1 // SPDX-License-Identifier: GPL-2.0
3  * MediaTek 8365 ALSA SoC Audio DAI DMIC Control
13 #include "mt8365-afe-clk.h"
14 #include "mt8365-afe-common.h"
46 		return -EINVAL;  in get_chan_reg()
55 	regmap_update_bits(afe->regmap, AFE_ADDA_UL_DL_CON0,  in audio_dmic_adda_enable()
62 	regmap_update_bits(afe->regmap, AFE_ADDA_UL_DL_CON0,  in audio_dmic_adda_disable()
72 	struct mt8365_afe_private *afe_priv = afe->platform_priv;  in mt8365_dai_enable_dmic()
73 	struct mt8365_dmic_data *dmic_data = afe_priv->dai_priv[MT8365_AFE_IO_DMIC];  in mt8365_dai_enable_dmic()
75 	int reg = get_chan_reg(dmic_data->dmic_channel);  in mt8365_dai_enable_dmic()
85 	regmap_update_bits(afe->regmap, reg, val_mask, val_mask);  in mt8365_dai_enable_dmic()
92 	struct mt8365_afe_private *afe_priv = afe->platform_priv;  in mt8365_dai_disable_dmic()
93 	struct mt8365_dmic_data *dmic_data = afe_priv->dai_priv[MT8365_AFE_IO_DMIC];  in mt8365_dai_disable_dmic()
95 	int reg = get_chan_reg(dmic_data->dmic_channel);  in mt8365_dai_disable_dmic()
100 	dev_dbg(afe->dev, "%s dmic_channel %d\n", __func__, dmic_data->dmic_channel);  in mt8365_dai_disable_dmic()
108 	regmap_update_bits(afe->regmap, reg, mask, 0);  in mt8365_dai_disable_dmic()
115 	struct mt8365_afe_private *afe_priv = afe->platform_priv;  in mt8365_dai_configure_dmic()
116 	struct mt8365_dmic_data *dmic_data = afe_priv->dai_priv[MT8365_AFE_IO_DMIC];  in mt8365_dai_configure_dmic()
117 	bool two_wire_mode = dmic_data->two_wire_mode;  in mt8365_dai_configure_dmic()
118 	unsigned int clk_phase_sel_ch1 = dmic_data->clk_phase_sel_ch1;  in mt8365_dai_configure_dmic()
119 	unsigned int clk_phase_sel_ch2 = dmic_data->clk_phase_sel_ch2;  in mt8365_dai_configure_dmic()
121 	unsigned int rate = dai->symmetric_rate;  in mt8365_dai_configure_dmic()
122 	int reg = get_chan_reg(dai->symmetric_channels);  in mt8365_dai_configure_dmic()
125 		return -EINVAL;  in mt8365_dai_configure_dmic()
127 	dmic_data->dmic_channel = dai->symmetric_channels;  in mt8365_dai_configure_dmic()
154 		return -EINVAL;  in mt8365_dai_configure_dmic()
157 	regmap_update_bits(afe->regmap, reg, DMIC_TOP_CON_CONFIG_MASK, val);  in mt8365_dai_configure_dmic()
215 		.name = "DMIC",
218 			.stream_name = "DMIC Capture",
233 /* Values for 48kHz mode */
241 	SOC_SINGLE("DMIC IIR Switch", AFE_DMIC0_UL_SRC_CON0, DMIC_TOP_CON_IIR_ON, 1, 0),
242 	SOC_ENUM("DMIC IIR Mode", iir_mode),
248 	SND_SOC_DAPM_INPUT("DMIC In"),
254 	{"I14", NULL, "DMIC Capture"},
255 	{"I15", NULL, "DMIC Capture"},
256 	{"I16", NULL, "DMIC Capture"},
257 	{"I17", NULL, "DMIC Capture"},
258 	{"I18", NULL, "DMIC Capture"},
259 	{"I19", NULL, "DMIC Capture"},
260 	{"I20", NULL, "DMIC Capture"},
261 	{"I21", NULL, "DMIC Capture"},
262 	{"DMIC Capture", NULL, "DMIC In"},
267 	struct mt8365_afe_private *afe_priv = afe->platform_priv;  in init_dmic_priv_data()
269 	struct device_node *np = afe->dev->of_node;  in init_dmic_priv_data()
273 	dmic_priv = devm_kzalloc(afe->dev, sizeof(*dmic_priv), GFP_KERNEL);  in init_dmic_priv_data()
275 		return -ENOMEM;  in init_dmic_priv_data()
277 	ret = of_property_read_u32_array(np, "mediatek,dmic-mode",  in init_dmic_priv_data()
281 		dmic_priv->two_wire_mode = !!temps[0];  in init_dmic_priv_data()
283 	if (!dmic_priv->two_wire_mode) {  in init_dmic_priv_data()
284 		dmic_priv->clk_phase_sel_ch1 = 0;  in init_dmic_priv_data()
285 		dmic_priv->clk_phase_sel_ch2 = 4;  in init_dmic_priv_data()
288 	afe_priv->dai_priv[MT8365_AFE_IO_DMIC] = dmic_priv;  in init_dmic_priv_data()
296 	dai = devm_kzalloc(afe->dev, sizeof(*dai), GFP_KERNEL);  in mt8365_dai_dmic_register()
298 		return -ENOMEM;  in mt8365_dai_dmic_register()
300 	list_add(&dai->list, &afe->sub_dais);  in mt8365_dai_dmic_register()
301 	dai->dai_drivers = mtk_dai_dmic_driver;  in mt8365_dai_dmic_register()
302 	dai->num_dai_drivers = ARRAY_SIZE(mtk_dai_dmic_driver);  in mt8365_dai_dmic_register()
303 	dai->controls = mtk_dai_dmic_controls;  in mt8365_dai_dmic_register()
304 	dai->num_controls = ARRAY_SIZE(mtk_dai_dmic_controls);  in mt8365_dai_dmic_register()
305 	dai->dapm_widgets = mtk_dai_dmic_widgets;  in mt8365_dai_dmic_register()
306 	dai->num_dapm_widgets = ARRAY_SIZE(mtk_dai_dmic_widgets);  in mt8365_dai_dmic_register()
307 	dai->dapm_routes = mtk_dai_dmic_routes;  in mt8365_dai_dmic_register()
308 	dai->num_dapm_routes = ARRAY_SIZE(mtk_dai_dmic_routes);  in mt8365_dai_dmic_register()