| Author | Tokens | Token Proportion | Commits | Commit Proportion |
|---|---|---|---|---|
| David Rhodes | 6030 | 79.32% | 2 | 4.35% |
| Lucas Tanure | 708 | 9.31% | 18 | 39.13% |
| Charles Keepax | 538 | 7.08% | 11 | 23.91% |
| Stefan Binding | 187 | 2.46% | 7 | 15.22% |
| Cristian Ciocaltea | 113 | 1.49% | 5 | 10.87% |
| Uwe Kleine-König | 16 | 0.21% | 1 | 2.17% |
| Jianhua Lu | 8 | 0.11% | 1 | 2.17% |
| Krzysztof Kozlowski | 2 | 0.03% | 1 | 2.17% |
| Total | 7602 | 46 |
// SPDX-License-Identifier: GPL-2.0 // // cs35l41.c -- CS35l41 ALSA SoC audio driver // // Copyright 2017-2021 Cirrus Logic, Inc. // // Author: David Rhodes <david.rhodes@cirrus.com> #include <linux/acpi.h> #include <linux/delay.h> #include <linux/err.h> #include <linux/init.h> #include <linux/kernel.h> #include <linux/module.h> #include <linux/moduleparam.h> #include <linux/pm_runtime.h> #include <linux/property.h> #include <sound/initval.h> #include <sound/pcm.h> #include <sound/pcm_params.h> #include <sound/soc.h> #include <sound/soc-dapm.h> #include <sound/tlv.h> #include "cs35l41.h" static const char * const cs35l41_supplies[CS35L41_NUM_SUPPLIES] = { "VA", "VP", }; struct cs35l41_pll_sysclk_config { int freq; int clk_cfg; }; static const struct cs35l41_pll_sysclk_config cs35l41_pll_sysclk[] = { { 32768, 0x00 }, { 8000, 0x01 }, { 11025, 0x02 }, { 12000, 0x03 }, { 16000, 0x04 }, { 22050, 0x05 }, { 24000, 0x06 }, { 32000, 0x07 }, { 44100, 0x08 }, { 48000, 0x09 }, { 88200, 0x0A }, { 96000, 0x0B }, { 128000, 0x0C }, { 176400, 0x0D }, { 192000, 0x0E }, { 256000, 0x0F }, { 352800, 0x10 }, { 384000, 0x11 }, { 512000, 0x12 }, { 705600, 0x13 }, { 750000, 0x14 }, { 768000, 0x15 }, { 1000000, 0x16 }, { 1024000, 0x17 }, { 1200000, 0x18 }, { 1411200, 0x19 }, { 1500000, 0x1A }, { 1536000, 0x1B }, { 2000000, 0x1C }, { 2048000, 0x1D }, { 2400000, 0x1E }, { 2822400, 0x1F }, { 3000000, 0x20 }, { 3072000, 0x21 }, { 3200000, 0x22 }, { 4000000, 0x23 }, { 4096000, 0x24 }, { 4800000, 0x25 }, { 5644800, 0x26 }, { 6000000, 0x27 }, { 6144000, 0x28 }, { 6250000, 0x29 }, { 6400000, 0x2A }, { 6500000, 0x2B }, { 6750000, 0x2C }, { 7526400, 0x2D }, { 8000000, 0x2E }, { 8192000, 0x2F }, { 9600000, 0x30 }, { 11289600, 0x31 }, { 12000000, 0x32 }, { 12288000, 0x33 }, { 12500000, 0x34 }, { 12800000, 0x35 }, { 13000000, 0x36 }, { 13500000, 0x37 }, { 19200000, 0x38 }, { 22579200, 0x39 }, { 24000000, 0x3A }, { 24576000, 0x3B }, { 25000000, 0x3C }, { 25600000, 0x3D }, { 26000000, 0x3E }, { 27000000, 0x3F }, }; struct cs35l41_fs_mon_config { int freq; unsigned int fs1; unsigned int fs2; }; static const struct cs35l41_fs_mon_config cs35l41_fs_mon[] = { { 32768, 2254, 3754 }, { 8000, 9220, 15364 }, { 11025, 6148, 10244 }, { 12000, 6148, 10244 }, { 16000, 4612, 7684 }, { 22050, 3076, 5124 }, { 24000, 3076, 5124 }, { 32000, 2308, 3844 }, { 44100, 1540, 2564 }, { 48000, 1540, 2564 }, { 88200, 772, 1284 }, { 96000, 772, 1284 }, { 128000, 580, 964 }, { 176400, 388, 644 }, { 192000, 388, 644 }, { 256000, 292, 484 }, { 352800, 196, 324 }, { 384000, 196, 324 }, { 512000, 148, 244 }, { 705600, 100, 164 }, { 750000, 100, 164 }, { 768000, 100, 164 }, { 1000000, 76, 124 }, { 1024000, 76, 124 }, { 1200000, 64, 104 }, { 1411200, 52, 84 }, { 1500000, 52, 84 }, { 1536000, 52, 84 }, { 2000000, 40, 64 }, { 2048000, 40, 64 }, { 2400000, 34, 54 }, { 2822400, 28, 44 }, { 3000000, 28, 44 }, { 3072000, 28, 44 }, { 3200000, 27, 42 }, { 4000000, 22, 34 }, { 4096000, 22, 34 }, { 4800000, 19, 29 }, { 5644800, 16, 24 }, { 6000000, 16, 24 }, { 6144000, 16, 24 }, { 12288000, 0, 0 }, }; static int cs35l41_get_fs_mon_config_index(int freq) { int i; for (i = 0; i < ARRAY_SIZE(cs35l41_fs_mon); i++) { if (cs35l41_fs_mon[i].freq == freq) return i; } return -EINVAL; } static const DECLARE_TLV_DB_RANGE(dig_vol_tlv, 0, 0, TLV_DB_SCALE_ITEM(TLV_DB_GAIN_MUTE, 0, 1), 1, 913, TLV_DB_MINMAX_ITEM(-10200, 1200)); static DECLARE_TLV_DB_SCALE(amp_gain_tlv, 50, 100, 0); static const struct snd_kcontrol_new dre_ctrl = SOC_DAPM_SINGLE("Switch", CS35L41_PWR_CTRL3, 20, 1, 0); static const char * const cs35l41_pcm_sftramp_text[] = { "Off", ".5ms", "1ms", "2ms", "4ms", "8ms", "15ms", "30ms" }; static SOC_ENUM_SINGLE_DECL(pcm_sft_ramp, CS35L41_AMP_DIG_VOL_CTRL, 0, cs35l41_pcm_sftramp_text); static int cs35l41_dsp_preload_ev(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 cs35l41_private *cs35l41 = snd_soc_component_get_drvdata(component); int ret; switch (event) { case SND_SOC_DAPM_PRE_PMU: if (cs35l41->dsp.cs_dsp.booted) return 0; return wm_adsp_early_event(w, kcontrol, event); case SND_SOC_DAPM_PRE_PMD: if (cs35l41->dsp.preloaded) return 0; if (cs35l41->dsp.cs_dsp.running) { ret = wm_adsp_event(w, kcontrol, event); if (ret) return ret; } return wm_adsp_early_event(w, kcontrol, event); default: return 0; } } static int cs35l41_dsp_audio_ev(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 cs35l41_private *cs35l41 = snd_soc_component_get_drvdata(component); unsigned int fw_status; int ret; switch (event) { case SND_SOC_DAPM_POST_PMU: if (!cs35l41->dsp.cs_dsp.running) return wm_adsp_event(w, kcontrol, event); ret = regmap_read(cs35l41->regmap, CS35L41_DSP_MBOX_2, &fw_status); if (ret < 0) { dev_err(cs35l41->dev, "Failed to read firmware status: %d\n", ret); return ret; } switch (fw_status) { case CSPL_MBOX_STS_RUNNING: case CSPL_MBOX_STS_PAUSED: break; default: dev_err(cs35l41->dev, "Firmware status is invalid: %u\n", fw_status); return -EINVAL; } return cs35l41_set_cspl_mbox_cmd(cs35l41->dev, cs35l41->regmap, CSPL_MBOX_CMD_RESUME); case SND_SOC_DAPM_PRE_PMD: return cs35l41_set_cspl_mbox_cmd(cs35l41->dev, cs35l41->regmap, CSPL_MBOX_CMD_PAUSE); default: return 0; } } static const char * const cs35l41_pcm_source_texts[] = {"ASP", "DSP"}; static const unsigned int cs35l41_pcm_source_values[] = {0x08, 0x32}; static SOC_VALUE_ENUM_SINGLE_DECL(cs35l41_pcm_source_enum, CS35L41_DAC_PCM1_SRC, 0, CS35L41_ASP_SOURCE_MASK, cs35l41_pcm_source_texts, cs35l41_pcm_source_values); static const struct snd_kcontrol_new pcm_source_mux = SOC_DAPM_ENUM("PCM Source", cs35l41_pcm_source_enum); static const char * const cs35l41_tx_input_texts[] = { "Zero", "ASPRX1", "ASPRX2", "VMON", "IMON", "VPMON", "VBSTMON", "DSPTX1", "DSPTX2" }; static const unsigned int cs35l41_tx_input_values[] = { 0x00, CS35L41_INPUT_SRC_ASPRX1, CS35L41_INPUT_SRC_ASPRX2, CS35L41_INPUT_SRC_VMON, CS35L41_INPUT_SRC_IMON, CS35L41_INPUT_SRC_VPMON, CS35L41_INPUT_SRC_VBSTMON, CS35L41_INPUT_DSP_TX1, CS35L41_INPUT_DSP_TX2 }; static SOC_VALUE_ENUM_SINGLE_DECL(cs35l41_asptx1_enum, CS35L41_ASP_TX1_SRC, 0, CS35L41_ASP_SOURCE_MASK, cs35l41_tx_input_texts, cs35l41_tx_input_values); static const struct snd_kcontrol_new asp_tx1_mux = SOC_DAPM_ENUM("ASPTX1 SRC", cs35l41_asptx1_enum); static SOC_VALUE_ENUM_SINGLE_DECL(cs35l41_asptx2_enum, CS35L41_ASP_TX2_SRC, 0, CS35L41_ASP_SOURCE_MASK, cs35l41_tx_input_texts, cs35l41_tx_input_values); static const struct snd_kcontrol_new asp_tx2_mux = SOC_DAPM_ENUM("ASPTX2 SRC", cs35l41_asptx2_enum); static SOC_VALUE_ENUM_SINGLE_DECL(cs35l41_asptx3_enum, CS35L41_ASP_TX3_SRC, 0, CS35L41_ASP_SOURCE_MASK, cs35l41_tx_input_texts, cs35l41_tx_input_values); static const struct snd_kcontrol_new asp_tx3_mux = SOC_DAPM_ENUM("ASPTX3 SRC", cs35l41_asptx3_enum); static SOC_VALUE_ENUM_SINGLE_DECL(cs35l41_asptx4_enum, CS35L41_ASP_TX4_SRC, 0, CS35L41_ASP_SOURCE_MASK, cs35l41_tx_input_texts, cs35l41_tx_input_values); static const struct snd_kcontrol_new asp_tx4_mux = SOC_DAPM_ENUM("ASPTX4 SRC", cs35l41_asptx4_enum); static SOC_VALUE_ENUM_SINGLE_DECL(cs35l41_dsprx1_enum, CS35L41_DSP1_RX1_SRC, 0, CS35L41_ASP_SOURCE_MASK, cs35l41_tx_input_texts, cs35l41_tx_input_values); static const struct snd_kcontrol_new dsp_rx1_mux = SOC_DAPM_ENUM("DSPRX1 SRC", cs35l41_dsprx1_enum); static SOC_VALUE_ENUM_SINGLE_DECL(cs35l41_dsprx2_enum, CS35L41_DSP1_RX2_SRC, 0, CS35L41_ASP_SOURCE_MASK, cs35l41_tx_input_texts, cs35l41_tx_input_values); static const struct snd_kcontrol_new dsp_rx2_mux = SOC_DAPM_ENUM("DSPRX2 SRC", cs35l41_dsprx2_enum); static const struct snd_kcontrol_new cs35l41_aud_controls[] = { SOC_SINGLE_SX_TLV("Digital PCM Volume", CS35L41_AMP_DIG_VOL_CTRL, 3, 0x4CF, 0x391, dig_vol_tlv), SOC_SINGLE_TLV("Analog PCM Volume", CS35L41_AMP_GAIN_CTRL, 5, 0x14, 0, amp_gain_tlv), SOC_ENUM("PCM Soft Ramp", pcm_sft_ramp), SOC_SINGLE("HW Noise Gate Enable", CS35L41_NG_CFG, 8, 63, 0), SOC_SINGLE("HW Noise Gate Delay", CS35L41_NG_CFG, 4, 7, 0), SOC_SINGLE("HW Noise Gate Threshold", CS35L41_NG_CFG, 0, 7, 0), SOC_SINGLE("Aux Noise Gate CH1 Switch", CS35L41_MIXER_NGATE_CH1_CFG, 16, 1, 0), SOC_SINGLE("Aux Noise Gate CH1 Entry Delay", CS35L41_MIXER_NGATE_CH1_CFG, 8, 15, 0), SOC_SINGLE("Aux Noise Gate CH1 Threshold", CS35L41_MIXER_NGATE_CH1_CFG, 0, 7, 0), SOC_SINGLE("Aux Noise Gate CH2 Entry Delay", CS35L41_MIXER_NGATE_CH2_CFG, 8, 15, 0), SOC_SINGLE("Aux Noise Gate CH2 Switch", CS35L41_MIXER_NGATE_CH2_CFG, 16, 1, 0), SOC_SINGLE("Aux Noise Gate CH2 Threshold", CS35L41_MIXER_NGATE_CH2_CFG, 0, 7, 0), SOC_SINGLE("SCLK Force Switch", CS35L41_SP_FORMAT, CS35L41_SCLK_FRC_SHIFT, 1, 0), SOC_SINGLE("LRCLK Force Switch", CS35L41_SP_FORMAT, CS35L41_LRCLK_FRC_SHIFT, 1, 0), SOC_SINGLE("Invert Class D Switch", CS35L41_AMP_DIG_VOL_CTRL, CS35L41_AMP_INV_PCM_SHIFT, 1, 0), SOC_SINGLE("Amp Gain ZC Switch", CS35L41_AMP_GAIN_CTRL, CS35L41_AMP_GAIN_ZC_SHIFT, 1, 0), WM_ADSP2_PRELOAD_SWITCH("DSP1", 1), WM_ADSP_FW_CONTROL("DSP1", 0), }; static void cs35l41_boost_enable(struct cs35l41_private *cs35l41, unsigned int enable) { switch (cs35l41->hw_cfg.bst_type) { case CS35L41_INT_BOOST: case CS35L41_SHD_BOOST_ACTV: enable = enable ? CS35L41_BST_EN_DEFAULT : CS35L41_BST_DIS_FET_OFF; regmap_update_bits(cs35l41->regmap, CS35L41_PWR_CTRL2, CS35L41_BST_EN_MASK, enable << CS35L41_BST_EN_SHIFT); break; default: break; } } static void cs35l41_error_release(struct cs35l41_private *cs35l41, unsigned int irq_err_bit, unsigned int rel_err_bit) { regmap_write(cs35l41->regmap, CS35L41_IRQ1_STATUS1, irq_err_bit); regmap_write(cs35l41->regmap, CS35L41_PROTECT_REL_ERR_IGN, 0); regmap_update_bits(cs35l41->regmap, CS35L41_PROTECT_REL_ERR_IGN, rel_err_bit, rel_err_bit); regmap_update_bits(cs35l41->regmap, CS35L41_PROTECT_REL_ERR_IGN, rel_err_bit, 0); } static irqreturn_t cs35l41_irq(int irq, void *data) { struct cs35l41_private *cs35l41 = data; unsigned int status[4] = { 0, 0, 0, 0 }; unsigned int masks[4] = { 0, 0, 0, 0 }; unsigned int i; int ret; ret = pm_runtime_resume_and_get(cs35l41->dev); if (ret < 0) { dev_err(cs35l41->dev, "pm_runtime_resume_and_get failed in %s: %d\n", __func__, ret); return IRQ_NONE; } ret = IRQ_NONE; for (i = 0; i < ARRAY_SIZE(status); i++) { regmap_read(cs35l41->regmap, CS35L41_IRQ1_STATUS1 + (i * CS35L41_REGSTRIDE), &status[i]); regmap_read(cs35l41->regmap, CS35L41_IRQ1_MASK1 + (i * CS35L41_REGSTRIDE), &masks[i]); } /* Check to see if unmasked bits are active */ if (!(status[0] & ~masks[0]) && !(status[1] & ~masks[1]) && !(status[2] & ~masks[2]) && !(status[3] & ~masks[3])) goto done; if (status[3] & CS35L41_OTP_BOOT_DONE) { regmap_update_bits(cs35l41->regmap, CS35L41_IRQ1_MASK4, CS35L41_OTP_BOOT_DONE, CS35L41_OTP_BOOT_DONE); } /* * The following interrupts require a * protection release cycle to get the * speaker out of Safe-Mode. */ if (status[0] & CS35L41_AMP_SHORT_ERR) { dev_crit_ratelimited(cs35l41->dev, "Amp short error\n"); cs35l41_error_release(cs35l41, CS35L41_AMP_SHORT_ERR, CS35L41_AMP_SHORT_ERR_RLS); ret = IRQ_HANDLED; } if (status[0] & CS35L41_TEMP_WARN) { dev_crit_ratelimited(cs35l41->dev, "Over temperature warning\n"); cs35l41_error_release(cs35l41, CS35L41_TEMP_WARN, CS35L41_TEMP_WARN_ERR_RLS); ret = IRQ_HANDLED; } if (status[0] & CS35L41_TEMP_ERR) { dev_crit_ratelimited(cs35l41->dev, "Over temperature error\n"); cs35l41_error_release(cs35l41, CS35L41_TEMP_ERR, CS35L41_TEMP_ERR_RLS); ret = IRQ_HANDLED; } if (status[0] & CS35L41_BST_OVP_ERR) { dev_crit_ratelimited(cs35l41->dev, "VBST Over Voltage error\n"); cs35l41_boost_enable(cs35l41, 0); cs35l41_error_release(cs35l41, CS35L41_BST_OVP_ERR, CS35L41_BST_OVP_ERR_RLS); cs35l41_boost_enable(cs35l41, 1); ret = IRQ_HANDLED; } if (status[0] & CS35L41_BST_DCM_UVP_ERR) { dev_crit_ratelimited(cs35l41->dev, "DCM VBST Under Voltage Error\n"); cs35l41_boost_enable(cs35l41, 0); cs35l41_error_release(cs35l41, CS35L41_BST_DCM_UVP_ERR, CS35L41_BST_UVP_ERR_RLS); cs35l41_boost_enable(cs35l41, 1); ret = IRQ_HANDLED; } if (status[0] & CS35L41_BST_SHORT_ERR) { dev_crit_ratelimited(cs35l41->dev, "LBST error: powering off!\n"); cs35l41_boost_enable(cs35l41, 0); cs35l41_error_release(cs35l41, CS35L41_BST_SHORT_ERR, CS35L41_BST_SHORT_ERR_RLS); cs35l41_boost_enable(cs35l41, 1); ret = IRQ_HANDLED; } if (status[2] & CS35L41_PLL_LOCK) { regmap_write(cs35l41->regmap, CS35L41_IRQ1_STATUS3, CS35L41_PLL_LOCK); if (cs35l41->hw_cfg.bst_type == CS35L41_SHD_BOOST_ACTV || cs35l41->hw_cfg.bst_type == CS35L41_SHD_BOOST_PASS) { ret = cs35l41_mdsync_up(cs35l41->regmap); if (ret) dev_err(cs35l41->dev, "MDSYNC-up failed: %d\n", ret); else dev_dbg(cs35l41->dev, "MDSYNC-up done\n"); dev_dbg(cs35l41->dev, "PUP-done status: %d\n", !!(status[0] & CS35L41_PUP_DONE_MASK)); } ret = IRQ_HANDLED; } done: pm_runtime_mark_last_busy(cs35l41->dev); pm_runtime_put_autosuspend(cs35l41->dev); return ret; } static const struct reg_sequence cs35l41_pup_patch[] = { { CS35L41_TEST_KEY_CTL, 0x00000055 }, { CS35L41_TEST_KEY_CTL, 0x000000AA }, { 0x00002084, 0x002F1AA0 }, { CS35L41_TEST_KEY_CTL, 0x000000CC }, { CS35L41_TEST_KEY_CTL, 0x00000033 }, }; static const struct reg_sequence cs35l41_pdn_patch[] = { { CS35L41_TEST_KEY_CTL, 0x00000055 }, { CS35L41_TEST_KEY_CTL, 0x000000AA }, { 0x00002084, 0x002F1AA3 }, { CS35L41_TEST_KEY_CTL, 0x000000CC }, { CS35L41_TEST_KEY_CTL, 0x00000033 }, }; static int cs35l41_main_amp_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 cs35l41_private *cs35l41 = snd_soc_component_get_drvdata(component); int ret = 0; switch (event) { case SND_SOC_DAPM_PRE_PMU: regmap_multi_reg_write_bypassed(cs35l41->regmap, cs35l41_pup_patch, ARRAY_SIZE(cs35l41_pup_patch)); ret = cs35l41_global_enable(cs35l41->dev, cs35l41->regmap, cs35l41->hw_cfg.bst_type, 1, &cs35l41->dsp.cs_dsp); break; case SND_SOC_DAPM_POST_PMD: ret = cs35l41_global_enable(cs35l41->dev, cs35l41->regmap, cs35l41->hw_cfg.bst_type, 0, &cs35l41->dsp.cs_dsp); regmap_multi_reg_write_bypassed(cs35l41->regmap, cs35l41_pdn_patch, ARRAY_SIZE(cs35l41_pdn_patch)); break; default: dev_err(cs35l41->dev, "Invalid event = 0x%x\n", event); ret = -EINVAL; } return ret; } static const struct snd_soc_dapm_widget cs35l41_dapm_widgets[] = { SND_SOC_DAPM_SPK("DSP1 Preload", NULL), SND_SOC_DAPM_SUPPLY_S("DSP1 Preloader", 100, SND_SOC_NOPM, 0, 0, cs35l41_dsp_preload_ev, SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_PRE_PMD), SND_SOC_DAPM_OUT_DRV_E("DSP1", SND_SOC_NOPM, 0, 0, NULL, 0, cs35l41_dsp_audio_ev, SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD), SND_SOC_DAPM_OUTPUT("SPK"), SND_SOC_DAPM_AIF_IN("ASPRX1", NULL, 0, CS35L41_SP_ENABLES, 16, 0), SND_SOC_DAPM_AIF_IN("ASPRX2", NULL, 0, CS35L41_SP_ENABLES, 17, 0), SND_SOC_DAPM_AIF_OUT("ASPTX1", NULL, 0, CS35L41_SP_ENABLES, 0, 0), SND_SOC_DAPM_AIF_OUT("ASPTX2", NULL, 0, CS35L41_SP_ENABLES, 1, 0), SND_SOC_DAPM_AIF_OUT("ASPTX3", NULL, 0, CS35L41_SP_ENABLES, 2, 0), SND_SOC_DAPM_AIF_OUT("ASPTX4", NULL, 0, CS35L41_SP_ENABLES, 3, 0), SND_SOC_DAPM_SIGGEN("VSENSE"), SND_SOC_DAPM_SIGGEN("ISENSE"), SND_SOC_DAPM_SIGGEN("VP"), SND_SOC_DAPM_SIGGEN("VBST"), SND_SOC_DAPM_SIGGEN("TEMP"), SND_SOC_DAPM_SUPPLY("VMON", CS35L41_PWR_CTRL2, 12, 0, NULL, 0), SND_SOC_DAPM_SUPPLY("IMON", CS35L41_PWR_CTRL2, 13, 0, NULL, 0), SND_SOC_DAPM_SUPPLY("VPMON", CS35L41_PWR_CTRL2, 8, 0, NULL, 0), SND_SOC_DAPM_SUPPLY("VBSTMON", CS35L41_PWR_CTRL2, 9, 0, NULL, 0), SND_SOC_DAPM_SUPPLY("TEMPMON", CS35L41_PWR_CTRL2, 10, 0, NULL, 0), SND_SOC_DAPM_ADC("VMON ADC", NULL, SND_SOC_NOPM, 0, 0), SND_SOC_DAPM_ADC("IMON ADC", NULL, SND_SOC_NOPM, 0, 0), SND_SOC_DAPM_ADC("VPMON ADC", NULL, SND_SOC_NOPM, 0, 0), SND_SOC_DAPM_ADC("VBSTMON ADC", NULL, SND_SOC_NOPM, 0, 0), SND_SOC_DAPM_ADC("TEMPMON ADC", NULL, SND_SOC_NOPM, 0, 0), SND_SOC_DAPM_ADC("CLASS H", NULL, CS35L41_PWR_CTRL3, 4, 0), SND_SOC_DAPM_OUT_DRV_E("Main AMP", CS35L41_PWR_CTRL2, 0, 0, NULL, 0, cs35l41_main_amp_event, SND_SOC_DAPM_POST_PMD | SND_SOC_DAPM_PRE_PMU), SND_SOC_DAPM_MUX("ASP TX1 Source", SND_SOC_NOPM, 0, 0, &asp_tx1_mux), SND_SOC_DAPM_MUX("ASP TX2 Source", SND_SOC_NOPM, 0, 0, &asp_tx2_mux), SND_SOC_DAPM_MUX("ASP TX3 Source", SND_SOC_NOPM, 0, 0, &asp_tx3_mux), SND_SOC_DAPM_MUX("ASP TX4 Source", SND_SOC_NOPM, 0, 0, &asp_tx4_mux), SND_SOC_DAPM_MUX("DSP RX1 Source", SND_SOC_NOPM, 0, 0, &dsp_rx1_mux), SND_SOC_DAPM_MUX("DSP RX2 Source", SND_SOC_NOPM, 0, 0, &dsp_rx2_mux), SND_SOC_DAPM_MUX("PCM Source", SND_SOC_NOPM, 0, 0, &pcm_source_mux), SND_SOC_DAPM_SWITCH("DRE", SND_SOC_NOPM, 0, 0, &dre_ctrl), }; static const struct snd_soc_dapm_route cs35l41_audio_map[] = { {"DSP RX1 Source", "ASPRX1", "ASPRX1"}, {"DSP RX1 Source", "ASPRX2", "ASPRX2"}, {"DSP RX2 Source", "ASPRX1", "ASPRX1"}, {"DSP RX2 Source", "ASPRX2", "ASPRX2"}, {"DSP1", NULL, "DSP RX1 Source"}, {"DSP1", NULL, "DSP RX2 Source"}, {"ASP TX1 Source", "VMON", "VMON ADC"}, {"ASP TX1 Source", "IMON", "IMON ADC"}, {"ASP TX1 Source", "VPMON", "VPMON ADC"}, {"ASP TX1 Source", "VBSTMON", "VBSTMON ADC"}, {"ASP TX1 Source", "DSPTX1", "DSP1"}, {"ASP TX1 Source", "DSPTX2", "DSP1"}, {"ASP TX1 Source", "ASPRX1", "ASPRX1" }, {"ASP TX1 Source", "ASPRX2", "ASPRX2" }, {"ASP TX2 Source", "VMON", "VMON ADC"}, {"ASP TX2 Source", "IMON", "IMON ADC"}, {"ASP TX2 Source", "VPMON", "VPMON ADC"}, {"ASP TX2 Source", "VBSTMON", "VBSTMON ADC"}, {"ASP TX2 Source", "DSPTX1", "DSP1"}, {"ASP TX2 Source", "DSPTX2", "DSP1"}, {"ASP TX2 Source", "ASPRX1", "ASPRX1" }, {"ASP TX2 Source", "ASPRX2", "ASPRX2" }, {"ASP TX3 Source", "VMON", "VMON ADC"}, {"ASP TX3 Source", "IMON", "IMON ADC"}, {"ASP TX3 Source", "VPMON", "VPMON ADC"}, {"ASP TX3 Source", "VBSTMON", "VBSTMON ADC"}, {"ASP TX3 Source", "DSPTX1", "DSP1"}, {"ASP TX3 Source", "DSPTX2", "DSP1"}, {"ASP TX3 Source", "ASPRX1", "ASPRX1" }, {"ASP TX3 Source", "ASPRX2", "ASPRX2" }, {"ASP TX4 Source", "VMON", "VMON ADC"}, {"ASP TX4 Source", "IMON", "IMON ADC"}, {"ASP TX4 Source", "VPMON", "VPMON ADC"}, {"ASP TX4 Source", "VBSTMON", "VBSTMON ADC"}, {"ASP TX4 Source", "DSPTX1", "DSP1"}, {"ASP TX4 Source", "DSPTX2", "DSP1"}, {"ASP TX4 Source", "ASPRX1", "ASPRX1" }, {"ASP TX4 Source", "ASPRX2", "ASPRX2" }, {"ASPTX1", NULL, "ASP TX1 Source"}, {"ASPTX2", NULL, "ASP TX2 Source"}, {"ASPTX3", NULL, "ASP TX3 Source"}, {"ASPTX4", NULL, "ASP TX4 Source"}, {"AMP Capture", NULL, "ASPTX1"}, {"AMP Capture", NULL, "ASPTX2"}, {"AMP Capture", NULL, "ASPTX3"}, {"AMP Capture", NULL, "ASPTX4"}, {"DSP1", NULL, "VMON"}, {"DSP1", NULL, "IMON"}, {"DSP1", NULL, "VPMON"}, {"DSP1", NULL, "VBSTMON"}, {"DSP1", NULL, "TEMPMON"}, {"VMON ADC", NULL, "VMON"}, {"IMON ADC", NULL, "IMON"}, {"VPMON ADC", NULL, "VPMON"}, {"VBSTMON ADC", NULL, "VBSTMON"}, {"TEMPMON ADC", NULL, "TEMPMON"}, {"VMON ADC", NULL, "VSENSE"}, {"IMON ADC", NULL, "ISENSE"}, {"VPMON ADC", NULL, "VP"}, {"VBSTMON ADC", NULL, "VBST"}, {"TEMPMON ADC", NULL, "TEMP"}, {"DSP1 Preload", NULL, "DSP1 Preloader"}, {"DSP1", NULL, "DSP1 Preloader"}, {"ASPRX1", NULL, "AMP Playback"}, {"ASPRX2", NULL, "AMP Playback"}, {"DRE", "Switch", "CLASS H"}, {"Main AMP", NULL, "CLASS H"}, {"Main AMP", NULL, "DRE"}, {"SPK", NULL, "Main AMP"}, {"PCM Source", "ASP", "ASPRX1"}, {"PCM Source", "DSP", "DSP1"}, {"CLASS H", NULL, "PCM Source"}, }; static int cs35l41_set_channel_map(struct snd_soc_dai *dai, unsigned int tx_n, const unsigned int *tx_slot, unsigned int rx_n, const unsigned int *rx_slot) { struct cs35l41_private *cs35l41 = snd_soc_component_get_drvdata(dai->component); return cs35l41_set_channels(cs35l41->dev, cs35l41->regmap, tx_n, tx_slot, rx_n, rx_slot); } static int cs35l41_set_dai_fmt(struct snd_soc_dai *dai, unsigned int fmt) { struct cs35l41_private *cs35l41 = snd_soc_component_get_drvdata(dai->component); unsigned int daifmt = 0; switch (fmt & SND_SOC_DAIFMT_CLOCK_PROVIDER_MASK) { case SND_SOC_DAIFMT_CBP_CFP: daifmt |= CS35L41_SCLK_MSTR_MASK | CS35L41_LRCLK_MSTR_MASK; break; case SND_SOC_DAIFMT_CBC_CFC: break; default: dev_warn(cs35l41->dev, "Mixed provider/consumer mode unsupported\n"); return -EINVAL; } switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { case SND_SOC_DAIFMT_DSP_A: break; case SND_SOC_DAIFMT_I2S: daifmt |= 2 << CS35L41_ASP_FMT_SHIFT; break; default: dev_warn(cs35l41->dev, "Invalid or unsupported DAI format\n"); return -EINVAL; } switch (fmt & SND_SOC_DAIFMT_INV_MASK) { case SND_SOC_DAIFMT_NB_IF: daifmt |= CS35L41_LRCLK_INV_MASK; break; case SND_SOC_DAIFMT_IB_NF: daifmt |= CS35L41_SCLK_INV_MASK; break; case SND_SOC_DAIFMT_IB_IF: daifmt |= CS35L41_LRCLK_INV_MASK | CS35L41_SCLK_INV_MASK; break; case SND_SOC_DAIFMT_NB_NF: break; default: dev_warn(cs35l41->dev, "Invalid DAI clock INV\n"); return -EINVAL; } return regmap_update_bits(cs35l41->regmap, CS35L41_SP_FORMAT, CS35L41_SCLK_MSTR_MASK | CS35L41_LRCLK_MSTR_MASK | CS35L41_ASP_FMT_MASK | CS35L41_LRCLK_INV_MASK | CS35L41_SCLK_INV_MASK, daifmt); } struct cs35l41_global_fs_config { int rate; int fs_cfg; }; static const struct cs35l41_global_fs_config cs35l41_fs_rates[] = { { 12000, 0x01 }, { 24000, 0x02 }, { 48000, 0x03 }, { 96000, 0x04 }, { 192000, 0x05 }, { 11025, 0x09 }, { 22050, 0x0A }, { 44100, 0x0B }, { 88200, 0x0C }, { 176400, 0x0D }, { 8000, 0x11 }, { 16000, 0x12 }, { 32000, 0x13 }, }; static int cs35l41_pcm_hw_params(struct snd_pcm_substream *substream, struct snd_pcm_hw_params *params, struct snd_soc_dai *dai) { struct cs35l41_private *cs35l41 = snd_soc_component_get_drvdata(dai->component); unsigned int rate = params_rate(params); u8 asp_wl; int i; for (i = 0; i < ARRAY_SIZE(cs35l41_fs_rates); i++) { if (rate == cs35l41_fs_rates[i].rate) break; } if (i >= ARRAY_SIZE(cs35l41_fs_rates)) { dev_err(cs35l41->dev, "Unsupported rate: %u\n", rate); return -EINVAL; } asp_wl = params_width(params); regmap_update_bits(cs35l41->regmap, CS35L41_GLOBAL_CLK_CTRL, CS35L41_GLOBAL_FS_MASK, cs35l41_fs_rates[i].fs_cfg << CS35L41_GLOBAL_FS_SHIFT); if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) { regmap_update_bits(cs35l41->regmap, CS35L41_SP_FORMAT, CS35L41_ASP_WIDTH_RX_MASK, asp_wl << CS35L41_ASP_WIDTH_RX_SHIFT); regmap_update_bits(cs35l41->regmap, CS35L41_SP_RX_WL, CS35L41_ASP_RX_WL_MASK, asp_wl << CS35L41_ASP_RX_WL_SHIFT); } else { regmap_update_bits(cs35l41->regmap, CS35L41_SP_FORMAT, CS35L41_ASP_WIDTH_TX_MASK, asp_wl << CS35L41_ASP_WIDTH_TX_SHIFT); regmap_update_bits(cs35l41->regmap, CS35L41_SP_TX_WL, CS35L41_ASP_TX_WL_MASK, asp_wl << CS35L41_ASP_TX_WL_SHIFT); } return 0; } static int cs35l41_get_clk_config(int freq) { int i; for (i = 0; i < ARRAY_SIZE(cs35l41_pll_sysclk); i++) { if (cs35l41_pll_sysclk[i].freq == freq) return cs35l41_pll_sysclk[i].clk_cfg; } return -EINVAL; } static const unsigned int cs35l41_src_rates[] = { 8000, 12000, 11025, 16000, 22050, 24000, 32000, 44100, 48000, 88200, 96000, 176400, 192000 }; static const struct snd_pcm_hw_constraint_list cs35l41_constraints = { .count = ARRAY_SIZE(cs35l41_src_rates), .list = cs35l41_src_rates, }; static int cs35l41_pcm_startup(struct snd_pcm_substream *substream, struct snd_soc_dai *dai) { if (substream->runtime) return snd_pcm_hw_constraint_list(substream->runtime, 0, SNDRV_PCM_HW_PARAM_RATE, &cs35l41_constraints); return 0; } static int cs35l41_component_set_sysclk(struct snd_soc_component *component, int clk_id, int source, unsigned int freq, int dir) { struct cs35l41_private *cs35l41 = snd_soc_component_get_drvdata(component); int extclk_cfg, clksrc; switch (clk_id) { case CS35L41_CLKID_SCLK: clksrc = CS35L41_PLLSRC_SCLK; break; case CS35L41_CLKID_LRCLK: clksrc = CS35L41_PLLSRC_LRCLK; break; case CS35L41_CLKID_MCLK: clksrc = CS35L41_PLLSRC_MCLK; break; default: dev_err(cs35l41->dev, "Invalid CLK Config\n"); return -EINVAL; } extclk_cfg = cs35l41_get_clk_config(freq); if (extclk_cfg < 0) { dev_err(cs35l41->dev, "Invalid CLK Config: %d, freq: %u\n", extclk_cfg, freq); return -EINVAL; } regmap_update_bits(cs35l41->regmap, CS35L41_PLL_CLK_CTRL, CS35L41_PLL_OPENLOOP_MASK, 1 << CS35L41_PLL_OPENLOOP_SHIFT); regmap_update_bits(cs35l41->regmap, CS35L41_PLL_CLK_CTRL, CS35L41_REFCLK_FREQ_MASK, extclk_cfg << CS35L41_REFCLK_FREQ_SHIFT); regmap_update_bits(cs35l41->regmap, CS35L41_PLL_CLK_CTRL, CS35L41_PLL_CLK_EN_MASK, 0 << CS35L41_PLL_CLK_EN_SHIFT); regmap_update_bits(cs35l41->regmap, CS35L41_PLL_CLK_CTRL, CS35L41_PLL_CLK_SEL_MASK, clksrc); regmap_update_bits(cs35l41->regmap, CS35L41_PLL_CLK_CTRL, CS35L41_PLL_OPENLOOP_MASK, 0 << CS35L41_PLL_OPENLOOP_SHIFT); regmap_update_bits(cs35l41->regmap, CS35L41_PLL_CLK_CTRL, CS35L41_PLL_CLK_EN_MASK, 1 << CS35L41_PLL_CLK_EN_SHIFT); return 0; } static int cs35l41_dai_set_sysclk(struct snd_soc_dai *dai, int clk_id, unsigned int freq, int dir) { struct cs35l41_private *cs35l41 = snd_soc_component_get_drvdata(dai->component); unsigned int fs1_val; unsigned int fs2_val; unsigned int val; int fsindex; fsindex = cs35l41_get_fs_mon_config_index(freq); if (fsindex < 0) { dev_err(cs35l41->dev, "Invalid CLK Config freq: %u\n", freq); return -EINVAL; } dev_dbg(cs35l41->dev, "Set DAI sysclk %d\n", freq); if (freq <= 6144000) { /* Use the lookup table */ fs1_val = cs35l41_fs_mon[fsindex].fs1; fs2_val = cs35l41_fs_mon[fsindex].fs2; } else { /* Use hard-coded values */ fs1_val = 0x10; fs2_val = 0x24; } val = fs1_val; val |= (fs2_val << CS35L41_FS2_WINDOW_SHIFT) & CS35L41_FS2_WINDOW_MASK; regmap_write(cs35l41->regmap, CS35L41_TST_FS_MON0, val); return 0; } static int cs35l41_set_pdata(struct cs35l41_private *cs35l41) { struct cs35l41_hw_cfg *hw_cfg = &cs35l41->hw_cfg; int ret; if (!hw_cfg->valid) return -EINVAL; if (hw_cfg->bst_type == CS35L41_EXT_BOOST_NO_VSPK_SWITCH) return -EINVAL; /* Required */ ret = cs35l41_init_boost(cs35l41->dev, cs35l41->regmap, hw_cfg); if (ret) return ret; /* Optional */ if (hw_cfg->dout_hiz <= CS35L41_ASP_DOUT_HIZ_MASK && hw_cfg->dout_hiz >= 0) regmap_update_bits(cs35l41->regmap, CS35L41_SP_HIZ_CTRL, CS35L41_ASP_DOUT_HIZ_MASK, hw_cfg->dout_hiz); return 0; } static const struct snd_soc_dapm_route cs35l41_ext_bst_routes[] = { {"Main AMP", NULL, "VSPK"}, }; static const struct snd_soc_dapm_widget cs35l41_ext_bst_widget[] = { SND_SOC_DAPM_SUPPLY("VSPK", CS35L41_GPIO1_CTRL1, CS35L41_GPIO_LVL_SHIFT, 0, NULL, 0), }; static int cs35l41_component_probe(struct snd_soc_component *component) { struct cs35l41_private *cs35l41 = snd_soc_component_get_drvdata(component); struct snd_soc_dapm_context *dapm = snd_soc_component_get_dapm(component); int ret; if (cs35l41->hw_cfg.bst_type == CS35L41_EXT_BOOST) { ret = snd_soc_dapm_new_controls(dapm, cs35l41_ext_bst_widget, ARRAY_SIZE(cs35l41_ext_bst_widget)); if (ret) return ret; ret = snd_soc_dapm_add_routes(dapm, cs35l41_ext_bst_routes, ARRAY_SIZE(cs35l41_ext_bst_routes)); if (ret) return ret; } return wm_adsp2_component_probe(&cs35l41->dsp, component); } static void cs35l41_component_remove(struct snd_soc_component *component) { struct cs35l41_private *cs35l41 = snd_soc_component_get_drvdata(component); wm_adsp2_component_remove(&cs35l41->dsp, component); } static const struct snd_soc_dai_ops cs35l41_ops = { .startup = cs35l41_pcm_startup, .set_fmt = cs35l41_set_dai_fmt, .hw_params = cs35l41_pcm_hw_params, .set_sysclk = cs35l41_dai_set_sysclk, .set_channel_map = cs35l41_set_channel_map, }; static struct snd_soc_dai_driver cs35l41_dai[] = { { .name = "cs35l41-pcm", .id = 0, .playback = { .stream_name = "AMP Playback", .channels_min = 1, .channels_max = 2, .rates = SNDRV_PCM_RATE_KNOT, .formats = CS35L41_RX_FORMATS, }, .capture = { .stream_name = "AMP Capture", .channels_min = 1, .channels_max = 4, .rates = SNDRV_PCM_RATE_KNOT, .formats = CS35L41_TX_FORMATS, }, .ops = &cs35l41_ops, .symmetric_rate = 1, }, }; static const struct snd_soc_component_driver soc_component_dev_cs35l41 = { .name = "cs35l41-codec", .probe = cs35l41_component_probe, .remove = cs35l41_component_remove, .dapm_widgets = cs35l41_dapm_widgets, .num_dapm_widgets = ARRAY_SIZE(cs35l41_dapm_widgets), .dapm_routes = cs35l41_audio_map, .num_dapm_routes = ARRAY_SIZE(cs35l41_audio_map), .controls = cs35l41_aud_controls, .num_controls = ARRAY_SIZE(cs35l41_aud_controls), .set_sysclk = cs35l41_component_set_sysclk, .endianness = 1, }; static int cs35l41_handle_pdata(struct device *dev, struct cs35l41_hw_cfg *hw_cfg) { struct cs35l41_gpio_cfg *gpio1 = &hw_cfg->gpio1; struct cs35l41_gpio_cfg *gpio2 = &hw_cfg->gpio2; unsigned int val; int ret; /* Some ACPI systems received the Shared Boost feature before the upstream driver, * leaving those systems with deprecated _DSD properties. * To correctly configure those systems add shared-boost-active and shared-boost-passive * properties mapped to the correct value in boost-type. * These two are not DT properties and should not be used in new systems designs. */ if (device_property_read_bool(dev, "cirrus,shared-boost-active")) { hw_cfg->bst_type = CS35L41_SHD_BOOST_ACTV; } else if (device_property_read_bool(dev, "cirrus,shared-boost-passive")) { hw_cfg->bst_type = CS35L41_SHD_BOOST_PASS; } else { ret = device_property_read_u32(dev, "cirrus,boost-type", &val); if (ret >= 0) hw_cfg->bst_type = val; } ret = device_property_read_u32(dev, "cirrus,boost-peak-milliamp", &val); if (ret >= 0) hw_cfg->bst_ipk = val; else hw_cfg->bst_ipk = -1; ret = device_property_read_u32(dev, "cirrus,boost-ind-nanohenry", &val); if (ret >= 0) hw_cfg->bst_ind = val; else hw_cfg->bst_ind = -1; ret = device_property_read_u32(dev, "cirrus,boost-cap-microfarad", &val); if (ret >= 0) hw_cfg->bst_cap = val; else hw_cfg->bst_cap = -1; ret = device_property_read_u32(dev, "cirrus,asp-sdout-hiz", &val); if (ret >= 0) hw_cfg->dout_hiz = val; else hw_cfg->dout_hiz = -1; /* GPIO1 Pin Config */ gpio1->pol_inv = device_property_read_bool(dev, "cirrus,gpio1-polarity-invert"); gpio1->out_en = device_property_read_bool(dev, "cirrus,gpio1-output-enable"); ret = device_property_read_u32(dev, "cirrus,gpio1-src-select", &val); if (ret >= 0) { gpio1->func = val; gpio1->valid = true; } /* GPIO2 Pin Config */ gpio2->pol_inv = device_property_read_bool(dev, "cirrus,gpio2-polarity-invert"); gpio2->out_en = device_property_read_bool(dev, "cirrus,gpio2-output-enable"); ret = device_property_read_u32(dev, "cirrus,gpio2-src-select", &val); if (ret >= 0) { gpio2->func = val; gpio2->valid = true; } hw_cfg->valid = true; return 0; } static int cs35l41_dsp_init(struct cs35l41_private *cs35l41) { struct wm_adsp *dsp; uint32_t dsp1rx5_src; int ret; dsp = &cs35l41->dsp; dsp->part = "cs35l41"; dsp->fw = 9; /* 9 is WM_ADSP_FW_SPK_PROT in wm_adsp.c */ dsp->toggle_preload = true; cs35l41_configure_cs_dsp(cs35l41->dev, cs35l41->regmap, &dsp->cs_dsp); ret = cs35l41_write_fs_errata(cs35l41->dev, cs35l41->regmap); if (ret < 0) return ret; ret = wm_halo_init(dsp); if (ret) { dev_err(cs35l41->dev, "wm_halo_init failed: %d\n", ret); return ret; } switch (cs35l41->hw_cfg.bst_type) { case CS35L41_INT_BOOST: case CS35L41_SHD_BOOST_ACTV: dsp1rx5_src = CS35L41_INPUT_SRC_VPMON; break; case CS35L41_EXT_BOOST: case CS35L41_SHD_BOOST_PASS: dsp1rx5_src = CS35L41_INPUT_SRC_VBSTMON; break; default: dev_err(cs35l41->dev, "wm_halo_init failed - Invalid Boost Type: %d\n", cs35l41->hw_cfg.bst_type); goto err_dsp; } ret = regmap_write(cs35l41->regmap, CS35L41_DSP1_RX5_SRC, dsp1rx5_src); if (ret < 0) { dev_err(cs35l41->dev, "Write DSP1RX5_SRC: %d failed: %d\n", dsp1rx5_src, ret); goto err_dsp; } ret = regmap_write(cs35l41->regmap, CS35L41_DSP1_RX6_SRC, CS35L41_INPUT_SRC_VBSTMON); if (ret < 0) { dev_err(cs35l41->dev, "Write CS35L41_INPUT_SRC_VBSTMON failed: %d\n", ret); goto err_dsp; } ret = regmap_write(cs35l41->regmap, CS35L41_DSP1_RX7_SRC, CS35L41_INPUT_SRC_TEMPMON); if (ret < 0) { dev_err(cs35l41->dev, "Write INPUT_SRC_TEMPMON failed: %d\n", ret); goto err_dsp; } ret = regmap_write(cs35l41->regmap, CS35L41_DSP1_RX8_SRC, CS35L41_INPUT_SRC_RSVD); if (ret < 0) { dev_err(cs35l41->dev, "Write INPUT_SRC_RSVD failed: %d\n", ret); goto err_dsp; } return 0; err_dsp: wm_adsp2_remove(dsp); return ret; } static int cs35l41_acpi_get_name(struct cs35l41_private *cs35l41) { acpi_handle handle = ACPI_HANDLE(cs35l41->dev); const char *sub; /* If there is no ACPI_HANDLE, there is no ACPI for this system, return 0 */ if (!handle) return 0; sub = acpi_get_subsystem_id(handle); if (IS_ERR(sub)) { /* If bad ACPI, return 0 and fallback to legacy firmware path, otherwise fail */ if (PTR_ERR(sub) == -ENODATA) return 0; else return PTR_ERR(sub); } cs35l41->dsp.system_name = sub; dev_dbg(cs35l41->dev, "Subsystem ID: %s\n", cs35l41->dsp.system_name); return 0; } int cs35l41_probe(struct cs35l41_private *cs35l41, const struct cs35l41_hw_cfg *hw_cfg) { u32 regid, reg_revid, i, mtl_revid, int_status, chipid_match; int irq_pol = 0; int ret; if (hw_cfg) { cs35l41->hw_cfg = *hw_cfg; } else { ret = cs35l41_handle_pdata(cs35l41->dev, &cs35l41->hw_cfg); if (ret != 0) return ret; } for (i = 0; i < CS35L41_NUM_SUPPLIES; i++) cs35l41->supplies[i].supply = cs35l41_supplies[i]; ret = devm_regulator_bulk_get(cs35l41->dev, CS35L41_NUM_SUPPLIES, cs35l41->supplies); if (ret != 0) return dev_err_probe(cs35l41->dev, ret, "Failed to request core supplies\n"); ret = regulator_bulk_enable(CS35L41_NUM_SUPPLIES, cs35l41->supplies); if (ret != 0) return dev_err_probe(cs35l41->dev, ret, "Failed to enable core supplies\n"); /* returning NULL can be an option if in stereo mode */ cs35l41->reset_gpio = devm_gpiod_get_optional(cs35l41->dev, "reset", GPIOD_OUT_LOW); if (IS_ERR(cs35l41->reset_gpio)) { ret = PTR_ERR(cs35l41->reset_gpio); cs35l41->reset_gpio = NULL; if (ret == -EBUSY) { dev_info(cs35l41->dev, "Reset line busy, assuming shared reset\n"); } else { dev_err_probe(cs35l41->dev, ret, "Failed to get reset GPIO\n"); goto err; } } if (cs35l41->reset_gpio) { /* satisfy minimum reset pulse width spec */ usleep_range(2000, 2100); gpiod_set_value_cansleep(cs35l41->reset_gpio, 1); } usleep_range(2000, 2100); ret = regmap_read_poll_timeout(cs35l41->regmap, CS35L41_IRQ1_STATUS4, int_status, int_status & CS35L41_OTP_BOOT_DONE, 1000, 100000); if (ret) { dev_err_probe(cs35l41->dev, ret, "Failed waiting for OTP_BOOT_DONE\n"); goto err; } regmap_read(cs35l41->regmap, CS35L41_IRQ1_STATUS3, &int_status); if (int_status & CS35L41_OTP_BOOT_ERR) { dev_err(cs35l41->dev, "OTP Boot error\n"); ret = -EINVAL; goto err; } ret = regmap_read(cs35l41->regmap, CS35L41_DEVID, ®id); if (ret < 0) { dev_err_probe(cs35l41->dev, ret, "Get Device ID failed\n"); goto err; } ret = regmap_read(cs35l41->regmap, CS35L41_REVID, ®_revid); if (ret < 0) { dev_err_probe(cs35l41->dev, ret, "Get Revision ID failed\n"); goto err; } mtl_revid = reg_revid & CS35L41_MTLREVID_MASK; /* CS35L41 will have even MTLREVID * CS35L41R will have odd MTLREVID */ chipid_match = (mtl_revid % 2) ? CS35L41R_CHIP_ID : CS35L41_CHIP_ID; if (regid != chipid_match) { dev_err(cs35l41->dev, "CS35L41 Device ID (%X). Expected ID %X\n", regid, chipid_match); ret = -ENODEV; goto err; } cs35l41_test_key_unlock(cs35l41->dev, cs35l41->regmap); ret = cs35l41_register_errata_patch(cs35l41->dev, cs35l41->regmap, reg_revid); if (ret) goto err; ret = cs35l41_otp_unpack(cs35l41->dev, cs35l41->regmap); if (ret < 0) { dev_err_probe(cs35l41->dev, ret, "OTP Unpack failed\n"); goto err; } cs35l41_test_key_lock(cs35l41->dev, cs35l41->regmap); irq_pol = cs35l41_gpio_config(cs35l41->regmap, &cs35l41->hw_cfg); /* Set interrupt masks for critical errors */ regmap_write(cs35l41->regmap, CS35L41_IRQ1_MASK1, CS35L41_INT1_MASK_DEFAULT); if (cs35l41->hw_cfg.bst_type == CS35L41_SHD_BOOST_PASS || cs35l41->hw_cfg.bst_type == CS35L41_SHD_BOOST_ACTV) regmap_update_bits(cs35l41->regmap, CS35L41_IRQ1_MASK3, CS35L41_INT3_PLL_LOCK_MASK, 0 << CS35L41_INT3_PLL_LOCK_SHIFT); ret = devm_request_threaded_irq(cs35l41->dev, cs35l41->irq, NULL, cs35l41_irq, IRQF_ONESHOT | IRQF_SHARED | irq_pol, "cs35l41", cs35l41); if (ret != 0) { dev_err_probe(cs35l41->dev, ret, "Failed to request IRQ\n"); goto err; } ret = cs35l41_set_pdata(cs35l41); if (ret < 0) { dev_err_probe(cs35l41->dev, ret, "Set pdata failed\n"); goto err; } ret = cs35l41_acpi_get_name(cs35l41); if (ret < 0) goto err; ret = cs35l41_dsp_init(cs35l41); if (ret < 0) goto err; pm_runtime_set_autosuspend_delay(cs35l41->dev, 3000); pm_runtime_use_autosuspend(cs35l41->dev); pm_runtime_mark_last_busy(cs35l41->dev); pm_runtime_set_active(cs35l41->dev); pm_runtime_get_noresume(cs35l41->dev); pm_runtime_enable(cs35l41->dev); ret = devm_snd_soc_register_component(cs35l41->dev, &soc_component_dev_cs35l41, cs35l41_dai, ARRAY_SIZE(cs35l41_dai)); if (ret < 0) { dev_err_probe(cs35l41->dev, ret, "Register codec failed\n"); goto err_pm; } pm_runtime_put_autosuspend(cs35l41->dev); dev_info(cs35l41->dev, "Cirrus Logic CS35L41 (%x), Revision: %02X\n", regid, reg_revid); return 0; err_pm: pm_runtime_dont_use_autosuspend(cs35l41->dev); pm_runtime_disable(cs35l41->dev); pm_runtime_put_noidle(cs35l41->dev); wm_adsp2_remove(&cs35l41->dsp); err: cs35l41_safe_reset(cs35l41->regmap, cs35l41->hw_cfg.bst_type); regulator_bulk_disable(CS35L41_NUM_SUPPLIES, cs35l41->supplies); gpiod_set_value_cansleep(cs35l41->reset_gpio, 0); return ret; } EXPORT_SYMBOL_GPL(cs35l41_probe); void cs35l41_remove(struct cs35l41_private *cs35l41) { pm_runtime_get_sync(cs35l41->dev); pm_runtime_dont_use_autosuspend(cs35l41->dev); pm_runtime_disable(cs35l41->dev); regmap_write(cs35l41->regmap, CS35L41_IRQ1_MASK1, 0xFFFFFFFF); if (cs35l41->hw_cfg.bst_type == CS35L41_SHD_BOOST_PASS || cs35l41->hw_cfg.bst_type == CS35L41_SHD_BOOST_ACTV) regmap_update_bits(cs35l41->regmap, CS35L41_IRQ1_MASK3, CS35L41_INT3_PLL_LOCK_MASK, 1 << CS35L41_INT3_PLL_LOCK_SHIFT); kfree(cs35l41->dsp.system_name); wm_adsp2_remove(&cs35l41->dsp); cs35l41_safe_reset(cs35l41->regmap, cs35l41->hw_cfg.bst_type); pm_runtime_put_noidle(cs35l41->dev); regulator_bulk_disable(CS35L41_NUM_SUPPLIES, cs35l41->supplies); gpiod_set_value_cansleep(cs35l41->reset_gpio, 0); } EXPORT_SYMBOL_GPL(cs35l41_remove); static int cs35l41_runtime_suspend(struct device *dev) { struct cs35l41_private *cs35l41 = dev_get_drvdata(dev); dev_dbg(cs35l41->dev, "Runtime suspend\n"); if (!cs35l41->dsp.preloaded || !cs35l41->dsp.cs_dsp.running) return 0; cs35l41_enter_hibernate(dev, cs35l41->regmap, cs35l41->hw_cfg.bst_type); regcache_cache_only(cs35l41->regmap, true); regcache_mark_dirty(cs35l41->regmap); return 0; } static int cs35l41_runtime_resume(struct device *dev) { struct cs35l41_private *cs35l41 = dev_get_drvdata(dev); int ret; dev_dbg(cs35l41->dev, "Runtime resume\n"); if (!cs35l41->dsp.preloaded || !cs35l41->dsp.cs_dsp.running) return 0; regcache_cache_only(cs35l41->regmap, false); ret = cs35l41_exit_hibernate(cs35l41->dev, cs35l41->regmap); if (ret) return ret; /* Test key needs to be unlocked to allow the OTP settings to re-apply */ cs35l41_test_key_unlock(cs35l41->dev, cs35l41->regmap); ret = regcache_sync(cs35l41->regmap); cs35l41_test_key_lock(cs35l41->dev, cs35l41->regmap); if (ret) { dev_err(cs35l41->dev, "Failed to restore register cache: %d\n", ret); return ret; } cs35l41_init_boost(cs35l41->dev, cs35l41->regmap, &cs35l41->hw_cfg); return 0; } static int cs35l41_sys_suspend(struct device *dev) { struct cs35l41_private *cs35l41 = dev_get_drvdata(dev); dev_dbg(cs35l41->dev, "System suspend, disabling IRQ\n"); disable_irq(cs35l41->irq); return 0; } static int cs35l41_sys_suspend_noirq(struct device *dev) { struct cs35l41_private *cs35l41 = dev_get_drvdata(dev); dev_dbg(cs35l41->dev, "Late system suspend, reenabling IRQ\n"); enable_irq(cs35l41->irq); return 0; } static int cs35l41_sys_resume_noirq(struct device *dev) { struct cs35l41_private *cs35l41 = dev_get_drvdata(dev); dev_dbg(cs35l41->dev, "Early system resume, disabling IRQ\n"); disable_irq(cs35l41->irq); return 0; } static int cs35l41_sys_resume(struct device *dev) { struct cs35l41_private *cs35l41 = dev_get_drvdata(dev); dev_dbg(cs35l41->dev, "System resume, reenabling IRQ\n"); enable_irq(cs35l41->irq); return 0; } EXPORT_GPL_DEV_PM_OPS(cs35l41_pm_ops) = { RUNTIME_PM_OPS(cs35l41_runtime_suspend, cs35l41_runtime_resume, NULL) SYSTEM_SLEEP_PM_OPS(cs35l41_sys_suspend, cs35l41_sys_resume) NOIRQ_SYSTEM_SLEEP_PM_OPS(cs35l41_sys_suspend_noirq, cs35l41_sys_resume_noirq) }; MODULE_DESCRIPTION("ASoC CS35L41 driver"); MODULE_AUTHOR("David Rhodes, Cirrus Logic Inc, <david.rhodes@cirrus.com>"); MODULE_LICENSE("GPL");
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