1 // SPDX-License-Identifier: GPL-2.0
3 // rt1016.c  --  RT1016 ALSA SoC audio amplifier driver
23 #include <sound/soc-dapm.h>
166 static const DECLARE_TLV_DB_SCALE(dac_vol_tlv, -9550, 50, 0);
179 		snd_soc_dapm_to_component(source->dapm);  in rt1016_is_sys_clk_from_pll()
182 	if (rt1016->sysclk_src == RT1016_SCLK_S_PLL)  in rt1016_is_sys_clk_from_pll()
188 /* Interface data select */
197 	SOC_DAPM_ENUM("Data Swap Mux", rt1016_if_data_swap_enum);
200 	SND_SOC_DAPM_MUX("Data Swap Mux", SND_SOC_NOPM, 0, 0,
211 	SND_SOC_DAPM_SUPPLY("CLK Silence Det", RT1016_CLOCK_3,
222 	SND_SOC_DAPM_SUPPLY("LRCK Det", RT1016_CLOCK_4, RT1016_PWR_LRCK_DET_BIT,
224 	SND_SOC_DAPM_SUPPLY("BCLK Det", RT1016_CLOCK_4, RT1016_PWR_BCLK_DET_BIT,
231 	SND_SOC_DAPM_SUPPLY("Silence Det", RT1016_SIL_DET,
266 	{ "Data Swap Mux", "L/R", "AIFRX" },
267 	{ "Data Swap Mux", "R/L", "AIFRX" },
268 	{ "Data Swap Mux", "L/L", "AIFRX" },
269 	{ "Data Swap Mux", "R/R", "AIFRX" },
275 	{ "DAC", NULL, "Silence Det" },
278 	{ "DAC", NULL, "LRCK Det" },
279 	{ "DAC", NULL, "BCLK Det" },
286 	{ "Silence Det", NULL, "CLK Silence Det" },
288 	{ "DAC", NULL, "Data Swap Mux" },
307 	struct snd_soc_component *component = dai->component;  in rt1016_hw_params()
312 	rt1016->lrck = params_rate(params);  in rt1016_hw_params()
313 	pre_div = rl6231_get_clk_info(rt1016->sysclk, rt1016->lrck);  in rt1016_hw_params()
315 		dev_err(component->dev, "Unsupported clock rate\n");  in rt1016_hw_params()
316 		return -EINVAL;  in rt1016_hw_params()
321 		dev_err(component->dev, "Unsupported frame size: %d\n",  in rt1016_hw_params()
323 		return -EINVAL;  in rt1016_hw_params()
327 	rt1016->bclk = rt1016->lrck * (32 << bclk_ms);  in rt1016_hw_params()
329 	if (bclk_ms && rt1016->master)  in rt1016_hw_params()
333 	dev_dbg(component->dev, "lrck is %dHz and pre_div is %d for iis %d\n",  in rt1016_hw_params()
334 				rt1016->lrck, pre_div, dai->id);  in rt1016_hw_params()
350 		return -EINVAL;  in rt1016_hw_params()
365 	struct snd_soc_component *component = dai->component;  in rt1016_set_dai_fmt()
372 		rt1016->master = 1;  in rt1016_set_dai_fmt()
378 		return -EINVAL;  in rt1016_set_dai_fmt()
388 		return -EINVAL;  in rt1016_set_dai_fmt()
408 		return -EINVAL;  in rt1016_set_dai_fmt()
424 	if (freq == rt1016->sysclk && clk_id == rt1016->sysclk_src)  in rt1016_set_component_sysclk()
437 		dev_err(component->dev, "Invalid clock id (%d)\n", clk_id);  in rt1016_set_component_sysclk()
438 		return -EINVAL;  in rt1016_set_component_sysclk()
441 	rt1016->sysclk = freq;  in rt1016_set_component_sysclk()
442 	rt1016->sysclk_src = clk_id;  in rt1016_set_component_sysclk()
444 	dev_dbg(component->dev, "Sysclk is %dHz and clock id is %d\n",  in rt1016_set_component_sysclk()
462 		dev_dbg(component->dev, "PLL disabled\n");  in rt1016_set_component_pll()
464 		rt1016->pll_in = 0;  in rt1016_set_component_pll()
465 		rt1016->pll_out = 0;  in rt1016_set_component_pll()
470 	if (source == rt1016->pll_src && freq_in == rt1016->pll_in &&  in rt1016_set_component_pll()
471 		freq_out == rt1016->pll_out)  in rt1016_set_component_pll()
486 		dev_err(component->dev, "Unknown PLL Source %d\n", source);  in rt1016_set_component_pll()
487 		return -EINVAL;  in rt1016_set_component_pll()
492 		dev_err(component->dev, "Unsupported input clock %d\n", freq_in);  in rt1016_set_component_pll()
496 	dev_dbg(component->dev, "mbypass=%d m=%d n=%d kbypass=%d k=%d\n",  in rt1016_set_component_pll()
509 	rt1016->pll_in = freq_in;  in rt1016_set_component_pll()
510 	rt1016->pll_out = freq_out;  in rt1016_set_component_pll()
511 	rt1016->pll_src = source;  in rt1016_set_component_pll()
521 	rt1016->component = component;  in rt1016_probe()
530 	regmap_write(rt1016->regmap, RT1016_RESET, 0);  in rt1016_remove()
544 		.name = "rt1016-aif",
562 	regcache_cache_only(rt1016->regmap, true);  in rt1016_suspend()
563 	regcache_mark_dirty(rt1016->regmap);  in rt1016_suspend()
572 	regcache_cache_only(rt1016->regmap, false);  in rt1016_resume()
573 	regcache_sync(rt1016->regmap);  in rt1016_resume()
638 	rt1016 = devm_kzalloc(&i2c->dev, sizeof(struct rt1016_priv),  in rt1016_i2c_probe()
641 		return -ENOMEM;  in rt1016_i2c_probe()
645 	rt1016->regmap = devm_regmap_init_i2c(i2c, &rt1016_regmap);  in rt1016_i2c_probe()
646 	if (IS_ERR(rt1016->regmap)) {  in rt1016_i2c_probe()
647 		ret = PTR_ERR(rt1016->regmap);  in rt1016_i2c_probe()
648 		dev_err(&i2c->dev, "Failed to allocate register map: %d\n",  in rt1016_i2c_probe()
653 	regmap_read(rt1016->regmap, RT1016_DEVICE_ID, &val);  in rt1016_i2c_probe()
655 		dev_err(&i2c->dev,  in rt1016_i2c_probe()
657 		return -ENODEV;  in rt1016_i2c_probe()
660 	regmap_write(rt1016->regmap, RT1016_RESET, 0);  in rt1016_i2c_probe()
662 	ret = regmap_register_patch(rt1016->regmap, rt1016_patch,  in rt1016_i2c_probe()
665 		dev_warn(&i2c->dev, "Failed to apply regmap patch: %d\n", ret);  in rt1016_i2c_probe()
667 	return devm_snd_soc_register_component(&i2c->dev,  in rt1016_i2c_probe()
676 	regmap_write(rt1016->regmap, RT1016_RESET, 0);  in rt1016_i2c_shutdown()