Lines Matching +full:tdm +full:- +full:sync +full:- +full:mode
1 // SPDX-License-Identifier: GPL-2.0-only
2 // ALSA SoC Audio Layer - Rockchip I2S/TDM Controller driver
5 // Author: Sugar Zhang <sugar.zhang@rock-chips.com>
9 #include <linux/clk-provider.h>
25 #define DRV_NAME "rockchip-i2s-tdm"
94 clk_disable_unprepare(i2s_tdm->mclk_tx); in i2s_tdm_disable_unprepare_mclk()
95 clk_disable_unprepare(i2s_tdm->mclk_rx); in i2s_tdm_disable_unprepare_mclk()
99 * i2s_tdm_prepare_enable_mclk - prepare to enable all mclks, disable them on
112 ret = clk_prepare_enable(i2s_tdm->mclk_tx); in i2s_tdm_prepare_enable_mclk()
115 ret = clk_prepare_enable(i2s_tdm->mclk_rx); in i2s_tdm_prepare_enable_mclk()
122 clk_disable_unprepare(i2s_tdm->mclk_tx); in i2s_tdm_prepare_enable_mclk()
131 regcache_cache_only(i2s_tdm->regmap, true); in i2s_tdm_runtime_suspend()
134 clk_disable_unprepare(i2s_tdm->hclk); in i2s_tdm_runtime_suspend()
144 ret = clk_prepare_enable(i2s_tdm->hclk); in i2s_tdm_runtime_resume()
152 regcache_cache_only(i2s_tdm->regmap, false); in i2s_tdm_runtime_resume()
153 regcache_mark_dirty(i2s_tdm->regmap); in i2s_tdm_runtime_resume()
155 ret = regcache_sync(i2s_tdm->regmap); in i2s_tdm_runtime_resume()
164 clk_disable_unprepare(i2s_tdm->hclk); in i2s_tdm_runtime_resume()
175 * Makes sure that both tx and rx are reset at the same time to sync lrck
180 /* This is technically race-y. in rockchip_snd_xfer_sync_reset()
198 reset_control_assert(i2s_tdm->tx_reset); in rockchip_snd_xfer_sync_reset()
199 reset_control_assert(i2s_tdm->rx_reset); in rockchip_snd_xfer_sync_reset()
201 reset_control_deassert(i2s_tdm->tx_reset); in rockchip_snd_xfer_sync_reset()
202 reset_control_deassert(i2s_tdm->rx_reset); in rockchip_snd_xfer_sync_reset()
236 regmap_update_bits(i2s_tdm->regmap, I2S_XFER, xfer_mask, xfer_val); in rockchip_snd_xfer_clear()
238 regmap_update_bits(i2s_tdm->regmap, I2S_CLR, clr, clr); in rockchip_snd_xfer_clear()
240 regmap_read(i2s_tdm->regmap, I2S_CLR, &val); in rockchip_snd_xfer_clear()
244 regmap_read(i2s_tdm->regmap, I2S_CLR, &val); in rockchip_snd_xfer_clear()
245 retry--; in rockchip_snd_xfer_clear()
247 dev_warn(i2s_tdm->dev, "clear failed, reset %s%s\n", in rockchip_snd_xfer_clear()
252 rockchip_snd_reset(i2s_tdm->tx_reset); in rockchip_snd_xfer_clear()
254 rockchip_snd_reset(i2s_tdm->rx_reset); in rockchip_snd_xfer_clear()
291 spin_lock_irqsave(&i2s_tdm->lock, flags); in rockchip_snd_txrxctrl()
293 if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) in rockchip_snd_txrxctrl()
294 rockchip_enable_tde(i2s_tdm->regmap); in rockchip_snd_txrxctrl()
296 rockchip_enable_rde(i2s_tdm->regmap); in rockchip_snd_txrxctrl()
298 if (++i2s_tdm->refcount == 1) { in rockchip_snd_txrxctrl()
300 regmap_update_bits(i2s_tdm->regmap, I2S_XFER, in rockchip_snd_txrxctrl()
307 if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) in rockchip_snd_txrxctrl()
308 rockchip_disable_tde(i2s_tdm->regmap); in rockchip_snd_txrxctrl()
310 rockchip_disable_rde(i2s_tdm->regmap); in rockchip_snd_txrxctrl()
312 if (--i2s_tdm->refcount == 0) { in rockchip_snd_txrxctrl()
317 spin_unlock_irqrestore(&i2s_tdm->lock, flags); in rockchip_snd_txrxctrl()
323 rockchip_enable_tde(i2s_tdm->regmap); in rockchip_snd_txctrl()
325 regmap_update_bits(i2s_tdm->regmap, I2S_XFER, in rockchip_snd_txctrl()
329 rockchip_disable_tde(i2s_tdm->regmap); in rockchip_snd_txctrl()
338 rockchip_enable_rde(i2s_tdm->regmap); in rockchip_snd_rxctrl()
340 regmap_update_bits(i2s_tdm->regmap, I2S_XFER, in rockchip_snd_rxctrl()
344 rockchip_disable_rde(i2s_tdm->regmap); in rockchip_snd_rxctrl()
356 bool is_tdm = i2s_tdm->tdm_mode; in rockchip_i2s_tdm_set_fmt()
358 ret = pm_runtime_resume_and_get(cpu_dai->dev); in rockchip_i2s_tdm_set_fmt()
359 if (ret < 0 && ret != -EACCES) in rockchip_i2s_tdm_set_fmt()
366 i2s_tdm->is_master_mode = true; in rockchip_i2s_tdm_set_fmt()
370 i2s_tdm->is_master_mode = false; in rockchip_i2s_tdm_set_fmt()
373 ret = -EINVAL; in rockchip_i2s_tdm_set_fmt()
377 regmap_update_bits(i2s_tdm->regmap, I2S_CKR, mask, val); in rockchip_i2s_tdm_set_fmt()
402 ret = -EINVAL; in rockchip_i2s_tdm_set_fmt()
406 regmap_update_bits(i2s_tdm->regmap, I2S_CKR, mask, val); in rockchip_i2s_tdm_set_fmt()
421 case SND_SOC_DAIFMT_DSP_A: /* PCM delay 1 mode */ in rockchip_i2s_tdm_set_fmt()
425 case SND_SOC_DAIFMT_DSP_B: /* PCM no delay mode */ in rockchip_i2s_tdm_set_fmt()
430 ret = -EINVAL; in rockchip_i2s_tdm_set_fmt()
435 regmap_update_bits(i2s_tdm->regmap, I2S_TXCR, mask, txcr_val); in rockchip_i2s_tdm_set_fmt()
438 regmap_update_bits(i2s_tdm->regmap, I2S_RXCR, mask, rxcr_val); in rockchip_i2s_tdm_set_fmt()
463 ret = -EINVAL; in rockchip_i2s_tdm_set_fmt()
471 regmap_update_bits(i2s_tdm->regmap, I2S_TXCR, mask, val); in rockchip_i2s_tdm_set_fmt()
472 regmap_update_bits(i2s_tdm->regmap, I2S_RXCR, mask, val); in rockchip_i2s_tdm_set_fmt()
476 regmap_update_bits(i2s_tdm->regmap, I2S_TDM_TXCR, in rockchip_i2s_tdm_set_fmt()
478 regmap_update_bits(i2s_tdm->regmap, I2S_TDM_RXCR, in rockchip_i2s_tdm_set_fmt()
483 pm_runtime_put(cpu_dai->dev); in rockchip_i2s_tdm_set_fmt()
493 stream = SNDRV_PCM_STREAM_LAST - substream->stream; in rockchip_i2s_tdm_xfer_pause()
495 rockchip_disable_tde(i2s_tdm->regmap); in rockchip_i2s_tdm_xfer_pause()
497 rockchip_disable_rde(i2s_tdm->regmap); in rockchip_i2s_tdm_xfer_pause()
507 stream = SNDRV_PCM_STREAM_LAST - substream->stream; in rockchip_i2s_tdm_xfer_resume()
509 rockchip_enable_tde(i2s_tdm->regmap); in rockchip_i2s_tdm_xfer_resume()
511 rockchip_enable_rde(i2s_tdm->regmap); in rockchip_i2s_tdm_xfer_resume()
513 regmap_update_bits(i2s_tdm->regmap, I2S_XFER, in rockchip_i2s_tdm_xfer_resume()
554 if (!i2s_tdm->io_multiplex) in rockchip_i2s_io_multiplex()
557 if (IS_ERR_OR_NULL(i2s_tdm->grf)) { in rockchip_i2s_io_multiplex()
558 dev_err(i2s_tdm->dev, in rockchip_i2s_io_multiplex()
560 return -EINVAL; in rockchip_i2s_io_multiplex()
563 if (substream->stream == SNDRV_PCM_STREAM_CAPTURE) { in rockchip_i2s_io_multiplex()
565 &substream->pcm->streams[SNDRV_PCM_STREAM_PLAYBACK]; in rockchip_i2s_io_multiplex()
567 if (playback_str->substream_opened) { in rockchip_i2s_io_multiplex()
568 regmap_read(i2s_tdm->regmap, I2S_TXCR, &val); in rockchip_i2s_io_multiplex()
570 usable_chs = MULTIPLEX_CH_MAX - to_ch_num(val); in rockchip_i2s_io_multiplex()
573 regmap_read(i2s_tdm->regmap, I2S_RXCR, &val); in rockchip_i2s_io_multiplex()
577 dev_err(i2s_tdm->dev, in rockchip_i2s_io_multiplex()
580 return -EINVAL; in rockchip_i2s_io_multiplex()
586 &substream->pcm->streams[SNDRV_PCM_STREAM_CAPTURE]; in rockchip_i2s_io_multiplex()
588 if (capture_str->substream_opened) { in rockchip_i2s_io_multiplex()
589 regmap_read(i2s_tdm->regmap, I2S_RXCR, &val); in rockchip_i2s_io_multiplex()
591 usable_chs = MULTIPLEX_CH_MAX - to_ch_num(val); in rockchip_i2s_io_multiplex()
594 regmap_read(i2s_tdm->regmap, I2S_TXCR, &val); in rockchip_i2s_io_multiplex()
598 dev_err(i2s_tdm->dev, in rockchip_i2s_io_multiplex()
601 return -EINVAL; in rockchip_i2s_io_multiplex()
605 val <<= i2s_tdm->soc_data->grf_shift; in rockchip_i2s_io_multiplex()
606 val |= (I2S_IO_DIRECTION_MASK << i2s_tdm->soc_data->grf_shift) << 16; in rockchip_i2s_io_multiplex()
607 regmap_write(i2s_tdm->grf, i2s_tdm->soc_data->grf_reg_offset, val); in rockchip_i2s_io_multiplex()
621 if (!i2s_tdm->clk_trcm) in rockchip_i2s_trcm_mode()
624 spin_lock_irqsave(&i2s_tdm->lock, flags); in rockchip_i2s_trcm_mode()
625 if (i2s_tdm->refcount) in rockchip_i2s_trcm_mode()
628 regmap_update_bits(i2s_tdm->regmap, I2S_CLKDIV, in rockchip_i2s_trcm_mode()
631 regmap_update_bits(i2s_tdm->regmap, I2S_CKR, in rockchip_i2s_trcm_mode()
635 if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) in rockchip_i2s_trcm_mode()
636 regmap_update_bits(i2s_tdm->regmap, I2S_TXCR, in rockchip_i2s_trcm_mode()
640 regmap_update_bits(i2s_tdm->regmap, I2S_RXCR, in rockchip_i2s_trcm_mode()
644 if (i2s_tdm->refcount) in rockchip_i2s_trcm_mode()
646 spin_unlock_irqrestore(&i2s_tdm->lock, flags); in rockchip_i2s_trcm_mode()
656 if (i2s_tdm->clk_trcm) { in rockchip_i2s_tdm_set_sysclk()
657 i2s_tdm->mclk_tx_freq = freq; in rockchip_i2s_tdm_set_sysclk()
658 i2s_tdm->mclk_rx_freq = freq; in rockchip_i2s_tdm_set_sysclk()
661 i2s_tdm->mclk_tx_freq = freq; in rockchip_i2s_tdm_set_sysclk()
663 i2s_tdm->mclk_rx_freq = freq; in rockchip_i2s_tdm_set_sysclk()
666 dev_dbg(i2s_tdm->dev, "The target mclk_%s freq is: %d\n", in rockchip_i2s_tdm_set_sysclk()
681 if (i2s_tdm->is_master_mode) { in rockchip_i2s_tdm_hw_params()
684 if (i2s_tdm->clk_trcm == TRCM_TX) { in rockchip_i2s_tdm_hw_params()
685 mclk = i2s_tdm->mclk_tx; in rockchip_i2s_tdm_hw_params()
686 mclk_rate = i2s_tdm->mclk_tx_freq; in rockchip_i2s_tdm_hw_params()
687 } else if (i2s_tdm->clk_trcm == TRCM_RX) { in rockchip_i2s_tdm_hw_params()
688 mclk = i2s_tdm->mclk_rx; in rockchip_i2s_tdm_hw_params()
689 mclk_rate = i2s_tdm->mclk_rx_freq; in rockchip_i2s_tdm_hw_params()
690 } else if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) { in rockchip_i2s_tdm_hw_params()
691 mclk = i2s_tdm->mclk_tx; in rockchip_i2s_tdm_hw_params()
692 mclk_rate = i2s_tdm->mclk_tx_freq; in rockchip_i2s_tdm_hw_params()
694 mclk = i2s_tdm->mclk_rx; in rockchip_i2s_tdm_hw_params()
695 mclk_rate = i2s_tdm->mclk_rx_freq; in rockchip_i2s_tdm_hw_params()
703 bclk_rate = i2s_tdm->frame_width * params_rate(params); in rockchip_i2s_tdm_hw_params()
705 return -EINVAL; in rockchip_i2s_tdm_hw_params()
728 return -EINVAL; in rockchip_i2s_tdm_hw_params()
745 return -EINVAL; in rockchip_i2s_tdm_hw_params()
748 if (i2s_tdm->clk_trcm) { in rockchip_i2s_tdm_hw_params()
750 } else if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) { in rockchip_i2s_tdm_hw_params()
751 regmap_update_bits(i2s_tdm->regmap, I2S_CLKDIV, in rockchip_i2s_tdm_hw_params()
754 regmap_update_bits(i2s_tdm->regmap, I2S_CKR, in rockchip_i2s_tdm_hw_params()
757 regmap_update_bits(i2s_tdm->regmap, I2S_TXCR, in rockchip_i2s_tdm_hw_params()
761 regmap_update_bits(i2s_tdm->regmap, I2S_CLKDIV, in rockchip_i2s_tdm_hw_params()
764 regmap_update_bits(i2s_tdm->regmap, I2S_CKR, in rockchip_i2s_tdm_hw_params()
767 regmap_update_bits(i2s_tdm->regmap, I2S_RXCR, in rockchip_i2s_tdm_hw_params()
784 if (i2s_tdm->clk_trcm) in rockchip_i2s_tdm_trigger()
786 else if (substream->stream == SNDRV_PCM_STREAM_CAPTURE) in rockchip_i2s_tdm_trigger()
794 if (i2s_tdm->clk_trcm) in rockchip_i2s_tdm_trigger()
796 else if (substream->stream == SNDRV_PCM_STREAM_CAPTURE) in rockchip_i2s_tdm_trigger()
802 return -EINVAL; in rockchip_i2s_tdm_trigger()
812 if (i2s_tdm->has_capture) in rockchip_i2s_tdm_dai_probe()
813 snd_soc_dai_dma_data_set_capture(dai, &i2s_tdm->capture_dma_data); in rockchip_i2s_tdm_dai_probe()
814 if (i2s_tdm->has_playback) in rockchip_i2s_tdm_dai_probe()
815 snd_soc_dai_dma_data_set_playback(dai, &i2s_tdm->playback_dma_data); in rockchip_i2s_tdm_dai_probe()
827 i2s_tdm->tdm_mode = true; in rockchip_dai_tdm_slot()
828 i2s_tdm->frame_width = slots * slot_width; in rockchip_dai_tdm_slot()
832 regmap_update_bits(i2s_tdm->regmap, I2S_TDM_TXCR, in rockchip_dai_tdm_slot()
834 regmap_update_bits(i2s_tdm->regmap, I2S_TDM_RXCR, in rockchip_dai_tdm_slot()
846 return -EINVAL; in rockchip_i2s_tdm_set_bclk_ratio()
848 i2s_tdm->frame_width = ratio; in rockchip_i2s_tdm_set_bclk_ratio()
962 const struct txrx_config *configs = i2s_tdm->soc_data->configs; in common_soc_init()
963 u32 reg = 0, val = 0, trcm = i2s_tdm->clk_trcm; in common_soc_init()
969 if (IS_ERR_OR_NULL(i2s_tdm->grf)) { in common_soc_init()
970 dev_err(i2s_tdm->dev, in common_soc_init()
971 "no grf present but non-txrx TRCM specified\n"); in common_soc_init()
972 return -EINVAL; in common_soc_init()
975 for (i = 0; i < i2s_tdm->soc_data->config_count; i++) { in common_soc_init()
985 regmap_write(i2s_tdm->grf, reg, val); in common_soc_init()
1055 { .compatible = "rockchip,px30-i2s-tdm", .data = &px30_i2s_soc_data },
1056 { .compatible = "rockchip,rk1808-i2s-tdm", .data = &rk1808_i2s_soc_data },
1057 { .compatible = "rockchip,rk3308-i2s-tdm", .data = &rk3308_i2s_soc_data },
1058 { .compatible = "rockchip,rk3568-i2s-tdm", .data = &rk3568_i2s_soc_data },
1059 { .compatible = "rockchip,rk3588-i2s-tdm" },
1060 { .compatible = "rockchip,rv1126-i2s-tdm", .data = &rv1126_i2s_soc_data },
1076 struct device_node *node = i2s_tdm->dev->of_node; in rockchip_i2s_tdm_init_dai()
1078 of_property_for_each_string(node, "dma-names", dma_names, dma_name) { in rockchip_i2s_tdm_init_dai()
1080 i2s_tdm->has_playback = true; in rockchip_i2s_tdm_init_dai()
1082 i2s_tdm->has_capture = true; in rockchip_i2s_tdm_init_dai()
1085 dai = devm_kmemdup(i2s_tdm->dev, &i2s_tdm_dai, in rockchip_i2s_tdm_init_dai()
1088 return -ENOMEM; in rockchip_i2s_tdm_init_dai()
1090 if (i2s_tdm->has_playback) { in rockchip_i2s_tdm_init_dai()
1091 dai->playback.stream_name = "Playback"; in rockchip_i2s_tdm_init_dai()
1092 dai->playback.channels_min = 2; in rockchip_i2s_tdm_init_dai()
1093 dai->playback.channels_max = 8; in rockchip_i2s_tdm_init_dai()
1094 dai->playback.rates = SNDRV_PCM_RATE_8000_192000; in rockchip_i2s_tdm_init_dai()
1095 dai->playback.formats = formats; in rockchip_i2s_tdm_init_dai()
1098 if (i2s_tdm->has_capture) { in rockchip_i2s_tdm_init_dai()
1099 dai->capture.stream_name = "Capture"; in rockchip_i2s_tdm_init_dai()
1100 dai->capture.channels_min = 2; in rockchip_i2s_tdm_init_dai()
1101 dai->capture.channels_max = 8; in rockchip_i2s_tdm_init_dai()
1102 dai->capture.rates = SNDRV_PCM_RATE_8000_192000; in rockchip_i2s_tdm_init_dai()
1103 dai->capture.formats = formats; in rockchip_i2s_tdm_init_dai()
1106 if (i2s_tdm->clk_trcm != TRCM_TXRX) in rockchip_i2s_tdm_init_dai()
1107 dai->symmetric_rate = 1; in rockchip_i2s_tdm_init_dai()
1109 i2s_tdm->dai = dai; in rockchip_i2s_tdm_init_dai()
1122 i2s_data = i2s_tdm->i2s_sdis; in rockchip_i2s_tdm_path_check()
1124 i2s_data = i2s_tdm->i2s_sdos; in rockchip_i2s_tdm_path_check()
1127 if (i2s_data[i] > CH_GRP_MAX - 1) { in rockchip_i2s_tdm_path_check()
1128 dev_err(i2s_tdm->dev, in rockchip_i2s_tdm_path_check()
1132 return -EINVAL; in rockchip_i2s_tdm_path_check()
1140 dev_err(i2s_tdm->dev, in rockchip_i2s_tdm_path_check()
1145 return -EINVAL; in rockchip_i2s_tdm_path_check()
1159 regmap_update_bits(i2s_tdm->regmap, I2S_TXCR, in rockchip_i2s_tdm_tx_path_config()
1161 I2S_TXCR_PATH(idx, i2s_tdm->i2s_sdos[idx])); in rockchip_i2s_tdm_tx_path_config()
1171 regmap_update_bits(i2s_tdm->regmap, I2S_RXCR, in rockchip_i2s_tdm_rx_path_config()
1173 I2S_RXCR_PATH(idx, i2s_tdm->i2s_sdis[idx])); in rockchip_i2s_tdm_rx_path_config()
1190 char *i2s_tx_path_prop = "rockchip,i2s-tx-route"; in rockchip_i2s_tdm_path_prepare()
1191 char *i2s_rx_path_prop = "rockchip,i2s-rx-route"; in rockchip_i2s_tdm_path_prepare()
1198 i2s_data = i2s_tdm->i2s_sdis; in rockchip_i2s_tdm_path_prepare()
1201 i2s_data = i2s_tdm->i2s_sdos; in rockchip_i2s_tdm_path_prepare()
1206 if (num != -ENOENT) { in rockchip_i2s_tdm_path_prepare()
1207 dev_err(i2s_tdm->dev, in rockchip_i2s_tdm_path_prepare()
1214 dev_err(i2s_tdm->dev, in rockchip_i2s_tdm_path_prepare()
1216 return -EINVAL; in rockchip_i2s_tdm_path_prepare()
1222 dev_err(i2s_tdm->dev, in rockchip_i2s_tdm_path_prepare()
1230 dev_err(i2s_tdm->dev, in rockchip_i2s_tdm_path_prepare()
1254 struct device_node *node = pdev->dev.of_node; in rockchip_i2s_tdm_probe()
1261 i2s_tdm = devm_kzalloc(&pdev->dev, sizeof(*i2s_tdm), GFP_KERNEL); in rockchip_i2s_tdm_probe()
1263 return -ENOMEM; in rockchip_i2s_tdm_probe()
1265 i2s_tdm->dev = &pdev->dev; in rockchip_i2s_tdm_probe()
1267 of_id = of_match_device(rockchip_i2s_tdm_match, &pdev->dev); in rockchip_i2s_tdm_probe()
1269 return -EINVAL; in rockchip_i2s_tdm_probe()
1271 spin_lock_init(&i2s_tdm->lock); in rockchip_i2s_tdm_probe()
1272 i2s_tdm->soc_data = (struct rk_i2s_soc_data *)of_id->data; in rockchip_i2s_tdm_probe()
1274 i2s_tdm->frame_width = 64; in rockchip_i2s_tdm_probe()
1276 i2s_tdm->clk_trcm = TRCM_TXRX; in rockchip_i2s_tdm_probe()
1277 if (of_property_read_bool(node, "rockchip,trcm-sync-tx-only")) in rockchip_i2s_tdm_probe()
1278 i2s_tdm->clk_trcm = TRCM_TX; in rockchip_i2s_tdm_probe()
1279 if (of_property_read_bool(node, "rockchip,trcm-sync-rx-only")) { in rockchip_i2s_tdm_probe()
1280 if (i2s_tdm->clk_trcm) { in rockchip_i2s_tdm_probe()
1281 dev_err(i2s_tdm->dev, "invalid trcm-sync configuration\n"); in rockchip_i2s_tdm_probe()
1282 return -EINVAL; in rockchip_i2s_tdm_probe()
1284 i2s_tdm->clk_trcm = TRCM_RX; in rockchip_i2s_tdm_probe()
1291 i2s_tdm->grf = syscon_regmap_lookup_by_phandle(node, "rockchip,grf"); in rockchip_i2s_tdm_probe()
1292 i2s_tdm->tx_reset = devm_reset_control_get_optional_exclusive(&pdev->dev, in rockchip_i2s_tdm_probe()
1293 "tx-m"); in rockchip_i2s_tdm_probe()
1294 if (IS_ERR(i2s_tdm->tx_reset)) { in rockchip_i2s_tdm_probe()
1295 ret = PTR_ERR(i2s_tdm->tx_reset); in rockchip_i2s_tdm_probe()
1296 return dev_err_probe(i2s_tdm->dev, ret, in rockchip_i2s_tdm_probe()
1297 "Error in tx-m reset control\n"); in rockchip_i2s_tdm_probe()
1300 i2s_tdm->rx_reset = devm_reset_control_get_optional_exclusive(&pdev->dev, in rockchip_i2s_tdm_probe()
1301 "rx-m"); in rockchip_i2s_tdm_probe()
1302 if (IS_ERR(i2s_tdm->rx_reset)) { in rockchip_i2s_tdm_probe()
1303 ret = PTR_ERR(i2s_tdm->rx_reset); in rockchip_i2s_tdm_probe()
1304 return dev_err_probe(i2s_tdm->dev, ret, in rockchip_i2s_tdm_probe()
1305 "Error in rx-m reset control\n"); in rockchip_i2s_tdm_probe()
1308 i2s_tdm->hclk = devm_clk_get(&pdev->dev, "hclk"); in rockchip_i2s_tdm_probe()
1309 if (IS_ERR(i2s_tdm->hclk)) { in rockchip_i2s_tdm_probe()
1310 return dev_err_probe(i2s_tdm->dev, PTR_ERR(i2s_tdm->hclk), in rockchip_i2s_tdm_probe()
1314 i2s_tdm->mclk_tx = devm_clk_get(&pdev->dev, "mclk_tx"); in rockchip_i2s_tdm_probe()
1315 if (IS_ERR(i2s_tdm->mclk_tx)) { in rockchip_i2s_tdm_probe()
1316 return dev_err_probe(i2s_tdm->dev, PTR_ERR(i2s_tdm->mclk_tx), in rockchip_i2s_tdm_probe()
1320 i2s_tdm->mclk_rx = devm_clk_get(&pdev->dev, "mclk_rx"); in rockchip_i2s_tdm_probe()
1321 if (IS_ERR(i2s_tdm->mclk_rx)) { in rockchip_i2s_tdm_probe()
1322 return dev_err_probe(i2s_tdm->dev, PTR_ERR(i2s_tdm->mclk_rx), in rockchip_i2s_tdm_probe()
1326 i2s_tdm->io_multiplex = in rockchip_i2s_tdm_probe()
1327 of_property_read_bool(node, "rockchip,io-multiplex"); in rockchip_i2s_tdm_probe()
1331 return dev_err_probe(i2s_tdm->dev, PTR_ERR(regs), in rockchip_i2s_tdm_probe()
1335 i2s_tdm->regmap = devm_regmap_init_mmio(&pdev->dev, regs, in rockchip_i2s_tdm_probe()
1337 if (IS_ERR(i2s_tdm->regmap)) { in rockchip_i2s_tdm_probe()
1338 return dev_err_probe(i2s_tdm->dev, PTR_ERR(i2s_tdm->regmap), in rockchip_i2s_tdm_probe()
1342 if (i2s_tdm->has_playback) { in rockchip_i2s_tdm_probe()
1343 i2s_tdm->playback_dma_data.addr = res->start + I2S_TXDR; in rockchip_i2s_tdm_probe()
1344 i2s_tdm->playback_dma_data.addr_width = DMA_SLAVE_BUSWIDTH_4_BYTES; in rockchip_i2s_tdm_probe()
1345 i2s_tdm->playback_dma_data.maxburst = 8; in rockchip_i2s_tdm_probe()
1348 if (i2s_tdm->has_capture) { in rockchip_i2s_tdm_probe()
1349 i2s_tdm->capture_dma_data.addr = res->start + I2S_RXDR; in rockchip_i2s_tdm_probe()
1350 i2s_tdm->capture_dma_data.addr_width = DMA_SLAVE_BUSWIDTH_4_BYTES; in rockchip_i2s_tdm_probe()
1351 i2s_tdm->capture_dma_data.maxburst = 8; in rockchip_i2s_tdm_probe()
1356 dev_err(&pdev->dev, "I2S TX path prepare failed: %d\n", ret); in rockchip_i2s_tdm_probe()
1362 dev_err(&pdev->dev, "I2S RX path prepare failed: %d\n", ret); in rockchip_i2s_tdm_probe()
1366 dev_set_drvdata(&pdev->dev, i2s_tdm); in rockchip_i2s_tdm_probe()
1368 ret = clk_prepare_enable(i2s_tdm->hclk); in rockchip_i2s_tdm_probe()
1370 return dev_err_probe(i2s_tdm->dev, ret, in rockchip_i2s_tdm_probe()
1376 ret = dev_err_probe(i2s_tdm->dev, ret, in rockchip_i2s_tdm_probe()
1381 pm_runtime_enable(&pdev->dev); in rockchip_i2s_tdm_probe()
1383 regmap_update_bits(i2s_tdm->regmap, I2S_DMACR, I2S_DMACR_TDL_MASK, in rockchip_i2s_tdm_probe()
1385 regmap_update_bits(i2s_tdm->regmap, I2S_DMACR, I2S_DMACR_RDL_MASK, in rockchip_i2s_tdm_probe()
1387 regmap_update_bits(i2s_tdm->regmap, I2S_CKR, I2S_CKR_TRCM_MASK, in rockchip_i2s_tdm_probe()
1388 i2s_tdm->clk_trcm << I2S_CKR_TRCM_SHIFT); in rockchip_i2s_tdm_probe()
1390 if (i2s_tdm->soc_data && i2s_tdm->soc_data->init) in rockchip_i2s_tdm_probe()
1391 i2s_tdm->soc_data->init(&pdev->dev, res->start); in rockchip_i2s_tdm_probe()
1393 ret = devm_snd_soc_register_component(&pdev->dev, in rockchip_i2s_tdm_probe()
1395 i2s_tdm->dai, 1); in rockchip_i2s_tdm_probe()
1398 dev_err(&pdev->dev, "Could not register DAI\n"); in rockchip_i2s_tdm_probe()
1402 ret = devm_snd_dmaengine_pcm_register(&pdev->dev, NULL, 0); in rockchip_i2s_tdm_probe()
1404 dev_err(&pdev->dev, "Could not register PCM\n"); in rockchip_i2s_tdm_probe()
1411 if (!pm_runtime_status_suspended(&pdev->dev)) in rockchip_i2s_tdm_probe()
1412 i2s_tdm_runtime_suspend(&pdev->dev); in rockchip_i2s_tdm_probe()
1413 pm_runtime_disable(&pdev->dev); in rockchip_i2s_tdm_probe()
1416 clk_disable_unprepare(i2s_tdm->hclk); in rockchip_i2s_tdm_probe()
1423 if (!pm_runtime_status_suspended(&pdev->dev)) in rockchip_i2s_tdm_remove()
1424 i2s_tdm_runtime_suspend(&pdev->dev); in rockchip_i2s_tdm_remove()
1426 pm_runtime_disable(&pdev->dev); in rockchip_i2s_tdm_remove()
1435 regcache_mark_dirty(i2s_tdm->regmap); in rockchip_i2s_tdm_suspend()
1448 ret = regcache_sync(i2s_tdm->regmap); in rockchip_i2s_tdm_resume()
1472 MODULE_DESCRIPTION("ROCKCHIP I2S/TDM ASoC Interface");
1473 MODULE_AUTHOR("Sugar Zhang <sugar.zhang@rock-chips.com>");