diff options
Diffstat (limited to 'sound/soc/omap/omap-mcpdm.h')
| -rw-r--r-- | sound/soc/omap/omap-mcpdm.h | 84 |
1 files changed, 81 insertions, 3 deletions
diff --git a/sound/soc/omap/omap-mcpdm.h b/sound/soc/omap/omap-mcpdm.h index 73b80d55934..de8cf26595b 100644 --- a/sound/soc/omap/omap-mcpdm.h +++ b/sound/soc/omap/omap-mcpdm.h @@ -1,9 +1,9 @@ /* * omap-mcpdm.h * - * Copyright (C) 2009 Texas Instruments + * Copyright (C) 2009 - 2011 Texas Instruments * - * Contact: Misael Lopez Cruz <x0052729@ti.com> + * Contact: Misael Lopez Cruz <misael.lopez@ti.com> * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License @@ -24,6 +24,84 @@ #ifndef __OMAP_MCPDM_H__ #define __OMAP_MCPDM_H__ -extern struct snd_soc_dai omap_mcpdm_dai; +#define MCPDM_REG_REVISION 0x00 +#define MCPDM_REG_SYSCONFIG 0x10 +#define MCPDM_REG_IRQSTATUS_RAW 0x24 +#define MCPDM_REG_IRQSTATUS 0x28 +#define MCPDM_REG_IRQENABLE_SET 0x2C +#define MCPDM_REG_IRQENABLE_CLR 0x30 +#define MCPDM_REG_IRQWAKE_EN 0x34 +#define MCPDM_REG_DMAENABLE_SET 0x38 +#define MCPDM_REG_DMAENABLE_CLR 0x3C +#define MCPDM_REG_DMAWAKEEN 0x40 +#define MCPDM_REG_CTRL 0x44 +#define MCPDM_REG_DN_DATA 0x48 +#define MCPDM_REG_UP_DATA 0x4C +#define MCPDM_REG_FIFO_CTRL_DN 0x50 +#define MCPDM_REG_FIFO_CTRL_UP 0x54 +#define MCPDM_REG_DN_OFFSET 0x58 + +/* + * MCPDM_IRQ bit fields + * IRQSTATUS_RAW, IRQSTATUS, IRQENABLE_SET, IRQENABLE_CLR + */ + +#define MCPDM_DN_IRQ (1 << 0) +#define MCPDM_DN_IRQ_EMPTY (1 << 1) +#define MCPDM_DN_IRQ_ALMST_EMPTY (1 << 2) +#define MCPDM_DN_IRQ_FULL (1 << 3) + +#define MCPDM_UP_IRQ (1 << 8) +#define MCPDM_UP_IRQ_EMPTY (1 << 9) +#define MCPDM_UP_IRQ_ALMST_FULL (1 << 10) +#define MCPDM_UP_IRQ_FULL (1 << 11) + +#define MCPDM_DOWNLINK_IRQ_MASK 0x00F +#define MCPDM_UPLINK_IRQ_MASK 0xF00 + +/* + * MCPDM_DMAENABLE bit fields + */ + +#define MCPDM_DMA_DN_ENABLE (1 << 0) +#define MCPDM_DMA_UP_ENABLE (1 << 1) + +/* + * MCPDM_CTRL bit fields + */ + +#define MCPDM_PDM_UPLINK_EN(x) (1 << (x - 1)) /* ch1 is at bit 0 */ +#define MCPDM_PDM_DOWNLINK_EN(x) (1 << (x + 2)) /* ch1 is at bit 3 */ +#define MCPDM_PDMOUTFORMAT (1 << 8) +#define MCPDM_CMD_INT (1 << 9) +#define MCPDM_STATUS_INT (1 << 10) +#define MCPDM_SW_UP_RST (1 << 11) +#define MCPDM_SW_DN_RST (1 << 12) +#define MCPDM_WD_EN (1 << 14) +#define MCPDM_PDM_UP_MASK 0x7 +#define MCPDM_PDM_DN_MASK (0x1f << 3) + + +#define MCPDM_PDMOUTFORMAT_LJUST (0 << 8) +#define MCPDM_PDMOUTFORMAT_RJUST (1 << 8) + +/* + * MCPDM_FIFO_CTRL bit fields + */ + +#define MCPDM_UP_THRES_MAX 0xF +#define MCPDM_DN_THRES_MAX 0xF + +/* + * MCPDM_DN_OFFSET bit fields + */ + +#define MCPDM_DN_OFST_RX1_EN (1 << 0) +#define MCPDM_DNOFST_RX1(x) ((x & 0x1f) << 1) +#define MCPDM_DN_OFST_RX2_EN (1 << 8) +#define MCPDM_DNOFST_RX2(x) ((x & 0x1f) << 9) + +void omap_mcpdm_configure_dn_offsets(struct snd_soc_pcm_runtime *rtd, + u8 rx1, u8 rx2); #endif /* End of __OMAP_MCPDM_H__ */ |