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https://mirrors.bfsu.edu.cn/git/linux.git
synced 2024-11-19 02:04:19 +08:00
a8419a0cd9
As snd_soc_jack_report() can sleep, move handling of mbhc events to a
thread context rather than in interrupt context.
Fixes: de66b34550 ('ASoC: codecs: msm8916-wcd-analog: add MBHC support')
Reported-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Signed-off-by: Mark Brown <broonie@kernel.org>
1266 lines
40 KiB
C
1266 lines
40 KiB
C
#include <linux/module.h>
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#include <linux/err.h>
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#include <linux/kernel.h>
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#include <linux/delay.h>
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#include <linux/regulator/consumer.h>
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#include <linux/types.h>
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#include <linux/clk.h>
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#include <linux/of.h>
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#include <linux/platform_device.h>
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#include <linux/regmap.h>
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#include <sound/soc.h>
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#include <sound/pcm.h>
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#include <sound/pcm_params.h>
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#include <sound/tlv.h>
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#include <sound/jack.h>
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#define CDC_D_REVISION1 (0xf000)
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#define CDC_D_PERPH_SUBTYPE (0xf005)
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#define CDC_D_INT_EN_SET (0x015)
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#define CDC_D_INT_EN_CLR (0x016)
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#define MBHC_SWITCH_INT BIT(7)
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#define MBHC_MIC_ELECTRICAL_INS_REM_DET BIT(6)
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#define MBHC_BUTTON_PRESS_DET BIT(5)
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#define MBHC_BUTTON_RELEASE_DET BIT(4)
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#define CDC_D_CDC_RST_CTL (0xf046)
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#define RST_CTL_DIG_SW_RST_N_MASK BIT(7)
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#define RST_CTL_DIG_SW_RST_N_RESET 0
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#define RST_CTL_DIG_SW_RST_N_REMOVE_RESET BIT(7)
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#define CDC_D_CDC_TOP_CLK_CTL (0xf048)
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#define TOP_CLK_CTL_A_MCLK_MCLK2_EN_MASK (BIT(2) | BIT(3))
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#define TOP_CLK_CTL_A_MCLK_EN_ENABLE BIT(2)
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#define TOP_CLK_CTL_A_MCLK2_EN_ENABLE BIT(3)
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#define CDC_D_CDC_ANA_CLK_CTL (0xf049)
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#define ANA_CLK_CTL_EAR_HPHR_CLK_EN_MASK BIT(0)
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#define ANA_CLK_CTL_EAR_HPHR_CLK_EN BIT(0)
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#define ANA_CLK_CTL_EAR_HPHL_CLK_EN BIT(1)
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#define ANA_CLK_CTL_SPKR_CLK_EN_MASK BIT(4)
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#define ANA_CLK_CTL_SPKR_CLK_EN BIT(4)
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#define ANA_CLK_CTL_TXA_CLK25_EN BIT(5)
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#define CDC_D_CDC_DIG_CLK_CTL (0xf04A)
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#define DIG_CLK_CTL_RXD1_CLK_EN BIT(0)
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#define DIG_CLK_CTL_RXD2_CLK_EN BIT(1)
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#define DIG_CLK_CTL_RXD3_CLK_EN BIT(2)
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#define DIG_CLK_CTL_D_MBHC_CLK_EN_MASK BIT(3)
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#define DIG_CLK_CTL_D_MBHC_CLK_EN BIT(3)
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#define DIG_CLK_CTL_TXD_CLK_EN BIT(4)
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#define DIG_CLK_CTL_NCP_CLK_EN_MASK BIT(6)
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#define DIG_CLK_CTL_NCP_CLK_EN BIT(6)
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#define DIG_CLK_CTL_RXD_PDM_CLK_EN_MASK BIT(7)
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#define DIG_CLK_CTL_RXD_PDM_CLK_EN BIT(7)
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#define CDC_D_CDC_CONN_TX1_CTL (0xf050)
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#define CONN_TX1_SERIAL_TX1_MUX GENMASK(1, 0)
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#define CONN_TX1_SERIAL_TX1_ADC_1 0x0
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#define CONN_TX1_SERIAL_TX1_RX_PDM_LB 0x1
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#define CONN_TX1_SERIAL_TX1_ZERO 0x2
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#define CDC_D_CDC_CONN_TX2_CTL (0xf051)
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#define CONN_TX2_SERIAL_TX2_MUX GENMASK(1, 0)
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#define CONN_TX2_SERIAL_TX2_ADC_2 0x0
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#define CONN_TX2_SERIAL_TX2_RX_PDM_LB 0x1
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#define CONN_TX2_SERIAL_TX2_ZERO 0x2
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#define CDC_D_CDC_CONN_HPHR_DAC_CTL (0xf052)
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#define CDC_D_CDC_CONN_RX1_CTL (0xf053)
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#define CDC_D_CDC_CONN_RX2_CTL (0xf054)
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#define CDC_D_CDC_CONN_RX3_CTL (0xf055)
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#define CDC_D_CDC_CONN_RX_LB_CTL (0xf056)
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#define CDC_D_SEC_ACCESS (0xf0D0)
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#define CDC_D_PERPH_RESET_CTL3 (0xf0DA)
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#define CDC_D_PERPH_RESET_CTL4 (0xf0DB)
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#define CDC_A_REVISION1 (0xf100)
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#define CDC_A_REVISION2 (0xf101)
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#define CDC_A_REVISION3 (0xf102)
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#define CDC_A_REVISION4 (0xf103)
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#define CDC_A_PERPH_TYPE (0xf104)
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#define CDC_A_PERPH_SUBTYPE (0xf105)
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#define CDC_A_INT_RT_STS (0xf110)
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#define CDC_A_INT_SET_TYPE (0xf111)
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#define CDC_A_INT_POLARITY_HIGH (0xf112)
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#define CDC_A_INT_POLARITY_LOW (0xf113)
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#define CDC_A_INT_LATCHED_CLR (0xf114)
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#define CDC_A_INT_EN_SET (0xf115)
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#define CDC_A_INT_EN_CLR (0xf116)
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#define CDC_A_INT_LATCHED_STS (0xf118)
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#define CDC_A_INT_PENDING_STS (0xf119)
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#define CDC_A_INT_MID_SEL (0xf11A)
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#define CDC_A_INT_PRIORITY (0xf11B)
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#define CDC_A_MICB_1_EN (0xf140)
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#define MICB_1_EN_MICB_ENABLE BIT(7)
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#define MICB_1_EN_BYP_CAP_MASK BIT(6)
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#define MICB_1_EN_NO_EXT_BYP_CAP BIT(6)
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#define MICB_1_EN_EXT_BYP_CAP 0
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#define MICB_1_EN_PULL_DOWN_EN_MASK BIT(5)
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#define MICB_1_EN_PULL_DOWN_EN_ENABLE BIT(5)
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#define MICB_1_EN_OPA_STG2_TAIL_CURR_MASK GENMASK(3, 1)
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#define MICB_1_EN_OPA_STG2_TAIL_CURR_1_60UA (0x4)
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#define MICB_1_EN_PULL_UP_EN_MASK BIT(4)
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#define MICB_1_EN_TX3_GND_SEL_MASK BIT(0)
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#define MICB_1_EN_TX3_GND_SEL_TX_GND 0
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#define CDC_A_MICB_1_VAL (0xf141)
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#define MICB_MIN_VAL 1600
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#define MICB_STEP_SIZE 50
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#define MICB_VOLTAGE_REGVAL(v) (((v - MICB_MIN_VAL)/MICB_STEP_SIZE) << 3)
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#define MICB_1_VAL_MICB_OUT_VAL_MASK GENMASK(7, 3)
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#define MICB_1_VAL_MICB_OUT_VAL_V2P70V ((0x16) << 3)
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#define MICB_1_VAL_MICB_OUT_VAL_V1P80V ((0x4) << 3)
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#define CDC_A_MICB_1_CTL (0xf142)
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#define MICB_1_CTL_CFILT_REF_SEL_MASK BIT(1)
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#define MICB_1_CTL_CFILT_REF_SEL_HPF_REF BIT(1)
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#define MICB_1_CTL_EXT_PRECHARG_EN_MASK BIT(5)
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#define MICB_1_CTL_EXT_PRECHARG_EN_ENABLE BIT(5)
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#define MICB_1_CTL_INT_PRECHARG_BYP_MASK BIT(6)
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#define MICB_1_CTL_INT_PRECHARG_BYP_EXT_PRECHRG_SEL BIT(6)
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#define CDC_A_MICB_1_INT_RBIAS (0xf143)
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#define MICB_1_INT_TX1_INT_RBIAS_EN_MASK BIT(7)
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#define MICB_1_INT_TX1_INT_RBIAS_EN_ENABLE BIT(7)
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#define MICB_1_INT_TX1_INT_RBIAS_EN_DISABLE 0
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#define MICB_1_INT_TX1_INT_PULLUP_EN_MASK BIT(6)
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#define MICB_1_INT_TX1_INT_PULLUP_EN_TX1N_TO_MICBIAS BIT(6)
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#define MICB_1_INT_TX1_INT_PULLUP_EN_TX1N_TO_GND 0
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#define MICB_1_INT_TX2_INT_RBIAS_EN_MASK BIT(4)
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#define MICB_1_INT_TX2_INT_RBIAS_EN_ENABLE BIT(4)
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#define MICB_1_INT_TX2_INT_RBIAS_EN_DISABLE 0
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#define MICB_1_INT_TX2_INT_PULLUP_EN_MASK BIT(3)
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#define MICB_1_INT_TX2_INT_PULLUP_EN_TX1N_TO_MICBIAS BIT(3)
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#define MICB_1_INT_TX2_INT_PULLUP_EN_TX1N_TO_GND 0
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#define MICB_1_INT_TX3_INT_RBIAS_EN_MASK BIT(1)
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#define MICB_1_INT_TX3_INT_RBIAS_EN_ENABLE BIT(1)
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#define MICB_1_INT_TX3_INT_RBIAS_EN_DISABLE 0
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#define MICB_1_INT_TX3_INT_PULLUP_EN_MASK BIT(0)
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#define MICB_1_INT_TX3_INT_PULLUP_EN_TX1N_TO_MICBIAS BIT(0)
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#define MICB_1_INT_TX3_INT_PULLUP_EN_TX1N_TO_GND 0
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#define CDC_A_MICB_2_EN (0xf144)
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#define CDC_A_MICB_2_EN_ENABLE BIT(7)
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#define CDC_A_MICB_2_PULL_DOWN_EN_MASK BIT(5)
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#define CDC_A_MICB_2_PULL_DOWN_EN BIT(5)
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#define CDC_A_TX_1_2_ATEST_CTL_2 (0xf145)
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#define CDC_A_MASTER_BIAS_CTL (0xf146)
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#define CDC_A_MBHC_DET_CTL_1 (0xf147)
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#define CDC_A_MBHC_DET_CTL_L_DET_EN BIT(7)
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#define CDC_A_MBHC_DET_CTL_GND_DET_EN BIT(6)
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#define CDC_A_MBHC_DET_CTL_MECH_DET_TYPE_INSERTION BIT(5)
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#define CDC_A_MBHC_DET_CTL_MECH_DET_TYPE_REMOVAL (0)
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#define CDC_A_MBHC_DET_CTL_MECH_DET_TYPE_MASK BIT(5)
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#define CDC_A_MBHC_DET_CTL_MECH_DET_TYPE_SHIFT (5)
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#define CDC_A_MBHC_DET_CTL_MIC_CLAMP_CTL_AUTO BIT(4)
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#define CDC_A_MBHC_DET_CTL_MIC_CLAMP_CTL_MANUAL BIT(3)
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#define CDC_A_MBHC_DET_CTL_MIC_CLAMP_CTL_MASK GENMASK(4, 3)
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#define CDC_A_MBHC_DET_CTL_MBHC_BIAS_EN BIT(2)
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#define CDC_A_MBHC_DET_CTL_2 (0xf150)
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#define CDC_A_MBHC_DET_CTL_HS_L_DET_PULL_UP_CTRL_I_3P0 (BIT(7) | BIT(6))
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#define CDC_A_MBHC_DET_CTL_HS_L_DET_COMPA_CTRL_V0P9_VDD BIT(5)
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#define CDC_A_PLUG_TYPE_MASK GENMASK(4, 3)
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#define CDC_A_HPHL_PLUG_TYPE_NO BIT(4)
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#define CDC_A_GND_PLUG_TYPE_NO BIT(3)
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#define CDC_A_MBHC_DET_CTL_HPHL_100K_TO_GND_EN_MASK BIT(0)
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#define CDC_A_MBHC_DET_CTL_HPHL_100K_TO_GND_EN BIT(0)
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#define CDC_A_MBHC_FSM_CTL (0xf151)
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#define CDC_A_MBHC_FSM_CTL_MBHC_FSM_EN BIT(7)
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#define CDC_A_MBHC_FSM_CTL_MBHC_FSM_EN_MASK BIT(7)
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#define CDC_A_MBHC_FSM_CTL_BTN_ISRC_CTRL_I_100UA (0x3 << 4)
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#define CDC_A_MBHC_FSM_CTL_BTN_ISRC_CTRL_MASK GENMASK(6, 4)
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#define CDC_A_MBHC_DBNC_TIMER (0xf152)
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#define CDC_A_MBHC_DBNC_TIMER_BTN_DBNC_T_16MS BIT(3)
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#define CDC_A_MBHC_DBNC_TIMER_INSREM_DBNC_T_256_MS (0x9 << 4)
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#define CDC_A_MBHC_BTN0_ZDET_CTL_0 (0xf153)
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#define CDC_A_MBHC_BTN1_ZDET_CTL_1 (0xf154)
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#define CDC_A_MBHC_BTN2_ZDET_CTL_2 (0xf155)
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#define CDC_A_MBHC_BTN3_CTL (0xf156)
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#define CDC_A_MBHC_BTN4_CTL (0xf157)
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#define CDC_A_MBHC_BTN_VREF_FINE_SHIFT (2)
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#define CDC_A_MBHC_BTN_VREF_FINE_MASK GENMASK(4, 2)
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#define CDC_A_MBHC_BTN_VREF_COARSE_MASK GENMASK(7, 5)
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#define CDC_A_MBHC_BTN_VREF_COARSE_SHIFT (5)
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#define CDC_A_MBHC_BTN_VREF_MASK (CDC_A_MBHC_BTN_VREF_COARSE_MASK | \
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CDC_A_MBHC_BTN_VREF_FINE_MASK)
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#define CDC_A_MBHC_RESULT_1 (0xf158)
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#define CDC_A_MBHC_RESULT_1_BTN_RESULT_MASK GENMASK(4, 0)
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#define CDC_A_TX_1_EN (0xf160)
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#define CDC_A_TX_2_EN (0xf161)
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#define CDC_A_TX_1_2_TEST_CTL_1 (0xf162)
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#define CDC_A_TX_1_2_TEST_CTL_2 (0xf163)
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#define CDC_A_TX_1_2_ATEST_CTL (0xf164)
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#define CDC_A_TX_1_2_OPAMP_BIAS (0xf165)
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#define CDC_A_TX_3_EN (0xf167)
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#define CDC_A_NCP_EN (0xf180)
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#define CDC_A_NCP_CLK (0xf181)
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#define CDC_A_NCP_FBCTRL (0xf183)
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#define CDC_A_NCP_FBCTRL_FB_CLK_INV_MASK BIT(5)
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#define CDC_A_NCP_FBCTRL_FB_CLK_INV BIT(5)
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#define CDC_A_NCP_BIAS (0xf184)
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#define CDC_A_NCP_VCTRL (0xf185)
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#define CDC_A_NCP_TEST (0xf186)
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#define CDC_A_NCP_CLIM_ADDR (0xf187)
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#define CDC_A_RX_CLOCK_DIVIDER (0xf190)
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#define CDC_A_RX_COM_OCP_CTL (0xf191)
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#define CDC_A_RX_COM_OCP_COUNT (0xf192)
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#define CDC_A_RX_COM_BIAS_DAC (0xf193)
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#define RX_COM_BIAS_DAC_RX_BIAS_EN_MASK BIT(7)
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#define RX_COM_BIAS_DAC_RX_BIAS_EN_ENABLE BIT(7)
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#define RX_COM_BIAS_DAC_DAC_REF_EN_MASK BIT(0)
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#define RX_COM_BIAS_DAC_DAC_REF_EN_ENABLE BIT(0)
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#define CDC_A_RX_HPH_BIAS_PA (0xf194)
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#define CDC_A_RX_HPH_BIAS_LDO_OCP (0xf195)
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#define CDC_A_RX_HPH_BIAS_CNP (0xf196)
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#define CDC_A_RX_HPH_CNP_EN (0xf197)
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#define CDC_A_RX_HPH_L_PA_DAC_CTL (0xf19B)
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#define RX_HPA_L_PA_DAC_CTL_DATA_RESET_MASK BIT(1)
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#define RX_HPA_L_PA_DAC_CTL_DATA_RESET_RESET BIT(1)
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#define CDC_A_RX_HPH_R_PA_DAC_CTL (0xf19D)
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#define RX_HPH_R_PA_DAC_CTL_DATA_RESET BIT(1)
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#define RX_HPH_R_PA_DAC_CTL_DATA_RESET_MASK BIT(1)
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#define CDC_A_RX_EAR_CTL (0xf19E)
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#define RX_EAR_CTL_SPK_VBAT_LDO_EN_MASK BIT(0)
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#define RX_EAR_CTL_SPK_VBAT_LDO_EN_ENABLE BIT(0)
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#define CDC_A_SPKR_DAC_CTL (0xf1B0)
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#define SPKR_DAC_CTL_DAC_RESET_MASK BIT(4)
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#define SPKR_DAC_CTL_DAC_RESET_NORMAL 0
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#define CDC_A_SPKR_DRV_CTL (0xf1B2)
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#define SPKR_DRV_CTL_DEF_MASK 0xEF
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#define SPKR_DRV_CLASSD_PA_EN_MASK BIT(7)
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#define SPKR_DRV_CLASSD_PA_EN_ENABLE BIT(7)
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#define SPKR_DRV_CAL_EN BIT(6)
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#define SPKR_DRV_SETTLE_EN BIT(5)
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#define SPKR_DRV_FW_EN BIT(3)
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#define SPKR_DRV_BOOST_SET BIT(2)
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#define SPKR_DRV_CMFB_SET BIT(1)
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#define SPKR_DRV_GAIN_SET BIT(0)
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#define SPKR_DRV_CTL_DEF_VAL (SPKR_DRV_CLASSD_PA_EN_ENABLE | \
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SPKR_DRV_CAL_EN | SPKR_DRV_SETTLE_EN | \
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SPKR_DRV_FW_EN | SPKR_DRV_BOOST_SET | \
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SPKR_DRV_CMFB_SET | SPKR_DRV_GAIN_SET)
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#define CDC_A_SPKR_OCP_CTL (0xf1B4)
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#define CDC_A_SPKR_PWRSTG_CTL (0xf1B5)
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#define SPKR_PWRSTG_CTL_DAC_EN_MASK BIT(0)
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#define SPKR_PWRSTG_CTL_DAC_EN BIT(0)
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#define SPKR_PWRSTG_CTL_MASK 0xE0
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#define SPKR_PWRSTG_CTL_BBM_MASK BIT(7)
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#define SPKR_PWRSTG_CTL_BBM_EN BIT(7)
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#define SPKR_PWRSTG_CTL_HBRDGE_EN_MASK BIT(6)
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#define SPKR_PWRSTG_CTL_HBRDGE_EN BIT(6)
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#define SPKR_PWRSTG_CTL_CLAMP_EN_MASK BIT(5)
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#define SPKR_PWRSTG_CTL_CLAMP_EN BIT(5)
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#define CDC_A_SPKR_DRV_DBG (0xf1B7)
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#define CDC_A_CURRENT_LIMIT (0xf1C0)
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#define CDC_A_BOOST_EN_CTL (0xf1C3)
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#define CDC_A_SLOPE_COMP_IP_ZERO (0xf1C4)
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#define CDC_A_SEC_ACCESS (0xf1D0)
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#define CDC_A_PERPH_RESET_CTL3 (0xf1DA)
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#define CDC_A_PERPH_RESET_CTL4 (0xf1DB)
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#define MSM8916_WCD_ANALOG_RATES (SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_16000 |\
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SNDRV_PCM_RATE_32000 | SNDRV_PCM_RATE_48000)
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#define MSM8916_WCD_ANALOG_FORMATS (SNDRV_PCM_FMTBIT_S16_LE |\
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SNDRV_PCM_FMTBIT_S32_LE)
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static int btn_mask = SND_JACK_BTN_0 | SND_JACK_BTN_1 |
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SND_JACK_BTN_2 | SND_JACK_BTN_3 | SND_JACK_BTN_4;
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static int hs_jack_mask = SND_JACK_HEADPHONE | SND_JACK_HEADSET;
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static const char * const supply_names[] = {
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"vdd-cdc-io",
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"vdd-cdc-tx-rx-cx",
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};
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#define MBHC_MAX_BUTTONS (5)
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struct pm8916_wcd_analog_priv {
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u16 pmic_rev;
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u16 codec_version;
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bool mbhc_btn_enabled;
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/* special event to detect accessory type */
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int mbhc_btn0_released;
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bool detect_accessory_type;
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struct clk *mclk;
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struct snd_soc_component *component;
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struct regulator_bulk_data supplies[ARRAY_SIZE(supply_names)];
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struct snd_soc_jack *jack;
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bool hphl_jack_type_normally_open;
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bool gnd_jack_type_normally_open;
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/* Voltage threshold when internal current source of 100uA is used */
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u32 vref_btn_cs[MBHC_MAX_BUTTONS];
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/* Voltage threshold when microphone bias is ON */
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u32 vref_btn_micb[MBHC_MAX_BUTTONS];
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unsigned int micbias1_cap_mode;
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unsigned int micbias2_cap_mode;
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unsigned int micbias_mv;
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};
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static const char *const adc2_mux_text[] = { "ZERO", "INP2", "INP3" };
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static const char *const rdac2_mux_text[] = { "ZERO", "RX2", "RX1" };
|
|
static const char *const hph_text[] = { "ZERO", "Switch", };
|
|
|
|
static const struct soc_enum hph_enum = SOC_ENUM_SINGLE_VIRT(
|
|
ARRAY_SIZE(hph_text), hph_text);
|
|
|
|
static const struct snd_kcontrol_new hphl_mux = SOC_DAPM_ENUM("HPHL", hph_enum);
|
|
static const struct snd_kcontrol_new hphr_mux = SOC_DAPM_ENUM("HPHR", hph_enum);
|
|
|
|
/* ADC2 MUX */
|
|
static const struct soc_enum adc2_enum = SOC_ENUM_SINGLE_VIRT(
|
|
ARRAY_SIZE(adc2_mux_text), adc2_mux_text);
|
|
|
|
/* RDAC2 MUX */
|
|
static const struct soc_enum rdac2_mux_enum = SOC_ENUM_SINGLE(
|
|
CDC_D_CDC_CONN_HPHR_DAC_CTL, 0, 3, rdac2_mux_text);
|
|
|
|
static const struct snd_kcontrol_new spkr_switch[] = {
|
|
SOC_DAPM_SINGLE("Switch", CDC_A_SPKR_DAC_CTL, 7, 1, 0)
|
|
};
|
|
|
|
static const struct snd_kcontrol_new rdac2_mux = SOC_DAPM_ENUM(
|
|
"RDAC2 MUX Mux", rdac2_mux_enum);
|
|
static const struct snd_kcontrol_new tx_adc2_mux = SOC_DAPM_ENUM(
|
|
"ADC2 MUX Mux", adc2_enum);
|
|
|
|
/* Analog Gain control 0 dB to +24 dB in 6 dB steps */
|
|
static const DECLARE_TLV_DB_SCALE(analog_gain, 0, 600, 0);
|
|
|
|
static const struct snd_kcontrol_new pm8916_wcd_analog_snd_controls[] = {
|
|
SOC_SINGLE_TLV("ADC1 Volume", CDC_A_TX_1_EN, 3, 8, 0, analog_gain),
|
|
SOC_SINGLE_TLV("ADC2 Volume", CDC_A_TX_2_EN, 3, 8, 0, analog_gain),
|
|
SOC_SINGLE_TLV("ADC3 Volume", CDC_A_TX_3_EN, 3, 8, 0, analog_gain),
|
|
};
|
|
|
|
static void pm8916_wcd_analog_micbias_enable(struct snd_soc_component *component)
|
|
{
|
|
struct pm8916_wcd_analog_priv *wcd = snd_soc_component_get_drvdata(component);
|
|
|
|
snd_soc_component_update_bits(component, CDC_A_MICB_1_CTL,
|
|
MICB_1_CTL_EXT_PRECHARG_EN_MASK |
|
|
MICB_1_CTL_INT_PRECHARG_BYP_MASK,
|
|
MICB_1_CTL_INT_PRECHARG_BYP_EXT_PRECHRG_SEL
|
|
| MICB_1_CTL_EXT_PRECHARG_EN_ENABLE);
|
|
|
|
if (wcd->micbias_mv) {
|
|
snd_soc_component_update_bits(component, CDC_A_MICB_1_VAL,
|
|
MICB_1_VAL_MICB_OUT_VAL_MASK,
|
|
MICB_VOLTAGE_REGVAL(wcd->micbias_mv));
|
|
/*
|
|
* Special headset needs MICBIAS as 2.7V so wait for
|
|
* 50 msec for the MICBIAS to reach 2.7 volts.
|
|
*/
|
|
if (wcd->micbias_mv >= 2700)
|
|
msleep(50);
|
|
}
|
|
|
|
snd_soc_component_update_bits(component, CDC_A_MICB_1_CTL,
|
|
MICB_1_CTL_EXT_PRECHARG_EN_MASK |
|
|
MICB_1_CTL_INT_PRECHARG_BYP_MASK, 0);
|
|
|
|
}
|
|
|
|
static int pm8916_wcd_analog_enable_micbias_ext(struct snd_soc_component
|
|
*component, int event,
|
|
int reg, unsigned int cap_mode)
|
|
{
|
|
switch (event) {
|
|
case SND_SOC_DAPM_POST_PMU:
|
|
pm8916_wcd_analog_micbias_enable(component);
|
|
snd_soc_component_update_bits(component, CDC_A_MICB_1_EN,
|
|
MICB_1_EN_BYP_CAP_MASK, cap_mode);
|
|
break;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int pm8916_wcd_analog_enable_micbias_int(struct snd_soc_component
|
|
*component, int event,
|
|
int reg, u32 cap_mode)
|
|
{
|
|
|
|
switch (event) {
|
|
case SND_SOC_DAPM_PRE_PMU:
|
|
snd_soc_component_update_bits(component, CDC_A_MICB_1_INT_RBIAS,
|
|
MICB_1_INT_TX2_INT_RBIAS_EN_MASK,
|
|
MICB_1_INT_TX2_INT_RBIAS_EN_ENABLE);
|
|
snd_soc_component_update_bits(component, reg, MICB_1_EN_PULL_DOWN_EN_MASK, 0);
|
|
snd_soc_component_update_bits(component, CDC_A_MICB_1_EN,
|
|
MICB_1_EN_OPA_STG2_TAIL_CURR_MASK,
|
|
MICB_1_EN_OPA_STG2_TAIL_CURR_1_60UA);
|
|
|
|
break;
|
|
case SND_SOC_DAPM_POST_PMU:
|
|
pm8916_wcd_analog_micbias_enable(component);
|
|
snd_soc_component_update_bits(component, CDC_A_MICB_1_EN,
|
|
MICB_1_EN_BYP_CAP_MASK, cap_mode);
|
|
break;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int pm8916_wcd_analog_enable_micbias_ext1(struct
|
|
snd_soc_dapm_widget
|
|
*w, struct snd_kcontrol
|
|
*kcontrol, int event)
|
|
{
|
|
struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
|
|
struct pm8916_wcd_analog_priv *wcd = snd_soc_component_get_drvdata(component);
|
|
|
|
return pm8916_wcd_analog_enable_micbias_ext(component, event, w->reg,
|
|
wcd->micbias1_cap_mode);
|
|
}
|
|
|
|
static int pm8916_wcd_analog_enable_micbias_ext2(struct
|
|
snd_soc_dapm_widget
|
|
*w, struct snd_kcontrol
|
|
*kcontrol, int event)
|
|
{
|
|
struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
|
|
struct pm8916_wcd_analog_priv *wcd = snd_soc_component_get_drvdata(component);
|
|
|
|
return pm8916_wcd_analog_enable_micbias_ext(component, event, w->reg,
|
|
wcd->micbias2_cap_mode);
|
|
|
|
}
|
|
|
|
static int pm8916_wcd_analog_enable_micbias_int1(struct
|
|
snd_soc_dapm_widget
|
|
*w, struct snd_kcontrol
|
|
*kcontrol, int event)
|
|
{
|
|
struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
|
|
struct pm8916_wcd_analog_priv *wcd = snd_soc_component_get_drvdata(component);
|
|
|
|
return pm8916_wcd_analog_enable_micbias_int(component, event, w->reg,
|
|
wcd->micbias1_cap_mode);
|
|
}
|
|
|
|
static int pm8916_mbhc_configure_bias(struct pm8916_wcd_analog_priv *priv,
|
|
bool micbias2_enabled)
|
|
{
|
|
struct snd_soc_component *component = priv->component;
|
|
u32 coarse, fine, reg_val, reg_addr;
|
|
int *vrefs, i;
|
|
|
|
if (!micbias2_enabled) { /* use internal 100uA Current source */
|
|
/* Enable internal 2.2k Internal Rbias Resistor */
|
|
snd_soc_component_update_bits(component, CDC_A_MICB_1_INT_RBIAS,
|
|
MICB_1_INT_TX2_INT_RBIAS_EN_MASK,
|
|
MICB_1_INT_TX2_INT_RBIAS_EN_ENABLE);
|
|
/* Remove pull down on MIC BIAS2 */
|
|
snd_soc_component_update_bits(component, CDC_A_MICB_2_EN,
|
|
CDC_A_MICB_2_PULL_DOWN_EN_MASK,
|
|
0);
|
|
/* enable 100uA internal current source */
|
|
snd_soc_component_update_bits(component, CDC_A_MBHC_FSM_CTL,
|
|
CDC_A_MBHC_FSM_CTL_BTN_ISRC_CTRL_MASK,
|
|
CDC_A_MBHC_FSM_CTL_BTN_ISRC_CTRL_I_100UA);
|
|
}
|
|
snd_soc_component_update_bits(component, CDC_A_MBHC_FSM_CTL,
|
|
CDC_A_MBHC_FSM_CTL_MBHC_FSM_EN_MASK,
|
|
CDC_A_MBHC_FSM_CTL_MBHC_FSM_EN);
|
|
|
|
if (micbias2_enabled)
|
|
vrefs = &priv->vref_btn_micb[0];
|
|
else
|
|
vrefs = &priv->vref_btn_cs[0];
|
|
|
|
/* program vref ranges for all the buttons */
|
|
reg_addr = CDC_A_MBHC_BTN0_ZDET_CTL_0;
|
|
for (i = 0; i < MBHC_MAX_BUTTONS; i++) {
|
|
/* split mv in to coarse parts of 100mv & fine parts of 12mv */
|
|
coarse = (vrefs[i] / 100);
|
|
fine = ((vrefs[i] % 100) / 12);
|
|
reg_val = (coarse << CDC_A_MBHC_BTN_VREF_COARSE_SHIFT) |
|
|
(fine << CDC_A_MBHC_BTN_VREF_FINE_SHIFT);
|
|
snd_soc_component_update_bits(component, reg_addr,
|
|
CDC_A_MBHC_BTN_VREF_MASK,
|
|
reg_val);
|
|
reg_addr++;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static void pm8916_wcd_setup_mbhc(struct pm8916_wcd_analog_priv *wcd)
|
|
{
|
|
struct snd_soc_component *component = wcd->component;
|
|
bool micbias_enabled = false;
|
|
u32 plug_type = 0;
|
|
u32 int_en_mask;
|
|
|
|
snd_soc_component_write(component, CDC_A_MBHC_DET_CTL_1,
|
|
CDC_A_MBHC_DET_CTL_L_DET_EN |
|
|
CDC_A_MBHC_DET_CTL_MECH_DET_TYPE_INSERTION |
|
|
CDC_A_MBHC_DET_CTL_MIC_CLAMP_CTL_AUTO |
|
|
CDC_A_MBHC_DET_CTL_MBHC_BIAS_EN);
|
|
|
|
if (wcd->hphl_jack_type_normally_open)
|
|
plug_type |= CDC_A_HPHL_PLUG_TYPE_NO;
|
|
|
|
if (wcd->gnd_jack_type_normally_open)
|
|
plug_type |= CDC_A_GND_PLUG_TYPE_NO;
|
|
|
|
snd_soc_component_write(component, CDC_A_MBHC_DET_CTL_2,
|
|
CDC_A_MBHC_DET_CTL_HS_L_DET_PULL_UP_CTRL_I_3P0 |
|
|
CDC_A_MBHC_DET_CTL_HS_L_DET_COMPA_CTRL_V0P9_VDD |
|
|
plug_type |
|
|
CDC_A_MBHC_DET_CTL_HPHL_100K_TO_GND_EN);
|
|
|
|
|
|
snd_soc_component_write(component, CDC_A_MBHC_DBNC_TIMER,
|
|
CDC_A_MBHC_DBNC_TIMER_INSREM_DBNC_T_256_MS |
|
|
CDC_A_MBHC_DBNC_TIMER_BTN_DBNC_T_16MS);
|
|
|
|
/* enable MBHC clock */
|
|
snd_soc_component_update_bits(component, CDC_D_CDC_DIG_CLK_CTL,
|
|
DIG_CLK_CTL_D_MBHC_CLK_EN_MASK,
|
|
DIG_CLK_CTL_D_MBHC_CLK_EN);
|
|
|
|
if (snd_soc_component_read32(component, CDC_A_MICB_2_EN) & CDC_A_MICB_2_EN_ENABLE)
|
|
micbias_enabled = true;
|
|
|
|
pm8916_mbhc_configure_bias(wcd, micbias_enabled);
|
|
|
|
int_en_mask = MBHC_SWITCH_INT;
|
|
if (wcd->mbhc_btn_enabled)
|
|
int_en_mask |= MBHC_BUTTON_PRESS_DET | MBHC_BUTTON_RELEASE_DET;
|
|
|
|
snd_soc_component_update_bits(component, CDC_D_INT_EN_CLR, int_en_mask, 0);
|
|
snd_soc_component_update_bits(component, CDC_D_INT_EN_SET, int_en_mask, int_en_mask);
|
|
wcd->mbhc_btn0_released = false;
|
|
wcd->detect_accessory_type = true;
|
|
}
|
|
|
|
static int pm8916_wcd_analog_enable_micbias_int2(struct
|
|
snd_soc_dapm_widget
|
|
*w, struct snd_kcontrol
|
|
*kcontrol, int event)
|
|
{
|
|
struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
|
|
struct pm8916_wcd_analog_priv *wcd = snd_soc_component_get_drvdata(component);
|
|
|
|
switch (event) {
|
|
case SND_SOC_DAPM_POST_PMU:
|
|
pm8916_mbhc_configure_bias(wcd, true);
|
|
break;
|
|
case SND_SOC_DAPM_POST_PMD:
|
|
pm8916_mbhc_configure_bias(wcd, false);
|
|
break;
|
|
}
|
|
|
|
return pm8916_wcd_analog_enable_micbias_int(component, event, w->reg,
|
|
wcd->micbias2_cap_mode);
|
|
}
|
|
|
|
static int pm8916_wcd_analog_enable_adc(struct snd_soc_dapm_widget *w,
|
|
struct snd_kcontrol *kcontrol,
|
|
int event)
|
|
{
|
|
struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
|
|
u16 adc_reg = CDC_A_TX_1_2_TEST_CTL_2;
|
|
u8 init_bit_shift;
|
|
|
|
if (w->reg == CDC_A_TX_1_EN)
|
|
init_bit_shift = 5;
|
|
else
|
|
init_bit_shift = 4;
|
|
|
|
switch (event) {
|
|
case SND_SOC_DAPM_PRE_PMU:
|
|
if (w->reg == CDC_A_TX_2_EN)
|
|
snd_soc_component_update_bits(component, CDC_A_MICB_1_CTL,
|
|
MICB_1_CTL_CFILT_REF_SEL_MASK,
|
|
MICB_1_CTL_CFILT_REF_SEL_HPF_REF);
|
|
/*
|
|
* Add delay of 10 ms to give sufficient time for the voltage
|
|
* to shoot up and settle so that the txfe init does not
|
|
* happen when the input voltage is changing too much.
|
|
*/
|
|
usleep_range(10000, 10010);
|
|
snd_soc_component_update_bits(component, adc_reg, 1 << init_bit_shift,
|
|
1 << init_bit_shift);
|
|
switch (w->reg) {
|
|
case CDC_A_TX_1_EN:
|
|
snd_soc_component_update_bits(component, CDC_D_CDC_CONN_TX1_CTL,
|
|
CONN_TX1_SERIAL_TX1_MUX,
|
|
CONN_TX1_SERIAL_TX1_ADC_1);
|
|
break;
|
|
case CDC_A_TX_2_EN:
|
|
case CDC_A_TX_3_EN:
|
|
snd_soc_component_update_bits(component, CDC_D_CDC_CONN_TX2_CTL,
|
|
CONN_TX2_SERIAL_TX2_MUX,
|
|
CONN_TX2_SERIAL_TX2_ADC_2);
|
|
break;
|
|
}
|
|
break;
|
|
case SND_SOC_DAPM_POST_PMU:
|
|
/*
|
|
* Add delay of 12 ms before deasserting the init
|
|
* to reduce the tx pop
|
|
*/
|
|
usleep_range(12000, 12010);
|
|
snd_soc_component_update_bits(component, adc_reg, 1 << init_bit_shift, 0x00);
|
|
break;
|
|
case SND_SOC_DAPM_POST_PMD:
|
|
switch (w->reg) {
|
|
case CDC_A_TX_1_EN:
|
|
snd_soc_component_update_bits(component, CDC_D_CDC_CONN_TX1_CTL,
|
|
CONN_TX1_SERIAL_TX1_MUX,
|
|
CONN_TX1_SERIAL_TX1_ZERO);
|
|
break;
|
|
case CDC_A_TX_2_EN:
|
|
snd_soc_component_update_bits(component, CDC_A_MICB_1_CTL,
|
|
MICB_1_CTL_CFILT_REF_SEL_MASK, 0);
|
|
/* fall through */
|
|
case CDC_A_TX_3_EN:
|
|
snd_soc_component_update_bits(component, CDC_D_CDC_CONN_TX2_CTL,
|
|
CONN_TX2_SERIAL_TX2_MUX,
|
|
CONN_TX2_SERIAL_TX2_ZERO);
|
|
break;
|
|
}
|
|
|
|
|
|
break;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
static int pm8916_wcd_analog_enable_spk_pa(struct snd_soc_dapm_widget *w,
|
|
struct snd_kcontrol *kcontrol,
|
|
int event)
|
|
{
|
|
struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
|
|
|
|
switch (event) {
|
|
case SND_SOC_DAPM_PRE_PMU:
|
|
snd_soc_component_update_bits(component, CDC_A_SPKR_PWRSTG_CTL,
|
|
SPKR_PWRSTG_CTL_DAC_EN_MASK |
|
|
SPKR_PWRSTG_CTL_BBM_MASK |
|
|
SPKR_PWRSTG_CTL_HBRDGE_EN_MASK |
|
|
SPKR_PWRSTG_CTL_CLAMP_EN_MASK,
|
|
SPKR_PWRSTG_CTL_DAC_EN|
|
|
SPKR_PWRSTG_CTL_BBM_EN |
|
|
SPKR_PWRSTG_CTL_HBRDGE_EN |
|
|
SPKR_PWRSTG_CTL_CLAMP_EN);
|
|
|
|
snd_soc_component_update_bits(component, CDC_A_RX_EAR_CTL,
|
|
RX_EAR_CTL_SPK_VBAT_LDO_EN_MASK,
|
|
RX_EAR_CTL_SPK_VBAT_LDO_EN_ENABLE);
|
|
break;
|
|
case SND_SOC_DAPM_POST_PMU:
|
|
snd_soc_component_update_bits(component, CDC_A_SPKR_DRV_CTL,
|
|
SPKR_DRV_CTL_DEF_MASK,
|
|
SPKR_DRV_CTL_DEF_VAL);
|
|
snd_soc_component_update_bits(component, w->reg,
|
|
SPKR_DRV_CLASSD_PA_EN_MASK,
|
|
SPKR_DRV_CLASSD_PA_EN_ENABLE);
|
|
break;
|
|
case SND_SOC_DAPM_POST_PMD:
|
|
snd_soc_component_update_bits(component, CDC_A_SPKR_PWRSTG_CTL,
|
|
SPKR_PWRSTG_CTL_DAC_EN_MASK|
|
|
SPKR_PWRSTG_CTL_BBM_MASK |
|
|
SPKR_PWRSTG_CTL_HBRDGE_EN_MASK |
|
|
SPKR_PWRSTG_CTL_CLAMP_EN_MASK, 0);
|
|
|
|
snd_soc_component_update_bits(component, CDC_A_SPKR_DAC_CTL,
|
|
SPKR_DAC_CTL_DAC_RESET_MASK,
|
|
SPKR_DAC_CTL_DAC_RESET_NORMAL);
|
|
snd_soc_component_update_bits(component, CDC_A_RX_EAR_CTL,
|
|
RX_EAR_CTL_SPK_VBAT_LDO_EN_MASK, 0);
|
|
break;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
static const struct reg_default wcd_reg_defaults_2_0[] = {
|
|
{CDC_A_RX_COM_OCP_CTL, 0xD1},
|
|
{CDC_A_RX_COM_OCP_COUNT, 0xFF},
|
|
{CDC_D_SEC_ACCESS, 0xA5},
|
|
{CDC_D_PERPH_RESET_CTL3, 0x0F},
|
|
{CDC_A_TX_1_2_OPAMP_BIAS, 0x4F},
|
|
{CDC_A_NCP_FBCTRL, 0x28},
|
|
{CDC_A_SPKR_DRV_CTL, 0x69},
|
|
{CDC_A_SPKR_DRV_DBG, 0x01},
|
|
{CDC_A_BOOST_EN_CTL, 0x5F},
|
|
{CDC_A_SLOPE_COMP_IP_ZERO, 0x88},
|
|
{CDC_A_SEC_ACCESS, 0xA5},
|
|
{CDC_A_PERPH_RESET_CTL3, 0x0F},
|
|
{CDC_A_CURRENT_LIMIT, 0x82},
|
|
{CDC_A_SPKR_DAC_CTL, 0x03},
|
|
{CDC_A_SPKR_OCP_CTL, 0xE1},
|
|
{CDC_A_MASTER_BIAS_CTL, 0x30},
|
|
};
|
|
|
|
static int pm8916_wcd_analog_probe(struct snd_soc_component *component)
|
|
{
|
|
struct pm8916_wcd_analog_priv *priv = dev_get_drvdata(component->dev);
|
|
int err, reg;
|
|
|
|
err = regulator_bulk_enable(ARRAY_SIZE(priv->supplies), priv->supplies);
|
|
if (err != 0) {
|
|
dev_err(component->dev, "failed to enable regulators (%d)\n", err);
|
|
return err;
|
|
}
|
|
|
|
snd_soc_component_init_regmap(component,
|
|
dev_get_regmap(component->dev->parent, NULL));
|
|
snd_soc_component_set_drvdata(component, priv);
|
|
priv->pmic_rev = snd_soc_component_read32(component, CDC_D_REVISION1);
|
|
priv->codec_version = snd_soc_component_read32(component, CDC_D_PERPH_SUBTYPE);
|
|
|
|
dev_info(component->dev, "PMIC REV: %d\t CODEC Version: %d\n",
|
|
priv->pmic_rev, priv->codec_version);
|
|
|
|
snd_soc_component_write(component, CDC_D_PERPH_RESET_CTL4, 0x01);
|
|
snd_soc_component_write(component, CDC_A_PERPH_RESET_CTL4, 0x01);
|
|
|
|
for (reg = 0; reg < ARRAY_SIZE(wcd_reg_defaults_2_0); reg++)
|
|
snd_soc_component_write(component, wcd_reg_defaults_2_0[reg].reg,
|
|
wcd_reg_defaults_2_0[reg].def);
|
|
|
|
priv->component = component;
|
|
|
|
snd_soc_component_update_bits(component, CDC_D_CDC_RST_CTL,
|
|
RST_CTL_DIG_SW_RST_N_MASK,
|
|
RST_CTL_DIG_SW_RST_N_REMOVE_RESET);
|
|
|
|
pm8916_wcd_setup_mbhc(priv);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static void pm8916_wcd_analog_remove(struct snd_soc_component *component)
|
|
{
|
|
struct pm8916_wcd_analog_priv *priv = dev_get_drvdata(component->dev);
|
|
|
|
snd_soc_component_update_bits(component, CDC_D_CDC_RST_CTL,
|
|
RST_CTL_DIG_SW_RST_N_MASK, 0);
|
|
|
|
regulator_bulk_disable(ARRAY_SIZE(priv->supplies),
|
|
priv->supplies);
|
|
}
|
|
|
|
static const struct snd_soc_dapm_route pm8916_wcd_analog_audio_map[] = {
|
|
|
|
{"PDM_RX1", NULL, "PDM Playback"},
|
|
{"PDM_RX2", NULL, "PDM Playback"},
|
|
{"PDM_RX3", NULL, "PDM Playback"},
|
|
{"PDM Capture", NULL, "PDM_TX"},
|
|
|
|
/* ADC Connections */
|
|
{"PDM_TX", NULL, "ADC2"},
|
|
{"PDM_TX", NULL, "ADC3"},
|
|
{"ADC2", NULL, "ADC2 MUX"},
|
|
{"ADC3", NULL, "ADC2 MUX"},
|
|
{"ADC2 MUX", "INP2", "ADC2_INP2"},
|
|
{"ADC2 MUX", "INP3", "ADC2_INP3"},
|
|
|
|
{"PDM_TX", NULL, "ADC1"},
|
|
{"ADC1", NULL, "AMIC1"},
|
|
{"ADC2_INP2", NULL, "AMIC2"},
|
|
{"ADC2_INP3", NULL, "AMIC3"},
|
|
|
|
/* RDAC Connections */
|
|
{"HPHR DAC", NULL, "RDAC2 MUX"},
|
|
{"RDAC2 MUX", "RX1", "PDM_RX1"},
|
|
{"RDAC2 MUX", "RX2", "PDM_RX2"},
|
|
{"HPHL DAC", NULL, "PDM_RX1"},
|
|
{"PDM_RX1", NULL, "RXD1_CLK"},
|
|
{"PDM_RX2", NULL, "RXD2_CLK"},
|
|
{"PDM_RX3", NULL, "RXD3_CLK"},
|
|
|
|
{"PDM_RX1", NULL, "RXD_PDM_CLK"},
|
|
{"PDM_RX2", NULL, "RXD_PDM_CLK"},
|
|
{"PDM_RX3", NULL, "RXD_PDM_CLK"},
|
|
|
|
{"ADC1", NULL, "TXD_CLK"},
|
|
{"ADC2", NULL, "TXD_CLK"},
|
|
{"ADC3", NULL, "TXD_CLK"},
|
|
|
|
{"ADC1", NULL, "TXA_CLK25"},
|
|
{"ADC2", NULL, "TXA_CLK25"},
|
|
{"ADC3", NULL, "TXA_CLK25"},
|
|
|
|
{"PDM_RX1", NULL, "A_MCLK2"},
|
|
{"PDM_RX2", NULL, "A_MCLK2"},
|
|
{"PDM_RX3", NULL, "A_MCLK2"},
|
|
|
|
{"PDM_TX", NULL, "A_MCLK2"},
|
|
{"A_MCLK2", NULL, "A_MCLK"},
|
|
|
|
/* Headset (RX MIX1 and RX MIX2) */
|
|
{"HEADPHONE", NULL, "HPHL PA"},
|
|
{"HEADPHONE", NULL, "HPHR PA"},
|
|
|
|
{"HPHL PA", NULL, "EAR_HPHL_CLK"},
|
|
{"HPHR PA", NULL, "EAR_HPHR_CLK"},
|
|
|
|
{"CP", NULL, "NCP_CLK"},
|
|
|
|
{"HPHL PA", NULL, "HPHL"},
|
|
{"HPHR PA", NULL, "HPHR"},
|
|
{"HPHL PA", NULL, "CP"},
|
|
{"HPHL PA", NULL, "RX_BIAS"},
|
|
{"HPHR PA", NULL, "CP"},
|
|
{"HPHR PA", NULL, "RX_BIAS"},
|
|
{"HPHL", "Switch", "HPHL DAC"},
|
|
{"HPHR", "Switch", "HPHR DAC"},
|
|
|
|
{"RX_BIAS", NULL, "DAC_REF"},
|
|
|
|
{"SPK_OUT", NULL, "SPK PA"},
|
|
{"SPK PA", NULL, "RX_BIAS"},
|
|
{"SPK PA", NULL, "SPKR_CLK"},
|
|
{"SPK PA", NULL, "SPK DAC"},
|
|
{"SPK DAC", "Switch", "PDM_RX3"},
|
|
|
|
{"MIC BIAS Internal1", NULL, "INT_LDO_H"},
|
|
{"MIC BIAS Internal2", NULL, "INT_LDO_H"},
|
|
{"MIC BIAS External1", NULL, "INT_LDO_H"},
|
|
{"MIC BIAS External2", NULL, "INT_LDO_H"},
|
|
{"MIC BIAS Internal1", NULL, "vdd-micbias"},
|
|
{"MIC BIAS Internal2", NULL, "vdd-micbias"},
|
|
{"MIC BIAS External1", NULL, "vdd-micbias"},
|
|
{"MIC BIAS External2", NULL, "vdd-micbias"},
|
|
};
|
|
|
|
static const struct snd_soc_dapm_widget pm8916_wcd_analog_dapm_widgets[] = {
|
|
|
|
SND_SOC_DAPM_AIF_IN("PDM_RX1", NULL, 0, SND_SOC_NOPM, 0, 0),
|
|
SND_SOC_DAPM_AIF_IN("PDM_RX2", NULL, 0, SND_SOC_NOPM, 0, 0),
|
|
SND_SOC_DAPM_AIF_IN("PDM_RX3", NULL, 0, SND_SOC_NOPM, 0, 0),
|
|
SND_SOC_DAPM_AIF_OUT("PDM_TX", NULL, 0, SND_SOC_NOPM, 0, 0),
|
|
|
|
SND_SOC_DAPM_INPUT("AMIC1"),
|
|
SND_SOC_DAPM_INPUT("AMIC3"),
|
|
SND_SOC_DAPM_INPUT("AMIC2"),
|
|
SND_SOC_DAPM_OUTPUT("HEADPHONE"),
|
|
|
|
/* RX stuff */
|
|
SND_SOC_DAPM_SUPPLY("INT_LDO_H", SND_SOC_NOPM, 1, 0, NULL, 0),
|
|
|
|
SND_SOC_DAPM_PGA("HPHL PA", CDC_A_RX_HPH_CNP_EN, 5, 0, NULL, 0),
|
|
SND_SOC_DAPM_MUX("HPHL", SND_SOC_NOPM, 0, 0, &hphl_mux),
|
|
SND_SOC_DAPM_MIXER("HPHL DAC", CDC_A_RX_HPH_L_PA_DAC_CTL, 3, 0, NULL,
|
|
0),
|
|
SND_SOC_DAPM_PGA("HPHR PA", CDC_A_RX_HPH_CNP_EN, 4, 0, NULL, 0),
|
|
SND_SOC_DAPM_MUX("HPHR", SND_SOC_NOPM, 0, 0, &hphr_mux),
|
|
SND_SOC_DAPM_MIXER("HPHR DAC", CDC_A_RX_HPH_R_PA_DAC_CTL, 3, 0, NULL,
|
|
0),
|
|
SND_SOC_DAPM_MIXER("SPK DAC", SND_SOC_NOPM, 0, 0,
|
|
spkr_switch, ARRAY_SIZE(spkr_switch)),
|
|
|
|
/* Speaker */
|
|
SND_SOC_DAPM_OUTPUT("SPK_OUT"),
|
|
SND_SOC_DAPM_PGA_E("SPK PA", CDC_A_SPKR_DRV_CTL,
|
|
6, 0, NULL, 0,
|
|
pm8916_wcd_analog_enable_spk_pa,
|
|
SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU |
|
|
SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMD),
|
|
SND_SOC_DAPM_REGULATOR_SUPPLY("vdd-micbias", 0, 0),
|
|
SND_SOC_DAPM_SUPPLY("CP", CDC_A_NCP_EN, 0, 0, NULL, 0),
|
|
|
|
SND_SOC_DAPM_SUPPLY("DAC_REF", CDC_A_RX_COM_BIAS_DAC, 0, 0, NULL, 0),
|
|
SND_SOC_DAPM_SUPPLY("RX_BIAS", CDC_A_RX_COM_BIAS_DAC, 7, 0, NULL, 0),
|
|
|
|
/* TX */
|
|
SND_SOC_DAPM_SUPPLY("MIC BIAS Internal1", CDC_A_MICB_1_EN, 7, 0,
|
|
pm8916_wcd_analog_enable_micbias_int1,
|
|
SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU |
|
|
SND_SOC_DAPM_POST_PMD),
|
|
SND_SOC_DAPM_SUPPLY("MIC BIAS Internal2", CDC_A_MICB_2_EN, 7, 0,
|
|
pm8916_wcd_analog_enable_micbias_int2,
|
|
SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU |
|
|
SND_SOC_DAPM_POST_PMD),
|
|
|
|
SND_SOC_DAPM_SUPPLY("MIC BIAS External1", CDC_A_MICB_1_EN, 7, 0,
|
|
pm8916_wcd_analog_enable_micbias_ext1,
|
|
SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
|
|
SND_SOC_DAPM_SUPPLY("MIC BIAS External2", CDC_A_MICB_2_EN, 7, 0,
|
|
pm8916_wcd_analog_enable_micbias_ext2,
|
|
SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),
|
|
|
|
SND_SOC_DAPM_ADC_E("ADC1", NULL, CDC_A_TX_1_EN, 7, 0,
|
|
pm8916_wcd_analog_enable_adc,
|
|
SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU |
|
|
SND_SOC_DAPM_POST_PMD),
|
|
SND_SOC_DAPM_ADC_E("ADC2_INP2", NULL, CDC_A_TX_2_EN, 7, 0,
|
|
pm8916_wcd_analog_enable_adc,
|
|
SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU |
|
|
SND_SOC_DAPM_POST_PMD),
|
|
SND_SOC_DAPM_ADC_E("ADC2_INP3", NULL, CDC_A_TX_3_EN, 7, 0,
|
|
pm8916_wcd_analog_enable_adc,
|
|
SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU |
|
|
SND_SOC_DAPM_POST_PMD),
|
|
|
|
SND_SOC_DAPM_MIXER("ADC2", SND_SOC_NOPM, 0, 0, NULL, 0),
|
|
SND_SOC_DAPM_MIXER("ADC3", SND_SOC_NOPM, 0, 0, NULL, 0),
|
|
|
|
SND_SOC_DAPM_MUX("ADC2 MUX", SND_SOC_NOPM, 0, 0, &tx_adc2_mux),
|
|
SND_SOC_DAPM_MUX("RDAC2 MUX", SND_SOC_NOPM, 0, 0, &rdac2_mux),
|
|
|
|
/* Analog path clocks */
|
|
SND_SOC_DAPM_SUPPLY("EAR_HPHR_CLK", CDC_D_CDC_ANA_CLK_CTL, 0, 0, NULL,
|
|
0),
|
|
SND_SOC_DAPM_SUPPLY("EAR_HPHL_CLK", CDC_D_CDC_ANA_CLK_CTL, 1, 0, NULL,
|
|
0),
|
|
SND_SOC_DAPM_SUPPLY("SPKR_CLK", CDC_D_CDC_ANA_CLK_CTL, 4, 0, NULL, 0),
|
|
SND_SOC_DAPM_SUPPLY("TXA_CLK25", CDC_D_CDC_ANA_CLK_CTL, 5, 0, NULL, 0),
|
|
|
|
/* Digital path clocks */
|
|
|
|
SND_SOC_DAPM_SUPPLY("RXD1_CLK", CDC_D_CDC_DIG_CLK_CTL, 0, 0, NULL, 0),
|
|
SND_SOC_DAPM_SUPPLY("RXD2_CLK", CDC_D_CDC_DIG_CLK_CTL, 1, 0, NULL, 0),
|
|
SND_SOC_DAPM_SUPPLY("RXD3_CLK", CDC_D_CDC_DIG_CLK_CTL, 2, 0, NULL, 0),
|
|
|
|
SND_SOC_DAPM_SUPPLY("TXD_CLK", CDC_D_CDC_DIG_CLK_CTL, 4, 0, NULL, 0),
|
|
SND_SOC_DAPM_SUPPLY("NCP_CLK", CDC_D_CDC_DIG_CLK_CTL, 6, 0, NULL, 0),
|
|
SND_SOC_DAPM_SUPPLY("RXD_PDM_CLK", CDC_D_CDC_DIG_CLK_CTL, 7, 0, NULL,
|
|
0),
|
|
|
|
/* System Clock source */
|
|
SND_SOC_DAPM_SUPPLY("A_MCLK", CDC_D_CDC_TOP_CLK_CTL, 2, 0, NULL, 0),
|
|
/* TX ADC and RX DAC Clock source. */
|
|
SND_SOC_DAPM_SUPPLY("A_MCLK2", CDC_D_CDC_TOP_CLK_CTL, 3, 0, NULL, 0),
|
|
};
|
|
|
|
static int pm8916_wcd_analog_set_jack(struct snd_soc_component *component,
|
|
struct snd_soc_jack *jack,
|
|
void *data)
|
|
{
|
|
struct pm8916_wcd_analog_priv *wcd = snd_soc_component_get_drvdata(component);
|
|
|
|
wcd->jack = jack;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static irqreturn_t mbhc_btn_release_irq_handler(int irq, void *arg)
|
|
{
|
|
struct pm8916_wcd_analog_priv *priv = arg;
|
|
|
|
if (priv->detect_accessory_type) {
|
|
struct snd_soc_component *component = priv->component;
|
|
u32 val = snd_soc_component_read32(component, CDC_A_MBHC_RESULT_1);
|
|
|
|
/* check if its BTN0 thats released */
|
|
if ((val != -1) && !(val & CDC_A_MBHC_RESULT_1_BTN_RESULT_MASK))
|
|
priv->mbhc_btn0_released = true;
|
|
|
|
} else {
|
|
snd_soc_jack_report(priv->jack, 0, btn_mask);
|
|
}
|
|
|
|
return IRQ_HANDLED;
|
|
}
|
|
|
|
static irqreturn_t mbhc_btn_press_irq_handler(int irq, void *arg)
|
|
{
|
|
struct pm8916_wcd_analog_priv *priv = arg;
|
|
struct snd_soc_component *component = priv->component;
|
|
u32 btn_result;
|
|
|
|
btn_result = snd_soc_component_read32(component, CDC_A_MBHC_RESULT_1) &
|
|
CDC_A_MBHC_RESULT_1_BTN_RESULT_MASK;
|
|
|
|
switch (btn_result) {
|
|
case 0xf:
|
|
snd_soc_jack_report(priv->jack, SND_JACK_BTN_4, btn_mask);
|
|
break;
|
|
case 0x7:
|
|
snd_soc_jack_report(priv->jack, SND_JACK_BTN_3, btn_mask);
|
|
break;
|
|
case 0x3:
|
|
snd_soc_jack_report(priv->jack, SND_JACK_BTN_2, btn_mask);
|
|
break;
|
|
case 0x1:
|
|
snd_soc_jack_report(priv->jack, SND_JACK_BTN_1, btn_mask);
|
|
break;
|
|
case 0x0:
|
|
/* handle BTN_0 specially for type detection */
|
|
if (!priv->detect_accessory_type)
|
|
snd_soc_jack_report(priv->jack,
|
|
SND_JACK_BTN_0, btn_mask);
|
|
break;
|
|
default:
|
|
dev_err(component->dev,
|
|
"Unexpected button press result (%x)", btn_result);
|
|
break;
|
|
}
|
|
|
|
return IRQ_HANDLED;
|
|
}
|
|
|
|
static irqreturn_t pm8916_mbhc_switch_irq_handler(int irq, void *arg)
|
|
{
|
|
struct pm8916_wcd_analog_priv *priv = arg;
|
|
struct snd_soc_component *component = priv->component;
|
|
bool ins = false;
|
|
|
|
if (snd_soc_component_read32(component, CDC_A_MBHC_DET_CTL_1) &
|
|
CDC_A_MBHC_DET_CTL_MECH_DET_TYPE_MASK)
|
|
ins = true;
|
|
|
|
/* Set the detection type appropriately */
|
|
snd_soc_component_update_bits(component, CDC_A_MBHC_DET_CTL_1,
|
|
CDC_A_MBHC_DET_CTL_MECH_DET_TYPE_MASK,
|
|
(!ins << CDC_A_MBHC_DET_CTL_MECH_DET_TYPE_SHIFT));
|
|
|
|
|
|
if (ins) { /* hs insertion */
|
|
bool micbias_enabled = false;
|
|
|
|
if (snd_soc_component_read32(component, CDC_A_MICB_2_EN) &
|
|
CDC_A_MICB_2_EN_ENABLE)
|
|
micbias_enabled = true;
|
|
|
|
pm8916_mbhc_configure_bias(priv, micbias_enabled);
|
|
|
|
/*
|
|
* if only a btn0 press event is receive just before
|
|
* insert event then its a 3 pole headphone else if
|
|
* both press and release event received then its
|
|
* a headset.
|
|
*/
|
|
if (priv->mbhc_btn0_released)
|
|
snd_soc_jack_report(priv->jack,
|
|
SND_JACK_HEADSET, hs_jack_mask);
|
|
else
|
|
snd_soc_jack_report(priv->jack,
|
|
SND_JACK_HEADPHONE, hs_jack_mask);
|
|
|
|
priv->detect_accessory_type = false;
|
|
|
|
} else { /* removal */
|
|
snd_soc_jack_report(priv->jack, 0, hs_jack_mask);
|
|
priv->detect_accessory_type = true;
|
|
priv->mbhc_btn0_released = false;
|
|
}
|
|
|
|
return IRQ_HANDLED;
|
|
}
|
|
|
|
static struct snd_soc_dai_driver pm8916_wcd_analog_dai[] = {
|
|
[0] = {
|
|
.name = "pm8916_wcd_analog_pdm_rx",
|
|
.id = 0,
|
|
.playback = {
|
|
.stream_name = "PDM Playback",
|
|
.rates = MSM8916_WCD_ANALOG_RATES,
|
|
.formats = MSM8916_WCD_ANALOG_FORMATS,
|
|
.channels_min = 1,
|
|
.channels_max = 3,
|
|
},
|
|
},
|
|
[1] = {
|
|
.name = "pm8916_wcd_analog_pdm_tx",
|
|
.id = 1,
|
|
.capture = {
|
|
.stream_name = "PDM Capture",
|
|
.rates = MSM8916_WCD_ANALOG_RATES,
|
|
.formats = MSM8916_WCD_ANALOG_FORMATS,
|
|
.channels_min = 1,
|
|
.channels_max = 4,
|
|
},
|
|
},
|
|
};
|
|
|
|
static const struct snd_soc_component_driver pm8916_wcd_analog = {
|
|
.probe = pm8916_wcd_analog_probe,
|
|
.remove = pm8916_wcd_analog_remove,
|
|
.set_jack = pm8916_wcd_analog_set_jack,
|
|
.controls = pm8916_wcd_analog_snd_controls,
|
|
.num_controls = ARRAY_SIZE(pm8916_wcd_analog_snd_controls),
|
|
.dapm_widgets = pm8916_wcd_analog_dapm_widgets,
|
|
.num_dapm_widgets = ARRAY_SIZE(pm8916_wcd_analog_dapm_widgets),
|
|
.dapm_routes = pm8916_wcd_analog_audio_map,
|
|
.num_dapm_routes = ARRAY_SIZE(pm8916_wcd_analog_audio_map),
|
|
.idle_bias_on = 1,
|
|
.use_pmdown_time = 1,
|
|
.endianness = 1,
|
|
.non_legacy_dai_naming = 1,
|
|
};
|
|
|
|
static int pm8916_wcd_analog_parse_dt(struct device *dev,
|
|
struct pm8916_wcd_analog_priv *priv)
|
|
{
|
|
int rval;
|
|
|
|
if (of_property_read_bool(dev->of_node, "qcom,micbias1-ext-cap"))
|
|
priv->micbias1_cap_mode = MICB_1_EN_EXT_BYP_CAP;
|
|
else
|
|
priv->micbias1_cap_mode = MICB_1_EN_NO_EXT_BYP_CAP;
|
|
|
|
if (of_property_read_bool(dev->of_node, "qcom,micbias2-ext-cap"))
|
|
priv->micbias2_cap_mode = MICB_1_EN_EXT_BYP_CAP;
|
|
else
|
|
priv->micbias2_cap_mode = MICB_1_EN_NO_EXT_BYP_CAP;
|
|
|
|
of_property_read_u32(dev->of_node, "qcom,micbias-lvl",
|
|
&priv->micbias_mv);
|
|
|
|
if (of_property_read_bool(dev->of_node,
|
|
"qcom,hphl-jack-type-normally-open"))
|
|
priv->hphl_jack_type_normally_open = true;
|
|
else
|
|
priv->hphl_jack_type_normally_open = false;
|
|
|
|
if (of_property_read_bool(dev->of_node,
|
|
"qcom,gnd-jack-type-normally-open"))
|
|
priv->gnd_jack_type_normally_open = true;
|
|
else
|
|
priv->gnd_jack_type_normally_open = false;
|
|
|
|
priv->mbhc_btn_enabled = true;
|
|
rval = of_property_read_u32_array(dev->of_node,
|
|
"qcom,mbhc-vthreshold-low",
|
|
&priv->vref_btn_cs[0],
|
|
MBHC_MAX_BUTTONS);
|
|
if (rval < 0) {
|
|
priv->mbhc_btn_enabled = false;
|
|
} else {
|
|
rval = of_property_read_u32_array(dev->of_node,
|
|
"qcom,mbhc-vthreshold-high",
|
|
&priv->vref_btn_micb[0],
|
|
MBHC_MAX_BUTTONS);
|
|
if (rval < 0)
|
|
priv->mbhc_btn_enabled = false;
|
|
}
|
|
|
|
if (!priv->mbhc_btn_enabled)
|
|
dev_err(dev,
|
|
"DT property missing, MBHC btn detection disabled\n");
|
|
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int pm8916_wcd_analog_spmi_probe(struct platform_device *pdev)
|
|
{
|
|
struct pm8916_wcd_analog_priv *priv;
|
|
struct device *dev = &pdev->dev;
|
|
int ret, i, irq;
|
|
|
|
priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL);
|
|
if (!priv)
|
|
return -ENOMEM;
|
|
|
|
ret = pm8916_wcd_analog_parse_dt(dev, priv);
|
|
if (ret < 0)
|
|
return ret;
|
|
|
|
priv->mclk = devm_clk_get(dev, "mclk");
|
|
if (IS_ERR(priv->mclk)) {
|
|
dev_err(dev, "failed to get mclk\n");
|
|
return PTR_ERR(priv->mclk);
|
|
}
|
|
|
|
for (i = 0; i < ARRAY_SIZE(supply_names); i++)
|
|
priv->supplies[i].supply = supply_names[i];
|
|
|
|
ret = devm_regulator_bulk_get(dev, ARRAY_SIZE(priv->supplies),
|
|
priv->supplies);
|
|
if (ret) {
|
|
dev_err(dev, "Failed to get regulator supplies %d\n", ret);
|
|
return ret;
|
|
}
|
|
|
|
ret = clk_prepare_enable(priv->mclk);
|
|
if (ret < 0) {
|
|
dev_err(dev, "failed to enable mclk %d\n", ret);
|
|
return ret;
|
|
}
|
|
|
|
irq = platform_get_irq_byname(pdev, "mbhc_switch_int");
|
|
if (irq < 0) {
|
|
dev_err(dev, "failed to get mbhc switch irq\n");
|
|
return irq;
|
|
}
|
|
|
|
ret = devm_request_threaded_irq(dev, irq, NULL,
|
|
pm8916_mbhc_switch_irq_handler,
|
|
IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING |
|
|
IRQF_ONESHOT,
|
|
"mbhc switch irq", priv);
|
|
if (ret)
|
|
dev_err(dev, "cannot request mbhc switch irq\n");
|
|
|
|
if (priv->mbhc_btn_enabled) {
|
|
irq = platform_get_irq_byname(pdev, "mbhc_but_press_det");
|
|
if (irq < 0) {
|
|
dev_err(dev, "failed to get button press irq\n");
|
|
return irq;
|
|
}
|
|
|
|
ret = devm_request_threaded_irq(dev, irq, NULL,
|
|
mbhc_btn_press_irq_handler,
|
|
IRQF_TRIGGER_RISING |
|
|
IRQF_TRIGGER_FALLING | IRQF_ONESHOT,
|
|
"mbhc btn press irq", priv);
|
|
if (ret)
|
|
dev_err(dev, "cannot request mbhc button press irq\n");
|
|
|
|
irq = platform_get_irq_byname(pdev, "mbhc_but_rel_det");
|
|
if (irq < 0) {
|
|
dev_err(dev, "failed to get button release irq\n");
|
|
return irq;
|
|
}
|
|
|
|
ret = devm_request_threaded_irq(dev, irq, NULL,
|
|
mbhc_btn_release_irq_handler,
|
|
IRQF_TRIGGER_RISING |
|
|
IRQF_TRIGGER_FALLING | IRQF_ONESHOT,
|
|
"mbhc btn release irq", priv);
|
|
if (ret)
|
|
dev_err(dev, "cannot request mbhc button release irq\n");
|
|
|
|
}
|
|
|
|
dev_set_drvdata(dev, priv);
|
|
|
|
return devm_snd_soc_register_component(dev, &pm8916_wcd_analog,
|
|
pm8916_wcd_analog_dai,
|
|
ARRAY_SIZE(pm8916_wcd_analog_dai));
|
|
}
|
|
|
|
static int pm8916_wcd_analog_spmi_remove(struct platform_device *pdev)
|
|
{
|
|
struct pm8916_wcd_analog_priv *priv = dev_get_drvdata(&pdev->dev);
|
|
|
|
clk_disable_unprepare(priv->mclk);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static const struct of_device_id pm8916_wcd_analog_spmi_match_table[] = {
|
|
{ .compatible = "qcom,pm8916-wcd-analog-codec", },
|
|
{ }
|
|
};
|
|
|
|
MODULE_DEVICE_TABLE(of, pm8916_wcd_analog_spmi_match_table);
|
|
|
|
static struct platform_driver pm8916_wcd_analog_spmi_driver = {
|
|
.driver = {
|
|
.name = "qcom,pm8916-wcd-spmi-codec",
|
|
.of_match_table = pm8916_wcd_analog_spmi_match_table,
|
|
},
|
|
.probe = pm8916_wcd_analog_spmi_probe,
|
|
.remove = pm8916_wcd_analog_spmi_remove,
|
|
};
|
|
|
|
module_platform_driver(pm8916_wcd_analog_spmi_driver);
|
|
|
|
MODULE_AUTHOR("Srinivas Kandagatla <srinivas.kandagatla@linaro.org>");
|
|
MODULE_DESCRIPTION("PMIC PM8916 WCD Analog Codec driver");
|
|
MODULE_LICENSE("GPL v2");
|