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93 lines
2.3 KiB
93 lines
2.3 KiB
/* SPDX-License-Identifier: GPL-2.0-only */ |
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/* |
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* omap-mcpdm.h |
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* |
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* Copyright (C) 2009 - 2011 Texas Instruments |
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* |
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* Contact: Misael Lopez Cruz <[email protected]> |
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*/ |
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#ifndef __OMAP_MCPDM_H__ |
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#define __OMAP_MCPDM_H__ |
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#define MCPDM_REG_REVISION 0x00 |
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#define MCPDM_REG_SYSCONFIG 0x10 |
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#define MCPDM_REG_IRQSTATUS_RAW 0x24 |
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#define MCPDM_REG_IRQSTATUS 0x28 |
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#define MCPDM_REG_IRQENABLE_SET 0x2C |
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#define MCPDM_REG_IRQENABLE_CLR 0x30 |
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#define MCPDM_REG_IRQWAKE_EN 0x34 |
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#define MCPDM_REG_DMAENABLE_SET 0x38 |
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#define MCPDM_REG_DMAENABLE_CLR 0x3C |
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#define MCPDM_REG_DMAWAKEEN 0x40 |
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#define MCPDM_REG_CTRL 0x44 |
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#define MCPDM_REG_DN_DATA 0x48 |
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#define MCPDM_REG_UP_DATA 0x4C |
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#define MCPDM_REG_FIFO_CTRL_DN 0x50 |
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#define MCPDM_REG_FIFO_CTRL_UP 0x54 |
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#define MCPDM_REG_DN_OFFSET 0x58 |
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/* |
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* MCPDM_IRQ bit fields |
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* IRQSTATUS_RAW, IRQSTATUS, IRQENABLE_SET, IRQENABLE_CLR |
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*/ |
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#define MCPDM_DN_IRQ (1 << 0) |
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#define MCPDM_DN_IRQ_EMPTY (1 << 1) |
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#define MCPDM_DN_IRQ_ALMST_EMPTY (1 << 2) |
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#define MCPDM_DN_IRQ_FULL (1 << 3) |
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#define MCPDM_UP_IRQ (1 << 8) |
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#define MCPDM_UP_IRQ_EMPTY (1 << 9) |
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#define MCPDM_UP_IRQ_ALMST_FULL (1 << 10) |
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#define MCPDM_UP_IRQ_FULL (1 << 11) |
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#define MCPDM_DOWNLINK_IRQ_MASK 0x00F |
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#define MCPDM_UPLINK_IRQ_MASK 0xF00 |
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/* |
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* MCPDM_DMAENABLE bit fields |
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*/ |
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#define MCPDM_DMA_DN_ENABLE (1 << 0) |
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#define MCPDM_DMA_UP_ENABLE (1 << 1) |
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/* |
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* MCPDM_CTRL bit fields |
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*/ |
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#define MCPDM_PDM_UPLINK_EN(x) (1 << (x - 1)) /* ch1 is at bit 0 */ |
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#define MCPDM_PDM_DOWNLINK_EN(x) (1 << (x + 2)) /* ch1 is at bit 3 */ |
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#define MCPDM_PDMOUTFORMAT (1 << 8) |
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#define MCPDM_CMD_INT (1 << 9) |
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#define MCPDM_STATUS_INT (1 << 10) |
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#define MCPDM_SW_UP_RST (1 << 11) |
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#define MCPDM_SW_DN_RST (1 << 12) |
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#define MCPDM_WD_EN (1 << 14) |
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#define MCPDM_PDM_UP_MASK 0x7 |
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#define MCPDM_PDM_DN_MASK (0x1f << 3) |
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#define MCPDM_PDMOUTFORMAT_LJUST (0 << 8) |
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#define MCPDM_PDMOUTFORMAT_RJUST (1 << 8) |
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/* |
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* MCPDM_FIFO_CTRL bit fields |
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*/ |
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#define MCPDM_UP_THRES_MAX 0xF |
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#define MCPDM_DN_THRES_MAX 0xF |
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/* |
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* MCPDM_DN_OFFSET bit fields |
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*/ |
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#define MCPDM_DN_OFST_RX1_EN (1 << 0) |
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#define MCPDM_DNOFST_RX1(x) ((x & 0x1f) << 1) |
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#define MCPDM_DN_OFST_RX2_EN (1 << 8) |
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#define MCPDM_DNOFST_RX2(x) ((x & 0x1f) << 9) |
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void omap_mcpdm_configure_dn_offsets(struct snd_soc_pcm_runtime *rtd, |
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u8 rx1, u8 rx2); |
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#endif /* End of __OMAP_MCPDM_H__ */
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