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authorBrian Austin <brian.austin@cirrus.com>2012-04-27 15:45:52 -0500
committerMark Brown <broonie@opensource.wolfsonmicro.com>2012-04-30 23:36:20 +0100
commitdfe0f98b8d2e114ae25f06f2a4384a2f886818b4 (patch)
treec1c2382952eb1f93f290c44a777a937ee40fc5e2 /sound/soc/codecs/cs42l52.h
parentcd0f8911c5d0cc04763f87cf118c66b867e2e6d2 (diff)
ASoC: Add support for CS42L52 Codec
This patch adds support for Cirrus Logic CS42L52 Low Power Stereo Codec Signed-off-by: Brian Austin <brian.austin@cirrus.com> Signed-off-by: Georgi Vlaev <joe@nucleusys.com> Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Diffstat (limited to 'sound/soc/codecs/cs42l52.h')
-rw-r--r--sound/soc/codecs/cs42l52.h274
1 files changed, 274 insertions, 0 deletions
diff --git a/sound/soc/codecs/cs42l52.h b/sound/soc/codecs/cs42l52.h
new file mode 100644
index 000000000000..60985c059071
--- /dev/null
+++ b/sound/soc/codecs/cs42l52.h
@@ -0,0 +1,274 @@
+/*
+ * cs42l52.h -- CS42L52 ALSA SoC audio driver
+ *
+ * Copyright 2012 CirrusLogic, Inc.
+ *
+ * Author: Georgi Vlaev <joe@nucleusys.com>
+ * Author: Brian Austin <brian.austin@cirrus.com>
+ *
+ * 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 __CS42L52_H__
+#define __CS42L52_H__
+
+#define CS42L52_NAME "CS42L52"
+#define CS42L52_DEFAULT_CLK 12000000
+#define CS42L52_MIN_CLK 11000000
+#define CS42L52_MAX_CLK 27000000
+#define CS42L52_DEFAULT_FORMAT SNDRV_PCM_FMTBIT_S16_LE
+#define CS42L52_DEFAULT_MAX_CHANS 2
+#define CS42L52_SYSCLK 1
+
+#define CS42L52_CHIP_SWICTH (1 << 17)
+#define CS42L52_ALL_IN_ONE (1 << 16)
+#define CS42L52_CHIP_ONE 0x00
+#define CS42L52_CHIP_TWO 0x01
+#define CS42L52_CHIP_THR 0x02
+#define CS42L52_CHIP_MASK 0x0f
+
+#define CS42L52_FIX_BITS_CTL 0x00
+#define CS42L52_CHIP 0x01
+#define CS42L52_CHIP_ID 0xE0
+#define CS42L52_CHIP_ID_MASK 0xF8
+#define CS42L52_CHIP_REV_A0 0x00
+#define CS42L52_CHIP_REV_A1 0x01
+#define CS42L52_CHIP_REV_B0 0x02
+#define CS42L52_CHIP_REV_MASK 0x03
+
+#define CS42L52_PWRCTL1 0x02
+#define CS42L52_PWRCTL1_PDN_ALL 0x9F
+#define CS42L52_PWRCTL1_PDN_CHRG 0x80
+#define CS42L52_PWRCTL1_PDN_PGAB 0x10
+#define CS42L52_PWRCTL1_PDN_PGAA 0x08
+#define CS42L52_PWRCTL1_PDN_ADCB 0x04
+#define CS42L52_PWRCTL1_PDN_ADCA 0x02
+#define CS42L52_PWRCTL1_PDN_CODEC 0x01
+
+#define CS42L52_PWRCTL2 0x03
+#define CS42L52_PWRCTL2_OVRDB (1 << 4)
+#define CS42L52_PWRCTL2_OVRDA (1 << 3)
+#define CS42L52_PWRCTL2_PDN_MICB (1 << 2)
+#define CS42L52_PWRCTL2_PDN_MICB_SHIFT 2
+#define CS42L52_PWRCTL2_PDN_MICA (1 << 1)
+#define CS42L52_PWRCTL2_PDN_MICA_SHIFT 1
+#define CS42L52_PWRCTL2_PDN_MICBIAS (1 << 0)
+#define CS42L52_PWRCTL2_PDN_MICBIAS_SHIFT 0
+
+#define CS42L52_PWRCTL3 0x04
+#define CS42L52_PWRCTL3_HPB_PDN_SHIFT 6
+#define CS42L52_PWRCTL3_HPB_ON_LOW 0x00
+#define CS42L52_PWRCTL3_HPB_ON_HIGH 0x01
+#define CS42L52_PWRCTL3_HPB_ALWAYS_ON 0x02
+#define CS42L52_PWRCTL3_HPB_ALWAYS_OFF 0x03
+#define CS42L52_PWRCTL3_HPA_PDN_SHIFT 4
+#define CS42L52_PWRCTL3_HPA_ON_LOW 0x00
+#define CS42L52_PWRCTL3_HPA_ON_HIGH 0x01
+#define CS42L52_PWRCTL3_HPA_ALWAYS_ON 0x02
+#define CS42L52_PWRCTL3_HPA_ALWAYS_OFF 0x03
+#define CS42L52_PWRCTL3_SPKB_PDN_SHIFT 2
+#define CS42L52_PWRCTL3_SPKB_ON_LOW 0x00
+#define CS42L52_PWRCTL3_SPKB_ON_HIGH 0x01
+#define CS42L52_PWRCTL3_SPKB_ALWAYS_ON 0x02
+#define CS42L52_PWRCTL3_PDN_SPKB (1 << 2)
+#define CS42L52_PWRCTL3_PDN_SPKA (1 << 0)
+#define CS42L52_PWRCTL3_SPKA_PDN_SHIFT 0
+#define CS42L52_PWRCTL3_SPKA_ON_LOW 0x00
+#define CS42L52_PWRCTL3_SPKA_ON_HIGH 0x01
+#define CS42L52_PWRCTL3_SPKA_ALWAYS_ON 0x02
+
+#define CS42L52_DEFAULT_OUTPUT_STATE 0x05
+#define CS42L52_PWRCTL3_CONF_MASK 0x03
+
+#define CS42L52_CLK_CTL 0x05
+#define CLK_AUTODECT_ENABLE (1 << 7)
+#define CLK_SPEED_SHIFT 5
+#define CLK_DS_MODE 0x00
+#define CLK_SS_MODE 0x01
+#define CLK_HS_MODE 0x02
+#define CLK_QS_MODE 0x03
+#define CLK_32K_SR_SHIFT 4
+#define CLK_32K 0x01
+#define CLK_NO_32K 0x00
+#define CLK_27M_MCLK_SHIFT 3
+#define CLK_27M_MCLK 0x01
+#define CLK_NO_27M 0x00
+#define CLK_RATIO_SHIFT 1
+#define CLK_R_128 0x00
+#define CLK_R_125 0x01
+#define CLK_R_132 0x02
+#define CLK_R_136 0x03
+
+#define CS42L52_IFACE_CTL1 0x06
+#define CS42L52_IFACE_CTL1_MASTER (1 << 7)
+#define CS42L52_IFACE_CTL1_SLAVE (0 << 7)
+#define CS42L52_IFACE_CTL1_INV_SCLK (1 << 6)
+#define CS42L52_IFACE_CTL1_ADC_FMT_I2S (1 << 5)
+#define CS42L52_IFACE_CTL1_ADC_FMT_LEFT_J (0 << 5)
+#define CS42L52_IFACE_CTL1_DSP_MODE_EN (1 << 4)
+#define CS42L52_IFACE_CTL1_DAC_FMT_LEFT_J (0 << 2)
+#define CS42L52_IFACE_CTL1_DAC_FMT_I2S (1 << 2)
+#define CS42L52_IFACE_CTL1_DAC_FMT_RIGHT_J (2 << 2)
+#define CS42L52_IFACE_CTL1_WL_32BIT (0x00)
+#define CS42L52_IFACE_CTL1_WL_24BIT (0x01)
+#define CS42L52_IFACE_CTL1_WL_20BIT (0x02)
+#define CS42L52_IFACE_CTL1_WL_16BIT (0x03)
+#define CS42L52_IFACE_CTL1_WL_MASK 0xFFFF
+
+#define CS42L52_IFACE_CTL2 0x07
+#define CS42L52_IFACE_CTL2_SC_MC_EQ (1 << 6)
+#define CS42L52_IFACE_CTL2_LOOPBACK (1 << 5)
+#define CS42L52_IFACE_CTL2_S_MODE_OUTPUT_EN (0 << 4)
+#define CS42L52_IFACE_CTL2_S_MODE_OUTPUT_HIZ (1 << 4)
+#define CS42L52_IFACE_CTL2_HP_SW_INV (1 << 3)
+#define CS42L52_IFACE_CTL2_BIAS_LVL 0x07
+
+#define CS42L52_ADC_PGA_A 0x08
+#define CS42L52_ADC_PGA_B 0x09
+#define CS42L52_ADC_SEL_SHIFT 5
+#define CS42L52_ADC_SEL_AIN1 0x00
+#define CS42L52_ADC_SEL_AIN2 0x01
+#define CS42L52_ADC_SEL_AIN3 0x02
+#define CS42L52_ADC_SEL_AIN4 0x03
+#define CS42L52_ADC_SEL_PGA 0x04
+
+#define CS42L52_ANALOG_HPF_CTL 0x0A
+#define CS42L52_HPF_CTL_ANLGSFTB (1 << 3)
+#define CS42L52_HPF_CTL_ANLGSFTA (1 << 0)
+
+#define CS42L52_ADC_HPF_FREQ 0x0B
+#define CS42L52_ADC_MISC_CTL 0x0C
+#define CS42L52_ADC_MISC_CTL_SOURCE_DSP (1 << 6)
+
+#define CS42L52_PB_CTL1 0x0D
+#define CS42L52_PB_CTL1_HP_GAIN_SHIFT 5
+#define CS42L52_PB_CTL1_HP_GAIN_03959 0x00
+#define CS42L52_PB_CTL1_HP_GAIN_04571 0x01
+#define CS42L52_PB_CTL1_HP_GAIN_05111 0x02
+#define CS42L52_PB_CTL1_HP_GAIN_06047 0x03
+#define CS42L52_PB_CTL1_HP_GAIN_07099 0x04
+#define CS42L52_PB_CTL1_HP_GAIN_08399 0x05
+#define CS42L52_PB_CTL1_HP_GAIN_10000 0x06
+#define CS42L52_PB_CTL1_HP_GAIN_11430 0x07
+#define CS42L52_PB_CTL1_INV_PCMB (1 << 3)
+#define CS42L52_PB_CTL1_INV_PCMA (1 << 2)
+#define CS42L52_PB_CTL1_MSTB_MUTE (1 << 1)
+#define CS42L52_PB_CTL1_MSTA_MUTE (1 << 0)
+#define CS42L52_PB_CTL1_MUTE_MASK 0xFFFD
+#define CS42L52_PB_CTL1_MUTE 3
+#define CS42L52_PB_CTL1_UNMUTE 0
+
+#define CS42L52_MISC_CTL 0x0E
+#define CS42L52_MISC_CTL_DEEMPH (1 << 2)
+#define CS42L52_MISC_CTL_DIGSFT (1 << 1)
+#define CS42L52_MISC_CTL_DIGZC (1 << 0)
+
+#define CS42L52_PB_CTL2 0x0F
+#define CS42L52_PB_CTL2_HPB_MUTE (1 << 7)
+#define CS42L52_PB_CTL2_HPA_MUTE (1 << 6)
+#define CS42L52_PB_CTL2_SPKB_MUTE (1 << 5)
+#define CS42L52_PB_CTL2_SPKA_MUTE (1 << 4)
+#define CS42L52_PB_CTL2_SPK_SWAP (1 << 2)
+#define CS42L52_PB_CTL2_SPK_MONO (1 << 1)
+#define CS42L52_PB_CTL2_SPK_MUTE50 (1 << 0)
+
+#define CS42L52_MICA_CTL 0x10
+#define CS42L52_MICB_CTL 0x11
+#define CS42L52_MIC_CTL_MIC_SEL_MASK 0xBF
+#define CS42L52_MIC_CTL_MIC_SEL_SHIFT 6
+#define CS42L52_MIC_CTL_TYPE_MASK 0xDF
+#define CS42L52_MIC_CTL_TYPE_SHIFT 5
+
+
+#define CS42L52_PGAA_CTL 0x12
+#define CS42L52_PGAB_CTL 0x13
+#define CS42L52_PGAX_CTL_VOL_12DB 24
+#define CS42L52_PGAX_CTL_VOL_6DB 12 /*step size 0.5db*/
+
+#define CS42L52_PASSTHRUA_VOL 0x14
+#define CS42L52_PASSTHRUB_VOL 0x15
+
+#define CS42L52_ADCA_VOL 0x16
+#define CS42L52_ADCB_VOL 0x17
+#define CS42L52_ADCX_VOL_24DB 24 /*step size 1db*/
+#define CS42L52_ADCX_VOL_12DB 12
+#define CS42L52_ADCX_VOL_6DB 6
+
+#define CS42L52_ADCA_MIXER_VOL 0x18
+#define CS42L52_ADCB_MIXER_VOL 0x19
+#define CS42L52_ADC_MIXER_VOL_12DB 0x18
+
+#define CS42L52_PCMA_MIXER_VOL 0x1A
+#define CS42L52_PCMB_MIXER_VOL 0x1B
+
+#define CS42L52_BEEP_FREQ 0x1C
+#define CS42L52_BEEP_VOL 0x1D
+#define CS42L52_BEEP_TONE_CTL 0x1E
+#define CS42L52_BEEP_RATE_SHIFT 4
+#define CS42L52_BEEP_RATE_MASK 0x0F
+
+#define CS42L52_TONE_CTL 0x1F
+#define CS42L52_BEEP_EN_MASK 0x3F
+
+#define CS42L52_MASTERA_VOL 0x20
+#define CS42L52_MASTERB_VOL 0x21
+
+#define CS42L52_HPA_VOL 0x22
+#define CS42L52_HPB_VOL 0x23
+#define CS42L52_DEFAULT_HP_VOL 0xF0
+
+#define CS42L52_SPKA_VOL 0x24
+#define CS42L52_SPKB_VOL 0x25
+#define CS42L52_DEFAULT_SPK_VOL 0xF0
+
+#define CS42L52_ADC_PCM_MIXER 0x26
+
+#define CS42L52_LIMITER_CTL1 0x27
+#define CS42L52_LIMITER_CTL2 0x28
+#define CS42L52_LIMITER_AT_RATE 0x29
+
+#define CS42L52_ALC_CTL 0x2A
+#define CS42L52_ALC_CTL_ALCB_ENABLE_SHIFT 7
+#define CS42L52_ALC_CTL_ALCA_ENABLE_SHIFT 6
+#define CS42L52_ALC_CTL_FASTEST_ATTACK 0
+
+#define CS42L52_ALC_RATE 0x2B
+#define CS42L52_ALC_SLOWEST_RELEASE 0x3F
+
+#define CS42L52_ALC_THRESHOLD 0x2C
+#define CS42L52_ALC_MAX_RATE_SHIFT 5
+#define CS42L52_ALC_MIN_RATE_SHIFT 2
+#define CS42L52_ALC_RATE_0DB 0
+#define CS42L52_ALC_RATE_3DB 1
+#define CS42L52_ALC_RATE_6DB 2
+
+#define CS42L52_NOISE_GATE_CTL 0x2D
+#define CS42L52_NG_ENABLE_SHIFT 6
+#define CS42L52_NG_THRESHOLD_SHIFT 2
+#define CS42L52_NG_MIN_70DB 2
+#define CS42L52_NG_DELAY_SHIFT 0
+#define CS42L52_NG_DELAY_100MS 1
+
+#define CS42L52_CLK_STATUS 0x2E
+#define CS42L52_BATT_COMPEN 0x2F
+
+#define CS42L52_BATT_LEVEL 0x30
+#define CS42L52_SPK_STATUS 0x31
+#define CS42L52_SPK_STATUS_PIN_SHIFT 3
+#define CS42L52_SPK_STATUS_PIN_HIGH 1
+
+#define CS42L52_TEM_CTL 0x32
+#define CS42L52_TEM_CTL_SET 0x80
+#define CS42L52_THE_FOLDBACK 0x33
+#define CS42L52_CHARGE_PUMP 0x34
+#define CS42L52_CHARGE_PUMP_MASK 0xF0
+#define CS42L52_CHARGE_PUMP_SHIFT 4
+#define CS42L52_FIX_BITS1 0x3E
+#define CS42L52_FIX_BITS2 0x47
+
+#define CS42L52_MAX_REGISTER 0x34
+
+#endif