1342 lines
39 KiB
C
1342 lines
39 KiB
C
/*
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* rt5514.c -- RT5514 ALSA SoC audio codec driver
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*
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* Copyright 2015 Realtek Semiconductor Corp.
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* Author: Oder Chiou <oder_chiou@realtek.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#include <linux/acpi.h>
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#include <linux/fs.h>
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#include <linux/module.h>
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#include <linux/moduleparam.h>
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#include <linux/init.h>
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#include <linux/delay.h>
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#include <linux/pm.h>
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#include <linux/regmap.h>
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#include <linux/i2c.h>
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#include <linux/platform_device.h>
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#include <linux/firmware.h>
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#include <linux/gpio.h>
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#include <sound/core.h>
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#include <sound/pcm.h>
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#include <sound/pcm_params.h>
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#include <sound/soc.h>
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#include <sound/soc-dapm.h>
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#include <sound/initval.h>
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#include <sound/tlv.h>
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#include "rl6231.h"
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#include "rt5514.h"
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#if IS_ENABLED(CONFIG_SND_SOC_RT5514_SPI)
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#include "rt5514-spi.h"
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#endif
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static const struct reg_sequence rt5514_i2c_patch[] = {
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{0x1800101c, 0x00000000},
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{0x18001100, 0x0000031f},
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{0x18001104, 0x00000007},
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{0x18001108, 0x00000000},
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{0x1800110c, 0x00000000},
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{0x18001110, 0x00000000},
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{0x18001114, 0x00000001},
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{0x18001118, 0x00000000},
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{0x18002f08, 0x00000006},
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{0x18002f00, 0x00055149},
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{0x18002f00, 0x0005514b},
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{0x18002f00, 0x00055149},
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{0xfafafafa, 0x00000001},
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{0x18002f10, 0x00000001},
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{0x18002f10, 0x00000000},
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{0x18002f10, 0x00000001},
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{0xfafafafa, 0x00000001},
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{0x18002000, 0x000010ec},
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{0xfafafafa, 0x00000000},
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};
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static const struct reg_sequence rt5514_patch[] = {
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{RT5514_DIG_IO_CTRL, 0x00000040},
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{RT5514_CLK_CTRL1, 0x38020041},
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{RT5514_SRC_CTRL, 0x44000eee},
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{RT5514_ANA_CTRL_LDO10, 0x00028604},
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{RT5514_ANA_CTRL_ADCFED, 0x00000800},
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{RT5514_ASRC_IN_CTRL1, 0x00000003},
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{RT5514_DOWNFILTER0_CTRL3, 0x10000362},
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{RT5514_DOWNFILTER1_CTRL3, 0x10000362},
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};
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static const struct reg_default rt5514_reg[] = {
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{RT5514_RESET, 0x00000000},
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{RT5514_PWR_ANA1, 0x00808880},
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{RT5514_PWR_ANA2, 0x00220000},
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{RT5514_I2S_CTRL1, 0x00000330},
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{RT5514_I2S_CTRL2, 0x20000000},
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{RT5514_VAD_CTRL6, 0xc00007d2},
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{RT5514_EXT_VAD_CTRL, 0x80000080},
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{RT5514_DIG_IO_CTRL, 0x00000040},
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{RT5514_PAD_CTRL1, 0x00804000},
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{RT5514_DMIC_DATA_CTRL, 0x00000005},
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{RT5514_DIG_SOURCE_CTRL, 0x00000002},
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{RT5514_SRC_CTRL, 0x44000eee},
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{RT5514_DOWNFILTER2_CTRL1, 0x0000882f},
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{RT5514_PLL_SOURCE_CTRL, 0x00000004},
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{RT5514_CLK_CTRL1, 0x38020041},
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{RT5514_CLK_CTRL2, 0x00000000},
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{RT5514_PLL3_CALIB_CTRL1, 0x00400200},
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{RT5514_PLL3_CALIB_CTRL5, 0x40220012},
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{RT5514_DELAY_BUF_CTRL1, 0x7fff006a},
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{RT5514_DELAY_BUF_CTRL3, 0x00000000},
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{RT5514_ASRC_IN_CTRL1, 0x00000003},
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{RT5514_DOWNFILTER0_CTRL1, 0x00020c2f},
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{RT5514_DOWNFILTER0_CTRL2, 0x00020c2f},
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{RT5514_DOWNFILTER0_CTRL3, 0x10000362},
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{RT5514_DOWNFILTER1_CTRL1, 0x00020c2f},
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{RT5514_DOWNFILTER1_CTRL2, 0x00020c2f},
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{RT5514_DOWNFILTER1_CTRL3, 0x10000362},
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{RT5514_ANA_CTRL_LDO10, 0x00028604},
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{RT5514_ANA_CTRL_LDO18_16, 0x02000345},
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{RT5514_ANA_CTRL_ADC12, 0x0000a2a8},
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{RT5514_ANA_CTRL_ADC21, 0x00001180},
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{RT5514_ANA_CTRL_ADC22, 0x0000aaa8},
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{RT5514_ANA_CTRL_ADC23, 0x00151427},
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{RT5514_ANA_CTRL_MICBST, 0x00002000},
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{RT5514_ANA_CTRL_ADCFED, 0x00000800},
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{RT5514_ANA_CTRL_INBUF, 0x00000143},
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{RT5514_ANA_CTRL_VREF, 0x00008d50},
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{RT5514_ANA_CTRL_PLL3, 0x0000000e},
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{RT5514_ANA_CTRL_PLL1_1, 0x00000000},
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{RT5514_ANA_CTRL_PLL1_2, 0x00030220},
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{RT5514_DMIC_LP_CTRL, 0x00000000},
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{RT5514_MISC_CTRL_DSP, 0x00000000},
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{RT5514_DSP_CTRL1, 0x00055149},
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{RT5514_DSP_CTRL3, 0x00000006},
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{RT5514_DSP_CTRL4, 0x00000001},
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{RT5514_VENDOR_ID1, 0x00000001},
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{RT5514_VENDOR_ID2, 0x10ec5514},
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};
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static void rt5514_enable_dsp_prepare(struct rt5514_priv *rt5514)
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{
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/* Reset */
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regmap_write(rt5514->i2c_regmap, 0x18002000, 0x000010ec);
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/* LDO_I_limit */
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regmap_write(rt5514->i2c_regmap, 0x18002200, 0x00028604);
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/* I2C bypass enable */
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regmap_write(rt5514->i2c_regmap, 0xfafafafa, 0x00000001);
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/* mini-core reset */
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regmap_write(rt5514->i2c_regmap, 0x18002f00, 0x0005514b);
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regmap_write(rt5514->i2c_regmap, 0x18002f00, 0x00055149);
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/* I2C bypass disable */
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regmap_write(rt5514->i2c_regmap, 0xfafafafa, 0x00000000);
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/* PIN config */
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regmap_write(rt5514->i2c_regmap, 0x18002070, 0x00000040);
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/* PLL3(QN)=RCOSC*(10+2) */
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regmap_write(rt5514->i2c_regmap, 0x18002240, 0x0000000a);
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/* PLL3 source=RCOSC, fsi=rt_clk */
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regmap_write(rt5514->i2c_regmap, 0x18002100, 0x0000000b);
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/* Power on RCOSC, pll3 */
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regmap_write(rt5514->i2c_regmap, 0x18002004, 0x00808b81);
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/* DSP clk source = pll3, ENABLE DSP clk */
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regmap_write(rt5514->i2c_regmap, 0x18002f08, 0x00000005);
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/* Enable DSP clk auto switch */
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regmap_write(rt5514->i2c_regmap, 0x18001114, 0x00000001);
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/* Reduce DSP power */
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regmap_write(rt5514->i2c_regmap, 0x18001118, 0x00000001);
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}
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static bool rt5514_volatile_register(struct device *dev, unsigned int reg)
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{
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switch (reg) {
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case RT5514_VENDOR_ID1:
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case RT5514_VENDOR_ID2:
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return true;
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default:
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return false;
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}
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}
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static bool rt5514_readable_register(struct device *dev, unsigned int reg)
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{
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switch (reg) {
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case RT5514_RESET:
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case RT5514_PWR_ANA1:
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case RT5514_PWR_ANA2:
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case RT5514_I2S_CTRL1:
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case RT5514_I2S_CTRL2:
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case RT5514_VAD_CTRL6:
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case RT5514_EXT_VAD_CTRL:
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case RT5514_DIG_IO_CTRL:
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case RT5514_PAD_CTRL1:
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case RT5514_DMIC_DATA_CTRL:
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case RT5514_DIG_SOURCE_CTRL:
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case RT5514_SRC_CTRL:
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case RT5514_DOWNFILTER2_CTRL1:
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case RT5514_PLL_SOURCE_CTRL:
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case RT5514_CLK_CTRL1:
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case RT5514_CLK_CTRL2:
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case RT5514_PLL3_CALIB_CTRL1:
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case RT5514_PLL3_CALIB_CTRL5:
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case RT5514_DELAY_BUF_CTRL1:
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case RT5514_DELAY_BUF_CTRL3:
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case RT5514_ASRC_IN_CTRL1:
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case RT5514_DOWNFILTER0_CTRL1:
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case RT5514_DOWNFILTER0_CTRL2:
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case RT5514_DOWNFILTER0_CTRL3:
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case RT5514_DOWNFILTER1_CTRL1:
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case RT5514_DOWNFILTER1_CTRL2:
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case RT5514_DOWNFILTER1_CTRL3:
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case RT5514_ANA_CTRL_LDO10:
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case RT5514_ANA_CTRL_LDO18_16:
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case RT5514_ANA_CTRL_ADC12:
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case RT5514_ANA_CTRL_ADC21:
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case RT5514_ANA_CTRL_ADC22:
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case RT5514_ANA_CTRL_ADC23:
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case RT5514_ANA_CTRL_MICBST:
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case RT5514_ANA_CTRL_ADCFED:
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case RT5514_ANA_CTRL_INBUF:
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case RT5514_ANA_CTRL_VREF:
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case RT5514_ANA_CTRL_PLL3:
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case RT5514_ANA_CTRL_PLL1_1:
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case RT5514_ANA_CTRL_PLL1_2:
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case RT5514_DMIC_LP_CTRL:
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case RT5514_MISC_CTRL_DSP:
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case RT5514_DSP_CTRL1:
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case RT5514_DSP_CTRL3:
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case RT5514_DSP_CTRL4:
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case RT5514_VENDOR_ID1:
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case RT5514_VENDOR_ID2:
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return true;
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default:
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return false;
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}
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}
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static bool rt5514_i2c_readable_register(struct device *dev,
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unsigned int reg)
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{
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switch (reg) {
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case RT5514_DSP_MAPPING | RT5514_RESET:
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case RT5514_DSP_MAPPING | RT5514_PWR_ANA1:
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case RT5514_DSP_MAPPING | RT5514_PWR_ANA2:
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case RT5514_DSP_MAPPING | RT5514_I2S_CTRL1:
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case RT5514_DSP_MAPPING | RT5514_I2S_CTRL2:
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case RT5514_DSP_MAPPING | RT5514_VAD_CTRL6:
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case RT5514_DSP_MAPPING | RT5514_EXT_VAD_CTRL:
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case RT5514_DSP_MAPPING | RT5514_DIG_IO_CTRL:
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case RT5514_DSP_MAPPING | RT5514_PAD_CTRL1:
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case RT5514_DSP_MAPPING | RT5514_DMIC_DATA_CTRL:
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case RT5514_DSP_MAPPING | RT5514_DIG_SOURCE_CTRL:
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case RT5514_DSP_MAPPING | RT5514_SRC_CTRL:
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case RT5514_DSP_MAPPING | RT5514_DOWNFILTER2_CTRL1:
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case RT5514_DSP_MAPPING | RT5514_PLL_SOURCE_CTRL:
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case RT5514_DSP_MAPPING | RT5514_CLK_CTRL1:
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case RT5514_DSP_MAPPING | RT5514_CLK_CTRL2:
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case RT5514_DSP_MAPPING | RT5514_PLL3_CALIB_CTRL1:
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case RT5514_DSP_MAPPING | RT5514_PLL3_CALIB_CTRL5:
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case RT5514_DSP_MAPPING | RT5514_DELAY_BUF_CTRL1:
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case RT5514_DSP_MAPPING | RT5514_DELAY_BUF_CTRL3:
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case RT5514_DSP_MAPPING | RT5514_ASRC_IN_CTRL1:
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case RT5514_DSP_MAPPING | RT5514_DOWNFILTER0_CTRL1:
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case RT5514_DSP_MAPPING | RT5514_DOWNFILTER0_CTRL2:
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case RT5514_DSP_MAPPING | RT5514_DOWNFILTER0_CTRL3:
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case RT5514_DSP_MAPPING | RT5514_DOWNFILTER1_CTRL1:
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case RT5514_DSP_MAPPING | RT5514_DOWNFILTER1_CTRL2:
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case RT5514_DSP_MAPPING | RT5514_DOWNFILTER1_CTRL3:
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case RT5514_DSP_MAPPING | RT5514_ANA_CTRL_LDO10:
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case RT5514_DSP_MAPPING | RT5514_ANA_CTRL_LDO18_16:
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case RT5514_DSP_MAPPING | RT5514_ANA_CTRL_ADC12:
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case RT5514_DSP_MAPPING | RT5514_ANA_CTRL_ADC21:
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case RT5514_DSP_MAPPING | RT5514_ANA_CTRL_ADC22:
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case RT5514_DSP_MAPPING | RT5514_ANA_CTRL_ADC23:
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case RT5514_DSP_MAPPING | RT5514_ANA_CTRL_MICBST:
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case RT5514_DSP_MAPPING | RT5514_ANA_CTRL_ADCFED:
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case RT5514_DSP_MAPPING | RT5514_ANA_CTRL_INBUF:
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case RT5514_DSP_MAPPING | RT5514_ANA_CTRL_VREF:
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case RT5514_DSP_MAPPING | RT5514_ANA_CTRL_PLL3:
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case RT5514_DSP_MAPPING | RT5514_ANA_CTRL_PLL1_1:
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case RT5514_DSP_MAPPING | RT5514_ANA_CTRL_PLL1_2:
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case RT5514_DSP_MAPPING | RT5514_DMIC_LP_CTRL:
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case RT5514_DSP_MAPPING | RT5514_MISC_CTRL_DSP:
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case RT5514_DSP_MAPPING | RT5514_DSP_CTRL1:
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case RT5514_DSP_MAPPING | RT5514_DSP_CTRL3:
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case RT5514_DSP_MAPPING | RT5514_DSP_CTRL4:
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case RT5514_DSP_MAPPING | RT5514_VENDOR_ID1:
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case RT5514_DSP_MAPPING | RT5514_VENDOR_ID2:
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return true;
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default:
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return false;
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}
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}
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/* {-3, 0, +3, +4.5, +7.5, +9.5, +12, +14, +17} dB */
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static const DECLARE_TLV_DB_RANGE(bst_tlv,
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0, 2, TLV_DB_SCALE_ITEM(-300, 300, 0),
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3, 3, TLV_DB_SCALE_ITEM(450, 0, 0),
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4, 4, TLV_DB_SCALE_ITEM(750, 0, 0),
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5, 5, TLV_DB_SCALE_ITEM(950, 0, 0),
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6, 6, TLV_DB_SCALE_ITEM(1200, 0, 0),
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7, 7, TLV_DB_SCALE_ITEM(1400, 0, 0),
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8, 8, TLV_DB_SCALE_ITEM(1700, 0, 0)
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);
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static const DECLARE_TLV_DB_SCALE(adc_vol_tlv, -1725, 75, 0);
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static int rt5514_dsp_voice_wake_up_get(struct snd_kcontrol *kcontrol,
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struct snd_ctl_elem_value *ucontrol)
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{
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struct snd_soc_component *component = snd_kcontrol_chip(kcontrol);
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struct rt5514_priv *rt5514 = snd_soc_component_get_drvdata(component);
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ucontrol->value.integer.value[0] = rt5514->dsp_enabled;
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return 0;
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}
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static int rt5514_calibration(struct rt5514_priv *rt5514, bool on)
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{
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if (on) {
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regmap_write(rt5514->regmap, RT5514_ANA_CTRL_PLL3, 0x0000000a);
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regmap_update_bits(rt5514->regmap, RT5514_PLL_SOURCE_CTRL, 0xf,
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0xa);
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regmap_update_bits(rt5514->regmap, RT5514_PWR_ANA1, 0x301,
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0x301);
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regmap_write(rt5514->regmap, RT5514_PLL3_CALIB_CTRL4,
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0x80000000 | rt5514->pll3_cal_value);
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regmap_write(rt5514->regmap, RT5514_PLL3_CALIB_CTRL1,
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0x8bb80800);
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regmap_update_bits(rt5514->regmap, RT5514_PLL3_CALIB_CTRL5,
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0xc0000000, 0x80000000);
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regmap_update_bits(rt5514->regmap, RT5514_PLL3_CALIB_CTRL5,
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0xc0000000, 0xc0000000);
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} else {
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regmap_update_bits(rt5514->regmap, RT5514_PLL3_CALIB_CTRL5,
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0xc0000000, 0x40000000);
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regmap_update_bits(rt5514->regmap, RT5514_PWR_ANA1, 0x301, 0);
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regmap_update_bits(rt5514->regmap, RT5514_PLL_SOURCE_CTRL, 0xf,
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0x4);
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}
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return 0;
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}
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static int rt5514_dsp_voice_wake_up_put(struct snd_kcontrol *kcontrol,
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struct snd_ctl_elem_value *ucontrol)
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{
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struct snd_soc_component *component = snd_kcontrol_chip(kcontrol);
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struct rt5514_priv *rt5514 = snd_soc_component_get_drvdata(component);
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const struct firmware *fw = NULL;
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u8 buf[8];
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if (ucontrol->value.integer.value[0] == rt5514->dsp_enabled)
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return 0;
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if (snd_soc_component_get_bias_level(component) == SND_SOC_BIAS_OFF) {
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rt5514->dsp_enabled = ucontrol->value.integer.value[0];
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if (rt5514->dsp_enabled) {
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if (rt5514->pdata.dsp_calib_clk_name &&
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!IS_ERR(rt5514->dsp_calib_clk)) {
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if (clk_set_rate(rt5514->dsp_calib_clk,
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rt5514->pdata.dsp_calib_clk_rate))
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dev_err(component->dev,
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"Can't set rate for mclk");
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if (clk_prepare_enable(rt5514->dsp_calib_clk))
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dev_err(component->dev,
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"Can't enable dsp_calib_clk");
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rt5514_calibration(rt5514, true);
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msleep(20);
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#if IS_ENABLED(CONFIG_SND_SOC_RT5514_SPI)
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rt5514_spi_burst_read(RT5514_PLL3_CALIB_CTRL6 |
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RT5514_DSP_MAPPING, buf, sizeof(buf));
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#else
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dev_err(component->dev, "There is no SPI driver for"
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" loading the firmware\n");
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memset(buf, 0, sizeof(buf));
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#endif
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rt5514->pll3_cal_value = buf[0] | buf[1] << 8 |
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buf[2] << 16 | buf[3] << 24;
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rt5514_calibration(rt5514, false);
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clk_disable_unprepare(rt5514->dsp_calib_clk);
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}
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rt5514_enable_dsp_prepare(rt5514);
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request_firmware(&fw, RT5514_FIRMWARE1, component->dev);
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if (fw) {
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#if IS_ENABLED(CONFIG_SND_SOC_RT5514_SPI)
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rt5514_spi_burst_write(0x4ff60000, fw->data,
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((fw->size/8)+1)*8);
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#else
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dev_err(component->dev, "There is no SPI driver for"
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" loading the firmware\n");
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|
#endif
|
|
release_firmware(fw);
|
|
fw = NULL;
|
|
}
|
|
|
|
request_firmware(&fw, RT5514_FIRMWARE2, component->dev);
|
|
if (fw) {
|
|
#if IS_ENABLED(CONFIG_SND_SOC_RT5514_SPI)
|
|
rt5514_spi_burst_write(0x4ffc0000, fw->data,
|
|
((fw->size/8)+1)*8);
|
|
#else
|
|
dev_err(component->dev, "There is no SPI driver for"
|
|
" loading the firmware\n");
|
|
#endif
|
|
release_firmware(fw);
|
|
fw = NULL;
|
|
}
|
|
|
|
/* DSP run */
|
|
regmap_write(rt5514->i2c_regmap, 0x18002f00,
|
|
0x00055148);
|
|
|
|
if (rt5514->pdata.dsp_calib_clk_name &&
|
|
!IS_ERR(rt5514->dsp_calib_clk)) {
|
|
msleep(20);
|
|
|
|
regmap_write(rt5514->i2c_regmap, 0x1800211c,
|
|
rt5514->pll3_cal_value);
|
|
regmap_write(rt5514->i2c_regmap, 0x18002124,
|
|
0x00220012);
|
|
regmap_write(rt5514->i2c_regmap, 0x18002124,
|
|
0x80220042);
|
|
regmap_write(rt5514->i2c_regmap, 0x18002124,
|
|
0xe0220042);
|
|
}
|
|
} else {
|
|
regmap_multi_reg_write(rt5514->i2c_regmap,
|
|
rt5514_i2c_patch, ARRAY_SIZE(rt5514_i2c_patch));
|
|
regcache_mark_dirty(rt5514->regmap);
|
|
regcache_sync(rt5514->regmap);
|
|
}
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static const struct snd_kcontrol_new rt5514_snd_controls[] = {
|
|
SOC_DOUBLE_TLV("MIC Boost Volume", RT5514_ANA_CTRL_MICBST,
|
|
RT5514_SEL_BSTL_SFT, RT5514_SEL_BSTR_SFT, 8, 0, bst_tlv),
|
|
SOC_DOUBLE_R_TLV("ADC1 Capture Volume", RT5514_DOWNFILTER0_CTRL1,
|
|
RT5514_DOWNFILTER0_CTRL2, RT5514_AD_GAIN_SFT, 63, 0,
|
|
adc_vol_tlv),
|
|
SOC_DOUBLE_R_TLV("ADC2 Capture Volume", RT5514_DOWNFILTER1_CTRL1,
|
|
RT5514_DOWNFILTER1_CTRL2, RT5514_AD_GAIN_SFT, 63, 0,
|
|
adc_vol_tlv),
|
|
SOC_SINGLE_EXT("DSP Voice Wake Up", SND_SOC_NOPM, 0, 1, 0,
|
|
rt5514_dsp_voice_wake_up_get, rt5514_dsp_voice_wake_up_put),
|
|
};
|
|
|
|
/* ADC Mixer*/
|
|
static const struct snd_kcontrol_new rt5514_sto1_adc_l_mix[] = {
|
|
SOC_DAPM_SINGLE("DMIC Switch", RT5514_DOWNFILTER0_CTRL1,
|
|
RT5514_AD_DMIC_MIX_BIT, 1, 1),
|
|
SOC_DAPM_SINGLE("ADC Switch", RT5514_DOWNFILTER0_CTRL1,
|
|
RT5514_AD_AD_MIX_BIT, 1, 1),
|
|
};
|
|
|
|
static const struct snd_kcontrol_new rt5514_sto1_adc_r_mix[] = {
|
|
SOC_DAPM_SINGLE("DMIC Switch", RT5514_DOWNFILTER0_CTRL2,
|
|
RT5514_AD_DMIC_MIX_BIT, 1, 1),
|
|
SOC_DAPM_SINGLE("ADC Switch", RT5514_DOWNFILTER0_CTRL2,
|
|
RT5514_AD_AD_MIX_BIT, 1, 1),
|
|
};
|
|
|
|
static const struct snd_kcontrol_new rt5514_sto2_adc_l_mix[] = {
|
|
SOC_DAPM_SINGLE("DMIC Switch", RT5514_DOWNFILTER1_CTRL1,
|
|
RT5514_AD_DMIC_MIX_BIT, 1, 1),
|
|
SOC_DAPM_SINGLE("ADC Switch", RT5514_DOWNFILTER1_CTRL1,
|
|
RT5514_AD_AD_MIX_BIT, 1, 1),
|
|
};
|
|
|
|
static const struct snd_kcontrol_new rt5514_sto2_adc_r_mix[] = {
|
|
SOC_DAPM_SINGLE("DMIC Switch", RT5514_DOWNFILTER1_CTRL2,
|
|
RT5514_AD_DMIC_MIX_BIT, 1, 1),
|
|
SOC_DAPM_SINGLE("ADC Switch", RT5514_DOWNFILTER1_CTRL2,
|
|
RT5514_AD_AD_MIX_BIT, 1, 1),
|
|
};
|
|
|
|
/* DMIC Source */
|
|
static const char * const rt5514_dmic_src[] = {
|
|
"DMIC1", "DMIC2"
|
|
};
|
|
|
|
static SOC_ENUM_SINGLE_DECL(
|
|
rt5514_stereo1_dmic_enum, RT5514_DIG_SOURCE_CTRL,
|
|
RT5514_AD0_DMIC_INPUT_SEL_SFT, rt5514_dmic_src);
|
|
|
|
static const struct snd_kcontrol_new rt5514_sto1_dmic_mux =
|
|
SOC_DAPM_ENUM("Stereo1 DMIC Source", rt5514_stereo1_dmic_enum);
|
|
|
|
static SOC_ENUM_SINGLE_DECL(
|
|
rt5514_stereo2_dmic_enum, RT5514_DIG_SOURCE_CTRL,
|
|
RT5514_AD1_DMIC_INPUT_SEL_SFT, rt5514_dmic_src);
|
|
|
|
static const struct snd_kcontrol_new rt5514_sto2_dmic_mux =
|
|
SOC_DAPM_ENUM("Stereo2 DMIC Source", rt5514_stereo2_dmic_enum);
|
|
|
|
/**
|
|
* rt5514_calc_dmic_clk - Calculate the frequency divider parameter of dmic.
|
|
*
|
|
* @rate: base clock rate.
|
|
*
|
|
* Choose divider parameter that gives the highest possible DMIC frequency in
|
|
* 1MHz - 3MHz range.
|
|
*/
|
|
static int rt5514_calc_dmic_clk(struct snd_soc_component *component, int rate)
|
|
{
|
|
int div[] = {2, 3, 4, 8, 12, 16, 24, 32};
|
|
int i;
|
|
|
|
if (rate < 1000000 * div[0]) {
|
|
pr_warn("Base clock rate %d is too low\n", rate);
|
|
return -EINVAL;
|
|
}
|
|
|
|
for (i = 0; i < ARRAY_SIZE(div); i++) {
|
|
/* find divider that gives DMIC frequency below 3.072MHz */
|
|
if (3072000 * div[i] >= rate)
|
|
return i;
|
|
}
|
|
|
|
dev_warn(component->dev, "Base clock rate %d is too high\n", rate);
|
|
return -EINVAL;
|
|
}
|
|
|
|
static int rt5514_set_dmic_clk(struct snd_soc_dapm_widget *w,
|
|
struct snd_kcontrol *kcontrol, int event)
|
|
{
|
|
struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
|
|
struct rt5514_priv *rt5514 = snd_soc_component_get_drvdata(component);
|
|
int idx;
|
|
|
|
idx = rt5514_calc_dmic_clk(component, rt5514->sysclk);
|
|
if (idx < 0)
|
|
dev_err(component->dev, "Failed to set DMIC clock\n");
|
|
else
|
|
regmap_update_bits(rt5514->regmap, RT5514_CLK_CTRL1,
|
|
RT5514_CLK_DMIC_OUT_SEL_MASK,
|
|
idx << RT5514_CLK_DMIC_OUT_SEL_SFT);
|
|
|
|
if (rt5514->pdata.dmic_init_delay)
|
|
msleep(rt5514->pdata.dmic_init_delay);
|
|
|
|
return idx;
|
|
}
|
|
|
|
static int rt5514_is_sys_clk_from_pll(struct snd_soc_dapm_widget *source,
|
|
struct snd_soc_dapm_widget *sink)
|
|
{
|
|
struct snd_soc_component *component = snd_soc_dapm_to_component(source->dapm);
|
|
struct rt5514_priv *rt5514 = snd_soc_component_get_drvdata(component);
|
|
|
|
if (rt5514->sysclk_src == RT5514_SCLK_S_PLL1)
|
|
return 1;
|
|
else
|
|
return 0;
|
|
}
|
|
|
|
static int rt5514_i2s_use_asrc(struct snd_soc_dapm_widget *source,
|
|
struct snd_soc_dapm_widget *sink)
|
|
{
|
|
struct snd_soc_component *component = snd_soc_dapm_to_component(source->dapm);
|
|
struct rt5514_priv *rt5514 = snd_soc_component_get_drvdata(component);
|
|
|
|
return (rt5514->sysclk > rt5514->lrck * 384);
|
|
}
|
|
|
|
static const struct snd_soc_dapm_widget rt5514_dapm_widgets[] = {
|
|
/* Input Lines */
|
|
SND_SOC_DAPM_INPUT("DMIC1L"),
|
|
SND_SOC_DAPM_INPUT("DMIC1R"),
|
|
SND_SOC_DAPM_INPUT("DMIC2L"),
|
|
SND_SOC_DAPM_INPUT("DMIC2R"),
|
|
|
|
SND_SOC_DAPM_INPUT("AMICL"),
|
|
SND_SOC_DAPM_INPUT("AMICR"),
|
|
|
|
SND_SOC_DAPM_PGA("DMIC1", SND_SOC_NOPM, 0, 0, NULL, 0),
|
|
SND_SOC_DAPM_PGA("DMIC2", SND_SOC_NOPM, 0, 0, NULL, 0),
|
|
|
|
SND_SOC_DAPM_SUPPLY_S("DMIC CLK", 1, SND_SOC_NOPM, 0, 0,
|
|
rt5514_set_dmic_clk, SND_SOC_DAPM_PRE_PMU),
|
|
|
|
SND_SOC_DAPM_SUPPLY("ADC CLK", RT5514_CLK_CTRL1,
|
|
RT5514_CLK_AD_ANA1_EN_BIT, 0, NULL, 0),
|
|
|
|
SND_SOC_DAPM_SUPPLY("LDO18 IN", RT5514_PWR_ANA1,
|
|
RT5514_POW_LDO18_IN_BIT, 0, NULL, 0),
|
|
SND_SOC_DAPM_SUPPLY("LDO18 ADC", RT5514_PWR_ANA1,
|
|
RT5514_POW_LDO18_ADC_BIT, 0, NULL, 0),
|
|
SND_SOC_DAPM_SUPPLY("LDO21", RT5514_PWR_ANA1, RT5514_POW_LDO21_BIT, 0,
|
|
NULL, 0),
|
|
SND_SOC_DAPM_SUPPLY("BG LDO18 IN", RT5514_PWR_ANA1,
|
|
RT5514_POW_BG_LDO18_IN_BIT, 0, NULL, 0),
|
|
SND_SOC_DAPM_SUPPLY("BG LDO21", RT5514_PWR_ANA1,
|
|
RT5514_POW_BG_LDO21_BIT, 0, NULL, 0),
|
|
SND_SOC_DAPM_SUPPLY("BG MBIAS", RT5514_PWR_ANA2,
|
|
RT5514_POW_BG_MBIAS_BIT, 0, NULL, 0),
|
|
SND_SOC_DAPM_SUPPLY("MBIAS", RT5514_PWR_ANA2, RT5514_POW_MBIAS_BIT, 0,
|
|
NULL, 0),
|
|
SND_SOC_DAPM_SUPPLY("VREF2", RT5514_PWR_ANA2, RT5514_POW_VREF2_BIT, 0,
|
|
NULL, 0),
|
|
SND_SOC_DAPM_SUPPLY("VREF1", RT5514_PWR_ANA2, RT5514_POW_VREF1_BIT, 0,
|
|
NULL, 0),
|
|
SND_SOC_DAPM_SUPPLY("ADC Power", SND_SOC_NOPM, 0, 0, NULL, 0),
|
|
|
|
|
|
SND_SOC_DAPM_SUPPLY("LDO16L", RT5514_PWR_ANA2, RT5514_POWL_LDO16_BIT, 0,
|
|
NULL, 0),
|
|
SND_SOC_DAPM_SUPPLY("ADC1L", RT5514_PWR_ANA2, RT5514_POW_ADC1_L_BIT, 0,
|
|
NULL, 0),
|
|
SND_SOC_DAPM_SUPPLY("BSTL2", RT5514_PWR_ANA2, RT5514_POW2_BSTL_BIT, 0,
|
|
NULL, 0),
|
|
SND_SOC_DAPM_SUPPLY("BSTL", RT5514_PWR_ANA2, RT5514_POW_BSTL_BIT, 0,
|
|
NULL, 0),
|
|
SND_SOC_DAPM_SUPPLY("ADCFEDL", RT5514_PWR_ANA2, RT5514_POW_ADCFEDL_BIT,
|
|
0, NULL, 0),
|
|
SND_SOC_DAPM_SUPPLY("ADCL Power", SND_SOC_NOPM, 0, 0, NULL, 0),
|
|
|
|
SND_SOC_DAPM_SUPPLY("LDO16R", RT5514_PWR_ANA2, RT5514_POWR_LDO16_BIT, 0,
|
|
NULL, 0),
|
|
SND_SOC_DAPM_SUPPLY("ADC1R", RT5514_PWR_ANA2, RT5514_POW_ADC1_R_BIT, 0,
|
|
NULL, 0),
|
|
SND_SOC_DAPM_SUPPLY("BSTR2", RT5514_PWR_ANA2, RT5514_POW2_BSTR_BIT, 0,
|
|
NULL, 0),
|
|
SND_SOC_DAPM_SUPPLY("BSTR", RT5514_PWR_ANA2, RT5514_POW_BSTR_BIT, 0,
|
|
NULL, 0),
|
|
SND_SOC_DAPM_SUPPLY("ADCFEDR", RT5514_PWR_ANA2, RT5514_POW_ADCFEDR_BIT,
|
|
0, NULL, 0),
|
|
SND_SOC_DAPM_SUPPLY("ADCR Power", SND_SOC_NOPM, 0, 0, NULL, 0),
|
|
|
|
SND_SOC_DAPM_SUPPLY("PLL1 LDO ENABLE", RT5514_ANA_CTRL_PLL1_2,
|
|
RT5514_EN_LDO_PLL1_BIT, 0, NULL, 0),
|
|
SND_SOC_DAPM_SUPPLY("PLL1 LDO", RT5514_PWR_ANA2,
|
|
RT5514_POW_PLL1_LDO_BIT, 0, NULL, 0),
|
|
SND_SOC_DAPM_SUPPLY("PLL1", RT5514_PWR_ANA2, RT5514_POW_PLL1_BIT, 0,
|
|
NULL, 0),
|
|
SND_SOC_DAPM_SUPPLY_S("ASRC AD1", 1, RT5514_CLK_CTRL2,
|
|
RT5514_CLK_AD0_ASRC_EN_BIT, 0, NULL, 0),
|
|
SND_SOC_DAPM_SUPPLY_S("ASRC AD2", 1, RT5514_CLK_CTRL2,
|
|
RT5514_CLK_AD1_ASRC_EN_BIT, 0, NULL, 0),
|
|
|
|
/* ADC Mux */
|
|
SND_SOC_DAPM_MUX("Stereo1 DMIC Mux", SND_SOC_NOPM, 0, 0,
|
|
&rt5514_sto1_dmic_mux),
|
|
SND_SOC_DAPM_MUX("Stereo2 DMIC Mux", SND_SOC_NOPM, 0, 0,
|
|
&rt5514_sto2_dmic_mux),
|
|
|
|
/* ADC Mixer */
|
|
SND_SOC_DAPM_SUPPLY("adc stereo1 filter", RT5514_CLK_CTRL1,
|
|
RT5514_CLK_AD0_EN_BIT, 0, NULL, 0),
|
|
SND_SOC_DAPM_SUPPLY("adc stereo2 filter", RT5514_CLK_CTRL1,
|
|
RT5514_CLK_AD1_EN_BIT, 0, NULL, 0),
|
|
|
|
SND_SOC_DAPM_MIXER("Sto1 ADC MIXL", SND_SOC_NOPM, 0, 0,
|
|
rt5514_sto1_adc_l_mix, ARRAY_SIZE(rt5514_sto1_adc_l_mix)),
|
|
SND_SOC_DAPM_MIXER("Sto1 ADC MIXR", SND_SOC_NOPM, 0, 0,
|
|
rt5514_sto1_adc_r_mix, ARRAY_SIZE(rt5514_sto1_adc_r_mix)),
|
|
SND_SOC_DAPM_MIXER("Sto2 ADC MIXL", SND_SOC_NOPM, 0, 0,
|
|
rt5514_sto2_adc_l_mix, ARRAY_SIZE(rt5514_sto2_adc_l_mix)),
|
|
SND_SOC_DAPM_MIXER("Sto2 ADC MIXR", SND_SOC_NOPM, 0, 0,
|
|
rt5514_sto2_adc_r_mix, ARRAY_SIZE(rt5514_sto2_adc_r_mix)),
|
|
|
|
SND_SOC_DAPM_ADC("Stereo1 ADC MIXL", NULL, RT5514_DOWNFILTER0_CTRL1,
|
|
RT5514_AD_AD_MUTE_BIT, 1),
|
|
SND_SOC_DAPM_ADC("Stereo1 ADC MIXR", NULL, RT5514_DOWNFILTER0_CTRL2,
|
|
RT5514_AD_AD_MUTE_BIT, 1),
|
|
SND_SOC_DAPM_ADC("Stereo2 ADC MIXL", NULL, RT5514_DOWNFILTER1_CTRL1,
|
|
RT5514_AD_AD_MUTE_BIT, 1),
|
|
SND_SOC_DAPM_ADC("Stereo2 ADC MIXR", NULL, RT5514_DOWNFILTER1_CTRL2,
|
|
RT5514_AD_AD_MUTE_BIT, 1),
|
|
|
|
/* ADC PGA */
|
|
SND_SOC_DAPM_PGA("Stereo1 ADC MIX", SND_SOC_NOPM, 0, 0, NULL, 0),
|
|
SND_SOC_DAPM_PGA("Stereo2 ADC MIX", SND_SOC_NOPM, 0, 0, NULL, 0),
|
|
|
|
/* Audio Interface */
|
|
SND_SOC_DAPM_AIF_OUT("AIF1TX", "AIF1 Capture", 0, SND_SOC_NOPM, 0, 0),
|
|
};
|
|
|
|
static const struct snd_soc_dapm_route rt5514_dapm_routes[] = {
|
|
{ "DMIC1", NULL, "DMIC1L" },
|
|
{ "DMIC1", NULL, "DMIC1R" },
|
|
{ "DMIC2", NULL, "DMIC2L" },
|
|
{ "DMIC2", NULL, "DMIC2R" },
|
|
|
|
{ "DMIC1L", NULL, "DMIC CLK" },
|
|
{ "DMIC1R", NULL, "DMIC CLK" },
|
|
{ "DMIC2L", NULL, "DMIC CLK" },
|
|
{ "DMIC2R", NULL, "DMIC CLK" },
|
|
|
|
{ "Stereo1 DMIC Mux", "DMIC1", "DMIC1" },
|
|
{ "Stereo1 DMIC Mux", "DMIC2", "DMIC2" },
|
|
|
|
{ "Sto1 ADC MIXL", "DMIC Switch", "Stereo1 DMIC Mux" },
|
|
{ "Sto1 ADC MIXL", "ADC Switch", "AMICL" },
|
|
{ "Sto1 ADC MIXR", "DMIC Switch", "Stereo1 DMIC Mux" },
|
|
{ "Sto1 ADC MIXR", "ADC Switch", "AMICR" },
|
|
|
|
{ "ADC Power", NULL, "LDO18 IN" },
|
|
{ "ADC Power", NULL, "LDO18 ADC" },
|
|
{ "ADC Power", NULL, "LDO21" },
|
|
{ "ADC Power", NULL, "BG LDO18 IN" },
|
|
{ "ADC Power", NULL, "BG LDO21" },
|
|
{ "ADC Power", NULL, "BG MBIAS" },
|
|
{ "ADC Power", NULL, "MBIAS" },
|
|
{ "ADC Power", NULL, "VREF2" },
|
|
{ "ADC Power", NULL, "VREF1" },
|
|
|
|
{ "ADCL Power", NULL, "LDO16L" },
|
|
{ "ADCL Power", NULL, "ADC1L" },
|
|
{ "ADCL Power", NULL, "BSTL2" },
|
|
{ "ADCL Power", NULL, "BSTL" },
|
|
{ "ADCL Power", NULL, "ADCFEDL" },
|
|
|
|
{ "ADCR Power", NULL, "LDO16R" },
|
|
{ "ADCR Power", NULL, "ADC1R" },
|
|
{ "ADCR Power", NULL, "BSTR2" },
|
|
{ "ADCR Power", NULL, "BSTR" },
|
|
{ "ADCR Power", NULL, "ADCFEDR" },
|
|
|
|
{ "AMICL", NULL, "ADC CLK" },
|
|
{ "AMICL", NULL, "ADC Power" },
|
|
{ "AMICL", NULL, "ADCL Power" },
|
|
{ "AMICR", NULL, "ADC CLK" },
|
|
{ "AMICR", NULL, "ADC Power" },
|
|
{ "AMICR", NULL, "ADCR Power" },
|
|
|
|
{ "PLL1 LDO", NULL, "PLL1 LDO ENABLE" },
|
|
{ "PLL1", NULL, "PLL1 LDO" },
|
|
|
|
{ "Stereo1 ADC MIXL", NULL, "Sto1 ADC MIXL" },
|
|
{ "Stereo1 ADC MIXR", NULL, "Sto1 ADC MIXR" },
|
|
|
|
{ "Stereo1 ADC MIX", NULL, "Stereo1 ADC MIXL" },
|
|
{ "Stereo1 ADC MIX", NULL, "Stereo1 ADC MIXR" },
|
|
{ "Stereo1 ADC MIX", NULL, "adc stereo1 filter" },
|
|
{ "adc stereo1 filter", NULL, "PLL1", rt5514_is_sys_clk_from_pll },
|
|
{ "adc stereo1 filter", NULL, "ASRC AD1", rt5514_i2s_use_asrc },
|
|
|
|
{ "Stereo2 DMIC Mux", "DMIC1", "DMIC1" },
|
|
{ "Stereo2 DMIC Mux", "DMIC2", "DMIC2" },
|
|
|
|
{ "Sto2 ADC MIXL", "DMIC Switch", "Stereo2 DMIC Mux" },
|
|
{ "Sto2 ADC MIXL", "ADC Switch", "AMICL" },
|
|
{ "Sto2 ADC MIXR", "DMIC Switch", "Stereo2 DMIC Mux" },
|
|
{ "Sto2 ADC MIXR", "ADC Switch", "AMICR" },
|
|
|
|
{ "Stereo2 ADC MIXL", NULL, "Sto2 ADC MIXL" },
|
|
{ "Stereo2 ADC MIXR", NULL, "Sto2 ADC MIXR" },
|
|
|
|
{ "Stereo2 ADC MIX", NULL, "Stereo2 ADC MIXL" },
|
|
{ "Stereo2 ADC MIX", NULL, "Stereo2 ADC MIXR" },
|
|
{ "Stereo2 ADC MIX", NULL, "adc stereo2 filter" },
|
|
{ "adc stereo2 filter", NULL, "PLL1", rt5514_is_sys_clk_from_pll },
|
|
{ "adc stereo2 filter", NULL, "ASRC AD2", rt5514_i2s_use_asrc },
|
|
|
|
{ "AIF1TX", NULL, "Stereo1 ADC MIX"},
|
|
{ "AIF1TX", NULL, "Stereo2 ADC MIX"},
|
|
};
|
|
|
|
static int rt5514_hw_params(struct snd_pcm_substream *substream,
|
|
struct snd_pcm_hw_params *params, struct snd_soc_dai *dai)
|
|
{
|
|
struct snd_soc_component *component = dai->component;
|
|
struct rt5514_priv *rt5514 = snd_soc_component_get_drvdata(component);
|
|
int pre_div, bclk_ms, frame_size;
|
|
unsigned int val_len = 0;
|
|
|
|
rt5514->lrck = params_rate(params);
|
|
pre_div = rl6231_get_clk_info(rt5514->sysclk, rt5514->lrck);
|
|
if (pre_div < 0) {
|
|
dev_err(component->dev, "Unsupported clock setting\n");
|
|
return -EINVAL;
|
|
}
|
|
|
|
frame_size = snd_soc_params_to_frame_size(params);
|
|
if (frame_size < 0) {
|
|
dev_err(component->dev, "Unsupported frame size: %d\n", frame_size);
|
|
return -EINVAL;
|
|
}
|
|
|
|
bclk_ms = frame_size > 32;
|
|
rt5514->bclk = rt5514->lrck * (32 << bclk_ms);
|
|
|
|
dev_dbg(dai->dev, "bclk is %dHz and lrck is %dHz\n",
|
|
rt5514->bclk, rt5514->lrck);
|
|
dev_dbg(dai->dev, "bclk_ms is %d and pre_div is %d for iis %d\n",
|
|
bclk_ms, pre_div, dai->id);
|
|
|
|
switch (params_format(params)) {
|
|
case SNDRV_PCM_FORMAT_S16_LE:
|
|
break;
|
|
case SNDRV_PCM_FORMAT_S20_3LE:
|
|
val_len = RT5514_I2S_DL_20;
|
|
break;
|
|
case SNDRV_PCM_FORMAT_S24_LE:
|
|
val_len = RT5514_I2S_DL_24;
|
|
break;
|
|
case SNDRV_PCM_FORMAT_S8:
|
|
val_len = RT5514_I2S_DL_8;
|
|
break;
|
|
default:
|
|
return -EINVAL;
|
|
}
|
|
|
|
regmap_update_bits(rt5514->regmap, RT5514_I2S_CTRL1, RT5514_I2S_DL_MASK,
|
|
val_len);
|
|
regmap_update_bits(rt5514->regmap, RT5514_CLK_CTRL1,
|
|
RT5514_CLK_AD_ANA1_SEL_MASK,
|
|
(pre_div + 1) << RT5514_CLK_AD_ANA1_SEL_SFT);
|
|
regmap_update_bits(rt5514->regmap, RT5514_CLK_CTRL2,
|
|
RT5514_CLK_SYS_DIV_OUT_MASK | RT5514_SEL_ADC_OSR_MASK,
|
|
pre_div << RT5514_CLK_SYS_DIV_OUT_SFT |
|
|
pre_div << RT5514_SEL_ADC_OSR_SFT);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int rt5514_set_dai_fmt(struct snd_soc_dai *dai, unsigned int fmt)
|
|
{
|
|
struct snd_soc_component *component = dai->component;
|
|
struct rt5514_priv *rt5514 = snd_soc_component_get_drvdata(component);
|
|
unsigned int reg_val = 0;
|
|
|
|
switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
|
|
case SND_SOC_DAIFMT_NB_NF:
|
|
break;
|
|
|
|
case SND_SOC_DAIFMT_NB_IF:
|
|
reg_val |= RT5514_I2S_LR_INV;
|
|
break;
|
|
|
|
case SND_SOC_DAIFMT_IB_NF:
|
|
reg_val |= RT5514_I2S_BP_INV;
|
|
break;
|
|
|
|
case SND_SOC_DAIFMT_IB_IF:
|
|
reg_val |= RT5514_I2S_BP_INV | RT5514_I2S_LR_INV;
|
|
break;
|
|
|
|
default:
|
|
return -EINVAL;
|
|
}
|
|
|
|
switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
|
|
case SND_SOC_DAIFMT_I2S:
|
|
break;
|
|
|
|
case SND_SOC_DAIFMT_LEFT_J:
|
|
reg_val |= RT5514_I2S_DF_LEFT;
|
|
break;
|
|
|
|
case SND_SOC_DAIFMT_DSP_A:
|
|
reg_val |= RT5514_I2S_DF_PCM_A;
|
|
break;
|
|
|
|
case SND_SOC_DAIFMT_DSP_B:
|
|
reg_val |= RT5514_I2S_DF_PCM_B;
|
|
break;
|
|
|
|
default:
|
|
return -EINVAL;
|
|
}
|
|
|
|
regmap_update_bits(rt5514->regmap, RT5514_I2S_CTRL1,
|
|
RT5514_I2S_DF_MASK | RT5514_I2S_BP_MASK | RT5514_I2S_LR_MASK,
|
|
reg_val);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int rt5514_set_dai_sysclk(struct snd_soc_dai *dai,
|
|
int clk_id, unsigned int freq, int dir)
|
|
{
|
|
struct snd_soc_component *component = dai->component;
|
|
struct rt5514_priv *rt5514 = snd_soc_component_get_drvdata(component);
|
|
unsigned int reg_val = 0;
|
|
|
|
if (freq == rt5514->sysclk && clk_id == rt5514->sysclk_src)
|
|
return 0;
|
|
|
|
switch (clk_id) {
|
|
case RT5514_SCLK_S_MCLK:
|
|
reg_val |= RT5514_CLK_SYS_PRE_SEL_MCLK;
|
|
break;
|
|
|
|
case RT5514_SCLK_S_PLL1:
|
|
reg_val |= RT5514_CLK_SYS_PRE_SEL_PLL;
|
|
break;
|
|
|
|
default:
|
|
dev_err(component->dev, "Invalid clock id (%d)\n", clk_id);
|
|
return -EINVAL;
|
|
}
|
|
|
|
regmap_update_bits(rt5514->regmap, RT5514_CLK_CTRL2,
|
|
RT5514_CLK_SYS_PRE_SEL_MASK, reg_val);
|
|
|
|
rt5514->sysclk = freq;
|
|
rt5514->sysclk_src = clk_id;
|
|
|
|
dev_dbg(dai->dev, "Sysclk is %dHz and clock id is %d\n", freq, clk_id);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int rt5514_set_dai_pll(struct snd_soc_dai *dai, int pll_id, int source,
|
|
unsigned int freq_in, unsigned int freq_out)
|
|
{
|
|
struct snd_soc_component *component = dai->component;
|
|
struct rt5514_priv *rt5514 = snd_soc_component_get_drvdata(component);
|
|
struct rl6231_pll_code pll_code;
|
|
int ret;
|
|
|
|
if (!freq_in || !freq_out) {
|
|
dev_dbg(component->dev, "PLL disabled\n");
|
|
|
|
rt5514->pll_in = 0;
|
|
rt5514->pll_out = 0;
|
|
regmap_update_bits(rt5514->regmap, RT5514_CLK_CTRL2,
|
|
RT5514_CLK_SYS_PRE_SEL_MASK,
|
|
RT5514_CLK_SYS_PRE_SEL_MCLK);
|
|
|
|
return 0;
|
|
}
|
|
|
|
if (source == rt5514->pll_src && freq_in == rt5514->pll_in &&
|
|
freq_out == rt5514->pll_out)
|
|
return 0;
|
|
|
|
switch (source) {
|
|
case RT5514_PLL1_S_MCLK:
|
|
regmap_update_bits(rt5514->regmap, RT5514_PLL_SOURCE_CTRL,
|
|
RT5514_PLL_1_SEL_MASK, RT5514_PLL_1_SEL_MCLK);
|
|
break;
|
|
|
|
case RT5514_PLL1_S_BCLK:
|
|
regmap_update_bits(rt5514->regmap, RT5514_PLL_SOURCE_CTRL,
|
|
RT5514_PLL_1_SEL_MASK, RT5514_PLL_1_SEL_SCLK);
|
|
break;
|
|
|
|
default:
|
|
dev_err(component->dev, "Unknown PLL source %d\n", source);
|
|
return -EINVAL;
|
|
}
|
|
|
|
ret = rl6231_pll_calc(freq_in, freq_out, &pll_code);
|
|
if (ret < 0) {
|
|
dev_err(component->dev, "Unsupport input clock %d\n", freq_in);
|
|
return ret;
|
|
}
|
|
|
|
dev_dbg(component->dev, "bypass=%d m=%d n=%d k=%d\n",
|
|
pll_code.m_bp, (pll_code.m_bp ? 0 : pll_code.m_code),
|
|
pll_code.n_code, pll_code.k_code);
|
|
|
|
regmap_write(rt5514->regmap, RT5514_ANA_CTRL_PLL1_1,
|
|
pll_code.k_code << RT5514_PLL_K_SFT |
|
|
pll_code.n_code << RT5514_PLL_N_SFT |
|
|
(pll_code.m_bp ? 0 : pll_code.m_code) << RT5514_PLL_M_SFT);
|
|
regmap_update_bits(rt5514->regmap, RT5514_ANA_CTRL_PLL1_2,
|
|
RT5514_PLL_M_BP, pll_code.m_bp << RT5514_PLL_M_BP_SFT);
|
|
|
|
rt5514->pll_in = freq_in;
|
|
rt5514->pll_out = freq_out;
|
|
rt5514->pll_src = source;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int rt5514_set_tdm_slot(struct snd_soc_dai *dai, unsigned int tx_mask,
|
|
unsigned int rx_mask, int slots, int slot_width)
|
|
{
|
|
struct snd_soc_component *component = dai->component;
|
|
struct rt5514_priv *rt5514 = snd_soc_component_get_drvdata(component);
|
|
unsigned int val = 0, val2 = 0;
|
|
|
|
if (rx_mask || tx_mask)
|
|
val |= RT5514_TDM_MODE;
|
|
|
|
switch (tx_mask) {
|
|
case 0x3:
|
|
val2 |= RT5514_TDM_DOCKING_MODE | RT5514_TDM_DOCKING_VALID_CH2 |
|
|
RT5514_TDM_DOCKING_START_SLOT0;
|
|
break;
|
|
|
|
case 0x30:
|
|
val2 |= RT5514_TDM_DOCKING_MODE | RT5514_TDM_DOCKING_VALID_CH2 |
|
|
RT5514_TDM_DOCKING_START_SLOT4;
|
|
break;
|
|
|
|
case 0xf:
|
|
val2 |= RT5514_TDM_DOCKING_MODE | RT5514_TDM_DOCKING_VALID_CH4 |
|
|
RT5514_TDM_DOCKING_START_SLOT0;
|
|
break;
|
|
|
|
case 0xf0:
|
|
val2 |= RT5514_TDM_DOCKING_MODE | RT5514_TDM_DOCKING_VALID_CH4 |
|
|
RT5514_TDM_DOCKING_START_SLOT4;
|
|
break;
|
|
|
|
default:
|
|
break;
|
|
}
|
|
|
|
|
|
|
|
switch (slots) {
|
|
case 4:
|
|
val |= RT5514_TDMSLOT_SEL_RX_4CH | RT5514_TDMSLOT_SEL_TX_4CH;
|
|
break;
|
|
|
|
case 6:
|
|
val |= RT5514_TDMSLOT_SEL_RX_6CH | RT5514_TDMSLOT_SEL_TX_6CH;
|
|
break;
|
|
|
|
case 8:
|
|
val |= RT5514_TDMSLOT_SEL_RX_8CH | RT5514_TDMSLOT_SEL_TX_8CH;
|
|
break;
|
|
|
|
case 2:
|
|
default:
|
|
break;
|
|
}
|
|
|
|
switch (slot_width) {
|
|
case 20:
|
|
val |= RT5514_CH_LEN_RX_20 | RT5514_CH_LEN_TX_20;
|
|
break;
|
|
|
|
case 24:
|
|
val |= RT5514_CH_LEN_RX_24 | RT5514_CH_LEN_TX_24;
|
|
break;
|
|
|
|
case 25:
|
|
val |= RT5514_TDM_MODE2;
|
|
break;
|
|
|
|
case 32:
|
|
val |= RT5514_CH_LEN_RX_32 | RT5514_CH_LEN_TX_32;
|
|
break;
|
|
|
|
case 16:
|
|
default:
|
|
break;
|
|
}
|
|
|
|
regmap_update_bits(rt5514->regmap, RT5514_I2S_CTRL1, RT5514_TDM_MODE |
|
|
RT5514_TDMSLOT_SEL_RX_MASK | RT5514_TDMSLOT_SEL_TX_MASK |
|
|
RT5514_CH_LEN_RX_MASK | RT5514_CH_LEN_TX_MASK |
|
|
RT5514_TDM_MODE2, val);
|
|
|
|
regmap_update_bits(rt5514->regmap, RT5514_I2S_CTRL2,
|
|
RT5514_TDM_DOCKING_MODE | RT5514_TDM_DOCKING_VALID_CH_MASK |
|
|
RT5514_TDM_DOCKING_START_MASK, val2);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int rt5514_set_bias_level(struct snd_soc_component *component,
|
|
enum snd_soc_bias_level level)
|
|
{
|
|
struct rt5514_priv *rt5514 = snd_soc_component_get_drvdata(component);
|
|
int ret;
|
|
|
|
switch (level) {
|
|
case SND_SOC_BIAS_PREPARE:
|
|
if (IS_ERR(rt5514->mclk))
|
|
break;
|
|
|
|
if (snd_soc_component_get_bias_level(component) == SND_SOC_BIAS_ON) {
|
|
clk_disable_unprepare(rt5514->mclk);
|
|
} else {
|
|
ret = clk_prepare_enable(rt5514->mclk);
|
|
if (ret)
|
|
return ret;
|
|
}
|
|
break;
|
|
|
|
case SND_SOC_BIAS_STANDBY:
|
|
if (snd_soc_component_get_bias_level(component) == SND_SOC_BIAS_OFF) {
|
|
/*
|
|
* If the DSP is enabled in start of recording, the DSP
|
|
* should be disabled, and sync back to normal recording
|
|
* settings to make sure recording properly.
|
|
*/
|
|
if (rt5514->dsp_enabled) {
|
|
rt5514->dsp_enabled = 0;
|
|
regmap_multi_reg_write(rt5514->i2c_regmap,
|
|
rt5514_i2c_patch,
|
|
ARRAY_SIZE(rt5514_i2c_patch));
|
|
regcache_mark_dirty(rt5514->regmap);
|
|
regcache_sync(rt5514->regmap);
|
|
}
|
|
}
|
|
break;
|
|
|
|
default:
|
|
break;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int rt5514_probe(struct snd_soc_component *component)
|
|
{
|
|
struct rt5514_priv *rt5514 = snd_soc_component_get_drvdata(component);
|
|
struct platform_device *pdev = container_of(component->dev,
|
|
struct platform_device, dev);
|
|
|
|
rt5514->mclk = devm_clk_get(component->dev, "mclk");
|
|
if (PTR_ERR(rt5514->mclk) == -EPROBE_DEFER)
|
|
return -EPROBE_DEFER;
|
|
|
|
if (rt5514->pdata.dsp_calib_clk_name) {
|
|
rt5514->dsp_calib_clk = devm_clk_get(&pdev->dev,
|
|
rt5514->pdata.dsp_calib_clk_name);
|
|
if (PTR_ERR(rt5514->dsp_calib_clk) == -EPROBE_DEFER)
|
|
return -EPROBE_DEFER;
|
|
}
|
|
|
|
rt5514->component = component;
|
|
rt5514->pll3_cal_value = 0x0078b000;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int rt5514_i2c_read(void *context, unsigned int reg, unsigned int *val)
|
|
{
|
|
struct i2c_client *client = context;
|
|
struct rt5514_priv *rt5514 = i2c_get_clientdata(client);
|
|
|
|
regmap_read(rt5514->i2c_regmap, reg | RT5514_DSP_MAPPING, val);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int rt5514_i2c_write(void *context, unsigned int reg, unsigned int val)
|
|
{
|
|
struct i2c_client *client = context;
|
|
struct rt5514_priv *rt5514 = i2c_get_clientdata(client);
|
|
|
|
regmap_write(rt5514->i2c_regmap, reg | RT5514_DSP_MAPPING, val);
|
|
|
|
return 0;
|
|
}
|
|
|
|
#define RT5514_STEREO_RATES SNDRV_PCM_RATE_8000_192000
|
|
#define RT5514_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE | \
|
|
SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S8)
|
|
|
|
static const struct snd_soc_dai_ops rt5514_aif_dai_ops = {
|
|
.hw_params = rt5514_hw_params,
|
|
.set_fmt = rt5514_set_dai_fmt,
|
|
.set_sysclk = rt5514_set_dai_sysclk,
|
|
.set_pll = rt5514_set_dai_pll,
|
|
.set_tdm_slot = rt5514_set_tdm_slot,
|
|
};
|
|
|
|
static struct snd_soc_dai_driver rt5514_dai[] = {
|
|
{
|
|
.name = "rt5514-aif1",
|
|
.id = 0,
|
|
.capture = {
|
|
.stream_name = "AIF1 Capture",
|
|
.channels_min = 1,
|
|
.channels_max = 4,
|
|
.rates = RT5514_STEREO_RATES,
|
|
.formats = RT5514_FORMATS,
|
|
},
|
|
.ops = &rt5514_aif_dai_ops,
|
|
}
|
|
};
|
|
|
|
static const struct snd_soc_component_driver soc_component_dev_rt5514 = {
|
|
.probe = rt5514_probe,
|
|
.set_bias_level = rt5514_set_bias_level,
|
|
.controls = rt5514_snd_controls,
|
|
.num_controls = ARRAY_SIZE(rt5514_snd_controls),
|
|
.dapm_widgets = rt5514_dapm_widgets,
|
|
.num_dapm_widgets = ARRAY_SIZE(rt5514_dapm_widgets),
|
|
.dapm_routes = rt5514_dapm_routes,
|
|
.num_dapm_routes = ARRAY_SIZE(rt5514_dapm_routes),
|
|
.use_pmdown_time = 1,
|
|
.endianness = 1,
|
|
.non_legacy_dai_naming = 1,
|
|
};
|
|
|
|
static const struct regmap_config rt5514_i2c_regmap = {
|
|
.name = "i2c",
|
|
.reg_bits = 32,
|
|
.val_bits = 32,
|
|
|
|
.readable_reg = rt5514_i2c_readable_register,
|
|
|
|
.cache_type = REGCACHE_NONE,
|
|
};
|
|
|
|
static const struct regmap_config rt5514_regmap = {
|
|
.reg_bits = 16,
|
|
.val_bits = 32,
|
|
|
|
.max_register = RT5514_VENDOR_ID2,
|
|
.volatile_reg = rt5514_volatile_register,
|
|
.readable_reg = rt5514_readable_register,
|
|
.reg_read = rt5514_i2c_read,
|
|
.reg_write = rt5514_i2c_write,
|
|
|
|
.cache_type = REGCACHE_RBTREE,
|
|
.reg_defaults = rt5514_reg,
|
|
.num_reg_defaults = ARRAY_SIZE(rt5514_reg),
|
|
.use_single_rw = true,
|
|
};
|
|
|
|
static const struct i2c_device_id rt5514_i2c_id[] = {
|
|
{ "rt5514", 0 },
|
|
{ }
|
|
};
|
|
MODULE_DEVICE_TABLE(i2c, rt5514_i2c_id);
|
|
|
|
#if defined(CONFIG_OF)
|
|
static const struct of_device_id rt5514_of_match[] = {
|
|
{ .compatible = "realtek,rt5514", },
|
|
{},
|
|
};
|
|
MODULE_DEVICE_TABLE(of, rt5514_of_match);
|
|
#endif
|
|
|
|
#ifdef CONFIG_ACPI
|
|
static const struct acpi_device_id rt5514_acpi_match[] = {
|
|
{ "10EC5514", 0},
|
|
{},
|
|
};
|
|
MODULE_DEVICE_TABLE(acpi, rt5514_acpi_match);
|
|
#endif
|
|
|
|
static int rt5514_parse_dp(struct rt5514_priv *rt5514, struct device *dev)
|
|
{
|
|
device_property_read_u32(dev, "realtek,dmic-init-delay-ms",
|
|
&rt5514->pdata.dmic_init_delay);
|
|
device_property_read_string(dev, "realtek,dsp-calib-clk-name",
|
|
&rt5514->pdata.dsp_calib_clk_name);
|
|
device_property_read_u32(dev, "realtek,dsp-calib-clk-rate",
|
|
&rt5514->pdata.dsp_calib_clk_rate);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static __maybe_unused int rt5514_i2c_resume(struct device *dev)
|
|
{
|
|
struct rt5514_priv *rt5514 = dev_get_drvdata(dev);
|
|
unsigned int val;
|
|
|
|
/*
|
|
* Add a bogus read to avoid rt5514's confusion after s2r in case it
|
|
* saw glitches on the i2c lines and thought the other side sent a
|
|
* start bit.
|
|
*/
|
|
regmap_read(rt5514->regmap, RT5514_VENDOR_ID2, &val);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int rt5514_i2c_probe(struct i2c_client *i2c,
|
|
const struct i2c_device_id *id)
|
|
{
|
|
struct rt5514_platform_data *pdata = dev_get_platdata(&i2c->dev);
|
|
struct rt5514_priv *rt5514;
|
|
int ret;
|
|
unsigned int val = ~0;
|
|
|
|
rt5514 = devm_kzalloc(&i2c->dev, sizeof(struct rt5514_priv),
|
|
GFP_KERNEL);
|
|
if (rt5514 == NULL)
|
|
return -ENOMEM;
|
|
|
|
i2c_set_clientdata(i2c, rt5514);
|
|
|
|
if (pdata)
|
|
rt5514->pdata = *pdata;
|
|
else
|
|
rt5514_parse_dp(rt5514, &i2c->dev);
|
|
|
|
rt5514->i2c_regmap = devm_regmap_init_i2c(i2c, &rt5514_i2c_regmap);
|
|
if (IS_ERR(rt5514->i2c_regmap)) {
|
|
ret = PTR_ERR(rt5514->i2c_regmap);
|
|
dev_err(&i2c->dev, "Failed to allocate register map: %d\n",
|
|
ret);
|
|
return ret;
|
|
}
|
|
|
|
rt5514->regmap = devm_regmap_init(&i2c->dev, NULL, i2c, &rt5514_regmap);
|
|
if (IS_ERR(rt5514->regmap)) {
|
|
ret = PTR_ERR(rt5514->regmap);
|
|
dev_err(&i2c->dev, "Failed to allocate register map: %d\n",
|
|
ret);
|
|
return ret;
|
|
}
|
|
|
|
/*
|
|
* The rt5514 can get confused if the i2c lines glitch together, as
|
|
* can happen at bootup as regulators are turned off and on. If it's
|
|
* in this glitched state the first i2c read will fail, so we'll give
|
|
* it one change to retry.
|
|
*/
|
|
ret = regmap_read(rt5514->regmap, RT5514_VENDOR_ID2, &val);
|
|
if (ret || val != RT5514_DEVICE_ID)
|
|
ret = regmap_read(rt5514->regmap, RT5514_VENDOR_ID2, &val);
|
|
if (ret || val != RT5514_DEVICE_ID) {
|
|
dev_err(&i2c->dev,
|
|
"Device with ID register %x is not rt5514\n", val);
|
|
return -ENODEV;
|
|
}
|
|
|
|
ret = regmap_multi_reg_write(rt5514->i2c_regmap, rt5514_i2c_patch,
|
|
ARRAY_SIZE(rt5514_i2c_patch));
|
|
if (ret != 0)
|
|
dev_warn(&i2c->dev, "Failed to apply i2c_regmap patch: %d\n",
|
|
ret);
|
|
|
|
ret = regmap_register_patch(rt5514->regmap, rt5514_patch,
|
|
ARRAY_SIZE(rt5514_patch));
|
|
if (ret != 0)
|
|
dev_warn(&i2c->dev, "Failed to apply regmap patch: %d\n", ret);
|
|
|
|
return devm_snd_soc_register_component(&i2c->dev,
|
|
&soc_component_dev_rt5514,
|
|
rt5514_dai, ARRAY_SIZE(rt5514_dai));
|
|
}
|
|
|
|
static const struct dev_pm_ops rt5514_i2_pm_ops = {
|
|
SET_SYSTEM_SLEEP_PM_OPS(NULL, rt5514_i2c_resume)
|
|
};
|
|
|
|
static struct i2c_driver rt5514_i2c_driver = {
|
|
.driver = {
|
|
.name = "rt5514",
|
|
.acpi_match_table = ACPI_PTR(rt5514_acpi_match),
|
|
.of_match_table = of_match_ptr(rt5514_of_match),
|
|
.pm = &rt5514_i2_pm_ops,
|
|
},
|
|
.probe = rt5514_i2c_probe,
|
|
.id_table = rt5514_i2c_id,
|
|
};
|
|
module_i2c_driver(rt5514_i2c_driver);
|
|
|
|
MODULE_DESCRIPTION("ASoC RT5514 driver");
|
|
MODULE_AUTHOR("Oder Chiou <oder_chiou@realtek.com>");
|
|
MODULE_LICENSE("GPL v2");
|