1217 lines
		
	
	
		
			39 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			1217 lines
		
	
	
		
			39 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/interrupt.h>
 | |
| #include <linux/module.h>
 | |
| #include <linux/of.h>
 | |
| #include <linux/of_gpio.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 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_RBTREE,
 | |
| 	.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;
 | |
| 	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(&pdev->dev, sizeof(*wsa881x), GFP_KERNEL);
 | |
| 	if (!wsa881x)
 | |
| 		return -ENOMEM;
 | |
| 
 | |
| 	wsa881x->sd_n = devm_gpiod_get_optional(&pdev->dev, "powerdown",
 | |
| 						GPIOD_FLAGS_BIT_NONEXCLUSIVE);
 | |
| 	if (IS_ERR(wsa881x->sd_n)) {
 | |
| 		dev_err(&pdev->dev, "Shutdown Control GPIO not found\n");
 | |
| 		return PTR_ERR(wsa881x->sd_n);
 | |
| 	}
 | |
| 
 | |
| 	dev_set_drvdata(&pdev->dev, wsa881x);
 | |
| 	wsa881x->slave = pdev;
 | |
| 	wsa881x->dev = &pdev->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, 0);
 | |
| 	pdev->prop.sink_dpn_prop = wsa_sink_dpn_prop;
 | |
| 	pdev->prop.scp_int1_mask = SDW_SCP_INT1_BUS_CLASH | SDW_SCP_INT1_PARITY;
 | |
| 	gpiod_direction_output(wsa881x->sd_n, 1);
 | |
| 
 | |
| 	wsa881x->regmap = devm_regmap_init_sdw(pdev, &wsa881x_regmap_config);
 | |
| 	if (IS_ERR(wsa881x->regmap)) {
 | |
| 		dev_err(&pdev->dev, "regmap_init failed\n");
 | |
| 		return PTR_ERR(wsa881x->regmap);
 | |
| 	}
 | |
| 
 | |
| 	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(&pdev->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, 0);
 | |
| 
 | |
| 	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, 1);
 | |
| 
 | |
| 	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, 0);
 | |
| 		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");
 |