--- /dev/null
+// SPDX-License-Identifier: GPL-2.0
+//
+// rt700-sdw.c -- rt700 ALSA SoC audio driver
+//
+// Copyright(c) 2019 Realtek Semiconductor Corp.
+//
+//
+
+#include <linux/delay.h>
+#include <linux/device.h>
+#include <linux/mod_devicetable.h>
+#include <linux/soundwire/sdw.h>
+#include <linux/soundwire/sdw_type.h>
+#include <linux/module.h>
+#include <linux/regmap.h>
+#include <sound/soc.h>
+#include "rt700.h"
+#include "rt700-sdw.h"
+
+static bool rt700_readable_register(struct device *dev, unsigned int reg)
+{
+ switch (reg) {
+ case 0x00e0:
+ case 0x00f0:
+ case 0x2000 ... 0x200e:
+ case 0x2012 ... 0x2016:
+ case 0x201a ... 0x2027:
+ case 0x2029 ... 0x202a:
+ case 0x202d ... 0x2034:
+ case 0x2200 ... 0x2204:
+ case 0x2206 ... 0x2212:
+ case 0x2220 ... 0x2223:
+ case 0x2230 ... 0x2231:
+ case 0x3000 ... 0x3fff:
+ case 0x7000 ... 0x7fff:
+ case 0x8300 ... 0x83ff:
+ case 0x9c00 ... 0x9cff:
+ case 0xb900 ... 0xb9ff:
+ case 0x75201a:
+ case 0x752045:
+ case 0x752046:
+ case 0x752048:
+ case 0x75204a:
+ case 0x75206b:
+ case 0x752080:
+ case 0x752081:
+ return true;
+ default:
+ return false;
+ }
+}
+
+static bool rt700_volatile_register(struct device *dev, unsigned int reg)
+{
+ switch (reg) {
+ case 0x2009:
+ case 0x2016:
+ case 0x201b:
+ case 0x201c:
+ case 0x201d:
+ case 0x201f:
+ case 0x2021:
+ case 0x2023:
+ case 0x2230:
+ case 0x200b ... 0x200e: /* i2c read */
+ case 0x2012 ... 0x2015: /* HD-A read */
+ case 0x202d ... 0x202f: /* BRA */
+ case 0x2201 ... 0x2212: /* i2c debug */
+ case 0x2220 ... 0x2223: /* decoded HD-A */
+ case 0x9c00 ... 0x9cff:
+ case 0xb900 ... 0xb9ff:
+ case 0xff01:
+ case 0x75201a:
+ case 0x752046:
+ case 0x752080:
+ case 0x752081:
+ return true;
+ default:
+ return false;
+ }
+}
+
+static int rt700_sdw_read(void *context, unsigned int reg, unsigned int *val)
+{
+ struct device *dev = context;
+ struct rt700_priv *rt700 = dev_get_drvdata(dev);
+ unsigned int sdw_data_3, sdw_data_2, sdw_data_1, sdw_data_0;
+ unsigned int reg2 = 0, reg3 = 0, reg4 = 0, mask, nid, val2;
+ unsigned int is_hda_reg = 1, is_index_reg = 0;
+ int ret;
+
+ if (reg > 0xffff)
+ is_index_reg = 1;
+
+ mask = reg & 0xf000;
+
+ if (is_index_reg) { /* index registers */
+ val2 = reg & 0xff;
+ reg = reg >> 8;
+ nid = reg & 0xff;
+ ret = regmap_write(rt700->sdw_regmap, reg, 0);
+ if (ret < 0)
+ return ret;
+ reg2 = reg + 0x1000;
+ reg2 |= 0x80;
+ ret = regmap_write(rt700->sdw_regmap, reg2, val2);
+ if (ret < 0)
+ return ret;
+
+ reg3 = RT700_PRIV_DATA_R_H | nid;
+ ret = regmap_write(rt700->sdw_regmap,
+ reg3, ((*val >> 8) & 0xff));
+ if (ret < 0)
+ return ret;
+ reg4 = reg3 + 0x1000;
+ reg4 |= 0x80;
+ ret = regmap_write(rt700->sdw_regmap, reg4, (*val & 0xff));
+ if (ret < 0)
+ return ret;
+ } else if (mask == 0x3000) {
+ reg += 0x8000;
+ ret = regmap_write(rt700->sdw_regmap, reg, *val);
+ if (ret < 0)
+ return ret;
+ } else if (mask == 0x7000) {
+ reg += 0x2000;
+ reg |= 0x800;
+ ret = regmap_write(rt700->sdw_regmap,
+ reg, ((*val >> 8) & 0xff));
+ if (ret < 0)
+ return ret;
+ reg2 = reg + 0x1000;
+ reg2 |= 0x80;
+ ret = regmap_write(rt700->sdw_regmap, reg2, (*val & 0xff));
+ if (ret < 0)
+ return ret;
+ } else if ((reg & 0xff00) == 0x8300) { /* for R channel */
+ reg2 = reg - 0x1000;
+ reg2 &= ~0x80;
+ ret = regmap_write(rt700->sdw_regmap,
+ reg2, ((*val >> 8) & 0xff));
+ if (ret < 0)
+ return ret;
+ ret = regmap_write(rt700->sdw_regmap, reg, (*val & 0xff));
+ if (ret < 0)
+ return ret;
+ } else if (mask == 0x9000) {
+ ret = regmap_write(rt700->sdw_regmap,
+ reg, ((*val >> 8) & 0xff));
+ if (ret < 0)
+ return ret;
+ reg2 = reg + 0x1000;
+ reg2 |= 0x80;
+ ret = regmap_write(rt700->sdw_regmap, reg2, (*val & 0xff));
+ if (ret < 0)
+ return ret;
+ } else if (mask == 0xb000) {
+ ret = regmap_write(rt700->sdw_regmap, reg, *val);
+ if (ret < 0)
+ return ret;
+ } else {
+ ret = regmap_read(rt700->sdw_regmap, reg, val);
+ if (ret < 0)
+ return ret;
+ is_hda_reg = 0;
+ }
+
+ if (is_hda_reg || is_index_reg) {
+ sdw_data_3 = 0;
+ sdw_data_2 = 0;
+ sdw_data_1 = 0;
+ sdw_data_0 = 0;
+ ret = regmap_read(rt700->sdw_regmap,
+ RT700_READ_HDA_3, &sdw_data_3);
+ if (ret < 0)
+ return ret;
+ ret = regmap_read(rt700->sdw_regmap,
+ RT700_READ_HDA_2, &sdw_data_2);
+ if (ret < 0)
+ return ret;
+ ret = regmap_read(rt700->sdw_regmap,
+ RT700_READ_HDA_1, &sdw_data_1);
+ if (ret < 0)
+ return ret;
+ ret = regmap_read(rt700->sdw_regmap,
+ RT700_READ_HDA_0, &sdw_data_0);
+ if (ret < 0)
+ return ret;
+ *val = ((sdw_data_3 & 0xff) << 24) |
+ ((sdw_data_2 & 0xff) << 16) |
+ ((sdw_data_1 & 0xff) << 8) | (sdw_data_0 & 0xff);
+ }
+
+ if (is_hda_reg == 0)
+ dev_dbg(dev, "[%s] %04x => %08x\n", __func__, reg, *val);
+ else if (is_index_reg)
+ dev_dbg(dev, "[%s] %04x %04x %04x %04x => %08x\n",
+ __func__, reg, reg2, reg3, reg4, *val);
+ else
+ dev_dbg(dev, "[%s] %04x %04x => %08x\n",
+ __func__, reg, reg2, *val);
+
+ return 0;
+}
+
+static int rt700_sdw_write(void *context, unsigned int reg, unsigned int val)
+{
+ struct device *dev = context;
+ struct rt700_priv *rt700 = dev_get_drvdata(dev);
+ unsigned int reg2 = 0, reg3, reg4, nid, mask, val2;
+ unsigned int is_index_reg = 0;
+ int ret;
+
+ if (reg > 0xffff)
+ is_index_reg = 1;
+
+ mask = reg & 0xf000;
+
+ if (is_index_reg) { /* index registers */
+ val2 = reg & 0xff;
+ reg = reg >> 8;
+ nid = reg & 0xff;
+ ret = regmap_write(rt700->sdw_regmap, reg, 0);
+ if (ret < 0)
+ return ret;
+ reg2 = reg + 0x1000;
+ reg2 |= 0x80;
+ ret = regmap_write(rt700->sdw_regmap, reg2, val2);
+ if (ret < 0)
+ return ret;
+
+ reg3 = RT700_PRIV_DATA_W_H | nid;
+ ret = regmap_write(rt700->sdw_regmap,
+ reg3, ((val >> 8) & 0xff));
+ if (ret < 0)
+ return ret;
+ reg4 = reg3 + 0x1000;
+ reg4 |= 0x80;
+ ret = regmap_write(rt700->sdw_regmap, reg4, (val & 0xff));
+ if (ret < 0)
+ return ret;
+ is_index_reg = 1;
+ } else if (reg < 0x4fff) {
+ ret = regmap_write(rt700->sdw_regmap, reg, val);
+ if (ret < 0)
+ return ret;
+ } else if (reg == 0xff01) {
+ ret = regmap_write(rt700->sdw_regmap, reg, val);
+ if (ret < 0)
+ return ret;
+ } else if (mask == 0x7000) {
+ ret = regmap_write(rt700->sdw_regmap,
+ reg, ((val >> 8) & 0xff));
+ if (ret < 0)
+ return ret;
+ reg2 = reg + 0x1000;
+ reg2 |= 0x80;
+ ret = regmap_write(rt700->sdw_regmap, reg2, (val & 0xff));
+ if (ret < 0)
+ return ret;
+ } else if ((reg & 0xff00) == 0x8300) { /* for R channel */
+ reg2 = reg - 0x1000;
+ reg2 &= ~0x80;
+ ret = regmap_write(rt700->sdw_regmap,
+ reg2, ((val >> 8) & 0xff));
+ if (ret < 0)
+ return ret;
+ ret = regmap_write(rt700->sdw_regmap, reg, (val & 0xff));
+ if (ret < 0)
+ return ret;
+ }
+
+ if (reg2 == 0)
+ dev_dbg(dev, "[%s] %04x <= %04x\n", __func__, reg, val);
+ else if (is_index_reg)
+ dev_dbg(dev, "[%s] %04x %04x %04x %04x <= %04x %04x\n",
+ __func__, reg, reg2, reg3, reg4, val2, val);
+ else
+ dev_dbg(dev, "[%s] %04x %04x <= %04x\n",
+ __func__, reg, reg2, val);
+
+ return 0;
+}
+
+static const struct regmap_config rt700_regmap = {
+ .reg_bits = 24,
+ .val_bits = 32,
+ .readable_reg = rt700_readable_register,
+ .volatile_reg = rt700_volatile_register,
+ .max_register = 0x755800,
+ .reg_defaults = rt700_reg_defaults,
+ .num_reg_defaults = ARRAY_SIZE(rt700_reg_defaults),
+ .cache_type = REGCACHE_RBTREE,
+ .use_single_read = true,
+ .use_single_write = true,
+ .reg_read = rt700_sdw_read,
+ .reg_write = rt700_sdw_write,
+};
+
+static const struct regmap_config rt700_sdw_regmap = {
+ .name = "sdw",
+ .reg_bits = 32,
+ .val_bits = 8,
+ .readable_reg = rt700_readable_register,
+ .max_register = 0xff01,
+ .cache_type = REGCACHE_NONE,
+ .use_single_read = true,
+ .use_single_write = true,
+};
+
+static int rt700_update_status(struct sdw_slave *slave,
+ enum sdw_slave_status status)
+{
+ struct rt700_priv *rt700 = dev_get_drvdata(&slave->dev);
+
+ /* Update the status */
+ rt700->status = status;
+
+ if (status == SDW_SLAVE_UNATTACHED)
+ rt700->hw_init = false;
+
+ /*
+ * Perform initialization only if slave status is present and
+ * hw_init flag is false
+ */
+ if (rt700->hw_init || rt700->status != SDW_SLAVE_ATTACHED)
+ return 0;
+
+ /* perform I/O transfers required for Slave initialization */
+ return rt700_io_init(&slave->dev, slave);
+}
+
+static int rt700_read_prop(struct sdw_slave *slave)
+{
+ struct sdw_slave_prop *prop = &slave->prop;
+ int nval, i, num_of_ports = 1;
+ u32 bit;
+ unsigned long addr;
+ struct sdw_dpn_prop *dpn;
+
+ prop->paging_support = false;
+
+ /* first we need to allocate memory for set bits in port lists */
+ prop->source_ports = 0x14; /* BITMAP: 00010100 */
+ prop->sink_ports = 0xA; /* BITMAP: 00001010 */
+
+ nval = hweight32(prop->source_ports);
+ num_of_ports += nval;
+ prop->src_dpn_prop = devm_kcalloc(&slave->dev, nval,
+ sizeof(*prop->src_dpn_prop),
+ GFP_KERNEL);
+ if (!prop->src_dpn_prop)
+ return -ENOMEM;
+
+ i = 0;
+ dpn = prop->src_dpn_prop;
+ addr = prop->source_ports;
+ for_each_set_bit(bit, &addr, 32) {
+ dpn[i].num = bit;
+ dpn[i].type = SDW_DPN_FULL;
+ dpn[i].simple_ch_prep_sm = true;
+ dpn[i].ch_prep_timeout = 10;
+ i++;
+ }
+
+ /* do this again for sink now */
+ nval = hweight32(prop->sink_ports);
+ num_of_ports += nval;
+ prop->sink_dpn_prop = devm_kcalloc(&slave->dev, nval,
+ sizeof(*prop->sink_dpn_prop),
+ GFP_KERNEL);
+ if (!prop->sink_dpn_prop)
+ return -ENOMEM;
+
+ i = 0;
+ dpn = prop->sink_dpn_prop;
+ addr = prop->sink_ports;
+ for_each_set_bit(bit, &addr, 32) {
+ dpn[i].num = bit;
+ dpn[i].type = SDW_DPN_FULL;
+ dpn[i].simple_ch_prep_sm = true;
+ dpn[i].ch_prep_timeout = 10;
+ i++;
+ }
+
+ /* Allocate port_ready based on num_of_ports */
+ slave->port_ready = devm_kcalloc(&slave->dev, num_of_ports,
+ sizeof(*slave->port_ready),
+ GFP_KERNEL);
+ if (!slave->port_ready)
+ return -ENOMEM;
+
+ /* Initialize completion */
+ for (i = 0; i < num_of_ports; i++)
+ init_completion(&slave->port_ready[i]);
+
+ /* set the timeout values */
+ prop->clk_stop_timeout = 20;
+
+ /* wake-up event */
+ prop->wake_capable = 1;
+
+ return 0;
+}
+
+static int rt700_bus_config(struct sdw_slave *slave,
+ struct sdw_bus_params *params)
+{
+ struct rt700_priv *rt700 = dev_get_drvdata(&slave->dev);
+ int ret;
+
+ memcpy(&rt700->params, params, sizeof(*params));
+
+ ret = rt700_clock_config(&slave->dev);
+ if (ret < 0)
+ dev_err(&slave->dev, "Invalid clk config");
+
+ return ret;
+}
+
+static int rt700_interrupt_callback(struct sdw_slave *slave,
+ struct sdw_slave_intr_status *status)
+{
+ struct rt700_priv *rt700 = dev_get_drvdata(&slave->dev);
+
+ dev_dbg(&slave->dev,
+ "%s control_port_stat=%x", __func__, status->control_port);
+
+ if (status->control_port & 0x4) {
+ mod_delayed_work(system_power_efficient_wq,
+ &rt700->jack_detect_work, msecs_to_jiffies(250));
+ }
+
+ return 0;
+}
+
+/*
+ * slave_ops: callbacks for get_clock_stop_mode, clock_stop and
+ * port_prep are not defined for now
+ */
+static struct sdw_slave_ops rt700_slave_ops = {
+ .read_prop = rt700_read_prop,
+ .interrupt_callback = rt700_interrupt_callback,
+ .update_status = rt700_update_status,
+ .bus_config = rt700_bus_config,
+};
+
+static int rt700_sdw_probe(struct sdw_slave *slave,
+ const struct sdw_device_id *id)
+{
+ struct regmap *sdw_regmap, *regmap;
+
+ /* Assign ops */
+ slave->ops = &rt700_slave_ops;
+
+ /* Regmap Initialization */
+ sdw_regmap = devm_regmap_init_sdw(slave, &rt700_sdw_regmap);
+ if (!sdw_regmap)
+ return -EINVAL;
+
+ regmap = devm_regmap_init(&slave->dev, NULL,
+ &slave->dev, &rt700_regmap);
+ if (!regmap)
+ return -EINVAL;
+
+ rt700_init(&slave->dev, sdw_regmap, regmap, slave);
+
+ return 0;
+}
+
+static int rt700_sdw_remove(struct sdw_slave *slave)
+{
+ struct rt700_priv *rt700 = dev_get_drvdata(&slave->dev);
+
+ if (rt700 && rt700->hw_init) {
+ cancel_delayed_work(&rt700->jack_detect_work);
+ cancel_delayed_work(&rt700->jack_btn_check_work);
+ }
+
+ return 0;
+}
+
+static const struct sdw_device_id rt700_id[] = {
+ SDW_SLAVE_ENTRY(0x025d, 0x700, 0),
+ {},
+};
+MODULE_DEVICE_TABLE(sdw, rt700_id);
+
+static int rt700_dev_suspend(struct device *dev)
+{
+ struct rt700_priv *rt700 = dev_get_drvdata(dev);
+
+ if (!rt700->hw_init)
+ return 0;
+
+ regcache_cache_only(rt700->regmap, true);
+
+ return 0;
+}
+
+#define RT700_PROBE_TIMEOUT 2000
+
+static int rt700_dev_resume(struct device *dev)
+{
+ struct sdw_slave *slave = dev_to_sdw_dev(dev);
+ struct rt700_priv *rt700 = dev_get_drvdata(dev);
+ unsigned long time;
+
+ if (!rt700->hw_init)
+ return 0;
+
+ if (!slave->unattach_request)
+ goto regmap_sync;
+
+ time = wait_for_completion_timeout(&slave->initialization_complete,
+ msecs_to_jiffies(RT700_PROBE_TIMEOUT));
+ if (!time) {
+ dev_err(&slave->dev, "Initialization not complete, timed out\n");
+ return -ETIMEDOUT;
+ }
+
+regmap_sync:
+ slave->unattach_request = 0;
+ regcache_cache_only(rt700->regmap, false);
+ regcache_sync_region(rt700->regmap, 0x3000, 0x8fff);
+ regcache_sync_region(rt700->regmap, 0x752010, 0x75206b);
+
+ return 0;
+}
+
+static const struct dev_pm_ops rt700_pm = {
+ SET_SYSTEM_SLEEP_PM_OPS(rt700_dev_suspend, rt700_dev_resume)
+ SET_RUNTIME_PM_OPS(rt700_dev_suspend, rt700_dev_resume, NULL)
+};
+
+static struct sdw_driver rt700_sdw_driver = {
+ .driver = {
+ .name = "rt700",
+ .owner = THIS_MODULE,
+ .pm = &rt700_pm,
+ },
+ .probe = rt700_sdw_probe,
+ .remove = rt700_sdw_remove,
+ .ops = &rt700_slave_ops,
+ .id_table = rt700_id,
+};
+module_sdw_driver(rt700_sdw_driver);
+
+MODULE_DESCRIPTION("ASoC RT700 driver SDW");
+MODULE_AUTHOR("Shuming Fan <shumingf@realtek.com>");
+MODULE_LICENSE("GPL v2");
--- /dev/null
+// SPDX-License-Identifier: GPL-2.0
+//
+// rt700.c -- rt700 ALSA SoC audio driver
+//
+// Copyright(c) 2019 Realtek Semiconductor Corp.
+//
+//
+
+#include <linux/module.h>
+#include <linux/moduleparam.h>
+#include <linux/version.h>
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/delay.h>
+#include <linux/pm_runtime.h>
+#include <linux/pm.h>
+#include <linux/soundwire/sdw.h>
+#include <linux/regmap.h>
+#include <linux/slab.h>
+#include <sound/core.h>
+#include <sound/pcm.h>
+#include <sound/pcm_params.h>
+#include <sound/soc.h>
+#include <sound/soc-dapm.h>
+#include <sound/initval.h>
+#include <sound/tlv.h>
+#include <sound/hda_verbs.h>
+#include <sound/jack.h>
+
+#include "rt700.h"
+
+static int rt700_index_write(struct regmap *regmap,
+ unsigned int reg, unsigned int value)
+{
+ int ret;
+ unsigned int addr = (RT700_PRIV_INDEX_W_H << 8) | reg;
+
+ ret = regmap_write(regmap, addr, value);
+ if (ret < 0)
+ pr_err("Failed to set private value: %06x <= %04x ret=%d\n",
+ addr, value, ret);
+
+ return ret;
+}
+
+static int rt700_index_read(struct regmap *regmap,
+ unsigned int reg, unsigned int *value)
+{
+ int ret;
+ unsigned int addr = (RT700_PRIV_INDEX_W_H << 8) | reg;
+
+ *value = 0;
+ ret = regmap_read(regmap, addr, value);
+ if (ret < 0)
+ pr_err("Failed to get private value: %06x => %04x ret=%d\n",
+ addr, *value, ret);
+
+ return ret;
+}
+
+static unsigned int rt700_button_detect(struct rt700_priv *rt700)
+{
+ unsigned int btn_type = 0, val80, val81;
+ int ret;
+
+ ret = rt700_index_read(rt700->regmap, RT700_IRQ_FLAG_TABLE1, &val80);
+ if (ret < 0)
+ goto read_error;
+ ret = rt700_index_read(rt700->regmap, RT700_IRQ_FLAG_TABLE2, &val81);
+ if (ret < 0)
+ goto read_error;
+
+ val80 &= 0x0381;
+ val81 &= 0xff00;
+
+ switch (val80) {
+ case 0x0200:
+ case 0x0100:
+ case 0x0080:
+ btn_type |= SND_JACK_BTN_0;
+ break;
+ case 0x0001:
+ btn_type |= SND_JACK_BTN_3;
+ break;
+ }
+ switch (val81) {
+ case 0x8000:
+ case 0x4000:
+ case 0x2000:
+ btn_type |= SND_JACK_BTN_1;
+ break;
+ case 0x1000:
+ case 0x0800:
+ case 0x0400:
+ btn_type |= SND_JACK_BTN_2;
+ break;
+ case 0x0200:
+ case 0x0100:
+ btn_type |= SND_JACK_BTN_3;
+ break;
+ }
+read_error:
+ return btn_type;
+}
+
+static int rt700_headset_detect(struct rt700_priv *rt700)
+{
+ unsigned int buf, loop = 0;
+ int ret;
+ unsigned int jack_status = 0, reg;
+
+ ret = rt700_index_read(rt700->regmap,
+ RT700_COMBO_JACK_AUTO_CTL2, &buf);
+ if (ret < 0)
+ goto io_error;
+
+ while (loop < 500 &&
+ (buf & RT700_COMBOJACK_AUTO_DET_STATUS) == 0) {
+ loop++;
+
+ usleep_range(9000, 10000);
+ ret = rt700_index_read(rt700->regmap,
+ RT700_COMBO_JACK_AUTO_CTL2, &buf);
+ if (ret < 0)
+ goto io_error;
+
+ reg = RT700_VERB_GET_PIN_SENSE | RT700_HP_OUT;
+ ret = regmap_read(rt700->regmap, reg, &jack_status);
+ if ((jack_status & (1 << 31)) == 0)
+ goto remove_error;
+ }
+
+ if (loop >= 500)
+ goto to_error;
+
+ if (buf & RT700_COMBOJACK_AUTO_DET_TRS)
+ rt700->jack_type = SND_JACK_HEADPHONE;
+ else if ((buf & RT700_COMBOJACK_AUTO_DET_CTIA) ||
+ (buf & RT700_COMBOJACK_AUTO_DET_OMTP))
+ rt700->jack_type = SND_JACK_HEADSET;
+
+ return 0;
+
+to_error:
+ ret = -ETIMEDOUT;
+ pr_err_ratelimited("Time-out error in %s\n", __func__);
+ return ret;
+io_error:
+ pr_err_ratelimited("IO error in %s, ret %d\n", __func__, ret);
+ return ret;
+remove_error:
+ pr_err_ratelimited("Jack removal in %s\n", __func__);
+ return -ENODEV;
+}
+
+static void rt700_jack_detect_handler(struct work_struct *work)
+{
+ struct rt700_priv *rt700 =
+ container_of(work, struct rt700_priv, jack_detect_work.work);
+ int btn_type = 0, ret;
+ unsigned int jack_status = 0, reg;
+
+ if (!rt700->hs_jack)
+ return;
+
+ if (!rt700->component->card->instantiated)
+ return;
+
+ reg = RT700_VERB_GET_PIN_SENSE | RT700_HP_OUT;
+ ret = regmap_read(rt700->regmap, reg, &jack_status);
+ if (ret < 0)
+ goto io_error;
+
+ /* pin attached */
+ if (jack_status & (1 << 31)) {
+ /* jack in */
+ if (rt700->jack_type == 0) {
+ ret = rt700_headset_detect(rt700);
+ if (ret < 0)
+ return;
+ if (rt700->jack_type == SND_JACK_HEADSET)
+ btn_type = rt700_button_detect(rt700);
+ } else if (rt700->jack_type == SND_JACK_HEADSET) {
+ /* jack is already in, report button event */
+ btn_type = rt700_button_detect(rt700);
+ }
+ } else {
+ /* jack out */
+ rt700->jack_type = 0;
+ }
+
+ dev_dbg(&rt700->slave->dev,
+ "in %s, jack_type=0x%x\n", __func__, rt700->jack_type);
+ dev_dbg(&rt700->slave->dev,
+ "in %s, btn_type=0x%x\n", __func__, btn_type);
+
+ snd_soc_jack_report(rt700->hs_jack, rt700->jack_type | btn_type,
+ SND_JACK_HEADSET |
+ SND_JACK_BTN_0 | SND_JACK_BTN_1 |
+ SND_JACK_BTN_2 | SND_JACK_BTN_3);
+
+ if (btn_type) {
+ /* button released */
+ snd_soc_jack_report(rt700->hs_jack, rt700->jack_type,
+ SND_JACK_HEADSET |
+ SND_JACK_BTN_0 | SND_JACK_BTN_1 |
+ SND_JACK_BTN_2 | SND_JACK_BTN_3);
+
+ mod_delayed_work(system_power_efficient_wq,
+ &rt700->jack_btn_check_work, msecs_to_jiffies(200));
+ }
+
+ return;
+
+io_error:
+ pr_err_ratelimited("IO error in %s, ret %d\n", __func__, ret);
+}
+
+static void rt700_btn_check_handler(struct work_struct *work)
+{
+ struct rt700_priv *rt700 = container_of(work, struct rt700_priv,
+ jack_btn_check_work.work);
+ int btn_type = 0, ret;
+ unsigned int jack_status = 0, reg;
+
+ reg = RT700_VERB_GET_PIN_SENSE | RT700_HP_OUT;
+ ret = regmap_read(rt700->regmap, reg, &jack_status);
+ if (ret < 0)
+ goto io_error;
+
+ /* pin attached */
+ if (jack_status & (1 << 31)) {
+ if (rt700->jack_type == SND_JACK_HEADSET) {
+ /* jack is already in, report button event */
+ btn_type = rt700_button_detect(rt700);
+ }
+ } else {
+ rt700->jack_type = 0;
+ }
+
+ /* cbj comparator */
+ ret = rt700_index_read(rt700->regmap, RT700_COMBO_JACK_AUTO_CTL2, ®);
+ if (ret < 0)
+ goto io_error;
+
+ if ((reg & 0xf0) == 0xf0)
+ btn_type = 0;
+
+ dev_dbg(&rt700->slave->dev,
+ "%s, btn_type=0x%x\n", __func__, btn_type);
+ snd_soc_jack_report(rt700->hs_jack, rt700->jack_type | btn_type,
+ SND_JACK_HEADSET |
+ SND_JACK_BTN_0 | SND_JACK_BTN_1 |
+ SND_JACK_BTN_2 | SND_JACK_BTN_3);
+
+ if (btn_type) {
+ /* button released */
+ snd_soc_jack_report(rt700->hs_jack, rt700->jack_type,
+ SND_JACK_HEADSET |
+ SND_JACK_BTN_0 | SND_JACK_BTN_1 |
+ SND_JACK_BTN_2 | SND_JACK_BTN_3);
+
+ mod_delayed_work(system_power_efficient_wq,
+ &rt700->jack_btn_check_work, msecs_to_jiffies(200));
+ }
+
+ return;
+
+io_error:
+ pr_err_ratelimited("IO error in %s, ret %d\n", __func__, ret);
+}
+
+static void rt700_jack_init(struct rt700_priv *rt700)
+{
+ struct snd_soc_dapm_context *dapm =
+ snd_soc_component_get_dapm(rt700->component);
+
+ /* power on */
+ if (dapm->bias_level <= SND_SOC_BIAS_STANDBY)
+ regmap_write(rt700->regmap,
+ RT700_SET_AUDIO_POWER_STATE, AC_PWRST_D0);
+
+ if (rt700->hs_jack) {
+ /* Enable Jack Detection */
+ regmap_write(rt700->regmap,
+ RT700_SET_MIC2_UNSOLICITED_ENABLE, 0x82);
+ regmap_write(rt700->regmap,
+ RT700_SET_HP_UNSOLICITED_ENABLE, 0x81);
+ regmap_write(rt700->regmap,
+ RT700_SET_INLINE_UNSOLICITED_ENABLE, 0x83);
+ rt700_index_write(rt700->regmap, 0x10, 0x2420);
+ rt700_index_write(rt700->regmap, 0x19, 0x2e11);
+
+ dev_dbg(&rt700->slave->dev, "in %s enable\n", __func__);
+
+ mod_delayed_work(system_power_efficient_wq,
+ &rt700->jack_detect_work, msecs_to_jiffies(250));
+ } else {
+ regmap_write(rt700->regmap,
+ RT700_SET_MIC2_UNSOLICITED_ENABLE, 0x00);
+ regmap_write(rt700->regmap,
+ RT700_SET_HP_UNSOLICITED_ENABLE, 0x00);
+ regmap_write(rt700->regmap,
+ RT700_SET_INLINE_UNSOLICITED_ENABLE, 0x00);
+
+ dev_dbg(&rt700->slave->dev, "in %s disable\n", __func__);
+ }
+
+ /* power off */
+ if (dapm->bias_level <= SND_SOC_BIAS_STANDBY)
+ regmap_write(rt700->regmap,
+ RT700_SET_AUDIO_POWER_STATE, AC_PWRST_D3);
+}
+
+static int rt700_set_jack_detect(struct snd_soc_component *component,
+ struct snd_soc_jack *hs_jack, void *data)
+{
+ struct rt700_priv *rt700 = snd_soc_component_get_drvdata(component);
+
+ rt700->hs_jack = hs_jack;
+
+ if (!rt700->hw_init) {
+ dev_dbg(&rt700->slave->dev,
+ "%s hw_init not ready yet\n", __func__);
+ return 0;
+ }
+
+ rt700_jack_init(rt700);
+
+ return 0;
+}
+
+static void rt700_get_gain(struct rt700_priv *rt700, unsigned int addr_h,
+ unsigned int addr_l, unsigned int val_h,
+ unsigned int *r_val, unsigned int *l_val)
+{
+ /* R Channel */
+ *r_val = (val_h << 8);
+ regmap_read(rt700->regmap, addr_l, r_val);
+
+ /* L Channel */
+ val_h |= 0x20;
+ *l_val = (val_h << 8);
+ regmap_read(rt700->regmap, addr_h, l_val);
+}
+
+/* For Verb-Set Amplifier Gain (Verb ID = 3h) */
+static int rt700_set_amp_gain_put(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_component *component = snd_kcontrol_chip(kcontrol);
+ struct snd_soc_dapm_context *dapm =
+ snd_soc_component_get_dapm(component);
+ struct soc_mixer_control *mc =
+ (struct soc_mixer_control *)kcontrol->private_value;
+ struct rt700_priv *rt700 = snd_soc_component_get_drvdata(component);
+ unsigned int addr_h, addr_l, val_h, val_ll, val_lr;
+ unsigned int read_ll, read_rl;
+ int i;
+
+ /* Can't use update bit function, so read the original value first */
+ addr_h = mc->reg;
+ addr_l = mc->rreg;
+ if (mc->shift == RT700_DIR_OUT_SFT) /* output */
+ val_h = 0x80;
+ else /* input */
+ val_h = 0x0;
+
+ rt700_get_gain(rt700, addr_h, addr_l, val_h, &read_rl, &read_ll);
+
+ /* L Channel */
+ if (mc->invert) {
+ /* for mute */
+ val_ll = (mc->max - ucontrol->value.integer.value[0]) << 7;
+ /* keep gain */
+ read_ll = read_ll & 0x7f;
+ val_ll |= read_ll;
+ } else {
+ /* for gain */
+ val_ll = ((ucontrol->value.integer.value[0]) & 0x7f);
+ if (val_ll > mc->max)
+ val_ll = mc->max;
+ /* keep mute status */
+ read_ll = read_ll & 0x80;
+ val_ll |= read_ll;
+ }
+
+ if (dapm->bias_level <= SND_SOC_BIAS_STANDBY)
+ regmap_write(rt700->regmap,
+ RT700_SET_AUDIO_POWER_STATE, AC_PWRST_D0);
+
+ /* R Channel */
+ if (mc->invert) {
+ /* for mute */
+ val_lr = (mc->max - ucontrol->value.integer.value[1]) << 7;
+ /* keep gain */
+ read_rl = read_rl & 0x7f;
+ val_lr |= read_rl;
+ } else {
+ /* for gain */
+ val_lr = ((ucontrol->value.integer.value[1]) & 0x7f);
+ if (val_lr > mc->max)
+ val_lr = mc->max;
+ /* keep mute status */
+ read_rl = read_rl & 0x80;
+ val_lr |= read_rl;
+ }
+
+ for (i = 0; i < 3; i++) { /* retry 3 times at most */
+ if (val_ll == val_lr) {
+ /* Set both L/R channels at the same time */
+ val_h = (1 << mc->shift) | (3 << 4);
+ regmap_write(rt700->regmap,
+ addr_h, (val_h << 8 | val_ll));
+ regmap_write(rt700->regmap,
+ addr_l, (val_h << 8 | val_ll));
+ } else {
+ /* Lch*/
+ val_h = (1 << mc->shift) | (1 << 5);
+ regmap_write(rt700->regmap,
+ addr_h, (val_h << 8 | val_ll));
+
+ /* Rch */
+ val_h = (1 << mc->shift) | (1 << 4);
+ regmap_write(rt700->regmap,
+ addr_l, (val_h << 8 | val_lr));
+ }
+ /* check result */
+ if (mc->shift == RT700_DIR_OUT_SFT) /* output */
+ val_h = 0x80;
+ else /* input */
+ val_h = 0x0;
+
+ rt700_get_gain(rt700, addr_h, addr_l, val_h,
+ &read_rl, &read_ll);
+ if (read_rl == val_lr && read_ll == val_ll)
+ break;
+ }
+
+ if (dapm->bias_level <= SND_SOC_BIAS_STANDBY)
+ regmap_write(rt700->regmap,
+ RT700_SET_AUDIO_POWER_STATE, AC_PWRST_D3);
+ return 0;
+}
+
+static int rt700_set_amp_gain_get(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_component *component = snd_kcontrol_chip(kcontrol);
+ struct rt700_priv *rt700 = snd_soc_component_get_drvdata(component);
+ struct soc_mixer_control *mc =
+ (struct soc_mixer_control *)kcontrol->private_value;
+ unsigned int addr_h, addr_l, val_h;
+ unsigned int read_ll, read_rl;
+
+ addr_h = mc->reg;
+ addr_l = mc->rreg;
+ if (mc->shift == RT700_DIR_OUT_SFT) /* output */
+ val_h = 0x80;
+ else /* input */
+ val_h = 0x0;
+
+ rt700_get_gain(rt700, addr_h, addr_l, val_h, &read_rl, &read_ll);
+
+ if (mc->invert) {
+ /* for mute status */
+ read_ll = !((read_ll & 0x80) >> RT700_MUTE_SFT);
+ read_rl = !((read_rl & 0x80) >> RT700_MUTE_SFT);
+ } else {
+ /* for gain */
+ read_ll = read_ll & 0x7f;
+ read_rl = read_rl & 0x7f;
+ }
+ ucontrol->value.integer.value[0] = read_ll;
+ ucontrol->value.integer.value[1] = read_rl;
+
+ return 0;
+}
+
+static const DECLARE_TLV_DB_SCALE(out_vol_tlv, -6525, 75, 0);
+static const DECLARE_TLV_DB_SCALE(in_vol_tlv, -1725, 75, 0);
+static const DECLARE_TLV_DB_SCALE(mic_vol_tlv, 0, 1000, 0);
+
+static const struct snd_kcontrol_new rt700_snd_controls[] = {
+ SOC_DOUBLE_R_EXT_TLV("DAC Front Playback Volume",
+ RT700_SET_GAIN_DAC1_H, RT700_SET_GAIN_DAC1_L,
+ RT700_DIR_OUT_SFT, 0x57, 0,
+ rt700_set_amp_gain_get, rt700_set_amp_gain_put, out_vol_tlv),
+ SOC_DOUBLE_R_EXT("ADC 08 Capture Switch",
+ RT700_SET_GAIN_ADC2_H, RT700_SET_GAIN_ADC2_L,
+ RT700_DIR_IN_SFT, 1, 1,
+ rt700_set_amp_gain_get, rt700_set_amp_gain_put),
+ SOC_DOUBLE_R_EXT("ADC 09 Capture Switch",
+ RT700_SET_GAIN_ADC1_H, RT700_SET_GAIN_ADC1_L,
+ RT700_DIR_IN_SFT, 1, 1,
+ rt700_set_amp_gain_get, rt700_set_amp_gain_put),
+ SOC_DOUBLE_R_EXT_TLV("ADC 08 Capture Volume",
+ RT700_SET_GAIN_ADC2_H, RT700_SET_GAIN_ADC2_L,
+ RT700_DIR_IN_SFT, 0x3f, 0,
+ rt700_set_amp_gain_get, rt700_set_amp_gain_put, in_vol_tlv),
+ SOC_DOUBLE_R_EXT_TLV("ADC 09 Capture Volume",
+ RT700_SET_GAIN_ADC1_H, RT700_SET_GAIN_ADC1_L,
+ RT700_DIR_IN_SFT, 0x3f, 0,
+ rt700_set_amp_gain_get, rt700_set_amp_gain_put, in_vol_tlv),
+ SOC_DOUBLE_R_EXT_TLV("AMIC Volume",
+ RT700_SET_GAIN_AMIC_H, RT700_SET_GAIN_AMIC_L,
+ RT700_DIR_IN_SFT, 3, 0,
+ rt700_set_amp_gain_get, rt700_set_amp_gain_put, mic_vol_tlv),
+};
+
+static int rt700_mux_get(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_component *component =
+ snd_soc_dapm_kcontrol_component(kcontrol);
+ struct rt700_priv *rt700 = snd_soc_component_get_drvdata(component);
+ unsigned int reg, val = 0, nid;
+ int ret;
+
+ if (strstr(ucontrol->id.name, "HPO Mux"))
+ nid = RT700_HP_OUT;
+ else if (strstr(ucontrol->id.name, "ADC 22 Mux"))
+ nid = RT700_MIXER_IN1;
+ else if (strstr(ucontrol->id.name, "ADC 23 Mux"))
+ nid = RT700_MIXER_IN2;
+ else
+ return -EINVAL;
+
+ /* vid = 0xf01 */
+ reg = RT700_VERB_SET_CONNECT_SEL | nid;
+ ret = regmap_read(rt700->regmap, reg, &val);
+ if (ret < 0)
+ return ret;
+
+ ucontrol->value.enumerated.item[0] = val;
+
+ return 0;
+}
+
+static int rt700_mux_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 rt700_priv *rt700 = snd_soc_component_get_drvdata(component);
+ struct soc_enum *e = (struct soc_enum *)kcontrol->private_value;
+ unsigned int *item = ucontrol->value.enumerated.item;
+ unsigned int val, val2 = 0, change, reg, nid;
+ int ret;
+
+ if (item[0] >= e->items)
+ return -EINVAL;
+
+ if (strstr(ucontrol->id.name, "HPO Mux"))
+ nid = RT700_HP_OUT;
+ else if (strstr(ucontrol->id.name, "ADC 22 Mux"))
+ nid = RT700_MIXER_IN1;
+ else if (strstr(ucontrol->id.name, "ADC 23 Mux"))
+ nid = RT700_MIXER_IN2;
+ else
+ return -EINVAL;
+
+ /* Verb ID = 0x701h */
+ val = snd_soc_enum_item_to_val(e, item[0]) << e->shift_l;
+
+ reg = RT700_VERB_SET_CONNECT_SEL | nid;
+ ret = regmap_read(rt700->regmap, reg, &val2);
+ if (ret < 0)
+ return ret;
+
+ if (val == val2)
+ change = 0;
+ else
+ change = 1;
+
+ if (change) {
+ reg = RT700_VERB_SET_CONNECT_SEL | nid;
+ regmap_write(rt700->regmap, reg, val);
+ }
+
+ snd_soc_dapm_mux_update_power(dapm, kcontrol,
+ item[0], e, NULL);
+
+ return change;
+}
+
+static const char * const adc_mux_text[] = {
+ "MIC2",
+ "LINE1",
+ "LINE2",
+ "DMIC",
+};
+
+static SOC_ENUM_SINGLE_DECL(
+ rt700_adc22_enum, SND_SOC_NOPM, 0, adc_mux_text);
+
+static SOC_ENUM_SINGLE_DECL(
+ rt700_adc23_enum, SND_SOC_NOPM, 0, adc_mux_text);
+
+static const struct snd_kcontrol_new rt700_adc22_mux =
+ SOC_DAPM_ENUM_EXT("ADC 22 Mux", rt700_adc22_enum,
+ rt700_mux_get, rt700_mux_put);
+
+static const struct snd_kcontrol_new rt700_adc23_mux =
+ SOC_DAPM_ENUM_EXT("ADC 23 Mux", rt700_adc23_enum,
+ rt700_mux_get, rt700_mux_put);
+
+static const char * const out_mux_text[] = {
+ "Front",
+ "Surround",
+};
+
+static SOC_ENUM_SINGLE_DECL(
+ rt700_hp_enum, SND_SOC_NOPM, 0, out_mux_text);
+
+static const struct snd_kcontrol_new rt700_hp_mux =
+ SOC_DAPM_ENUM_EXT("HP Mux", rt700_hp_enum,
+ rt700_mux_get, rt700_mux_put);
+
+static int rt700_dac_front_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 rt700_priv *rt700 = snd_soc_component_get_drvdata(component);
+
+ switch (event) {
+ case SND_SOC_DAPM_POST_PMU:
+ regmap_write(rt700->regmap,
+ RT700_SET_STREAMID_DAC1, 0x10);
+ break;
+ case SND_SOC_DAPM_PRE_PMD:
+ regmap_write(rt700->regmap,
+ RT700_SET_STREAMID_DAC1, 0x00);
+ break;
+ }
+ return 0;
+}
+
+static int rt700_dac_surround_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 rt700_priv *rt700 = snd_soc_component_get_drvdata(component);
+
+ switch (event) {
+ case SND_SOC_DAPM_POST_PMU:
+ regmap_write(rt700->regmap,
+ RT700_SET_STREAMID_DAC2, 0x10);
+ break;
+ case SND_SOC_DAPM_PRE_PMD:
+ regmap_write(rt700->regmap,
+ RT700_SET_STREAMID_DAC2, 0x00);
+ break;
+ }
+ return 0;
+}
+
+static int rt700_adc_09_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 rt700_priv *rt700 = snd_soc_component_get_drvdata(component);
+
+ switch (event) {
+ case SND_SOC_DAPM_POST_PMU:
+ regmap_write(rt700->regmap,
+ RT700_SET_STREAMID_ADC1, 0x10);
+ break;
+ case SND_SOC_DAPM_PRE_PMD:
+ regmap_write(rt700->regmap,
+ RT700_SET_STREAMID_ADC1, 0x00);
+ break;
+ }
+ return 0;
+}
+
+static int rt700_adc_08_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 rt700_priv *rt700 = snd_soc_component_get_drvdata(component);
+
+ switch (event) {
+ case SND_SOC_DAPM_POST_PMU:
+ regmap_write(rt700->regmap,
+ RT700_SET_STREAMID_ADC2, 0x10);
+ break;
+ case SND_SOC_DAPM_PRE_PMD:
+ regmap_write(rt700->regmap,
+ RT700_SET_STREAMID_ADC2, 0x00);
+ break;
+ }
+ return 0;
+}
+
+static int rt700_hpo_mux_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 rt700_priv *rt700 = snd_soc_component_get_drvdata(component);
+ unsigned int val_h = (1 << RT700_DIR_OUT_SFT) | (0x3 << 4);
+ unsigned int val_l;
+
+ switch (event) {
+ case SND_SOC_DAPM_POST_PMU:
+ val_l = 0x00;
+ regmap_write(rt700->regmap,
+ RT700_SET_GAIN_HP_H, (val_h << 8 | val_l));
+ break;
+ case SND_SOC_DAPM_PRE_PMD:
+ val_l = (1 << RT700_MUTE_SFT);
+ regmap_write(rt700->regmap,
+ RT700_SET_GAIN_HP_H, (val_h << 8 | val_l));
+ usleep_range(50000, 55000);
+ break;
+ }
+ return 0;
+}
+
+static int rt700_spk_pga_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 rt700_priv *rt700 = snd_soc_component_get_drvdata(component);
+ unsigned int val_h = (1 << RT700_DIR_OUT_SFT) | (0x3 << 4);
+ unsigned int val_l;
+
+ switch (event) {
+ case SND_SOC_DAPM_POST_PMU:
+ val_l = 0x00;
+ regmap_write(rt700->regmap,
+ RT700_SET_GAIN_SPK_H, (val_h << 8 | val_l));
+ break;
+ case SND_SOC_DAPM_PRE_PMD:
+ val_l = (1 << RT700_MUTE_SFT);
+ regmap_write(rt700->regmap,
+ RT700_SET_GAIN_SPK_H, (val_h << 8 | val_l));
+ break;
+ }
+ return 0;
+}
+
+static const struct snd_soc_dapm_widget rt700_dapm_widgets[] = {
+ SND_SOC_DAPM_OUTPUT("HP"),
+ SND_SOC_DAPM_OUTPUT("SPK"),
+ SND_SOC_DAPM_INPUT("DMIC1"),
+ SND_SOC_DAPM_INPUT("DMIC2"),
+ SND_SOC_DAPM_INPUT("MIC2"),
+ SND_SOC_DAPM_INPUT("LINE1"),
+ SND_SOC_DAPM_INPUT("LINE2"),
+ SND_SOC_DAPM_DAC_E("DAC Front", NULL, SND_SOC_NOPM, 0, 0,
+ rt700_dac_front_event,
+ SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
+ SND_SOC_DAPM_DAC_E("DAC Surround", NULL, SND_SOC_NOPM, 0, 0,
+ rt700_dac_surround_event,
+ SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
+ SND_SOC_DAPM_MUX_E("HPO Mux", SND_SOC_NOPM, 0, 0, &rt700_hp_mux,
+ rt700_hpo_mux_event,
+ SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
+ SND_SOC_DAPM_PGA_E("SPK PGA", SND_SOC_NOPM, 0, 0, NULL, 0,
+ rt700_spk_pga_event,
+ SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
+ SND_SOC_DAPM_ADC_E("ADC 09", NULL, SND_SOC_NOPM, 0, 0,
+ rt700_adc_09_event,
+ SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
+ SND_SOC_DAPM_ADC_E("ADC 08", NULL, SND_SOC_NOPM, 0, 0,
+ rt700_adc_08_event,
+ SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
+ SND_SOC_DAPM_MUX("ADC 22 Mux", SND_SOC_NOPM, 0, 0,
+ &rt700_adc22_mux),
+ SND_SOC_DAPM_MUX("ADC 23 Mux", SND_SOC_NOPM, 0, 0,
+ &rt700_adc23_mux),
+ SND_SOC_DAPM_AIF_IN("DP1RX", "DP1 Playback", 0, SND_SOC_NOPM, 0, 0),
+ SND_SOC_DAPM_AIF_IN("DP3RX", "DP3 Playback", 0, SND_SOC_NOPM, 0, 0),
+ SND_SOC_DAPM_AIF_OUT("DP2TX", "DP2 Capture", 0, SND_SOC_NOPM, 0, 0),
+ SND_SOC_DAPM_AIF_OUT("DP4TX", "DP4 Capture", 0, SND_SOC_NOPM, 0, 0),
+};
+
+static const struct snd_soc_dapm_route rt700_audio_map[] = {
+ {"DAC Front", NULL, "DP1RX"},
+ {"DAC Surround", NULL, "DP3RX"},
+ {"DP2TX", NULL, "ADC 09"},
+ {"DP4TX", NULL, "ADC 08"},
+ {"ADC 09", NULL, "ADC 22 Mux"},
+ {"ADC 08", NULL, "ADC 23 Mux"},
+ {"ADC 22 Mux", "DMIC", "DMIC1"},
+ {"ADC 22 Mux", "LINE1", "LINE1"},
+ {"ADC 22 Mux", "LINE2", "LINE2"},
+ {"ADC 22 Mux", "MIC2", "MIC2"},
+ {"ADC 23 Mux", "DMIC", "DMIC2"},
+ {"ADC 23 Mux", "LINE1", "LINE1"},
+ {"ADC 23 Mux", "LINE2", "LINE2"},
+ {"ADC 23 Mux", "MIC2", "MIC2"},
+ {"HPO Mux", "Front", "DAC Front"},
+ {"HPO Mux", "Surround", "DAC Surround"},
+ {"HP", NULL, "HPO Mux"},
+ {"SPK PGA", NULL, "DAC Front"},
+ {"SPK", NULL, "SPK PGA"},
+};
+
+static int rt700_probe(struct snd_soc_component *component)
+{
+ struct rt700_priv *rt700 = snd_soc_component_get_drvdata(component);
+
+ rt700->component = component;
+
+ return 0;
+}
+
+static int rt700_set_bias_level(struct snd_soc_component *component,
+ enum snd_soc_bias_level level)
+{
+ struct snd_soc_dapm_context *dapm =
+ snd_soc_component_get_dapm(component);
+ struct rt700_priv *rt700 = snd_soc_component_get_drvdata(component);
+
+ switch (level) {
+ case SND_SOC_BIAS_PREPARE:
+ if (dapm->bias_level == SND_SOC_BIAS_STANDBY) {
+ regmap_write(rt700->regmap,
+ RT700_SET_AUDIO_POWER_STATE,
+ AC_PWRST_D0);
+ }
+ break;
+
+ case SND_SOC_BIAS_STANDBY:
+ regmap_write(rt700->regmap,
+ RT700_SET_AUDIO_POWER_STATE,
+ AC_PWRST_D3);
+ break;
+
+ default:
+ break;
+ }
+ dapm->bias_level = level;
+ return 0;
+}
+
+static const struct snd_soc_component_driver soc_codec_dev_rt700 = {
+ .probe = rt700_probe,
+ .set_bias_level = rt700_set_bias_level,
+ .controls = rt700_snd_controls,
+ .num_controls = ARRAY_SIZE(rt700_snd_controls),
+ .dapm_widgets = rt700_dapm_widgets,
+ .num_dapm_widgets = ARRAY_SIZE(rt700_dapm_widgets),
+ .dapm_routes = rt700_audio_map,
+ .num_dapm_routes = ARRAY_SIZE(rt700_audio_map),
+ .set_jack = rt700_set_jack_detect,
+};
+
+static int rt700_set_sdw_stream(struct snd_soc_dai *dai, void *sdw_stream,
+ int direction)
+{
+ struct sdw_stream_data *stream;
+
+ stream = kzalloc(sizeof(*stream), GFP_KERNEL);
+ if (!stream)
+ return -ENOMEM;
+
+ stream->sdw_stream = (struct sdw_stream_runtime *)sdw_stream;
+
+ /* Use tx_mask or rx_mask to configure stream tag and set dma_data */
+ if (direction == SNDRV_PCM_STREAM_PLAYBACK)
+ dai->playback_dma_data = stream;
+ else
+ dai->capture_dma_data = stream;
+
+ return 0;
+}
+
+static void rt700_shutdown(struct snd_pcm_substream *substream,
+ struct snd_soc_dai *dai)
+{
+ struct sdw_stream_data *stream;
+
+ stream = snd_soc_dai_get_dma_data(dai, substream);
+ snd_soc_dai_set_dma_data(dai, substream, NULL);
+ kfree(stream);
+}
+
+static int rt700_pcm_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 rt700_priv *rt700 = snd_soc_component_get_drvdata(component);
+ struct sdw_stream_config stream_config;
+ struct sdw_port_config port_config;
+ enum sdw_data_direction direction;
+ struct sdw_stream_data *stream;
+ int retval, port, num_channels;
+ unsigned int val = 0;
+
+ dev_dbg(dai->dev, "%s %s", __func__, dai->name);
+ stream = snd_soc_dai_get_dma_data(dai, substream);
+
+ if (!stream)
+ return -EINVAL;
+
+ if (!rt700->slave)
+ return -EINVAL;
+
+ /* SoundWire specific configuration */
+ /* This code assumes port 1 for playback and port 2 for capture */
+ if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
+ direction = SDW_DATA_DIR_RX;
+ port = 1;
+ } else {
+ direction = SDW_DATA_DIR_TX;
+ port = 2;
+ }
+
+ switch (dai->id) {
+ case RT700_AIF1:
+ break;
+ case RT700_AIF2:
+ port += 2;
+ break;
+ default:
+ dev_err(component->dev, "Invalid DAI id %d\n", dai->id);
+ return -EINVAL;
+ }
+
+ stream_config.frame_rate = params_rate(params);
+ stream_config.ch_count = params_channels(params);
+ stream_config.bps = snd_pcm_format_width(params_format(params));
+ stream_config.direction = direction;
+
+ num_channels = params_channels(params);
+ port_config.ch_mask = (1 << (num_channels)) - 1;
+ port_config.num = port;
+
+ retval = sdw_stream_add_slave(rt700->slave, &stream_config,
+ &port_config, 1, stream->sdw_stream);
+ if (retval) {
+ dev_err(dai->dev, "Unable to configure port\n");
+ return retval;
+ }
+
+ if (params_channels(params) <= 16) {
+ /* bit 3:0 Number of Channel */
+ val |= (params_channels(params) - 1);
+ } else {
+ dev_err(component->dev, "Unsupported channels %d\n",
+ params_channels(params));
+ return -EINVAL;
+ }
+
+ switch (params_width(params)) {
+ /* bit 6:4 Bits per Sample */
+ case 8:
+ break;
+ case 16:
+ val |= (0x1 << 4);
+ break;
+ case 20:
+ val |= (0x2 << 4);
+ break;
+ case 24:
+ val |= (0x3 << 4);
+ break;
+ case 32:
+ val |= (0x4 << 4);
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ /* 48Khz */
+ regmap_write(rt700->regmap, RT700_DAC_FORMAT_H, val);
+ regmap_write(rt700->regmap, RT700_ADC_FORMAT_H, val);
+
+ return retval;
+}
+
+static int rt700_pcm_hw_free(struct snd_pcm_substream *substream,
+ struct snd_soc_dai *dai)
+{
+ struct snd_soc_component *component = dai->component;
+ struct rt700_priv *rt700 = snd_soc_component_get_drvdata(component);
+ struct sdw_stream_data *stream =
+ snd_soc_dai_get_dma_data(dai, substream);
+
+ if (!rt700->slave)
+ return -EINVAL;
+
+ sdw_stream_remove_slave(rt700->slave, stream->sdw_stream);
+ return 0;
+}
+
+#define RT700_STEREO_RATES (SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_48000)
+#define RT700_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE | \
+ SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S8)
+
+static struct snd_soc_dai_ops rt700_ops = {
+ .hw_params = rt700_pcm_hw_params,
+ .hw_free = rt700_pcm_hw_free,
+ .set_sdw_stream = rt700_set_sdw_stream,
+ .shutdown = rt700_shutdown,
+};
+
+static struct snd_soc_dai_driver rt700_dai[] = {
+ {
+ .name = "rt700-aif1",
+ .id = RT700_AIF1,
+ .playback = {
+ .stream_name = "DP1 Playback",
+ .channels_min = 1,
+ .channels_max = 2,
+ .rates = RT700_STEREO_RATES,
+ .formats = RT700_FORMATS,
+ },
+ .capture = {
+ .stream_name = "DP2 Capture",
+ .channels_min = 1,
+ .channels_max = 2,
+ .rates = RT700_STEREO_RATES,
+ .formats = RT700_FORMATS,
+ },
+ .ops = &rt700_ops,
+ },
+ {
+ .name = "rt700-aif2",
+ .id = RT700_AIF2,
+ .playback = {
+ .stream_name = "DP3 Playback",
+ .channels_min = 1,
+ .channels_max = 2,
+ .rates = RT700_STEREO_RATES,
+ .formats = RT700_FORMATS,
+ },
+ .capture = {
+ .stream_name = "DP4 Capture",
+ .channels_min = 1,
+ .channels_max = 2,
+ .rates = RT700_STEREO_RATES,
+ .formats = RT700_FORMATS,
+ },
+ .ops = &rt700_ops,
+ },
+};
+
+/* Bus clock frequency */
+#define RT700_CLK_FREQ_9600000HZ 9600000
+#define RT700_CLK_FREQ_12000000HZ 12000000
+#define RT700_CLK_FREQ_6000000HZ 6000000
+#define RT700_CLK_FREQ_4800000HZ 4800000
+#define RT700_CLK_FREQ_2400000HZ 2400000
+#define RT700_CLK_FREQ_12288000HZ 12288000
+
+int rt700_clock_config(struct device *dev)
+{
+ struct rt700_priv *rt700 = dev_get_drvdata(dev);
+ unsigned int clk_freq, value;
+
+ clk_freq = (rt700->params.curr_dr_freq >> 1);
+
+ switch (clk_freq) {
+ case RT700_CLK_FREQ_12000000HZ:
+ value = 0x0;
+ break;
+ case RT700_CLK_FREQ_6000000HZ:
+ value = 0x1;
+ break;
+ case RT700_CLK_FREQ_9600000HZ:
+ value = 0x2;
+ break;
+ case RT700_CLK_FREQ_4800000HZ:
+ value = 0x3;
+ break;
+ case RT700_CLK_FREQ_2400000HZ:
+ value = 0x4;
+ break;
+ case RT700_CLK_FREQ_12288000HZ:
+ value = 0x5;
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ regmap_write(rt700->regmap, 0xe0, value);
+ regmap_write(rt700->regmap, 0xf0, value);
+
+ dev_dbg(dev, "%s complete, clk_freq=%d\n", __func__, clk_freq);
+
+ return 0;
+}
+
+int rt700_init(struct device *dev, struct regmap *sdw_regmap,
+ struct regmap *regmap, struct sdw_slave *slave)
+
+{
+ struct rt700_priv *rt700;
+ int ret;
+
+ rt700 = devm_kzalloc(dev, sizeof(*rt700), GFP_KERNEL);
+ if (!rt700)
+ return -ENOMEM;
+
+ dev_set_drvdata(dev, rt700);
+ rt700->slave = slave;
+ rt700->sdw_regmap = sdw_regmap;
+ rt700->regmap = regmap;
+
+ /*
+ * Mark hw_init to false
+ * HW init will be performed when device reports present
+ */
+ rt700->hw_init = false;
+ rt700->first_hw_init = false;
+
+ ret = devm_snd_soc_register_component(dev,
+ &soc_codec_dev_rt700,
+ rt700_dai,
+ ARRAY_SIZE(rt700_dai));
+
+ dev_dbg(&slave->dev, "%s\n", __func__);
+
+ return ret;
+}
+
+int rt700_io_init(struct device *dev, struct sdw_slave *slave)
+{
+ struct rt700_priv *rt700 = dev_get_drvdata(dev);
+
+ if (rt700->hw_init)
+ return 0;
+
+ if (rt700->first_hw_init) {
+ regcache_cache_only(rt700->regmap, false);
+ regcache_cache_bypass(rt700->regmap, true);
+ }
+
+ /*
+ * PM runtime is only enabled when a Slave reports as Attached
+ */
+ if (!rt700->first_hw_init) {
+ /* set autosuspend parameters */
+ pm_runtime_set_autosuspend_delay(&slave->dev, 3000);
+ pm_runtime_use_autosuspend(&slave->dev);
+
+ /* update count of parent 'active' children */
+ pm_runtime_set_active(&slave->dev);
+
+ /* make sure the device does not suspend immediately */
+ pm_runtime_mark_last_busy(&slave->dev);
+
+ pm_runtime_enable(&slave->dev);
+ }
+
+ pm_runtime_get_noresume(&slave->dev);
+
+ /* reset */
+ regmap_write(rt700->regmap, 0xff01, 0x0000);
+ regmap_write(rt700->regmap, 0x7520, 0x001a);
+ regmap_write(rt700->regmap, 0x7420, 0xc003);
+
+ /* power on */
+ regmap_write(rt700->regmap, RT700_SET_AUDIO_POWER_STATE, AC_PWRST_D0);
+ /* Set Pin Widget */
+ regmap_write(rt700->regmap, RT700_SET_PIN_HP, 0x40);
+ regmap_write(rt700->regmap, RT700_SET_PIN_SPK, 0x40);
+ regmap_write(rt700->regmap, RT700_SET_EAPD_SPK, RT700_EAPD_HIGH);
+ regmap_write(rt700->regmap, RT700_SET_PIN_DMIC1, 0x20);
+ regmap_write(rt700->regmap, RT700_SET_PIN_DMIC2, 0x20);
+ regmap_write(rt700->regmap, RT700_SET_PIN_MIC2, 0x20);
+
+ /* Set Configuration Default */
+ regmap_write(rt700->regmap, 0x4f12, 0x91);
+ regmap_write(rt700->regmap, 0x4e12, 0xd6);
+ regmap_write(rt700->regmap, 0x4d12, 0x11);
+ regmap_write(rt700->regmap, 0x4c12, 0x20);
+ regmap_write(rt700->regmap, 0x4f13, 0x91);
+ regmap_write(rt700->regmap, 0x4e13, 0xd6);
+ regmap_write(rt700->regmap, 0x4d13, 0x11);
+ regmap_write(rt700->regmap, 0x4c13, 0x21);
+
+ regmap_write(rt700->regmap, 0x4f19, 0x02);
+ regmap_write(rt700->regmap, 0x4e19, 0xa1);
+ regmap_write(rt700->regmap, 0x4d19, 0x90);
+ regmap_write(rt700->regmap, 0x4c19, 0x80);
+
+ /* Enable Line2 */
+ regmap_write(rt700->regmap, 0x371b, 0x40);
+ regmap_write(rt700->regmap, 0x731b, 0xb0);
+ regmap_write(rt700->regmap, 0x839b, 0x00);
+
+ /* Set index */
+ rt700_index_write(rt700->regmap, 0x4a, 0x201b);
+ rt700_index_write(rt700->regmap, 0x45, 0x5089);
+ rt700_index_write(rt700->regmap, 0x6b, 0x5064);
+ rt700_index_write(rt700->regmap, 0x48, 0xd249);
+
+ /* Finish Initial Settings, set power to D3 */
+ regmap_write(rt700->regmap, RT700_SET_AUDIO_POWER_STATE, AC_PWRST_D3);
+
+ if (!rt700->first_hw_init) {
+ INIT_DELAYED_WORK(&rt700->jack_detect_work,
+ rt700_jack_detect_handler);
+ INIT_DELAYED_WORK(&rt700->jack_btn_check_work,
+ rt700_btn_check_handler);
+ }
+
+ /*
+ * if set_jack callback occurred early than io_init,
+ * we set up the jack detection function now
+ */
+ if (rt700->hs_jack)
+ rt700_jack_init(rt700);
+
+ if (rt700->first_hw_init) {
+ regcache_cache_bypass(rt700->regmap, false);
+ regcache_mark_dirty(rt700->regmap);
+ } else
+ rt700->first_hw_init = true;
+
+ /* Mark Slave initialization complete */
+ rt700->hw_init = true;
+
+ pm_runtime_mark_last_busy(&slave->dev);
+ pm_runtime_put_autosuspend(&slave->dev);
+
+ dev_dbg(&slave->dev, "%s hw_init complete\n", __func__);
+
+ return 0;
+}
+
+MODULE_DESCRIPTION("ASoC RT700 driver SDW");
+MODULE_AUTHOR("Shuming Fan <shumingf@realtek.com>");
+MODULE_LICENSE("GPL v2");
projects / platform / kernel / linux-rpi.git / commitdiff