diff options
Diffstat (limited to 'sound/soc/codecs/rt1015.c')
-rw-r--r-- | sound/soc/codecs/rt1015.c | 993 |
1 files changed, 993 insertions, 0 deletions
diff --git a/sound/soc/codecs/rt1015.c b/sound/soc/codecs/rt1015.c new file mode 100644 index 000000000000..4a9c5b54008f --- /dev/null +++ b/sound/soc/codecs/rt1015.c @@ -0,0 +1,993 @@ +// SPDX-License-Identifier: GPL-2.0 +// +// rt1015.c -- RT1015 ALSA SoC audio amplifier driver +// +// Copyright 2019 Realtek Semiconductor Corp. +// +// Author: Jack Yu <jack.yu@realtek.com> +// +// + +#include <linux/fs.h> +#include <linux/module.h> +#include <linux/moduleparam.h> +#include <linux/init.h> +#include <linux/delay.h> +#include <linux/pm.h> +#include <linux/regmap.h> +#include <linux/i2c.h> +#include <linux/platform_device.h> +#include <linux/firmware.h> +#include <linux/gpio.h> +#include <sound/core.h> +#include <sound/pcm.h> +#include <sound/pcm_params.h> +#include <sound/soc.h> +#include <sound/soc-dapm.h> +#include <sound/initval.h> +#include <sound/tlv.h> + +#include "rl6231.h" +#include "rt1015.h" + +static const struct reg_default rt1015_reg[] = { + { 0x0000, 0x0000 }, + { 0x0004, 0xa000 }, + { 0x0006, 0x0003 }, + { 0x000a, 0x0802 }, + { 0x000c, 0x0020 }, + { 0x000e, 0x0000 }, + { 0x0010, 0x0000 }, + { 0x0012, 0x0000 }, + { 0x0020, 0x8000 }, + { 0x0022, 0x471b }, + { 0x006a, 0x0000 }, + { 0x006c, 0x4020 }, + { 0x0076, 0x0000 }, + { 0x0078, 0x0000 }, + { 0x007a, 0x0000 }, + { 0x007c, 0x10ec }, + { 0x007d, 0x1015 }, + { 0x00f0, 0x5000 }, + { 0x00f2, 0x0774 }, + { 0x00f3, 0x8400 }, + { 0x00f4, 0x0000 }, + { 0x0100, 0x0028 }, + { 0x0102, 0xff02 }, + { 0x0104, 0x8232 }, + { 0x0106, 0x200c }, + { 0x010c, 0x002f }, + { 0x010e, 0xc000 }, + { 0x0111, 0x0200 }, + { 0x0112, 0x0400 }, + { 0x0114, 0x0022 }, + { 0x0116, 0x0000 }, + { 0x0118, 0x0000 }, + { 0x011a, 0x0123 }, + { 0x011c, 0x4567 }, + { 0x0300, 0xdddd }, + { 0x0302, 0x0000 }, + { 0x0311, 0x9330 }, + { 0x0313, 0x0000 }, + { 0x0314, 0x0000 }, + { 0x031a, 0x00a0 }, + { 0x031c, 0x001f }, + { 0x031d, 0xffff }, + { 0x031e, 0x0000 }, + { 0x031f, 0x0000 }, + { 0x0321, 0x0000 }, + { 0x0322, 0x0000 }, + { 0x0328, 0x0000 }, + { 0x0329, 0x0000 }, + { 0x032a, 0x0000 }, + { 0x032b, 0x0000 }, + { 0x032c, 0x0000 }, + { 0x032d, 0x0000 }, + { 0x032e, 0x030e }, + { 0x0330, 0x0080 }, + { 0x0332, 0x0034 }, + { 0x0334, 0x0000 }, + { 0x0336, 0x0000 }, + { 0x0506, 0x04ff }, + { 0x0508, 0x0030 }, + { 0x050a, 0x0018 }, + { 0x0519, 0x307f }, + { 0x051a, 0xffff }, + { 0x051b, 0x4000 }, + { 0x051d, 0x0000 }, + { 0x051f, 0x0000 }, + { 0x0536, 0x1000 }, + { 0x0538, 0x0000 }, + { 0x053a, 0x0000 }, + { 0x053c, 0x0000 }, + { 0x053d, 0x0000 }, + { 0x053e, 0x0000 }, + { 0x053f, 0x0000 }, + { 0x0540, 0x0000 }, + { 0x0541, 0x0000 }, + { 0x0542, 0x0000 }, + { 0x0543, 0x0000 }, + { 0x0544, 0x0000 }, + { 0x0568, 0x0000 }, + { 0x056a, 0x0000 }, + { 0x1000, 0x0000 }, + { 0x1002, 0x6505 }, + { 0x1006, 0x5515 }, + { 0x1007, 0x003f }, + { 0x1009, 0x770f }, + { 0x100a, 0x01ff }, + { 0x100c, 0x0000 }, + { 0x100d, 0x0003 }, + { 0x1010, 0xa433 }, + { 0x1020, 0x0000 }, + { 0x1200, 0x3d02 }, + { 0x1202, 0x0813 }, + { 0x1204, 0x0211 }, + { 0x1206, 0x0000 }, + { 0x1208, 0x0000 }, + { 0x120a, 0x0000 }, + { 0x120c, 0x0000 }, + { 0x120e, 0x0000 }, + { 0x1210, 0x0000 }, + { 0x1212, 0x0000 }, + { 0x1300, 0x0701 }, + { 0x1302, 0x12f9 }, + { 0x1304, 0x3405 }, + { 0x1305, 0x0844 }, + { 0x1306, 0x1611 }, + { 0x1308, 0x555e }, + { 0x130a, 0x0000 }, + { 0x130c, 0x2400}, + { 0x130e, 0x7700 }, + { 0x130f, 0x0000 }, + { 0x1310, 0x0000 }, + { 0x1312, 0x0000 }, + { 0x1314, 0x0000 }, + { 0x1316, 0x0000 }, + { 0x1318, 0x0000 }, + { 0x131a, 0x0000 }, + { 0x1322, 0x0029 }, + { 0x1323, 0x4a52 }, + { 0x1324, 0x002c }, + { 0x1325, 0x0b02 }, + { 0x1326, 0x002d }, + { 0x1327, 0x6b5a }, + { 0x1328, 0x002e }, + { 0x1329, 0xcbb2 }, + { 0x132a, 0x0030 }, + { 0x132b, 0x2c0b }, + { 0x1330, 0x0031 }, + { 0x1331, 0x8c63 }, + { 0x1332, 0x0032 }, + { 0x1333, 0xecbb }, + { 0x1334, 0x0034 }, + { 0x1335, 0x4d13 }, + { 0x1336, 0x0037 }, + { 0x1337, 0x0dc3 }, + { 0x1338, 0x003d }, + { 0x1339, 0xef7b }, + { 0x133a, 0x0044 }, + { 0x133b, 0xd134 }, + { 0x133c, 0x0047 }, + { 0x133d, 0x91e4 }, + { 0x133e, 0x004d }, + { 0x133f, 0xc370 }, + { 0x1340, 0x0053 }, + { 0x1341, 0xf4fd }, + { 0x1342, 0x0060 }, + { 0x1343, 0x5816 }, + { 0x1344, 0x006c }, + { 0x1345, 0xbb2e }, + { 0x1346, 0x0072 }, + { 0x1347, 0xecbb }, + { 0x1348, 0x0076 }, + { 0x1349, 0x5d97 }, +}; + +static bool rt1015_volatile_register(struct device *dev, unsigned int reg) +{ + switch (reg) { + case RT1015_RESET: + case RT1015_CLK_DET: + case RT1015_SIL_DET: + case RT1015_VER_ID: + case RT1015_VENDOR_ID: + case RT1015_DEVICE_ID: + case RT1015_PRO_ALT: + case RT1015_DAC3: + case RT1015_VBAT_TEST_OUT1: + case RT1015_VBAT_TEST_OUT2: + case RT1015_VBAT_PROT_ATT: + case RT1015_VBAT_DET_CODE: + case RT1015_SMART_BST_CTRL1: + case RT1015_SPK_DC_DETECT1: + case RT1015_SPK_DC_DETECT4: + case RT1015_SPK_DC_DETECT5: + case RT1015_DC_CALIB_CLSD1: + case RT1015_DC_CALIB_CLSD5: + case RT1015_DC_CALIB_CLSD6: + case RT1015_DC_CALIB_CLSD7: + case RT1015_DC_CALIB_CLSD8: + case RT1015_S_BST_TIMING_INTER1: + return true; + + default: + return false; + } +} + +static bool rt1015_readable_register(struct device *dev, unsigned int reg) +{ + switch (reg) { + case RT1015_RESET: + case RT1015_CLK2: + case RT1015_CLK3: + case RT1015_PLL1: + case RT1015_PLL2: + case RT1015_CLK_DET: + case RT1015_SIL_DET: + case RT1015_CUSTOMER_ID: + case RT1015_PCODE_FWVER: + case RT1015_VER_ID: + case RT1015_VENDOR_ID: + case RT1015_DEVICE_ID: + case RT1015_PAD_DRV1: + case RT1015_PAD_DRV2: + case RT1015_GAT_BOOST: + case RT1015_PRO_ALT: + case RT1015_MAN_I2C: + case RT1015_DAC1: + case RT1015_DAC2: + case RT1015_DAC3: + case RT1015_ADC1: + case RT1015_ADC2: + case RT1015_TDM_MASTER: + case RT1015_TDM_TCON: + case RT1015_TDM1_1: + case RT1015_TDM1_2: + case RT1015_TDM1_3: + case RT1015_TDM1_4: + case RT1015_TDM1_5: + case RT1015_MIXER1: + case RT1015_MIXER2: + case RT1015_ANA_PROTECT1: + case RT1015_ANA_CTRL_SEQ1: + case RT1015_ANA_CTRL_SEQ2: + case RT1015_VBAT_DET_DEB: + case RT1015_VBAT_VOLT_DET1: + case RT1015_VBAT_VOLT_DET2: + case RT1015_VBAT_TEST_OUT1: + case RT1015_VBAT_TEST_OUT2: + case RT1015_VBAT_PROT_ATT: + case RT1015_VBAT_DET_CODE: + case RT1015_PWR1: + case RT1015_PWR4: + case RT1015_PWR5: + case RT1015_PWR6: + case RT1015_PWR7: + case RT1015_PWR8: + case RT1015_PWR9: + case RT1015_CLASSD_SEQ: + case RT1015_SMART_BST_CTRL1: + case RT1015_SMART_BST_CTRL2: + case RT1015_ANA_CTRL1: + case RT1015_ANA_CTRL2: + case RT1015_SPK_VOL: + case RT1015_SHORT_DETTOP1: + case RT1015_SHORT_DETTOP2: + case RT1015_SPK_DC_DETECT1: + case RT1015_SPK_DC_DETECT2: + case RT1015_SPK_DC_DETECT3: + case RT1015_SPK_DC_DETECT4: + case RT1015_SPK_DC_DETECT5: + case RT1015_BAT_RPO_STEP1: + case RT1015_BAT_RPO_STEP2: + case RT1015_BAT_RPO_STEP3: + case RT1015_BAT_RPO_STEP4: + case RT1015_BAT_RPO_STEP5: + case RT1015_BAT_RPO_STEP6: + case RT1015_BAT_RPO_STEP7: + case RT1015_BAT_RPO_STEP8: + case RT1015_BAT_RPO_STEP9: + case RT1015_BAT_RPO_STEP10: + case RT1015_BAT_RPO_STEP11: + case RT1015_BAT_RPO_STEP12: + case RT1015_SPREAD_SPEC1: + case RT1015_SPREAD_SPEC2: + case RT1015_PAD_STATUS: + case RT1015_PADS_PULLING_CTRL1: + case RT1015_PADS_DRIVING: + case RT1015_SYS_RST1: + case RT1015_SYS_RST2: + case RT1015_SYS_GATING1: + case RT1015_TEST_MODE1: + case RT1015_TEST_MODE2: + case RT1015_TIMING_CTRL1: + case RT1015_PLL_INT: + case RT1015_TEST_OUT1: + case RT1015_DC_CALIB_CLSD1: + case RT1015_DC_CALIB_CLSD2: + case RT1015_DC_CALIB_CLSD3: + case RT1015_DC_CALIB_CLSD4: + case RT1015_DC_CALIB_CLSD5: + case RT1015_DC_CALIB_CLSD6: + case RT1015_DC_CALIB_CLSD7: + case RT1015_DC_CALIB_CLSD8: + case RT1015_DC_CALIB_CLSD9: + case RT1015_DC_CALIB_CLSD10: + case RT1015_CLSD_INTERNAL1: + case RT1015_CLSD_INTERNAL2: + case RT1015_CLSD_INTERNAL3: + case RT1015_CLSD_INTERNAL4: + case RT1015_CLSD_INTERNAL5: + case RT1015_CLSD_INTERNAL6: + case RT1015_CLSD_INTERNAL7: + case RT1015_CLSD_INTERNAL8: + case RT1015_CLSD_INTERNAL9: + case RT1015_CLSD_OCP_CTRL: + case RT1015_VREF_LV: + case RT1015_MBIAS1: + case RT1015_MBIAS2: + case RT1015_MBIAS3: + case RT1015_MBIAS4: + case RT1015_VREF_LV1: + case RT1015_S_BST_TIMING_INTER1: + case RT1015_S_BST_TIMING_INTER2: + case RT1015_S_BST_TIMING_INTER3: + case RT1015_S_BST_TIMING_INTER4: + case RT1015_S_BST_TIMING_INTER5: + case RT1015_S_BST_TIMING_INTER6: + case RT1015_S_BST_TIMING_INTER7: + case RT1015_S_BST_TIMING_INTER8: + case RT1015_S_BST_TIMING_INTER9: + case RT1015_S_BST_TIMING_INTER10: + case RT1015_S_BST_TIMING_INTER11: + case RT1015_S_BST_TIMING_INTER12: + case RT1015_S_BST_TIMING_INTER13: + case RT1015_S_BST_TIMING_INTER14: + case RT1015_S_BST_TIMING_INTER15: + case RT1015_S_BST_TIMING_INTER16: + case RT1015_S_BST_TIMING_INTER17: + case RT1015_S_BST_TIMING_INTER18: + case RT1015_S_BST_TIMING_INTER19: + case RT1015_S_BST_TIMING_INTER20: + case RT1015_S_BST_TIMING_INTER21: + case RT1015_S_BST_TIMING_INTER22: + case RT1015_S_BST_TIMING_INTER23: + case RT1015_S_BST_TIMING_INTER24: + case RT1015_S_BST_TIMING_INTER25: + case RT1015_S_BST_TIMING_INTER26: + case RT1015_S_BST_TIMING_INTER27: + case RT1015_S_BST_TIMING_INTER28: + case RT1015_S_BST_TIMING_INTER29: + case RT1015_S_BST_TIMING_INTER30: + case RT1015_S_BST_TIMING_INTER31: + case RT1015_S_BST_TIMING_INTER32: + case RT1015_S_BST_TIMING_INTER33: + case RT1015_S_BST_TIMING_INTER34: + case RT1015_S_BST_TIMING_INTER35: + case RT1015_S_BST_TIMING_INTER36: + return true; + + default: + return false; + } +} + +static const DECLARE_TLV_DB_SCALE(dac_vol_tlv, -9525, 75, 0); + +static const char * const rt1015_din_source_select[] = { + "Left", + "Right", + "Left + Right average", +}; + +static SOC_ENUM_SINGLE_DECL(rt1015_mono_lr_sel, RT1015_PAD_DRV2, 4, + rt1015_din_source_select); + +static const char * const rt1015_boost_mode[] = { + "Bypass", "Adaptive", "Fixed Adaptive" +}; + +static const SOC_ENUM_SINGLE_DECL(rt1015_boost_mode_enum, 0, 0, + rt1015_boost_mode); + +static int rt1015_boost_mode_get(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_soc_component *component = + snd_soc_kcontrol_component(kcontrol); + struct rt1015_priv *rt1015 = + snd_soc_component_get_drvdata(component); + + ucontrol->value.integer.value[0] = rt1015->boost_mode; + + return 0; +} + +static int rt1015_boost_mode_put(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_soc_component *component = + snd_soc_kcontrol_component(kcontrol); + struct rt1015_priv *rt1015 = + snd_soc_component_get_drvdata(component); + + rt1015->boost_mode = ucontrol->value.integer.value[0]; + + switch (rt1015->boost_mode) { + case BYPASS: + snd_soc_component_update_bits(component, + RT1015_SMART_BST_CTRL1, RT1015_ABST_AUTO_EN_MASK | + RT1015_ABST_FIX_TGT_MASK | RT1015_BYPASS_SWR_REG_MASK, + RT1015_ABST_REG_MODE | RT1015_ABST_FIX_TGT_DIS | + RT1015_BYPASS_SWRREG_BYPASS); + break; + case ADAPTIVE: + snd_soc_component_update_bits(component, + RT1015_SMART_BST_CTRL1, RT1015_ABST_AUTO_EN_MASK | + RT1015_ABST_FIX_TGT_MASK | RT1015_BYPASS_SWR_REG_MASK, + RT1015_ABST_AUTO_MODE | RT1015_ABST_FIX_TGT_DIS | + RT1015_BYPASS_SWRREG_PASS); + break; + case FIXED_ADAPTIVE: + snd_soc_component_update_bits(component, + RT1015_SMART_BST_CTRL1, RT1015_ABST_AUTO_EN_MASK | + RT1015_ABST_FIX_TGT_MASK | RT1015_BYPASS_SWR_REG_MASK, + RT1015_ABST_AUTO_MODE | RT1015_ABST_FIX_TGT_EN | + RT1015_BYPASS_SWRREG_PASS); + break; + default: + dev_err(component->dev, "Unknown boost control.\n"); + } + + return 0; +} + +static int rt5518_bypass_boost_get(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_soc_component *component = + snd_soc_kcontrol_component(kcontrol); + struct rt1015_priv *rt1015 = + snd_soc_component_get_drvdata(component); + + ucontrol->value.integer.value[0] = rt1015->bypass_boost; + + return 0; +} + +static int rt5518_bypass_boost_put(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_soc_component *component = + snd_soc_kcontrol_component(kcontrol); + struct rt1015_priv *rt1015 = + snd_soc_component_get_drvdata(component); + + if (!rt1015->dac_is_used) { + rt1015->bypass_boost = ucontrol->value.integer.value[0]; + if (rt1015->bypass_boost == 1) { + snd_soc_component_write(component, + RT1015_PWR4, 0x00b2); + snd_soc_component_write(component, + RT1015_CLSD_INTERNAL8, 0x2008); + snd_soc_component_write(component, + RT1015_CLSD_INTERNAL9, 0x0140); + snd_soc_component_write(component, + RT1015_GAT_BOOST, 0x00fe); + snd_soc_component_write(component, + RT1015_PWR_STATE_CTRL, 0x000d); + msleep(500); + snd_soc_component_write(component, + RT1015_PWR_STATE_CTRL, 0x000e); + } + } else + dev_err(component->dev, "DAC is being used!\n"); + + return 0; +} + +static const struct snd_kcontrol_new rt1015_snd_controls[] = { + SOC_SINGLE_TLV("DAC Playback Volume", RT1015_DAC1, RT1015_DAC_VOL_SFT, + 127, 0, dac_vol_tlv), + SOC_DOUBLE("DAC Playback Switch", RT1015_DAC3, + RT1015_DA_MUTE_SFT, RT1015_DVOL_MUTE_FLAG_SFT, 1, 1), + SOC_ENUM_EXT("Boost Mode", rt1015_boost_mode_enum, + rt1015_boost_mode_get, rt1015_boost_mode_put), + SOC_ENUM("Mono LR Select", rt1015_mono_lr_sel), + SOC_SINGLE_EXT("Bypass Boost", SND_SOC_NOPM, 0, 1, 0, + rt5518_bypass_boost_get, rt5518_bypass_boost_put), +}; + +static int rt1015_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 rt1015_priv *rt1015 = snd_soc_component_get_drvdata(component); + + if (rt1015->sysclk_src == RT1015_SCLK_S_PLL) + return 1; + else + return 0; +} + +static int r1015_dac_event(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 rt1015_priv *rt1015 = snd_soc_component_get_drvdata(component); + + switch (event) { + case SND_SOC_DAPM_PRE_PMU: + rt1015->dac_is_used = 1; + if (rt1015->bypass_boost == 0) { + snd_soc_component_write(component, + RT1015_SYS_RST1, 0x05f7); + snd_soc_component_write(component, + RT1015_GAT_BOOST, 0xacfe); + snd_soc_component_write(component, + RT1015_PWR9, 0xaa00); + snd_soc_component_write(component, + RT1015_GAT_BOOST, 0xecfe); + } else { + snd_soc_component_write(component, + RT1015_SYS_RST1, 0x05f7); + snd_soc_component_write(component, + RT1015_PWR_STATE_CTRL, 0x026e); + } + break; + + case SND_SOC_DAPM_POST_PMD: + if (rt1015->bypass_boost == 0) { + snd_soc_component_write(component, + RT1015_PWR9, 0xa800); + snd_soc_component_write(component, + RT1015_SYS_RST1, 0x05f5); + } else { + snd_soc_component_write(component, + RT1015_PWR_STATE_CTRL, 0x0268); + snd_soc_component_write(component, + RT1015_SYS_RST1, 0x05f5); + } + rt1015->dac_is_used = 0; + break; + + default: + break; + } + return 0; +} + +static const struct snd_soc_dapm_widget rt1015_dapm_widgets[] = { + SND_SOC_DAPM_SUPPLY("LDO2", RT1015_PWR1, RT1015_PWR_LDO2_BIT, 0, + NULL, 0), + SND_SOC_DAPM_SUPPLY("INT RC CLK", RT1015_PWR1, RT1015_PWR_INTCLK_BIT, + 0, NULL, 0), + SND_SOC_DAPM_SUPPLY("ISENSE", RT1015_PWR1, RT1015_PWR_ISENSE_BIT, 0, + NULL, 0), + SND_SOC_DAPM_SUPPLY("VSENSE", RT1015_PWR1, RT1015_PWR_VSENSE_BIT, 0, + NULL, 0), + SND_SOC_DAPM_SUPPLY("PLL", RT1015_PWR1, RT1015_PWR_PLL_BIT, 0, + NULL, 0), + SND_SOC_DAPM_SUPPLY("BG1 BG2", RT1015_PWR1, RT1015_PWR_BG_1_2_BIT, 0, + NULL, 0), + SND_SOC_DAPM_SUPPLY("MBIAS BG", RT1015_PWR1, RT1015_PWR_MBIAS_BG_BIT, 0, + NULL, 0), + SND_SOC_DAPM_SUPPLY("VBAT", RT1015_PWR1, RT1015_PWR_VBAT_BIT, 0, NULL, + 0), + SND_SOC_DAPM_SUPPLY("MBIAS", RT1015_PWR1, RT1015_PWR_MBIAS_BIT, 0, + NULL, 0), + SND_SOC_DAPM_SUPPLY("ADCV", RT1015_PWR1, RT1015_PWR_ADCV_BIT, 0, NULL, + 0), + SND_SOC_DAPM_SUPPLY("MIXERV", RT1015_PWR1, RT1015_PWR_MIXERV_BIT, 0, + NULL, 0), + SND_SOC_DAPM_SUPPLY("SUMV", RT1015_PWR1, RT1015_PWR_SUMV_BIT, 0, NULL, + 0), + SND_SOC_DAPM_SUPPLY("VREFLV", RT1015_PWR1, RT1015_PWR_VREFLV_BIT, 0, + NULL, 0), + + SND_SOC_DAPM_AIF_IN("AIFRX", "AIF Playback", 0, SND_SOC_NOPM, 0, 0), + SND_SOC_DAPM_DAC_E("DAC", NULL, RT1015_PWR1, RT1015_PWR_DAC_BIT, 0, + r1015_dac_event, SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD), + + SND_SOC_DAPM_OUTPUT("SPO"), +}; + +static const struct snd_soc_dapm_route rt1015_dapm_routes[] = { + { "DAC", NULL, "AIFRX" }, + { "DAC", NULL, "LDO2" }, + { "DAC", NULL, "PLL", rt1015_is_sys_clk_from_pll}, + { "DAC", NULL, "INT RC CLK" }, + { "DAC", NULL, "ISENSE" }, + { "DAC", NULL, "VSENSE" }, + { "DAC", NULL, "BG1 BG2" }, + { "DAC", NULL, "MBIAS BG" }, + { "DAC", NULL, "VBAT" }, + { "DAC", NULL, "MBIAS" }, + { "DAC", NULL, "ADCV" }, + { "DAC", NULL, "MIXERV" }, + { "DAC", NULL, "SUMV" }, + { "DAC", NULL, "VREFLV" }, + { "SPO", NULL, "DAC" }, +}; + +static int rt1015_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 rt1015_priv *rt1015 = snd_soc_component_get_drvdata(component); + int pre_div, bclk_ms, frame_size; + unsigned int val_len = 0; + + rt1015->lrck = params_rate(params); + pre_div = rl6231_get_clk_info(rt1015->sysclk, rt1015->lrck); + if (pre_div < 0) { + dev_err(component->dev, "Unsupported clock rate\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; + rt1015->bclk = rt1015->lrck * (32 << bclk_ms); + + dev_dbg(component->dev, "bclk_ms is %d and pre_div is %d for iis %d\n", + bclk_ms, pre_div, dai->id); + + dev_dbg(component->dev, "lrck is %dHz and pre_div is %d for iis %d\n", + rt1015->lrck, pre_div, dai->id); + + switch (params_width(params)) { + case 16: + break; + case 20: + val_len = RT1015_I2S_DL_20; + break; + case 24: + val_len = RT1015_I2S_DL_24; + break; + case 8: + val_len = RT1015_I2S_DL_8; + break; + default: + return -EINVAL; + } + + snd_soc_component_update_bits(component, RT1015_TDM_MASTER, + RT1015_I2S_DL_MASK, val_len); + snd_soc_component_update_bits(component, RT1015_CLK2, + RT1015_FS_PD_MASK, pre_div); + + return 0; +} + +static int rt1015_set_dai_fmt(struct snd_soc_dai *dai, unsigned int fmt) +{ + struct snd_soc_component *component = dai->component; + unsigned int reg_val = 0, reg_val2 = 0; + + switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) { + case SND_SOC_DAIFMT_CBM_CFM: + reg_val |= RT1015_TCON_TDM_MS_M; + break; + case SND_SOC_DAIFMT_CBS_CFS: + reg_val |= RT1015_TCON_TDM_MS_S; + break; + default: + return -EINVAL; + } + + switch (fmt & SND_SOC_DAIFMT_INV_MASK) { + case SND_SOC_DAIFMT_NB_NF: + break; + case SND_SOC_DAIFMT_IB_NF: + reg_val2 |= RT1015_TDM_INV_BCLK; + 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 |= RT1015_I2S_M_DF_LEFT; + break; + + case SND_SOC_DAIFMT_DSP_A: + reg_val |= RT1015_I2S_M_DF_PCM_A; + break; + + case SND_SOC_DAIFMT_DSP_B: + reg_val |= RT1015_I2S_M_DF_PCM_B; + break; + + default: + return -EINVAL; + } + + snd_soc_component_update_bits(component, RT1015_TDM_MASTER, + RT1015_TCON_TDM_MS_MASK | RT1015_I2S_M_DF_MASK, + reg_val); + snd_soc_component_update_bits(component, RT1015_TDM1_1, + RT1015_TDM_INV_BCLK_MASK, reg_val2); + + return 0; +} + +static int rt1015_set_component_sysclk(struct snd_soc_component *component, + int clk_id, int source, unsigned int freq, int dir) +{ + struct rt1015_priv *rt1015 = snd_soc_component_get_drvdata(component); + unsigned int reg_val = 0; + + if (freq == rt1015->sysclk && clk_id == rt1015->sysclk_src) + return 0; + + switch (clk_id) { + case RT1015_SCLK_S_MCLK: + reg_val |= RT1015_CLK_SYS_PRE_SEL_MCLK; + break; + + case RT1015_SCLK_S_PLL: + reg_val |= RT1015_CLK_SYS_PRE_SEL_PLL; + break; + + default: + dev_err(component->dev, "Invalid clock id (%d)\n", clk_id); + return -EINVAL; + } + + rt1015->sysclk = freq; + rt1015->sysclk_src = clk_id; + + dev_dbg(component->dev, "Sysclk is %dHz and clock id is %d\n", + freq, clk_id); + + snd_soc_component_update_bits(component, RT1015_CLK2, + RT1015_CLK_SYS_PRE_SEL_MASK, reg_val); + + return 0; +} + +static int rt1015_set_component_pll(struct snd_soc_component *component, + int pll_id, int source, unsigned int freq_in, + unsigned int freq_out) +{ + struct rt1015_priv *rt1015 = 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"); + + rt1015->pll_in = 0; + rt1015->pll_out = 0; + + return 0; + } + + if (source == rt1015->pll_src && freq_in == rt1015->pll_in && + freq_out == rt1015->pll_out) + return 0; + + switch (source) { + case RT1015_PLL_S_MCLK: + snd_soc_component_update_bits(component, RT1015_CLK2, + RT1015_PLL_SEL_MASK, RT1015_PLL_SEL_PLL_SRC2); + break; + + case RT1015_PLL_S_BCLK: + snd_soc_component_update_bits(component, RT1015_CLK2, + RT1015_PLL_SEL_MASK, RT1015_PLL_SEL_BCLK); + 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); + + snd_soc_component_write(component, RT1015_PLL1, + (pll_code.m_bp ? 0 : pll_code.m_code) << RT1015_PLL_M_SFT | + pll_code.m_bp << RT1015_PLL_M_BP_SFT | pll_code.n_code); + snd_soc_component_write(component, RT1015_PLL2, + pll_code.k_code); + + rt1015->pll_in = freq_in; + rt1015->pll_out = freq_out; + rt1015->pll_src = source; + + return 0; +} + +static int rt1015_probe(struct snd_soc_component *component) +{ + struct rt1015_priv *rt1015 = + snd_soc_component_get_drvdata(component); + + rt1015->component = component; + snd_soc_component_write(component, RT1015_BAT_RPO_STEP1, 0x061c); + + return 0; +} + +static void rt1015_remove(struct snd_soc_component *component) +{ + struct rt1015_priv *rt1015 = snd_soc_component_get_drvdata(component); + + regmap_write(rt1015->regmap, RT1015_RESET, 0); +} + +#define RT1015_STEREO_RATES SNDRV_PCM_RATE_8000_192000 +#define RT1015_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE | \ + SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S8) + +struct snd_soc_dai_ops rt1015_aif_dai_ops = { + .hw_params = rt1015_hw_params, + .set_fmt = rt1015_set_dai_fmt, +}; + +struct snd_soc_dai_driver rt1015_dai[] = { + { + .name = "rt1015-aif", + .id = 0, + .playback = { + .stream_name = "AIF Playback", + .channels_min = 1, + .channels_max = 4, + .rates = RT1015_STEREO_RATES, + .formats = RT1015_FORMATS, + }, + } +}; + +#ifdef CONFIG_PM +static int rt1015_suspend(struct snd_soc_component *component) +{ + struct rt1015_priv *rt1015 = snd_soc_component_get_drvdata(component); + + regcache_cache_only(rt1015->regmap, true); + regcache_mark_dirty(rt1015->regmap); + + return 0; +} + +static int rt1015_resume(struct snd_soc_component *component) +{ + struct rt1015_priv *rt1015 = snd_soc_component_get_drvdata(component); + + regcache_cache_only(rt1015->regmap, false); + regcache_sync(rt1015->regmap); + return 0; +} +#else +#define rt1015_suspend NULL +#define rt1015_resume NULL +#endif + +static const struct snd_soc_component_driver soc_component_dev_rt1015 = { + .probe = rt1015_probe, + .remove = rt1015_remove, + .suspend = rt1015_suspend, + .resume = rt1015_resume, + .controls = rt1015_snd_controls, + .num_controls = ARRAY_SIZE(rt1015_snd_controls), + .dapm_widgets = rt1015_dapm_widgets, + .num_dapm_widgets = ARRAY_SIZE(rt1015_dapm_widgets), + .dapm_routes = rt1015_dapm_routes, + .num_dapm_routes = ARRAY_SIZE(rt1015_dapm_routes), + .set_sysclk = rt1015_set_component_sysclk, + .set_pll = rt1015_set_component_pll, + .use_pmdown_time = 1, + .endianness = 1, + .non_legacy_dai_naming = 1, +}; + +static const struct regmap_config rt1015_regmap = { + .reg_bits = 16, + .val_bits = 16, + .max_register = RT1015_S_BST_TIMING_INTER36, + .volatile_reg = rt1015_volatile_register, + .readable_reg = rt1015_readable_register, + .cache_type = REGCACHE_RBTREE, + .reg_defaults = rt1015_reg, + .num_reg_defaults = ARRAY_SIZE(rt1015_reg), +}; + +static const struct i2c_device_id rt1015_i2c_id[] = { + { "rt1015", 0 }, + { } +}; +MODULE_DEVICE_TABLE(i2c, rt1015_i2c_id); + +#if defined(CONFIG_OF) +static const struct of_device_id rt1015_of_match[] = { + { .compatible = "realtek,rt1015", }, + {}, +}; +MODULE_DEVICE_TABLE(of, rt1015_of_match); +#endif + +#ifdef CONFIG_ACPI +static struct acpi_device_id rt1015_acpi_match[] = { + {"10EC1015", 0,}, + {}, +}; +MODULE_DEVICE_TABLE(acpi, rt1015_acpi_match); +#endif + +static int rt1015_i2c_probe(struct i2c_client *i2c, + const struct i2c_device_id *id) +{ + struct rt1015_priv *rt1015; + int ret; + unsigned int val; + + rt1015 = devm_kzalloc(&i2c->dev, sizeof(struct rt1015_priv), + GFP_KERNEL); + if (rt1015 == NULL) + return -ENOMEM; + + i2c_set_clientdata(i2c, rt1015); + + rt1015->regmap = devm_regmap_init_i2c(i2c, &rt1015_regmap); + if (IS_ERR(rt1015->regmap)) { + ret = PTR_ERR(rt1015->regmap); + dev_err(&i2c->dev, "Failed to allocate register map: %d\n", + ret); + return ret; + } + + regmap_read(rt1015->regmap, RT1015_DEVICE_ID, &val); + if ((val != RT1015_DEVICE_ID_VAL) && (val != RT1015_DEVICE_ID_VAL2)) { + dev_err(&i2c->dev, + "Device with ID register %x is not rt1015\n", val); + return -ENODEV; + } + + return devm_snd_soc_register_component(&i2c->dev, + &soc_component_dev_rt1015, + rt1015_dai, ARRAY_SIZE(rt1015_dai)); +} + +static void rt1015_i2c_shutdown(struct i2c_client *client) +{ + struct rt1015_priv *rt1015 = i2c_get_clientdata(client); + + regmap_write(rt1015->regmap, RT1015_RESET, 0); +} + +static struct i2c_driver rt1015_i2c_driver = { + .driver = { + .name = "rt1015", + .of_match_table = of_match_ptr(rt1015_of_match), + .acpi_match_table = ACPI_PTR(rt1015_acpi_match), + }, + .probe = rt1015_i2c_probe, + .shutdown = rt1015_i2c_shutdown, + .id_table = rt1015_i2c_id, +}; +module_i2c_driver(rt1015_i2c_driver); + +MODULE_DESCRIPTION("ASoC RT1015 driver"); +MODULE_AUTHOR("Jack Yu <jack.yu@realtek.com>"); +MODULE_LICENSE("GPL v2"); |