220 lines
9.2 KiB
C
220 lines
9.2 KiB
C
|
// SPDX-License-Identifier: GPL-2.0
|
||
|
|
/*
|
||
|
|
* Texas Instruments PCM186x Universal Audio ADC
|
||
|
|
*
|
||
|
|
* Copyright (C) 2015-2017 Texas Instruments Incorporated - http://www.ti.com
|
||
|
|
* Andreas Dannenberg <dannenberg@ti.com>
|
||
|
|
* Andrew F. Davis <afd@ti.com>
|
||
|
|
*/
|
||
|
|
|
||
|
|
#ifndef _PCM186X_H_
|
||
|
|
#define _PCM186X_H_
|
||
|
|
|
||
|
|
#include <linux/pm.h>
|
||
|
|
#include <linux/regmap.h>
|
||
|
|
|
||
|
|
enum pcm186x_type {
|
||
|
|
PCM1862,
|
||
|
|
PCM1863,
|
||
|
|
PCM1864,
|
||
|
|
PCM1865,
|
||
|
|
};
|
||
|
|
|
||
|
|
#define PCM186X_RATES SNDRV_PCM_RATE_8000_192000
|
||
|
|
#define PCM186X_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | \
|
||
|
|
SNDRV_PCM_FMTBIT_S20_3LE |\
|
||
|
|
SNDRV_PCM_FMTBIT_S24_LE | \
|
||
|
|
SNDRV_PCM_FMTBIT_S32_LE)
|
||
|
|
|
||
|
|
#define PCM186X_PAGE_LEN 0x0100
|
||
|
|
#define PCM186X_PAGE_BASE(n) (PCM186X_PAGE_LEN * n)
|
||
|
|
|
||
|
|
/* The page selection register address is the same on all pages */
|
||
|
|
#define PCM186X_PAGE 0
|
||
|
|
|
||
|
|
/* Register Definitions - Page 0 */
|
||
|
|
#define PCM186X_PGA_VAL_CH1_L (PCM186X_PAGE_BASE(0) + 1)
|
||
|
|
#define PCM186X_PGA_VAL_CH1_R (PCM186X_PAGE_BASE(0) + 2)
|
||
|
|
#define PCM186X_PGA_VAL_CH2_L (PCM186X_PAGE_BASE(0) + 3)
|
||
|
|
#define PCM186X_PGA_VAL_CH2_R (PCM186X_PAGE_BASE(0) + 4)
|
||
|
|
#define PCM186X_PGA_CTRL (PCM186X_PAGE_BASE(0) + 5)
|
||
|
|
#define PCM186X_ADC1_INPUT_SEL_L (PCM186X_PAGE_BASE(0) + 6)
|
||
|
|
#define PCM186X_ADC1_INPUT_SEL_R (PCM186X_PAGE_BASE(0) + 7)
|
||
|
|
#define PCM186X_ADC2_INPUT_SEL_L (PCM186X_PAGE_BASE(0) + 8)
|
||
|
|
#define PCM186X_ADC2_INPUT_SEL_R (PCM186X_PAGE_BASE(0) + 9)
|
||
|
|
#define PCM186X_AUXADC_INPUT_SEL (PCM186X_PAGE_BASE(0) + 10)
|
||
|
|
#define PCM186X_PCM_CFG (PCM186X_PAGE_BASE(0) + 11)
|
||
|
|
#define PCM186X_TDM_TX_SEL (PCM186X_PAGE_BASE(0) + 12)
|
||
|
|
#define PCM186X_TDM_TX_OFFSET (PCM186X_PAGE_BASE(0) + 13)
|
||
|
|
#define PCM186X_TDM_RX_OFFSET (PCM186X_PAGE_BASE(0) + 14)
|
||
|
|
#define PCM186X_DPGA_VAL_CH1_L (PCM186X_PAGE_BASE(0) + 15)
|
||
|
|
#define PCM186X_GPIO1_0_CTRL (PCM186X_PAGE_BASE(0) + 16)
|
||
|
|
#define PCM186X_GPIO3_2_CTRL (PCM186X_PAGE_BASE(0) + 17)
|
||
|
|
#define PCM186X_GPIO1_0_DIR_CTRL (PCM186X_PAGE_BASE(0) + 18)
|
||
|
|
#define PCM186X_GPIO3_2_DIR_CTRL (PCM186X_PAGE_BASE(0) + 19)
|
||
|
|
#define PCM186X_GPIO_IN_OUT (PCM186X_PAGE_BASE(0) + 20)
|
||
|
|
#define PCM186X_GPIO_PULL_CTRL (PCM186X_PAGE_BASE(0) + 21)
|
||
|
|
#define PCM186X_DPGA_VAL_CH1_R (PCM186X_PAGE_BASE(0) + 22)
|
||
|
|
#define PCM186X_DPGA_VAL_CH2_L (PCM186X_PAGE_BASE(0) + 23)
|
||
|
|
#define PCM186X_DPGA_VAL_CH2_R (PCM186X_PAGE_BASE(0) + 24)
|
||
|
|
#define PCM186X_DPGA_GAIN_CTRL (PCM186X_PAGE_BASE(0) + 25)
|
||
|
|
#define PCM186X_DPGA_MIC_CTRL (PCM186X_PAGE_BASE(0) + 26)
|
||
|
|
#define PCM186X_DIN_RESAMP_CTRL (PCM186X_PAGE_BASE(0) + 27)
|
||
|
|
#define PCM186X_CLK_CTRL (PCM186X_PAGE_BASE(0) + 32)
|
||
|
|
#define PCM186X_DSP1_CLK_DIV (PCM186X_PAGE_BASE(0) + 33)
|
||
|
|
#define PCM186X_DSP2_CLK_DIV (PCM186X_PAGE_BASE(0) + 34)
|
||
|
|
#define PCM186X_ADC_CLK_DIV (PCM186X_PAGE_BASE(0) + 35)
|
||
|
|
#define PCM186X_PLL_SCK_DIV (PCM186X_PAGE_BASE(0) + 37)
|
||
|
|
#define PCM186X_BCK_DIV (PCM186X_PAGE_BASE(0) + 38)
|
||
|
|
#define PCM186X_LRK_DIV (PCM186X_PAGE_BASE(0) + 39)
|
||
|
|
#define PCM186X_PLL_CTRL (PCM186X_PAGE_BASE(0) + 40)
|
||
|
|
#define PCM186X_PLL_P_DIV (PCM186X_PAGE_BASE(0) + 41)
|
||
|
|
#define PCM186X_PLL_R_DIV (PCM186X_PAGE_BASE(0) + 42)
|
||
|
|
#define PCM186X_PLL_J_DIV (PCM186X_PAGE_BASE(0) + 43)
|
||
|
|
#define PCM186X_PLL_D_DIV_LSB (PCM186X_PAGE_BASE(0) + 44)
|
||
|
|
#define PCM186X_PLL_D_DIV_MSB (PCM186X_PAGE_BASE(0) + 45)
|
||
|
|
#define PCM186X_SIGDET_MODE (PCM186X_PAGE_BASE(0) + 48)
|
||
|
|
#define PCM186X_SIGDET_MASK (PCM186X_PAGE_BASE(0) + 49)
|
||
|
|
#define PCM186X_SIGDET_STAT (PCM186X_PAGE_BASE(0) + 50)
|
||
|
|
#define PCM186X_SIGDET_LOSS_TIME (PCM186X_PAGE_BASE(0) + 52)
|
||
|
|
#define PCM186X_SIGDET_SCAN_TIME (PCM186X_PAGE_BASE(0) + 53)
|
||
|
|
#define PCM186X_SIGDET_INT_INTVL (PCM186X_PAGE_BASE(0) + 54)
|
||
|
|
#define PCM186X_SIGDET_DC_REF_CH1_L (PCM186X_PAGE_BASE(0) + 64)
|
||
|
|
#define PCM186X_SIGDET_DC_DIFF_CH1_L (PCM186X_PAGE_BASE(0) + 65)
|
||
|
|
#define PCM186X_SIGDET_DC_LEV_CH1_L (PCM186X_PAGE_BASE(0) + 66)
|
||
|
|
#define PCM186X_SIGDET_DC_REF_CH1_R (PCM186X_PAGE_BASE(0) + 67)
|
||
|
|
#define PCM186X_SIGDET_DC_DIFF_CH1_R (PCM186X_PAGE_BASE(0) + 68)
|
||
|
|
#define PCM186X_SIGDET_DC_LEV_CH1_R (PCM186X_PAGE_BASE(0) + 69)
|
||
|
|
#define PCM186X_SIGDET_DC_REF_CH2_L (PCM186X_PAGE_BASE(0) + 70)
|
||
|
|
#define PCM186X_SIGDET_DC_DIFF_CH2_L (PCM186X_PAGE_BASE(0) + 71)
|
||
|
|
#define PCM186X_SIGDET_DC_LEV_CH2_L (PCM186X_PAGE_BASE(0) + 72)
|
||
|
|
#define PCM186X_SIGDET_DC_REF_CH2_R (PCM186X_PAGE_BASE(0) + 73)
|
||
|
|
#define PCM186X_SIGDET_DC_DIFF_CH2_R (PCM186X_PAGE_BASE(0) + 74)
|
||
|
|
#define PCM186X_SIGDET_DC_LEV_CH2_R (PCM186X_PAGE_BASE(0) + 75)
|
||
|
|
#define PCM186X_SIGDET_DC_REF_CH3_L (PCM186X_PAGE_BASE(0) + 76)
|
||
|
|
#define PCM186X_SIGDET_DC_DIFF_CH3_L (PCM186X_PAGE_BASE(0) + 77)
|
||
|
|
#define PCM186X_SIGDET_DC_LEV_CH3_L (PCM186X_PAGE_BASE(0) + 78)
|
||
|
|
#define PCM186X_SIGDET_DC_REF_CH3_R (PCM186X_PAGE_BASE(0) + 79)
|
||
|
|
#define PCM186X_SIGDET_DC_DIFF_CH3_R (PCM186X_PAGE_BASE(0) + 80)
|
||
|
|
#define PCM186X_SIGDET_DC_LEV_CH3_R (PCM186X_PAGE_BASE(0) + 81)
|
||
|
|
#define PCM186X_SIGDET_DC_REF_CH4_L (PCM186X_PAGE_BASE(0) + 82)
|
||
|
|
#define PCM186X_SIGDET_DC_DIFF_CH4_L (PCM186X_PAGE_BASE(0) + 83)
|
||
|
|
#define PCM186X_SIGDET_DC_LEV_CH4_L (PCM186X_PAGE_BASE(0) + 84)
|
||
|
|
#define PCM186X_SIGDET_DC_REF_CH4_R (PCM186X_PAGE_BASE(0) + 85)
|
||
|
|
#define PCM186X_SIGDET_DC_DIFF_CH4_R (PCM186X_PAGE_BASE(0) + 86)
|
||
|
|
#define PCM186X_SIGDET_DC_LEV_CH4_R (PCM186X_PAGE_BASE(0) + 87)
|
||
|
|
#define PCM186X_AUXADC_DATA_CTRL (PCM186X_PAGE_BASE(0) + 88)
|
||
|
|
#define PCM186X_AUXADC_DATA_LSB (PCM186X_PAGE_BASE(0) + 89)
|
||
|
|
#define PCM186X_AUXADC_DATA_MSB (PCM186X_PAGE_BASE(0) + 90)
|
||
|
|
#define PCM186X_INT_ENABLE (PCM186X_PAGE_BASE(0) + 96)
|
||
|
|
#define PCM186X_INT_FLAG (PCM186X_PAGE_BASE(0) + 97)
|
||
|
|
#define PCM186X_INT_POL_WIDTH (PCM186X_PAGE_BASE(0) + 98)
|
||
|
|
#define PCM186X_POWER_CTRL (PCM186X_PAGE_BASE(0) + 112)
|
||
|
|
#define PCM186X_FILTER_MUTE_CTRL (PCM186X_PAGE_BASE(0) + 113)
|
||
|
|
#define PCM186X_DEVICE_STATUS (PCM186X_PAGE_BASE(0) + 114)
|
||
|
|
#define PCM186X_FSAMPLE_STATUS (PCM186X_PAGE_BASE(0) + 115)
|
||
|
|
#define PCM186X_DIV_STATUS (PCM186X_PAGE_BASE(0) + 116)
|
||
|
|
#define PCM186X_CLK_STATUS (PCM186X_PAGE_BASE(0) + 117)
|
||
|
|
#define PCM186X_SUPPLY_STATUS (PCM186X_PAGE_BASE(0) + 120)
|
||
|
|
|
||
|
|
/* Register Definitions - Page 1 */
|
||
|
|
#define PCM186X_MMAP_STAT_CTRL (PCM186X_PAGE_BASE(1) + 1)
|
||
|
|
#define PCM186X_MMAP_ADDRESS (PCM186X_PAGE_BASE(1) + 2)
|
||
|
|
#define PCM186X_MEM_WDATA0 (PCM186X_PAGE_BASE(1) + 4)
|
||
|
|
#define PCM186X_MEM_WDATA1 (PCM186X_PAGE_BASE(1) + 5)
|
||
|
|
#define PCM186X_MEM_WDATA2 (PCM186X_PAGE_BASE(1) + 6)
|
||
|
|
#define PCM186X_MEM_WDATA3 (PCM186X_PAGE_BASE(1) + 7)
|
||
|
|
#define PCM186X_MEM_RDATA0 (PCM186X_PAGE_BASE(1) + 8)
|
||
|
|
#define PCM186X_MEM_RDATA1 (PCM186X_PAGE_BASE(1) + 9)
|
||
|
|
#define PCM186X_MEM_RDATA2 (PCM186X_PAGE_BASE(1) + 10)
|
||
|
|
#define PCM186X_MEM_RDATA3 (PCM186X_PAGE_BASE(1) + 11)
|
||
|
|
|
||
|
|
/* Register Definitions - Page 3 */
|
||
|
|
#define PCM186X_OSC_PWR_DOWN_CTRL (PCM186X_PAGE_BASE(3) + 18)
|
||
|
|
#define PCM186X_MIC_BIAS_CTRL (PCM186X_PAGE_BASE(3) + 21)
|
||
|
|
|
||
|
|
/* Register Definitions - Page 253 */
|
||
|
|
#define PCM186X_CURR_TRIM_CTRL (PCM186X_PAGE_BASE(253) + 20)
|
||
|
|
|
||
|
|
#define PCM186X_MAX_REGISTER PCM186X_CURR_TRIM_CTRL
|
||
|
|
|
||
|
|
/* PCM186X_PAGE */
|
||
|
|
#define PCM186X_RESET 0xfe
|
||
|
|
|
||
|
|
/* PCM186X_ADCX_INPUT_SEL_X */
|
||
|
|
#define PCM186X_ADC_INPUT_SEL_POL BIT(7)
|
||
|
|
#define PCM186X_ADC_INPUT_SEL_MASK GENMASK(5, 0)
|
||
|
|
|
||
|
|
/* PCM186X_PCM_CFG */
|
||
|
|
#define PCM186X_PCM_CFG_RX_WLEN_MASK GENMASK(7, 6)
|
||
|
|
#define PCM186X_PCM_CFG_RX_WLEN_SHIFT 6
|
||
|
|
#define PCM186X_PCM_CFG_RX_WLEN_32 0x00
|
||
|
|
#define PCM186X_PCM_CFG_RX_WLEN_24 0x01
|
||
|
|
#define PCM186X_PCM_CFG_RX_WLEN_20 0x02
|
||
|
|
#define PCM186X_PCM_CFG_RX_WLEN_16 0x03
|
||
|
|
#define PCM186X_PCM_CFG_TDM_LRCK_MODE BIT(4)
|
||
|
|
#define PCM186X_PCM_CFG_TX_WLEN_MASK GENMASK(3, 2)
|
||
|
|
#define PCM186X_PCM_CFG_TX_WLEN_SHIFT 2
|
||
|
|
#define PCM186X_PCM_CFG_TX_WLEN_32 0x00
|
||
|
|
#define PCM186X_PCM_CFG_TX_WLEN_24 0x01
|
||
|
|
#define PCM186X_PCM_CFG_TX_WLEN_20 0x02
|
||
|
|
#define PCM186X_PCM_CFG_TX_WLEN_16 0x03
|
||
|
|
#define PCM186X_PCM_CFG_FMT_MASK GENMASK(1, 0)
|
||
|
|
#define PCM186X_PCM_CFG_FMT_SHIFT 0
|
||
|
|
#define PCM186X_PCM_CFG_FMT_I2S 0x00
|
||
|
|
#define PCM186X_PCM_CFG_FMT_LEFTJ 0x01
|
||
|
|
#define PCM186X_PCM_CFG_FMT_RIGHTJ 0x02
|
||
|
|
#define PCM186X_PCM_CFG_FMT_TDM 0x03
|
||
|
|
|
||
|
|
/* PCM186X_TDM_TX_SEL */
|
||
|
|
#define PCM186X_TDM_TX_SEL_2CH 0x00
|
||
|
|
#define PCM186X_TDM_TX_SEL_4CH 0x01
|
||
|
|
#define PCM186X_TDM_TX_SEL_6CH 0x02
|
||
|
|
#define PCM186X_TDM_TX_SEL_MASK 0x03
|
||
|
|
|
||
|
|
/* PCM186X_CLK_CTRL */
|
||
|
|
#define PCM186X_CLK_CTRL_SCK_XI_SEL1 BIT(7)
|
||
|
|
#define PCM186X_CLK_CTRL_SCK_XI_SEL0 BIT(6)
|
||
|
|
#define PCM186X_CLK_CTRL_SCK_SRC_PLL BIT(5)
|
||
|
|
#define PCM186X_CLK_CTRL_MST_MODE BIT(4)
|
||
|
|
#define PCM186X_CLK_CTRL_ADC_SRC_PLL BIT(3)
|
||
|
|
#define PCM186X_CLK_CTRL_DSP2_SRC_PLL BIT(2)
|
||
|
|
#define PCM186X_CLK_CTRL_DSP1_SRC_PLL BIT(1)
|
||
|
|
#define PCM186X_CLK_CTRL_CLKDET_EN BIT(0)
|
||
|
|
|
||
|
|
/* PCM186X_PLL_CTRL */
|
||
|
|
#define PCM186X_PLL_CTRL_LOCK BIT(4)
|
||
|
|
#define PCM186X_PLL_CTRL_REF_SEL BIT(1)
|
||
|
|
#define PCM186X_PLL_CTRL_EN BIT(0)
|
||
|
|
|
||
|
|
/* PCM186X_POWER_CTRL */
|
||
|
|
#define PCM186X_PWR_CTRL_PWRDN BIT(2)
|
||
|
|
#define PCM186X_PWR_CTRL_SLEEP BIT(1)
|
||
|
|
#define PCM186X_PWR_CTRL_STBY BIT(0)
|
||
|
|
|
||
|
|
/* PCM186X_CLK_STATUS */
|
||
|
|
#define PCM186X_CLK_STATUS_LRCKHLT BIT(6)
|
||
|
|
#define PCM186X_CLK_STATUS_BCKHLT BIT(5)
|
||
|
|
#define PCM186X_CLK_STATUS_SCKHLT BIT(4)
|
||
|
|
#define PCM186X_CLK_STATUS_LRCKERR BIT(2)
|
||
|
|
#define PCM186X_CLK_STATUS_BCKERR BIT(1)
|
||
|
|
#define PCM186X_CLK_STATUS_SCKERR BIT(0)
|
||
|
|
|
||
|
|
/* PCM186X_SUPPLY_STATUS */
|
||
|
|
#define PCM186X_SUPPLY_STATUS_DVDD BIT(2)
|
||
|
|
#define PCM186X_SUPPLY_STATUS_AVDD BIT(1)
|
||
|
|
#define PCM186X_SUPPLY_STATUS_LDO BIT(0)
|
||
|
|
|
||
|
|
/* PCM186X_MMAP_STAT_CTRL */
|
||
|
|
#define PCM186X_MMAP_STAT_DONE BIT(4)
|
||
|
|
#define PCM186X_MMAP_STAT_BUSY BIT(2)
|
||
|
|
#define PCM186X_MMAP_STAT_R_REQ BIT(1)
|
||
|
|
#define PCM186X_MMAP_STAT_W_REQ BIT(0)
|
||
|
|
|
||
|
|
extern const struct regmap_config pcm186x_regmap;
|
||
|
|
|
||
|
|
int pcm186x_probe(struct device *dev, enum pcm186x_type type, int irq,
|
||
|
|
struct regmap *regmap);
|
||
|
|
|
||
|
|
#endif /* _PCM186X_H_ */
|