************** McBSP Sidetone SYSCONFIG bit definitions ***********/ -#define ST_AUTOIDLE 0x0001 - -/********************** McBSP Sidetone SGAINCR bit definitions *************/ -#define ST_CH1GAIN(value) ((value<<16)) /* Bits 16:31 */ -#define ST_CH0GAIN(value) (value) /* Bits 0:15 */ - -/********************** McBSP Sidetone SFIRCR bit definitions **************/ -#define ST_FIRCOEFF(value) (value) /* Bits 0:15 */ - -/********************** McBSP Sidetone SSELCR bit definitions **************/ -#define ST_COEFFWRDONE 0x0004 -#define ST_COEFFWREN 0x0002 -#define ST_SIDETONEEN 0x0001 - -/********************** McBSP DMA operating modes **************************/ -#define MCBSP_DMA_MODE_ELEMENT 0 -#define MCBSP_DMA_MODE_THRESHOLD 1 -#define MCBSP_DMA_MODE_FRAME 2 - -/********************** McBSP WAKEUPEN bit definitions *********************/ -#define XEMPTYEOFEN 0x4000 -#define XRDYEN 0x0400 -#define XEOFEN 0x0200 -#define XFSXEN 0x0100 -#define XSYNCERREN 0x0080 -#define RRDYEN 0x0008 -#define REOFEN 0x0004 -#define RFSREN 0x0002 -#define RSYNCERREN 0x0001 - -/* CLKR signal muxing options */ -#define CLKR_SRC_CLKR 0 -#define CLKR_SRC_CLKX 1 - -/* FSR signal muxing options */ -#define FSR_SRC_FSR 0 -#define FSR_SRC_FSX 1 - -/* McBSP functional clock sources */ -#define MCBSP_CLKS_PRCM_SRC 0 -#define MCBSP_CLKS_PAD_SRC 1 - -/* we don't do multichannel for now */ -struct omap_mcbsp_reg_cfg { - u16 spcr2; - u16 spcr1; - u16 rcr2; - u16 rcr1; - u16 xcr2; - u16 xcr1; - u16 srgr2; - u16 srgr1; - u16 mcr2; - u16 mcr1; - u16 pcr0; - u16 rcerc; - u16 rcerd; - u16 xcerc; - u16 xcerd; - u16 rcere; - u16 rcerf; - u16 xcere; - u16 xcerf; - u16 rcerg; - u16 rcerh; - u16 xcerg; - u16 xcerh; - u16 xccr; - u16 rccr; -}; - -typedef enum { - OMAP_MCBSP_WORD_8 = 0, - OMAP_MCBSP_WORD_12, - OMAP_MCBSP_WORD_16, - OMAP_MCBSP_WORD_20, - OMAP_MCBSP_WORD_24, - OMAP_MCBSP_WORD_32, -} omap_mcbsp_word_length; - /* Platform specific configuration */ struct omap_mcbsp_ops { void (*request)(unsigned int); @@ -312,43 +51,6 @@ struct omap_mcbsp_platform_data { int (*mux_signal)(struct device *dev, const char *signal, const char *src); }; -struct omap_mcbsp_st_data { - void __iomem *io_base_st; - bool running; - bool enabled; - s16 taps[128]; /* Sidetone filter coefficients */ - int nr_taps; /* Number of filter coefficients in use */ - s16 ch0gain; - s16 ch1gain; -}; - -struct omap_mcbsp { - struct device *dev; - unsigned long phys_base; - unsigned long phys_dma_base; - void __iomem *io_base; - u8 id; - u8 free; - - int rx_irq; - int tx_irq; - - /* DMA stuff */ - u8 dma_rx_sync; - u8 dma_tx_sync; - - /* Protect the field .free, while checking if the mcbsp is in use */ - spinlock_t lock; - struct omap_mcbsp_platform_data *pdata; - struct clk *fclk; - struct omap_mcbsp_st_data *st_data; - int dma_op_mode; - u16 max_tx_thres; - u16 max_rx_thres; - void *reg_cache; - int reg_cache_size; -}; - /** * omap_mcbsp_dev_attr - OMAP McBSP device attributes for omap_hwmod * @sidetone: name of the sidetone device @@ -357,39 +59,4 @@ struct omap_mcbsp_dev_attr { const char *sidetone; }; -extern struct omap_mcbsp **mcbsp_ptr; -extern int omap_mcbsp_count; - -int omap_mcbsp_init(void); -void omap_mcbsp_config(unsigned int id, const struct omap_mcbsp_reg_cfg * config); -void omap_mcbsp_set_tx_threshold(unsigned int id, u16 threshold); -void omap_mcbsp_set_rx_threshold(unsigned int id, u16 threshold); -u16 omap_mcbsp_get_max_tx_threshold(unsigned int id); -u16 omap_mcbsp_get_max_rx_threshold(unsigned int id); -u16 omap_mcbsp_get_fifo_size(unsigned int id); -u16 omap_mcbsp_get_tx_delay(unsigned int id); -u16 omap_mcbsp_get_rx_delay(unsigned int id); -int omap_mcbsp_get_dma_op_mode(unsigned int id); -int omap_mcbsp_request(unsigned int id); -void omap_mcbsp_free(unsigned int id); -void omap_mcbsp_start(unsigned int id, int tx, int rx); -void omap_mcbsp_stop(unsigned int id, int tx, int rx); - -/* McBSP functional clock source changing function */ -extern int omap2_mcbsp_set_clks_src(u8 id, u8 fck_src_id); - -/* McBSP signal muxing API */ -void omap2_mcbsp1_mux_clkr_src(u8 mux); -void omap2_mcbsp1_mux_fsr_src(u8 mux); - -int omap_mcbsp_dma_ch_params(unsigned int id, unsigned int stream); -int omap_mcbsp_dma_reg_params(unsigned int id, unsigned int stream); - -/* Sidetone specific API */ -int omap_st_set_chgain(unsigned int id, int channel, s16 chgain); -int omap_st_get_chgain(unsigned int id, int channel, s16 *chgain); -int omap_st_enable(unsigned int id); -int omap_st_disable(unsigned int id); -int omap_st_is_enabled(unsigned int id); - #endif |