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3a66d3877e
The WM2000 is a low power, high quality handset receiver speaker driver with Wolfson myZone™ Ambient Noise Cancellation (ANC). It provides enhanced voice communication quality in a noisy environment if the handset acoustics are designed appropriately. Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com> Acked-by: Liam Girdwood <lrg@slimlogic.co.uk>
80 lines
2.5 KiB
C
80 lines
2.5 KiB
C
/*
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* wm2000.h -- WM2000 Soc Audio driver
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#ifndef _WM2000_H
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#define _WM2000_H
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struct wm2000_setup_data {
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unsigned short i2c_address;
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int mclk_div; /* Set to a non-zero value if MCLK_DIV_2 required */
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};
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extern int wm2000_add_controls(struct snd_soc_codec *codec);
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extern struct snd_soc_dai wm2000_dai;
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extern struct snd_soc_codec_device soc_codec_dev_wm2000;
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#define WM2000_REG_SYS_START 0x8000
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#define WM2000_REG_SPEECH_CLARITY 0x8fef
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#define WM2000_REG_SYS_WATCHDOG 0x8ff6
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#define WM2000_REG_ANA_VMID_PD_TIME 0x8ff7
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#define WM2000_REG_ANA_VMID_PU_TIME 0x8ff8
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#define WM2000_REG_CAT_FLTR_INDX 0x8ff9
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#define WM2000_REG_CAT_GAIN_0 0x8ffa
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#define WM2000_REG_SYS_STATUS 0x8ffc
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#define WM2000_REG_SYS_MODE_CNTRL 0x8ffd
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#define WM2000_REG_SYS_START0 0x8ffe
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#define WM2000_REG_SYS_START1 0x8fff
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#define WM2000_REG_ID1 0xf000
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#define WM2000_REG_ID2 0xf001
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#define WM2000_REG_REVISON 0xf002
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#define WM2000_REG_SYS_CTL1 0xf003
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#define WM2000_REG_SYS_CTL2 0xf004
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#define WM2000_REG_ANC_STAT 0xf005
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#define WM2000_REG_IF_CTL 0xf006
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/* SPEECH_CLARITY */
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#define WM2000_SPEECH_CLARITY 0x01
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/* SYS_STATUS */
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#define WM2000_STATUS_MOUSE_ACTIVE 0x40
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#define WM2000_STATUS_CAT_FREQ_COMPLETE 0x20
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#define WM2000_STATUS_CAT_GAIN_COMPLETE 0x10
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#define WM2000_STATUS_THERMAL_SHUTDOWN_COMPLETE 0x08
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#define WM2000_STATUS_ANC_DISABLED 0x04
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#define WM2000_STATUS_POWER_DOWN_COMPLETE 0x02
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#define WM2000_STATUS_BOOT_COMPLETE 0x01
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/* SYS_MODE_CNTRL */
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#define WM2000_MODE_ANA_SEQ_INCLUDE 0x80
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#define WM2000_MODE_MOUSE_ENABLE 0x40
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#define WM2000_MODE_CAT_FREQ_ENABLE 0x20
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#define WM2000_MODE_CAT_GAIN_ENABLE 0x10
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#define WM2000_MODE_BYPASS_ENTRY 0x08
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#define WM2000_MODE_STANDBY_ENTRY 0x04
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#define WM2000_MODE_THERMAL_ENABLE 0x02
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#define WM2000_MODE_POWER_DOWN 0x01
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/* SYS_CTL1 */
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#define WM2000_SYS_STBY 0x01
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/* SYS_CTL2 */
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#define WM2000_MCLK_DIV2_ENA_CLR 0x80
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#define WM2000_MCLK_DIV2_ENA_SET 0x40
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#define WM2000_ANC_ENG_CLR 0x20
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#define WM2000_ANC_ENG_SET 0x10
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#define WM2000_ANC_INT_N_CLR 0x08
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#define WM2000_ANC_INT_N_SET 0x04
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#define WM2000_RAM_CLR 0x02
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#define WM2000_RAM_SET 0x01
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/* ANC_STAT */
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#define WM2000_ANC_ENG_IDLE 0x01
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#endif
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