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tscs454.c
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// SPDX-License-Identifier: GPL-2.0
// tscs454.c -- TSCS454 ALSA SoC Audio driver
// Copyright 2018 Tempo Semiconductor, Inc.
// Author: Steven Eckhoff <[email protected]>
#include <linux/kernel.h>
#include <linux/clk.h>
#include <linux/device.h>
#include <linux/regmap.h>
#include <linux/i2c.h>
#include <linux/err.h>
#include <linux/string.h>
#include <linux/module.h>
#include <linux/delay.h>
#include <linux/mutex.h>
#include <sound/tlv.h>
#include <sound/pcm_params.h>
#include <sound/pcm.h>
#include <sound/soc.h>
#include <sound/soc-dapm.h>
#include "tscs454.h"
static const unsigned int PLL_44_1K_RATE = (44100 * 256);
#define COEFF_SIZE 3
#define BIQUAD_COEFF_COUNT 5
#define BIQUAD_SIZE (COEFF_SIZE * BIQUAD_COEFF_COUNT)
#define COEFF_RAM_MAX_ADDR 0xcd
#define COEFF_RAM_COEFF_COUNT (COEFF_RAM_MAX_ADDR + 1)
#define COEFF_RAM_SIZE (COEFF_SIZE * COEFF_RAM_COEFF_COUNT)
enum {
TSCS454_DAI1_ID,
TSCS454_DAI2_ID,
TSCS454_DAI3_ID,
TSCS454_DAI_COUNT,
};
struct pll {
int id;
unsigned int users;
struct mutex lock;
};
static inline void pll_init(struct pll *pll, int id)
{
pll->id = id;
mutex_init(&pll->lock);
}
struct internal_rate {
struct pll *pll;
};
struct aif {
unsigned int id;
bool master;
struct pll *pll;
};
static inline void aif_init(struct aif *aif, unsigned int id)
{
aif->id = id;
}
struct coeff_ram {
u8 cache[COEFF_RAM_SIZE];
bool synced;
struct mutex lock;
};
static inline void init_coeff_ram_cache(u8 *cache)
{
static const u8 norm_addrs[] = { 0x00, 0x05, 0x0a, 0x0f, 0x14, 0x19,
0x1f, 0x20, 0x25, 0x2a, 0x2f, 0x34, 0x39, 0x3f, 0x40, 0x45,
0x4a, 0x4f, 0x54, 0x59, 0x5f, 0x60, 0x65, 0x6a, 0x6f, 0x74,
0x79, 0x7f, 0x80, 0x85, 0x8c, 0x91, 0x96, 0x97, 0x9c, 0xa3,
0xa8, 0xad, 0xaf, 0xb0, 0xb5, 0xba, 0xbf, 0xc4, 0xc9};
int i;
for (i = 0; i < ARRAY_SIZE(norm_addrs); i++)
cache[((norm_addrs[i] + 1) * COEFF_SIZE) - 1] = 0x40;
}
static inline void coeff_ram_init(struct coeff_ram *ram)
{
init_coeff_ram_cache(ram->cache);
mutex_init(&ram->lock);
}
struct aifs_status {
u8 streams;
};
static inline void set_aif_status_active(struct aifs_status *status,
int aif_id, bool playback)
{
u8 mask = 0x01 << (aif_id * 2 + !playback);
status->streams |= mask;
}
static inline void set_aif_status_inactive(struct aifs_status *status,
int aif_id, bool playback)
{
u8 mask = ~(0x01 << (aif_id * 2 + !playback));
status->streams &= mask;
}
static bool aifs_active(struct aifs_status *status)
{
return status->streams;
}
static bool aif_active(struct aifs_status *status, int aif_id)
{
return (0x03 << aif_id * 2) & status->streams;
}
struct tscs454 {
struct regmap *regmap;
struct aif aifs[TSCS454_DAI_COUNT];
struct aifs_status aifs_status;
struct mutex aifs_status_lock;
struct pll pll1;
struct pll pll2;
struct internal_rate internal_rate;
struct coeff_ram dac_ram;
struct coeff_ram spk_ram;
struct coeff_ram sub_ram;
struct clk *sysclk;
int sysclk_src_id;
unsigned int bclk_freq;
};
struct coeff_ram_ctl {
unsigned int addr;
struct soc_bytes_ext bytes_ext;
};
static const struct reg_sequence tscs454_patch[] = {
/* Assign ASRC out of the box so DAI 1 just works */
{ R_AUDIOMUX1, FV_ASRCIMUX_I2S1 | FV_I2S2MUX_I2S2 },
{ R_AUDIOMUX2, FV_ASRCOMUX_I2S1 | FV_DACMUX_I2S1 | FV_I2S3MUX_I2S3 },
{ R_AUDIOMUX3, FV_CLSSDMUX_I2S1 | FV_SUBMUX_I2S1_LR },
{ R_TDMCTL0, FV_TDMMD_256 },
{ VIRT_ADDR(0x0A, 0x13), 1 << 3 },
};
static bool tscs454_volatile(struct device *dev, unsigned int reg)
{
switch (reg) {
case R_PLLSTAT:
case R_SPKCRRDL:
case R_SPKCRRDM:
case R_SPKCRRDH:
case R_SPKCRS:
case R_DACCRRDL:
case R_DACCRRDM:
case R_DACCRRDH:
case R_DACCRS:
case R_SUBCRRDL:
case R_SUBCRRDM:
case R_SUBCRRDH:
case R_SUBCRS:
return true;
default:
return false;
};
}
static bool tscs454_writable(struct device *dev, unsigned int reg)
{
switch (reg) {
case R_SPKCRRDL:
case R_SPKCRRDM:
case R_SPKCRRDH:
case R_DACCRRDL:
case R_DACCRRDM:
case R_DACCRRDH:
case R_SUBCRRDL:
case R_SUBCRRDM:
case R_SUBCRRDH:
return false;
default:
return true;
};
}
static bool tscs454_readable(struct device *dev, unsigned int reg)
{
switch (reg) {
case R_SPKCRWDL:
case R_SPKCRWDM:
case R_SPKCRWDH:
case R_DACCRWDL:
case R_DACCRWDM:
case R_DACCRWDH:
case R_SUBCRWDL:
case R_SUBCRWDM:
case R_SUBCRWDH:
return false;
default:
return true;
};
}
static bool tscs454_precious(struct device *dev, unsigned int reg)
{
switch (reg) {
case R_SPKCRWDL:
case R_SPKCRWDM:
case R_SPKCRWDH:
case R_SPKCRRDL:
case R_SPKCRRDM:
case R_SPKCRRDH:
case R_DACCRWDL:
case R_DACCRWDM:
case R_DACCRWDH:
case R_DACCRRDL:
case R_DACCRRDM:
case R_DACCRRDH:
case R_SUBCRWDL:
case R_SUBCRWDM:
case R_SUBCRWDH:
case R_SUBCRRDL:
case R_SUBCRRDM:
case R_SUBCRRDH:
return true;
default:
return false;
};
}
static const struct regmap_range_cfg tscs454_regmap_range_cfg = {
.name = "Pages",
.range_min = VIRT_BASE,
.range_max = VIRT_ADDR(0xFE, 0x02),
.selector_reg = R_PAGESEL,
.selector_mask = 0xff,
.selector_shift = 0,
.window_start = 0,
.window_len = 0x100,
};
static struct regmap_config const tscs454_regmap_cfg = {
.reg_bits = 8,
.val_bits = 8,
.writeable_reg = tscs454_writable,
.readable_reg = tscs454_readable,
.volatile_reg = tscs454_volatile,
.precious_reg = tscs454_precious,
.ranges = &tscs454_regmap_range_cfg,
.num_ranges = 1,
.max_register = VIRT_ADDR(0xFE, 0x02),
.cache_type = REGCACHE_RBTREE,
};
static inline int tscs454_data_init(struct tscs454 *tscs454,
struct i2c_client *i2c)
{
int i;
int ret;
tscs454->regmap = devm_regmap_init_i2c(i2c, &tscs454_regmap_cfg);
if (IS_ERR(tscs454->regmap)) {
ret = PTR_ERR(tscs454->regmap);
return ret;
}
for (i = 0; i < TSCS454_DAI_COUNT; i++)
aif_init(&tscs454->aifs[i], i);
mutex_init(&tscs454->aifs_status_lock);
pll_init(&tscs454->pll1, 1);
pll_init(&tscs454->pll2, 2);
coeff_ram_init(&tscs454->dac_ram);
coeff_ram_init(&tscs454->spk_ram);
coeff_ram_init(&tscs454->sub_ram);
return 0;
}
struct reg_setting {
unsigned int addr;
unsigned int val;
};
static int coeff_ram_get(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct snd_soc_component *component =
snd_soc_kcontrol_component(kcontrol);
struct tscs454 *tscs454 = snd_soc_component_get_drvdata(component);
struct coeff_ram_ctl *ctl =
(struct coeff_ram_ctl *)kcontrol->private_value;
struct soc_bytes_ext *params = &ctl->bytes_ext;
u8 *coeff_ram;
struct mutex *coeff_ram_lock;
if (strstr(kcontrol->id.name, "DAC")) {
coeff_ram = tscs454->dac_ram.cache;
coeff_ram_lock = &tscs454->dac_ram.lock;
} else if (strstr(kcontrol->id.name, "Speaker")) {
coeff_ram = tscs454->spk_ram.cache;
coeff_ram_lock = &tscs454->spk_ram.lock;
} else if (strstr(kcontrol->id.name, "Sub")) {
coeff_ram = tscs454->sub_ram.cache;
coeff_ram_lock = &tscs454->sub_ram.lock;
} else {
return -EINVAL;
}
mutex_lock(coeff_ram_lock);
memcpy(ucontrol->value.bytes.data,
&coeff_ram[ctl->addr * COEFF_SIZE], params->max);
mutex_unlock(coeff_ram_lock);
return 0;
}
#define DACCRSTAT_MAX_TRYS 10
static int write_coeff_ram(struct snd_soc_component *component, u8 *coeff_ram,
unsigned int r_stat, unsigned int r_addr, unsigned int r_wr,
unsigned int coeff_addr, unsigned int coeff_cnt)
{
struct tscs454 *tscs454 = snd_soc_component_get_drvdata(component);
unsigned int val;
int cnt;
int trys;
int ret;
for (cnt = 0; cnt < coeff_cnt; cnt++, coeff_addr++) {
for (trys = 0; trys < DACCRSTAT_MAX_TRYS; trys++) {
val = snd_soc_component_read(component, r_stat);
if (!val)
break;
}
if (trys == DACCRSTAT_MAX_TRYS) {
ret = -EIO;
dev_err(component->dev,
"Coefficient write error (%d)\n", ret);
return ret;
}
ret = regmap_write(tscs454->regmap, r_addr, coeff_addr);
if (ret < 0) {
dev_err(component->dev,
"Failed to write dac ram address (%d)\n", ret);
return ret;
}
ret = regmap_bulk_write(tscs454->regmap, r_wr,
&coeff_ram[coeff_addr * COEFF_SIZE],
COEFF_SIZE);
if (ret < 0) {
dev_err(component->dev,
"Failed to write dac ram (%d)\n", ret);
return ret;
}
}
return 0;
}
static int coeff_ram_put(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct snd_soc_component *component =
snd_soc_kcontrol_component(kcontrol);
struct tscs454 *tscs454 = snd_soc_component_get_drvdata(component);
struct coeff_ram_ctl *ctl =
(struct coeff_ram_ctl *)kcontrol->private_value;
struct soc_bytes_ext *params = &ctl->bytes_ext;
unsigned int coeff_cnt = params->max / COEFF_SIZE;
u8 *coeff_ram;
struct mutex *coeff_ram_lock;
bool *coeff_ram_synced;
unsigned int r_stat;
unsigned int r_addr;
unsigned int r_wr;
unsigned int val;
int ret;
if (strstr(kcontrol->id.name, "DAC")) {
coeff_ram = tscs454->dac_ram.cache;
coeff_ram_lock = &tscs454->dac_ram.lock;
coeff_ram_synced = &tscs454->dac_ram.synced;
r_stat = R_DACCRS;
r_addr = R_DACCRADD;
r_wr = R_DACCRWDL;
} else if (strstr(kcontrol->id.name, "Speaker")) {
coeff_ram = tscs454->spk_ram.cache;
coeff_ram_lock = &tscs454->spk_ram.lock;
coeff_ram_synced = &tscs454->spk_ram.synced;
r_stat = R_SPKCRS;
r_addr = R_SPKCRADD;
r_wr = R_SPKCRWDL;
} else if (strstr(kcontrol->id.name, "Sub")) {
coeff_ram = tscs454->sub_ram.cache;
coeff_ram_lock = &tscs454->sub_ram.lock;
coeff_ram_synced = &tscs454->sub_ram.synced;
r_stat = R_SUBCRS;
r_addr = R_SUBCRADD;
r_wr = R_SUBCRWDL;
} else {
return -EINVAL;
}
mutex_lock(coeff_ram_lock);
*coeff_ram_synced = false;
memcpy(&coeff_ram[ctl->addr * COEFF_SIZE],
ucontrol->value.bytes.data, params->max);
mutex_lock(&tscs454->pll1.lock);
mutex_lock(&tscs454->pll2.lock);
val = snd_soc_component_read(component, R_PLLSTAT);
if (val) { /* PLLs locked */
ret = write_coeff_ram(component, coeff_ram,
r_stat, r_addr, r_wr,
ctl->addr, coeff_cnt);
if (ret < 0) {
dev_err(component->dev,
"Failed to flush coeff ram cache (%d)\n", ret);
goto exit;
}
*coeff_ram_synced = true;
}
ret = 0;
exit:
mutex_unlock(&tscs454->pll2.lock);
mutex_unlock(&tscs454->pll1.lock);
mutex_unlock(coeff_ram_lock);
return ret;
}
static inline int coeff_ram_sync(struct snd_soc_component *component,
struct tscs454 *tscs454)
{
int ret;
mutex_lock(&tscs454->dac_ram.lock);
if (!tscs454->dac_ram.synced) {
ret = write_coeff_ram(component, tscs454->dac_ram.cache,
R_DACCRS, R_DACCRADD, R_DACCRWDL,
0x00, COEFF_RAM_COEFF_COUNT);
if (ret < 0) {
mutex_unlock(&tscs454->dac_ram.lock);
return ret;
}
}
mutex_unlock(&tscs454->dac_ram.lock);
mutex_lock(&tscs454->spk_ram.lock);
if (!tscs454->spk_ram.synced) {
ret = write_coeff_ram(component, tscs454->spk_ram.cache,
R_SPKCRS, R_SPKCRADD, R_SPKCRWDL,
0x00, COEFF_RAM_COEFF_COUNT);
if (ret < 0) {
mutex_unlock(&tscs454->spk_ram.lock);
return ret;
}
}
mutex_unlock(&tscs454->spk_ram.lock);
mutex_lock(&tscs454->sub_ram.lock);
if (!tscs454->sub_ram.synced) {
ret = write_coeff_ram(component, tscs454->sub_ram.cache,
R_SUBCRS, R_SUBCRADD, R_SUBCRWDL,
0x00, COEFF_RAM_COEFF_COUNT);
if (ret < 0) {
mutex_unlock(&tscs454->sub_ram.lock);
return ret;
}
}
mutex_unlock(&tscs454->sub_ram.lock);
return 0;
}
#define PLL_REG_SETTINGS_COUNT 11
struct pll_ctl {
int freq_in;
struct reg_setting settings[PLL_REG_SETTINGS_COUNT];
};
#define PLL_CTL(f, t, c1, r1, o1, f1l, f1h, c2, r2, o2, f2l, f2h) \
{ \
.freq_in = f, \
.settings = { \
{R_PLL1CTL, c1}, \
{R_PLL1RDIV, r1}, \
{R_PLL1ODIV, o1}, \
{R_PLL1FDIVL, f1l}, \
{R_PLL1FDIVH, f1h}, \
{R_PLL2CTL, c2}, \
{R_PLL2RDIV, r2}, \
{R_PLL2ODIV, o2}, \
{R_PLL2FDIVL, f2l}, \
{R_PLL2FDIVH, f2h}, \
{R_TIMEBASE, t}, \
}, \
}
static const struct pll_ctl pll_ctls[] = {
PLL_CTL(1411200, 0x05,
0xB9, 0x07, 0x02, 0xC3, 0x04,
0x5A, 0x02, 0x03, 0xE0, 0x01),
PLL_CTL(1536000, 0x05,
0x5A, 0x02, 0x03, 0xE0, 0x01,
0x5A, 0x02, 0x03, 0xB9, 0x01),
PLL_CTL(2822400, 0x0A,
0x63, 0x07, 0x04, 0xC3, 0x04,
0x62, 0x07, 0x03, 0x48, 0x03),
PLL_CTL(3072000, 0x0B,
0x62, 0x07, 0x03, 0x48, 0x03,
0x5A, 0x04, 0x03, 0xB9, 0x01),
PLL_CTL(5644800, 0x15,
0x63, 0x0E, 0x04, 0xC3, 0x04,
0x5A, 0x08, 0x03, 0xE0, 0x01),
PLL_CTL(6144000, 0x17,
0x5A, 0x08, 0x03, 0xE0, 0x01,
0x5A, 0x08, 0x03, 0xB9, 0x01),
PLL_CTL(12000000, 0x2E,
0x5B, 0x19, 0x03, 0x00, 0x03,
0x6A, 0x19, 0x05, 0x98, 0x04),
PLL_CTL(19200000, 0x4A,
0x53, 0x14, 0x03, 0x80, 0x01,
0x5A, 0x19, 0x03, 0xB9, 0x01),
PLL_CTL(22000000, 0x55,
0x6A, 0x37, 0x05, 0x00, 0x06,
0x62, 0x26, 0x03, 0x49, 0x02),
PLL_CTL(22579200, 0x57,
0x62, 0x31, 0x03, 0x20, 0x03,
0x53, 0x1D, 0x03, 0xB3, 0x01),
PLL_CTL(24000000, 0x5D,
0x53, 0x19, 0x03, 0x80, 0x01,
0x5B, 0x19, 0x05, 0x4C, 0x02),
PLL_CTL(24576000, 0x5F,
0x53, 0x1D, 0x03, 0xB3, 0x01,
0x62, 0x40, 0x03, 0x72, 0x03),
PLL_CTL(27000000, 0x68,
0x62, 0x4B, 0x03, 0x00, 0x04,
0x6A, 0x7D, 0x03, 0x20, 0x06),
PLL_CTL(36000000, 0x8C,
0x5B, 0x4B, 0x03, 0x00, 0x03,
0x6A, 0x7D, 0x03, 0x98, 0x04),
PLL_CTL(11289600, 0x2B,
0x6A, 0x31, 0x03, 0x40, 0x06,
0x5A, 0x12, 0x03, 0x1C, 0x02),
PLL_CTL(26000000, 0x65,
0x63, 0x41, 0x05, 0x00, 0x06,
0x5A, 0x26, 0x03, 0xEF, 0x01),
PLL_CTL(12288000, 0x2F,
0x5A, 0x12, 0x03, 0x1C, 0x02,
0x62, 0x20, 0x03, 0x72, 0x03),
PLL_CTL(40000000, 0x9B,
0xA2, 0x7D, 0x03, 0x80, 0x04,
0x63, 0x7D, 0x05, 0xE4, 0x06),
PLL_CTL(512000, 0x01,
0x62, 0x01, 0x03, 0xD0, 0x02,
0x5B, 0x01, 0x04, 0x72, 0x03),
PLL_CTL(705600, 0x02,
0x62, 0x02, 0x03, 0x15, 0x04,
0x62, 0x01, 0x04, 0x80, 0x02),
PLL_CTL(1024000, 0x03,
0x62, 0x02, 0x03, 0xD0, 0x02,
0x5B, 0x02, 0x04, 0x72, 0x03),
PLL_CTL(2048000, 0x07,
0x62, 0x04, 0x03, 0xD0, 0x02,
0x5B, 0x04, 0x04, 0x72, 0x03),
PLL_CTL(2400000, 0x08,
0x62, 0x05, 0x03, 0x00, 0x03,
0x63, 0x05, 0x05, 0x98, 0x04),
};
static inline const struct pll_ctl *get_pll_ctl(unsigned long freq_in)
{
int i;
struct pll_ctl const *pll_ctl = NULL;
for (i = 0; i < ARRAY_SIZE(pll_ctls); ++i)
if (pll_ctls[i].freq_in == freq_in) {
pll_ctl = &pll_ctls[i];
break;
}
return pll_ctl;
}
enum {
PLL_INPUT_XTAL = 0,
PLL_INPUT_MCLK1,
PLL_INPUT_MCLK2,
PLL_INPUT_BCLK,
};
static int set_sysclk(struct snd_soc_component *component)
{
struct tscs454 *tscs454 = snd_soc_component_get_drvdata(component);
struct pll_ctl const *pll_ctl;
unsigned long freq;
int i;
int ret;
if (tscs454->sysclk_src_id < PLL_INPUT_BCLK)
freq = clk_get_rate(tscs454->sysclk);
else
freq = tscs454->bclk_freq;
pll_ctl = get_pll_ctl(freq);
if (!pll_ctl) {
ret = -EINVAL;
dev_err(component->dev,
"Invalid PLL input %lu (%d)\n", freq, ret);
return ret;
}
for (i = 0; i < PLL_REG_SETTINGS_COUNT; ++i) {
ret = snd_soc_component_write(component,
pll_ctl->settings[i].addr,
pll_ctl->settings[i].val);
if (ret < 0) {
dev_err(component->dev,
"Failed to set pll setting (%d)\n",
ret);
return ret;
}
}
return 0;
}
static inline void reserve_pll(struct pll *pll)
{
mutex_lock(&pll->lock);
pll->users++;
mutex_unlock(&pll->lock);
}
static inline void free_pll(struct pll *pll)
{
mutex_lock(&pll->lock);
pll->users--;
mutex_unlock(&pll->lock);
}
static int pll_connected(struct snd_soc_dapm_widget *source,
struct snd_soc_dapm_widget *sink)
{
struct snd_soc_component *component =
snd_soc_dapm_to_component(source->dapm);
struct tscs454 *tscs454 = snd_soc_component_get_drvdata(component);
int users;
if (strstr(source->name, "PLL 1")) {
mutex_lock(&tscs454->pll1.lock);
users = tscs454->pll1.users;
mutex_unlock(&tscs454->pll1.lock);
dev_dbg(component->dev, "%s(): PLL 1 users = %d\n", __func__,
users);
} else {
mutex_lock(&tscs454->pll2.lock);
users = tscs454->pll2.users;
mutex_unlock(&tscs454->pll2.lock);
dev_dbg(component->dev, "%s(): PLL 2 users = %d\n", __func__,
users);
}
return users;
}
/*
* PLL must be enabled after power up and must be disabled before power down
* for proper clock switching.
*/
static int pll_power_event(struct snd_soc_dapm_widget *w,
struct snd_kcontrol *kcontrol, int event)
{
struct snd_soc_component *component =
snd_soc_dapm_to_component(w->dapm);
struct tscs454 *tscs454 = snd_soc_component_get_drvdata(component);
bool enable;
bool pll1;
unsigned int msk;
unsigned int val;
int ret;
if (strstr(w->name, "PLL 1"))
pll1 = true;
else
pll1 = false;
msk = pll1 ? FM_PLLCTL_PLL1CLKEN : FM_PLLCTL_PLL2CLKEN;
if (event == SND_SOC_DAPM_POST_PMU)
enable = true;
else
enable = false;
if (enable)
val = pll1 ? FV_PLL1CLKEN_ENABLE : FV_PLL2CLKEN_ENABLE;
else
val = pll1 ? FV_PLL1CLKEN_DISABLE : FV_PLL2CLKEN_DISABLE;
ret = snd_soc_component_update_bits(component, R_PLLCTL, msk, val);
if (ret < 0) {
dev_err(component->dev, "Failed to %s PLL %d (%d)\n",
enable ? "enable" : "disable",
pll1 ? 1 : 2,
ret);
return ret;
}
if (enable) {
msleep(20); // Wait for lock
ret = coeff_ram_sync(component, tscs454);
if (ret < 0) {
dev_err(component->dev,
"Failed to sync coeff ram (%d)\n", ret);
return ret;
}
}
return 0;
}
static inline int aif_set_master(struct snd_soc_component *component,
unsigned int aif_id, bool master)
{
unsigned int reg;
unsigned int mask;
unsigned int val;
int ret;
switch (aif_id) {
case TSCS454_DAI1_ID:
reg = R_I2SP1CTL;
break;
case TSCS454_DAI2_ID:
reg = R_I2SP2CTL;
break;
case TSCS454_DAI3_ID:
reg = R_I2SP3CTL;
break;
default:
ret = -ENODEV;
dev_err(component->dev, "Unknown DAI %d (%d)\n", aif_id, ret);
return ret;
}
mask = FM_I2SPCTL_PORTMS;
val = master ? FV_PORTMS_MASTER : FV_PORTMS_SLAVE;
ret = snd_soc_component_update_bits(component, reg, mask, val);
if (ret < 0) {
dev_err(component->dev, "Failed to set DAI %d to %s (%d)\n",
aif_id, master ? "master" : "slave", ret);
return ret;
}
return 0;
}
static inline
int aif_prepare(struct snd_soc_component *component, struct aif *aif)
{
int ret;
ret = aif_set_master(component, aif->id, aif->master);
if (ret < 0)
return ret;
return 0;
}
static inline int aif_free(struct snd_soc_component *component,
struct aif *aif, bool playback)
{
struct tscs454 *tscs454 = snd_soc_component_get_drvdata(component);
mutex_lock(&tscs454->aifs_status_lock);
dev_dbg(component->dev, "%s(): aif %d\n", __func__, aif->id);
set_aif_status_inactive(&tscs454->aifs_status, aif->id, playback);
dev_dbg(component->dev, "Set aif %d inactive. Streams status is 0x%x\n",
aif->id, tscs454->aifs_status.streams);
if (!aif_active(&tscs454->aifs_status, aif->id)) {
/* Do config in slave mode */
aif_set_master(component, aif->id, false);
dev_dbg(component->dev, "Freeing pll %d from aif %d\n",
aif->pll->id, aif->id);
free_pll(aif->pll);
}
if (!aifs_active(&tscs454->aifs_status)) {
dev_dbg(component->dev, "Freeing pll %d from ir\n",
tscs454->internal_rate.pll->id);
free_pll(tscs454->internal_rate.pll);
}
mutex_unlock(&tscs454->aifs_status_lock);
return 0;
}
/* R_PLLCTL PG 0 ADDR 0x15 */
static char const * const bclk_sel_txt[] = {
"BCLK 1", "BCLK 2", "BCLK 3"};
static struct soc_enum const bclk_sel_enum =
SOC_ENUM_SINGLE(R_PLLCTL, FB_PLLCTL_BCLKSEL,
ARRAY_SIZE(bclk_sel_txt), bclk_sel_txt);
/* R_ISRC PG 0 ADDR 0x16 */
static char const * const isrc_br_txt[] = {
"44.1kHz", "48kHz"};
static struct soc_enum const isrc_br_enum =
SOC_ENUM_SINGLE(R_ISRC, FB_ISRC_IBR,
ARRAY_SIZE(isrc_br_txt), isrc_br_txt);
static char const * const isrc_bm_txt[] = {
"0.25x", "0.5x", "1.0x", "2.0x"};
static struct soc_enum const isrc_bm_enum =
SOC_ENUM_SINGLE(R_ISRC, FB_ISRC_IBM,
ARRAY_SIZE(isrc_bm_txt), isrc_bm_txt);
/* R_SCLKCTL PG 0 ADDR 0x18 */
static char const * const modular_rate_txt[] = {
"Reserved", "Half", "Full", "Auto",};
static struct soc_enum const adc_modular_rate_enum =
SOC_ENUM_SINGLE(R_SCLKCTL, FB_SCLKCTL_ASDM,
ARRAY_SIZE(modular_rate_txt), modular_rate_txt);
static struct soc_enum const dac_modular_rate_enum =
SOC_ENUM_SINGLE(R_SCLKCTL, FB_SCLKCTL_DSDM,
ARRAY_SIZE(modular_rate_txt), modular_rate_txt);
/* R_I2SIDCTL PG 0 ADDR 0x38 */
static char const * const data_ctrl_txt[] = {
"L/R", "L/L", "R/R", "R/L"};
static struct soc_enum const data_in_ctrl_enums[] = {
SOC_ENUM_SINGLE(R_I2SIDCTL, FB_I2SIDCTL_I2SI1DCTL,
ARRAY_SIZE(data_ctrl_txt), data_ctrl_txt),
SOC_ENUM_SINGLE(R_I2SIDCTL, FB_I2SIDCTL_I2SI2DCTL,
ARRAY_SIZE(data_ctrl_txt), data_ctrl_txt),
SOC_ENUM_SINGLE(R_I2SIDCTL, FB_I2SIDCTL_I2SI3DCTL,
ARRAY_SIZE(data_ctrl_txt), data_ctrl_txt),
};
/* R_I2SODCTL PG 0 ADDR 0x39 */
static struct soc_enum const data_out_ctrl_enums[] = {
SOC_ENUM_SINGLE(R_I2SODCTL, FB_I2SODCTL_I2SO1DCTL,
ARRAY_SIZE(data_ctrl_txt), data_ctrl_txt),
SOC_ENUM_SINGLE(R_I2SODCTL, FB_I2SODCTL_I2SO2DCTL,
ARRAY_SIZE(data_ctrl_txt), data_ctrl_txt),
SOC_ENUM_SINGLE(R_I2SODCTL, FB_I2SODCTL_I2SO3DCTL,
ARRAY_SIZE(data_ctrl_txt), data_ctrl_txt),
};
/* R_AUDIOMUX1 PG 0 ADDR 0x3A */
static char const * const asrc_mux_txt[] = {
"None", "DAI 1", "DAI 2", "DAI 3"};
static struct soc_enum const asrc_in_mux_enum =
SOC_ENUM_SINGLE(R_AUDIOMUX1, FB_AUDIOMUX1_ASRCIMUX,
ARRAY_SIZE(asrc_mux_txt), asrc_mux_txt);
static char const * const dai_mux_txt[] = {
"CH 0_1", "CH 2_3", "CH 4_5", "ADC/DMic 1",
"DMic 2", "ClassD", "DAC", "Sub"};
static struct soc_enum const dai2_mux_enum =
SOC_ENUM_SINGLE(R_AUDIOMUX1, FB_AUDIOMUX1_I2S2MUX,
ARRAY_SIZE(dai_mux_txt), dai_mux_txt);
static struct snd_kcontrol_new const dai2_mux_dapm_enum =
SOC_DAPM_ENUM("DAI 2 Mux", dai2_mux_enum);
static struct soc_enum const dai1_mux_enum =
SOC_ENUM_SINGLE(R_AUDIOMUX1, FB_AUDIOMUX1_I2S1MUX,
ARRAY_SIZE(dai_mux_txt), dai_mux_txt);
static struct snd_kcontrol_new const dai1_mux_dapm_enum =
SOC_DAPM_ENUM("DAI 1 Mux", dai1_mux_enum);
/* R_AUDIOMUX2 PG 0 ADDR 0x3B */
static struct soc_enum const asrc_out_mux_enum =
SOC_ENUM_SINGLE(R_AUDIOMUX2, FB_AUDIOMUX2_ASRCOMUX,
ARRAY_SIZE(asrc_mux_txt), asrc_mux_txt);
static struct soc_enum const dac_mux_enum =
SOC_ENUM_SINGLE(R_AUDIOMUX2, FB_AUDIOMUX2_DACMUX,
ARRAY_SIZE(dai_mux_txt), dai_mux_txt);
static struct snd_kcontrol_new const dac_mux_dapm_enum =
SOC_DAPM_ENUM("DAC Mux", dac_mux_enum);
static struct soc_enum const dai3_mux_enum =
SOC_ENUM_SINGLE(R_AUDIOMUX2, FB_AUDIOMUX2_I2S3MUX,
ARRAY_SIZE(dai_mux_txt), dai_mux_txt);
static struct snd_kcontrol_new const dai3_mux_dapm_enum =
SOC_DAPM_ENUM("DAI 3 Mux", dai3_mux_enum);
/* R_AUDIOMUX3 PG 0 ADDR 0x3C */
static char const * const sub_mux_txt[] = {
"CH 0", "CH 1", "CH 0 + 1",
"CH 2", "CH 3", "CH 2 + 3",
"CH 4", "CH 5", "CH 4 + 5",
"ADC/DMic 1 Left", "ADC/DMic 1 Right",
"ADC/DMic 1 Left Plus Right",
"DMic 2 Left", "DMic 2 Right", "DMic 2 Left Plus Right",
"ClassD Left", "ClassD Right", "ClassD Left Plus Right"};
static struct soc_enum const sub_mux_enum =
SOC_ENUM_SINGLE(R_AUDIOMUX3, FB_AUDIOMUX3_SUBMUX,
ARRAY_SIZE(sub_mux_txt), sub_mux_txt);
static struct snd_kcontrol_new const sub_mux_dapm_enum =
SOC_DAPM_ENUM("Sub Mux", sub_mux_enum);
static struct soc_enum const classd_mux_enum =
SOC_ENUM_SINGLE(R_AUDIOMUX3, FB_AUDIOMUX3_CLSSDMUX,
ARRAY_SIZE(dai_mux_txt), dai_mux_txt);
static struct snd_kcontrol_new const classd_mux_dapm_enum =
SOC_DAPM_ENUM("ClassD Mux", classd_mux_enum);
/* R_HSDCTL1 PG 1 ADDR 0x01 */
static char const * const jack_type_txt[] = {
"3 Terminal", "4 Terminal"};
static struct soc_enum const hp_jack_type_enum =
SOC_ENUM_SINGLE(R_HSDCTL1, FB_HSDCTL1_HPJKTYPE,
ARRAY_SIZE(jack_type_txt), jack_type_txt);
static char const * const hs_det_pol_txt[] = {
"Rising", "Falling"};
static struct soc_enum const hs_det_pol_enum =
SOC_ENUM_SINGLE(R_HSDCTL1, FB_HSDCTL1_HSDETPOL,
ARRAY_SIZE(hs_det_pol_txt), hs_det_pol_txt);
/* R_HSDCTL1 PG 1 ADDR 0x02 */
static char const * const hs_mic_bias_force_txt[] = {
"Off", "Ring", "Sleeve"};
static struct soc_enum const hs_mic_bias_force_enum =
SOC_ENUM_SINGLE(R_HSDCTL2, FB_HSDCTL2_FMICBIAS1,
ARRAY_SIZE(hs_mic_bias_force_txt),
hs_mic_bias_force_txt);
static char const * const plug_type_txt[] = {
"OMTP", "CTIA", "Reserved", "Headphone"};
static struct soc_enum const plug_type_force_enum =
SOC_ENUM_SINGLE(R_HSDCTL2, FB_HSDCTL2_FPLUGTYPE,
ARRAY_SIZE(plug_type_txt), plug_type_txt);
/* R_CH0AIC PG 1 ADDR 0x06 */
static char const * const in_bst_mux_txt[] = {
"Input 1", "Input 2", "Input 3", "D2S"};
static struct soc_enum const in_bst_mux_ch0_enum =
SOC_ENUM_SINGLE(R_CH0AIC, FB_CH0AIC_INSELL,
ARRAY_SIZE(in_bst_mux_txt),