^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2) * Rockchip machine ASoC driver for Rockchip Multi-codecs audio
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4) * Copyright (C) 2018 Fuzhou Rockchip Electronics Co., Ltd
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6) * Authors: Sugar Zhang <sugar.zhang@rock-chips.com>,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8) * This program is free software; you can redistribute it and/or modify it
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9) * under the terms and conditions of the GNU General Public License,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10) * version 2, as published by the Free Software Foundation.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12) * This program is distributed in the hope it will be useful, but WITHOUT
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14) * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15) * more details.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17) * You should have received a copy of the GNU General Public License
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) * along with this program. If not, see <http://www.gnu.org/licenses/>.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) #include <linux/extcon-provider.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23) #include <linux/gpio.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24) #include <linux/iio/consumer.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25) #include <linux/iio/iio.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26) #include <linux/input.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27) #include <linux/interrupt.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28) #include <linux/irq.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29) #include <linux/module.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30) #include <linux/of_gpio.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31) #include <linux/platform_device.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32) #include <linux/slab.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33) #include <linux/workqueue.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34) #include <sound/core.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35) #include <sound/jack.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36) #include <sound/pcm.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37) #include <sound/pcm_params.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38) #include <sound/soc.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39) #include <sound/soc-dapm.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41) #define DRV_NAME "rk-multicodecs"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42) #define WAIT_CARDS (SNDRV_CARDS - 1)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43) #define DEFAULT_MCLK_FS 256
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 45) struct adc_keys_button {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 46) u32 voltage;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 47) u32 keycode;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 48) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 49)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 50) struct input_dev_poller {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 51) void (*poll)(struct input_dev *dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 52)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 53) unsigned int poll_interval_ms;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 54) struct input_dev *input;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 55) struct delayed_work work;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 56) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 57)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 58) struct multicodecs_data {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 59) struct snd_soc_card snd_card;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 60) struct snd_soc_dai_link dai_link;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 61) struct snd_soc_jack *jack_headset;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 62) struct gpio_desc *hp_ctl_gpio;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 63) struct gpio_desc *spk_ctl_gpio;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 64) struct gpio_desc *hp_det_gpio;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 65) struct iio_channel *adc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 66) struct extcon_dev *extcon;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 67) struct delayed_work handler;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 68) unsigned int mclk_fs;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 69) bool codec_hp_det;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 70) u32 num_keys;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 71) u32 last_key;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 72) u32 keyup_voltage;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 73) const struct adc_keys_button *map;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 74) struct input_dev *input;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 75) struct input_dev_poller *poller;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 76) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 77)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 78) static const unsigned int headset_extcon_cable[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 79) EXTCON_JACK_MICROPHONE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 80) EXTCON_JACK_HEADPHONE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 81) EXTCON_NONE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 82) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 83)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 84) static void mc_set_poll_interval(struct input_dev_poller *poller, unsigned int interval)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 85) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 86) if (poller)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 87) poller->poll_interval_ms = interval;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 88) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 89)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 90) static void mc_keys_poller_queue_work(struct input_dev_poller *poller)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 91) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 92) unsigned long delay;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 93)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 94) delay = msecs_to_jiffies(poller->poll_interval_ms);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 95) if (delay >= HZ)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 96) delay = round_jiffies_relative(delay);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 97)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 98) queue_delayed_work(system_freezable_wq, &poller->work, delay);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 99) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 100)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 101) static void mc_keys_poller_work(struct work_struct *work)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 102) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 103) struct input_dev_poller *poller =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 104) container_of(work, struct input_dev_poller, work.work);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 105)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 106) poller->poll(poller->input);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 107) mc_keys_poller_queue_work(poller);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 108) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 109)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 110) static void mc_keys_poller_start(struct input_dev_poller *poller)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 111) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 112) if (poller->poll_interval_ms > 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 113) poller->poll(poller->input);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 114) mc_keys_poller_queue_work(poller);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 115) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 116) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 117)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 118) static void mc_keys_poller_stop(struct input_dev_poller *poller)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 119) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 120) cancel_delayed_work_sync(&poller->work);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 121) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 122)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 123) static int mc_keys_setup_polling(struct multicodecs_data *mc_data,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 124) void (*poll_fn)(struct input_dev *dev))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 125) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 126) struct input_dev_poller *poller;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 127)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 128) poller = devm_kzalloc(mc_data->snd_card.dev, sizeof(*poller), GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 129) if (!poller)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 130) return -ENOMEM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 131)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 132) INIT_DELAYED_WORK(&poller->work, mc_keys_poller_work);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 133) poller->input = mc_data->input;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 134) poller->poll = poll_fn;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 135) mc_data->poller = poller;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 136)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 137) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 138) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 139)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 140) static void mc_keys_poll(struct input_dev *input)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 141) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 142) struct multicodecs_data *mc_data = input_get_drvdata(input);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 143) int i, value, ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 144) u32 diff, closest = 0xffffffff;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 145) int keycode = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 146)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 147) ret = iio_read_channel_processed(mc_data->adc, &value);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 148) if (unlikely(ret < 0)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 149) /* Forcibly release key if any was pressed */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 150) value = mc_data->keyup_voltage;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 151) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 152) for (i = 0; i < mc_data->num_keys; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 153) diff = abs(mc_data->map[i].voltage - value);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 154) if (diff < closest) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 155) closest = diff;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 156) keycode = mc_data->map[i].keycode;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 157) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 158) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 159) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 160)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 161) if (abs(mc_data->keyup_voltage - value) < closest)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 162) keycode = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 163)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 164) if (mc_data->last_key && mc_data->last_key != keycode)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 165) input_report_key(input, mc_data->last_key, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 166)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 167) if (keycode)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 168) input_report_key(input, keycode, 1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 169)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 170) input_sync(input);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 171) mc_data->last_key = keycode;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 172) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 173)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 174) static int mc_keys_load_keymap(struct device *dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 175) struct multicodecs_data *mc_data)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 176) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 177) struct adc_keys_button *map;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 178) struct fwnode_handle *child;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 179) int i = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 180)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 181) mc_data->num_keys = device_get_child_node_count(dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 182) if (mc_data->num_keys == 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 183) dev_err(dev, "keymap is missing\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 184) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 185) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 186)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 187) map = devm_kmalloc_array(dev, mc_data->num_keys, sizeof(*map), GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 188) if (!map)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 189) return -ENOMEM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 190)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 191) device_for_each_child_node(dev, child) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 192) if (fwnode_property_read_u32(child, "press-threshold-microvolt",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 193) &map[i].voltage)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 194) dev_err(dev, "Key with invalid or missing voltage\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 195) fwnode_handle_put(child);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 196) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 197) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 198) map[i].voltage /= 1000;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 199)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 200) if (fwnode_property_read_u32(child, "linux,code",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 201) &map[i].keycode)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 202) dev_err(dev, "Key with invalid or missing linux,code\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 203) fwnode_handle_put(child);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 204) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 205) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 206)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 207) i++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 208) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 209) mc_data->map = map;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 210) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 211) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 212)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 213) static void adc_jack_handler(struct work_struct *work)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 214) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 215) struct multicodecs_data *mc_data = container_of(to_delayed_work(work),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 216) struct multicodecs_data,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 217) handler);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 218) struct snd_soc_jack *jack_headset = mc_data->jack_headset;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 219) int adc, ret = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 220)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 221) if (!gpiod_get_value(mc_data->hp_det_gpio)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 222) snd_soc_jack_report(jack_headset, 0, SND_JACK_HEADSET);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 223) extcon_set_state_sync(mc_data->extcon,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 224) EXTCON_JACK_HEADPHONE, false);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 225) extcon_set_state_sync(mc_data->extcon,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 226) EXTCON_JACK_MICROPHONE, false);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 227) if (mc_data->poller)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 228) mc_keys_poller_stop(mc_data->poller);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 229)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 230) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 231) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 232) if (!mc_data->adc) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 233) /* no ADC, so is headphone */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 234) snd_soc_jack_report(jack_headset, SND_JACK_HEADPHONE, SND_JACK_HEADSET);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 235) extcon_set_state_sync(mc_data->extcon, EXTCON_JACK_HEADPHONE, true);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 236) extcon_set_state_sync(mc_data->extcon, EXTCON_JACK_MICROPHONE, false);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 237) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 238) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 239) ret = iio_read_channel_processed(mc_data->adc, &adc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 240) if (ret < 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 241) /* failed to read ADC, so assume headphone */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 242) snd_soc_jack_report(jack_headset, SND_JACK_HEADPHONE, SND_JACK_HEADSET);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 243) extcon_set_state_sync(mc_data->extcon, EXTCON_JACK_HEADPHONE, true);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 244) extcon_set_state_sync(mc_data->extcon, EXTCON_JACK_MICROPHONE, false);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 245)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 246) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 247) snd_soc_jack_report(jack_headset,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 248) snd_soc_jack_get_type(jack_headset, adc),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 249) SND_JACK_HEADSET);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 250) extcon_set_state_sync(mc_data->extcon, EXTCON_JACK_HEADPHONE, true);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 251)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 252) if (snd_soc_jack_get_type(jack_headset, adc) == SND_JACK_HEADSET) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 253) extcon_set_state_sync(mc_data->extcon, EXTCON_JACK_MICROPHONE, true);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 254) if (mc_data->poller)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 255) mc_keys_poller_start(mc_data->poller);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 256) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 257) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 258) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 259)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 260) static irqreturn_t headset_det_irq_thread(int irq, void *data)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 261) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 262) struct multicodecs_data *mc_data = (struct multicodecs_data *)data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 263)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 264) queue_delayed_work(system_power_efficient_wq, &mc_data->handler, msecs_to_jiffies(200));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 265)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 266) return IRQ_HANDLED;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 267) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 268)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 269) static int mc_hp_event(struct snd_soc_dapm_widget *w,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 270) struct snd_kcontrol *kcontrol, int event)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 271) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 272) struct snd_soc_card *card = w->dapm->card;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 273) struct multicodecs_data *mc_data = snd_soc_card_get_drvdata(card);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 274)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 275) switch (event) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 276) case SND_SOC_DAPM_POST_PMU:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 277) gpiod_set_value_cansleep(mc_data->hp_ctl_gpio, 1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 278) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 279) case SND_SOC_DAPM_PRE_PMD:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 280) gpiod_set_value_cansleep(mc_data->hp_ctl_gpio, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 281) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 282) default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 283) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 284)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 285) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 286)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 287) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 288) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 289)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 290) static int mc_spk_event(struct snd_soc_dapm_widget *w,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 291) struct snd_kcontrol *kcontrol, int event)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 292) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 293) struct snd_soc_card *card = w->dapm->card;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 294) struct multicodecs_data *mc_data = snd_soc_card_get_drvdata(card);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 295)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 296) switch (event) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 297) case SND_SOC_DAPM_POST_PMU:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 298) gpiod_set_value(mc_data->spk_ctl_gpio, 1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 299) udelay(1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 300) gpiod_set_value(mc_data->spk_ctl_gpio, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 301) udelay(1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 302) gpiod_set_value(mc_data->spk_ctl_gpio, 1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 303) udelay(1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 304) gpiod_set_value(mc_data->spk_ctl_gpio, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 305) udelay(1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 306) gpiod_set_value(mc_data->spk_ctl_gpio, 1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 307) udelay(1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 308) gpiod_set_value(mc_data->spk_ctl_gpio, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 309) udelay(1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 310) gpiod_set_value(mc_data->spk_ctl_gpio, 1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 311) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 312) case SND_SOC_DAPM_PRE_PMD:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 313) gpiod_set_value_cansleep(mc_data->spk_ctl_gpio, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 314) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 315) default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 316) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 317)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 318) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 319)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 320) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 321) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 322)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 323) static const struct snd_soc_dapm_widget mc_dapm_widgets[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 324)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 325) SND_SOC_DAPM_HP("Headphone", NULL),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 326) SND_SOC_DAPM_SPK("Speaker", NULL),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 327) SND_SOC_DAPM_MIC("Main Mic", NULL),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 328) SND_SOC_DAPM_MIC("Headset Mic", NULL),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 329) SND_SOC_DAPM_SUPPLY("Speaker Power",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 330) SND_SOC_NOPM, 0, 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 331) mc_spk_event,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 332) SND_SOC_DAPM_POST_PMU |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 333) SND_SOC_DAPM_PRE_PMD),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 334) SND_SOC_DAPM_SUPPLY("Headphone Power",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 335) SND_SOC_NOPM, 0, 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 336) mc_hp_event,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 337) SND_SOC_DAPM_POST_PMU |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 338) SND_SOC_DAPM_PRE_PMD),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 339) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 340)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 341) static const struct snd_kcontrol_new mc_controls[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 342) SOC_DAPM_PIN_SWITCH("Headphone"),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 343) SOC_DAPM_PIN_SWITCH("Speaker"),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 344) SOC_DAPM_PIN_SWITCH("Main Mic"),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 345) SOC_DAPM_PIN_SWITCH("Headset Mic"),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 346) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 347)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 348) static int rk_multicodecs_hw_params(struct snd_pcm_substream *substream,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 349) struct snd_pcm_hw_params *params)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 350) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 351) struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 352) struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtd, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 353) struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(rtd, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 354) struct multicodecs_data *mc_data = snd_soc_card_get_drvdata(rtd->card);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 355) unsigned int mclk;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 356) int ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 357)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 358) mclk = params_rate(params) * mc_data->mclk_fs;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 359)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 360) ret = snd_soc_dai_set_sysclk(codec_dai, substream->stream, mclk,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 361) SND_SOC_CLOCK_IN);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 362) if (ret && ret != -ENOTSUPP) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 363) pr_err("Set codec_dai sysclk failed: %d\n", ret);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 364) goto out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 365) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 366)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 367) ret = snd_soc_dai_set_sysclk(cpu_dai, substream->stream, mclk,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 368) SND_SOC_CLOCK_OUT);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 369) if (ret && ret != -ENOTSUPP) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 370) pr_err("Set cpu_dai sysclk failed: %d\n", ret);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 371) goto out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 372) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 373)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 374) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 375)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 376) out:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 377) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 378) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 379)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 380) static int rk_dailink_init(struct snd_soc_pcm_runtime *rtd)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 381) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 382) struct multicodecs_data *mc_data = snd_soc_card_get_drvdata(rtd->card);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 383) struct snd_soc_card *card = rtd->card;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 384) struct snd_soc_jack *jack_headset;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 385) int ret, irq;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 386) struct snd_soc_jack_pin *pins;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 387) struct snd_soc_jack_zone *zones;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 388) struct snd_soc_jack_pin jack_pins[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 389) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 390) .pin = "Headphone",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 391) .mask = SND_JACK_HEADPHONE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 392) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 393) .pin = "Headset Mic",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 394) .mask = SND_JACK_MICROPHONE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 395) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 396) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 397) struct snd_soc_jack_zone headset_zones[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 398) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 399) .min_mv = 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 400) .max_mv = 222,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 401) .jack_type = SND_JACK_HEADPHONE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 402) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 403) .min_mv = 223,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 404) .max_mv = 1500,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 405) .jack_type = SND_JACK_HEADSET,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 406) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 407) .min_mv = 1501,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 408) .max_mv = UINT_MAX,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 409) .jack_type = SND_JACK_HEADPHONE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 410) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 411) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 412)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 413) if ((!mc_data->codec_hp_det) && (gpiod_to_irq(mc_data->hp_det_gpio) < 0)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 414) dev_info(card->dev, "Don't need to map headset detect gpio to irq\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 415) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 416) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 417)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 418) jack_headset = devm_kzalloc(card->dev, sizeof(*jack_headset), GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 419) if (!jack_headset)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 420) return -ENOMEM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 421)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 422) pins = devm_kmemdup(card->dev, jack_pins,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 423) sizeof(*jack_pins) * ARRAY_SIZE(jack_pins), GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 424) if (!pins)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 425) return -ENOMEM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 426)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 427) zones = devm_kmemdup(card->dev, headset_zones,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 428) sizeof(*headset_zones) * ARRAY_SIZE(headset_zones), GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 429) if (!zones)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 430) return -ENOMEM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 431)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 432) ret = snd_soc_card_jack_new(card, "Headset",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 433) SND_JACK_HEADSET,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 434) jack_headset,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 435) pins, ARRAY_SIZE(jack_pins));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 436) if (ret)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 437) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 438) ret = snd_soc_jack_add_zones(jack_headset, ARRAY_SIZE(headset_zones), zones);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 439) if (ret)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 440) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 441)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 442) mc_data->jack_headset = jack_headset;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 443)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 444) if (mc_data->codec_hp_det) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 445) struct snd_soc_component *component = asoc_rtd_to_codec(rtd, 0)->component;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 446)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 447) snd_soc_component_set_jack(component, jack_headset, NULL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 448) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 449) irq = gpiod_to_irq(mc_data->hp_det_gpio);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 450) if (irq >= 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 451) ret = devm_request_threaded_irq(card->dev, irq, NULL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 452) headset_det_irq_thread,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 453) IRQF_TRIGGER_RISING |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 454) IRQF_TRIGGER_FALLING |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 455) IRQF_ONESHOT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 456) "headset_detect",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 457) mc_data);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 458) if (ret) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 459) dev_err(card->dev, "Failed to request headset detect irq");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 460) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 461) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 462)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 463) queue_delayed_work(system_power_efficient_wq,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 464) &mc_data->handler, msecs_to_jiffies(50));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 465) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 466) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 467)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 468) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 469) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 470)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 471) static int rk_multicodecs_parse_daifmt(struct device_node *node,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 472) struct device_node *codec,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 473) struct multicodecs_data *mc_data,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 474) const char *prefix)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 475) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 476) struct snd_soc_dai_link *dai_link = &mc_data->dai_link;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 477) struct device_node *bitclkmaster = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 478) struct device_node *framemaster = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 479) unsigned int daifmt;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 480)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 481) daifmt = snd_soc_of_parse_daifmt(node, prefix,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 482) &bitclkmaster, &framemaster);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 483)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 484) daifmt &= ~SND_SOC_DAIFMT_MASTER_MASK;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 485)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 486) if (strlen(prefix) && !bitclkmaster && !framemaster) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 487) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 488) * No dai-link level and master setting was not found from
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 489) * sound node level, revert back to legacy DT parsing and
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 490) * take the settings from codec node.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 491) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 492) pr_debug("%s: Revert to legacy daifmt parsing\n", __func__);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 493)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 494) daifmt = snd_soc_of_parse_daifmt(codec, NULL, NULL, NULL) |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 495) (daifmt & ~SND_SOC_DAIFMT_CLOCK_MASK);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 496) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 497) if (codec == bitclkmaster)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 498) daifmt |= (codec == framemaster) ?
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 499) SND_SOC_DAIFMT_CBM_CFM : SND_SOC_DAIFMT_CBM_CFS;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 500) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 501) daifmt |= (codec == framemaster) ?
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 502) SND_SOC_DAIFMT_CBS_CFM : SND_SOC_DAIFMT_CBS_CFS;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 503) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 504)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 505) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 506) * If there is NULL format means that the format isn't specified, we
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 507) * need to set i2s format by default.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 508) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 509) if (!(daifmt & SND_SOC_DAIFMT_FORMAT_MASK))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 510) daifmt |= SND_SOC_DAIFMT_I2S;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 511)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 512) dai_link->dai_fmt = daifmt;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 513)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 514) of_node_put(bitclkmaster);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 515) of_node_put(framemaster);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 516)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 517) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 518) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 519)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 520) static int wait_locked_card(struct device_node *np, struct device *dev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 521) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 522) char *propname = "rockchip,wait-card-locked";
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 523) u32 cards[WAIT_CARDS];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 524) int num;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 525) int ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 526) #ifndef MODULE
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 527) int i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 528) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 529)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 530) ret = of_property_count_u32_elems(np, propname);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 531) if (ret < 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 532) if (ret == -EINVAL) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 533) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 534) * -EINVAL means the property does not exist, this is
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 535) * fine.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 536) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 537) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 538) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 539)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 540) dev_err(dev, "Property '%s' elems could not be read: %d\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 541) propname, ret);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 542) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 543) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 544)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 545) num = ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 546) if (num > WAIT_CARDS)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 547) num = WAIT_CARDS;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 548)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 549) ret = of_property_read_u32_array(np, propname, cards, num);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 550) if (ret < 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 551) if (ret == -EINVAL) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 552) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 553) * -EINVAL means the property does not exist, this is
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 554) * fine.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 555) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 556) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 557) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 558)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 559) dev_err(dev, "Property '%s' could not be read: %d\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 560) propname, ret);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 561) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 562) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 563)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 564) ret = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 565) #ifndef MODULE
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 566) for (i = 0; i < num; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 567) if (!snd_card_locked(cards[i])) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 568) dev_warn(dev, "card: %d has not been locked, re-probe again\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 569) cards[i]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 570) ret = -EPROBE_DEFER;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 571) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 572) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 573) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 574) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 575)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 576) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 577) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 578)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 579) static struct snd_soc_ops rk_ops = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 580) .hw_params = rk_multicodecs_hw_params,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 581) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 582)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 583) static int rk_multicodecs_probe(struct platform_device *pdev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 584) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 585) struct snd_soc_card *card;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 586) struct device_node *np = pdev->dev.of_node;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 587) struct snd_soc_dai_link *link;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 588) struct snd_soc_dai_link_component *cpus;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 589) struct snd_soc_dai_link_component *platforms;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 590) struct snd_soc_dai_link_component *codecs;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 591) struct multicodecs_data *mc_data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 592) struct of_phandle_args args;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 593) struct device_node *node;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 594) struct input_dev *input;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 595) u32 val;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 596) int count, value;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 597) int ret = 0, i = 0, idx = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 598) const char *prefix = "rockchip,";
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 599)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 600) ret = wait_locked_card(np, &pdev->dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 601) if (ret < 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 602) dev_err(&pdev->dev, "check_lock_card failed: %d\n", ret);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 603) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 604) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 605)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 606) mc_data = devm_kzalloc(&pdev->dev, sizeof(*mc_data), GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 607) if (!mc_data)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 608) return -ENOMEM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 609)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 610) cpus = devm_kzalloc(&pdev->dev, sizeof(*cpus), GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 611) if (!cpus)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 612) return -ENOMEM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 613)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 614) platforms = devm_kzalloc(&pdev->dev, sizeof(*platforms), GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 615) if (!platforms)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 616) return -ENOMEM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 617)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 618) card = &mc_data->snd_card;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 619) card->dev = &pdev->dev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 620)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 621) /* Parse the card name from DT */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 622) ret = snd_soc_of_parse_card_name(card, "rockchip,card-name");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 623) if (ret < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 624) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 625)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 626) link = &mc_data->dai_link;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 627) link->name = "dailink-multicodecs";
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 628) link->stream_name = link->name;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 629) link->init = rk_dailink_init;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 630) link->ops = &rk_ops;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 631) link->cpus = cpus;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 632) link->platforms = platforms;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 633) link->num_cpus = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 634) link->num_platforms = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 635) link->ignore_pmdown_time = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 636)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 637) card->dai_link = link;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 638) card->num_links = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 639) card->dapm_widgets = mc_dapm_widgets;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 640) card->num_dapm_widgets = ARRAY_SIZE(mc_dapm_widgets);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 641) card->controls = mc_controls;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 642) card->num_controls = ARRAY_SIZE(mc_controls);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 643) card->num_aux_devs = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 644)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 645) count = of_count_phandle_with_args(np, "rockchip,codec", NULL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 646) if (count < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 647) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 648)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 649) /* refine codecs, remove unavailable node */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 650) for (i = 0; i < count; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 651) node = of_parse_phandle(np, "rockchip,codec", i);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 652) if (!node)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 653) return -ENODEV;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 654) if (of_device_is_available(node))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 655) idx++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 656) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 657)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 658) if (!idx)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 659) return -ENODEV;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 660)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 661) codecs = devm_kcalloc(&pdev->dev, idx,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 662) sizeof(*codecs), GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 663) link->codecs = codecs;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 664) link->num_codecs = idx;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 665) idx = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 666) for (i = 0; i < count; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 667) node = of_parse_phandle(np, "rockchip,codec", i);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 668) if (!node)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 669) return -ENODEV;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 670) if (!of_device_is_available(node))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 671) continue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 672)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 673) ret = of_parse_phandle_with_fixed_args(np, "rockchip,codec",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 674) 0, i, &args);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 675) if (ret)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 676) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 677)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 678) codecs[idx].of_node = node;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 679) ret = snd_soc_get_dai_name(&args, &codecs[idx].dai_name);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 680) if (ret)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 681) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 682) idx++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 683) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 684)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 685) /* Only reference the codecs[0].of_node which maybe as master. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 686) rk_multicodecs_parse_daifmt(np, codecs[0].of_node, mc_data, prefix);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 687)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 688) link->cpus->of_node = of_parse_phandle(np, "rockchip,cpu", 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 689) if (!link->cpus->of_node)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 690) return -ENODEV;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 691)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 692) link->platforms->of_node = link->cpus->of_node;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 693)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 694) mc_data->mclk_fs = DEFAULT_MCLK_FS;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 695) if (!of_property_read_u32(np, "rockchip,mclk-fs", &val))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 696) mc_data->mclk_fs = val;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 697)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 698) mc_data->codec_hp_det =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 699) of_property_read_bool(np, "rockchip,codec-hp-det");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 700)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 701) mc_data->adc = devm_iio_channel_get(&pdev->dev, "adc-detect");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 702)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 703) if (IS_ERR(mc_data->adc)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 704) if (PTR_ERR(mc_data->adc) != -EPROBE_DEFER) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 705) mc_data->adc = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 706) dev_warn(&pdev->dev, "Failed to get ADC channel");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 707) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 708) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 709) if (mc_data->adc->channel->type != IIO_VOLTAGE)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 710) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 711)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 712) if (device_property_read_u32(&pdev->dev, "keyup-threshold-microvolt",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 713) &mc_data->keyup_voltage)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 714) dev_warn(&pdev->dev, "Invalid or missing keyup voltage\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 715) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 716) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 717) mc_data->keyup_voltage /= 1000;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 718)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 719) ret = mc_keys_load_keymap(&pdev->dev, mc_data);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 720) if (ret)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 721) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 722)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 723) input = devm_input_allocate_device(&pdev->dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 724) if (IS_ERR(input)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 725) dev_err(&pdev->dev, "failed to allocate input device\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 726) return PTR_ERR(input);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 727) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 728)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 729) input_set_drvdata(input, mc_data);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 730)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 731) input->name = "headset-keys";
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 732) input->phys = "headset-keys/input0";
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 733) input->id.bustype = BUS_HOST;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 734) input->id.vendor = 0x0001;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 735) input->id.product = 0x0001;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 736) input->id.version = 0x0100;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 737)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 738) __set_bit(EV_KEY, input->evbit);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 739) for (i = 0; i < mc_data->num_keys; i++)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 740) __set_bit(mc_data->map[i].keycode, input->keybit);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 741)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 742) if (device_property_read_bool(&pdev->dev, "autorepeat"))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 743) __set_bit(EV_REP, input->evbit);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 744)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 745) mc_data->input = input;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 746) ret = mc_keys_setup_polling(mc_data, mc_keys_poll);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 747) if (ret) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 748) dev_err(&pdev->dev, "Unable to set up polling: %d\n", ret);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 749) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 750) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 751)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 752) if (!device_property_read_u32(&pdev->dev, "poll-interval", &value))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 753) mc_set_poll_interval(mc_data->poller, value);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 754)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 755) ret = input_register_device(mc_data->input);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 756) if (ret) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 757) dev_err(&pdev->dev, "Unable to register input device: %d\n", ret);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 758) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 759) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 760) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 761)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 762) INIT_DEFERRABLE_WORK(&mc_data->handler, adc_jack_handler);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 763)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 764) mc_data->spk_ctl_gpio = devm_gpiod_get_optional(&pdev->dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 765) "spk-con",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 766) GPIOD_OUT_LOW);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 767) if (IS_ERR(mc_data->spk_ctl_gpio))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 768) return PTR_ERR(mc_data->spk_ctl_gpio);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 769)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 770) mc_data->hp_ctl_gpio = devm_gpiod_get_optional(&pdev->dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 771) "hp-con",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 772) GPIOD_OUT_LOW);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 773) if (IS_ERR(mc_data->hp_ctl_gpio))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 774) return PTR_ERR(mc_data->hp_ctl_gpio);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 775)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 776) mc_data->hp_det_gpio = devm_gpiod_get_optional(&pdev->dev, "hp-det", GPIOD_IN);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 777) if (IS_ERR(mc_data->hp_det_gpio))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 778) return PTR_ERR(mc_data->hp_det_gpio);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 779)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 780) mc_data->extcon = devm_extcon_dev_allocate(&pdev->dev, headset_extcon_cable);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 781) if (IS_ERR(mc_data->extcon)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 782) dev_err(&pdev->dev, "allocate extcon failed\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 783) return PTR_ERR(mc_data->extcon);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 784) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 785)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 786) ret = devm_extcon_dev_register(&pdev->dev, mc_data->extcon);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 787) if (ret) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 788) dev_err(&pdev->dev, "failed to register extcon: %d\n", ret);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 789) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 790) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 791)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 792) ret = snd_soc_of_parse_audio_routing(card, "rockchip,audio-routing");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 793) if (ret < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 794) dev_warn(&pdev->dev, "Audio routing invalid/unspecified\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 795)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 796) snd_soc_card_set_drvdata(card, mc_data);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 797)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 798) ret = devm_snd_soc_register_card(&pdev->dev, card);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 799) if (ret == -EPROBE_DEFER)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 800) return -EPROBE_DEFER;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 801) if (ret) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 802) dev_err(&pdev->dev, "card register failed %d\n", ret);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 803) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 804) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 805)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 806) platform_set_drvdata(pdev, card);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 807)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 808) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 809) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 810)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 811) static const struct of_device_id rockchip_multicodecs_of_match[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 812) { .compatible = "rockchip,multicodecs-card", },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 813) {},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 814) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 815)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 816) MODULE_DEVICE_TABLE(of, rockchip_multicodecs_of_match);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 817)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 818) static struct platform_driver rockchip_multicodecs_driver = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 819) .probe = rk_multicodecs_probe,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 820) .driver = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 821) .name = DRV_NAME,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 822) .pm = &snd_soc_pm_ops,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 823) .of_match_table = rockchip_multicodecs_of_match,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 824) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 825) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 826)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 827) module_platform_driver(rockchip_multicodecs_driver);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 828)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 829) MODULE_AUTHOR("Sugar Zhang <sugar.zhang@rock-chips.com>");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 830) MODULE_DESCRIPTION("Rockchip General Multicodecs ASoC driver");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 831) MODULE_LICENSE("GPL v2");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 832) MODULE_ALIAS("platform:" DRV_NAME);
Orange Pi5 kernel
Deprecated Linux kernel 5.10.110 for OrangePi 5/5B/5+ boards
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