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- // SPDX-License-Identifier: GPL-2.0-only
- //
- // Cirrus Logic Madera class codecs common support
- //
- // Copyright (C) 2015-2019 Cirrus Logic, Inc. and
- // Cirrus Logic International Semiconductor Ltd.
- //
- #include <linux/delay.h>
- #include <linux/gcd.h>
- #include <linux/module.h>
- #include <linux/pm_runtime.h>
- #include <linux/slab.h>
- #include <sound/pcm.h>
- #include <sound/pcm_params.h>
- #include <sound/tlv.h>
- #include <linux/irqchip/irq-madera.h>
- #include <linux/mfd/madera/core.h>
- #include <linux/mfd/madera/registers.h>
- #include <linux/mfd/madera/pdata.h>
- #include <sound/madera-pdata.h>
- #include <dt-bindings/sound/madera.h>
- #include "madera.h"
- #define MADERA_AIF_BCLK_CTRL 0x00
- #define MADERA_AIF_TX_PIN_CTRL 0x01
- #define MADERA_AIF_RX_PIN_CTRL 0x02
- #define MADERA_AIF_RATE_CTRL 0x03
- #define MADERA_AIF_FORMAT 0x04
- #define MADERA_AIF_RX_BCLK_RATE 0x06
- #define MADERA_AIF_FRAME_CTRL_1 0x07
- #define MADERA_AIF_FRAME_CTRL_2 0x08
- #define MADERA_AIF_FRAME_CTRL_3 0x09
- #define MADERA_AIF_FRAME_CTRL_4 0x0A
- #define MADERA_AIF_FRAME_CTRL_5 0x0B
- #define MADERA_AIF_FRAME_CTRL_6 0x0C
- #define MADERA_AIF_FRAME_CTRL_7 0x0D
- #define MADERA_AIF_FRAME_CTRL_8 0x0E
- #define MADERA_AIF_FRAME_CTRL_9 0x0F
- #define MADERA_AIF_FRAME_CTRL_10 0x10
- #define MADERA_AIF_FRAME_CTRL_11 0x11
- #define MADERA_AIF_FRAME_CTRL_12 0x12
- #define MADERA_AIF_FRAME_CTRL_13 0x13
- #define MADERA_AIF_FRAME_CTRL_14 0x14
- #define MADERA_AIF_FRAME_CTRL_15 0x15
- #define MADERA_AIF_FRAME_CTRL_16 0x16
- #define MADERA_AIF_FRAME_CTRL_17 0x17
- #define MADERA_AIF_FRAME_CTRL_18 0x18
- #define MADERA_AIF_TX_ENABLES 0x19
- #define MADERA_AIF_RX_ENABLES 0x1A
- #define MADERA_AIF_FORCE_WRITE 0x1B
- #define MADERA_DSP_CONFIG_1_OFFS 0x00
- #define MADERA_DSP_CONFIG_2_OFFS 0x02
- #define MADERA_DSP_CLK_SEL_MASK 0x70000
- #define MADERA_DSP_CLK_SEL_SHIFT 16
- #define MADERA_DSP_RATE_MASK 0x7800
- #define MADERA_DSP_RATE_SHIFT 11
- #define MADERA_SYSCLK_6MHZ 0
- #define MADERA_SYSCLK_12MHZ 1
- #define MADERA_SYSCLK_24MHZ 2
- #define MADERA_SYSCLK_49MHZ 3
- #define MADERA_SYSCLK_98MHZ 4
- #define MADERA_DSPCLK_9MHZ 0
- #define MADERA_DSPCLK_18MHZ 1
- #define MADERA_DSPCLK_36MHZ 2
- #define MADERA_DSPCLK_73MHZ 3
- #define MADERA_DSPCLK_147MHZ 4
- #define MADERA_FLL_VCO_CORNER 141900000
- #define MADERA_FLL_MAX_FREF 13500000
- #define MADERA_FLL_MAX_N 1023
- #define MADERA_FLL_MIN_FOUT 90000000
- #define MADERA_FLL_MAX_FOUT 100000000
- #define MADERA_FLL_MAX_FRATIO 16
- #define MADERA_FLL_MAX_REFDIV 8
- #define MADERA_FLL_OUTDIV 3
- #define MADERA_FLL_VCO_MULT 3
- #define MADERA_FLLAO_MAX_FREF 12288000
- #define MADERA_FLLAO_MIN_N 4
- #define MADERA_FLLAO_MAX_N 1023
- #define MADERA_FLLAO_MAX_FBDIV 254
- #define MADERA_FLLHJ_INT_MAX_N 1023
- #define MADERA_FLLHJ_INT_MIN_N 1
- #define MADERA_FLLHJ_FRAC_MAX_N 255
- #define MADERA_FLLHJ_FRAC_MIN_N 4
- #define MADERA_FLLHJ_LOW_THRESH 192000
- #define MADERA_FLLHJ_MID_THRESH 1152000
- #define MADERA_FLLHJ_MAX_THRESH 13000000
- #define MADERA_FLLHJ_LOW_GAINS 0x23f0
- #define MADERA_FLLHJ_MID_GAINS 0x22f2
- #define MADERA_FLLHJ_HIGH_GAINS 0x21f0
- #define MADERA_FLL_SYNCHRONISER_OFFS 0x10
- #define CS47L35_FLL_SYNCHRONISER_OFFS 0xE
- #define MADERA_FLL_CONTROL_1_OFFS 0x1
- #define MADERA_FLL_CONTROL_2_OFFS 0x2
- #define MADERA_FLL_CONTROL_3_OFFS 0x3
- #define MADERA_FLL_CONTROL_4_OFFS 0x4
- #define MADERA_FLL_CONTROL_5_OFFS 0x5
- #define MADERA_FLL_CONTROL_6_OFFS 0x6
- #define MADERA_FLL_GAIN_OFFS 0x8
- #define MADERA_FLL_CONTROL_7_OFFS 0x9
- #define MADERA_FLL_EFS_2_OFFS 0xA
- #define MADERA_FLL_SYNCHRONISER_1_OFFS 0x1
- #define MADERA_FLL_SYNCHRONISER_2_OFFS 0x2
- #define MADERA_FLL_SYNCHRONISER_3_OFFS 0x3
- #define MADERA_FLL_SYNCHRONISER_4_OFFS 0x4
- #define MADERA_FLL_SYNCHRONISER_5_OFFS 0x5
- #define MADERA_FLL_SYNCHRONISER_6_OFFS 0x6
- #define MADERA_FLL_SYNCHRONISER_7_OFFS 0x7
- #define MADERA_FLL_SPREAD_SPECTRUM_OFFS 0x9
- #define MADERA_FLL_GPIO_CLOCK_OFFS 0xA
- #define MADERA_FLL_CONTROL_10_OFFS 0xA
- #define MADERA_FLL_CONTROL_11_OFFS 0xB
- #define MADERA_FLL1_DIGITAL_TEST_1_OFFS 0xD
- #define MADERA_FLLAO_CONTROL_1_OFFS 0x1
- #define MADERA_FLLAO_CONTROL_2_OFFS 0x2
- #define MADERA_FLLAO_CONTROL_3_OFFS 0x3
- #define MADERA_FLLAO_CONTROL_4_OFFS 0x4
- #define MADERA_FLLAO_CONTROL_5_OFFS 0x5
- #define MADERA_FLLAO_CONTROL_6_OFFS 0x6
- #define MADERA_FLLAO_CONTROL_7_OFFS 0x8
- #define MADERA_FLLAO_CONTROL_8_OFFS 0xA
- #define MADERA_FLLAO_CONTROL_9_OFFS 0xB
- #define MADERA_FLLAO_CONTROL_10_OFFS 0xC
- #define MADERA_FLLAO_CONTROL_11_OFFS 0xD
- #define MADERA_FMT_DSP_MODE_A 0
- #define MADERA_FMT_DSP_MODE_B 1
- #define MADERA_FMT_I2S_MODE 2
- #define MADERA_FMT_LEFT_JUSTIFIED_MODE 3
- #define madera_fll_err(_fll, fmt, ...) \
- dev_err(_fll->madera->dev, "FLL%d: " fmt, _fll->id, ##__VA_ARGS__)
- #define madera_fll_warn(_fll, fmt, ...) \
- dev_warn(_fll->madera->dev, "FLL%d: " fmt, _fll->id, ##__VA_ARGS__)
- #define madera_fll_dbg(_fll, fmt, ...) \
- dev_dbg(_fll->madera->dev, "FLL%d: " fmt, _fll->id, ##__VA_ARGS__)
- #define madera_aif_err(_dai, fmt, ...) \
- dev_err(_dai->dev, "AIF%d: " fmt, _dai->id, ##__VA_ARGS__)
- #define madera_aif_warn(_dai, fmt, ...) \
- dev_warn(_dai->dev, "AIF%d: " fmt, _dai->id, ##__VA_ARGS__)
- #define madera_aif_dbg(_dai, fmt, ...) \
- dev_dbg(_dai->dev, "AIF%d: " fmt, _dai->id, ##__VA_ARGS__)
- static const int madera_dsp_bus_error_irqs[MADERA_MAX_ADSP] = {
- MADERA_IRQ_DSP1_BUS_ERR,
- MADERA_IRQ_DSP2_BUS_ERR,
- MADERA_IRQ_DSP3_BUS_ERR,
- MADERA_IRQ_DSP4_BUS_ERR,
- MADERA_IRQ_DSP5_BUS_ERR,
- MADERA_IRQ_DSP6_BUS_ERR,
- MADERA_IRQ_DSP7_BUS_ERR,
- };
- int madera_clk_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 madera_priv *priv = snd_soc_component_get_drvdata(component);
- struct madera *madera = priv->madera;
- unsigned int val;
- int clk_idx;
- int ret;
- ret = regmap_read(madera->regmap, w->reg, &val);
- if (ret) {
- dev_err(madera->dev, "Failed to check clock source: %d\n", ret);
- return ret;
- }
- switch ((val & MADERA_SYSCLK_SRC_MASK) >> MADERA_SYSCLK_SRC_SHIFT) {
- case MADERA_CLK_SRC_MCLK1:
- clk_idx = MADERA_MCLK1;
- break;
- case MADERA_CLK_SRC_MCLK2:
- clk_idx = MADERA_MCLK2;
- break;
- case MADERA_CLK_SRC_MCLK3:
- clk_idx = MADERA_MCLK3;
- break;
- default:
- return 0;
- }
- switch (event) {
- case SND_SOC_DAPM_PRE_PMU:
- return clk_prepare_enable(madera->mclk[clk_idx].clk);
- case SND_SOC_DAPM_POST_PMD:
- clk_disable_unprepare(madera->mclk[clk_idx].clk);
- return 0;
- default:
- return 0;
- }
- }
- EXPORT_SYMBOL_GPL(madera_clk_ev);
- static void madera_spin_sysclk(struct madera_priv *priv)
- {
- struct madera *madera = priv->madera;
- unsigned int val;
- int ret, i;
- /* Skip this if the chip is down */
- if (pm_runtime_suspended(madera->dev))
- return;
- /*
- * Just read a register a few times to ensure the internal
- * oscillator sends out a few clocks.
- */
- for (i = 0; i < 4; i++) {
- ret = regmap_read(madera->regmap, MADERA_SOFTWARE_RESET, &val);
- if (ret)
- dev_err(madera->dev,
- "Failed to read sysclk spin %d: %d\n", i, ret);
- }
- udelay(300);
- }
- int madera_sysclk_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 madera_priv *priv = snd_soc_component_get_drvdata(component);
- switch (event) {
- case SND_SOC_DAPM_POST_PMU:
- case SND_SOC_DAPM_PRE_PMD:
- madera_spin_sysclk(priv);
- break;
- default:
- break;
- }
- return madera_clk_ev(w, kcontrol, event);
- }
- EXPORT_SYMBOL_GPL(madera_sysclk_ev);
- static int madera_check_speaker_overheat(struct madera *madera,
- bool *warn, bool *shutdown)
- {
- unsigned int val;
- int ret;
- ret = regmap_read(madera->regmap, MADERA_IRQ1_RAW_STATUS_15, &val);
- if (ret) {
- dev_err(madera->dev, "Failed to read thermal status: %d\n",
- ret);
- return ret;
- }
- *warn = val & MADERA_SPK_OVERHEAT_WARN_STS1;
- *shutdown = val & MADERA_SPK_OVERHEAT_STS1;
- return 0;
- }
- int madera_spk_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 madera_priv *priv = snd_soc_component_get_drvdata(component);
- struct madera *madera = priv->madera;
- bool warn, shutdown;
- int ret;
- switch (event) {
- case SND_SOC_DAPM_POST_PMU:
- ret = madera_check_speaker_overheat(madera, &warn, &shutdown);
- if (ret)
- return ret;
- if (shutdown) {
- dev_crit(madera->dev,
- "Speaker not enabled due to temperature\n");
- return -EBUSY;
- }
- regmap_update_bits(madera->regmap, MADERA_OUTPUT_ENABLES_1,
- 1 << w->shift, 1 << w->shift);
- break;
- case SND_SOC_DAPM_PRE_PMD:
- regmap_update_bits(madera->regmap, MADERA_OUTPUT_ENABLES_1,
- 1 << w->shift, 0);
- break;
- default:
- break;
- }
- return 0;
- }
- EXPORT_SYMBOL_GPL(madera_spk_ev);
- static irqreturn_t madera_thermal_warn(int irq, void *data)
- {
- struct madera *madera = data;
- bool warn, shutdown;
- int ret;
- ret = madera_check_speaker_overheat(madera, &warn, &shutdown);
- if (ret || shutdown) { /* for safety attempt to shutdown on error */
- dev_crit(madera->dev, "Thermal shutdown\n");
- ret = regmap_update_bits(madera->regmap,
- MADERA_OUTPUT_ENABLES_1,
- MADERA_OUT4L_ENA |
- MADERA_OUT4R_ENA, 0);
- if (ret != 0)
- dev_crit(madera->dev,
- "Failed to disable speaker outputs: %d\n",
- ret);
- } else if (warn) {
- dev_alert(madera->dev, "Thermal warning\n");
- } else {
- dev_info(madera->dev, "Spurious thermal warning\n");
- return IRQ_NONE;
- }
- return IRQ_HANDLED;
- }
- int madera_init_overheat(struct madera_priv *priv)
- {
- struct madera *madera = priv->madera;
- struct device *dev = madera->dev;
- int ret;
- ret = madera_request_irq(madera, MADERA_IRQ_SPK_OVERHEAT_WARN,
- "Thermal warning", madera_thermal_warn,
- madera);
- if (ret)
- dev_err(dev, "Failed to get thermal warning IRQ: %d\n", ret);
- ret = madera_request_irq(madera, MADERA_IRQ_SPK_OVERHEAT,
- "Thermal shutdown", madera_thermal_warn,
- madera);
- if (ret)
- dev_err(dev, "Failed to get thermal shutdown IRQ: %d\n", ret);
- return 0;
- }
- EXPORT_SYMBOL_GPL(madera_init_overheat);
- int madera_free_overheat(struct madera_priv *priv)
- {
- struct madera *madera = priv->madera;
- madera_free_irq(madera, MADERA_IRQ_SPK_OVERHEAT_WARN, madera);
- madera_free_irq(madera, MADERA_IRQ_SPK_OVERHEAT, madera);
- return 0;
- }
- EXPORT_SYMBOL_GPL(madera_free_overheat);
- static int madera_get_variable_u32_array(struct device *dev,
- const char *propname,
- u32 *dest, int n_max,
- int multiple)
- {
- int n, ret;
- n = device_property_count_u32(dev, propname);
- if (n < 0) {
- if (n == -EINVAL)
- return 0; /* missing, ignore */
- dev_warn(dev, "%s malformed (%d)\n", propname, n);
- return n;
- } else if ((n % multiple) != 0) {
- dev_warn(dev, "%s not a multiple of %d entries\n",
- propname, multiple);
- return -EINVAL;
- }
- if (n > n_max)
- n = n_max;
- ret = device_property_read_u32_array(dev, propname, dest, n);
- if (ret < 0)
- return ret;
- return n;
- }
- static void madera_prop_get_inmode(struct madera_priv *priv)
- {
- struct madera *madera = priv->madera;
- struct madera_codec_pdata *pdata = &madera->pdata.codec;
- u32 tmp[MADERA_MAX_INPUT * MADERA_MAX_MUXED_CHANNELS];
- int n, i, in_idx, ch_idx;
- BUILD_BUG_ON(ARRAY_SIZE(pdata->inmode) != MADERA_MAX_INPUT);
- BUILD_BUG_ON(ARRAY_SIZE(pdata->inmode[0]) != MADERA_MAX_MUXED_CHANNELS);
- n = madera_get_variable_u32_array(madera->dev, "cirrus,inmode",
- tmp, ARRAY_SIZE(tmp),
- MADERA_MAX_MUXED_CHANNELS);
- if (n < 0)
- return;
- in_idx = 0;
- ch_idx = 0;
- for (i = 0; i < n; ++i) {
- pdata->inmode[in_idx][ch_idx] = tmp[i];
- if (++ch_idx == MADERA_MAX_MUXED_CHANNELS) {
- ch_idx = 0;
- ++in_idx;
- }
- }
- }
- static void madera_prop_get_pdata(struct madera_priv *priv)
- {
- struct madera *madera = priv->madera;
- struct madera_codec_pdata *pdata = &madera->pdata.codec;
- u32 out_mono[ARRAY_SIZE(pdata->out_mono)];
- int i, n;
- madera_prop_get_inmode(priv);
- n = madera_get_variable_u32_array(madera->dev, "cirrus,out-mono",
- out_mono, ARRAY_SIZE(out_mono), 1);
- if (n > 0)
- for (i = 0; i < n; ++i)
- pdata->out_mono[i] = !!out_mono[i];
- madera_get_variable_u32_array(madera->dev,
- "cirrus,max-channels-clocked",
- pdata->max_channels_clocked,
- ARRAY_SIZE(pdata->max_channels_clocked),
- 1);
- madera_get_variable_u32_array(madera->dev, "cirrus,pdm-fmt",
- pdata->pdm_fmt,
- ARRAY_SIZE(pdata->pdm_fmt), 1);
- madera_get_variable_u32_array(madera->dev, "cirrus,pdm-mute",
- pdata->pdm_mute,
- ARRAY_SIZE(pdata->pdm_mute), 1);
- madera_get_variable_u32_array(madera->dev, "cirrus,dmic-ref",
- pdata->dmic_ref,
- ARRAY_SIZE(pdata->dmic_ref), 1);
- }
- int madera_core_init(struct madera_priv *priv)
- {
- int i;
- /* trap undersized array initializers */
- BUILD_BUG_ON(!madera_mixer_texts[MADERA_NUM_MIXER_INPUTS - 1]);
- BUILD_BUG_ON(!madera_mixer_values[MADERA_NUM_MIXER_INPUTS - 1]);
- if (!dev_get_platdata(priv->madera->dev))
- madera_prop_get_pdata(priv);
- mutex_init(&priv->rate_lock);
- for (i = 0; i < MADERA_MAX_HP_OUTPUT; i++)
- priv->madera->out_clamp[i] = true;
- return 0;
- }
- EXPORT_SYMBOL_GPL(madera_core_init);
- int madera_core_free(struct madera_priv *priv)
- {
- mutex_destroy(&priv->rate_lock);
- return 0;
- }
- EXPORT_SYMBOL_GPL(madera_core_free);
- static void madera_debug_dump_domain_groups(const struct madera_priv *priv)
- {
- struct madera *madera = priv->madera;
- int i;
- for (i = 0; i < ARRAY_SIZE(priv->domain_group_ref); ++i)
- dev_dbg(madera->dev, "domain_grp_ref[%d]=%d\n", i,
- priv->domain_group_ref[i]);
- }
- int madera_domain_clk_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 madera_priv *priv = snd_soc_component_get_drvdata(component);
- int dom_grp = w->shift;
- if (dom_grp >= ARRAY_SIZE(priv->domain_group_ref)) {
- WARN(true, "%s dom_grp exceeds array size\n", __func__);
- return -EINVAL;
- }
- /*
- * We can't rely on the DAPM mutex for locking because we need a lock
- * that can safely be called in hw_params
- */
- mutex_lock(&priv->rate_lock);
- switch (event) {
- case SND_SOC_DAPM_PRE_PMU:
- dev_dbg(priv->madera->dev, "Inc ref on domain group %d\n",
- dom_grp);
- ++priv->domain_group_ref[dom_grp];
- break;
- case SND_SOC_DAPM_POST_PMD:
- dev_dbg(priv->madera->dev, "Dec ref on domain group %d\n",
- dom_grp);
- --priv->domain_group_ref[dom_grp];
- break;
- default:
- break;
- }
- madera_debug_dump_domain_groups(priv);
- mutex_unlock(&priv->rate_lock);
- return 0;
- }
- EXPORT_SYMBOL_GPL(madera_domain_clk_ev);
- int madera_out1_demux_put(struct snd_kcontrol *kcontrol,
- struct snd_ctl_elem_value *ucontrol)
- {
- struct snd_soc_component *component =
- snd_soc_dapm_kcontrol_component(kcontrol);
- struct snd_soc_dapm_context *dapm =
- snd_soc_dapm_kcontrol_dapm(kcontrol);
- struct madera_priv *priv = snd_soc_component_get_drvdata(component);
- struct madera *madera = priv->madera;
- struct soc_enum *e = (struct soc_enum *)kcontrol->private_value;
- unsigned int ep_sel, mux, change;
- bool out_mono;
- int ret;
- if (ucontrol->value.enumerated.item[0] > e->items - 1)
- return -EINVAL;
- mux = ucontrol->value.enumerated.item[0];
- snd_soc_dapm_mutex_lock(dapm);
- ep_sel = mux << MADERA_EP_SEL_SHIFT;
- change = snd_soc_component_test_bits(component, MADERA_OUTPUT_ENABLES_1,
- MADERA_EP_SEL_MASK,
- ep_sel);
- if (!change)
- goto end;
- /* EP_SEL should not be modified while HP or EP driver is enabled */
- ret = regmap_update_bits(madera->regmap, MADERA_OUTPUT_ENABLES_1,
- MADERA_OUT1L_ENA | MADERA_OUT1R_ENA, 0);
- if (ret)
- dev_warn(madera->dev, "Failed to disable outputs: %d\n", ret);
- usleep_range(2000, 3000); /* wait for wseq to complete */
- /* change demux setting */
- ret = 0;
- if (madera->out_clamp[0])
- ret = regmap_update_bits(madera->regmap,
- MADERA_OUTPUT_ENABLES_1,
- MADERA_EP_SEL_MASK, ep_sel);
- if (ret) {
- dev_err(madera->dev, "Failed to set OUT1 demux: %d\n", ret);
- } else {
- /* apply correct setting for mono mode */
- if (!ep_sel && !madera->pdata.codec.out_mono[0])
- out_mono = false; /* stereo HP */
- else
- out_mono = true; /* EP or mono HP */
- ret = madera_set_output_mode(component, 1, out_mono);
- if (ret)
- dev_warn(madera->dev,
- "Failed to set output mode: %d\n", ret);
- }
- /*
- * if HPDET has disabled the clamp while switching to HPOUT
- * OUT1 should remain disabled
- */
- if (ep_sel ||
- (madera->out_clamp[0] && !madera->out_shorted[0])) {
- ret = regmap_update_bits(madera->regmap,
- MADERA_OUTPUT_ENABLES_1,
- MADERA_OUT1L_ENA | MADERA_OUT1R_ENA,
- madera->hp_ena);
- if (ret)
- dev_warn(madera->dev,
- "Failed to restore earpiece outputs: %d\n",
- ret);
- else if (madera->hp_ena)
- msleep(34); /* wait for enable wseq */
- else
- usleep_range(2000, 3000); /* wait for disable wseq */
- }
- end:
- snd_soc_dapm_mutex_unlock(dapm);
- ret = snd_soc_dapm_mux_update_power(dapm, kcontrol, mux, e, NULL);
- if (ret < 0) {
- dev_err(madera->dev, "Failed to update demux power state: %d\n", ret);
- return ret;
- }
- return change;
- }
- EXPORT_SYMBOL_GPL(madera_out1_demux_put);
- int madera_out1_demux_get(struct snd_kcontrol *kcontrol,
- struct snd_ctl_elem_value *ucontrol)
- {
- struct snd_soc_component *component =
- snd_soc_dapm_kcontrol_component(kcontrol);
- unsigned int val;
- val = snd_soc_component_read(component, MADERA_OUTPUT_ENABLES_1);
- val &= MADERA_EP_SEL_MASK;
- val >>= MADERA_EP_SEL_SHIFT;
- ucontrol->value.enumerated.item[0] = val;
- return 0;
- }
- EXPORT_SYMBOL_GPL(madera_out1_demux_get);
- static int madera_inmux_put(struct snd_kcontrol *kcontrol,
- struct snd_ctl_elem_value *ucontrol)
- {
- struct snd_soc_component *component =
- snd_soc_dapm_kcontrol_component(kcontrol);
- struct snd_soc_dapm_context *dapm =
- snd_soc_dapm_kcontrol_dapm(kcontrol);
- struct madera_priv *priv = snd_soc_component_get_drvdata(component);
- struct madera *madera = priv->madera;
- struct regmap *regmap = madera->regmap;
- struct soc_enum *e = (struct soc_enum *)kcontrol->private_value;
- unsigned int mux, val, mask;
- unsigned int inmode;
- bool changed;
- int ret;
- mux = ucontrol->value.enumerated.item[0];
- if (mux > 1)
- return -EINVAL;
- val = mux << e->shift_l;
- mask = (e->mask << e->shift_l) | MADERA_IN1L_SRC_SE_MASK;
- switch (e->reg) {
- case MADERA_ADC_DIGITAL_VOLUME_1L:
- inmode = madera->pdata.codec.inmode[0][2 * mux];
- break;
- case MADERA_ADC_DIGITAL_VOLUME_1R:
- inmode = madera->pdata.codec.inmode[0][1 + (2 * mux)];
- break;
- case MADERA_ADC_DIGITAL_VOLUME_2L:
- inmode = madera->pdata.codec.inmode[1][2 * mux];
- break;
- case MADERA_ADC_DIGITAL_VOLUME_2R:
- inmode = madera->pdata.codec.inmode[1][1 + (2 * mux)];
- break;
- default:
- return -EINVAL;
- }
- if (inmode & MADERA_INMODE_SE)
- val |= 1 << MADERA_IN1L_SRC_SE_SHIFT;
- dev_dbg(madera->dev, "mux=%u reg=0x%x inmode=0x%x mask=0x%x val=0x%x\n",
- mux, e->reg, inmode, mask, val);
- ret = regmap_update_bits_check(regmap, e->reg, mask, val, &changed);
- if (ret < 0)
- return ret;
- if (changed)
- return snd_soc_dapm_mux_update_power(dapm, kcontrol,
- mux, e, NULL);
- else
- return 0;
- }
- static const char * const madera_inmux_texts[] = {
- "A",
- "B",
- };
- static SOC_ENUM_SINGLE_DECL(madera_in1muxl_enum,
- MADERA_ADC_DIGITAL_VOLUME_1L,
- MADERA_IN1L_SRC_SHIFT,
- madera_inmux_texts);
- static SOC_ENUM_SINGLE_DECL(madera_in1muxr_enum,
- MADERA_ADC_DIGITAL_VOLUME_1R,
- MADERA_IN1R_SRC_SHIFT,
- madera_inmux_texts);
- static SOC_ENUM_SINGLE_DECL(madera_in2muxl_enum,
- MADERA_ADC_DIGITAL_VOLUME_2L,
- MADERA_IN2L_SRC_SHIFT,
- madera_inmux_texts);
- static SOC_ENUM_SINGLE_DECL(madera_in2muxr_enum,
- MADERA_ADC_DIGITAL_VOLUME_2R,
- MADERA_IN2R_SRC_SHIFT,
- madera_inmux_texts);
- const struct snd_kcontrol_new madera_inmux[] = {
- SOC_DAPM_ENUM_EXT("IN1L Mux", madera_in1muxl_enum,
- snd_soc_dapm_get_enum_double, madera_inmux_put),
- SOC_DAPM_ENUM_EXT("IN1R Mux", madera_in1muxr_enum,
- snd_soc_dapm_get_enum_double, madera_inmux_put),
- SOC_DAPM_ENUM_EXT("IN2L Mux", madera_in2muxl_enum,
- snd_soc_dapm_get_enum_double, madera_inmux_put),
- SOC_DAPM_ENUM_EXT("IN2R Mux", madera_in2muxr_enum,
- snd_soc_dapm_get_enum_double, madera_inmux_put),
- };
- EXPORT_SYMBOL_GPL(madera_inmux);
- static const char * const madera_dmode_texts[] = {
- "Analog",
- "Digital",
- };
- static SOC_ENUM_SINGLE_DECL(madera_in1dmode_enum,
- MADERA_IN1L_CONTROL,
- MADERA_IN1_MODE_SHIFT,
- madera_dmode_texts);
- static SOC_ENUM_SINGLE_DECL(madera_in2dmode_enum,
- MADERA_IN2L_CONTROL,
- MADERA_IN2_MODE_SHIFT,
- madera_dmode_texts);
- static SOC_ENUM_SINGLE_DECL(madera_in3dmode_enum,
- MADERA_IN3L_CONTROL,
- MADERA_IN3_MODE_SHIFT,
- madera_dmode_texts);
- const struct snd_kcontrol_new madera_inmode[] = {
- SOC_DAPM_ENUM("IN1 Mode", madera_in1dmode_enum),
- SOC_DAPM_ENUM("IN2 Mode", madera_in2dmode_enum),
- SOC_DAPM_ENUM("IN3 Mode", madera_in3dmode_enum),
- };
- EXPORT_SYMBOL_GPL(madera_inmode);
- static bool madera_can_change_grp_rate(const struct madera_priv *priv,
- unsigned int reg)
- {
- int count;
- switch (reg) {
- case MADERA_FX_CTRL1:
- count = priv->domain_group_ref[MADERA_DOM_GRP_FX];
- break;
- case MADERA_ASRC1_RATE1:
- case MADERA_ASRC1_RATE2:
- count = priv->domain_group_ref[MADERA_DOM_GRP_ASRC1];
- break;
- case MADERA_ASRC2_RATE1:
- case MADERA_ASRC2_RATE2:
- count = priv->domain_group_ref[MADERA_DOM_GRP_ASRC2];
- break;
- case MADERA_ISRC_1_CTRL_1:
- case MADERA_ISRC_1_CTRL_2:
- count = priv->domain_group_ref[MADERA_DOM_GRP_ISRC1];
- break;
- case MADERA_ISRC_2_CTRL_1:
- case MADERA_ISRC_2_CTRL_2:
- count = priv->domain_group_ref[MADERA_DOM_GRP_ISRC2];
- break;
- case MADERA_ISRC_3_CTRL_1:
- case MADERA_ISRC_3_CTRL_2:
- count = priv->domain_group_ref[MADERA_DOM_GRP_ISRC3];
- break;
- case MADERA_ISRC_4_CTRL_1:
- case MADERA_ISRC_4_CTRL_2:
- count = priv->domain_group_ref[MADERA_DOM_GRP_ISRC4];
- break;
- case MADERA_OUTPUT_RATE_1:
- count = priv->domain_group_ref[MADERA_DOM_GRP_OUT];
- break;
- case MADERA_SPD1_TX_CONTROL:
- count = priv->domain_group_ref[MADERA_DOM_GRP_SPD];
- break;
- case MADERA_DSP1_CONFIG_1:
- case MADERA_DSP1_CONFIG_2:
- count = priv->domain_group_ref[MADERA_DOM_GRP_DSP1];
- break;
- case MADERA_DSP2_CONFIG_1:
- case MADERA_DSP2_CONFIG_2:
- count = priv->domain_group_ref[MADERA_DOM_GRP_DSP2];
- break;
- case MADERA_DSP3_CONFIG_1:
- case MADERA_DSP3_CONFIG_2:
- count = priv->domain_group_ref[MADERA_DOM_GRP_DSP3];
- break;
- case MADERA_DSP4_CONFIG_1:
- case MADERA_DSP4_CONFIG_2:
- count = priv->domain_group_ref[MADERA_DOM_GRP_DSP4];
- break;
- case MADERA_DSP5_CONFIG_1:
- case MADERA_DSP5_CONFIG_2:
- count = priv->domain_group_ref[MADERA_DOM_GRP_DSP5];
- break;
- case MADERA_DSP6_CONFIG_1:
- case MADERA_DSP6_CONFIG_2:
- count = priv->domain_group_ref[MADERA_DOM_GRP_DSP6];
- break;
- case MADERA_DSP7_CONFIG_1:
- case MADERA_DSP7_CONFIG_2:
- count = priv->domain_group_ref[MADERA_DOM_GRP_DSP7];
- break;
- case MADERA_AIF1_RATE_CTRL:
- count = priv->domain_group_ref[MADERA_DOM_GRP_AIF1];
- break;
- case MADERA_AIF2_RATE_CTRL:
- count = priv->domain_group_ref[MADERA_DOM_GRP_AIF2];
- break;
- case MADERA_AIF3_RATE_CTRL:
- count = priv->domain_group_ref[MADERA_DOM_GRP_AIF3];
- break;
- case MADERA_AIF4_RATE_CTRL:
- count = priv->domain_group_ref[MADERA_DOM_GRP_AIF4];
- break;
- case MADERA_SLIMBUS_RATES_1:
- case MADERA_SLIMBUS_RATES_2:
- case MADERA_SLIMBUS_RATES_3:
- case MADERA_SLIMBUS_RATES_4:
- case MADERA_SLIMBUS_RATES_5:
- case MADERA_SLIMBUS_RATES_6:
- case MADERA_SLIMBUS_RATES_7:
- case MADERA_SLIMBUS_RATES_8:
- count = priv->domain_group_ref[MADERA_DOM_GRP_SLIMBUS];
- break;
- case MADERA_PWM_DRIVE_1:
- count = priv->domain_group_ref[MADERA_DOM_GRP_PWM];
- break;
- default:
- return false;
- }
- dev_dbg(priv->madera->dev, "Rate reg 0x%x group ref %d\n", reg, count);
- if (count)
- return false;
- else
- return true;
- }
- static int madera_adsp_rate_get(struct snd_kcontrol *kcontrol,
- struct snd_ctl_elem_value *ucontrol)
- {
- struct snd_soc_component *component =
- snd_soc_kcontrol_component(kcontrol);
- struct madera_priv *priv = snd_soc_component_get_drvdata(component);
- struct soc_enum *e = (struct soc_enum *)kcontrol->private_value;
- unsigned int cached_rate;
- const int adsp_num = e->shift_l;
- int item;
- mutex_lock(&priv->rate_lock);
- cached_rate = priv->adsp_rate_cache[adsp_num];
- mutex_unlock(&priv->rate_lock);
- item = snd_soc_enum_val_to_item(e, cached_rate);
- ucontrol->value.enumerated.item[0] = item;
- return 0;
- }
- static int madera_adsp_rate_put(struct snd_kcontrol *kcontrol,
- struct snd_ctl_elem_value *ucontrol)
- {
- struct snd_soc_component *component =
- snd_soc_kcontrol_component(kcontrol);
- struct madera_priv *priv = snd_soc_component_get_drvdata(component);
- struct soc_enum *e = (struct soc_enum *)kcontrol->private_value;
- const int adsp_num = e->shift_l;
- const unsigned int item = ucontrol->value.enumerated.item[0];
- int ret = 0;
- if (item >= e->items)
- return -EINVAL;
- /*
- * We don't directly write the rate register here but we want to
- * maintain consistent behaviour that rate domains cannot be changed
- * while in use since this is a hardware requirement
- */
- mutex_lock(&priv->rate_lock);
- if (!madera_can_change_grp_rate(priv, priv->adsp[adsp_num].cs_dsp.base)) {
- dev_warn(priv->madera->dev,
- "Cannot change '%s' while in use by active audio paths\n",
- kcontrol->id.name);
- ret = -EBUSY;
- } else if (priv->adsp_rate_cache[adsp_num] != e->values[item]) {
- /* Volatile register so defer until the codec is powered up */
- priv->adsp_rate_cache[adsp_num] = e->values[item];
- ret = 1;
- }
- mutex_unlock(&priv->rate_lock);
- return ret;
- }
- static const struct soc_enum madera_adsp_rate_enum[] = {
- SOC_VALUE_ENUM_SINGLE(SND_SOC_NOPM, 0, 0xf, MADERA_RATE_ENUM_SIZE,
- madera_rate_text, madera_rate_val),
- SOC_VALUE_ENUM_SINGLE(SND_SOC_NOPM, 1, 0xf, MADERA_RATE_ENUM_SIZE,
- madera_rate_text, madera_rate_val),
- SOC_VALUE_ENUM_SINGLE(SND_SOC_NOPM, 2, 0xf, MADERA_RATE_ENUM_SIZE,
- madera_rate_text, madera_rate_val),
- SOC_VALUE_ENUM_SINGLE(SND_SOC_NOPM, 3, 0xf, MADERA_RATE_ENUM_SIZE,
- madera_rate_text, madera_rate_val),
- SOC_VALUE_ENUM_SINGLE(SND_SOC_NOPM, 4, 0xf, MADERA_RATE_ENUM_SIZE,
- madera_rate_text, madera_rate_val),
- SOC_VALUE_ENUM_SINGLE(SND_SOC_NOPM, 5, 0xf, MADERA_RATE_ENUM_SIZE,
- madera_rate_text, madera_rate_val),
- SOC_VALUE_ENUM_SINGLE(SND_SOC_NOPM, 6, 0xf, MADERA_RATE_ENUM_SIZE,
- madera_rate_text, madera_rate_val),
- };
- const struct snd_kcontrol_new madera_adsp_rate_controls[] = {
- SOC_ENUM_EXT("DSP1 Rate", madera_adsp_rate_enum[0],
- madera_adsp_rate_get, madera_adsp_rate_put),
- SOC_ENUM_EXT("DSP2 Rate", madera_adsp_rate_enum[1],
- madera_adsp_rate_get, madera_adsp_rate_put),
- SOC_ENUM_EXT("DSP3 Rate", madera_adsp_rate_enum[2],
- madera_adsp_rate_get, madera_adsp_rate_put),
- SOC_ENUM_EXT("DSP4 Rate", madera_adsp_rate_enum[3],
- madera_adsp_rate_get, madera_adsp_rate_put),
- SOC_ENUM_EXT("DSP5 Rate", madera_adsp_rate_enum[4],
- madera_adsp_rate_get, madera_adsp_rate_put),
- SOC_ENUM_EXT("DSP6 Rate", madera_adsp_rate_enum[5],
- madera_adsp_rate_get, madera_adsp_rate_put),
- SOC_ENUM_EXT("DSP7 Rate", madera_adsp_rate_enum[6],
- madera_adsp_rate_get, madera_adsp_rate_put),
- };
- EXPORT_SYMBOL_GPL(madera_adsp_rate_controls);
- static int madera_write_adsp_clk_setting(struct madera_priv *priv,
- struct wm_adsp *dsp,
- unsigned int freq)
- {
- unsigned int val;
- unsigned int mask = MADERA_DSP_RATE_MASK;
- int ret;
- val = priv->adsp_rate_cache[dsp->cs_dsp.num - 1] << MADERA_DSP_RATE_SHIFT;
- switch (priv->madera->type) {
- case CS47L35:
- case CS47L85:
- case WM1840:
- /* use legacy frequency registers */
- mask |= MADERA_DSP_CLK_SEL_MASK;
- val |= (freq << MADERA_DSP_CLK_SEL_SHIFT);
- break;
- default:
- /* Configure exact dsp frequency */
- dev_dbg(priv->madera->dev, "Set DSP frequency to 0x%x\n", freq);
- ret = regmap_write(dsp->cs_dsp.regmap,
- dsp->cs_dsp.base + MADERA_DSP_CONFIG_2_OFFS, freq);
- if (ret)
- goto err;
- break;
- }
- ret = regmap_update_bits(dsp->cs_dsp.regmap,
- dsp->cs_dsp.base + MADERA_DSP_CONFIG_1_OFFS,
- mask, val);
- if (ret)
- goto err;
- dev_dbg(priv->madera->dev, "Set DSP clocking to 0x%x\n", val);
- return 0;
- err:
- dev_err(dsp->cs_dsp.dev, "Failed to set DSP%d clock: %d\n", dsp->cs_dsp.num, ret);
- return ret;
- }
- int madera_set_adsp_clk(struct madera_priv *priv, int dsp_num,
- unsigned int freq)
- {
- struct wm_adsp *dsp = &priv->adsp[dsp_num];
- struct madera *madera = priv->madera;
- unsigned int cur, new;
- int ret;
- /*
- * This is called at a higher DAPM priority than the mux widgets so
- * the muxes are still off at this point and it's safe to change
- * the rate domain control.
- * Also called at a lower DAPM priority than the domain group widgets
- * so locking the reads of adsp_rate_cache is not necessary as we know
- * changes are locked out by the domain_group_ref reference count.
- */
- ret = regmap_read(dsp->cs_dsp.regmap, dsp->cs_dsp.base, &cur);
- if (ret) {
- dev_err(madera->dev,
- "Failed to read current DSP rate: %d\n", ret);
- return ret;
- }
- cur &= MADERA_DSP_RATE_MASK;
- new = priv->adsp_rate_cache[dsp->cs_dsp.num - 1] << MADERA_DSP_RATE_SHIFT;
- if (new == cur) {
- dev_dbg(madera->dev, "DSP rate not changed\n");
- return madera_write_adsp_clk_setting(priv, dsp, freq);
- } else {
- dev_dbg(madera->dev, "DSP rate changed\n");
- /* The write must be guarded by a number of SYSCLK cycles */
- madera_spin_sysclk(priv);
- ret = madera_write_adsp_clk_setting(priv, dsp, freq);
- madera_spin_sysclk(priv);
- return ret;
- }
- }
- EXPORT_SYMBOL_GPL(madera_set_adsp_clk);
- int madera_rate_put(struct snd_kcontrol *kcontrol,
- struct snd_ctl_elem_value *ucontrol)
- {
- struct snd_soc_component *component =
- snd_soc_kcontrol_component(kcontrol);
- struct madera_priv *priv = snd_soc_component_get_drvdata(component);
- struct soc_enum *e = (struct soc_enum *)kcontrol->private_value;
- unsigned int item = ucontrol->value.enumerated.item[0];
- unsigned int val;
- int ret;
- if (item >= e->items)
- return -EINVAL;
- /*
- * Prevent the domain powering up while we're checking whether it's
- * safe to change rate domain
- */
- mutex_lock(&priv->rate_lock);
- val = snd_soc_component_read(component, e->reg);
- val >>= e->shift_l;
- val &= e->mask;
- if (snd_soc_enum_item_to_val(e, item) == val) {
- ret = 0;
- goto out;
- }
- if (!madera_can_change_grp_rate(priv, e->reg)) {
- dev_warn(priv->madera->dev,
- "Cannot change '%s' while in use by active audio paths\n",
- kcontrol->id.name);
- ret = -EBUSY;
- } else {
- /* The write must be guarded by a number of SYSCLK cycles */
- madera_spin_sysclk(priv);
- ret = snd_soc_put_enum_double(kcontrol, ucontrol);
- madera_spin_sysclk(priv);
- }
- out:
- mutex_unlock(&priv->rate_lock);
- return ret;
- }
- EXPORT_SYMBOL_GPL(madera_rate_put);
- static void madera_configure_input_mode(struct madera *madera)
- {
- unsigned int dig_mode, ana_mode_l, ana_mode_r;
- int max_analogue_inputs, max_dmic_sup, i;
- switch (madera->type) {
- case CS47L15:
- max_analogue_inputs = 1;
- max_dmic_sup = 2;
- break;
- case CS47L35:
- max_analogue_inputs = 2;
- max_dmic_sup = 2;
- break;
- case CS47L85:
- case WM1840:
- max_analogue_inputs = 3;
- max_dmic_sup = 3;
- break;
- case CS47L90:
- case CS47L91:
- max_analogue_inputs = 2;
- max_dmic_sup = 2;
- break;
- default:
- max_analogue_inputs = 2;
- max_dmic_sup = 4;
- break;
- }
- /*
- * Initialize input modes from the A settings. For muxed inputs the
- * B settings will be applied if the mux is changed
- */
- for (i = 0; i < max_dmic_sup; i++) {
- dev_dbg(madera->dev, "IN%d mode %u:%u:%u:%u\n", i + 1,
- madera->pdata.codec.inmode[i][0],
- madera->pdata.codec.inmode[i][1],
- madera->pdata.codec.inmode[i][2],
- madera->pdata.codec.inmode[i][3]);
- dig_mode = madera->pdata.codec.dmic_ref[i] <<
- MADERA_IN1_DMIC_SUP_SHIFT;
- switch (madera->pdata.codec.inmode[i][0]) {
- case MADERA_INMODE_DIFF:
- ana_mode_l = 0;
- break;
- case MADERA_INMODE_SE:
- ana_mode_l = 1 << MADERA_IN1L_SRC_SE_SHIFT;
- break;
- default:
- dev_warn(madera->dev,
- "IN%dAL Illegal inmode %u ignored\n",
- i + 1, madera->pdata.codec.inmode[i][0]);
- continue;
- }
- switch (madera->pdata.codec.inmode[i][1]) {
- case MADERA_INMODE_DIFF:
- ana_mode_r = 0;
- break;
- case MADERA_INMODE_SE:
- ana_mode_r = 1 << MADERA_IN1R_SRC_SE_SHIFT;
- break;
- default:
- dev_warn(madera->dev,
- "IN%dAR Illegal inmode %u ignored\n",
- i + 1, madera->pdata.codec.inmode[i][1]);
- continue;
- }
- dev_dbg(madera->dev,
- "IN%dA DMIC mode=0x%x Analogue mode=0x%x,0x%x\n",
- i + 1, dig_mode, ana_mode_l, ana_mode_r);
- regmap_update_bits(madera->regmap,
- MADERA_IN1L_CONTROL + (i * 8),
- MADERA_IN1_DMIC_SUP_MASK, dig_mode);
- if (i >= max_analogue_inputs)
- continue;
- regmap_update_bits(madera->regmap,
- MADERA_ADC_DIGITAL_VOLUME_1L + (i * 8),
- MADERA_IN1L_SRC_SE_MASK, ana_mode_l);
- regmap_update_bits(madera->regmap,
- MADERA_ADC_DIGITAL_VOLUME_1R + (i * 8),
- MADERA_IN1R_SRC_SE_MASK, ana_mode_r);
- }
- }
- int madera_init_inputs(struct snd_soc_component *component)
- {
- struct madera_priv *priv = snd_soc_component_get_drvdata(component);
- struct madera *madera = priv->madera;
- madera_configure_input_mode(madera);
- return 0;
- }
- EXPORT_SYMBOL_GPL(madera_init_inputs);
- static const struct snd_soc_dapm_route madera_mono_routes[] = {
- { "OUT1R", NULL, "OUT1L" },
- { "OUT2R", NULL, "OUT2L" },
- { "OUT3R", NULL, "OUT3L" },
- { "OUT4R", NULL, "OUT4L" },
- { "OUT5R", NULL, "OUT5L" },
- { "OUT6R", NULL, "OUT6L" },
- };
- int madera_init_outputs(struct snd_soc_component *component,
- const struct snd_soc_dapm_route *routes,
- int n_mono_routes, int n_real)
- {
- struct snd_soc_dapm_context *dapm =
- snd_soc_component_get_dapm(component);
- struct madera_priv *priv = snd_soc_component_get_drvdata(component);
- struct madera *madera = priv->madera;
- const struct madera_codec_pdata *pdata = &madera->pdata.codec;
- unsigned int val;
- int i;
- if (n_mono_routes > MADERA_MAX_OUTPUT) {
- dev_warn(madera->dev,
- "Requested %d mono outputs, using maximum allowed %d\n",
- n_mono_routes, MADERA_MAX_OUTPUT);
- n_mono_routes = MADERA_MAX_OUTPUT;
- }
- if (!routes)
- routes = madera_mono_routes;
- for (i = 0; i < n_mono_routes; i++) {
- /* Default is 0 so noop with defaults */
- if (pdata->out_mono[i]) {
- val = MADERA_OUT1_MONO;
- snd_soc_dapm_add_routes(dapm, &routes[i], 1);
- } else {
- val = 0;
- }
- if (i >= n_real)
- continue;
- regmap_update_bits(madera->regmap,
- MADERA_OUTPUT_PATH_CONFIG_1L + (i * 8),
- MADERA_OUT1_MONO, val);
- dev_dbg(madera->dev, "OUT%d mono=0x%x\n", i + 1, val);
- }
- for (i = 0; i < MADERA_MAX_PDM_SPK; i++) {
- dev_dbg(madera->dev, "PDM%d fmt=0x%x mute=0x%x\n", i + 1,
- pdata->pdm_fmt[i], pdata->pdm_mute[i]);
- if (pdata->pdm_mute[i])
- regmap_update_bits(madera->regmap,
- MADERA_PDM_SPK1_CTRL_1 + (i * 2),
- MADERA_SPK1_MUTE_ENDIAN_MASK |
- MADERA_SPK1_MUTE_SEQ1_MASK,
- pdata->pdm_mute[i]);
- if (pdata->pdm_fmt[i])
- regmap_update_bits(madera->regmap,
- MADERA_PDM_SPK1_CTRL_2 + (i * 2),
- MADERA_SPK1_FMT_MASK,
- pdata->pdm_fmt[i]);
- }
- return 0;
- }
- EXPORT_SYMBOL_GPL(madera_init_outputs);
- int madera_init_bus_error_irq(struct madera_priv *priv, int dsp_num,
- irq_handler_t handler)
- {
- struct madera *madera = priv->madera;
- int ret;
- ret = madera_request_irq(madera,
- madera_dsp_bus_error_irqs[dsp_num],
- "ADSP2 bus error",
- handler,
- &priv->adsp[dsp_num]);
- if (ret)
- dev_err(madera->dev,
- "Failed to request DSP Lock region IRQ: %d\n", ret);
- return ret;
- }
- EXPORT_SYMBOL_GPL(madera_init_bus_error_irq);
- void madera_free_bus_error_irq(struct madera_priv *priv, int dsp_num)
- {
- struct madera *madera = priv->madera;
- madera_free_irq(madera,
- madera_dsp_bus_error_irqs[dsp_num],
- &priv->adsp[dsp_num]);
- }
- EXPORT_SYMBOL_GPL(madera_free_bus_error_irq);
- const char * const madera_mixer_texts[] = {
- "None",
- "Tone Generator 1",
- "Tone Generator 2",
- "Haptics",
- "AEC1",
- "AEC2",
- "Mic Mute Mixer",
- "Noise Generator",
- "IN1L",
- "IN1R",
- "IN2L",
- "IN2R",
- "IN3L",
- "IN3R",
- "IN4L",
- "IN4R",
- "IN5L",
- "IN5R",
- "IN6L",
- "IN6R",
- "AIF1RX1",
- "AIF1RX2",
- "AIF1RX3",
- "AIF1RX4",
- "AIF1RX5",
- "AIF1RX6",
- "AIF1RX7",
- "AIF1RX8",
- "AIF2RX1",
- "AIF2RX2",
- "AIF2RX3",
- "AIF2RX4",
- "AIF2RX5",
- "AIF2RX6",
- "AIF2RX7",
- "AIF2RX8",
- "AIF3RX1",
- "AIF3RX2",
- "AIF3RX3",
- "AIF3RX4",
- "AIF4RX1",
- "AIF4RX2",
- "SLIMRX1",
- "SLIMRX2",
- "SLIMRX3",
- "SLIMRX4",
- "SLIMRX5",
- "SLIMRX6",
- "SLIMRX7",
- "SLIMRX8",
- "EQ1",
- "EQ2",
- "EQ3",
- "EQ4",
- "DRC1L",
- "DRC1R",
- "DRC2L",
- "DRC2R",
- "LHPF1",
- "LHPF2",
- "LHPF3",
- "LHPF4",
- "DSP1.1",
- "DSP1.2",
- "DSP1.3",
- "DSP1.4",
- "DSP1.5",
- "DSP1.6",
- "DSP2.1",
- "DSP2.2",
- "DSP2.3",
- "DSP2.4",
- "DSP2.5",
- "DSP2.6",
- "DSP3.1",
- "DSP3.2",
- "DSP3.3",
- "DSP3.4",
- "DSP3.5",
- "DSP3.6",
- "DSP4.1",
- "DSP4.2",
- "DSP4.3",
- "DSP4.4",
- "DSP4.5",
- "DSP4.6",
- "DSP5.1",
- "DSP5.2",
- "DSP5.3",
- "DSP5.4",
- "DSP5.5",
- "DSP5.6",
- "DSP6.1",
- "DSP6.2",
- "DSP6.3",
- "DSP6.4",
- "DSP6.5",
- "DSP6.6",
- "DSP7.1",
- "DSP7.2",
- "DSP7.3",
- "DSP7.4",
- "DSP7.5",
- "DSP7.6",
- "ASRC1IN1L",
- "ASRC1IN1R",
- "ASRC1IN2L",
- "ASRC1IN2R",
- "ASRC2IN1L",
- "ASRC2IN1R",
- "ASRC2IN2L",
- "ASRC2IN2R",
- "ISRC1INT1",
- "ISRC1INT2",
- "ISRC1INT3",
- "ISRC1INT4",
- "ISRC1DEC1",
- "ISRC1DEC2",
- "ISRC1DEC3",
- "ISRC1DEC4",
- "ISRC2INT1",
- "ISRC2INT2",
- "ISRC2INT3",
- "ISRC2INT4",
- "ISRC2DEC1",
- "ISRC2DEC2",
- "ISRC2DEC3",
- "ISRC2DEC4",
- "ISRC3INT1",
- "ISRC3INT2",
- "ISRC3INT3",
- "ISRC3INT4",
- "ISRC3DEC1",
- "ISRC3DEC2",
- "ISRC3DEC3",
- "ISRC3DEC4",
- "ISRC4INT1",
- "ISRC4INT2",
- "ISRC4DEC1",
- "ISRC4DEC2",
- "DFC1",
- "DFC2",
- "DFC3",
- "DFC4",
- "DFC5",
- "DFC6",
- "DFC7",
- "DFC8",
- };
- EXPORT_SYMBOL_GPL(madera_mixer_texts);
- const unsigned int madera_mixer_values[] = {
- 0x00, /* None */
- 0x04, /* Tone Generator 1 */
- 0x05, /* Tone Generator 2 */
- 0x06, /* Haptics */
- 0x08, /* AEC */
- 0x09, /* AEC2 */
- 0x0c, /* Noise mixer */
- 0x0d, /* Comfort noise */
- 0x10, /* IN1L */
- 0x11,
- 0x12,
- 0x13,
- 0x14,
- 0x15,
- 0x16,
- 0x17,
- 0x18,
- 0x19,
- 0x1A,
- 0x1B,
- 0x20, /* AIF1RX1 */
- 0x21,
- 0x22,
- 0x23,
- 0x24,
- 0x25,
- 0x26,
- 0x27,
- 0x28, /* AIF2RX1 */
- 0x29,
- 0x2a,
- 0x2b,
- 0x2c,
- 0x2d,
- 0x2e,
- 0x2f,
- 0x30, /* AIF3RX1 */
- 0x31,
- 0x32,
- 0x33,
- 0x34, /* AIF4RX1 */
- 0x35,
- 0x38, /* SLIMRX1 */
- 0x39,
- 0x3a,
- 0x3b,
- 0x3c,
- 0x3d,
- 0x3e,
- 0x3f,
- 0x50, /* EQ1 */
- 0x51,
- 0x52,
- 0x53,
- 0x58, /* DRC1L */
- 0x59,
- 0x5a,
- 0x5b,
- 0x60, /* LHPF1 */
- 0x61,
- 0x62,
- 0x63,
- 0x68, /* DSP1.1 */
- 0x69,
- 0x6a,
- 0x6b,
- 0x6c,
- 0x6d,
- 0x70, /* DSP2.1 */
- 0x71,
- 0x72,
- 0x73,
- 0x74,
- 0x75,
- 0x78, /* DSP3.1 */
- 0x79,
- 0x7a,
- 0x7b,
- 0x7c,
- 0x7d,
- 0x80, /* DSP4.1 */
- 0x81,
- 0x82,
- 0x83,
- 0x84,
- 0x85,
- 0x88, /* DSP5.1 */
- 0x89,
- 0x8a,
- 0x8b,
- 0x8c,
- 0x8d,
- 0xc0, /* DSP6.1 */
- 0xc1,
- 0xc2,
- 0xc3,
- 0xc4,
- 0xc5,
- 0xc8, /* DSP7.1 */
- 0xc9,
- 0xca,
- 0xcb,
- 0xcc,
- 0xcd,
- 0x90, /* ASRC1IN1L */
- 0x91,
- 0x92,
- 0x93,
- 0x94, /* ASRC2IN1L */
- 0x95,
- 0x96,
- 0x97,
- 0xa0, /* ISRC1INT1 */
- 0xa1,
- 0xa2,
- 0xa3,
- 0xa4, /* ISRC1DEC1 */
- 0xa5,
- 0xa6,
- 0xa7,
- 0xa8, /* ISRC2DEC1 */
- 0xa9,
- 0xaa,
- 0xab,
- 0xac, /* ISRC2INT1 */
- 0xad,
- 0xae,
- 0xaf,
- 0xb0, /* ISRC3DEC1 */
- 0xb1,
- 0xb2,
- 0xb3,
- 0xb4, /* ISRC3INT1 */
- 0xb5,
- 0xb6,
- 0xb7,
- 0xb8, /* ISRC4INT1 */
- 0xb9,
- 0xbc, /* ISRC4DEC1 */
- 0xbd,
- 0xf8, /* DFC1 */
- 0xf9,
- 0xfa,
- 0xfb,
- 0xfc,
- 0xfd,
- 0xfe,
- 0xff, /* DFC8 */
- };
- EXPORT_SYMBOL_GPL(madera_mixer_values);
- const DECLARE_TLV_DB_SCALE(madera_ana_tlv, 0, 100, 0);
- EXPORT_SYMBOL_GPL(madera_ana_tlv);
- const DECLARE_TLV_DB_SCALE(madera_eq_tlv, -1200, 100, 0);
- EXPORT_SYMBOL_GPL(madera_eq_tlv);
- const DECLARE_TLV_DB_SCALE(madera_digital_tlv, -6400, 50, 0);
- EXPORT_SYMBOL_GPL(madera_digital_tlv);
- const DECLARE_TLV_DB_SCALE(madera_noise_tlv, -13200, 600, 0);
- EXPORT_SYMBOL_GPL(madera_noise_tlv);
- const DECLARE_TLV_DB_SCALE(madera_ng_tlv, -12000, 600, 0);
- EXPORT_SYMBOL_GPL(madera_ng_tlv);
- const DECLARE_TLV_DB_SCALE(madera_mixer_tlv, -3200, 100, 0);
- EXPORT_SYMBOL_GPL(madera_mixer_tlv);
- const char * const madera_rate_text[MADERA_RATE_ENUM_SIZE] = {
- "SYNCCLK rate 1", "SYNCCLK rate 2", "SYNCCLK rate 3",
- "ASYNCCLK rate 1", "ASYNCCLK rate 2",
- };
- EXPORT_SYMBOL_GPL(madera_rate_text);
- const unsigned int madera_rate_val[MADERA_RATE_ENUM_SIZE] = {
- 0x0, 0x1, 0x2, 0x8, 0x9,
- };
- EXPORT_SYMBOL_GPL(madera_rate_val);
- static const char * const madera_dfc_width_text[MADERA_DFC_WIDTH_ENUM_SIZE] = {
- "8 bit", "16 bit", "20 bit", "24 bit", "32 bit",
- };
- static const unsigned int madera_dfc_width_val[MADERA_DFC_WIDTH_ENUM_SIZE] = {
- 7, 15, 19, 23, 31,
- };
- static const char * const madera_dfc_type_text[MADERA_DFC_TYPE_ENUM_SIZE] = {
- "Fixed", "Unsigned Fixed", "Single Precision Floating",
- "Half Precision Floating", "Arm Alternative Floating",
- };
- static const unsigned int madera_dfc_type_val[MADERA_DFC_TYPE_ENUM_SIZE] = {
- 0, 1, 2, 4, 5,
- };
- const struct soc_enum madera_dfc_width[] = {
- SOC_VALUE_ENUM_SINGLE(MADERA_DFC1_RX,
- MADERA_DFC1_RX_DATA_WIDTH_SHIFT,
- MADERA_DFC1_RX_DATA_WIDTH_MASK >>
- MADERA_DFC1_RX_DATA_WIDTH_SHIFT,
- ARRAY_SIZE(madera_dfc_width_text),
- madera_dfc_width_text,
- madera_dfc_width_val),
- SOC_VALUE_ENUM_SINGLE(MADERA_DFC1_TX,
- MADERA_DFC1_TX_DATA_WIDTH_SHIFT,
- MADERA_DFC1_TX_DATA_WIDTH_MASK >>
- MADERA_DFC1_TX_DATA_WIDTH_SHIFT,
- ARRAY_SIZE(madera_dfc_width_text),
- madera_dfc_width_text,
- madera_dfc_width_val),
- SOC_VALUE_ENUM_SINGLE(MADERA_DFC2_RX,
- MADERA_DFC1_RX_DATA_WIDTH_SHIFT,
- MADERA_DFC1_RX_DATA_WIDTH_MASK >>
- MADERA_DFC1_RX_DATA_WIDTH_SHIFT,
- ARRAY_SIZE(madera_dfc_width_text),
- madera_dfc_width_text,
- madera_dfc_width_val),
- SOC_VALUE_ENUM_SINGLE(MADERA_DFC2_TX,
- MADERA_DFC1_TX_DATA_WIDTH_SHIFT,
- MADERA_DFC1_TX_DATA_WIDTH_MASK >>
- MADERA_DFC1_TX_DATA_WIDTH_SHIFT,
- ARRAY_SIZE(madera_dfc_width_text),
- madera_dfc_width_text,
- madera_dfc_width_val),
- SOC_VALUE_ENUM_SINGLE(MADERA_DFC3_RX,
- MADERA_DFC1_RX_DATA_WIDTH_SHIFT,
- MADERA_DFC1_RX_DATA_WIDTH_MASK >>
- MADERA_DFC1_RX_DATA_WIDTH_SHIFT,
- ARRAY_SIZE(madera_dfc_width_text),
- madera_dfc_width_text,
- madera_dfc_width_val),
- SOC_VALUE_ENUM_SINGLE(MADERA_DFC3_TX,
- MADERA_DFC1_TX_DATA_WIDTH_SHIFT,
- MADERA_DFC1_TX_DATA_WIDTH_MASK >>
- MADERA_DFC1_TX_DATA_WIDTH_SHIFT,
- ARRAY_SIZE(madera_dfc_width_text),
- madera_dfc_width_text,
- madera_dfc_width_val),
- SOC_VALUE_ENUM_SINGLE(MADERA_DFC4_RX,
- MADERA_DFC1_RX_DATA_WIDTH_SHIFT,
- MADERA_DFC1_RX_DATA_WIDTH_MASK >>
- MADERA_DFC1_RX_DATA_WIDTH_SHIFT,
- ARRAY_SIZE(madera_dfc_width_text),
- madera_dfc_width_text,
- madera_dfc_width_val),
- SOC_VALUE_ENUM_SINGLE(MADERA_DFC4_TX,
- MADERA_DFC1_TX_DATA_WIDTH_SHIFT,
- MADERA_DFC1_TX_DATA_WIDTH_MASK >>
- MADERA_DFC1_TX_DATA_WIDTH_SHIFT,
- ARRAY_SIZE(madera_dfc_width_text),
- madera_dfc_width_text,
- madera_dfc_width_val),
- SOC_VALUE_ENUM_SINGLE(MADERA_DFC5_RX,
- MADERA_DFC1_RX_DATA_WIDTH_SHIFT,
- MADERA_DFC1_RX_DATA_WIDTH_MASK >>
- MADERA_DFC1_RX_DATA_WIDTH_SHIFT,
- ARRAY_SIZE(madera_dfc_width_text),
- madera_dfc_width_text,
- madera_dfc_width_val),
- SOC_VALUE_ENUM_SINGLE(MADERA_DFC5_TX,
- MADERA_DFC1_TX_DATA_WIDTH_SHIFT,
- MADERA_DFC1_TX_DATA_WIDTH_MASK >>
- MADERA_DFC1_TX_DATA_WIDTH_SHIFT,
- ARRAY_SIZE(madera_dfc_width_text),
- madera_dfc_width_text,
- madera_dfc_width_val),
- SOC_VALUE_ENUM_SINGLE(MADERA_DFC6_RX,
- MADERA_DFC1_RX_DATA_WIDTH_SHIFT,
- MADERA_DFC1_RX_DATA_WIDTH_MASK >>
- MADERA_DFC1_RX_DATA_WIDTH_SHIFT,
- ARRAY_SIZE(madera_dfc_width_text),
- madera_dfc_width_text,
- madera_dfc_width_val),
- SOC_VALUE_ENUM_SINGLE(MADERA_DFC6_TX,
- MADERA_DFC1_TX_DATA_WIDTH_SHIFT,
- MADERA_DFC1_TX_DATA_WIDTH_MASK >>
- MADERA_DFC1_TX_DATA_WIDTH_SHIFT,
- ARRAY_SIZE(madera_dfc_width_text),
- madera_dfc_width_text,
- madera_dfc_width_val),
- SOC_VALUE_ENUM_SINGLE(MADERA_DFC7_RX,
- MADERA_DFC1_RX_DATA_WIDTH_SHIFT,
- MADERA_DFC1_RX_DATA_WIDTH_MASK >>
- MADERA_DFC1_RX_DATA_WIDTH_SHIFT,
- ARRAY_SIZE(madera_dfc_width_text),
- madera_dfc_width_text,
- madera_dfc_width_val),
- SOC_VALUE_ENUM_SINGLE(MADERA_DFC7_TX,
- MADERA_DFC1_TX_DATA_WIDTH_SHIFT,
- MADERA_DFC1_TX_DATA_WIDTH_MASK >>
- MADERA_DFC1_TX_DATA_WIDTH_SHIFT,
- ARRAY_SIZE(madera_dfc_width_text),
- madera_dfc_width_text,
- madera_dfc_width_val),
- SOC_VALUE_ENUM_SINGLE(MADERA_DFC8_RX,
- MADERA_DFC1_RX_DATA_WIDTH_SHIFT,
- MADERA_DFC1_RX_DATA_WIDTH_MASK >>
- MADERA_DFC1_RX_DATA_WIDTH_SHIFT,
- ARRAY_SIZE(madera_dfc_width_text),
- madera_dfc_width_text,
- madera_dfc_width_val),
- SOC_VALUE_ENUM_SINGLE(MADERA_DFC8_TX,
- MADERA_DFC1_TX_DATA_WIDTH_SHIFT,
- MADERA_DFC1_TX_DATA_WIDTH_MASK >>
- MADERA_DFC1_TX_DATA_WIDTH_SHIFT,
- ARRAY_SIZE(madera_dfc_width_text),
- madera_dfc_width_text,
- madera_dfc_width_val),
- };
- EXPORT_SYMBOL_GPL(madera_dfc_width);
- const struct soc_enum madera_dfc_type[] = {
- SOC_VALUE_ENUM_SINGLE(MADERA_DFC1_RX,
- MADERA_DFC1_RX_DATA_TYPE_SHIFT,
- MADERA_DFC1_RX_DATA_TYPE_MASK >>
- MADERA_DFC1_RX_DATA_TYPE_SHIFT,
- ARRAY_SIZE(madera_dfc_type_text),
- madera_dfc_type_text,
- madera_dfc_type_val),
- SOC_VALUE_ENUM_SINGLE(MADERA_DFC1_TX,
- MADERA_DFC1_TX_DATA_TYPE_SHIFT,
- MADERA_DFC1_TX_DATA_TYPE_MASK >>
- MADERA_DFC1_TX_DATA_TYPE_SHIFT,
- ARRAY_SIZE(madera_dfc_type_text),
- madera_dfc_type_text,
- madera_dfc_type_val),
- SOC_VALUE_ENUM_SINGLE(MADERA_DFC2_RX,
- MADERA_DFC1_RX_DATA_TYPE_SHIFT,
- MADERA_DFC1_RX_DATA_TYPE_MASK >>
- MADERA_DFC1_RX_DATA_TYPE_SHIFT,
- ARRAY_SIZE(madera_dfc_type_text),
- madera_dfc_type_text,
- madera_dfc_type_val),
- SOC_VALUE_ENUM_SINGLE(MADERA_DFC2_TX,
- MADERA_DFC1_TX_DATA_TYPE_SHIFT,
- MADERA_DFC1_TX_DATA_TYPE_MASK >>
- MADERA_DFC1_TX_DATA_TYPE_SHIFT,
- ARRAY_SIZE(madera_dfc_type_text),
- madera_dfc_type_text,
- madera_dfc_type_val),
- SOC_VALUE_ENUM_SINGLE(MADERA_DFC3_RX,
- MADERA_DFC1_RX_DATA_TYPE_SHIFT,
- MADERA_DFC1_RX_DATA_TYPE_MASK >>
- MADERA_DFC1_RX_DATA_TYPE_SHIFT,
- ARRAY_SIZE(madera_dfc_type_text),
- madera_dfc_type_text,
- madera_dfc_type_val),
- SOC_VALUE_ENUM_SINGLE(MADERA_DFC3_TX,
- MADERA_DFC1_TX_DATA_TYPE_SHIFT,
- MADERA_DFC1_TX_DATA_TYPE_MASK >>
- MADERA_DFC1_TX_DATA_TYPE_SHIFT,
- ARRAY_SIZE(madera_dfc_type_text),
- madera_dfc_type_text,
- madera_dfc_type_val),
- SOC_VALUE_ENUM_SINGLE(MADERA_DFC4_RX,
- MADERA_DFC1_RX_DATA_TYPE_SHIFT,
- MADERA_DFC1_RX_DATA_TYPE_MASK >>
- MADERA_DFC1_RX_DATA_TYPE_SHIFT,
- ARRAY_SIZE(madera_dfc_type_text),
- madera_dfc_type_text,
- madera_dfc_type_val),
- SOC_VALUE_ENUM_SINGLE(MADERA_DFC4_TX,
- MADERA_DFC1_TX_DATA_TYPE_SHIFT,
- MADERA_DFC1_TX_DATA_TYPE_MASK >>
- MADERA_DFC1_TX_DATA_TYPE_SHIFT,
- ARRAY_SIZE(madera_dfc_type_text),
- madera_dfc_type_text,
- madera_dfc_type_val),
- SOC_VALUE_ENUM_SINGLE(MADERA_DFC5_RX,
- MADERA_DFC1_RX_DATA_TYPE_SHIFT,
- MADERA_DFC1_RX_DATA_TYPE_MASK >>
- MADERA_DFC1_RX_DATA_TYPE_SHIFT,
- ARRAY_SIZE(madera_dfc_type_text),
- madera_dfc_type_text,
- madera_dfc_type_val),
- SOC_VALUE_ENUM_SINGLE(MADERA_DFC5_TX,
- MADERA_DFC1_TX_DATA_TYPE_SHIFT,
- MADERA_DFC1_TX_DATA_TYPE_MASK >>
- MADERA_DFC1_TX_DATA_TYPE_SHIFT,
- ARRAY_SIZE(madera_dfc_type_text),
- madera_dfc_type_text,
- madera_dfc_type_val),
- SOC_VALUE_ENUM_SINGLE(MADERA_DFC6_RX,
- MADERA_DFC1_RX_DATA_TYPE_SHIFT,
- MADERA_DFC1_RX_DATA_TYPE_MASK >>
- MADERA_DFC1_RX_DATA_TYPE_SHIFT,
- ARRAY_SIZE(madera_dfc_type_text),
- madera_dfc_type_text,
- madera_dfc_type_val),
- SOC_VALUE_ENUM_SINGLE(MADERA_DFC6_TX,
- MADERA_DFC1_TX_DATA_TYPE_SHIFT,
- MADERA_DFC1_TX_DATA_TYPE_MASK >>
- MADERA_DFC1_TX_DATA_TYPE_SHIFT,
- ARRAY_SIZE(madera_dfc_type_text),
- madera_dfc_type_text,
- madera_dfc_type_val),
- SOC_VALUE_ENUM_SINGLE(MADERA_DFC7_RX,
- MADERA_DFC1_RX_DATA_TYPE_SHIFT,
- MADERA_DFC1_RX_DATA_TYPE_MASK >>
- MADERA_DFC1_RX_DATA_TYPE_SHIFT,
- ARRAY_SIZE(madera_dfc_type_text),
- madera_dfc_type_text,
- madera_dfc_type_val),
- SOC_VALUE_ENUM_SINGLE(MADERA_DFC7_TX,
- MADERA_DFC1_TX_DATA_TYPE_SHIFT,
- MADERA_DFC1_TX_DATA_TYPE_MASK >>
- MADERA_DFC1_TX_DATA_TYPE_SHIFT,
- ARRAY_SIZE(madera_dfc_type_text),
- madera_dfc_type_text,
- madera_dfc_type_val),
- SOC_VALUE_ENUM_SINGLE(MADERA_DFC8_RX,
- MADERA_DFC1_RX_DATA_TYPE_SHIFT,
- MADERA_DFC1_RX_DATA_TYPE_MASK >>
- MADERA_DFC1_RX_DATA_TYPE_SHIFT,
- ARRAY_SIZE(madera_dfc_type_text),
- madera_dfc_type_text,
- madera_dfc_type_val),
- SOC_VALUE_ENUM_SINGLE(MADERA_DFC8_TX,
- MADERA_DFC1_TX_DATA_TYPE_SHIFT,
- MADERA_DFC1_TX_DATA_TYPE_MASK >>
- MADERA_DFC1_TX_DATA_TYPE_SHIFT,
- ARRAY_SIZE(madera_dfc_type_text),
- madera_dfc_type_text,
- madera_dfc_type_val),
- };
- EXPORT_SYMBOL_GPL(madera_dfc_type);
- const struct soc_enum madera_isrc_fsh[] = {
- SOC_VALUE_ENUM_SINGLE(MADERA_ISRC_1_CTRL_1,
- MADERA_ISRC1_FSH_SHIFT, 0xf,
- MADERA_RATE_ENUM_SIZE,
- madera_rate_text, madera_rate_val),
- SOC_VALUE_ENUM_SINGLE(MADERA_ISRC_2_CTRL_1,
- MADERA_ISRC2_FSH_SHIFT, 0xf,
- MADERA_RATE_ENUM_SIZE,
- madera_rate_text, madera_rate_val),
- SOC_VALUE_ENUM_SINGLE(MADERA_ISRC_3_CTRL_1,
- MADERA_ISRC3_FSH_SHIFT, 0xf,
- MADERA_RATE_ENUM_SIZE,
- madera_rate_text, madera_rate_val),
- SOC_VALUE_ENUM_SINGLE(MADERA_ISRC_4_CTRL_1,
- MADERA_ISRC4_FSH_SHIFT, 0xf,
- MADERA_RATE_ENUM_SIZE,
- madera_rate_text, madera_rate_val),
- };
- EXPORT_SYMBOL_GPL(madera_isrc_fsh);
- const struct soc_enum madera_isrc_fsl[] = {
- SOC_VALUE_ENUM_SINGLE(MADERA_ISRC_1_CTRL_2,
- MADERA_ISRC1_FSL_SHIFT, 0xf,
- MADERA_RATE_ENUM_SIZE,
- madera_rate_text, madera_rate_val),
- SOC_VALUE_ENUM_SINGLE(MADERA_ISRC_2_CTRL_2,
- MADERA_ISRC2_FSL_SHIFT, 0xf,
- MADERA_RATE_ENUM_SIZE,
- madera_rate_text, madera_rate_val),
- SOC_VALUE_ENUM_SINGLE(MADERA_ISRC_3_CTRL_2,
- MADERA_ISRC3_FSL_SHIFT, 0xf,
- MADERA_RATE_ENUM_SIZE,
- madera_rate_text, madera_rate_val),
- SOC_VALUE_ENUM_SINGLE(MADERA_ISRC_4_CTRL_2,
- MADERA_ISRC4_FSL_SHIFT, 0xf,
- MADERA_RATE_ENUM_SIZE,
- madera_rate_text, madera_rate_val),
- };
- EXPORT_SYMBOL_GPL(madera_isrc_fsl);
- const struct soc_enum madera_asrc1_rate[] = {
- SOC_VALUE_ENUM_SINGLE(MADERA_ASRC1_RATE1,
- MADERA_ASRC1_RATE1_SHIFT, 0xf,
- MADERA_SYNC_RATE_ENUM_SIZE,
- madera_rate_text, madera_rate_val),
- SOC_VALUE_ENUM_SINGLE(MADERA_ASRC1_RATE2,
- MADERA_ASRC1_RATE1_SHIFT, 0xf,
- MADERA_ASYNC_RATE_ENUM_SIZE,
- madera_rate_text + MADERA_SYNC_RATE_ENUM_SIZE,
- madera_rate_val + MADERA_SYNC_RATE_ENUM_SIZE),
- };
- EXPORT_SYMBOL_GPL(madera_asrc1_rate);
- const struct soc_enum madera_asrc1_bidir_rate[] = {
- SOC_VALUE_ENUM_SINGLE(MADERA_ASRC1_RATE1,
- MADERA_ASRC1_RATE1_SHIFT, 0xf,
- MADERA_RATE_ENUM_SIZE,
- madera_rate_text, madera_rate_val),
- SOC_VALUE_ENUM_SINGLE(MADERA_ASRC1_RATE2,
- MADERA_ASRC1_RATE2_SHIFT, 0xf,
- MADERA_RATE_ENUM_SIZE,
- madera_rate_text, madera_rate_val),
- };
- EXPORT_SYMBOL_GPL(madera_asrc1_bidir_rate);
- const struct soc_enum madera_asrc2_rate[] = {
- SOC_VALUE_ENUM_SINGLE(MADERA_ASRC2_RATE1,
- MADERA_ASRC2_RATE1_SHIFT, 0xf,
- MADERA_SYNC_RATE_ENUM_SIZE,
- madera_rate_text, madera_rate_val),
- SOC_VALUE_ENUM_SINGLE(MADERA_ASRC2_RATE2,
- MADERA_ASRC2_RATE2_SHIFT, 0xf,
- MADERA_ASYNC_RATE_ENUM_SIZE,
- madera_rate_text + MADERA_SYNC_RATE_ENUM_SIZE,
- madera_rate_val + MADERA_SYNC_RATE_ENUM_SIZE),
- };
- EXPORT_SYMBOL_GPL(madera_asrc2_rate);
- static const char * const madera_vol_ramp_text[] = {
- "0ms/6dB", "0.5ms/6dB", "1ms/6dB", "2ms/6dB", "4ms/6dB", "8ms/6dB",
- "15ms/6dB", "30ms/6dB",
- };
- SOC_ENUM_SINGLE_DECL(madera_in_vd_ramp,
- MADERA_INPUT_VOLUME_RAMP,
- MADERA_IN_VD_RAMP_SHIFT,
- madera_vol_ramp_text);
- EXPORT_SYMBOL_GPL(madera_in_vd_ramp);
- SOC_ENUM_SINGLE_DECL(madera_in_vi_ramp,
- MADERA_INPUT_VOLUME_RAMP,
- MADERA_IN_VI_RAMP_SHIFT,
- madera_vol_ramp_text);
- EXPORT_SYMBOL_GPL(madera_in_vi_ramp);
- SOC_ENUM_SINGLE_DECL(madera_out_vd_ramp,
- MADERA_OUTPUT_VOLUME_RAMP,
- MADERA_OUT_VD_RAMP_SHIFT,
- madera_vol_ramp_text);
- EXPORT_SYMBOL_GPL(madera_out_vd_ramp);
- SOC_ENUM_SINGLE_DECL(madera_out_vi_ramp,
- MADERA_OUTPUT_VOLUME_RAMP,
- MADERA_OUT_VI_RAMP_SHIFT,
- madera_vol_ramp_text);
- EXPORT_SYMBOL_GPL(madera_out_vi_ramp);
- static const char * const madera_lhpf_mode_text[] = {
- "Low-pass", "High-pass"
- };
- SOC_ENUM_SINGLE_DECL(madera_lhpf1_mode,
- MADERA_HPLPF1_1,
- MADERA_LHPF1_MODE_SHIFT,
- madera_lhpf_mode_text);
- EXPORT_SYMBOL_GPL(madera_lhpf1_mode);
- SOC_ENUM_SINGLE_DECL(madera_lhpf2_mode,
- MADERA_HPLPF2_1,
- MADERA_LHPF2_MODE_SHIFT,
- madera_lhpf_mode_text);
- EXPORT_SYMBOL_GPL(madera_lhpf2_mode);
- SOC_ENUM_SINGLE_DECL(madera_lhpf3_mode,
- MADERA_HPLPF3_1,
- MADERA_LHPF3_MODE_SHIFT,
- madera_lhpf_mode_text);
- EXPORT_SYMBOL_GPL(madera_lhpf3_mode);
- SOC_ENUM_SINGLE_DECL(madera_lhpf4_mode,
- MADERA_HPLPF4_1,
- MADERA_LHPF4_MODE_SHIFT,
- madera_lhpf_mode_text);
- EXPORT_SYMBOL_GPL(madera_lhpf4_mode);
- static const char * const madera_ng_hold_text[] = {
- "30ms", "120ms", "250ms", "500ms",
- };
- SOC_ENUM_SINGLE_DECL(madera_ng_hold,
- MADERA_NOISE_GATE_CONTROL,
- MADERA_NGATE_HOLD_SHIFT,
- madera_ng_hold_text);
- EXPORT_SYMBOL_GPL(madera_ng_hold);
- static const char * const madera_in_hpf_cut_text[] = {
- "2.5Hz", "5Hz", "10Hz", "20Hz", "40Hz"
- };
- SOC_ENUM_SINGLE_DECL(madera_in_hpf_cut_enum,
- MADERA_HPF_CONTROL,
- MADERA_IN_HPF_CUT_SHIFT,
- madera_in_hpf_cut_text);
- EXPORT_SYMBOL_GPL(madera_in_hpf_cut_enum);
- static const char * const madera_in_dmic_osr_text[MADERA_OSR_ENUM_SIZE] = {
- "384kHz", "768kHz", "1.536MHz", "3.072MHz", "6.144MHz",
- };
- static const unsigned int madera_in_dmic_osr_val[MADERA_OSR_ENUM_SIZE] = {
- 2, 3, 4, 5, 6,
- };
- const struct soc_enum madera_in_dmic_osr[] = {
- SOC_VALUE_ENUM_SINGLE(MADERA_DMIC1L_CONTROL, MADERA_IN1_OSR_SHIFT,
- 0x7, MADERA_OSR_ENUM_SIZE,
- madera_in_dmic_osr_text, madera_in_dmic_osr_val),
- SOC_VALUE_ENUM_SINGLE(MADERA_DMIC2L_CONTROL, MADERA_IN2_OSR_SHIFT,
- 0x7, MADERA_OSR_ENUM_SIZE,
- madera_in_dmic_osr_text, madera_in_dmic_osr_val),
- SOC_VALUE_ENUM_SINGLE(MADERA_DMIC3L_CONTROL, MADERA_IN3_OSR_SHIFT,
- 0x7, MADERA_OSR_ENUM_SIZE,
- madera_in_dmic_osr_text, madera_in_dmic_osr_val),
- SOC_VALUE_ENUM_SINGLE(MADERA_DMIC4L_CONTROL, MADERA_IN4_OSR_SHIFT,
- 0x7, MADERA_OSR_ENUM_SIZE,
- madera_in_dmic_osr_text, madera_in_dmic_osr_val),
- SOC_VALUE_ENUM_SINGLE(MADERA_DMIC5L_CONTROL, MADERA_IN5_OSR_SHIFT,
- 0x7, MADERA_OSR_ENUM_SIZE,
- madera_in_dmic_osr_text, madera_in_dmic_osr_val),
- SOC_VALUE_ENUM_SINGLE(MADERA_DMIC6L_CONTROL, MADERA_IN6_OSR_SHIFT,
- 0x7, MADERA_OSR_ENUM_SIZE,
- madera_in_dmic_osr_text, madera_in_dmic_osr_val),
- };
- EXPORT_SYMBOL_GPL(madera_in_dmic_osr);
- static const char * const madera_anc_input_src_text[] = {
- "None", "IN1", "IN2", "IN3", "IN4", "IN5", "IN6",
- };
- static const char * const madera_anc_channel_src_text[] = {
- "None", "Left", "Right", "Combine",
- };
- const struct soc_enum madera_anc_input_src[] = {
- SOC_ENUM_SINGLE(MADERA_ANC_SRC,
- MADERA_IN_RXANCL_SEL_SHIFT,
- ARRAY_SIZE(madera_anc_input_src_text),
- madera_anc_input_src_text),
- SOC_ENUM_SINGLE(MADERA_FCL_ADC_REFORMATTER_CONTROL,
- MADERA_FCL_MIC_MODE_SEL_SHIFT,
- ARRAY_SIZE(madera_anc_channel_src_text),
- madera_anc_channel_src_text),
- SOC_ENUM_SINGLE(MADERA_ANC_SRC,
- MADERA_IN_RXANCR_SEL_SHIFT,
- ARRAY_SIZE(madera_anc_input_src_text),
- madera_anc_input_src_text),
- SOC_ENUM_SINGLE(MADERA_FCR_ADC_REFORMATTER_CONTROL,
- MADERA_FCR_MIC_MODE_SEL_SHIFT,
- ARRAY_SIZE(madera_anc_channel_src_text),
- madera_anc_channel_src_text),
- };
- EXPORT_SYMBOL_GPL(madera_anc_input_src);
- static const char * const madera_anc_ng_texts[] = {
- "None", "Internal", "External",
- };
- SOC_ENUM_SINGLE_DECL(madera_anc_ng_enum, SND_SOC_NOPM, 0, madera_anc_ng_texts);
- EXPORT_SYMBOL_GPL(madera_anc_ng_enum);
- static const char * const madera_out_anc_src_text[] = {
- "None", "RXANCL", "RXANCR",
- };
- const struct soc_enum madera_output_anc_src[] = {
- SOC_ENUM_SINGLE(MADERA_OUTPUT_PATH_CONFIG_1L,
- MADERA_OUT1L_ANC_SRC_SHIFT,
- ARRAY_SIZE(madera_out_anc_src_text),
- madera_out_anc_src_text),
- SOC_ENUM_SINGLE(MADERA_OUTPUT_PATH_CONFIG_1R,
- MADERA_OUT1R_ANC_SRC_SHIFT,
- ARRAY_SIZE(madera_out_anc_src_text),
- madera_out_anc_src_text),
- SOC_ENUM_SINGLE(MADERA_OUTPUT_PATH_CONFIG_2L,
- MADERA_OUT2L_ANC_SRC_SHIFT,
- ARRAY_SIZE(madera_out_anc_src_text),
- madera_out_anc_src_text),
- SOC_ENUM_SINGLE(MADERA_OUTPUT_PATH_CONFIG_2R,
- MADERA_OUT2R_ANC_SRC_SHIFT,
- ARRAY_SIZE(madera_out_anc_src_text),
- madera_out_anc_src_text),
- SOC_ENUM_SINGLE(MADERA_OUTPUT_PATH_CONFIG_3L,
- MADERA_OUT3L_ANC_SRC_SHIFT,
- ARRAY_SIZE(madera_out_anc_src_text),
- madera_out_anc_src_text),
- SOC_ENUM_SINGLE(MADERA_OUTPUT_PATH_CONFIG_3R,
- MADERA_OUT3R_ANC_SRC_SHIFT,
- ARRAY_SIZE(madera_out_anc_src_text),
- madera_out_anc_src_text),
- SOC_ENUM_SINGLE(MADERA_OUTPUT_PATH_CONFIG_4L,
- MADERA_OUT4L_ANC_SRC_SHIFT,
- ARRAY_SIZE(madera_out_anc_src_text),
- madera_out_anc_src_text),
- SOC_ENUM_SINGLE(MADERA_OUTPUT_PATH_CONFIG_4R,
- MADERA_OUT4R_ANC_SRC_SHIFT,
- ARRAY_SIZE(madera_out_anc_src_text),
- madera_out_anc_src_text),
- SOC_ENUM_SINGLE(MADERA_OUTPUT_PATH_CONFIG_5L,
- MADERA_OUT5L_ANC_SRC_SHIFT,
- ARRAY_SIZE(madera_out_anc_src_text),
- madera_out_anc_src_text),
- SOC_ENUM_SINGLE(MADERA_OUTPUT_PATH_CONFIG_5R,
- MADERA_OUT5R_ANC_SRC_SHIFT,
- ARRAY_SIZE(madera_out_anc_src_text),
- madera_out_anc_src_text),
- SOC_ENUM_SINGLE(MADERA_OUTPUT_PATH_CONFIG_6L,
- MADERA_OUT6L_ANC_SRC_SHIFT,
- ARRAY_SIZE(madera_out_anc_src_text),
- madera_out_anc_src_text),
- SOC_ENUM_SINGLE(MADERA_OUTPUT_PATH_CONFIG_6R,
- MADERA_OUT6R_ANC_SRC_SHIFT,
- ARRAY_SIZE(madera_out_anc_src_text),
- madera_out_anc_src_text),
- };
- EXPORT_SYMBOL_GPL(madera_output_anc_src);
- int madera_dfc_put(struct snd_kcontrol *kcontrol,
- struct snd_ctl_elem_value *ucontrol)
- {
- struct snd_soc_component *component =
- snd_soc_kcontrol_component(kcontrol);
- struct snd_soc_dapm_context *dapm =
- snd_soc_component_get_dapm(component);
- struct soc_enum *e = (struct soc_enum *)kcontrol->private_value;
- unsigned int reg = e->reg;
- unsigned int val;
- int ret = 0;
- reg = ((reg / 6) * 6) - 2;
- snd_soc_dapm_mutex_lock(dapm);
- val = snd_soc_component_read(component, reg);
- if (val & MADERA_DFC1_ENA) {
- ret = -EBUSY;
- dev_err(component->dev, "Can't change mode on an active DFC\n");
- goto exit;
- }
- ret = snd_soc_put_enum_double(kcontrol, ucontrol);
- exit:
- snd_soc_dapm_mutex_unlock(dapm);
- return ret;
- }
- EXPORT_SYMBOL_GPL(madera_dfc_put);
- int madera_lp_mode_put(struct snd_kcontrol *kcontrol,
- struct snd_ctl_elem_value *ucontrol)
- {
- struct soc_mixer_control *mc =
- (struct soc_mixer_control *)kcontrol->private_value;
- struct snd_soc_component *component =
- snd_soc_kcontrol_component(kcontrol);
- struct snd_soc_dapm_context *dapm =
- snd_soc_component_get_dapm(component);
- unsigned int val, mask;
- int ret;
- snd_soc_dapm_mutex_lock(dapm);
- /* Cannot change lp mode on an active input */
- val = snd_soc_component_read(component, MADERA_INPUT_ENABLES);
- mask = (mc->reg - MADERA_ADC_DIGITAL_VOLUME_1L) / 4;
- mask ^= 0x1; /* Flip bottom bit for channel order */
- if (val & (1 << mask)) {
- ret = -EBUSY;
- dev_err(component->dev,
- "Can't change lp mode on an active input\n");
- goto exit;
- }
- ret = snd_soc_put_volsw(kcontrol, ucontrol);
- exit:
- snd_soc_dapm_mutex_unlock(dapm);
- return ret;
- }
- EXPORT_SYMBOL_GPL(madera_lp_mode_put);
- const struct snd_kcontrol_new madera_dsp_trigger_output_mux[] = {
- SOC_DAPM_SINGLE("Switch", SND_SOC_NOPM, 0, 1, 0),
- SOC_DAPM_SINGLE("Switch", SND_SOC_NOPM, 0, 1, 0),
- SOC_DAPM_SINGLE("Switch", SND_SOC_NOPM, 0, 1, 0),
- SOC_DAPM_SINGLE("Switch", SND_SOC_NOPM, 0, 1, 0),
- SOC_DAPM_SINGLE("Switch", SND_SOC_NOPM, 0, 1, 0),
- SOC_DAPM_SINGLE("Switch", SND_SOC_NOPM, 0, 1, 0),
- SOC_DAPM_SINGLE("Switch", SND_SOC_NOPM, 0, 1, 0),
- };
- EXPORT_SYMBOL_GPL(madera_dsp_trigger_output_mux);
- const struct snd_kcontrol_new madera_drc_activity_output_mux[] = {
- SOC_DAPM_SINGLE("Switch", SND_SOC_NOPM, 0, 1, 0),
- SOC_DAPM_SINGLE("Switch", SND_SOC_NOPM, 0, 1, 0),
- };
- EXPORT_SYMBOL_GPL(madera_drc_activity_output_mux);
- static void madera_in_set_vu(struct madera_priv *priv, bool enable)
- {
- unsigned int val;
- int i, ret;
- if (enable)
- val = MADERA_IN_VU;
- else
- val = 0;
- for (i = 0; i < priv->num_inputs; i++) {
- ret = regmap_update_bits(priv->madera->regmap,
- MADERA_ADC_DIGITAL_VOLUME_1L + (i * 4),
- MADERA_IN_VU, val);
- if (ret)
- dev_warn(priv->madera->dev,
- "Failed to modify VU bits: %d\n", ret);
- }
- }
- int madera_in_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 madera_priv *priv = snd_soc_component_get_drvdata(component);
- unsigned int reg, val;
- if (w->shift % 2)
- reg = MADERA_ADC_DIGITAL_VOLUME_1L + ((w->shift / 2) * 8);
- else
- reg = MADERA_ADC_DIGITAL_VOLUME_1R + ((w->shift / 2) * 8);
- switch (event) {
- case SND_SOC_DAPM_PRE_PMU:
- priv->in_pending++;
- break;
- case SND_SOC_DAPM_POST_PMU:
- priv->in_pending--;
- snd_soc_component_update_bits(component, reg,
- MADERA_IN1L_MUTE, 0);
- /* If this is the last input pending then allow VU */
- if (priv->in_pending == 0) {
- usleep_range(1000, 3000);
- madera_in_set_vu(priv, true);
- }
- break;
- case SND_SOC_DAPM_PRE_PMD:
- snd_soc_component_update_bits(component, reg,
- MADERA_IN1L_MUTE | MADERA_IN_VU,
- MADERA_IN1L_MUTE | MADERA_IN_VU);
- break;
- case SND_SOC_DAPM_POST_PMD:
- /* Disable volume updates if no inputs are enabled */
- val = snd_soc_component_read(component, MADERA_INPUT_ENABLES);
- if (!val)
- madera_in_set_vu(priv, false);
- break;
- default:
- break;
- }
- return 0;
- }
- EXPORT_SYMBOL_GPL(madera_in_ev);
- int madera_out_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 madera_priv *priv = snd_soc_component_get_drvdata(component);
- struct madera *madera = priv->madera;
- int out_up_delay;
- switch (madera->type) {
- case CS47L90:
- case CS47L91:
- case CS42L92:
- case CS47L92:
- case CS47L93:
- out_up_delay = 6;
- break;
- default:
- out_up_delay = 17;
- break;
- }
- switch (event) {
- case SND_SOC_DAPM_PRE_PMU:
- switch (w->shift) {
- case MADERA_OUT1L_ENA_SHIFT:
- case MADERA_OUT1R_ENA_SHIFT:
- case MADERA_OUT2L_ENA_SHIFT:
- case MADERA_OUT2R_ENA_SHIFT:
- case MADERA_OUT3L_ENA_SHIFT:
- case MADERA_OUT3R_ENA_SHIFT:
- priv->out_up_pending++;
- priv->out_up_delay += out_up_delay;
- break;
- default:
- break;
- }
- break;
- case SND_SOC_DAPM_POST_PMU:
- switch (w->shift) {
- case MADERA_OUT1L_ENA_SHIFT:
- case MADERA_OUT1R_ENA_SHIFT:
- case MADERA_OUT2L_ENA_SHIFT:
- case MADERA_OUT2R_ENA_SHIFT:
- case MADERA_OUT3L_ENA_SHIFT:
- case MADERA_OUT3R_ENA_SHIFT:
- priv->out_up_pending--;
- if (!priv->out_up_pending) {
- msleep(priv->out_up_delay);
- priv->out_up_delay = 0;
- }
- break;
- default:
- break;
- }
- break;
- case SND_SOC_DAPM_PRE_PMD:
- switch (w->shift) {
- case MADERA_OUT1L_ENA_SHIFT:
- case MADERA_OUT1R_ENA_SHIFT:
- case MADERA_OUT2L_ENA_SHIFT:
- case MADERA_OUT2R_ENA_SHIFT:
- case MADERA_OUT3L_ENA_SHIFT:
- case MADERA_OUT3R_ENA_SHIFT:
- priv->out_down_pending++;
- priv->out_down_delay++;
- break;
- default:
- break;
- }
- break;
- case SND_SOC_DAPM_POST_PMD:
- switch (w->shift) {
- case MADERA_OUT1L_ENA_SHIFT:
- case MADERA_OUT1R_ENA_SHIFT:
- case MADERA_OUT2L_ENA_SHIFT:
- case MADERA_OUT2R_ENA_SHIFT:
- case MADERA_OUT3L_ENA_SHIFT:
- case MADERA_OUT3R_ENA_SHIFT:
- priv->out_down_pending--;
- if (!priv->out_down_pending) {
- msleep(priv->out_down_delay);
- priv->out_down_delay = 0;
- }
- break;
- default:
- break;
- }
- break;
- default:
- break;
- }
- return 0;
- }
- EXPORT_SYMBOL_GPL(madera_out_ev);
- int madera_hp_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 madera_priv *priv = snd_soc_component_get_drvdata(component);
- struct madera *madera = priv->madera;
- unsigned int mask = 1 << w->shift;
- unsigned int out_num = w->shift / 2;
- unsigned int val;
- unsigned int ep_sel = 0;
- switch (event) {
- case SND_SOC_DAPM_POST_PMU:
- val = mask;
- break;
- case SND_SOC_DAPM_PRE_PMD:
- val = 0;
- break;
- case SND_SOC_DAPM_PRE_PMU:
- case SND_SOC_DAPM_POST_PMD:
- return madera_out_ev(w, kcontrol, event);
- default:
- return 0;
- }
- /* Store the desired state for the HP outputs */
- madera->hp_ena &= ~mask;
- madera->hp_ena |= val;
- switch (madera->type) {
- case CS42L92:
- case CS47L92:
- case CS47L93:
- break;
- default:
- /* if OUT1 is routed to EPOUT, ignore HP clamp and impedance */
- regmap_read(madera->regmap, MADERA_OUTPUT_ENABLES_1, &ep_sel);
- ep_sel &= MADERA_EP_SEL_MASK;
- break;
- }
- /* Force off if HPDET has disabled the clamp for this output */
- if (!ep_sel &&
- (!madera->out_clamp[out_num] || madera->out_shorted[out_num]))
- val = 0;
- regmap_update_bits(madera->regmap, MADERA_OUTPUT_ENABLES_1, mask, val);
- return madera_out_ev(w, kcontrol, event);
- }
- EXPORT_SYMBOL_GPL(madera_hp_ev);
- int madera_anc_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);
- unsigned int val;
- switch (event) {
- case SND_SOC_DAPM_POST_PMU:
- val = 1 << w->shift;
- break;
- case SND_SOC_DAPM_PRE_PMD:
- val = 1 << (w->shift + 1);
- break;
- default:
- return 0;
- }
- snd_soc_component_write(component, MADERA_CLOCK_CONTROL, val);
- return 0;
- }
- EXPORT_SYMBOL_GPL(madera_anc_ev);
- static const unsigned int madera_opclk_ref_48k_rates[] = {
- 6144000,
- 12288000,
- 24576000,
- 49152000,
- };
- static const unsigned int madera_opclk_ref_44k1_rates[] = {
- 5644800,
- 11289600,
- 22579200,
- 45158400,
- };
- static int madera_set_opclk(struct snd_soc_component *component,
- unsigned int clk, unsigned int freq)
- {
- struct madera_priv *priv = snd_soc_component_get_drvdata(component);
- unsigned int mask = MADERA_OPCLK_DIV_MASK | MADERA_OPCLK_SEL_MASK;
- unsigned int reg, val;
- const unsigned int *rates;
- int ref, div, refclk;
- BUILD_BUG_ON(ARRAY_SIZE(madera_opclk_ref_48k_rates) !=
- ARRAY_SIZE(madera_opclk_ref_44k1_rates));
- switch (clk) {
- case MADERA_CLK_OPCLK:
- reg = MADERA_OUTPUT_SYSTEM_CLOCK;
- refclk = priv->sysclk;
- break;
- case MADERA_CLK_ASYNC_OPCLK:
- reg = MADERA_OUTPUT_ASYNC_CLOCK;
- refclk = priv->asyncclk;
- break;
- default:
- return -EINVAL;
- }
- if (refclk % 4000)
- rates = madera_opclk_ref_44k1_rates;
- else
- rates = madera_opclk_ref_48k_rates;
- for (ref = 0; ref < ARRAY_SIZE(madera_opclk_ref_48k_rates); ++ref) {
- if (rates[ref] > refclk)
- continue;
- div = 2;
- while ((rates[ref] / div >= freq) && (div <= 30)) {
- if (rates[ref] / div == freq) {
- dev_dbg(component->dev, "Configured %dHz OPCLK\n",
- freq);
- val = (div << MADERA_OPCLK_DIV_SHIFT) | ref;
- snd_soc_component_update_bits(component, reg,
- mask, val);
- return 0;
- }
- div += 2;
- }
- }
- dev_err(component->dev, "Unable to generate %dHz OPCLK\n", freq);
- return -EINVAL;
- }
- static int madera_get_sysclk_setting(unsigned int freq)
- {
- switch (freq) {
- case 0:
- case 5644800:
- case 6144000:
- return 0;
- case 11289600:
- case 12288000:
- return MADERA_SYSCLK_12MHZ << MADERA_SYSCLK_FREQ_SHIFT;
- case 22579200:
- case 24576000:
- return MADERA_SYSCLK_24MHZ << MADERA_SYSCLK_FREQ_SHIFT;
- case 45158400:
- case 49152000:
- return MADERA_SYSCLK_49MHZ << MADERA_SYSCLK_FREQ_SHIFT;
- case 90316800:
- case 98304000:
- return MADERA_SYSCLK_98MHZ << MADERA_SYSCLK_FREQ_SHIFT;
- default:
- return -EINVAL;
- }
- }
- static int madera_get_legacy_dspclk_setting(struct madera *madera,
- unsigned int freq)
- {
- switch (freq) {
- case 0:
- return 0;
- case 45158400:
- case 49152000:
- switch (madera->type) {
- case CS47L85:
- case WM1840:
- if (madera->rev < 3)
- return -EINVAL;
- else
- return MADERA_SYSCLK_49MHZ <<
- MADERA_SYSCLK_FREQ_SHIFT;
- default:
- return -EINVAL;
- }
- case 135475200:
- case 147456000:
- return MADERA_DSPCLK_147MHZ << MADERA_DSP_CLK_FREQ_LEGACY_SHIFT;
- default:
- return -EINVAL;
- }
- }
- static int madera_get_dspclk_setting(struct madera *madera,
- unsigned int freq,
- unsigned int *clock_2_val)
- {
- switch (madera->type) {
- case CS47L35:
- case CS47L85:
- case WM1840:
- *clock_2_val = 0; /* don't use MADERA_DSP_CLOCK_2 */
- return madera_get_legacy_dspclk_setting(madera, freq);
- default:
- if (freq > 150000000)
- return -EINVAL;
- /* Use new exact frequency control */
- *clock_2_val = freq / 15625; /* freq * (2^6) / (10^6) */
- return 0;
- }
- }
- static int madera_set_outclk(struct snd_soc_component *component,
- unsigned int source, unsigned int freq)
- {
- int div, div_inc, rate;
- switch (source) {
- case MADERA_OUTCLK_SYSCLK:
- dev_dbg(component->dev, "Configured OUTCLK to SYSCLK\n");
- snd_soc_component_update_bits(component, MADERA_OUTPUT_RATE_1,
- MADERA_OUT_CLK_SRC_MASK, source);
- return 0;
- case MADERA_OUTCLK_ASYNCCLK:
- dev_dbg(component->dev, "Configured OUTCLK to ASYNCCLK\n");
- snd_soc_component_update_bits(component, MADERA_OUTPUT_RATE_1,
- MADERA_OUT_CLK_SRC_MASK, source);
- return 0;
- case MADERA_OUTCLK_MCLK1:
- case MADERA_OUTCLK_MCLK2:
- case MADERA_OUTCLK_MCLK3:
- break;
- default:
- return -EINVAL;
- }
- if (freq % 4000)
- rate = 5644800;
- else
- rate = 6144000;
- div = 1;
- div_inc = 0;
- while (div <= 8) {
- if (freq / div == rate && !(freq % div)) {
- dev_dbg(component->dev, "Configured %dHz OUTCLK\n", rate);
- snd_soc_component_update_bits(component,
- MADERA_OUTPUT_RATE_1,
- MADERA_OUT_EXT_CLK_DIV_MASK |
- MADERA_OUT_CLK_SRC_MASK,
- (div_inc << MADERA_OUT_EXT_CLK_DIV_SHIFT) |
- source);
- return 0;
- }
- div_inc++;
- div *= 2;
- }
- dev_err(component->dev,
- "Unable to generate %dHz OUTCLK from %dHz MCLK\n",
- rate, freq);
- return -EINVAL;
- }
- int madera_set_sysclk(struct snd_soc_component *component, int clk_id,
- int source, unsigned int freq, int dir)
- {
- struct madera_priv *priv = snd_soc_component_get_drvdata(component);
- struct madera *madera = priv->madera;
- char *name;
- unsigned int reg, clock_2_val = 0;
- unsigned int mask = MADERA_SYSCLK_FREQ_MASK | MADERA_SYSCLK_SRC_MASK;
- unsigned int val = source << MADERA_SYSCLK_SRC_SHIFT;
- int clk_freq_sel, *clk;
- int ret = 0;
- switch (clk_id) {
- case MADERA_CLK_SYSCLK_1:
- name = "SYSCLK";
- reg = MADERA_SYSTEM_CLOCK_1;
- clk = &priv->sysclk;
- clk_freq_sel = madera_get_sysclk_setting(freq);
- mask |= MADERA_SYSCLK_FRAC;
- break;
- case MADERA_CLK_ASYNCCLK_1:
- name = "ASYNCCLK";
- reg = MADERA_ASYNC_CLOCK_1;
- clk = &priv->asyncclk;
- clk_freq_sel = madera_get_sysclk_setting(freq);
- break;
- case MADERA_CLK_DSPCLK:
- name = "DSPCLK";
- reg = MADERA_DSP_CLOCK_1;
- clk = &priv->dspclk;
- clk_freq_sel = madera_get_dspclk_setting(madera, freq,
- &clock_2_val);
- break;
- case MADERA_CLK_OPCLK:
- case MADERA_CLK_ASYNC_OPCLK:
- return madera_set_opclk(component, clk_id, freq);
- case MADERA_CLK_OUTCLK:
- return madera_set_outclk(component, source, freq);
- default:
- return -EINVAL;
- }
- if (clk_freq_sel < 0) {
- dev_err(madera->dev,
- "Failed to get clk setting for %dHZ\n", freq);
- return clk_freq_sel;
- }
- *clk = freq;
- if (freq == 0) {
- dev_dbg(madera->dev, "%s cleared\n", name);
- return 0;
- }
- val |= clk_freq_sel;
- if (clock_2_val) {
- ret = regmap_write(madera->regmap, MADERA_DSP_CLOCK_2,
- clock_2_val);
- if (ret) {
- dev_err(madera->dev,
- "Failed to write DSP_CONFIG2: %d\n", ret);
- return ret;
- }
- /*
- * We're using the frequency setting in MADERA_DSP_CLOCK_2 so
- * don't change the frequency select bits in MADERA_DSP_CLOCK_1
- */
- mask = MADERA_SYSCLK_SRC_MASK;
- }
- if (freq % 6144000)
- val |= MADERA_SYSCLK_FRAC;
- dev_dbg(madera->dev, "%s set to %uHz\n", name, freq);
- return regmap_update_bits(madera->regmap, reg, mask, val);
- }
- EXPORT_SYMBOL_GPL(madera_set_sysclk);
- static int madera_set_fmt(struct snd_soc_dai *dai, unsigned int fmt)
- {
- struct snd_soc_component *component = dai->component;
- struct madera_priv *priv = snd_soc_component_get_drvdata(component);
- struct madera *madera = priv->madera;
- int lrclk, bclk, mode, base;
- base = dai->driver->base;
- lrclk = 0;
- bclk = 0;
- switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
- case SND_SOC_DAIFMT_DSP_A:
- mode = MADERA_FMT_DSP_MODE_A;
- break;
- case SND_SOC_DAIFMT_DSP_B:
- if ((fmt & SND_SOC_DAIFMT_MASTER_MASK) !=
- SND_SOC_DAIFMT_CBM_CFM) {
- madera_aif_err(dai, "DSP_B not valid in slave mode\n");
- return -EINVAL;
- }
- mode = MADERA_FMT_DSP_MODE_B;
- break;
- case SND_SOC_DAIFMT_I2S:
- mode = MADERA_FMT_I2S_MODE;
- break;
- case SND_SOC_DAIFMT_LEFT_J:
- if ((fmt & SND_SOC_DAIFMT_MASTER_MASK) !=
- SND_SOC_DAIFMT_CBM_CFM) {
- madera_aif_err(dai, "LEFT_J not valid in slave mode\n");
- return -EINVAL;
- }
- mode = MADERA_FMT_LEFT_JUSTIFIED_MODE;
- break;
- default:
- madera_aif_err(dai, "Unsupported DAI format %d\n",
- fmt & SND_SOC_DAIFMT_FORMAT_MASK);
- return -EINVAL;
- }
- switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
- case SND_SOC_DAIFMT_CBS_CFS:
- break;
- case SND_SOC_DAIFMT_CBS_CFM:
- lrclk |= MADERA_AIF1TX_LRCLK_MSTR;
- break;
- case SND_SOC_DAIFMT_CBM_CFS:
- bclk |= MADERA_AIF1_BCLK_MSTR;
- break;
- case SND_SOC_DAIFMT_CBM_CFM:
- bclk |= MADERA_AIF1_BCLK_MSTR;
- lrclk |= MADERA_AIF1TX_LRCLK_MSTR;
- break;
- default:
- madera_aif_err(dai, "Unsupported master mode %d\n",
- fmt & SND_SOC_DAIFMT_MASTER_MASK);
- return -EINVAL;
- }
- switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
- case SND_SOC_DAIFMT_NB_NF:
- break;
- case SND_SOC_DAIFMT_IB_IF:
- bclk |= MADERA_AIF1_BCLK_INV;
- lrclk |= MADERA_AIF1TX_LRCLK_INV;
- break;
- case SND_SOC_DAIFMT_IB_NF:
- bclk |= MADERA_AIF1_BCLK_INV;
- break;
- case SND_SOC_DAIFMT_NB_IF:
- lrclk |= MADERA_AIF1TX_LRCLK_INV;
- break;
- default:
- madera_aif_err(dai, "Unsupported invert mode %d\n",
- fmt & SND_SOC_DAIFMT_INV_MASK);
- return -EINVAL;
- }
- regmap_update_bits(madera->regmap, base + MADERA_AIF_BCLK_CTRL,
- MADERA_AIF1_BCLK_INV | MADERA_AIF1_BCLK_MSTR,
- bclk);
- regmap_update_bits(madera->regmap, base + MADERA_AIF_TX_PIN_CTRL,
- MADERA_AIF1TX_LRCLK_INV | MADERA_AIF1TX_LRCLK_MSTR,
- lrclk);
- regmap_update_bits(madera->regmap, base + MADERA_AIF_RX_PIN_CTRL,
- MADERA_AIF1RX_LRCLK_INV | MADERA_AIF1RX_LRCLK_MSTR,
- lrclk);
- regmap_update_bits(madera->regmap, base + MADERA_AIF_FORMAT,
- MADERA_AIF1_FMT_MASK, mode);
- return 0;
- }
- static const int madera_48k_bclk_rates[] = {
- -1,
- 48000,
- 64000,
- 96000,
- 128000,
- 192000,
- 256000,
- 384000,
- 512000,
- 768000,
- 1024000,
- 1536000,
- 2048000,
- 3072000,
- 4096000,
- 6144000,
- 8192000,
- 12288000,
- 24576000,
- };
- static const int madera_44k1_bclk_rates[] = {
- -1,
- 44100,
- 58800,
- 88200,
- 117600,
- 177640,
- 235200,
- 352800,
- 470400,
- 705600,
- 940800,
- 1411200,
- 1881600,
- 2822400,
- 3763200,
- 5644800,
- 7526400,
- 11289600,
- 22579200,
- };
- static const unsigned int madera_sr_vals[] = {
- 0,
- 12000,
- 24000,
- 48000,
- 96000,
- 192000,
- 384000,
- 768000,
- 0,
- 11025,
- 22050,
- 44100,
- 88200,
- 176400,
- 352800,
- 705600,
- 4000,
- 8000,
- 16000,
- 32000,
- 64000,
- 128000,
- 256000,
- 512000,
- };
- #define MADERA_192K_48K_RATE_MASK 0x0F003E
- #define MADERA_192K_44K1_RATE_MASK 0x003E00
- #define MADERA_192K_RATE_MASK (MADERA_192K_48K_RATE_MASK | \
- MADERA_192K_44K1_RATE_MASK)
- #define MADERA_384K_48K_RATE_MASK 0x0F007E
- #define MADERA_384K_44K1_RATE_MASK 0x007E00
- #define MADERA_384K_RATE_MASK (MADERA_384K_48K_RATE_MASK | \
- MADERA_384K_44K1_RATE_MASK)
- static const struct snd_pcm_hw_constraint_list madera_constraint = {
- .count = ARRAY_SIZE(madera_sr_vals),
- .list = madera_sr_vals,
- };
- static int madera_startup(struct snd_pcm_substream *substream,
- struct snd_soc_dai *dai)
- {
- struct snd_soc_component *component = dai->component;
- struct madera_priv *priv = snd_soc_component_get_drvdata(component);
- struct madera_dai_priv *dai_priv = &priv->dai[dai->id - 1];
- struct madera *madera = priv->madera;
- unsigned int base_rate;
- if (!substream->runtime)
- return 0;
- switch (dai_priv->clk) {
- case MADERA_CLK_SYSCLK_1:
- case MADERA_CLK_SYSCLK_2:
- case MADERA_CLK_SYSCLK_3:
- base_rate = priv->sysclk;
- break;
- case MADERA_CLK_ASYNCCLK_1:
- case MADERA_CLK_ASYNCCLK_2:
- base_rate = priv->asyncclk;
- break;
- default:
- return 0;
- }
- switch (madera->type) {
- case CS42L92:
- case CS47L92:
- case CS47L93:
- if (base_rate == 0)
- dai_priv->constraint.mask = MADERA_384K_RATE_MASK;
- else if (base_rate % 4000)
- dai_priv->constraint.mask = MADERA_384K_44K1_RATE_MASK;
- else
- dai_priv->constraint.mask = MADERA_384K_48K_RATE_MASK;
- break;
- default:
- if (base_rate == 0)
- dai_priv->constraint.mask = MADERA_192K_RATE_MASK;
- else if (base_rate % 4000)
- dai_priv->constraint.mask = MADERA_192K_44K1_RATE_MASK;
- else
- dai_priv->constraint.mask = MADERA_192K_48K_RATE_MASK;
- break;
- }
- return snd_pcm_hw_constraint_list(substream->runtime, 0,
- SNDRV_PCM_HW_PARAM_RATE,
- &dai_priv->constraint);
- }
- static int madera_hw_params_rate(struct snd_pcm_substream *substream,
- struct snd_pcm_hw_params *params,
- struct snd_soc_dai *dai)
- {
- struct snd_soc_component *component = dai->component;
- struct madera_priv *priv = snd_soc_component_get_drvdata(component);
- struct madera_dai_priv *dai_priv = &priv->dai[dai->id - 1];
- int base = dai->driver->base;
- int i, sr_val;
- unsigned int reg, cur, tar;
- int ret;
- for (i = 0; i < ARRAY_SIZE(madera_sr_vals); i++)
- if (madera_sr_vals[i] == params_rate(params))
- break;
- if (i == ARRAY_SIZE(madera_sr_vals)) {
- madera_aif_err(dai, "Unsupported sample rate %dHz\n",
- params_rate(params));
- return -EINVAL;
- }
- sr_val = i;
- switch (dai_priv->clk) {
- case MADERA_CLK_SYSCLK_1:
- reg = MADERA_SAMPLE_RATE_1;
- tar = 0 << MADERA_AIF1_RATE_SHIFT;
- break;
- case MADERA_CLK_SYSCLK_2:
- reg = MADERA_SAMPLE_RATE_2;
- tar = 1 << MADERA_AIF1_RATE_SHIFT;
- break;
- case MADERA_CLK_SYSCLK_3:
- reg = MADERA_SAMPLE_RATE_3;
- tar = 2 << MADERA_AIF1_RATE_SHIFT;
- break;
- case MADERA_CLK_ASYNCCLK_1:
- reg = MADERA_ASYNC_SAMPLE_RATE_1;
- tar = 8 << MADERA_AIF1_RATE_SHIFT;
- break;
- case MADERA_CLK_ASYNCCLK_2:
- reg = MADERA_ASYNC_SAMPLE_RATE_2;
- tar = 9 << MADERA_AIF1_RATE_SHIFT;
- break;
- default:
- madera_aif_err(dai, "Invalid clock %d\n", dai_priv->clk);
- return -EINVAL;
- }
- snd_soc_component_update_bits(component, reg, MADERA_SAMPLE_RATE_1_MASK,
- sr_val);
- if (!base)
- return 0;
- ret = regmap_read(priv->madera->regmap,
- base + MADERA_AIF_RATE_CTRL, &cur);
- if (ret != 0) {
- madera_aif_err(dai, "Failed to check rate: %d\n", ret);
- return ret;
- }
- if ((cur & MADERA_AIF1_RATE_MASK) == (tar & MADERA_AIF1_RATE_MASK))
- return 0;
- mutex_lock(&priv->rate_lock);
- if (!madera_can_change_grp_rate(priv, base + MADERA_AIF_RATE_CTRL)) {
- madera_aif_warn(dai, "Cannot change rate while active\n");
- ret = -EBUSY;
- goto out;
- }
- /* Guard the rate change with SYSCLK cycles */
- madera_spin_sysclk(priv);
- snd_soc_component_update_bits(component, base + MADERA_AIF_RATE_CTRL,
- MADERA_AIF1_RATE_MASK, tar);
- madera_spin_sysclk(priv);
- out:
- mutex_unlock(&priv->rate_lock);
- return ret;
- }
- static int madera_aif_cfg_changed(struct snd_soc_component *component,
- int base, int bclk, int lrclk, int frame)
- {
- unsigned int val;
- val = snd_soc_component_read(component, base + MADERA_AIF_BCLK_CTRL);
- if (bclk != (val & MADERA_AIF1_BCLK_FREQ_MASK))
- return 1;
- val = snd_soc_component_read(component, base + MADERA_AIF_RX_BCLK_RATE);
- if (lrclk != (val & MADERA_AIF1RX_BCPF_MASK))
- return 1;
- val = snd_soc_component_read(component, base + MADERA_AIF_FRAME_CTRL_1);
- if (frame != (val & (MADERA_AIF1TX_WL_MASK |
- MADERA_AIF1TX_SLOT_LEN_MASK)))
- return 1;
- return 0;
- }
- static int madera_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 madera_priv *priv = snd_soc_component_get_drvdata(component);
- struct madera *madera = priv->madera;
- int base = dai->driver->base;
- const int *rates;
- int i, ret;
- unsigned int val;
- unsigned int channels = params_channels(params);
- unsigned int rate = params_rate(params);
- unsigned int chan_limit =
- madera->pdata.codec.max_channels_clocked[dai->id - 1];
- int tdm_width = priv->tdm_width[dai->id - 1];
- int tdm_slots = priv->tdm_slots[dai->id - 1];
- int bclk, lrclk, wl, frame, bclk_target, num_rates;
- int reconfig;
- unsigned int aif_tx_state = 0, aif_rx_state = 0;
- if (rate % 4000) {
- rates = &madera_44k1_bclk_rates[0];
- num_rates = ARRAY_SIZE(madera_44k1_bclk_rates);
- } else {
- rates = &madera_48k_bclk_rates[0];
- num_rates = ARRAY_SIZE(madera_48k_bclk_rates);
- }
- wl = snd_pcm_format_width(params_format(params));
- if (tdm_slots) {
- madera_aif_dbg(dai, "Configuring for %d %d bit TDM slots\n",
- tdm_slots, tdm_width);
- bclk_target = tdm_slots * tdm_width * rate;
- channels = tdm_slots;
- } else {
- bclk_target = snd_soc_params_to_bclk(params);
- tdm_width = wl;
- }
- if (chan_limit && chan_limit < channels) {
- madera_aif_dbg(dai, "Limiting to %d channels\n", chan_limit);
- bclk_target /= channels;
- bclk_target *= chan_limit;
- }
- /* Force multiple of 2 channels for I2S mode */
- val = snd_soc_component_read(component, base + MADERA_AIF_FORMAT);
- val &= MADERA_AIF1_FMT_MASK;
- if ((channels & 1) && val == MADERA_FMT_I2S_MODE) {
- madera_aif_dbg(dai, "Forcing stereo mode\n");
- bclk_target /= channels;
- bclk_target *= channels + 1;
- }
- for (i = 0; i < num_rates; i++) {
- if (rates[i] >= bclk_target && rates[i] % rate == 0) {
- bclk = i;
- break;
- }
- }
- if (i == num_rates) {
- madera_aif_err(dai, "Unsupported sample rate %dHz\n", rate);
- return -EINVAL;
- }
- lrclk = rates[bclk] / rate;
- madera_aif_dbg(dai, "BCLK %dHz LRCLK %dHz\n",
- rates[bclk], rates[bclk] / lrclk);
- frame = wl << MADERA_AIF1TX_WL_SHIFT | tdm_width;
- reconfig = madera_aif_cfg_changed(component, base, bclk, lrclk, frame);
- if (reconfig < 0)
- return reconfig;
- if (reconfig) {
- /* Save AIF TX/RX state */
- regmap_read(madera->regmap, base + MADERA_AIF_TX_ENABLES,
- &aif_tx_state);
- regmap_read(madera->regmap, base + MADERA_AIF_RX_ENABLES,
- &aif_rx_state);
- /* Disable AIF TX/RX before reconfiguring it */
- regmap_update_bits(madera->regmap,
- base + MADERA_AIF_TX_ENABLES, 0xff, 0x0);
- regmap_update_bits(madera->regmap,
- base + MADERA_AIF_RX_ENABLES, 0xff, 0x0);
- }
- ret = madera_hw_params_rate(substream, params, dai);
- if (ret != 0)
- goto restore_aif;
- if (reconfig) {
- regmap_update_bits(madera->regmap,
- base + MADERA_AIF_BCLK_CTRL,
- MADERA_AIF1_BCLK_FREQ_MASK, bclk);
- regmap_update_bits(madera->regmap,
- base + MADERA_AIF_RX_BCLK_RATE,
- MADERA_AIF1RX_BCPF_MASK, lrclk);
- regmap_update_bits(madera->regmap,
- base + MADERA_AIF_FRAME_CTRL_1,
- MADERA_AIF1TX_WL_MASK |
- MADERA_AIF1TX_SLOT_LEN_MASK, frame);
- regmap_update_bits(madera->regmap,
- base + MADERA_AIF_FRAME_CTRL_2,
- MADERA_AIF1RX_WL_MASK |
- MADERA_AIF1RX_SLOT_LEN_MASK, frame);
- }
- restore_aif:
- if (reconfig) {
- /* Restore AIF TX/RX state */
- regmap_update_bits(madera->regmap,
- base + MADERA_AIF_TX_ENABLES,
- 0xff, aif_tx_state);
- regmap_update_bits(madera->regmap,
- base + MADERA_AIF_RX_ENABLES,
- 0xff, aif_rx_state);
- }
- return ret;
- }
- static int madera_is_syncclk(int clk_id)
- {
- switch (clk_id) {
- case MADERA_CLK_SYSCLK_1:
- case MADERA_CLK_SYSCLK_2:
- case MADERA_CLK_SYSCLK_3:
- return 1;
- case MADERA_CLK_ASYNCCLK_1:
- case MADERA_CLK_ASYNCCLK_2:
- return 0;
- default:
- return -EINVAL;
- }
- }
- static int madera_dai_set_sysclk(struct snd_soc_dai *dai,
- int clk_id, unsigned int freq, int dir)
- {
- struct snd_soc_component *component = dai->component;
- struct snd_soc_dapm_context *dapm =
- snd_soc_component_get_dapm(component);
- struct madera_priv *priv = snd_soc_component_get_drvdata(component);
- struct madera_dai_priv *dai_priv = &priv->dai[dai->id - 1];
- struct snd_soc_dapm_route routes[2];
- int is_sync;
- is_sync = madera_is_syncclk(clk_id);
- if (is_sync < 0) {
- dev_err(component->dev, "Illegal DAI clock id %d\n", clk_id);
- return is_sync;
- }
- if (is_sync == madera_is_syncclk(dai_priv->clk))
- return 0;
- if (snd_soc_dai_active(dai)) {
- dev_err(component->dev, "Can't change clock on active DAI %d\n",
- dai->id);
- return -EBUSY;
- }
- dev_dbg(component->dev, "Setting AIF%d to %s\n", dai->id,
- is_sync ? "SYSCLK" : "ASYNCCLK");
- /*
- * A connection to SYSCLK is always required, we only add and remove
- * a connection to ASYNCCLK
- */
- memset(&routes, 0, sizeof(routes));
- routes[0].sink = dai->driver->capture.stream_name;
- routes[1].sink = dai->driver->playback.stream_name;
- routes[0].source = "ASYNCCLK";
- routes[1].source = "ASYNCCLK";
- if (is_sync)
- snd_soc_dapm_del_routes(dapm, routes, ARRAY_SIZE(routes));
- else
- snd_soc_dapm_add_routes(dapm, routes, ARRAY_SIZE(routes));
- dai_priv->clk = clk_id;
- return snd_soc_dapm_sync(dapm);
- }
- static int madera_set_tristate(struct snd_soc_dai *dai, int tristate)
- {
- struct snd_soc_component *component = dai->component;
- int base = dai->driver->base;
- unsigned int reg;
- int ret;
- if (tristate)
- reg = MADERA_AIF1_TRI;
- else
- reg = 0;
- ret = snd_soc_component_update_bits(component,
- base + MADERA_AIF_RATE_CTRL,
- MADERA_AIF1_TRI, reg);
- if (ret < 0)
- return ret;
- else
- return 0;
- }
- static void madera_set_channels_to_mask(struct snd_soc_dai *dai,
- unsigned int base,
- int channels, unsigned int mask)
- {
- struct snd_soc_component *component = dai->component;
- struct madera_priv *priv = snd_soc_component_get_drvdata(component);
- struct madera *madera = priv->madera;
- int slot, i;
- for (i = 0; i < channels; ++i) {
- slot = ffs(mask) - 1;
- if (slot < 0)
- return;
- regmap_write(madera->regmap, base + i, slot);
- mask &= ~(1 << slot);
- }
- if (mask)
- madera_aif_warn(dai, "Too many channels in TDM mask\n");
- }
- static int madera_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 madera_priv *priv = snd_soc_component_get_drvdata(component);
- int base = dai->driver->base;
- int rx_max_chan = dai->driver->playback.channels_max;
- int tx_max_chan = dai->driver->capture.channels_max;
- /* Only support TDM for the physical AIFs */
- if (dai->id > MADERA_MAX_AIF)
- return -ENOTSUPP;
- if (slots == 0) {
- tx_mask = (1 << tx_max_chan) - 1;
- rx_mask = (1 << rx_max_chan) - 1;
- }
- madera_set_channels_to_mask(dai, base + MADERA_AIF_FRAME_CTRL_3,
- tx_max_chan, tx_mask);
- madera_set_channels_to_mask(dai, base + MADERA_AIF_FRAME_CTRL_11,
- rx_max_chan, rx_mask);
- priv->tdm_width[dai->id - 1] = slot_width;
- priv->tdm_slots[dai->id - 1] = slots;
- return 0;
- }
- const struct snd_soc_dai_ops madera_dai_ops = {
- .startup = &madera_startup,
- .set_fmt = &madera_set_fmt,
- .set_tdm_slot = &madera_set_tdm_slot,
- .hw_params = &madera_hw_params,
- .set_sysclk = &madera_dai_set_sysclk,
- .set_tristate = &madera_set_tristate,
- };
- EXPORT_SYMBOL_GPL(madera_dai_ops);
- const struct snd_soc_dai_ops madera_simple_dai_ops = {
- .startup = &madera_startup,
- .hw_params = &madera_hw_params_rate,
- .set_sysclk = &madera_dai_set_sysclk,
- };
- EXPORT_SYMBOL_GPL(madera_simple_dai_ops);
- int madera_init_dai(struct madera_priv *priv, int id)
- {
- struct madera_dai_priv *dai_priv = &priv->dai[id];
- dai_priv->clk = MADERA_CLK_SYSCLK_1;
- dai_priv->constraint = madera_constraint;
- return 0;
- }
- EXPORT_SYMBOL_GPL(madera_init_dai);
- static const struct {
- unsigned int min;
- unsigned int max;
- u16 fratio;
- int ratio;
- } fll_sync_fratios[] = {
- { 0, 64000, 4, 16 },
- { 64000, 128000, 3, 8 },
- { 128000, 256000, 2, 4 },
- { 256000, 1000000, 1, 2 },
- { 1000000, 13500000, 0, 1 },
- };
- static const unsigned int pseudo_fref_max[MADERA_FLL_MAX_FRATIO] = {
- 13500000,
- 6144000,
- 6144000,
- 3072000,
- 3072000,
- 2822400,
- 2822400,
- 1536000,
- 1536000,
- 1536000,
- 1536000,
- 1536000,
- 1536000,
- 1536000,
- 1536000,
- 768000,
- };
- struct madera_fll_gains {
- unsigned int min;
- unsigned int max;
- int gain; /* main gain */
- int alt_gain; /* alternate integer gain */
- };
- static const struct madera_fll_gains madera_fll_sync_gains[] = {
- { 0, 256000, 0, -1 },
- { 256000, 1000000, 2, -1 },
- { 1000000, 13500000, 4, -1 },
- };
- static const struct madera_fll_gains madera_fll_main_gains[] = {
- { 0, 100000, 0, 2 },
- { 100000, 375000, 2, 2 },
- { 375000, 768000, 3, 2 },
- { 768001, 1500000, 3, 3 },
- { 1500000, 6000000, 4, 3 },
- { 6000000, 13500000, 5, 3 },
- };
- static int madera_find_sync_fratio(unsigned int fref, int *fratio)
- {
- int i;
- for (i = 0; i < ARRAY_SIZE(fll_sync_fratios); i++) {
- if (fll_sync_fratios[i].min <= fref &&
- fref <= fll_sync_fratios[i].max) {
- if (fratio)
- *fratio = fll_sync_fratios[i].fratio;
- return fll_sync_fratios[i].ratio;
- }
- }
- return -EINVAL;
- }
- static int madera_find_main_fratio(unsigned int fref, unsigned int fout,
- int *fratio)
- {
- int ratio = 1;
- while ((fout / (ratio * fref)) > MADERA_FLL_MAX_N)
- ratio++;
- if (fratio)
- *fratio = ratio - 1;
- return ratio;
- }
- static int madera_find_fratio(struct madera_fll *fll, unsigned int fref,
- bool sync, int *fratio)
- {
- switch (fll->madera->type) {
- case CS47L35:
- switch (fll->madera->rev) {
- case 0:
- /* rev A0 uses sync calculation for both loops */
- return madera_find_sync_fratio(fref, fratio);
- default:
- if (sync)
- return madera_find_sync_fratio(fref, fratio);
- else
- return madera_find_main_fratio(fref,
- fll->fout,
- fratio);
- }
- break;
- case CS47L85:
- case WM1840:
- /* these use the same calculation for main and sync loops */
- return madera_find_sync_fratio(fref, fratio);
- default:
- if (sync)
- return madera_find_sync_fratio(fref, fratio);
- else
- return madera_find_main_fratio(fref, fll->fout, fratio);
- }
- }
- static int madera_calc_fratio(struct madera_fll *fll,
- struct madera_fll_cfg *cfg,
- unsigned int fref, bool sync)
- {
- int init_ratio, ratio;
- int refdiv, div;
- /* fref must be <=13.5MHz, find initial refdiv */
- div = 1;
- cfg->refdiv = 0;
- while (fref > MADERA_FLL_MAX_FREF) {
- div *= 2;
- fref /= 2;
- cfg->refdiv++;
- if (div > MADERA_FLL_MAX_REFDIV)
- return -EINVAL;
- }
- /* Find an appropriate FLL_FRATIO */
- init_ratio = madera_find_fratio(fll, fref, sync, &cfg->fratio);
- if (init_ratio < 0) {
- madera_fll_err(fll, "Unable to find FRATIO for fref=%uHz\n",
- fref);
- return init_ratio;
- }
- if (!sync)
- cfg->fratio = init_ratio - 1;
- switch (fll->madera->type) {
- case CS47L35:
- switch (fll->madera->rev) {
- case 0:
- if (sync)
- return init_ratio;
- break;
- default:
- return init_ratio;
- }
- break;
- case CS47L85:
- case WM1840:
- if (sync)
- return init_ratio;
- break;
- default:
- return init_ratio;
- }
- /*
- * For CS47L35 rev A0, CS47L85 and WM1840 adjust FRATIO/refdiv to avoid
- * integer mode if possible
- */
- refdiv = cfg->refdiv;
- while (div <= MADERA_FLL_MAX_REFDIV) {
- /*
- * start from init_ratio because this may already give a
- * fractional N.K
- */
- for (ratio = init_ratio; ratio > 0; ratio--) {
- if (fll->fout % (ratio * fref)) {
- cfg->refdiv = refdiv;
- cfg->fratio = ratio - 1;
- return ratio;
- }
- }
- for (ratio = init_ratio + 1; ratio <= MADERA_FLL_MAX_FRATIO;
- ratio++) {
- if ((MADERA_FLL_VCO_CORNER / 2) /
- (MADERA_FLL_VCO_MULT * ratio) < fref)
- break;
- if (fref > pseudo_fref_max[ratio - 1])
- break;
- if (fll->fout % (ratio * fref)) {
- cfg->refdiv = refdiv;
- cfg->fratio = ratio - 1;
- return ratio;
- }
- }
- div *= 2;
- fref /= 2;
- refdiv++;
- init_ratio = madera_find_fratio(fll, fref, sync, NULL);
- }
- madera_fll_warn(fll, "Falling back to integer mode operation\n");
- return cfg->fratio + 1;
- }
- static int madera_find_fll_gain(struct madera_fll *fll,
- struct madera_fll_cfg *cfg,
- unsigned int fref,
- const struct madera_fll_gains *gains,
- int n_gains)
- {
- int i;
- for (i = 0; i < n_gains; i++) {
- if (gains[i].min <= fref && fref <= gains[i].max) {
- cfg->gain = gains[i].gain;
- cfg->alt_gain = gains[i].alt_gain;
- return 0;
- }
- }
- madera_fll_err(fll, "Unable to find gain for fref=%uHz\n", fref);
- return -EINVAL;
- }
- static int madera_calc_fll(struct madera_fll *fll,
- struct madera_fll_cfg *cfg,
- unsigned int fref, bool sync)
- {
- unsigned int gcd_fll;
- const struct madera_fll_gains *gains;
- int n_gains;
- int ratio, ret;
- madera_fll_dbg(fll, "fref=%u Fout=%u fvco=%u\n",
- fref, fll->fout, fll->fout * MADERA_FLL_VCO_MULT);
- /* Find an appropriate FLL_FRATIO and refdiv */
- ratio = madera_calc_fratio(fll, cfg, fref, sync);
- if (ratio < 0)
- return ratio;
- /* Apply the division for our remaining calculations */
- fref = fref / (1 << cfg->refdiv);
- cfg->n = fll->fout / (ratio * fref);
- if (fll->fout % (ratio * fref)) {
- gcd_fll = gcd(fll->fout, ratio * fref);
- madera_fll_dbg(fll, "GCD=%u\n", gcd_fll);
- cfg->theta = (fll->fout - (cfg->n * ratio * fref))
- / gcd_fll;
- cfg->lambda = (ratio * fref) / gcd_fll;
- } else {
- cfg->theta = 0;
- cfg->lambda = 0;
- }
- /*
- * Round down to 16bit range with cost of accuracy lost.
- * Denominator must be bigger than numerator so we only
- * take care of it.
- */
- while (cfg->lambda >= (1 << 16)) {
- cfg->theta >>= 1;
- cfg->lambda >>= 1;
- }
- switch (fll->madera->type) {
- case CS47L35:
- switch (fll->madera->rev) {
- case 0:
- /* Rev A0 uses the sync gains for both loops */
- gains = madera_fll_sync_gains;
- n_gains = ARRAY_SIZE(madera_fll_sync_gains);
- break;
- default:
- if (sync) {
- gains = madera_fll_sync_gains;
- n_gains = ARRAY_SIZE(madera_fll_sync_gains);
- } else {
- gains = madera_fll_main_gains;
- n_gains = ARRAY_SIZE(madera_fll_main_gains);
- }
- break;
- }
- break;
- case CS47L85:
- case WM1840:
- /* These use the sync gains for both loops */
- gains = madera_fll_sync_gains;
- n_gains = ARRAY_SIZE(madera_fll_sync_gains);
- break;
- default:
- if (sync) {
- gains = madera_fll_sync_gains;
- n_gains = ARRAY_SIZE(madera_fll_sync_gains);
- } else {
- gains = madera_fll_main_gains;
- n_gains = ARRAY_SIZE(madera_fll_main_gains);
- }
- break;
- }
- ret = madera_find_fll_gain(fll, cfg, fref, gains, n_gains);
- if (ret)
- return ret;
- madera_fll_dbg(fll, "N=%d THETA=%d LAMBDA=%d\n",
- cfg->n, cfg->theta, cfg->lambda);
- madera_fll_dbg(fll, "FRATIO=0x%x(%d) REFCLK_DIV=0x%x(%d)\n",
- cfg->fratio, ratio, cfg->refdiv, 1 << cfg->refdiv);
- madera_fll_dbg(fll, "GAIN=0x%x(%d)\n", cfg->gain, 1 << cfg->gain);
- return 0;
- }
- static bool madera_write_fll(struct madera *madera, unsigned int base,
- struct madera_fll_cfg *cfg, int source,
- bool sync, int gain)
- {
- bool change, fll_change;
- fll_change = false;
- regmap_update_bits_check(madera->regmap,
- base + MADERA_FLL_CONTROL_3_OFFS,
- MADERA_FLL1_THETA_MASK,
- cfg->theta, &change);
- fll_change |= change;
- regmap_update_bits_check(madera->regmap,
- base + MADERA_FLL_CONTROL_4_OFFS,
- MADERA_FLL1_LAMBDA_MASK,
- cfg->lambda, &change);
- fll_change |= change;
- regmap_update_bits_check(madera->regmap,
- base + MADERA_FLL_CONTROL_5_OFFS,
- MADERA_FLL1_FRATIO_MASK,
- cfg->fratio << MADERA_FLL1_FRATIO_SHIFT,
- &change);
- fll_change |= change;
- regmap_update_bits_check(madera->regmap,
- base + MADERA_FLL_CONTROL_6_OFFS,
- MADERA_FLL1_REFCLK_DIV_MASK |
- MADERA_FLL1_REFCLK_SRC_MASK,
- cfg->refdiv << MADERA_FLL1_REFCLK_DIV_SHIFT |
- source << MADERA_FLL1_REFCLK_SRC_SHIFT,
- &change);
- fll_change |= change;
- if (sync) {
- regmap_update_bits_check(madera->regmap,
- base + MADERA_FLL_SYNCHRONISER_7_OFFS,
- MADERA_FLL1_GAIN_MASK,
- gain << MADERA_FLL1_GAIN_SHIFT,
- &change);
- fll_change |= change;
- } else {
- regmap_update_bits_check(madera->regmap,
- base + MADERA_FLL_CONTROL_7_OFFS,
- MADERA_FLL1_GAIN_MASK,
- gain << MADERA_FLL1_GAIN_SHIFT,
- &change);
- fll_change |= change;
- }
- regmap_update_bits_check(madera->regmap,
- base + MADERA_FLL_CONTROL_2_OFFS,
- MADERA_FLL1_CTRL_UPD | MADERA_FLL1_N_MASK,
- MADERA_FLL1_CTRL_UPD | cfg->n, &change);
- fll_change |= change;
- return fll_change;
- }
- static int madera_is_enabled_fll(struct madera_fll *fll, int base)
- {
- struct madera *madera = fll->madera;
- unsigned int reg;
- int ret;
- ret = regmap_read(madera->regmap,
- base + MADERA_FLL_CONTROL_1_OFFS, ®);
- if (ret != 0) {
- madera_fll_err(fll, "Failed to read current state: %d\n", ret);
- return ret;
- }
- return reg & MADERA_FLL1_ENA;
- }
- static int madera_wait_for_fll(struct madera_fll *fll, bool requested)
- {
- struct madera *madera = fll->madera;
- unsigned int val = 0;
- bool status;
- int i;
- madera_fll_dbg(fll, "Waiting for FLL...\n");
- for (i = 0; i < 30; i++) {
- regmap_read(madera->regmap, MADERA_IRQ1_RAW_STATUS_2, &val);
- status = val & (MADERA_FLL1_LOCK_STS1 << (fll->id - 1));
- if (status == requested)
- return 0;
- switch (i) {
- case 0 ... 5:
- usleep_range(75, 125);
- break;
- case 11 ... 20:
- usleep_range(750, 1250);
- break;
- default:
- msleep(20);
- break;
- }
- }
- madera_fll_warn(fll, "Timed out waiting for lock\n");
- return -ETIMEDOUT;
- }
- static bool madera_set_fll_phase_integrator(struct madera_fll *fll,
- struct madera_fll_cfg *ref_cfg,
- bool sync)
- {
- unsigned int val;
- bool reg_change;
- if (!sync && ref_cfg->theta == 0)
- val = (1 << MADERA_FLL1_PHASE_ENA_SHIFT) |
- (2 << MADERA_FLL1_PHASE_GAIN_SHIFT);
- else
- val = 2 << MADERA_FLL1_PHASE_GAIN_SHIFT;
- regmap_update_bits_check(fll->madera->regmap,
- fll->base + MADERA_FLL_EFS_2_OFFS,
- MADERA_FLL1_PHASE_ENA_MASK |
- MADERA_FLL1_PHASE_GAIN_MASK,
- val, ®_change);
- return reg_change;
- }
- static int madera_set_fll_clks_reg(struct madera_fll *fll, bool ena,
- unsigned int reg, unsigned int mask,
- unsigned int shift)
- {
- struct madera *madera = fll->madera;
- unsigned int src;
- struct clk *clk;
- int ret;
- ret = regmap_read(madera->regmap, reg, &src);
- if (ret != 0) {
- madera_fll_err(fll, "Failed to read current source: %d\n",
- ret);
- return ret;
- }
- src = (src & mask) >> shift;
- switch (src) {
- case MADERA_FLL_SRC_MCLK1:
- clk = madera->mclk[MADERA_MCLK1].clk;
- break;
- case MADERA_FLL_SRC_MCLK2:
- clk = madera->mclk[MADERA_MCLK2].clk;
- break;
- case MADERA_FLL_SRC_MCLK3:
- clk = madera->mclk[MADERA_MCLK3].clk;
- break;
- default:
- return 0;
- }
- if (ena) {
- return clk_prepare_enable(clk);
- } else {
- clk_disable_unprepare(clk);
- return 0;
- }
- }
- static inline int madera_set_fll_clks(struct madera_fll *fll, int base, bool ena)
- {
- return madera_set_fll_clks_reg(fll, ena,
- base + MADERA_FLL_CONTROL_6_OFFS,
- MADERA_FLL1_REFCLK_SRC_MASK,
- MADERA_FLL1_REFCLK_DIV_SHIFT);
- }
- static inline int madera_set_fllao_clks(struct madera_fll *fll, int base, bool ena)
- {
- return madera_set_fll_clks_reg(fll, ena,
- base + MADERA_FLLAO_CONTROL_6_OFFS,
- MADERA_FLL_AO_REFCLK_SRC_MASK,
- MADERA_FLL_AO_REFCLK_SRC_SHIFT);
- }
- static inline int madera_set_fllhj_clks(struct madera_fll *fll, int base, bool ena)
- {
- return madera_set_fll_clks_reg(fll, ena,
- base + MADERA_FLL_CONTROL_1_OFFS,
- CS47L92_FLL1_REFCLK_SRC_MASK,
- CS47L92_FLL1_REFCLK_SRC_SHIFT);
- }
- static void madera_disable_fll(struct madera_fll *fll)
- {
- struct madera *madera = fll->madera;
- unsigned int sync_base;
- bool ref_change, sync_change;
- switch (madera->type) {
- case CS47L35:
- sync_base = fll->base + CS47L35_FLL_SYNCHRONISER_OFFS;
- break;
- default:
- sync_base = fll->base + MADERA_FLL_SYNCHRONISER_OFFS;
- break;
- }
- madera_fll_dbg(fll, "Disabling FLL\n");
- regmap_update_bits(madera->regmap,
- fll->base + MADERA_FLL_CONTROL_1_OFFS,
- MADERA_FLL1_FREERUN, MADERA_FLL1_FREERUN);
- regmap_update_bits_check(madera->regmap,
- fll->base + MADERA_FLL_CONTROL_1_OFFS,
- MADERA_FLL1_ENA, 0, &ref_change);
- regmap_update_bits_check(madera->regmap,
- sync_base + MADERA_FLL_SYNCHRONISER_1_OFFS,
- MADERA_FLL1_SYNC_ENA, 0, &sync_change);
- regmap_update_bits(madera->regmap,
- fll->base + MADERA_FLL_CONTROL_1_OFFS,
- MADERA_FLL1_FREERUN, 0);
- madera_wait_for_fll(fll, false);
- if (sync_change)
- madera_set_fll_clks(fll, sync_base, false);
- if (ref_change) {
- madera_set_fll_clks(fll, fll->base, false);
- pm_runtime_put_autosuspend(madera->dev);
- }
- }
- static int madera_enable_fll(struct madera_fll *fll)
- {
- struct madera *madera = fll->madera;
- bool have_sync = false;
- int already_enabled = madera_is_enabled_fll(fll, fll->base);
- int sync_enabled;
- struct madera_fll_cfg cfg;
- unsigned int sync_base;
- int gain, ret;
- bool fll_change = false;
- if (already_enabled < 0)
- return already_enabled; /* error getting current state */
- if (fll->ref_src < 0 || fll->ref_freq == 0) {
- madera_fll_err(fll, "No REFCLK\n");
- ret = -EINVAL;
- goto err;
- }
- madera_fll_dbg(fll, "Enabling FLL, initially %s\n",
- already_enabled ? "enabled" : "disabled");
- if (fll->fout < MADERA_FLL_MIN_FOUT ||
- fll->fout > MADERA_FLL_MAX_FOUT) {
- madera_fll_err(fll, "invalid fout %uHz\n", fll->fout);
- ret = -EINVAL;
- goto err;
- }
- switch (madera->type) {
- case CS47L35:
- sync_base = fll->base + CS47L35_FLL_SYNCHRONISER_OFFS;
- break;
- default:
- sync_base = fll->base + MADERA_FLL_SYNCHRONISER_OFFS;
- break;
- }
- sync_enabled = madera_is_enabled_fll(fll, sync_base);
- if (sync_enabled < 0)
- return sync_enabled;
- if (already_enabled) {
- /* Facilitate smooth refclk across the transition */
- regmap_update_bits(fll->madera->regmap,
- fll->base + MADERA_FLL_CONTROL_1_OFFS,
- MADERA_FLL1_FREERUN,
- MADERA_FLL1_FREERUN);
- udelay(32);
- regmap_update_bits(fll->madera->regmap,
- fll->base + MADERA_FLL_CONTROL_7_OFFS,
- MADERA_FLL1_GAIN_MASK, 0);
- if (sync_enabled > 0)
- madera_set_fll_clks(fll, sync_base, false);
- madera_set_fll_clks(fll, fll->base, false);
- }
- /* Apply SYNCCLK setting */
- if (fll->sync_src >= 0) {
- ret = madera_calc_fll(fll, &cfg, fll->sync_freq, true);
- if (ret < 0)
- goto err;
- fll_change |= madera_write_fll(madera, sync_base,
- &cfg, fll->sync_src,
- true, cfg.gain);
- have_sync = true;
- }
- if (already_enabled && !!sync_enabled != have_sync)
- madera_fll_warn(fll, "Synchroniser changed on active FLL\n");
- /* Apply REFCLK setting */
- ret = madera_calc_fll(fll, &cfg, fll->ref_freq, false);
- if (ret < 0)
- goto err;
- /* Ref path hardcodes lambda to 65536 when sync is on */
- if (have_sync && cfg.lambda)
- cfg.theta = (cfg.theta * (1 << 16)) / cfg.lambda;
- switch (fll->madera->type) {
- case CS47L35:
- switch (fll->madera->rev) {
- case 0:
- gain = cfg.gain;
- break;
- default:
- fll_change |=
- madera_set_fll_phase_integrator(fll, &cfg,
- have_sync);
- if (!have_sync && cfg.theta == 0)
- gain = cfg.alt_gain;
- else
- gain = cfg.gain;
- break;
- }
- break;
- case CS47L85:
- case WM1840:
- gain = cfg.gain;
- break;
- default:
- fll_change |= madera_set_fll_phase_integrator(fll, &cfg,
- have_sync);
- if (!have_sync && cfg.theta == 0)
- gain = cfg.alt_gain;
- else
- gain = cfg.gain;
- break;
- }
- fll_change |= madera_write_fll(madera, fll->base,
- &cfg, fll->ref_src,
- false, gain);
- /*
- * Increase the bandwidth if we're not using a low frequency
- * sync source.
- */
- if (have_sync && fll->sync_freq > 100000)
- regmap_update_bits(madera->regmap,
- sync_base + MADERA_FLL_SYNCHRONISER_7_OFFS,
- MADERA_FLL1_SYNC_DFSAT_MASK, 0);
- else
- regmap_update_bits(madera->regmap,
- sync_base + MADERA_FLL_SYNCHRONISER_7_OFFS,
- MADERA_FLL1_SYNC_DFSAT_MASK,
- MADERA_FLL1_SYNC_DFSAT);
- if (!already_enabled)
- pm_runtime_get_sync(madera->dev);
- if (have_sync) {
- madera_set_fll_clks(fll, sync_base, true);
- regmap_update_bits(madera->regmap,
- sync_base + MADERA_FLL_SYNCHRONISER_1_OFFS,
- MADERA_FLL1_SYNC_ENA,
- MADERA_FLL1_SYNC_ENA);
- }
- madera_set_fll_clks(fll, fll->base, true);
- regmap_update_bits(madera->regmap,
- fll->base + MADERA_FLL_CONTROL_1_OFFS,
- MADERA_FLL1_ENA, MADERA_FLL1_ENA);
- if (already_enabled)
- regmap_update_bits(madera->regmap,
- fll->base + MADERA_FLL_CONTROL_1_OFFS,
- MADERA_FLL1_FREERUN, 0);
- if (fll_change || !already_enabled)
- madera_wait_for_fll(fll, true);
- return 0;
- err:
- /* In case of error don't leave the FLL running with an old config */
- madera_disable_fll(fll);
- return ret;
- }
- static int madera_apply_fll(struct madera_fll *fll)
- {
- if (fll->fout) {
- return madera_enable_fll(fll);
- } else {
- madera_disable_fll(fll);
- return 0;
- }
- }
- int madera_set_fll_syncclk(struct madera_fll *fll, int source,
- unsigned int fref, unsigned int fout)
- {
- /*
- * fout is ignored, since the synchronizer is an optional extra
- * constraint on the Fout generated from REFCLK, so the Fout is
- * set when configuring REFCLK
- */
- if (fll->sync_src == source && fll->sync_freq == fref)
- return 0;
- fll->sync_src = source;
- fll->sync_freq = fref;
- return madera_apply_fll(fll);
- }
- EXPORT_SYMBOL_GPL(madera_set_fll_syncclk);
- int madera_set_fll_refclk(struct madera_fll *fll, int source,
- unsigned int fref, unsigned int fout)
- {
- int ret;
- if (fll->ref_src == source &&
- fll->ref_freq == fref && fll->fout == fout)
- return 0;
- /*
- * Changes of fout on an enabled FLL aren't allowed except when
- * setting fout==0 to disable the FLL
- */
- if (fout && fout != fll->fout) {
- ret = madera_is_enabled_fll(fll, fll->base);
- if (ret < 0)
- return ret;
- if (ret) {
- madera_fll_err(fll, "Can't change Fout on active FLL\n");
- return -EBUSY;
- }
- }
- fll->ref_src = source;
- fll->ref_freq = fref;
- fll->fout = fout;
- return madera_apply_fll(fll);
- }
- EXPORT_SYMBOL_GPL(madera_set_fll_refclk);
- int madera_init_fll(struct madera *madera, int id, int base,
- struct madera_fll *fll)
- {
- fll->id = id;
- fll->base = base;
- fll->madera = madera;
- fll->ref_src = MADERA_FLL_SRC_NONE;
- fll->sync_src = MADERA_FLL_SRC_NONE;
- regmap_update_bits(madera->regmap,
- fll->base + MADERA_FLL_CONTROL_1_OFFS,
- MADERA_FLL1_FREERUN, 0);
- return 0;
- }
- EXPORT_SYMBOL_GPL(madera_init_fll);
- static const struct reg_sequence madera_fll_ao_32K_49M_patch[] = {
- { MADERA_FLLAO_CONTROL_2, 0x02EE },
- { MADERA_FLLAO_CONTROL_3, 0x0000 },
- { MADERA_FLLAO_CONTROL_4, 0x0001 },
- { MADERA_FLLAO_CONTROL_5, 0x0002 },
- { MADERA_FLLAO_CONTROL_6, 0x8001 },
- { MADERA_FLLAO_CONTROL_7, 0x0004 },
- { MADERA_FLLAO_CONTROL_8, 0x0077 },
- { MADERA_FLLAO_CONTROL_10, 0x06D8 },
- { MADERA_FLLAO_CONTROL_11, 0x0085 },
- { MADERA_FLLAO_CONTROL_2, 0x82EE },
- };
- static const struct reg_sequence madera_fll_ao_32K_45M_patch[] = {
- { MADERA_FLLAO_CONTROL_2, 0x02B1 },
- { MADERA_FLLAO_CONTROL_3, 0x0001 },
- { MADERA_FLLAO_CONTROL_4, 0x0010 },
- { MADERA_FLLAO_CONTROL_5, 0x0002 },
- { MADERA_FLLAO_CONTROL_6, 0x8001 },
- { MADERA_FLLAO_CONTROL_7, 0x0004 },
- { MADERA_FLLAO_CONTROL_8, 0x0077 },
- { MADERA_FLLAO_CONTROL_10, 0x06D8 },
- { MADERA_FLLAO_CONTROL_11, 0x0005 },
- { MADERA_FLLAO_CONTROL_2, 0x82B1 },
- };
- struct madera_fllao_patch {
- unsigned int fin;
- unsigned int fout;
- const struct reg_sequence *patch;
- unsigned int patch_size;
- };
- static const struct madera_fllao_patch madera_fllao_settings[] = {
- {
- .fin = 32768,
- .fout = 49152000,
- .patch = madera_fll_ao_32K_49M_patch,
- .patch_size = ARRAY_SIZE(madera_fll_ao_32K_49M_patch),
- },
- {
- .fin = 32768,
- .fout = 45158400,
- .patch = madera_fll_ao_32K_45M_patch,
- .patch_size = ARRAY_SIZE(madera_fll_ao_32K_45M_patch),
- },
- };
- static int madera_enable_fll_ao(struct madera_fll *fll,
- const struct reg_sequence *patch,
- unsigned int patch_size)
- {
- struct madera *madera = fll->madera;
- int already_enabled = madera_is_enabled_fll(fll, fll->base);
- unsigned int val;
- int i;
- if (already_enabled < 0)
- return already_enabled;
- if (!already_enabled)
- pm_runtime_get_sync(madera->dev);
- madera_fll_dbg(fll, "Enabling FLL_AO, initially %s\n",
- already_enabled ? "enabled" : "disabled");
- /* FLL_AO_HOLD must be set before configuring any registers */
- regmap_update_bits(fll->madera->regmap,
- fll->base + MADERA_FLLAO_CONTROL_1_OFFS,
- MADERA_FLL_AO_HOLD, MADERA_FLL_AO_HOLD);
- if (already_enabled)
- madera_set_fllao_clks(fll, fll->base, false);
- for (i = 0; i < patch_size; i++) {
- val = patch[i].def;
- /* modify the patch to apply fll->ref_src as input clock */
- if (patch[i].reg == MADERA_FLLAO_CONTROL_6) {
- val &= ~MADERA_FLL_AO_REFCLK_SRC_MASK;
- val |= (fll->ref_src << MADERA_FLL_AO_REFCLK_SRC_SHIFT)
- & MADERA_FLL_AO_REFCLK_SRC_MASK;
- }
- regmap_write(madera->regmap, patch[i].reg, val);
- }
- madera_set_fllao_clks(fll, fll->base, true);
- regmap_update_bits(madera->regmap,
- fll->base + MADERA_FLLAO_CONTROL_1_OFFS,
- MADERA_FLL_AO_ENA, MADERA_FLL_AO_ENA);
- /* Release the hold so that fll_ao locks to external frequency */
- regmap_update_bits(madera->regmap,
- fll->base + MADERA_FLLAO_CONTROL_1_OFFS,
- MADERA_FLL_AO_HOLD, 0);
- if (!already_enabled)
- madera_wait_for_fll(fll, true);
- return 0;
- }
- static int madera_disable_fll_ao(struct madera_fll *fll)
- {
- struct madera *madera = fll->madera;
- bool change;
- madera_fll_dbg(fll, "Disabling FLL_AO\n");
- regmap_update_bits(madera->regmap,
- fll->base + MADERA_FLLAO_CONTROL_1_OFFS,
- MADERA_FLL_AO_HOLD, MADERA_FLL_AO_HOLD);
- regmap_update_bits_check(madera->regmap,
- fll->base + MADERA_FLLAO_CONTROL_1_OFFS,
- MADERA_FLL_AO_ENA, 0, &change);
- madera_wait_for_fll(fll, false);
- /*
- * ctrl_up gates the writes to all fll_ao register, setting it to 0
- * here ensures that after a runtime suspend/resume cycle when one
- * enables the fllao then ctrl_up is the last bit that is configured
- * by the fllao enable code rather than the cache sync operation which
- * would have updated it much earlier before writing out all fllao
- * registers
- */
- regmap_update_bits(madera->regmap,
- fll->base + MADERA_FLLAO_CONTROL_2_OFFS,
- MADERA_FLL_AO_CTRL_UPD_MASK, 0);
- if (change) {
- madera_set_fllao_clks(fll, fll->base, false);
- pm_runtime_put_autosuspend(madera->dev);
- }
- return 0;
- }
- int madera_set_fll_ao_refclk(struct madera_fll *fll, int source,
- unsigned int fin, unsigned int fout)
- {
- int ret = 0;
- const struct reg_sequence *patch = NULL;
- int patch_size = 0;
- unsigned int i;
- if (fll->ref_src == source &&
- fll->ref_freq == fin && fll->fout == fout)
- return 0;
- madera_fll_dbg(fll, "Change FLL_AO refclk to fin=%u fout=%u source=%d\n",
- fin, fout, source);
- if (fout && (fll->ref_freq != fin || fll->fout != fout)) {
- for (i = 0; i < ARRAY_SIZE(madera_fllao_settings); i++) {
- if (madera_fllao_settings[i].fin == fin &&
- madera_fllao_settings[i].fout == fout)
- break;
- }
- if (i == ARRAY_SIZE(madera_fllao_settings)) {
- madera_fll_err(fll,
- "No matching configuration for FLL_AO\n");
- return -EINVAL;
- }
- patch = madera_fllao_settings[i].patch;
- patch_size = madera_fllao_settings[i].patch_size;
- }
- fll->ref_src = source;
- fll->ref_freq = fin;
- fll->fout = fout;
- if (fout)
- ret = madera_enable_fll_ao(fll, patch, patch_size);
- else
- madera_disable_fll_ao(fll);
- return ret;
- }
- EXPORT_SYMBOL_GPL(madera_set_fll_ao_refclk);
- static int madera_fllhj_disable(struct madera_fll *fll)
- {
- struct madera *madera = fll->madera;
- bool change;
- madera_fll_dbg(fll, "Disabling FLL\n");
- /* Disable lockdet, but don't set ctrl_upd update but. This allows the
- * lock status bit to clear as normal, but should the FLL be enabled
- * again due to a control clock being required, the lock won't re-assert
- * as the FLL config registers are automatically applied when the FLL
- * enables.
- */
- regmap_update_bits(madera->regmap,
- fll->base + MADERA_FLL_CONTROL_11_OFFS,
- MADERA_FLL1_LOCKDET_MASK, 0);
- regmap_update_bits(madera->regmap,
- fll->base + MADERA_FLL_CONTROL_1_OFFS,
- MADERA_FLL1_HOLD_MASK, MADERA_FLL1_HOLD_MASK);
- regmap_update_bits_check(madera->regmap,
- fll->base + MADERA_FLL_CONTROL_1_OFFS,
- MADERA_FLL1_ENA_MASK, 0, &change);
- madera_wait_for_fll(fll, false);
- /* ctrl_up gates the writes to all the fll's registers, setting it to 0
- * here ensures that after a runtime suspend/resume cycle when one
- * enables the fll then ctrl_up is the last bit that is configured
- * by the fll enable code rather than the cache sync operation which
- * would have updated it much earlier before writing out all fll
- * registers
- */
- regmap_update_bits(madera->regmap,
- fll->base + MADERA_FLL_CONTROL_2_OFFS,
- MADERA_FLL1_CTRL_UPD_MASK, 0);
- if (change) {
- madera_set_fllhj_clks(fll, fll->base, false);
- pm_runtime_put_autosuspend(madera->dev);
- }
- return 0;
- }
- static int madera_fllhj_apply(struct madera_fll *fll, int fin)
- {
- struct madera *madera = fll->madera;
- int refdiv, fref, fout, lockdet_thr, fbdiv, hp, fast_clk, fllgcd;
- bool frac = false;
- unsigned int fll_n, min_n, max_n, ratio, theta, lambda;
- unsigned int gains, val, num;
- madera_fll_dbg(fll, "fin=%d, fout=%d\n", fin, fll->fout);
- for (refdiv = 0; refdiv < 4; refdiv++)
- if ((fin / (1 << refdiv)) <= MADERA_FLLHJ_MAX_THRESH)
- break;
- fref = fin / (1 << refdiv);
- /* Use simple heuristic approach to find a configuration that
- * should work for most input clocks.
- */
- fast_clk = 0;
- fout = fll->fout;
- frac = fout % fref;
- if (fref < MADERA_FLLHJ_LOW_THRESH) {
- lockdet_thr = 2;
- gains = MADERA_FLLHJ_LOW_GAINS;
- if (frac)
- fbdiv = 256;
- else
- fbdiv = 4;
- } else if (fref < MADERA_FLLHJ_MID_THRESH) {
- lockdet_thr = 8;
- gains = MADERA_FLLHJ_MID_GAINS;
- fbdiv = 1;
- } else {
- lockdet_thr = 8;
- gains = MADERA_FLLHJ_HIGH_GAINS;
- fbdiv = 1;
- /* For high speed input clocks, enable 300MHz fast oscillator
- * when we're in fractional divider mode.
- */
- if (frac) {
- fast_clk = 0x3;
- fout = fll->fout * 6;
- }
- }
- /* Use high performance mode for fractional configurations. */
- if (frac) {
- hp = 0x3;
- min_n = MADERA_FLLHJ_FRAC_MIN_N;
- max_n = MADERA_FLLHJ_FRAC_MAX_N;
- } else {
- hp = 0x0;
- min_n = MADERA_FLLHJ_INT_MIN_N;
- max_n = MADERA_FLLHJ_INT_MAX_N;
- }
- ratio = fout / fref;
- madera_fll_dbg(fll, "refdiv=%d, fref=%d, frac:%d\n",
- refdiv, fref, frac);
- while (ratio / fbdiv < min_n) {
- fbdiv /= 2;
- if (fbdiv < 1) {
- madera_fll_err(fll, "FBDIV (%d) must be >= 1\n", fbdiv);
- return -EINVAL;
- }
- }
- while (frac && (ratio / fbdiv > max_n)) {
- fbdiv *= 2;
- if (fbdiv >= 1024) {
- madera_fll_err(fll, "FBDIV (%u) >= 1024\n", fbdiv);
- return -EINVAL;
- }
- }
- madera_fll_dbg(fll, "lockdet=%d, hp=0x%x, fbdiv:%d\n",
- lockdet_thr, hp, fbdiv);
- /* Calculate N.K values */
- fllgcd = gcd(fout, fbdiv * fref);
- num = fout / fllgcd;
- lambda = (fref * fbdiv) / fllgcd;
- fll_n = num / lambda;
- theta = num % lambda;
- madera_fll_dbg(fll, "fll_n=%d, gcd=%d, theta=%d, lambda=%d\n",
- fll_n, fllgcd, theta, lambda);
- /* Some sanity checks before any registers are written. */
- if (fll_n < min_n || fll_n > max_n) {
- madera_fll_err(fll, "N not in valid %s mode range %d-%d: %d\n",
- frac ? "fractional" : "integer", min_n, max_n,
- fll_n);
- return -EINVAL;
- }
- if (fbdiv < 1 || (frac && fbdiv >= 1024) || (!frac && fbdiv >= 256)) {
- madera_fll_err(fll, "Invalid fbdiv for %s mode (%u)\n",
- frac ? "fractional" : "integer", fbdiv);
- return -EINVAL;
- }
- /* clear the ctrl_upd bit to guarantee we write to it later. */
- regmap_write(madera->regmap,
- fll->base + MADERA_FLL_CONTROL_2_OFFS,
- fll_n << MADERA_FLL1_N_SHIFT);
- regmap_update_bits(madera->regmap,
- fll->base + MADERA_FLL_CONTROL_3_OFFS,
- MADERA_FLL1_THETA_MASK,
- theta << MADERA_FLL1_THETA_SHIFT);
- regmap_update_bits(madera->regmap,
- fll->base + MADERA_FLL_CONTROL_4_OFFS,
- MADERA_FLL1_LAMBDA_MASK,
- lambda << MADERA_FLL1_LAMBDA_SHIFT);
- regmap_update_bits(madera->regmap,
- fll->base + MADERA_FLL_CONTROL_5_OFFS,
- MADERA_FLL1_FB_DIV_MASK,
- fbdiv << MADERA_FLL1_FB_DIV_SHIFT);
- regmap_update_bits(madera->regmap,
- fll->base + MADERA_FLL_CONTROL_6_OFFS,
- MADERA_FLL1_REFCLK_DIV_MASK,
- refdiv << MADERA_FLL1_REFCLK_DIV_SHIFT);
- regmap_update_bits(madera->regmap,
- fll->base + MADERA_FLL_GAIN_OFFS,
- 0xffff,
- gains);
- val = hp << MADERA_FLL1_HP_SHIFT;
- val |= 1 << MADERA_FLL1_PHASEDET_ENA_SHIFT;
- regmap_update_bits(madera->regmap,
- fll->base + MADERA_FLL_CONTROL_10_OFFS,
- MADERA_FLL1_HP_MASK | MADERA_FLL1_PHASEDET_ENA_MASK,
- val);
- regmap_update_bits(madera->regmap,
- fll->base + MADERA_FLL_CONTROL_11_OFFS,
- MADERA_FLL1_LOCKDET_THR_MASK,
- lockdet_thr << MADERA_FLL1_LOCKDET_THR_SHIFT);
- regmap_update_bits(madera->regmap,
- fll->base + MADERA_FLL1_DIGITAL_TEST_1_OFFS,
- MADERA_FLL1_SYNC_EFS_ENA_MASK |
- MADERA_FLL1_CLK_VCO_FAST_SRC_MASK,
- fast_clk);
- return 0;
- }
- static int madera_fllhj_enable(struct madera_fll *fll)
- {
- struct madera *madera = fll->madera;
- int already_enabled = madera_is_enabled_fll(fll, fll->base);
- int ret;
- if (already_enabled < 0)
- return already_enabled;
- if (!already_enabled)
- pm_runtime_get_sync(madera->dev);
- madera_fll_dbg(fll, "Enabling FLL, initially %s\n",
- already_enabled ? "enabled" : "disabled");
- /* FLLn_HOLD must be set before configuring any registers */
- regmap_update_bits(fll->madera->regmap,
- fll->base + MADERA_FLL_CONTROL_1_OFFS,
- MADERA_FLL1_HOLD_MASK,
- MADERA_FLL1_HOLD_MASK);
- if (already_enabled)
- madera_set_fllhj_clks(fll, fll->base, false);
- /* Apply refclk */
- ret = madera_fllhj_apply(fll, fll->ref_freq);
- if (ret) {
- madera_fll_err(fll, "Failed to set FLL: %d\n", ret);
- goto out;
- }
- regmap_update_bits(madera->regmap,
- fll->base + MADERA_FLL_CONTROL_1_OFFS,
- CS47L92_FLL1_REFCLK_SRC_MASK,
- fll->ref_src << CS47L92_FLL1_REFCLK_SRC_SHIFT);
- madera_set_fllhj_clks(fll, fll->base, true);
- regmap_update_bits(madera->regmap,
- fll->base + MADERA_FLL_CONTROL_1_OFFS,
- MADERA_FLL1_ENA_MASK,
- MADERA_FLL1_ENA_MASK);
- out:
- regmap_update_bits(madera->regmap,
- fll->base + MADERA_FLL_CONTROL_11_OFFS,
- MADERA_FLL1_LOCKDET_MASK,
- MADERA_FLL1_LOCKDET_MASK);
- regmap_update_bits(madera->regmap,
- fll->base + MADERA_FLL_CONTROL_2_OFFS,
- MADERA_FLL1_CTRL_UPD_MASK,
- MADERA_FLL1_CTRL_UPD_MASK);
- /* Release the hold so that flln locks to external frequency */
- regmap_update_bits(madera->regmap,
- fll->base + MADERA_FLL_CONTROL_1_OFFS,
- MADERA_FLL1_HOLD_MASK,
- 0);
- if (!already_enabled)
- madera_wait_for_fll(fll, true);
- return 0;
- }
- static int madera_fllhj_validate(struct madera_fll *fll,
- unsigned int ref_in,
- unsigned int fout)
- {
- if (fout && !ref_in) {
- madera_fll_err(fll, "fllout set without valid input clk\n");
- return -EINVAL;
- }
- if (fll->fout && fout != fll->fout) {
- madera_fll_err(fll, "Can't change output on active FLL\n");
- return -EINVAL;
- }
- if (ref_in / MADERA_FLL_MAX_REFDIV > MADERA_FLLHJ_MAX_THRESH) {
- madera_fll_err(fll, "Can't scale %dMHz to <=13MHz\n", ref_in);
- return -EINVAL;
- }
- return 0;
- }
- int madera_fllhj_set_refclk(struct madera_fll *fll, int source,
- unsigned int fin, unsigned int fout)
- {
- int ret = 0;
- /* To remain consistent with previous FLLs, we expect fout to be
- * provided in the form of the required sysclk rate, which is
- * 2x the calculated fll out.
- */
- if (fout)
- fout /= 2;
- if (fll->ref_src == source && fll->ref_freq == fin &&
- fll->fout == fout)
- return 0;
- if (fin && fout && madera_fllhj_validate(fll, fin, fout))
- return -EINVAL;
- fll->ref_src = source;
- fll->ref_freq = fin;
- fll->fout = fout;
- if (fout)
- ret = madera_fllhj_enable(fll);
- else
- madera_fllhj_disable(fll);
- return ret;
- }
- EXPORT_SYMBOL_GPL(madera_fllhj_set_refclk);
- /**
- * madera_set_output_mode - Set the mode of the specified output
- *
- * @component: Device to configure
- * @output: Output number
- * @differential: True to set the output to differential mode
- *
- * Some systems use external analogue switches to connect more
- * analogue devices to the CODEC than are supported by the device. In
- * some systems this requires changing the switched output from single
- * ended to differential mode dynamically at runtime, an operation
- * supported using this function.
- *
- * Most systems have a single static configuration and should use
- * platform data instead.
- */
- int madera_set_output_mode(struct snd_soc_component *component, int output,
- bool differential)
- {
- unsigned int reg, val;
- int ret;
- if (output < 1 || output > MADERA_MAX_OUTPUT)
- return -EINVAL;
- reg = MADERA_OUTPUT_PATH_CONFIG_1L + (output - 1) * 8;
- if (differential)
- val = MADERA_OUT1_MONO;
- else
- val = 0;
- ret = snd_soc_component_update_bits(component, reg, MADERA_OUT1_MONO,
- val);
- if (ret < 0)
- return ret;
- else
- return 0;
- }
- EXPORT_SYMBOL_GPL(madera_set_output_mode);
- static bool madera_eq_filter_unstable(bool mode, __be16 _a, __be16 _b)
- {
- s16 a = be16_to_cpu(_a);
- s16 b = be16_to_cpu(_b);
- if (!mode) {
- return abs(a) >= 4096;
- } else {
- if (abs(b) >= 4096)
- return true;
- return (abs((a << 16) / (4096 - b)) >= 4096 << 4);
- }
- }
- int madera_eq_coeff_put(struct snd_kcontrol *kcontrol,
- struct snd_ctl_elem_value *ucontrol)
- {
- struct snd_soc_component *component =
- snd_soc_kcontrol_component(kcontrol);
- struct madera_priv *priv = snd_soc_component_get_drvdata(component);
- struct madera *madera = priv->madera;
- struct soc_bytes *params = (void *)kcontrol->private_value;
- unsigned int val;
- __be16 *data;
- int len;
- int ret;
- len = params->num_regs * regmap_get_val_bytes(madera->regmap);
- data = kmemdup(ucontrol->value.bytes.data, len, GFP_KERNEL | GFP_DMA);
- if (!data)
- return -ENOMEM;
- data[0] &= cpu_to_be16(MADERA_EQ1_B1_MODE);
- if (madera_eq_filter_unstable(!!data[0], data[1], data[2]) ||
- madera_eq_filter_unstable(true, data[4], data[5]) ||
- madera_eq_filter_unstable(true, data[8], data[9]) ||
- madera_eq_filter_unstable(true, data[12], data[13]) ||
- madera_eq_filter_unstable(false, data[16], data[17])) {
- dev_err(madera->dev, "Rejecting unstable EQ coefficients\n");
- ret = -EINVAL;
- goto out;
- }
- ret = regmap_read(madera->regmap, params->base, &val);
- if (ret != 0)
- goto out;
- val &= ~MADERA_EQ1_B1_MODE;
- data[0] |= cpu_to_be16(val);
- ret = regmap_raw_write(madera->regmap, params->base, data, len);
- out:
- kfree(data);
- return ret;
- }
- EXPORT_SYMBOL_GPL(madera_eq_coeff_put);
- int madera_lhpf_coeff_put(struct snd_kcontrol *kcontrol,
- struct snd_ctl_elem_value *ucontrol)
- {
- struct snd_soc_component *component =
- snd_soc_kcontrol_component(kcontrol);
- struct madera_priv *priv = snd_soc_component_get_drvdata(component);
- struct madera *madera = priv->madera;
- __be16 *data = (__be16 *)ucontrol->value.bytes.data;
- s16 val = be16_to_cpu(*data);
- if (abs(val) >= 4096) {
- dev_err(madera->dev, "Rejecting unstable LHPF coefficients\n");
- return -EINVAL;
- }
- return snd_soc_bytes_put(kcontrol, ucontrol);
- }
- EXPORT_SYMBOL_GPL(madera_lhpf_coeff_put);
- MODULE_SOFTDEP("pre: madera");
- MODULE_DESCRIPTION("ASoC Cirrus Logic Madera codec support");
- MODULE_AUTHOR("Charles Keepax <[email protected]>");
- MODULE_AUTHOR("Richard Fitzgerald <[email protected]>");
- MODULE_LICENSE("GPL v2");
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