/* * NAU85L40 ALSA SoC audio driver * * Copyright 2016 Nuvoton Technology Corp. * Author: John Hsu * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. */ #ifndef __NAU8540_H__ #define __NAU8540_H__ #define NAU8540_REG_SW_RESET 0x00 #define NAU8540_REG_POWER_MANAGEMENT 0x01 #define NAU8540_REG_CLOCK_CTRL 0x02 #define NAU8540_REG_CLOCK_SRC 0x03 #define NAU8540_REG_FLL1 0x04 #define NAU8540_REG_FLL2 0x05 #define NAU8540_REG_FLL3 0x06 #define NAU8540_REG_FLL4 0x07 #define NAU8540_REG_FLL5 0x08 #define NAU8540_REG_FLL6 0x09 #define NAU8540_REG_FLL_VCO_RSV 0x0A #define NAU8540_REG_PCM_CTRL0 0x10 #define NAU8540_REG_PCM_CTRL1 0x11 #define NAU8540_REG_PCM_CTRL2 0x12 #define NAU8540_REG_PCM_CTRL3 0x13 #define NAU8540_REG_PCM_CTRL4 0x14 #define NAU8540_REG_ALC_CONTROL_1 0x20 #define NAU8540_REG_ALC_CONTROL_2 0x21 #define NAU8540_REG_ALC_CONTROL_3 0x22 #define NAU8540_REG_ALC_CONTROL_4 0x23 #define NAU8540_REG_ALC_CONTROL_5 0x24 #define NAU8540_REG_ALC_GAIN_CH12 0x2D #define NAU8540_REG_ALC_GAIN_CH34 0x2E #define NAU8540_REG_ALC_STATUS 0x2F #define NAU8540_REG_NOTCH_FIL1_CH1 0x30 #define NAU8540_REG_NOTCH_FIL2_CH1 0x31 #define NAU8540_REG_NOTCH_FIL1_CH2 0x32 #define NAU8540_REG_NOTCH_FIL2_CH2 0x33 #define NAU8540_REG_NOTCH_FIL1_CH3 0x34 #define NAU8540_REG_NOTCH_FIL2_CH3 0x35 #define NAU8540_REG_NOTCH_FIL1_CH4 0x36 #define NAU8540_REG_NOTCH_FIL2_CH4 0x37 #define NAU8540_REG_HPF_FILTER_CH12 0x38 #define NAU8540_REG_HPF_FILTER_CH34 0x39 #define NAU8540_REG_ADC_SAMPLE_RATE 0x3A #define NAU8540_REG_DIGITAL_GAIN_CH1 0x40 #define NAU8540_REG_DIGITAL_GAIN_CH2 0x41 #define NAU8540_REG_DIGITAL_GAIN_CH3 0x42 #define NAU8540_REG_DIGITAL_GAIN_CH4 0x43 #define NAU8540_REG_DIGITAL_MUX 0x44 #define NAU8540_REG_P2P_CH1 0x48 #define NAU8540_REG_P2P_CH2 0x49 #define NAU8540_REG_P2P_CH3 0x4A #define NAU8540_REG_P2P_CH4 0x4B #define NAU8540_REG_PEAK_CH1 0x4C #define NAU8540_REG_PEAK_CH2 0x4D #define NAU8540_REG_PEAK_CH3 0x4E #define NAU8540_REG_PEAK_CH4 0x4F #define NAU8540_REG_GPIO_CTRL 0x50 #define NAU8540_REG_MISC_CTRL 0x51 #define NAU8540_REG_I2C_CTRL 0x52 #define NAU8540_REG_I2C_DEVICE_ID 0x58 #define NAU8540_REG_RST 0x5A #define NAU8540_REG_VMID_CTRL 0x60 #define NAU8540_REG_MUTE 0x61 #define NAU8540_REG_ANALOG_ADC1 0x64 #define NAU8540_REG_ANALOG_ADC2 0x65 #define NAU8540_REG_ANALOG_PWR 0x66 #define NAU8540_REG_MIC_BIAS 0x67 #define NAU8540_REG_REFERENCE 0x68 #define NAU8540_REG_FEPGA1 0x69 #define NAU8540_REG_FEPGA2 0x6A #define NAU8540_REG_FEPGA3 0x6B #define NAU8540_REG_FEPGA4 0x6C #define NAU8540_REG_PWR 0x6D #define NAU8540_REG_MAX NAU8540_REG_PWR /* POWER_MANAGEMENT (0x01) */ #define NAU8540_ADC4_EN (0x1 << 3) #define NAU8540_ADC3_EN (0x1 << 2) #define NAU8540_ADC2_EN (0x1 << 1) #define NAU8540_ADC1_EN 0x1 /* CLOCK_CTRL (0x02) */ #define NAU8540_CLK_ADC_EN (0x1 << 15) #define NAU8540_CLK_I2S_EN (0x1 << 1) /* CLOCK_SRC (0x03) */ #define NAU8540_CLK_SRC_SFT 15 #define NAU8540_CLK_SRC_MASK (1 << NAU8540_CLK_SRC_SFT) #define NAU8540_CLK_SRC_VCO (1 << NAU8540_CLK_SRC_SFT) #define NAU8540_CLK_SRC_MCLK (0 << NAU8540_CLK_SRC_SFT) #define NAU8540_CLK_ADC_SRC_SFT 6 #define NAU8540_CLK_ADC_SRC_MASK (0x3 << NAU8540_CLK_ADC_SRC_SFT) #define NAU8540_CLK_MCLK_SRC_MASK 0xf /* FLL1 (0x04) */ #define NAU8540_FLL_RATIO_MASK 0x7f /* FLL3 (0x06) */ #define NAU8540_FLL_CLK_SRC_SFT 10 #define NAU8540_FLL_CLK_SRC_MASK (0x3 << NAU8540_FLL_CLK_SRC_SFT) #define NAU8540_FLL_CLK_SRC_MCLK (0 << NAU8540_FLL_CLK_SRC_SFT) #define NAU8540_FLL_CLK_SRC_BLK (0x2 << NAU8540_FLL_CLK_SRC_SFT) #define NAU8540_FLL_CLK_SRC_FS (0x3 << NAU8540_FLL_CLK_SRC_SFT) #define NAU8540_FLL_INTEGER_MASK 0x3ff /* FLL4 (0x07) */ #define NAU8540_FLL_REF_DIV_SFT 10 #define NAU8540_FLL_REF_DIV_MASK (0x3 << NAU8540_FLL_REF_DIV_SFT) /* FLL5 (0x08) */ #define NAU8540_FLL_PDB_DAC_EN (0x1 << 15) #define NAU8540_FLL_LOOP_FTR_EN (0x1 << 14) #define NAU8540_FLL_CLK_SW_MASK (0x1 << 13) #define NAU8540_FLL_CLK_SW_N2 (0x1 << 13) #define NAU8540_FLL_CLK_SW_REF (0x0 << 13) #define NAU8540_FLL_FTR_SW_MASK (0x1 << 12) #define NAU8540_FLL_FTR_SW_ACCU (0x1 << 12) #define NAU8540_FLL_FTR_SW_FILTER (0x0 << 12) /* FLL6 (0x9) */ #define NAU8540_DCO_EN (0x1 << 15) #define NAU8540_SDM_EN (0x1 << 14) /* PCM_CTRL0 (0x10) */ #define NAU8540_I2S_BP_SFT 7 #define NAU8540_I2S_BP_INV (0x1 << NAU8540_I2S_BP_SFT) #define NAU8540_I2S_PCMB_SFT 6 #define NAU8540_I2S_PCMB_EN (0x1 << NAU8540_I2S_PCMB_SFT) #define NAU8540_I2S_DL_SFT 2 #define NAU8540_I2S_DL_MASK (0x3 << NAU8540_I2S_DL_SFT) #define NAU8540_I2S_DL_16 (0 << NAU8540_I2S_DL_SFT) #define NAU8540_I2S_DL_20 (0x1 << NAU8540_I2S_DL_SFT) #define NAU8540_I2S_DL_24 (0x2 << NAU8540_I2S_DL_SFT) #define NAU8540_I2S_DL_32 (0x3 << NAU8540_I2S_DL_SFT) #define NAU8540_I2S_DF_MASK 0x3 #define NAU8540_I2S_DF_RIGTH 0 #define NAU8540_I2S_DF_LEFT 0x1 #define NAU8540_I2S_DF_I2S 0x2 #define NAU8540_I2S_DF_PCM_AB 0x3 /* PCM_CTRL1 (0x11) */ #define NAU8540_I2S_LRC_DIV_SFT 12 #define NAU8540_I2S_LRC_DIV_MASK (0x3 << NAU8540_I2S_LRC_DIV_SFT) #define NAU8540_I2S_DO12_OE (0x1 << 4) #define NAU8540_I2S_MS_SFT 3 #define NAU8540_I2S_MS_MASK (0x1 << NAU8540_I2S_MS_SFT) #define NAU8540_I2S_MS_MASTER (0x1 << NAU8540_I2S_MS_SFT) #define NAU8540_I2S_MS_SLAVE (0x0 << NAU8540_I2S_MS_SFT) #define NAU8540_I2S_BLK_DIV_MASK 0x7 /* PCM_CTRL1 (0x12) */ #define NAU8540_I2S_DO34_OE (0x1 << 11) #define NAU8540_I2S_TSLOT_L_MASK 0x3ff /* PCM_CTRL4 (0x14) */ #define NAU8540_TDM_MODE (0x1 << 15) #define NAU8540_TDM_OFFSET_EN (0x1 << 14) #define NAU8540_TDM_TX_MASK 0xf /* ADC_SAMPLE_RATE (0x3A) */ #define NAU8540_ADC_OSR_MASK 0x3 #define NAU8540_ADC_OSR_256 0x3 #define NAU8540_ADC_OSR_128 0x2 #define NAU8540_ADC_OSR_64 0x1 #define NAU8540_ADC_OSR_32 0x0 /* VMID_CTRL (0x60) */ #define NAU8540_VMID_EN (1 << 6) #define NAU8540_VMID_SEL_SFT 4 #define NAU8540_VMID_SEL_MASK (0x3 << NAU8540_VMID_SEL_SFT) /* MIC_BIAS (0x67) */ #define NAU8540_PU_PRE (0x1 << 8) /* REFERENCE (0x68) */ #define NAU8540_PRECHARGE_DIS (0x1 << 13) #define NAU8540_GLOBAL_BIAS_EN (0x1 << 12) /* System Clock Source */ enum { NAU8540_CLK_DIS, NAU8540_CLK_MCLK, NAU8540_CLK_INTERNAL, NAU8540_CLK_FLL_MCLK, NAU8540_CLK_FLL_BLK, NAU8540_CLK_FLL_FS, }; struct nau8540 { struct device *dev; struct regmap *regmap; }; struct nau8540_fll { int mclk_src; int ratio; int fll_frac; int fll_int; int clk_ref_div; }; struct nau8540_fll_attr { unsigned int param; unsigned int val; }; /* over sampling rate */ struct nau8540_osr_attr { unsigned int osr; unsigned int clk_src; }; #endif /* __NAU8540_H__ */