1 files changed, 611 insertions, 0 deletions

diff --git a/sound/soc/mediatek/mt8183/mt8183-afe-clk.c b/sound/soc/mediatek/mt8183/mt8183-afe-clk.c
new file mode 100644
index 000000000000..f523ad103acc
--- /dev/null
+++ b/sound/soc/mediatek/mt8183/mt8183-afe-clk.c
@@ -0,0 +1,611 @@
+// SPDX-License-Identifier: GPL-2.0
+//
+// mt8183-afe-clk.c  --  Mediatek 8183 afe clock ctrl
+//
+// Copyright (c) 2018 MediaTek Inc.
+// Author: KaiChieh Chuang <kaichieh.chuang@mediatek.com>
+
+#include <linux/clk.h>
+
+#include "mt8183-afe-common.h"
+#include "mt8183-afe-clk.h"
+#include "mt8183-reg.h"
+
+enum {
+	CLK_AFE = 0,
+	CLK_TML,
+	CLK_APLL22M,
+	CLK_APLL24M,
+	CLK_APLL1_TUNER,
+	CLK_APLL2_TUNER,
+	CLK_I2S1_BCLK_SW,
+	CLK_I2S2_BCLK_SW,
+	CLK_I2S3_BCLK_SW,
+	CLK_I2S4_BCLK_SW,
+	CLK_INFRA_SYS_AUDIO,
+	CLK_MUX_AUDIO,
+	CLK_MUX_AUDIOINTBUS,
+	CLK_TOP_SYSPLL_D2_D4,
+	/* apll related mux */
+	CLK_TOP_MUX_AUD_1,
+	CLK_TOP_APLL1_CK,
+	CLK_TOP_MUX_AUD_2,
+	CLK_TOP_APLL2_CK,
+	CLK_TOP_MUX_AUD_ENG1,
+	CLK_TOP_APLL1_D8,
+	CLK_TOP_MUX_AUD_ENG2,
+	CLK_TOP_APLL2_D8,
+	CLK_TOP_I2S0_M_SEL,
+	CLK_TOP_I2S1_M_SEL,
+	CLK_TOP_I2S2_M_SEL,
+	CLK_TOP_I2S3_M_SEL,
+	CLK_TOP_I2S4_M_SEL,
+	CLK_TOP_I2S5_M_SEL,
+	CLK_TOP_APLL12_DIV0,
+	CLK_TOP_APLL12_DIV1,
+	CLK_TOP_APLL12_DIV2,
+	CLK_TOP_APLL12_DIV3,
+	CLK_TOP_APLL12_DIV4,
+	CLK_TOP_APLL12_DIVB,
+	CLK_CLK26M,
+	CLK_NUM
+};
+
+static const char *aud_clks[CLK_NUM] = {
+	[CLK_AFE] = "aud_afe_clk",
+	[CLK_TML] = "aud_tml_clk",
+	[CLK_APLL22M] = "aud_apll22m_clk",
+	[CLK_APLL24M] = "aud_apll24m_clk",
+	[CLK_APLL1_TUNER] = "aud_apll1_tuner_clk",
+	[CLK_APLL2_TUNER] = "aud_apll2_tuner_clk",
+	[CLK_I2S1_BCLK_SW] = "aud_i2s1_bclk_sw",
+	[CLK_I2S2_BCLK_SW] = "aud_i2s2_bclk_sw",
+	[CLK_I2S3_BCLK_SW] = "aud_i2s3_bclk_sw",
+	[CLK_I2S4_BCLK_SW] = "aud_i2s4_bclk_sw",
+	[CLK_INFRA_SYS_AUDIO] = "aud_infra_clk",
+	[CLK_MUX_AUDIO] = "top_mux_audio",
+	[CLK_MUX_AUDIOINTBUS] = "top_mux_aud_intbus",
+	[CLK_TOP_SYSPLL_D2_D4] = "top_syspll_d2_d4",
+	[CLK_TOP_MUX_AUD_1] = "top_mux_aud_1",
+	[CLK_TOP_APLL1_CK] = "top_apll1_ck",
+	[CLK_TOP_MUX_AUD_2] = "top_mux_aud_2",
+	[CLK_TOP_APLL2_CK] = "top_apll2_ck",
+	[CLK_TOP_MUX_AUD_ENG1] = "top_mux_aud_eng1",
+	[CLK_TOP_APLL1_D8] = "top_apll1_d8",
+	[CLK_TOP_MUX_AUD_ENG2] = "top_mux_aud_eng2",
+	[CLK_TOP_APLL2_D8] = "top_apll2_d8",
+	[CLK_TOP_I2S0_M_SEL] = "top_i2s0_m_sel",
+	[CLK_TOP_I2S1_M_SEL] = "top_i2s1_m_sel",
+	[CLK_TOP_I2S2_M_SEL] = "top_i2s2_m_sel",
+	[CLK_TOP_I2S3_M_SEL] = "top_i2s3_m_sel",
+	[CLK_TOP_I2S4_M_SEL] = "top_i2s4_m_sel",
+	[CLK_TOP_I2S5_M_SEL] = "top_i2s5_m_sel",
+	[CLK_TOP_APLL12_DIV0] = "top_apll12_div0",
+	[CLK_TOP_APLL12_DIV1] = "top_apll12_div1",
+	[CLK_TOP_APLL12_DIV2] = "top_apll12_div2",
+	[CLK_TOP_APLL12_DIV3] = "top_apll12_div3",
+	[CLK_TOP_APLL12_DIV4] = "top_apll12_div4",
+	[CLK_TOP_APLL12_DIVB] = "top_apll12_divb",
+	[CLK_CLK26M] = "top_clk26m_clk",
+};
+
+int mt8183_init_clock(struct mtk_base_afe *afe)
+{
+	struct mt8183_afe_private *afe_priv = afe->platform_priv;
+	int i;
+
+	afe_priv->clk = devm_kcalloc(afe->dev, CLK_NUM, sizeof(*afe_priv->clk),
+				     GFP_KERNEL);
+	if (!afe_priv->clk)
+		return -ENOMEM;
+
+	for (i = 0; i < CLK_NUM; i++) {
+		afe_priv->clk[i] = devm_clk_get(afe->dev, aud_clks[i]);
+		if (IS_ERR(afe_priv->clk[i])) {
+			dev_err(afe->dev, "%s(), devm_clk_get %s fail, ret %ld\n",
+				__func__, aud_clks[i],
+				PTR_ERR(afe_priv->clk[i]));
+			return PTR_ERR(afe_priv->clk[i]);
+		}
+	}
+
+	return 0;
+}
+
+int mt8183_afe_enable_clock(struct mtk_base_afe *afe)
+{
+	struct mt8183_afe_private *afe_priv = afe->platform_priv;
+	int ret;
+
+	ret = clk_prepare_enable(afe_priv->clk[CLK_INFRA_SYS_AUDIO]);
+	if (ret) {
+		dev_err(afe->dev, "%s(), clk_prepare_enable %s fail %d\n",
+			__func__, aud_clks[CLK_INFRA_SYS_AUDIO], ret);
+		goto CLK_INFRA_SYS_AUDIO_ERR;
+	}
+
+	ret = clk_prepare_enable(afe_priv->clk[CLK_MUX_AUDIO]);
+	if (ret) {
+		dev_err(afe->dev, "%s(), clk_prepare_enable %s fail %d\n",
+			__func__, aud_clks[CLK_MUX_AUDIO], ret);
+		goto CLK_MUX_AUDIO_ERR;
+	}
+
+	ret = clk_set_parent(afe_priv->clk[CLK_MUX_AUDIO],
+			     afe_priv->clk[CLK_CLK26M]);
+	if (ret) {
+		dev_err(afe->dev, "%s(), clk_set_parent %s-%s fail %d\n",
+			__func__, aud_clks[CLK_MUX_AUDIO],
+			aud_clks[CLK_CLK26M], ret);
+		goto CLK_MUX_AUDIO_ERR;
+	}
+
+	ret = clk_prepare_enable(afe_priv->clk[CLK_MUX_AUDIOINTBUS]);
+	if (ret) {
+		dev_err(afe->dev, "%s(), clk_prepare_enable %s fail %d\n",
+			__func__, aud_clks[CLK_MUX_AUDIOINTBUS], ret);
+		goto CLK_MUX_AUDIO_INTBUS_ERR;
+	}
+
+	ret = clk_set_parent(afe_priv->clk[CLK_MUX_AUDIOINTBUS],
+			     afe_priv->clk[CLK_TOP_SYSPLL_D2_D4]);
+	if (ret) {
+		dev_err(afe->dev, "%s(), clk_set_parent %s-%s fail %d\n",
+			__func__, aud_clks[CLK_MUX_AUDIOINTBUS],
+			aud_clks[CLK_TOP_SYSPLL_D2_D4], ret);
+		goto CLK_MUX_AUDIO_INTBUS_ERR;
+	}
+
+	ret = clk_prepare_enable(afe_priv->clk[CLK_AFE]);
+	if (ret) {
+		dev_err(afe->dev, "%s clk_prepare_enable %s fail %d\n",
+			__func__, aud_clks[CLK_AFE], ret);
+		goto CLK_AFE_ERR;
+	}
+
+	ret = clk_prepare_enable(afe_priv->clk[CLK_I2S1_BCLK_SW]);
+	if (ret) {
+		dev_err(afe->dev, "%s clk_prepare_enable %s fail %d\n",
+			__func__, aud_clks[CLK_I2S1_BCLK_SW], ret);
+		goto CLK_I2S1_BCLK_SW_ERR;
+	}
+
+	ret = clk_prepare_enable(afe_priv->clk[CLK_I2S2_BCLK_SW]);
+	if (ret) {
+		dev_err(afe->dev, "%s clk_prepare_enable %s fail %d\n",
+			__func__, aud_clks[CLK_I2S2_BCLK_SW], ret);
+		goto CLK_I2S2_BCLK_SW_ERR;
+	}
+
+	ret = clk_prepare_enable(afe_priv->clk[CLK_I2S3_BCLK_SW]);
+	if (ret) {
+		dev_err(afe->dev, "%s clk_prepare_enable %s fail %d\n",
+			__func__, aud_clks[CLK_I2S3_BCLK_SW], ret);
+		goto CLK_I2S3_BCLK_SW_ERR;
+	}
+
+	ret = clk_prepare_enable(afe_priv->clk[CLK_I2S4_BCLK_SW]);
+	if (ret) {
+		dev_err(afe->dev, "%s clk_prepare_enable %s fail %d\n",
+			__func__, aud_clks[CLK_I2S4_BCLK_SW], ret);
+		goto CLK_I2S4_BCLK_SW_ERR;
+	}
+
+	return 0;
+
+CLK_I2S4_BCLK_SW_ERR:
+	clk_disable_unprepare(afe_priv->clk[CLK_I2S3_BCLK_SW]);
+CLK_I2S3_BCLK_SW_ERR:
+	clk_disable_unprepare(afe_priv->clk[CLK_I2S2_BCLK_SW]);
+CLK_I2S2_BCLK_SW_ERR:
+	clk_disable_unprepare(afe_priv->clk[CLK_I2S1_BCLK_SW]);
+CLK_I2S1_BCLK_SW_ERR:
+	clk_disable_unprepare(afe_priv->clk[CLK_AFE]);
+CLK_AFE_ERR:
+	clk_disable_unprepare(afe_priv->clk[CLK_MUX_AUDIOINTBUS]);
+CLK_MUX_AUDIO_INTBUS_ERR:
+	clk_disable_unprepare(afe_priv->clk[CLK_MUX_AUDIO]);
+CLK_MUX_AUDIO_ERR:
+	clk_disable_unprepare(afe_priv->clk[CLK_INFRA_SYS_AUDIO]);
+CLK_INFRA_SYS_AUDIO_ERR:
+	return ret;
+}
+
+int mt8183_afe_disable_clock(struct mtk_base_afe *afe)
+{
+	struct mt8183_afe_private *afe_priv = afe->platform_priv;
+
+	clk_disable_unprepare(afe_priv->clk[CLK_I2S4_BCLK_SW]);
+	clk_disable_unprepare(afe_priv->clk[CLK_I2S3_BCLK_SW]);
+	clk_disable_unprepare(afe_priv->clk[CLK_I2S2_BCLK_SW]);
+	clk_disable_unprepare(afe_priv->clk[CLK_I2S1_BCLK_SW]);
+	clk_disable_unprepare(afe_priv->clk[CLK_AFE]);
+	clk_disable_unprepare(afe_priv->clk[CLK_MUX_AUDIOINTBUS]);
+	clk_disable_unprepare(afe_priv->clk[CLK_MUX_AUDIO]);
+	clk_disable_unprepare(afe_priv->clk[CLK_INFRA_SYS_AUDIO]);
+
+	return 0;
+}
+
+/* apll */
+static int apll1_mux_setting(struct mtk_base_afe *afe, bool enable)
+{
+	struct mt8183_afe_private *afe_priv = afe->platform_priv;
+	int ret;
+
+	if (enable) {
+		ret = clk_prepare_enable(afe_priv->clk[CLK_TOP_MUX_AUD_1]);
+		if (ret) {
+			dev_err(afe->dev, "%s clk_prepare_enable %s fail %d\n",
+				__func__, aud_clks[CLK_TOP_MUX_AUD_1], ret);
+			goto ERR_ENABLE_CLK_TOP_MUX_AUD_1;
+		}
+		ret = clk_set_parent(afe_priv->clk[CLK_TOP_MUX_AUD_1],
+				     afe_priv->clk[CLK_TOP_APLL1_CK]);
+		if (ret) {
+			dev_err(afe->dev, "%s clk_set_parent %s-%s fail %d\n",
+				__func__, aud_clks[CLK_TOP_MUX_AUD_1],
+				aud_clks[CLK_TOP_APLL1_CK], ret);
+			goto ERR_SELECT_CLK_TOP_MUX_AUD_1;
+		}
+
+		/* 180.6336 / 8 = 22.5792MHz */
+		ret = clk_prepare_enable(afe_priv->clk[CLK_TOP_MUX_AUD_ENG1]);
+		if (ret) {
+			dev_err(afe->dev, "%s clk_prepare_enable %s fail %d\n",
+				__func__, aud_clks[CLK_TOP_MUX_AUD_ENG1], ret);
+			goto ERR_ENABLE_CLK_TOP_MUX_AUD_ENG1;
+		}
+		ret = clk_set_parent(afe_priv->clk[CLK_TOP_MUX_AUD_ENG1],
+				     afe_priv->clk[CLK_TOP_APLL1_D8]);
+		if (ret) {
+			dev_err(afe->dev, "%s clk_set_parent %s-%s fail %d\n",
+				__func__, aud_clks[CLK_TOP_MUX_AUD_ENG1],
+				aud_clks[CLK_TOP_APLL1_D8], ret);
+			goto ERR_SELECT_CLK_TOP_MUX_AUD_ENG1;
+		}
+	} else {
+		ret = clk_set_parent(afe_priv->clk[CLK_TOP_MUX_AUD_ENG1],
+				     afe_priv->clk[CLK_CLK26M]);
+		if (ret) {
+			dev_err(afe->dev, "%s clk_set_parent %s-%s fail %d\n",
+				__func__, aud_clks[CLK_TOP_MUX_AUD_ENG1],
+				aud_clks[CLK_CLK26M], ret);
+			goto EXIT;
+		}
+		clk_disable_unprepare(afe_priv->clk[CLK_TOP_MUX_AUD_ENG1]);
+
+		ret = clk_set_parent(afe_priv->clk[CLK_TOP_MUX_AUD_1],
+				     afe_priv->clk[CLK_CLK26M]);
+		if (ret) {
+			dev_err(afe->dev, "%s clk_set_parent %s-%s fail %d\n",
+				__func__, aud_clks[CLK_TOP_MUX_AUD_1],
+				aud_clks[CLK_CLK26M], ret);
+			goto EXIT;
+		}
+		clk_disable_unprepare(afe_priv->clk[CLK_TOP_MUX_AUD_1]);
+	}
+
+	return 0;
+
+ERR_SELECT_CLK_TOP_MUX_AUD_ENG1:
+	clk_set_parent(afe_priv->clk[CLK_TOP_MUX_AUD_ENG1],
+		       afe_priv->clk[CLK_CLK26M]);
+	clk_disable_unprepare(afe_priv->clk[CLK_TOP_MUX_AUD_ENG1]);
+ERR_ENABLE_CLK_TOP_MUX_AUD_ENG1:
+ERR_SELECT_CLK_TOP_MUX_AUD_1:
+	clk_set_parent(afe_priv->clk[CLK_TOP_MUX_AUD_1],
+		       afe_priv->clk[CLK_CLK26M]);
+	clk_disable_unprepare(afe_priv->clk[CLK_TOP_MUX_AUD_1]);
+ERR_ENABLE_CLK_TOP_MUX_AUD_1:
+EXIT:
+	return ret;
+}
+
+static int apll2_mux_setting(struct mtk_base_afe *afe, bool enable)
+{
+	struct mt8183_afe_private *afe_priv = afe->platform_priv;
+	int ret;
+
+	if (enable) {
+		ret = clk_prepare_enable(afe_priv->clk[CLK_TOP_MUX_AUD_2]);
+		if (ret) {
+			dev_err(afe->dev, "%s clk_prepare_enable %s fail %d\n",
+				__func__, aud_clks[CLK_TOP_MUX_AUD_2], ret);
+			goto ERR_ENABLE_CLK_TOP_MUX_AUD_2;
+		}
+		ret = clk_set_parent(afe_priv->clk[CLK_TOP_MUX_AUD_2],
+				     afe_priv->clk[CLK_TOP_APLL2_CK]);
+		if (ret) {
+			dev_err(afe->dev, "%s clk_set_parent %s-%s fail %d\n",
+				__func__, aud_clks[CLK_TOP_MUX_AUD_2],
+				aud_clks[CLK_TOP_APLL2_CK], ret);
+			goto ERR_SELECT_CLK_TOP_MUX_AUD_2;
+		}
+
+		/* 196.608 / 8 = 24.576MHz */
+		ret = clk_prepare_enable(afe_priv->clk[CLK_TOP_MUX_AUD_ENG2]);
+		if (ret) {
+			dev_err(afe->dev, "%s clk_prepare_enable %s fail %d\n",
+				__func__, aud_clks[CLK_TOP_MUX_AUD_ENG2], ret);
+			goto ERR_ENABLE_CLK_TOP_MUX_AUD_ENG2;
+		}
+		ret = clk_set_parent(afe_priv->clk[CLK_TOP_MUX_AUD_ENG2],
+				     afe_priv->clk[CLK_TOP_APLL2_D8]);
+		if (ret) {
+			dev_err(afe->dev, "%s clk_set_parent %s-%s fail %d\n",
+				__func__, aud_clks[CLK_TOP_MUX_AUD_ENG2],
+				aud_clks[CLK_TOP_APLL2_D8], ret);
+			goto ERR_SELECT_CLK_TOP_MUX_AUD_ENG2;
+		}
+	} else {
+		ret = clk_set_parent(afe_priv->clk[CLK_TOP_MUX_AUD_ENG2],
+				     afe_priv->clk[CLK_CLK26M]);
+		if (ret) {
+			dev_err(afe->dev, "%s clk_set_parent %s-%s fail %d\n",
+				__func__, aud_clks[CLK_TOP_MUX_AUD_ENG2],
+				aud_clks[CLK_CLK26M], ret);
+			goto EXIT;
+		}
+		clk_disable_unprepare(afe_priv->clk[CLK_TOP_MUX_AUD_ENG2]);
+
+		ret = clk_set_parent(afe_priv->clk[CLK_TOP_MUX_AUD_2],
+				     afe_priv->clk[CLK_CLK26M]);
+		if (ret) {
+			dev_err(afe->dev, "%s clk_set_parent %s-%s fail %d\n",
+				__func__, aud_clks[CLK_TOP_MUX_AUD_2],
+				aud_clks[CLK_CLK26M], ret);
+			goto EXIT;
+		}
+		clk_disable_unprepare(afe_priv->clk[CLK_TOP_MUX_AUD_2]);
+	}
+
+	return 0;
+
+ERR_SELECT_CLK_TOP_MUX_AUD_ENG2:
+	clk_set_parent(afe_priv->clk[CLK_TOP_MUX_AUD_ENG2],
+		       afe_priv->clk[CLK_CLK26M]);
+	clk_disable_unprepare(afe_priv->clk[CLK_TOP_MUX_AUD_ENG2]);
+ERR_ENABLE_CLK_TOP_MUX_AUD_ENG2:
+ERR_SELECT_CLK_TOP_MUX_AUD_2:
+	clk_set_parent(afe_priv->clk[CLK_TOP_MUX_AUD_2],
+		       afe_priv->clk[CLK_CLK26M]);
+	clk_disable_unprepare(afe_priv->clk[CLK_TOP_MUX_AUD_2]);
+ERR_ENABLE_CLK_TOP_MUX_AUD_2:
+EXIT:
+	return ret;
+}
+
+int mt8183_apll1_enable(struct mtk_base_afe *afe)
+{
+	struct mt8183_afe_private *afe_priv = afe->platform_priv;
+	int ret;
+
+	/* setting for APLL */
+	apll1_mux_setting(afe, true);
+
+	ret = clk_prepare_enable(afe_priv->clk[CLK_APLL22M]);
+	if (ret) {
+		dev_err(afe->dev, "%s clk_prepare_enable %s fail %d\n",
+			__func__, aud_clks[CLK_APLL22M], ret);
+		goto ERR_CLK_APLL22M;
+	}
+
+	ret = clk_prepare_enable(afe_priv->clk[CLK_APLL1_TUNER]);
+	if (ret) {
+		dev_err(afe->dev, "%s clk_prepare_enable %s fail %d\n",
+			__func__, aud_clks[CLK_APLL1_TUNER], ret);
+		goto ERR_CLK_APLL1_TUNER;
+	}
+
+	regmap_update_bits(afe->regmap, AFE_APLL1_TUNER_CFG,
+			   0x0000FFF7, 0x00000832);
+	regmap_update_bits(afe->regmap, AFE_APLL1_TUNER_CFG, 0x1, 0x1);
+
+	regmap_update_bits(afe->regmap, AFE_HD_ENGEN_ENABLE,
+			   AFE_22M_ON_MASK_SFT,
+			   0x1 << AFE_22M_ON_SFT);
+
+	return 0;
+
+ERR_CLK_APLL1_TUNER:
+	clk_disable_unprepare(afe_priv->clk[CLK_APLL22M]);
+ERR_CLK_APLL22M:
+	return ret;
+}
+
+void mt8183_apll1_disable(struct mtk_base_afe *afe)
+{
+	struct mt8183_afe_private *afe_priv = afe->platform_priv;
+
+	regmap_update_bits(afe->regmap, AFE_HD_ENGEN_ENABLE,
+			   AFE_22M_ON_MASK_SFT,
+			   0x0 << AFE_22M_ON_SFT);
+
+	regmap_update_bits(afe->regmap, AFE_APLL1_TUNER_CFG, 0x1, 0x0);
+
+	clk_disable_unprepare(afe_priv->clk[CLK_APLL1_TUNER]);
+	clk_disable_unprepare(afe_priv->clk[CLK_APLL22M]);
+
+	apll1_mux_setting(afe, false);
+}
+
+int mt8183_apll2_enable(struct mtk_base_afe *afe)
+{
+	struct mt8183_afe_private *afe_priv = afe->platform_priv;
+	int ret;
+
+	/* setting for APLL */
+	apll2_mux_setting(afe, true);
+
+	ret = clk_prepare_enable(afe_priv->clk[CLK_APLL24M]);
+	if (ret) {
+		dev_err(afe->dev, "%s clk_prepare_enable %s fail %d\n",
+			__func__, aud_clks[CLK_APLL24M], ret);
+		goto ERR_CLK_APLL24M;
+	}
+
+	ret = clk_prepare_enable(afe_priv->clk[CLK_APLL2_TUNER]);
+	if (ret) {
+		dev_err(afe->dev, "%s clk_prepare_enable %s fail %d\n",
+			__func__, aud_clks[CLK_APLL2_TUNER], ret);
+		goto ERR_CLK_APLL2_TUNER;
+	}
+
+	regmap_update_bits(afe->regmap, AFE_APLL2_TUNER_CFG,
+			   0x0000FFF7, 0x00000634);
+	regmap_update_bits(afe->regmap, AFE_APLL2_TUNER_CFG, 0x1, 0x1);
+
+	regmap_update_bits(afe->regmap, AFE_HD_ENGEN_ENABLE,
+			   AFE_24M_ON_MASK_SFT,
+			   0x1 << AFE_24M_ON_SFT);
+
+	return 0;
+
+ERR_CLK_APLL2_TUNER:
+	clk_disable_unprepare(afe_priv->clk[CLK_APLL24M]);
+ERR_CLK_APLL24M:
+	return ret;
+}
+
+void mt8183_apll2_disable(struct mtk_base_afe *afe)
+{
+	struct mt8183_afe_private *afe_priv = afe->platform_priv;
+
+	regmap_update_bits(afe->regmap, AFE_HD_ENGEN_ENABLE,
+			   AFE_24M_ON_MASK_SFT,
+			   0x0 << AFE_24M_ON_SFT);
+
+	regmap_update_bits(afe->regmap, AFE_APLL2_TUNER_CFG, 0x1, 0x0);
+
+	clk_disable_unprepare(afe_priv->clk[CLK_APLL2_TUNER]);
+	clk_disable_unprepare(afe_priv->clk[CLK_APLL24M]);
+
+	apll2_mux_setting(afe, false);
+}
+
+int mt8183_get_apll_rate(struct mtk_base_afe *afe, int apll)
+{
+	return (apll == MT8183_APLL1) ? 180633600 : 196608000;
+}
+
+int mt8183_get_apll_by_rate(struct mtk_base_afe *afe, int rate)
+{
+	return ((rate % 8000) == 0) ? MT8183_APLL2 : MT8183_APLL1;
+}
+
+int mt8183_get_apll_by_name(struct mtk_base_afe *afe, const char *name)
+{
+	if (strcmp(name, APLL1_W_NAME) == 0)
+		return MT8183_APLL1;
+	else
+		return MT8183_APLL2;
+}
+
+/* mck */
+struct mt8183_mck_div {
+	int m_sel_id;
+	int div_clk_id;
+};
+
+static const struct mt8183_mck_div mck_div[MT8183_MCK_NUM] = {
+	[MT8183_I2S0_MCK] = {
+		.m_sel_id = CLK_TOP_I2S0_M_SEL,
+		.div_clk_id = CLK_TOP_APLL12_DIV0,
+	},
+	[MT8183_I2S1_MCK] = {
+		.m_sel_id = CLK_TOP_I2S1_M_SEL,
+		.div_clk_id = CLK_TOP_APLL12_DIV1,
+	},
+	[MT8183_I2S2_MCK] = {
+		.m_sel_id = CLK_TOP_I2S2_M_SEL,
+		.div_clk_id = CLK_TOP_APLL12_DIV2,
+	},
+	[MT8183_I2S3_MCK] = {
+		.m_sel_id = CLK_TOP_I2S3_M_SEL,
+		.div_clk_id = CLK_TOP_APLL12_DIV3,
+	},
+	[MT8183_I2S4_MCK] = {
+		.m_sel_id = CLK_TOP_I2S4_M_SEL,
+		.div_clk_id = CLK_TOP_APLL12_DIV4,
+	},
+	[MT8183_I2S4_BCK] = {
+		.m_sel_id = -1,
+		.div_clk_id = CLK_TOP_APLL12_DIVB,
+	},
+	[MT8183_I2S5_MCK] = {
+		.m_sel_id = -1,
+		.div_clk_id = -1,
+	},
+};
+
+int mt8183_mck_enable(struct mtk_base_afe *afe, int mck_id, int rate)
+{
+	struct mt8183_afe_private *afe_priv = afe->platform_priv;
+	int apll = mt8183_get_apll_by_rate(afe, rate);
+	int apll_clk_id = apll == MT8183_APLL1 ?
+			  CLK_TOP_MUX_AUD_1 : CLK_TOP_MUX_AUD_2;
+	int m_sel_id = mck_div[mck_id].m_sel_id;
+	int div_clk_id = mck_div[mck_id].div_clk_id;
+	int ret;
+
+	/* i2s5 mck not support */
+	if (mck_id == MT8183_I2S5_MCK)
+		return 0;
+
+	/* select apll */
+	if (m_sel_id >= 0) {
+		ret = clk_prepare_enable(afe_priv->clk[m_sel_id]);
+		if (ret) {
+			dev_err(afe->dev, "%s(), clk_prepare_enable %s fail %d\n",
+				__func__, aud_clks[m_sel_id], ret);
+			goto ERR_ENABLE_MCLK;
+		}
+		ret = clk_set_parent(afe_priv->clk[m_sel_id],
+				     afe_priv->clk[apll_clk_id]);
+		if (ret) {
+			dev_err(afe->dev, "%s(), clk_set_parent %s-%s fail %d\n",
+				__func__, aud_clks[m_sel_id],
+				aud_clks[apll_clk_id], ret);
+			goto ERR_SELECT_MCLK;
+		}
+	}
+
+	/* enable div, set rate */
+	ret = clk_prepare_enable(afe_priv->clk[div_clk_id]);
+	if (ret) {
+		dev_err(afe->dev, "%s(), clk_prepare_enable %s fail %d\n",
+			__func__, aud_clks[div_clk_id], ret);
+		goto ERR_ENABLE_MCLK_DIV;
+	}
+	ret = clk_set_rate(afe_priv->clk[div_clk_id], rate);
+	if (ret) {
+		dev_err(afe->dev, "%s(), clk_set_rate %s, rate %d, fail %d\n",
+			__func__, aud_clks[div_clk_id],
+			rate, ret);
+		goto ERR_SET_MCLK_RATE;
+		return ret;
+	}
+
+	return 0;
+
+ERR_SET_MCLK_RATE:
+	clk_disable_unprepare(afe_priv->clk[div_clk_id]);
+ERR_ENABLE_MCLK_DIV:
+ERR_SELECT_MCLK:
+	if (m_sel_id >= 0)
+		clk_disable_unprepare(afe_priv->clk[m_sel_id]);
+ERR_ENABLE_MCLK:
+	return ret;
+}
+
+void mt8183_mck_disable(struct mtk_base_afe *afe, int mck_id)
+{
+	struct mt8183_afe_private *afe_priv = afe->platform_priv;
+	int m_sel_id = mck_div[mck_id].m_sel_id;
+	int div_clk_id = mck_div[mck_id].div_clk_id;
+
+	clk_disable_unprepare(afe_priv->clk[div_clk_id]);
+	if (m_sel_id >= 0)
+		clk_disable_unprepare(afe_priv->clk[m_sel_id]);
+}