1237 lines
40 KiB
C
1237 lines
40 KiB
C
// SPDX-License-Identifier: GPL-2.0
|
|
// Copyright (c) 2015-2017, The Linux Foundation.
|
|
// Copyright (c) 2019, Linaro Limited
|
|
|
|
#include <linux/bitops.h>
|
|
#include <linux/gpio.h>
|
|
#include <linux/gpio/consumer.h>
|
|
#include <linux/module.h>
|
|
#include <linux/regmap.h>
|
|
#include <linux/slab.h>
|
|
#include <linux/pm_runtime.h>
|
|
#include <linux/soundwire/sdw.h>
|
|
#include <linux/soundwire/sdw_registers.h>
|
|
#include <linux/soundwire/sdw_type.h>
|
|
#include <sound/soc.h>
|
|
#include <sound/tlv.h>
|
|
|
|
#define WSA881X_DIGITAL_BASE 0x3000
|
|
#define WSA881X_ANALOG_BASE 0x3100
|
|
|
|
/* Digital register address space */
|
|
#define WSA881X_CHIP_ID0 (WSA881X_DIGITAL_BASE + 0x0000)
|
|
#define WSA881X_CHIP_ID1 (WSA881X_DIGITAL_BASE + 0x0001)
|
|
#define WSA881X_CHIP_ID2 (WSA881X_DIGITAL_BASE + 0x0002)
|
|
#define WSA881X_CHIP_ID3 (WSA881X_DIGITAL_BASE + 0x0003)
|
|
#define WSA881X_BUS_ID (WSA881X_DIGITAL_BASE + 0x0004)
|
|
#define WSA881X_CDC_RST_CTL (WSA881X_DIGITAL_BASE + 0x0005)
|
|
#define WSA881X_CDC_TOP_CLK_CTL (WSA881X_DIGITAL_BASE + 0x0006)
|
|
#define WSA881X_CDC_ANA_CLK_CTL (WSA881X_DIGITAL_BASE + 0x0007)
|
|
#define WSA881X_CDC_DIG_CLK_CTL (WSA881X_DIGITAL_BASE + 0x0008)
|
|
#define WSA881X_CLOCK_CONFIG (WSA881X_DIGITAL_BASE + 0x0009)
|
|
#define WSA881X_ANA_CTL (WSA881X_DIGITAL_BASE + 0x000A)
|
|
#define WSA881X_SWR_RESET_EN (WSA881X_DIGITAL_BASE + 0x000B)
|
|
#define WSA881X_RESET_CTL (WSA881X_DIGITAL_BASE + 0x000C)
|
|
#define WSA881X_TADC_VALUE_CTL (WSA881X_DIGITAL_BASE + 0x000F)
|
|
#define WSA881X_TEMP_DETECT_CTL (WSA881X_DIGITAL_BASE + 0x0010)
|
|
#define WSA881X_TEMP_MSB (WSA881X_DIGITAL_BASE + 0x0011)
|
|
#define WSA881X_TEMP_LSB (WSA881X_DIGITAL_BASE + 0x0012)
|
|
#define WSA881X_TEMP_CONFIG0 (WSA881X_DIGITAL_BASE + 0x0013)
|
|
#define WSA881X_TEMP_CONFIG1 (WSA881X_DIGITAL_BASE + 0x0014)
|
|
#define WSA881X_CDC_CLIP_CTL (WSA881X_DIGITAL_BASE + 0x0015)
|
|
#define WSA881X_SDM_PDM9_LSB (WSA881X_DIGITAL_BASE + 0x0016)
|
|
#define WSA881X_SDM_PDM9_MSB (WSA881X_DIGITAL_BASE + 0x0017)
|
|
#define WSA881X_CDC_RX_CTL (WSA881X_DIGITAL_BASE + 0x0018)
|
|
#define WSA881X_DEM_BYPASS_DATA0 (WSA881X_DIGITAL_BASE + 0x0019)
|
|
#define WSA881X_DEM_BYPASS_DATA1 (WSA881X_DIGITAL_BASE + 0x001A)
|
|
#define WSA881X_DEM_BYPASS_DATA2 (WSA881X_DIGITAL_BASE + 0x001B)
|
|
#define WSA881X_DEM_BYPASS_DATA3 (WSA881X_DIGITAL_BASE + 0x001C)
|
|
#define WSA881X_OTP_CTRL0 (WSA881X_DIGITAL_BASE + 0x001D)
|
|
#define WSA881X_OTP_CTRL1 (WSA881X_DIGITAL_BASE + 0x001E)
|
|
#define WSA881X_HDRIVE_CTL_GROUP1 (WSA881X_DIGITAL_BASE + 0x001F)
|
|
#define WSA881X_INTR_MODE (WSA881X_DIGITAL_BASE + 0x0020)
|
|
#define WSA881X_INTR_MASK (WSA881X_DIGITAL_BASE + 0x0021)
|
|
#define WSA881X_INTR_STATUS (WSA881X_DIGITAL_BASE + 0x0022)
|
|
#define WSA881X_INTR_CLEAR (WSA881X_DIGITAL_BASE + 0x0023)
|
|
#define WSA881X_INTR_LEVEL (WSA881X_DIGITAL_BASE + 0x0024)
|
|
#define WSA881X_INTR_SET (WSA881X_DIGITAL_BASE + 0x0025)
|
|
#define WSA881X_INTR_TEST (WSA881X_DIGITAL_BASE + 0x0026)
|
|
#define WSA881X_PDM_TEST_MODE (WSA881X_DIGITAL_BASE + 0x0030)
|
|
#define WSA881X_ATE_TEST_MODE (WSA881X_DIGITAL_BASE + 0x0031)
|
|
#define WSA881X_PIN_CTL_MODE (WSA881X_DIGITAL_BASE + 0x0032)
|
|
#define WSA881X_PIN_CTL_OE (WSA881X_DIGITAL_BASE + 0x0033)
|
|
#define WSA881X_PIN_WDATA_IOPAD (WSA881X_DIGITAL_BASE + 0x0034)
|
|
#define WSA881X_PIN_STATUS (WSA881X_DIGITAL_BASE + 0x0035)
|
|
#define WSA881X_DIG_DEBUG_MODE (WSA881X_DIGITAL_BASE + 0x0037)
|
|
#define WSA881X_DIG_DEBUG_SEL (WSA881X_DIGITAL_BASE + 0x0038)
|
|
#define WSA881X_DIG_DEBUG_EN (WSA881X_DIGITAL_BASE + 0x0039)
|
|
#define WSA881X_SWR_HM_TEST1 (WSA881X_DIGITAL_BASE + 0x003B)
|
|
#define WSA881X_SWR_HM_TEST2 (WSA881X_DIGITAL_BASE + 0x003C)
|
|
#define WSA881X_TEMP_DETECT_DBG_CTL (WSA881X_DIGITAL_BASE + 0x003D)
|
|
#define WSA881X_TEMP_DEBUG_MSB (WSA881X_DIGITAL_BASE + 0x003E)
|
|
#define WSA881X_TEMP_DEBUG_LSB (WSA881X_DIGITAL_BASE + 0x003F)
|
|
#define WSA881X_SAMPLE_EDGE_SEL (WSA881X_DIGITAL_BASE + 0x0044)
|
|
#define WSA881X_IOPAD_CTL (WSA881X_DIGITAL_BASE + 0x0045)
|
|
#define WSA881X_SPARE_0 (WSA881X_DIGITAL_BASE + 0x0050)
|
|
#define WSA881X_SPARE_1 (WSA881X_DIGITAL_BASE + 0x0051)
|
|
#define WSA881X_SPARE_2 (WSA881X_DIGITAL_BASE + 0x0052)
|
|
#define WSA881X_OTP_REG_0 (WSA881X_DIGITAL_BASE + 0x0080)
|
|
#define WSA881X_OTP_REG_1 (WSA881X_DIGITAL_BASE + 0x0081)
|
|
#define WSA881X_OTP_REG_2 (WSA881X_DIGITAL_BASE + 0x0082)
|
|
#define WSA881X_OTP_REG_3 (WSA881X_DIGITAL_BASE + 0x0083)
|
|
#define WSA881X_OTP_REG_4 (WSA881X_DIGITAL_BASE + 0x0084)
|
|
#define WSA881X_OTP_REG_5 (WSA881X_DIGITAL_BASE + 0x0085)
|
|
#define WSA881X_OTP_REG_6 (WSA881X_DIGITAL_BASE + 0x0086)
|
|
#define WSA881X_OTP_REG_7 (WSA881X_DIGITAL_BASE + 0x0087)
|
|
#define WSA881X_OTP_REG_8 (WSA881X_DIGITAL_BASE + 0x0088)
|
|
#define WSA881X_OTP_REG_9 (WSA881X_DIGITAL_BASE + 0x0089)
|
|
#define WSA881X_OTP_REG_10 (WSA881X_DIGITAL_BASE + 0x008A)
|
|
#define WSA881X_OTP_REG_11 (WSA881X_DIGITAL_BASE + 0x008B)
|
|
#define WSA881X_OTP_REG_12 (WSA881X_DIGITAL_BASE + 0x008C)
|
|
#define WSA881X_OTP_REG_13 (WSA881X_DIGITAL_BASE + 0x008D)
|
|
#define WSA881X_OTP_REG_14 (WSA881X_DIGITAL_BASE + 0x008E)
|
|
#define WSA881X_OTP_REG_15 (WSA881X_DIGITAL_BASE + 0x008F)
|
|
#define WSA881X_OTP_REG_16 (WSA881X_DIGITAL_BASE + 0x0090)
|
|
#define WSA881X_OTP_REG_17 (WSA881X_DIGITAL_BASE + 0x0091)
|
|
#define WSA881X_OTP_REG_18 (WSA881X_DIGITAL_BASE + 0x0092)
|
|
#define WSA881X_OTP_REG_19 (WSA881X_DIGITAL_BASE + 0x0093)
|
|
#define WSA881X_OTP_REG_20 (WSA881X_DIGITAL_BASE + 0x0094)
|
|
#define WSA881X_OTP_REG_21 (WSA881X_DIGITAL_BASE + 0x0095)
|
|
#define WSA881X_OTP_REG_22 (WSA881X_DIGITAL_BASE + 0x0096)
|
|
#define WSA881X_OTP_REG_23 (WSA881X_DIGITAL_BASE + 0x0097)
|
|
#define WSA881X_OTP_REG_24 (WSA881X_DIGITAL_BASE + 0x0098)
|
|
#define WSA881X_OTP_REG_25 (WSA881X_DIGITAL_BASE + 0x0099)
|
|
#define WSA881X_OTP_REG_26 (WSA881X_DIGITAL_BASE + 0x009A)
|
|
#define WSA881X_OTP_REG_27 (WSA881X_DIGITAL_BASE + 0x009B)
|
|
#define WSA881X_OTP_REG_28 (WSA881X_DIGITAL_BASE + 0x009C)
|
|
#define WSA881X_OTP_REG_29 (WSA881X_DIGITAL_BASE + 0x009D)
|
|
#define WSA881X_OTP_REG_30 (WSA881X_DIGITAL_BASE + 0x009E)
|
|
#define WSA881X_OTP_REG_31 (WSA881X_DIGITAL_BASE + 0x009F)
|
|
#define WSA881X_OTP_REG_63 (WSA881X_DIGITAL_BASE + 0x00BF)
|
|
|
|
/* Analog Register address space */
|
|
#define WSA881X_BIAS_REF_CTRL (WSA881X_ANALOG_BASE + 0x0000)
|
|
#define WSA881X_BIAS_TEST (WSA881X_ANALOG_BASE + 0x0001)
|
|
#define WSA881X_BIAS_BIAS (WSA881X_ANALOG_BASE + 0x0002)
|
|
#define WSA881X_TEMP_OP (WSA881X_ANALOG_BASE + 0x0003)
|
|
#define WSA881X_TEMP_IREF_CTRL (WSA881X_ANALOG_BASE + 0x0004)
|
|
#define WSA881X_TEMP_ISENS_CTRL (WSA881X_ANALOG_BASE + 0x0005)
|
|
#define WSA881X_TEMP_CLK_CTRL (WSA881X_ANALOG_BASE + 0x0006)
|
|
#define WSA881X_TEMP_TEST (WSA881X_ANALOG_BASE + 0x0007)
|
|
#define WSA881X_TEMP_BIAS (WSA881X_ANALOG_BASE + 0x0008)
|
|
#define WSA881X_TEMP_ADC_CTRL (WSA881X_ANALOG_BASE + 0x0009)
|
|
#define WSA881X_TEMP_DOUT_MSB (WSA881X_ANALOG_BASE + 0x000A)
|
|
#define WSA881X_TEMP_DOUT_LSB (WSA881X_ANALOG_BASE + 0x000B)
|
|
#define WSA881X_ADC_EN_MODU_V (WSA881X_ANALOG_BASE + 0x0010)
|
|
#define WSA881X_ADC_EN_MODU_I (WSA881X_ANALOG_BASE + 0x0011)
|
|
#define WSA881X_ADC_EN_DET_TEST_V (WSA881X_ANALOG_BASE + 0x0012)
|
|
#define WSA881X_ADC_EN_DET_TEST_I (WSA881X_ANALOG_BASE + 0x0013)
|
|
#define WSA881X_ADC_SEL_IBIAS (WSA881X_ANALOG_BASE + 0x0014)
|
|
#define WSA881X_ADC_EN_SEL_IBAIS (WSA881X_ANALOG_BASE + 0x0015)
|
|
#define WSA881X_SPKR_DRV_EN (WSA881X_ANALOG_BASE + 0x001A)
|
|
#define WSA881X_SPKR_DRV_GAIN (WSA881X_ANALOG_BASE + 0x001B)
|
|
#define WSA881X_PA_GAIN_SEL_MASK BIT(3)
|
|
#define WSA881X_PA_GAIN_SEL_REG BIT(3)
|
|
#define WSA881X_PA_GAIN_SEL_DRE 0
|
|
#define WSA881X_SPKR_PAG_GAIN_MASK GENMASK(7, 4)
|
|
#define WSA881X_SPKR_DAC_CTL (WSA881X_ANALOG_BASE + 0x001C)
|
|
#define WSA881X_SPKR_DRV_DBG (WSA881X_ANALOG_BASE + 0x001D)
|
|
#define WSA881X_SPKR_PWRSTG_DBG (WSA881X_ANALOG_BASE + 0x001E)
|
|
#define WSA881X_SPKR_OCP_CTL (WSA881X_ANALOG_BASE + 0x001F)
|
|
#define WSA881X_SPKR_OCP_MASK GENMASK(7, 6)
|
|
#define WSA881X_SPKR_OCP_EN BIT(7)
|
|
#define WSA881X_SPKR_OCP_HOLD BIT(6)
|
|
#define WSA881X_SPKR_CLIP_CTL (WSA881X_ANALOG_BASE + 0x0020)
|
|
#define WSA881X_SPKR_BBM_CTL (WSA881X_ANALOG_BASE + 0x0021)
|
|
#define WSA881X_SPKR_MISC_CTL1 (WSA881X_ANALOG_BASE + 0x0022)
|
|
#define WSA881X_SPKR_MISC_CTL2 (WSA881X_ANALOG_BASE + 0x0023)
|
|
#define WSA881X_SPKR_BIAS_INT (WSA881X_ANALOG_BASE + 0x0024)
|
|
#define WSA881X_SPKR_PA_INT (WSA881X_ANALOG_BASE + 0x0025)
|
|
#define WSA881X_SPKR_BIAS_CAL (WSA881X_ANALOG_BASE + 0x0026)
|
|
#define WSA881X_SPKR_BIAS_PSRR (WSA881X_ANALOG_BASE + 0x0027)
|
|
#define WSA881X_SPKR_STATUS1 (WSA881X_ANALOG_BASE + 0x0028)
|
|
#define WSA881X_SPKR_STATUS2 (WSA881X_ANALOG_BASE + 0x0029)
|
|
#define WSA881X_BOOST_EN_CTL (WSA881X_ANALOG_BASE + 0x002A)
|
|
#define WSA881X_BOOST_EN_MASK BIT(7)
|
|
#define WSA881X_BOOST_EN BIT(7)
|
|
#define WSA881X_BOOST_CURRENT_LIMIT (WSA881X_ANALOG_BASE + 0x002B)
|
|
#define WSA881X_BOOST_PS_CTL (WSA881X_ANALOG_BASE + 0x002C)
|
|
#define WSA881X_BOOST_PRESET_OUT1 (WSA881X_ANALOG_BASE + 0x002D)
|
|
#define WSA881X_BOOST_PRESET_OUT2 (WSA881X_ANALOG_BASE + 0x002E)
|
|
#define WSA881X_BOOST_FORCE_OUT (WSA881X_ANALOG_BASE + 0x002F)
|
|
#define WSA881X_BOOST_LDO_PROG (WSA881X_ANALOG_BASE + 0x0030)
|
|
#define WSA881X_BOOST_SLOPE_COMP_ISENSE_FB (WSA881X_ANALOG_BASE + 0x0031)
|
|
#define WSA881X_BOOST_RON_CTL (WSA881X_ANALOG_BASE + 0x0032)
|
|
#define WSA881X_BOOST_LOOP_STABILITY (WSA881X_ANALOG_BASE + 0x0033)
|
|
#define WSA881X_BOOST_ZX_CTL (WSA881X_ANALOG_BASE + 0x0034)
|
|
#define WSA881X_BOOST_START_CTL (WSA881X_ANALOG_BASE + 0x0035)
|
|
#define WSA881X_BOOST_MISC1_CTL (WSA881X_ANALOG_BASE + 0x0036)
|
|
#define WSA881X_BOOST_MISC2_CTL (WSA881X_ANALOG_BASE + 0x0037)
|
|
#define WSA881X_BOOST_MISC3_CTL (WSA881X_ANALOG_BASE + 0x0038)
|
|
#define WSA881X_BOOST_ATEST_CTL (WSA881X_ANALOG_BASE + 0x0039)
|
|
#define WSA881X_SPKR_PROT_FE_GAIN (WSA881X_ANALOG_BASE + 0x003A)
|
|
#define WSA881X_SPKR_PROT_FE_CM_LDO_SET (WSA881X_ANALOG_BASE + 0x003B)
|
|
#define WSA881X_SPKR_PROT_FE_ISENSE_BIAS_SET1 (WSA881X_ANALOG_BASE + 0x003C)
|
|
#define WSA881X_SPKR_PROT_FE_ISENSE_BIAS_SET2 (WSA881X_ANALOG_BASE + 0x003D)
|
|
#define WSA881X_SPKR_PROT_ATEST1 (WSA881X_ANALOG_BASE + 0x003E)
|
|
#define WSA881X_SPKR_PROT_ATEST2 (WSA881X_ANALOG_BASE + 0x003F)
|
|
#define WSA881X_SPKR_PROT_FE_VSENSE_VCM (WSA881X_ANALOG_BASE + 0x0040)
|
|
#define WSA881X_SPKR_PROT_FE_VSENSE_BIAS_SET1 (WSA881X_ANALOG_BASE + 0x0041)
|
|
#define WSA881X_BONGO_RESRV_REG1 (WSA881X_ANALOG_BASE + 0x0042)
|
|
#define WSA881X_BONGO_RESRV_REG2 (WSA881X_ANALOG_BASE + 0x0043)
|
|
#define WSA881X_SPKR_PROT_SAR (WSA881X_ANALOG_BASE + 0x0044)
|
|
#define WSA881X_SPKR_STATUS3 (WSA881X_ANALOG_BASE + 0x0045)
|
|
|
|
#define SWRS_SCP_FRAME_CTRL_BANK(m) (0x60 + 0x10 * (m))
|
|
#define SWRS_SCP_HOST_CLK_DIV2_CTL_BANK(m) (0xE0 + 0x10 * (m))
|
|
#define SWR_SLV_MAX_REG_ADDR 0x390
|
|
#define SWR_SLV_START_REG_ADDR 0x40
|
|
#define SWR_SLV_MAX_BUF_LEN 20
|
|
#define BYTES_PER_LINE 12
|
|
#define SWR_SLV_RD_BUF_LEN 8
|
|
#define SWR_SLV_WR_BUF_LEN 32
|
|
#define SWR_SLV_MAX_DEVICES 2
|
|
#define WSA881X_MAX_SWR_PORTS 4
|
|
#define WSA881X_VERSION_ENTRY_SIZE 27
|
|
#define WSA881X_OCP_CTL_TIMER_SEC 2
|
|
#define WSA881X_OCP_CTL_TEMP_CELSIUS 25
|
|
#define WSA881X_OCP_CTL_POLL_TIMER_SEC 60
|
|
#define WSA881X_PROBE_TIMEOUT 1000
|
|
|
|
#define WSA881X_PA_GAIN_TLV(xname, reg, shift, max, invert, tlv_array) \
|
|
{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
|
|
.access = SNDRV_CTL_ELEM_ACCESS_TLV_READ |\
|
|
SNDRV_CTL_ELEM_ACCESS_READWRITE,\
|
|
.tlv.p = (tlv_array), \
|
|
.info = snd_soc_info_volsw, .get = snd_soc_get_volsw,\
|
|
.put = wsa881x_put_pa_gain, \
|
|
.private_value = SOC_SINGLE_VALUE(reg, shift, max, invert, 0) }
|
|
|
|
static struct reg_default wsa881x_defaults[] = {
|
|
{ WSA881X_CHIP_ID0, 0x00 },
|
|
{ WSA881X_CHIP_ID1, 0x00 },
|
|
{ WSA881X_CHIP_ID2, 0x00 },
|
|
{ WSA881X_CHIP_ID3, 0x02 },
|
|
{ WSA881X_BUS_ID, 0x00 },
|
|
{ WSA881X_CDC_RST_CTL, 0x00 },
|
|
{ WSA881X_CDC_TOP_CLK_CTL, 0x03 },
|
|
{ WSA881X_CDC_ANA_CLK_CTL, 0x00 },
|
|
{ WSA881X_CDC_DIG_CLK_CTL, 0x00 },
|
|
{ WSA881X_CLOCK_CONFIG, 0x00 },
|
|
{ WSA881X_ANA_CTL, 0x08 },
|
|
{ WSA881X_SWR_RESET_EN, 0x00 },
|
|
{ WSA881X_TEMP_DETECT_CTL, 0x01 },
|
|
{ WSA881X_TEMP_MSB, 0x00 },
|
|
{ WSA881X_TEMP_LSB, 0x00 },
|
|
{ WSA881X_TEMP_CONFIG0, 0x00 },
|
|
{ WSA881X_TEMP_CONFIG1, 0x00 },
|
|
{ WSA881X_CDC_CLIP_CTL, 0x03 },
|
|
{ WSA881X_SDM_PDM9_LSB, 0x00 },
|
|
{ WSA881X_SDM_PDM9_MSB, 0x00 },
|
|
{ WSA881X_CDC_RX_CTL, 0x7E },
|
|
{ WSA881X_DEM_BYPASS_DATA0, 0x00 },
|
|
{ WSA881X_DEM_BYPASS_DATA1, 0x00 },
|
|
{ WSA881X_DEM_BYPASS_DATA2, 0x00 },
|
|
{ WSA881X_DEM_BYPASS_DATA3, 0x00 },
|
|
{ WSA881X_OTP_CTRL0, 0x00 },
|
|
{ WSA881X_OTP_CTRL1, 0x00 },
|
|
{ WSA881X_HDRIVE_CTL_GROUP1, 0x00 },
|
|
{ WSA881X_INTR_MODE, 0x00 },
|
|
{ WSA881X_INTR_STATUS, 0x00 },
|
|
{ WSA881X_INTR_CLEAR, 0x00 },
|
|
{ WSA881X_INTR_LEVEL, 0x00 },
|
|
{ WSA881X_INTR_SET, 0x00 },
|
|
{ WSA881X_INTR_TEST, 0x00 },
|
|
{ WSA881X_PDM_TEST_MODE, 0x00 },
|
|
{ WSA881X_ATE_TEST_MODE, 0x00 },
|
|
{ WSA881X_PIN_CTL_MODE, 0x00 },
|
|
{ WSA881X_PIN_CTL_OE, 0x00 },
|
|
{ WSA881X_PIN_WDATA_IOPAD, 0x00 },
|
|
{ WSA881X_PIN_STATUS, 0x00 },
|
|
{ WSA881X_DIG_DEBUG_MODE, 0x00 },
|
|
{ WSA881X_DIG_DEBUG_SEL, 0x00 },
|
|
{ WSA881X_DIG_DEBUG_EN, 0x00 },
|
|
{ WSA881X_SWR_HM_TEST1, 0x08 },
|
|
{ WSA881X_SWR_HM_TEST2, 0x00 },
|
|
{ WSA881X_TEMP_DETECT_DBG_CTL, 0x00 },
|
|
{ WSA881X_TEMP_DEBUG_MSB, 0x00 },
|
|
{ WSA881X_TEMP_DEBUG_LSB, 0x00 },
|
|
{ WSA881X_SAMPLE_EDGE_SEL, 0x0C },
|
|
{ WSA881X_SPARE_0, 0x00 },
|
|
{ WSA881X_SPARE_1, 0x00 },
|
|
{ WSA881X_SPARE_2, 0x00 },
|
|
{ WSA881X_OTP_REG_0, 0x01 },
|
|
{ WSA881X_OTP_REG_1, 0xFF },
|
|
{ WSA881X_OTP_REG_2, 0xC0 },
|
|
{ WSA881X_OTP_REG_3, 0xFF },
|
|
{ WSA881X_OTP_REG_4, 0xC0 },
|
|
{ WSA881X_OTP_REG_5, 0xFF },
|
|
{ WSA881X_OTP_REG_6, 0xFF },
|
|
{ WSA881X_OTP_REG_7, 0xFF },
|
|
{ WSA881X_OTP_REG_8, 0xFF },
|
|
{ WSA881X_OTP_REG_9, 0xFF },
|
|
{ WSA881X_OTP_REG_10, 0xFF },
|
|
{ WSA881X_OTP_REG_11, 0xFF },
|
|
{ WSA881X_OTP_REG_12, 0xFF },
|
|
{ WSA881X_OTP_REG_13, 0xFF },
|
|
{ WSA881X_OTP_REG_14, 0xFF },
|
|
{ WSA881X_OTP_REG_15, 0xFF },
|
|
{ WSA881X_OTP_REG_16, 0xFF },
|
|
{ WSA881X_OTP_REG_17, 0xFF },
|
|
{ WSA881X_OTP_REG_18, 0xFF },
|
|
{ WSA881X_OTP_REG_19, 0xFF },
|
|
{ WSA881X_OTP_REG_20, 0xFF },
|
|
{ WSA881X_OTP_REG_21, 0xFF },
|
|
{ WSA881X_OTP_REG_22, 0xFF },
|
|
{ WSA881X_OTP_REG_23, 0xFF },
|
|
{ WSA881X_OTP_REG_24, 0x03 },
|
|
{ WSA881X_OTP_REG_25, 0x01 },
|
|
{ WSA881X_OTP_REG_26, 0x03 },
|
|
{ WSA881X_OTP_REG_27, 0x11 },
|
|
{ WSA881X_OTP_REG_63, 0x40 },
|
|
/* WSA881x Analog registers */
|
|
{ WSA881X_BIAS_REF_CTRL, 0x6C },
|
|
{ WSA881X_BIAS_TEST, 0x16 },
|
|
{ WSA881X_BIAS_BIAS, 0xF0 },
|
|
{ WSA881X_TEMP_OP, 0x00 },
|
|
{ WSA881X_TEMP_IREF_CTRL, 0x56 },
|
|
{ WSA881X_TEMP_ISENS_CTRL, 0x47 },
|
|
{ WSA881X_TEMP_CLK_CTRL, 0x87 },
|
|
{ WSA881X_TEMP_TEST, 0x00 },
|
|
{ WSA881X_TEMP_BIAS, 0x51 },
|
|
{ WSA881X_TEMP_DOUT_MSB, 0x00 },
|
|
{ WSA881X_TEMP_DOUT_LSB, 0x00 },
|
|
{ WSA881X_ADC_EN_MODU_V, 0x00 },
|
|
{ WSA881X_ADC_EN_MODU_I, 0x00 },
|
|
{ WSA881X_ADC_EN_DET_TEST_V, 0x00 },
|
|
{ WSA881X_ADC_EN_DET_TEST_I, 0x00 },
|
|
{ WSA881X_ADC_EN_SEL_IBAIS, 0x10 },
|
|
{ WSA881X_SPKR_DRV_EN, 0x74 },
|
|
{ WSA881X_SPKR_DRV_DBG, 0x15 },
|
|
{ WSA881X_SPKR_PWRSTG_DBG, 0x00 },
|
|
{ WSA881X_SPKR_OCP_CTL, 0xD4 },
|
|
{ WSA881X_SPKR_CLIP_CTL, 0x90 },
|
|
{ WSA881X_SPKR_PA_INT, 0x54 },
|
|
{ WSA881X_SPKR_BIAS_CAL, 0xAC },
|
|
{ WSA881X_SPKR_STATUS1, 0x00 },
|
|
{ WSA881X_SPKR_STATUS2, 0x00 },
|
|
{ WSA881X_BOOST_EN_CTL, 0x18 },
|
|
{ WSA881X_BOOST_CURRENT_LIMIT, 0x7A },
|
|
{ WSA881X_BOOST_PRESET_OUT2, 0x70 },
|
|
{ WSA881X_BOOST_FORCE_OUT, 0x0E },
|
|
{ WSA881X_BOOST_LDO_PROG, 0x16 },
|
|
{ WSA881X_BOOST_SLOPE_COMP_ISENSE_FB, 0x71 },
|
|
{ WSA881X_BOOST_RON_CTL, 0x0F },
|
|
{ WSA881X_BOOST_ZX_CTL, 0x34 },
|
|
{ WSA881X_BOOST_START_CTL, 0x23 },
|
|
{ WSA881X_BOOST_MISC1_CTL, 0x80 },
|
|
{ WSA881X_BOOST_MISC2_CTL, 0x00 },
|
|
{ WSA881X_BOOST_MISC3_CTL, 0x00 },
|
|
{ WSA881X_BOOST_ATEST_CTL, 0x00 },
|
|
{ WSA881X_SPKR_PROT_FE_GAIN, 0x46 },
|
|
{ WSA881X_SPKR_PROT_FE_CM_LDO_SET, 0x3B },
|
|
{ WSA881X_SPKR_PROT_FE_ISENSE_BIAS_SET1, 0x8D },
|
|
{ WSA881X_SPKR_PROT_FE_ISENSE_BIAS_SET2, 0x8D },
|
|
{ WSA881X_SPKR_PROT_ATEST1, 0x01 },
|
|
{ WSA881X_SPKR_PROT_FE_VSENSE_VCM, 0x8D },
|
|
{ WSA881X_SPKR_PROT_FE_VSENSE_BIAS_SET1, 0x4D },
|
|
{ WSA881X_SPKR_PROT_SAR, 0x00 },
|
|
{ WSA881X_SPKR_STATUS3, 0x00 },
|
|
};
|
|
|
|
static const struct reg_sequence wsa881x_pre_pmu_pa_2_0[] = {
|
|
{ WSA881X_SPKR_DRV_GAIN, 0x41, 0 },
|
|
{ WSA881X_SPKR_MISC_CTL1, 0x87, 0 },
|
|
};
|
|
|
|
static const struct reg_sequence wsa881x_vi_txfe_en_2_0[] = {
|
|
{ WSA881X_SPKR_PROT_FE_VSENSE_VCM, 0x85, 0 },
|
|
{ WSA881X_SPKR_PROT_ATEST2, 0x0A, 0 },
|
|
{ WSA881X_SPKR_PROT_FE_GAIN, 0x47, 0 },
|
|
};
|
|
|
|
/* Default register reset values for WSA881x rev 2.0 */
|
|
static struct reg_sequence wsa881x_rev_2_0[] = {
|
|
{ WSA881X_RESET_CTL, 0x00, 0x00 },
|
|
{ WSA881X_TADC_VALUE_CTL, 0x01, 0x00 },
|
|
{ WSA881X_INTR_MASK, 0x1B, 0x00 },
|
|
{ WSA881X_IOPAD_CTL, 0x00, 0x00 },
|
|
{ WSA881X_OTP_REG_28, 0x3F, 0x00 },
|
|
{ WSA881X_OTP_REG_29, 0x3F, 0x00 },
|
|
{ WSA881X_OTP_REG_30, 0x01, 0x00 },
|
|
{ WSA881X_OTP_REG_31, 0x01, 0x00 },
|
|
{ WSA881X_TEMP_ADC_CTRL, 0x03, 0x00 },
|
|
{ WSA881X_ADC_SEL_IBIAS, 0x45, 0x00 },
|
|
{ WSA881X_SPKR_DRV_GAIN, 0xC1, 0x00 },
|
|
{ WSA881X_SPKR_DAC_CTL, 0x42, 0x00 },
|
|
{ WSA881X_SPKR_BBM_CTL, 0x02, 0x00 },
|
|
{ WSA881X_SPKR_MISC_CTL1, 0x40, 0x00 },
|
|
{ WSA881X_SPKR_MISC_CTL2, 0x07, 0x00 },
|
|
{ WSA881X_SPKR_BIAS_INT, 0x5F, 0x00 },
|
|
{ WSA881X_SPKR_BIAS_PSRR, 0x44, 0x00 },
|
|
{ WSA881X_BOOST_PS_CTL, 0xA0, 0x00 },
|
|
{ WSA881X_BOOST_PRESET_OUT1, 0xB7, 0x00 },
|
|
{ WSA881X_BOOST_LOOP_STABILITY, 0x8D, 0x00 },
|
|
{ WSA881X_SPKR_PROT_ATEST2, 0x02, 0x00 },
|
|
{ WSA881X_BONGO_RESRV_REG1, 0x5E, 0x00 },
|
|
{ WSA881X_BONGO_RESRV_REG2, 0x07, 0x00 },
|
|
};
|
|
|
|
enum wsa_port_ids {
|
|
WSA881X_PORT_DAC,
|
|
WSA881X_PORT_COMP,
|
|
WSA881X_PORT_BOOST,
|
|
WSA881X_PORT_VISENSE,
|
|
};
|
|
|
|
/* 4 ports */
|
|
static struct sdw_dpn_prop wsa_sink_dpn_prop[WSA881X_MAX_SWR_PORTS] = {
|
|
{
|
|
/* DAC */
|
|
.num = 1,
|
|
.type = SDW_DPN_SIMPLE,
|
|
.min_ch = 1,
|
|
.max_ch = 1,
|
|
.simple_ch_prep_sm = true,
|
|
.read_only_wordlength = true,
|
|
}, {
|
|
/* COMP */
|
|
.num = 2,
|
|
.type = SDW_DPN_SIMPLE,
|
|
.min_ch = 1,
|
|
.max_ch = 1,
|
|
.simple_ch_prep_sm = true,
|
|
.read_only_wordlength = true,
|
|
}, {
|
|
/* BOOST */
|
|
.num = 3,
|
|
.type = SDW_DPN_SIMPLE,
|
|
.min_ch = 1,
|
|
.max_ch = 1,
|
|
.simple_ch_prep_sm = true,
|
|
.read_only_wordlength = true,
|
|
}, {
|
|
/* VISENSE */
|
|
.num = 4,
|
|
.type = SDW_DPN_SIMPLE,
|
|
.min_ch = 1,
|
|
.max_ch = 1,
|
|
.simple_ch_prep_sm = true,
|
|
.read_only_wordlength = true,
|
|
}
|
|
};
|
|
|
|
static const struct sdw_port_config wsa881x_pconfig[WSA881X_MAX_SWR_PORTS] = {
|
|
{
|
|
.num = 1,
|
|
.ch_mask = 0x1,
|
|
}, {
|
|
.num = 2,
|
|
.ch_mask = 0xf,
|
|
}, {
|
|
.num = 3,
|
|
.ch_mask = 0x3,
|
|
}, { /* IV feedback */
|
|
.num = 4,
|
|
.ch_mask = 0x3,
|
|
},
|
|
};
|
|
|
|
static bool wsa881x_readable_register(struct device *dev, unsigned int reg)
|
|
{
|
|
switch (reg) {
|
|
case WSA881X_CHIP_ID0:
|
|
case WSA881X_CHIP_ID1:
|
|
case WSA881X_CHIP_ID2:
|
|
case WSA881X_CHIP_ID3:
|
|
case WSA881X_BUS_ID:
|
|
case WSA881X_CDC_RST_CTL:
|
|
case WSA881X_CDC_TOP_CLK_CTL:
|
|
case WSA881X_CDC_ANA_CLK_CTL:
|
|
case WSA881X_CDC_DIG_CLK_CTL:
|
|
case WSA881X_CLOCK_CONFIG:
|
|
case WSA881X_ANA_CTL:
|
|
case WSA881X_SWR_RESET_EN:
|
|
case WSA881X_RESET_CTL:
|
|
case WSA881X_TADC_VALUE_CTL:
|
|
case WSA881X_TEMP_DETECT_CTL:
|
|
case WSA881X_TEMP_MSB:
|
|
case WSA881X_TEMP_LSB:
|
|
case WSA881X_TEMP_CONFIG0:
|
|
case WSA881X_TEMP_CONFIG1:
|
|
case WSA881X_CDC_CLIP_CTL:
|
|
case WSA881X_SDM_PDM9_LSB:
|
|
case WSA881X_SDM_PDM9_MSB:
|
|
case WSA881X_CDC_RX_CTL:
|
|
case WSA881X_DEM_BYPASS_DATA0:
|
|
case WSA881X_DEM_BYPASS_DATA1:
|
|
case WSA881X_DEM_BYPASS_DATA2:
|
|
case WSA881X_DEM_BYPASS_DATA3:
|
|
case WSA881X_OTP_CTRL0:
|
|
case WSA881X_OTP_CTRL1:
|
|
case WSA881X_HDRIVE_CTL_GROUP1:
|
|
case WSA881X_INTR_MODE:
|
|
case WSA881X_INTR_MASK:
|
|
case WSA881X_INTR_STATUS:
|
|
case WSA881X_INTR_CLEAR:
|
|
case WSA881X_INTR_LEVEL:
|
|
case WSA881X_INTR_SET:
|
|
case WSA881X_INTR_TEST:
|
|
case WSA881X_PDM_TEST_MODE:
|
|
case WSA881X_ATE_TEST_MODE:
|
|
case WSA881X_PIN_CTL_MODE:
|
|
case WSA881X_PIN_CTL_OE:
|
|
case WSA881X_PIN_WDATA_IOPAD:
|
|
case WSA881X_PIN_STATUS:
|
|
case WSA881X_DIG_DEBUG_MODE:
|
|
case WSA881X_DIG_DEBUG_SEL:
|
|
case WSA881X_DIG_DEBUG_EN:
|
|
case WSA881X_SWR_HM_TEST1:
|
|
case WSA881X_SWR_HM_TEST2:
|
|
case WSA881X_TEMP_DETECT_DBG_CTL:
|
|
case WSA881X_TEMP_DEBUG_MSB:
|
|
case WSA881X_TEMP_DEBUG_LSB:
|
|
case WSA881X_SAMPLE_EDGE_SEL:
|
|
case WSA881X_IOPAD_CTL:
|
|
case WSA881X_SPARE_0:
|
|
case WSA881X_SPARE_1:
|
|
case WSA881X_SPARE_2:
|
|
case WSA881X_OTP_REG_0:
|
|
case WSA881X_OTP_REG_1:
|
|
case WSA881X_OTP_REG_2:
|
|
case WSA881X_OTP_REG_3:
|
|
case WSA881X_OTP_REG_4:
|
|
case WSA881X_OTP_REG_5:
|
|
case WSA881X_OTP_REG_6:
|
|
case WSA881X_OTP_REG_7:
|
|
case WSA881X_OTP_REG_8:
|
|
case WSA881X_OTP_REG_9:
|
|
case WSA881X_OTP_REG_10:
|
|
case WSA881X_OTP_REG_11:
|
|
case WSA881X_OTP_REG_12:
|
|
case WSA881X_OTP_REG_13:
|
|
case WSA881X_OTP_REG_14:
|
|
case WSA881X_OTP_REG_15:
|
|
case WSA881X_OTP_REG_16:
|
|
case WSA881X_OTP_REG_17:
|
|
case WSA881X_OTP_REG_18:
|
|
case WSA881X_OTP_REG_19:
|
|
case WSA881X_OTP_REG_20:
|
|
case WSA881X_OTP_REG_21:
|
|
case WSA881X_OTP_REG_22:
|
|
case WSA881X_OTP_REG_23:
|
|
case WSA881X_OTP_REG_24:
|
|
case WSA881X_OTP_REG_25:
|
|
case WSA881X_OTP_REG_26:
|
|
case WSA881X_OTP_REG_27:
|
|
case WSA881X_OTP_REG_28:
|
|
case WSA881X_OTP_REG_29:
|
|
case WSA881X_OTP_REG_30:
|
|
case WSA881X_OTP_REG_31:
|
|
case WSA881X_OTP_REG_63:
|
|
case WSA881X_BIAS_REF_CTRL:
|
|
case WSA881X_BIAS_TEST:
|
|
case WSA881X_BIAS_BIAS:
|
|
case WSA881X_TEMP_OP:
|
|
case WSA881X_TEMP_IREF_CTRL:
|
|
case WSA881X_TEMP_ISENS_CTRL:
|
|
case WSA881X_TEMP_CLK_CTRL:
|
|
case WSA881X_TEMP_TEST:
|
|
case WSA881X_TEMP_BIAS:
|
|
case WSA881X_TEMP_ADC_CTRL:
|
|
case WSA881X_TEMP_DOUT_MSB:
|
|
case WSA881X_TEMP_DOUT_LSB:
|
|
case WSA881X_ADC_EN_MODU_V:
|
|
case WSA881X_ADC_EN_MODU_I:
|
|
case WSA881X_ADC_EN_DET_TEST_V:
|
|
case WSA881X_ADC_EN_DET_TEST_I:
|
|
case WSA881X_ADC_SEL_IBIAS:
|
|
case WSA881X_ADC_EN_SEL_IBAIS:
|
|
case WSA881X_SPKR_DRV_EN:
|
|
case WSA881X_SPKR_DRV_GAIN:
|
|
case WSA881X_SPKR_DAC_CTL:
|
|
case WSA881X_SPKR_DRV_DBG:
|
|
case WSA881X_SPKR_PWRSTG_DBG:
|
|
case WSA881X_SPKR_OCP_CTL:
|
|
case WSA881X_SPKR_CLIP_CTL:
|
|
case WSA881X_SPKR_BBM_CTL:
|
|
case WSA881X_SPKR_MISC_CTL1:
|
|
case WSA881X_SPKR_MISC_CTL2:
|
|
case WSA881X_SPKR_BIAS_INT:
|
|
case WSA881X_SPKR_PA_INT:
|
|
case WSA881X_SPKR_BIAS_CAL:
|
|
case WSA881X_SPKR_BIAS_PSRR:
|
|
case WSA881X_SPKR_STATUS1:
|
|
case WSA881X_SPKR_STATUS2:
|
|
case WSA881X_BOOST_EN_CTL:
|
|
case WSA881X_BOOST_CURRENT_LIMIT:
|
|
case WSA881X_BOOST_PS_CTL:
|
|
case WSA881X_BOOST_PRESET_OUT1:
|
|
case WSA881X_BOOST_PRESET_OUT2:
|
|
case WSA881X_BOOST_FORCE_OUT:
|
|
case WSA881X_BOOST_LDO_PROG:
|
|
case WSA881X_BOOST_SLOPE_COMP_ISENSE_FB:
|
|
case WSA881X_BOOST_RON_CTL:
|
|
case WSA881X_BOOST_LOOP_STABILITY:
|
|
case WSA881X_BOOST_ZX_CTL:
|
|
case WSA881X_BOOST_START_CTL:
|
|
case WSA881X_BOOST_MISC1_CTL:
|
|
case WSA881X_BOOST_MISC2_CTL:
|
|
case WSA881X_BOOST_MISC3_CTL:
|
|
case WSA881X_BOOST_ATEST_CTL:
|
|
case WSA881X_SPKR_PROT_FE_GAIN:
|
|
case WSA881X_SPKR_PROT_FE_CM_LDO_SET:
|
|
case WSA881X_SPKR_PROT_FE_ISENSE_BIAS_SET1:
|
|
case WSA881X_SPKR_PROT_FE_ISENSE_BIAS_SET2:
|
|
case WSA881X_SPKR_PROT_ATEST1:
|
|
case WSA881X_SPKR_PROT_ATEST2:
|
|
case WSA881X_SPKR_PROT_FE_VSENSE_VCM:
|
|
case WSA881X_SPKR_PROT_FE_VSENSE_BIAS_SET1:
|
|
case WSA881X_BONGO_RESRV_REG1:
|
|
case WSA881X_BONGO_RESRV_REG2:
|
|
case WSA881X_SPKR_PROT_SAR:
|
|
case WSA881X_SPKR_STATUS3:
|
|
return true;
|
|
default:
|
|
return false;
|
|
}
|
|
}
|
|
|
|
static bool wsa881x_volatile_register(struct device *dev, unsigned int reg)
|
|
{
|
|
switch (reg) {
|
|
case WSA881X_CHIP_ID0:
|
|
case WSA881X_CHIP_ID1:
|
|
case WSA881X_CHIP_ID2:
|
|
case WSA881X_CHIP_ID3:
|
|
case WSA881X_BUS_ID:
|
|
case WSA881X_TEMP_MSB:
|
|
case WSA881X_TEMP_LSB:
|
|
case WSA881X_SDM_PDM9_LSB:
|
|
case WSA881X_SDM_PDM9_MSB:
|
|
case WSA881X_OTP_CTRL1:
|
|
case WSA881X_INTR_STATUS:
|
|
case WSA881X_ATE_TEST_MODE:
|
|
case WSA881X_PIN_STATUS:
|
|
case WSA881X_SWR_HM_TEST2:
|
|
case WSA881X_SPKR_STATUS1:
|
|
case WSA881X_SPKR_STATUS2:
|
|
case WSA881X_SPKR_STATUS3:
|
|
case WSA881X_OTP_REG_0:
|
|
case WSA881X_OTP_REG_1:
|
|
case WSA881X_OTP_REG_2:
|
|
case WSA881X_OTP_REG_3:
|
|
case WSA881X_OTP_REG_4:
|
|
case WSA881X_OTP_REG_5:
|
|
case WSA881X_OTP_REG_31:
|
|
case WSA881X_TEMP_DOUT_MSB:
|
|
case WSA881X_TEMP_DOUT_LSB:
|
|
case WSA881X_TEMP_OP:
|
|
case WSA881X_SPKR_PROT_SAR:
|
|
return true;
|
|
default:
|
|
return false;
|
|
}
|
|
}
|
|
|
|
static struct regmap_config wsa881x_regmap_config = {
|
|
.reg_bits = 32,
|
|
.val_bits = 8,
|
|
.cache_type = REGCACHE_MAPLE,
|
|
.reg_defaults = wsa881x_defaults,
|
|
.max_register = WSA881X_SPKR_STATUS3,
|
|
.num_reg_defaults = ARRAY_SIZE(wsa881x_defaults),
|
|
.volatile_reg = wsa881x_volatile_register,
|
|
.readable_reg = wsa881x_readable_register,
|
|
.reg_format_endian = REGMAP_ENDIAN_NATIVE,
|
|
.val_format_endian = REGMAP_ENDIAN_NATIVE,
|
|
};
|
|
|
|
enum {
|
|
G_18DB = 0,
|
|
G_16P5DB,
|
|
G_15DB,
|
|
G_13P5DB,
|
|
G_12DB,
|
|
G_10P5DB,
|
|
G_9DB,
|
|
G_7P5DB,
|
|
G_6DB,
|
|
G_4P5DB,
|
|
G_3DB,
|
|
G_1P5DB,
|
|
G_0DB,
|
|
};
|
|
|
|
/*
|
|
* Private data Structure for wsa881x. All parameters related to
|
|
* WSA881X codec needs to be defined here.
|
|
*/
|
|
struct wsa881x_priv {
|
|
struct regmap *regmap;
|
|
struct device *dev;
|
|
struct sdw_slave *slave;
|
|
struct sdw_stream_config sconfig;
|
|
struct sdw_stream_runtime *sruntime;
|
|
struct sdw_port_config port_config[WSA881X_MAX_SWR_PORTS];
|
|
struct gpio_desc *sd_n;
|
|
/*
|
|
* Logical state for SD_N GPIO: high for shutdown, low for enable.
|
|
* For backwards compatibility.
|
|
*/
|
|
unsigned int sd_n_val;
|
|
int version;
|
|
int active_ports;
|
|
bool port_prepared[WSA881X_MAX_SWR_PORTS];
|
|
bool port_enable[WSA881X_MAX_SWR_PORTS];
|
|
};
|
|
|
|
static void wsa881x_init(struct wsa881x_priv *wsa881x)
|
|
{
|
|
struct regmap *rm = wsa881x->regmap;
|
|
unsigned int val = 0;
|
|
|
|
regmap_read(rm, WSA881X_CHIP_ID1, &wsa881x->version);
|
|
regmap_register_patch(wsa881x->regmap, wsa881x_rev_2_0,
|
|
ARRAY_SIZE(wsa881x_rev_2_0));
|
|
|
|
/* Enable software reset output from soundwire slave */
|
|
regmap_update_bits(rm, WSA881X_SWR_RESET_EN, 0x07, 0x07);
|
|
|
|
/* Bring out of analog reset */
|
|
regmap_update_bits(rm, WSA881X_CDC_RST_CTL, 0x02, 0x02);
|
|
|
|
/* Bring out of digital reset */
|
|
regmap_update_bits(rm, WSA881X_CDC_RST_CTL, 0x01, 0x01);
|
|
regmap_update_bits(rm, WSA881X_CLOCK_CONFIG, 0x10, 0x10);
|
|
regmap_update_bits(rm, WSA881X_SPKR_OCP_CTL, 0x02, 0x02);
|
|
regmap_update_bits(rm, WSA881X_SPKR_MISC_CTL1, 0xC0, 0x80);
|
|
regmap_update_bits(rm, WSA881X_SPKR_MISC_CTL1, 0x06, 0x06);
|
|
regmap_update_bits(rm, WSA881X_SPKR_BIAS_INT, 0xFF, 0x00);
|
|
regmap_update_bits(rm, WSA881X_SPKR_PA_INT, 0xF0, 0x40);
|
|
regmap_update_bits(rm, WSA881X_SPKR_PA_INT, 0x0E, 0x0E);
|
|
regmap_update_bits(rm, WSA881X_BOOST_LOOP_STABILITY, 0x03, 0x03);
|
|
regmap_update_bits(rm, WSA881X_BOOST_MISC2_CTL, 0xFF, 0x14);
|
|
regmap_update_bits(rm, WSA881X_BOOST_START_CTL, 0x80, 0x80);
|
|
regmap_update_bits(rm, WSA881X_BOOST_START_CTL, 0x03, 0x00);
|
|
regmap_update_bits(rm, WSA881X_BOOST_SLOPE_COMP_ISENSE_FB, 0x0C, 0x04);
|
|
regmap_update_bits(rm, WSA881X_BOOST_SLOPE_COMP_ISENSE_FB, 0x03, 0x00);
|
|
|
|
regmap_read(rm, WSA881X_OTP_REG_0, &val);
|
|
if (val)
|
|
regmap_update_bits(rm, WSA881X_BOOST_PRESET_OUT1, 0xF0, 0x70);
|
|
|
|
regmap_update_bits(rm, WSA881X_BOOST_PRESET_OUT2, 0xF0, 0x30);
|
|
regmap_update_bits(rm, WSA881X_SPKR_DRV_EN, 0x08, 0x08);
|
|
regmap_update_bits(rm, WSA881X_BOOST_CURRENT_LIMIT, 0x0F, 0x08);
|
|
regmap_update_bits(rm, WSA881X_SPKR_OCP_CTL, 0x30, 0x30);
|
|
regmap_update_bits(rm, WSA881X_SPKR_OCP_CTL, 0x0C, 0x00);
|
|
regmap_update_bits(rm, WSA881X_OTP_REG_28, 0x3F, 0x3A);
|
|
regmap_update_bits(rm, WSA881X_BONGO_RESRV_REG1, 0xFF, 0xB2);
|
|
regmap_update_bits(rm, WSA881X_BONGO_RESRV_REG2, 0xFF, 0x05);
|
|
}
|
|
|
|
static int wsa881x_component_probe(struct snd_soc_component *comp)
|
|
{
|
|
struct wsa881x_priv *wsa881x = snd_soc_component_get_drvdata(comp);
|
|
|
|
snd_soc_component_init_regmap(comp, wsa881x->regmap);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int wsa881x_put_pa_gain(struct snd_kcontrol *kc,
|
|
struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
struct snd_soc_component *comp = snd_soc_kcontrol_component(kc);
|
|
struct soc_mixer_control *mc =
|
|
(struct soc_mixer_control *)kc->private_value;
|
|
int max = mc->max;
|
|
unsigned int mask = (1 << fls(max)) - 1;
|
|
int val, ret, min_gain, max_gain;
|
|
|
|
ret = pm_runtime_resume_and_get(comp->dev);
|
|
if (ret < 0 && ret != -EACCES)
|
|
return ret;
|
|
|
|
max_gain = (max - ucontrol->value.integer.value[0]) & mask;
|
|
/*
|
|
* Gain has to set incrementally in 4 steps
|
|
* as per HW sequence
|
|
*/
|
|
if (max_gain > G_4P5DB)
|
|
min_gain = G_0DB;
|
|
else
|
|
min_gain = max_gain + 3;
|
|
/*
|
|
* 1ms delay is needed before change in gain
|
|
* as per HW requirement.
|
|
*/
|
|
usleep_range(1000, 1010);
|
|
|
|
for (val = min_gain; max_gain <= val; val--) {
|
|
ret = snd_soc_component_update_bits(comp,
|
|
WSA881X_SPKR_DRV_GAIN,
|
|
WSA881X_SPKR_PAG_GAIN_MASK,
|
|
val << 4);
|
|
if (ret < 0)
|
|
dev_err(comp->dev, "Failed to change PA gain");
|
|
|
|
usleep_range(1000, 1010);
|
|
}
|
|
|
|
pm_runtime_mark_last_busy(comp->dev);
|
|
pm_runtime_put_autosuspend(comp->dev);
|
|
|
|
return 1;
|
|
}
|
|
|
|
static int wsa881x_get_port(struct snd_kcontrol *kcontrol,
|
|
struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
struct snd_soc_component *comp = snd_soc_kcontrol_component(kcontrol);
|
|
struct wsa881x_priv *data = snd_soc_component_get_drvdata(comp);
|
|
struct soc_mixer_control *mixer =
|
|
(struct soc_mixer_control *)kcontrol->private_value;
|
|
int portidx = mixer->reg;
|
|
|
|
ucontrol->value.integer.value[0] = data->port_enable[portidx];
|
|
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int wsa881x_boost_ctrl(struct snd_soc_component *comp, bool enable)
|
|
{
|
|
if (enable)
|
|
snd_soc_component_update_bits(comp, WSA881X_BOOST_EN_CTL,
|
|
WSA881X_BOOST_EN_MASK,
|
|
WSA881X_BOOST_EN);
|
|
else
|
|
snd_soc_component_update_bits(comp, WSA881X_BOOST_EN_CTL,
|
|
WSA881X_BOOST_EN_MASK, 0);
|
|
/*
|
|
* 1.5ms sleep is needed after boost enable/disable as per
|
|
* HW requirement
|
|
*/
|
|
usleep_range(1500, 1510);
|
|
return 0;
|
|
}
|
|
|
|
static int wsa881x_set_port(struct snd_kcontrol *kcontrol,
|
|
struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
struct snd_soc_component *comp = snd_soc_kcontrol_component(kcontrol);
|
|
struct wsa881x_priv *data = snd_soc_component_get_drvdata(comp);
|
|
struct soc_mixer_control *mixer =
|
|
(struct soc_mixer_control *)kcontrol->private_value;
|
|
int portidx = mixer->reg;
|
|
|
|
if (ucontrol->value.integer.value[0]) {
|
|
if (data->port_enable[portidx])
|
|
return 0;
|
|
|
|
data->port_enable[portidx] = true;
|
|
} else {
|
|
if (!data->port_enable[portidx])
|
|
return 0;
|
|
|
|
data->port_enable[portidx] = false;
|
|
}
|
|
|
|
if (portidx == WSA881X_PORT_BOOST) /* Boost Switch */
|
|
wsa881x_boost_ctrl(comp, data->port_enable[portidx]);
|
|
|
|
return 1;
|
|
}
|
|
|
|
static const char * const smart_boost_lvl_text[] = {
|
|
"6.625 V", "6.750 V", "6.875 V", "7.000 V",
|
|
"7.125 V", "7.250 V", "7.375 V", "7.500 V",
|
|
"7.625 V", "7.750 V", "7.875 V", "8.000 V",
|
|
"8.125 V", "8.250 V", "8.375 V", "8.500 V"
|
|
};
|
|
|
|
static const struct soc_enum smart_boost_lvl_enum =
|
|
SOC_ENUM_SINGLE(WSA881X_BOOST_PRESET_OUT1, 0,
|
|
ARRAY_SIZE(smart_boost_lvl_text),
|
|
smart_boost_lvl_text);
|
|
|
|
static const DECLARE_TLV_DB_SCALE(pa_gain, 0, 150, 0);
|
|
|
|
static const struct snd_kcontrol_new wsa881x_snd_controls[] = {
|
|
SOC_ENUM("Smart Boost Level", smart_boost_lvl_enum),
|
|
WSA881X_PA_GAIN_TLV("PA Volume", WSA881X_SPKR_DRV_GAIN,
|
|
4, 0xC, 1, pa_gain),
|
|
SOC_SINGLE_EXT("DAC Switch", WSA881X_PORT_DAC, 0, 1, 0,
|
|
wsa881x_get_port, wsa881x_set_port),
|
|
SOC_SINGLE_EXT("COMP Switch", WSA881X_PORT_COMP, 0, 1, 0,
|
|
wsa881x_get_port, wsa881x_set_port),
|
|
SOC_SINGLE_EXT("BOOST Switch", WSA881X_PORT_BOOST, 0, 1, 0,
|
|
wsa881x_get_port, wsa881x_set_port),
|
|
SOC_SINGLE_EXT("VISENSE Switch", WSA881X_PORT_VISENSE, 0, 1, 0,
|
|
wsa881x_get_port, wsa881x_set_port),
|
|
};
|
|
|
|
static const struct snd_soc_dapm_route wsa881x_audio_map[] = {
|
|
{ "RDAC", NULL, "IN" },
|
|
{ "RDAC", NULL, "DCLK" },
|
|
{ "RDAC", NULL, "ACLK" },
|
|
{ "RDAC", NULL, "Bandgap" },
|
|
{ "SPKR PGA", NULL, "RDAC" },
|
|
{ "SPKR", NULL, "SPKR PGA" },
|
|
};
|
|
|
|
static int wsa881x_visense_txfe_ctrl(struct snd_soc_component *comp,
|
|
bool enable)
|
|
{
|
|
struct wsa881x_priv *wsa881x = snd_soc_component_get_drvdata(comp);
|
|
|
|
if (enable) {
|
|
regmap_multi_reg_write(wsa881x->regmap, wsa881x_vi_txfe_en_2_0,
|
|
ARRAY_SIZE(wsa881x_vi_txfe_en_2_0));
|
|
} else {
|
|
snd_soc_component_update_bits(comp,
|
|
WSA881X_SPKR_PROT_FE_VSENSE_VCM,
|
|
0x08, 0x08);
|
|
/*
|
|
* 200us sleep is needed after visense txfe disable as per
|
|
* HW requirement.
|
|
*/
|
|
usleep_range(200, 210);
|
|
snd_soc_component_update_bits(comp, WSA881X_SPKR_PROT_FE_GAIN,
|
|
0x01, 0x00);
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
static int wsa881x_visense_adc_ctrl(struct snd_soc_component *comp,
|
|
bool enable)
|
|
{
|
|
snd_soc_component_update_bits(comp, WSA881X_ADC_EN_MODU_V, BIT(7),
|
|
(enable << 7));
|
|
snd_soc_component_update_bits(comp, WSA881X_ADC_EN_MODU_I, BIT(7),
|
|
(enable << 7));
|
|
return 0;
|
|
}
|
|
|
|
static int wsa881x_spkr_pa_event(struct snd_soc_dapm_widget *w,
|
|
struct snd_kcontrol *kcontrol, int event)
|
|
{
|
|
struct snd_soc_component *comp = snd_soc_dapm_to_component(w->dapm);
|
|
struct wsa881x_priv *wsa881x = snd_soc_component_get_drvdata(comp);
|
|
|
|
switch (event) {
|
|
case SND_SOC_DAPM_PRE_PMU:
|
|
snd_soc_component_update_bits(comp, WSA881X_SPKR_OCP_CTL,
|
|
WSA881X_SPKR_OCP_MASK,
|
|
WSA881X_SPKR_OCP_EN);
|
|
regmap_multi_reg_write(wsa881x->regmap, wsa881x_pre_pmu_pa_2_0,
|
|
ARRAY_SIZE(wsa881x_pre_pmu_pa_2_0));
|
|
|
|
snd_soc_component_update_bits(comp, WSA881X_SPKR_DRV_GAIN,
|
|
WSA881X_PA_GAIN_SEL_MASK,
|
|
WSA881X_PA_GAIN_SEL_REG);
|
|
break;
|
|
case SND_SOC_DAPM_POST_PMU:
|
|
if (wsa881x->port_prepared[WSA881X_PORT_VISENSE]) {
|
|
wsa881x_visense_txfe_ctrl(comp, true);
|
|
snd_soc_component_update_bits(comp,
|
|
WSA881X_ADC_EN_SEL_IBAIS,
|
|
0x07, 0x01);
|
|
wsa881x_visense_adc_ctrl(comp, true);
|
|
}
|
|
|
|
break;
|
|
case SND_SOC_DAPM_POST_PMD:
|
|
if (wsa881x->port_prepared[WSA881X_PORT_VISENSE]) {
|
|
wsa881x_visense_adc_ctrl(comp, false);
|
|
wsa881x_visense_txfe_ctrl(comp, false);
|
|
}
|
|
|
|
snd_soc_component_update_bits(comp, WSA881X_SPKR_OCP_CTL,
|
|
WSA881X_SPKR_OCP_MASK,
|
|
WSA881X_SPKR_OCP_EN |
|
|
WSA881X_SPKR_OCP_HOLD);
|
|
break;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
static const struct snd_soc_dapm_widget wsa881x_dapm_widgets[] = {
|
|
SND_SOC_DAPM_INPUT("IN"),
|
|
SND_SOC_DAPM_DAC_E("RDAC", NULL, WSA881X_SPKR_DAC_CTL, 7, 0,
|
|
NULL,
|
|
SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
|
|
SND_SOC_DAPM_PGA_E("SPKR PGA", SND_SOC_NOPM, 0, 0, NULL, 0,
|
|
wsa881x_spkr_pa_event, SND_SOC_DAPM_PRE_PMU |
|
|
SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),
|
|
SND_SOC_DAPM_SUPPLY("DCLK", WSA881X_CDC_DIG_CLK_CTL, 0, 0, NULL,
|
|
SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
|
|
SND_SOC_DAPM_SUPPLY("ACLK", WSA881X_CDC_ANA_CLK_CTL, 0, 0, NULL,
|
|
SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
|
|
SND_SOC_DAPM_SUPPLY("Bandgap", WSA881X_TEMP_OP, 3, 0,
|
|
NULL,
|
|
SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
|
|
SND_SOC_DAPM_OUTPUT("SPKR"),
|
|
};
|
|
|
|
static int wsa881x_hw_params(struct snd_pcm_substream *substream,
|
|
struct snd_pcm_hw_params *params,
|
|
struct snd_soc_dai *dai)
|
|
{
|
|
struct wsa881x_priv *wsa881x = dev_get_drvdata(dai->dev);
|
|
int i;
|
|
|
|
wsa881x->active_ports = 0;
|
|
for (i = 0; i < WSA881X_MAX_SWR_PORTS; i++) {
|
|
if (!wsa881x->port_enable[i])
|
|
continue;
|
|
|
|
wsa881x->port_config[wsa881x->active_ports] =
|
|
wsa881x_pconfig[i];
|
|
wsa881x->active_ports++;
|
|
}
|
|
|
|
return sdw_stream_add_slave(wsa881x->slave, &wsa881x->sconfig,
|
|
wsa881x->port_config, wsa881x->active_ports,
|
|
wsa881x->sruntime);
|
|
}
|
|
|
|
static int wsa881x_hw_free(struct snd_pcm_substream *substream,
|
|
struct snd_soc_dai *dai)
|
|
{
|
|
struct wsa881x_priv *wsa881x = dev_get_drvdata(dai->dev);
|
|
|
|
sdw_stream_remove_slave(wsa881x->slave, wsa881x->sruntime);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int wsa881x_set_sdw_stream(struct snd_soc_dai *dai,
|
|
void *stream, int direction)
|
|
{
|
|
struct wsa881x_priv *wsa881x = dev_get_drvdata(dai->dev);
|
|
|
|
wsa881x->sruntime = stream;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int wsa881x_digital_mute(struct snd_soc_dai *dai, int mute, int stream)
|
|
{
|
|
struct wsa881x_priv *wsa881x = dev_get_drvdata(dai->dev);
|
|
|
|
if (mute)
|
|
regmap_update_bits(wsa881x->regmap, WSA881X_SPKR_DRV_EN, 0x80,
|
|
0x00);
|
|
else
|
|
regmap_update_bits(wsa881x->regmap, WSA881X_SPKR_DRV_EN, 0x80,
|
|
0x80);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static const struct snd_soc_dai_ops wsa881x_dai_ops = {
|
|
.hw_params = wsa881x_hw_params,
|
|
.hw_free = wsa881x_hw_free,
|
|
.mute_stream = wsa881x_digital_mute,
|
|
.set_stream = wsa881x_set_sdw_stream,
|
|
};
|
|
|
|
static struct snd_soc_dai_driver wsa881x_dais[] = {
|
|
{
|
|
.name = "SPKR",
|
|
.id = 0,
|
|
.playback = {
|
|
.stream_name = "SPKR Playback",
|
|
.rates = SNDRV_PCM_RATE_48000,
|
|
.formats = SNDRV_PCM_FMTBIT_S16_LE,
|
|
.rate_max = 48000,
|
|
.rate_min = 48000,
|
|
.channels_min = 1,
|
|
.channels_max = 1,
|
|
},
|
|
.ops = &wsa881x_dai_ops,
|
|
},
|
|
};
|
|
|
|
static const struct snd_soc_component_driver wsa881x_component_drv = {
|
|
.name = "WSA881x",
|
|
.probe = wsa881x_component_probe,
|
|
.controls = wsa881x_snd_controls,
|
|
.num_controls = ARRAY_SIZE(wsa881x_snd_controls),
|
|
.dapm_widgets = wsa881x_dapm_widgets,
|
|
.num_dapm_widgets = ARRAY_SIZE(wsa881x_dapm_widgets),
|
|
.dapm_routes = wsa881x_audio_map,
|
|
.num_dapm_routes = ARRAY_SIZE(wsa881x_audio_map),
|
|
.endianness = 1,
|
|
};
|
|
|
|
static int wsa881x_update_status(struct sdw_slave *slave,
|
|
enum sdw_slave_status status)
|
|
{
|
|
struct wsa881x_priv *wsa881x = dev_get_drvdata(&slave->dev);
|
|
|
|
if (status == SDW_SLAVE_ATTACHED && slave->dev_num > 0)
|
|
wsa881x_init(wsa881x);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int wsa881x_port_prep(struct sdw_slave *slave,
|
|
struct sdw_prepare_ch *prepare_ch,
|
|
enum sdw_port_prep_ops state)
|
|
{
|
|
struct wsa881x_priv *wsa881x = dev_get_drvdata(&slave->dev);
|
|
|
|
if (state == SDW_OPS_PORT_POST_PREP)
|
|
wsa881x->port_prepared[prepare_ch->num - 1] = true;
|
|
else
|
|
wsa881x->port_prepared[prepare_ch->num - 1] = false;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int wsa881x_bus_config(struct sdw_slave *slave,
|
|
struct sdw_bus_params *params)
|
|
{
|
|
sdw_write(slave, SWRS_SCP_HOST_CLK_DIV2_CTL_BANK(params->next_bank),
|
|
0x01);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static const struct sdw_slave_ops wsa881x_slave_ops = {
|
|
.update_status = wsa881x_update_status,
|
|
.bus_config = wsa881x_bus_config,
|
|
.port_prep = wsa881x_port_prep,
|
|
};
|
|
|
|
static int wsa881x_probe(struct sdw_slave *pdev,
|
|
const struct sdw_device_id *id)
|
|
{
|
|
struct wsa881x_priv *wsa881x;
|
|
struct device *dev = &pdev->dev;
|
|
|
|
wsa881x = devm_kzalloc(dev, sizeof(*wsa881x), GFP_KERNEL);
|
|
if (!wsa881x)
|
|
return -ENOMEM;
|
|
|
|
wsa881x->sd_n = devm_gpiod_get_optional(dev, "powerdown",
|
|
GPIOD_FLAGS_BIT_NONEXCLUSIVE);
|
|
if (IS_ERR(wsa881x->sd_n))
|
|
return dev_err_probe(dev, PTR_ERR(wsa881x->sd_n),
|
|
"Shutdown Control GPIO not found\n");
|
|
|
|
/*
|
|
* Backwards compatibility work-around.
|
|
*
|
|
* The SD_N GPIO is active low, however upstream DTS used always active
|
|
* high. Changing the flag in driver and DTS will break backwards
|
|
* compatibility, so add a simple value inversion to work with both old
|
|
* and new DTS.
|
|
*
|
|
* This won't work properly with DTS using the flags properly in cases:
|
|
* 1. Old DTS with proper ACTIVE_LOW, however such case was broken
|
|
* before as the driver required the active high.
|
|
* 2. New DTS with proper ACTIVE_HIGH (intended), which is rare case
|
|
* (not existing upstream) but possible. This is the price of
|
|
* backwards compatibility, therefore this hack should be removed at
|
|
* some point.
|
|
*/
|
|
wsa881x->sd_n_val = gpiod_is_active_low(wsa881x->sd_n);
|
|
if (!wsa881x->sd_n_val)
|
|
dev_warn(dev, "Using ACTIVE_HIGH for shutdown GPIO. Your DTB might be outdated or you use unsupported configuration for the GPIO.");
|
|
|
|
dev_set_drvdata(dev, wsa881x);
|
|
wsa881x->slave = pdev;
|
|
wsa881x->dev = dev;
|
|
wsa881x->sconfig.ch_count = 1;
|
|
wsa881x->sconfig.bps = 1;
|
|
wsa881x->sconfig.frame_rate = 48000;
|
|
wsa881x->sconfig.direction = SDW_DATA_DIR_RX;
|
|
wsa881x->sconfig.type = SDW_STREAM_PDM;
|
|
pdev->prop.sink_ports = GENMASK(WSA881X_MAX_SWR_PORTS - 1, 0);
|
|
pdev->prop.sink_dpn_prop = wsa_sink_dpn_prop;
|
|
pdev->prop.scp_int1_mask = SDW_SCP_INT1_BUS_CLASH | SDW_SCP_INT1_PARITY;
|
|
pdev->prop.clk_stop_mode1 = true;
|
|
gpiod_direction_output(wsa881x->sd_n, !wsa881x->sd_n_val);
|
|
|
|
wsa881x->regmap = devm_regmap_init_sdw(pdev, &wsa881x_regmap_config);
|
|
if (IS_ERR(wsa881x->regmap))
|
|
return dev_err_probe(dev, PTR_ERR(wsa881x->regmap), "regmap_init failed\n");
|
|
|
|
pm_runtime_set_autosuspend_delay(dev, 3000);
|
|
pm_runtime_use_autosuspend(dev);
|
|
pm_runtime_mark_last_busy(dev);
|
|
pm_runtime_set_active(dev);
|
|
pm_runtime_enable(dev);
|
|
|
|
return devm_snd_soc_register_component(dev,
|
|
&wsa881x_component_drv,
|
|
wsa881x_dais,
|
|
ARRAY_SIZE(wsa881x_dais));
|
|
}
|
|
|
|
static int __maybe_unused wsa881x_runtime_suspend(struct device *dev)
|
|
{
|
|
struct regmap *regmap = dev_get_regmap(dev, NULL);
|
|
struct wsa881x_priv *wsa881x = dev_get_drvdata(dev);
|
|
|
|
gpiod_direction_output(wsa881x->sd_n, wsa881x->sd_n_val);
|
|
|
|
regcache_cache_only(regmap, true);
|
|
regcache_mark_dirty(regmap);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int __maybe_unused wsa881x_runtime_resume(struct device *dev)
|
|
{
|
|
struct sdw_slave *slave = dev_to_sdw_dev(dev);
|
|
struct regmap *regmap = dev_get_regmap(dev, NULL);
|
|
struct wsa881x_priv *wsa881x = dev_get_drvdata(dev);
|
|
unsigned long time;
|
|
|
|
gpiod_direction_output(wsa881x->sd_n, !wsa881x->sd_n_val);
|
|
|
|
time = wait_for_completion_timeout(&slave->initialization_complete,
|
|
msecs_to_jiffies(WSA881X_PROBE_TIMEOUT));
|
|
if (!time) {
|
|
dev_err(dev, "Initialization not complete, timed out\n");
|
|
gpiod_direction_output(wsa881x->sd_n, wsa881x->sd_n_val);
|
|
return -ETIMEDOUT;
|
|
}
|
|
|
|
regcache_cache_only(regmap, false);
|
|
regcache_sync(regmap);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static const struct dev_pm_ops wsa881x_pm_ops = {
|
|
SET_RUNTIME_PM_OPS(wsa881x_runtime_suspend, wsa881x_runtime_resume, NULL)
|
|
};
|
|
|
|
static const struct sdw_device_id wsa881x_slave_id[] = {
|
|
SDW_SLAVE_ENTRY(0x0217, 0x2010, 0),
|
|
SDW_SLAVE_ENTRY(0x0217, 0x2110, 0),
|
|
{},
|
|
};
|
|
MODULE_DEVICE_TABLE(sdw, wsa881x_slave_id);
|
|
|
|
static struct sdw_driver wsa881x_codec_driver = {
|
|
.probe = wsa881x_probe,
|
|
.ops = &wsa881x_slave_ops,
|
|
.id_table = wsa881x_slave_id,
|
|
.driver = {
|
|
.name = "wsa881x-codec",
|
|
.pm = &wsa881x_pm_ops,
|
|
}
|
|
};
|
|
module_sdw_driver(wsa881x_codec_driver);
|
|
|
|
MODULE_DESCRIPTION("WSA881x codec driver");
|
|
MODULE_LICENSE("GPL v2");
|