new file mode 100644
@@ -0,0 +1,698 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * mt8196-afe-clk.c -- Mediatek 8196 afe clock ctrl
+ *
+ * Copyright (c) 2024 MediaTek Inc.
+ * Author: Darren Ye <darren.ye@mediatek.com>
+ */
+
+#include <linux/clk.h>
+#include <linux/regmap.h>
+#include <linux/mfd/syscon.h>
+#include "mt8196-afe-common.h"
+#include "mt8196-afe-clk.h"
+
+static DEFINE_MUTEX(mutex_request_dram);
+
+static const char *aud_clks[CLK_NUM] = {
+ [CLK_HOPPING] = "aud_hopping_clk",
+ [CLK_F26M] = "aud_f26m_clk",
+ [CLK_UL0_ADC_CLK] = "aud_ul0_adc_clk",
+ [CLK_UL0_ADC_HIRES_CLK] = "aud_ul0_adc_hires_clk",
+ [CLK_UL1_ADC_CLK] = "aud_ul1_adc_clk",
+ [CLK_UL1_ADC_HIRES_CLK] = "aud_ul1_adc_hires_clk",
+ [CLK_APLL1] = "aud_apll1_clk",
+ [CLK_APLL2] = "aud_apll2_clk",
+ [CLK_APLL1_TUNER] = "aud_apll_tuner1_clk",
+ [CLK_APLL2_TUNER] = "aud_apll_tuner2_clk",
+ [CLK_VLP_MUX_AUDIOINTBUS] = "vlp_mux_audio_int",
+ [CLK_VLP_MUX_AUD_ENG1] = "vlp_mux_aud_eng1",
+ [CLK_VLP_MUX_AUD_ENG2] = "vlp_mux_aud_eng2",
+ [CLK_VLP_MUX_AUDIO_H] = "vlp_mux_audio_h",
+ [CLK_VLP_CLK26M] = "vlp_clk26m_clk",
+ [CLK_CK_MAINPLL_D4_D4] = "ck_mainpll_d4_d4",
+ [CLK_CK_MUX_AUD_1] = "ck_mux_aud_1",
+ [CLK_CK_APLL1_CK] = "ck_apll1_ck",
+ [CLK_CK_MUX_AUD_2] = "ck_mux_aud_2",
+ [CLK_CK_APLL2_CK] = "ck_apll2_ck",
+ [CLK_CK_APLL1_D4] = "ck_apll1_d4",
+ [CLK_CK_APLL2_D4] = "ck_apll2_d4",
+ [CLK_CK_I2SIN0_M_SEL] = "ck_i2sin0_m_sel",
+ [CLK_CK_I2SIN1_M_SEL] = "ck_i2sin1_m_sel",
+ [CLK_CK_FMI2S_M_SEL] = "ck_fmi2s_m_sel",
+ [CLK_CK_TDMOUT_M_SEL] = "ck_tdmout_m_sel",
+ [CLK_CK_APLL12_DIV_I2SIN0] = "ck_apll12_div_i2sin0",
+ [CLK_CK_APLL12_DIV_I2SIN1] = "ck_apll12_div_i2sin1",
+ [CLK_CK_APLL12_DIV_FMI2S] = "ck_apll12_div_fmi2s",
+ [CLK_CK_APLL12_DIV_TDMOUT_M] = "ck_apll12_div_tdmout_m",
+ [CLK_CK_APLL12_DIV_TDMOUT_B] = "ck_apll12_div_tdmout_b",
+ [CLK_CK_ADSP_SEL] = "ck_adsp_sel",
+ [CLK_CLK26M] = "ck_clk26m_clk",
+};
+
+int mt8196_set_audio_int_bus_parent(struct mtk_base_afe *afe,
+ int clk_id, bool int_bus)
+{
+ struct mt8196_afe_private *afe_priv = afe->platform_priv;
+ struct clk *clk;
+ int ret;
+
+ if (clk_id >= CLK_NUM || clk_id < 0)
+ return -EINVAL;
+
+ clk = int_bus ? afe_priv->clk[CLK_VLP_MUX_AUDIOINTBUS] :
+ afe_priv->clk[CLK_VLP_MUX_AUDIO_H];
+ ret = clk_set_parent(clk, afe_priv->clk[clk_id]);
+ if (ret)
+ dev_err(afe->dev, "%s() clk_set_parent %s fail %d, int_bus %d\n",
+ __func__, aud_clks[clk_id], ret, int_bus);
+
+ return ret;
+}
+
+static int apll1_mux_setting(struct mtk_base_afe *afe, bool enable)
+{
+ struct mt8196_afe_private *afe_priv = afe->platform_priv;
+ int ret = 0;
+
+ dev_dbg(afe->dev, "%s(), enable: %d\n", __func__, enable);
+
+ if (enable) {
+ ret = clk_prepare_enable(afe_priv->clk[CLK_CK_MUX_AUD_1]);
+ if (ret) {
+ dev_err(afe->dev, "%s clk_prepare_enable %s fail %d\n",
+ __func__, aud_clks[CLK_CK_MUX_AUD_1], ret);
+ goto EXIT;
+ }
+ ret = clk_set_parent(afe_priv->clk[CLK_CK_MUX_AUD_1],
+ afe_priv->clk[CLK_CK_APLL1_CK]);
+ if (ret) {
+ dev_err(afe->dev, "%s clk_set_parent %s-%s fail %d\n",
+ __func__, aud_clks[CLK_CK_MUX_AUD_1],
+ aud_clks[CLK_CK_APLL1_CK], ret);
+ goto EXIT;
+ }
+
+ /* 180.6336 / 4 = 45.1584MHz */
+ ret = clk_prepare_enable(afe_priv->clk[CLK_VLP_MUX_AUD_ENG1]);
+ if (ret) {
+ dev_err(afe->dev, "%s clk_prepare_enable %s fail %d\n",
+ __func__, aud_clks[CLK_VLP_MUX_AUD_ENG1], ret);
+ goto EXIT;
+ }
+ ret = clk_set_parent(afe_priv->clk[CLK_VLP_MUX_AUD_ENG1],
+ afe_priv->clk[CLK_CK_APLL1_D4]);
+ if (ret) {
+ dev_err(afe->dev, "%s clk_set_parent %s-%s fail %d\n",
+ __func__, aud_clks[CLK_VLP_MUX_AUD_ENG1],
+ aud_clks[CLK_CK_APLL1_D4], ret);
+ goto EXIT;
+ }
+ ret = clk_prepare_enable(afe_priv->clk[CLK_VLP_MUX_AUDIO_H]);
+ if (ret) {
+ dev_err(afe->dev, "%s clk_prepare_enable %s fail %d\n",
+ __func__, aud_clks[CLK_VLP_MUX_AUDIO_H], ret);
+ goto EXIT;
+ }
+
+ mt8196_set_audio_int_bus_parent(afe, CLK_CK_APLL1_CK, false);
+ } else {
+ ret = clk_set_parent(afe_priv->clk[CLK_VLP_MUX_AUD_ENG1],
+ afe_priv->clk[CLK_VLP_CLK26M]);
+ if (ret) {
+ dev_err(afe->dev, "%s clk_set_parent %s-%s fail %d\n",
+ __func__, aud_clks[CLK_VLP_MUX_AUD_ENG1],
+ aud_clks[CLK_VLP_CLK26M], ret);
+ goto EXIT;
+ }
+ clk_disable_unprepare(afe_priv->clk[CLK_VLP_MUX_AUD_ENG1]);
+
+ ret = clk_set_parent(afe_priv->clk[CLK_CK_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_CK_MUX_AUD_1],
+ aud_clks[CLK_CLK26M], ret);
+ goto EXIT;
+ }
+ clk_disable_unprepare(afe_priv->clk[CLK_CK_MUX_AUD_1]);
+
+ mt8196_set_audio_int_bus_parent(afe, CLK_VLP_CLK26M, false);
+ clk_disable_unprepare(afe_priv->clk[CLK_VLP_MUX_AUDIO_H]);
+ }
+
+EXIT:
+ return 0;
+}
+
+static int apll2_mux_setting(struct mtk_base_afe *afe, bool enable)
+{
+ struct mt8196_afe_private *afe_priv = afe->platform_priv;
+ int ret = 0;
+
+ dev_dbg(afe->dev, "%s(), enable: %d\n", __func__, enable);
+
+ if (enable) {
+ ret = clk_prepare_enable(afe_priv->clk[CLK_CK_MUX_AUD_2]);
+ if (ret) {
+ dev_err(afe->dev, "%s clk_prepare_enable %s fail %d\n",
+ __func__, aud_clks[CLK_CK_MUX_AUD_2], ret);
+ goto EXIT;
+ }
+ ret = clk_set_parent(afe_priv->clk[CLK_CK_MUX_AUD_2],
+ afe_priv->clk[CLK_CK_APLL2_CK]);
+ if (ret) {
+ dev_err(afe->dev, "%s clk_set_parent %s-%s fail %d\n",
+ __func__, aud_clks[CLK_CK_MUX_AUD_2],
+ aud_clks[CLK_CK_APLL2_CK], ret);
+ goto EXIT;
+ }
+
+ /* 196.608 / 4 = 49.152MHz */
+ ret = clk_prepare_enable(afe_priv->clk[CLK_VLP_MUX_AUD_ENG2]);
+ if (ret) {
+ dev_err(afe->dev, "%s clk_prepare_enable %s fail %d\n",
+ __func__, aud_clks[CLK_VLP_MUX_AUD_ENG2], ret);
+ goto EXIT;
+ }
+ ret = clk_set_parent(afe_priv->clk[CLK_VLP_MUX_AUD_ENG2],
+ afe_priv->clk[CLK_CK_APLL2_D4]);
+ if (ret) {
+ dev_err(afe->dev, "%s clk_set_parent %s-%s fail %d\n",
+ __func__, aud_clks[CLK_VLP_MUX_AUD_ENG2],
+ aud_clks[CLK_CK_APLL2_D4], ret);
+ goto EXIT;
+ }
+ ret = clk_prepare_enable(afe_priv->clk[CLK_VLP_MUX_AUDIO_H]);
+ if (ret) {
+ dev_err(afe->dev, "%s clk_prepare_enable %s fail %d\n",
+ __func__, aud_clks[CLK_VLP_MUX_AUDIO_H], ret);
+ goto EXIT;
+ }
+
+ mt8196_set_audio_int_bus_parent(afe, CLK_CK_APLL2_CK, false);
+ } else {
+ ret = clk_set_parent(afe_priv->clk[CLK_VLP_MUX_AUD_ENG2],
+ afe_priv->clk[CLK_VLP_CLK26M]);
+ if (ret) {
+ dev_err(afe->dev, "%s clk_set_parent %s-%s fail %d\n",
+ __func__, aud_clks[CLK_VLP_MUX_AUD_ENG2],
+ aud_clks[CLK_VLP_CLK26M], ret);
+ goto EXIT;
+ }
+ clk_disable_unprepare(afe_priv->clk[CLK_VLP_MUX_AUD_ENG2]);
+
+ ret = clk_set_parent(afe_priv->clk[CLK_CK_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_CK_MUX_AUD_2],
+ aud_clks[CLK_CLK26M], ret);
+ goto EXIT;
+ }
+ clk_disable_unprepare(afe_priv->clk[CLK_CK_MUX_AUD_2]);
+
+ mt8196_set_audio_int_bus_parent(afe, CLK_VLP_CLK26M, false);
+ clk_disable_unprepare(afe_priv->clk[CLK_VLP_MUX_AUDIO_H]);
+ }
+EXIT:
+ return 0;
+}
+
+int mt8196_afe_disable_apll(struct mtk_base_afe *afe)
+{
+ struct mt8196_afe_private *afe_priv = afe->platform_priv;
+ int ret = 0;
+
+ dev_dbg(afe->dev, "%s() successfully start\n", __func__);
+
+ ret = clk_prepare_enable(afe_priv->clk[CLK_VLP_MUX_AUDIO_H]);
+ if (ret) {
+ dev_err(afe->dev, "%s clk_prepare_enable %s fail %d\n",
+ __func__, aud_clks[CLK_VLP_MUX_AUDIO_H], ret);
+ goto EXIT;
+ }
+
+ ret = clk_prepare_enable(afe_priv->clk[CLK_CK_MUX_AUD_1]);
+ if (ret) {
+ dev_err(afe->dev, "%s clk_prepare_enable %s fail %d\n",
+ __func__, aud_clks[CLK_CK_MUX_AUD_1], ret);
+ goto EXIT;
+ }
+
+ ret = clk_set_parent(afe_priv->clk[CLK_CK_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_CK_MUX_AUD_1],
+ aud_clks[CLK_CLK26M], ret);
+ goto EXIT;
+ }
+ ret = clk_prepare_enable(afe_priv->clk[CLK_CK_MUX_AUD_2]);
+ if (ret) {
+ dev_err(afe->dev, "%s clk_prepare_enable %s fail %d\n",
+ __func__, aud_clks[CLK_CK_MUX_AUD_2], ret);
+ goto EXIT;
+ }
+
+ ret = clk_set_parent(afe_priv->clk[CLK_CK_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_CK_MUX_AUD_2],
+ aud_clks[CLK_CLK26M], ret);
+ goto EXIT;
+ }
+
+ clk_disable_unprepare(afe_priv->clk[CLK_CK_MUX_AUD_1]);
+ clk_disable_unprepare(afe_priv->clk[CLK_CK_MUX_AUD_2]);
+ mt8196_set_audio_int_bus_parent(afe, CLK_VLP_CLK26M, false);
+ clk_disable_unprepare(afe_priv->clk[CLK_VLP_MUX_AUDIO_H]);
+
+ return 0;
+EXIT:
+ return ret;
+}
+
+static int mt8196_afe_apll_init(struct mtk_base_afe *afe)
+{
+ struct mt8196_afe_private *afe_priv = afe->platform_priv;
+
+ /* VLP_APLL1_CON0 = 0x6f28bd4c
+ * VLP_APLL2_CON2 = 0x78FD5264
+ * VLP_APLL1_TUNER_CON0 = 0x6f28bd4d
+ * VLP_APLL2_TUNER_CON0 = 0x78fd5265
+ */
+ if (afe_priv->vlp_ck) {
+ regmap_write(afe_priv->vlp_ck, VLP_APLL1_TUNER_CON0, 0x6f28bd4d);
+ regmap_write(afe_priv->vlp_ck, VLP_APLL2_TUNER_CON0, 0x78fd5265);
+ } else {
+ dev_warn(afe->dev, "%s vlp_ck regmap is null ptr\n", __func__);
+ }
+ return 0;
+}
+
+int mt8196_afe_enable_clock(struct mtk_base_afe *afe)
+{
+ struct mt8196_afe_private *afe_priv = afe->platform_priv;
+ int ret = 0;
+
+ ret = clk_prepare_enable(afe_priv->clk[CLK_CK_ADSP_SEL]);
+ if (ret) {
+ dev_err(afe->dev, "%s clk_prepare_enable %s fail %d\n",
+ __func__, aud_clks[CLK_CK_ADSP_SEL], ret);
+ goto CLK_CK_ADSP_SEL_ERR;
+ }
+
+ ret = clk_prepare_enable(afe_priv->clk[CLK_VLP_MUX_AUDIOINTBUS]);
+ if (ret) {
+ dev_err(afe->dev, "%s clk_prepare_enable %s fail %d\n",
+ __func__, aud_clks[CLK_VLP_MUX_AUDIOINTBUS], ret);
+ goto CLK_MUX_AUDIO_INTBUS_ERR;
+ }
+ ret = mt8196_set_audio_int_bus_parent(afe, CLK_VLP_CLK26M, true);
+
+ ret = clk_prepare_enable(afe_priv->clk[CLK_VLP_MUX_AUDIO_H]);
+ if (ret) {
+ dev_err(afe->dev, "%s clk_prepare_enable %s fail %d\n",
+ __func__, aud_clks[CLK_VLP_MUX_AUDIO_H], ret);
+ goto CLK_AUDIO_H_ERR;
+ }
+ mt8196_set_audio_int_bus_parent(afe, CLK_VLP_CLK26M, false);
+
+ /* IPM2.0: USE HOPPING & 26M */
+ ret = clk_prepare_enable(afe_priv->clk[CLK_HOPPING]);
+ if (ret) {
+ dev_err(afe->dev, "%s() clk_prepare_enable %s fail %d\n",
+ __func__, aud_clks[CLK_HOPPING], ret);
+ goto CLK_AFE_ERR;
+ }
+ ret = clk_prepare_enable(afe_priv->clk[CLK_F26M]);
+ if (ret) {
+ dev_err(afe->dev, "%s() clk_prepare_enable %s fail %d\n",
+ __func__, aud_clks[CLK_F26M], ret);
+ goto CLK_AFE_ERR;
+ }
+
+ return 0;
+
+CLK_AFE_ERR:
+ /* IPM2.0: Use HOPPING & 26M */
+ clk_disable_unprepare(afe_priv->clk[CLK_HOPPING]);
+ clk_disable_unprepare(afe_priv->clk[CLK_F26M]);
+CLK_AUDIO_H_ERR:
+ clk_disable_unprepare(afe_priv->clk[CLK_VLP_MUX_AUDIO_H]);
+CLK_MUX_AUDIO_INTBUS_ERR:
+ clk_disable_unprepare(afe_priv->clk[CLK_VLP_MUX_AUDIOINTBUS]);
+CLK_CK_ADSP_SEL_ERR:
+ clk_disable_unprepare(afe_priv->clk[CLK_CK_ADSP_SEL]);
+ return ret;
+}
+
+void mt8196_afe_disable_clock(struct mtk_base_afe *afe)
+{
+ struct mt8196_afe_private *afe_priv = afe->platform_priv;
+
+ dev_dbg(afe->dev, "%s() successfully start\n", __func__);
+
+ /* IPM2.0: Use HOPPING & 26M */
+ clk_disable_unprepare(afe_priv->clk[CLK_HOPPING]);
+ clk_disable_unprepare(afe_priv->clk[CLK_F26M]);
+ mt8196_set_audio_int_bus_parent(afe, CLK_VLP_CLK26M, false);
+ clk_disable_unprepare(afe_priv->clk[CLK_VLP_MUX_AUDIO_H]);
+ mt8196_set_audio_int_bus_parent(afe, CLK_VLP_CLK26M, true);
+ clk_disable_unprepare(afe_priv->clk[CLK_VLP_MUX_AUDIOINTBUS]);
+ clk_disable_unprepare(afe_priv->clk[CLK_CK_ADSP_SEL]);
+}
+
+int mt8196_afe_dram_request(struct device *dev)
+{
+ struct mtk_base_afe *afe = dev_get_drvdata(dev);
+ struct mt8196_afe_private *afe_priv = afe->platform_priv;
+
+ dev_dbg(dev, "%s(), dram_resource_counter %d\n",
+ __func__, afe_priv->dram_resource_counter);
+
+ mutex_lock(&mutex_request_dram);
+
+ afe_priv->dram_resource_counter++;
+ mutex_unlock(&mutex_request_dram);
+
+ return 0;
+}
+
+int mt8196_afe_dram_release(struct device *dev)
+{
+ struct mtk_base_afe *afe = dev_get_drvdata(dev);
+ struct mt8196_afe_private *afe_priv = afe->platform_priv;
+
+ dev_dbg(dev, "%s(), dram_resource_counter %d\n",
+ __func__, afe_priv->dram_resource_counter);
+
+ mutex_lock(&mutex_request_dram);
+ afe_priv->dram_resource_counter--;
+
+ if (afe_priv->dram_resource_counter < 0) {
+ dev_warn(dev, "%s(), dram_resource_counter %d\n",
+ __func__, afe_priv->dram_resource_counter);
+ afe_priv->dram_resource_counter = 0;
+ }
+ mutex_unlock(&mutex_request_dram);
+ return 0;
+}
+
+int mt8196_apll1_enable(struct mtk_base_afe *afe)
+{
+ struct mt8196_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_APLL1]);
+ if (ret) {
+ dev_err(afe->dev, "%s clk_prepare_enable %s fail %d\n",
+ __func__, aud_clks[CLK_APLL1], ret);
+ goto ERR_CLK_APLL1;
+ }
+
+ 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, 0x00000372);
+ regmap_update_bits(afe->regmap, AFE_APLL1_TUNER_CFG, 0x1, 0x1);
+
+ regmap_update_bits(afe->regmap, AUDIO_ENGEN_CON0,
+ AUDIO_APLL1_EN_ON_MASK_SFT,
+ 0x1 << AUDIO_APLL1_EN_ON_SFT);
+ return 0;
+
+ERR_CLK_APLL1_TUNER:
+ clk_disable_unprepare(afe_priv->clk[CLK_APLL1_TUNER]);
+ERR_CLK_APLL1:
+ clk_disable_unprepare(afe_priv->clk[CLK_APLL1]);
+
+ return ret;
+}
+
+void mt8196_apll1_disable(struct mtk_base_afe *afe)
+{
+ struct mt8196_afe_private *afe_priv = afe->platform_priv;
+
+ regmap_update_bits(afe->regmap, AUDIO_ENGEN_CON0,
+ AUDIO_APLL1_EN_ON_MASK_SFT,
+ 0x0 << AUDIO_APLL1_EN_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_APLL1]);
+
+ apll1_mux_setting(afe, false);
+}
+
+int mt8196_apll2_enable(struct mtk_base_afe *afe)
+{
+ struct mt8196_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_APLL2]);
+ if (ret) {
+ dev_err(afe->dev, "%s clk_prepare_enable %s fail %d\n",
+ __func__, aud_clks[CLK_APLL2], ret);
+ goto ERR_CLK_APLL2;
+ }
+
+ 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, 0x00000374);
+ regmap_update_bits(afe->regmap, AFE_APLL2_TUNER_CFG, 0x1, 0x1);
+
+ regmap_update_bits(afe->regmap, AUDIO_ENGEN_CON0,
+ AUDIO_APLL2_EN_ON_MASK_SFT,
+ 0x1 << AUDIO_APLL2_EN_ON_SFT);
+
+ return 0;
+
+ERR_CLK_APLL2_TUNER:
+ clk_disable_unprepare(afe_priv->clk[CLK_APLL2_TUNER]);
+ERR_CLK_APLL2:
+ clk_disable_unprepare(afe_priv->clk[CLK_APLL2]);
+
+ return ret;
+
+ return 0;
+}
+
+void mt8196_apll2_disable(struct mtk_base_afe *afe)
+{
+ struct mt8196_afe_private *afe_priv = afe->platform_priv;
+
+ regmap_update_bits(afe->regmap, AUDIO_ENGEN_CON0,
+ AUDIO_APLL2_EN_ON_MASK_SFT,
+ 0x0 << AUDIO_APLL2_EN_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_APLL2]);
+
+ apll2_mux_setting(afe, false);
+}
+
+int mt8196_get_apll_rate(struct mtk_base_afe *afe, int apll)
+{
+ return (apll == MT8196_APLL1) ? 180633600 : 196608000;
+}
+
+int mt8196_get_apll_by_rate(struct mtk_base_afe *afe, int rate)
+{
+ return ((rate % 8000) == 0) ? MT8196_APLL2 : MT8196_APLL1;
+}
+
+int mt8196_get_apll_by_name(struct mtk_base_afe *afe, const char *name)
+{
+ if (strcmp(name, APLL1_W_NAME) == 0)
+ return MT8196_APLL1;
+ else
+ return MT8196_APLL2;
+}
+
+/* mck */
+struct mt8196_mck_div {
+ int m_sel_id;
+ int div_clk_id;
+};
+
+static const struct mt8196_mck_div mck_div[MT8196_MCK_NUM] = {
+ [MT8196_I2SIN0_MCK] = {
+ .m_sel_id = CLK_CK_I2SIN0_M_SEL,
+ .div_clk_id = CLK_CK_APLL12_DIV_I2SIN0,
+ },
+ [MT8196_I2SIN1_MCK] = {
+ .m_sel_id = CLK_CK_I2SIN1_M_SEL,
+ .div_clk_id = CLK_CK_APLL12_DIV_I2SIN1,
+ },
+ [MT8196_FMI2S_MCK] = {
+ .m_sel_id = CLK_CK_FMI2S_M_SEL,
+ .div_clk_id = CLK_CK_APLL12_DIV_FMI2S,
+ },
+ [MT8196_TDMOUT_MCK] = {
+ .m_sel_id = CLK_CK_TDMOUT_M_SEL,
+ .div_clk_id = CLK_CK_APLL12_DIV_TDMOUT_M,
+ },
+ [MT8196_TDMOUT_BCK] = {
+ .m_sel_id = -1,
+ .div_clk_id = CLK_CK_APLL12_DIV_TDMOUT_B,
+ },
+};
+
+int mt8196_mck_enable(struct mtk_base_afe *afe, int mck_id, int rate)
+{
+ struct mt8196_afe_private *afe_priv = afe->platform_priv;
+ int apll = mt8196_get_apll_by_rate(afe, rate);
+ int apll_clk_id = apll == MT8196_APLL1 ?
+ CLK_CK_MUX_AUD_1 : CLK_CK_MUX_AUD_2;
+ int m_sel_id = 0;
+ int div_clk_id = 0;
+ int ret = 0;
+
+ dev_dbg(afe->dev, "%s(), mck_id: %d\n", __func__, mck_id);
+
+ if (mck_id >= MT8196_MCK_NUM || mck_id < 0)
+ return -EINVAL;
+
+ m_sel_id = mck_div[mck_id].m_sel_id;
+ div_clk_id = mck_div[mck_id].div_clk_id;
+
+ /* 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);
+ return ret;
+ }
+ 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);
+ return ret;
+ }
+ }
+
+ /* enable div, set rate */
+ if (div_clk_id < 0) {
+ dev_err(afe->dev, "%s(), invalid div_clk_id %d\n", __func__, div_clk_id);
+ return -EINVAL;
+ }
+ if (div_clk_id == CLK_CK_APLL12_DIV_TDMOUT_B)
+ rate = rate * 16;
+ 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);
+ return ret;
+ }
+ 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);
+ return ret;
+ }
+ return 0;
+}
+
+int mt8196_mck_disable(struct mtk_base_afe *afe, int mck_id)
+{
+ struct mt8196_afe_private *afe_priv = afe->platform_priv;
+ int m_sel_id = 0;
+ int div_clk_id = 0;
+
+ dev_dbg(afe->dev, "%s(), mck_id: %d.\n", __func__, mck_id);
+
+ if (mck_id < 0) {
+ dev_err(afe->dev, "%s(), mck_id = %d < 0\n",
+ __func__, mck_id);
+ return -EINVAL;
+ }
+
+ m_sel_id = mck_div[mck_id].m_sel_id;
+ div_clk_id = mck_div[mck_id].div_clk_id;
+
+ if (div_clk_id < 0) {
+ dev_err(afe->dev, "%s(), div_clk_id = %d < 0\n",
+ __func__, div_clk_id);
+ return -EINVAL;
+ }
+ clk_disable_unprepare(afe_priv->clk[div_clk_id]);
+
+ if (m_sel_id >= 0)
+ clk_disable_unprepare(afe_priv->clk[m_sel_id]);
+
+ return 0;
+}
+
+int mt8196_init_clock(struct mtk_base_afe *afe)
+{
+ struct mt8196_afe_private *afe_priv = afe->platform_priv;
+ int i = 0;
+
+ 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++) {
+ if (!aud_clks[i]) {
+ dev_err(afe->dev, "%s(), clk id %d not define!!!\n",
+ __func__, 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]));
+ afe_priv->clk[i] = NULL;
+ }
+ }
+
+ afe_priv->vlp_ck = syscon_regmap_lookup_by_phandle(afe->dev->of_node,
+ "vlpcksys");
+ if (IS_ERR(afe_priv->vlp_ck)) {
+ dev_err(afe->dev, "%s() Cannot find vlpcksys: %ld\n",
+ __func__, PTR_ERR(afe_priv->vlp_ck));
+ afe_priv->vlp_ck = NULL;
+ }
+
+ afe_priv->cksys_ck = syscon_regmap_lookup_by_phandle(afe->dev->of_node,
+ "cksys");
+ if (IS_ERR(afe_priv->cksys_ck)) {
+ dev_err(afe->dev, "%s() Cannot find cksys controller: %ld\n",
+ __func__, PTR_ERR(afe_priv->cksys_ck));
+ afe_priv->cksys_ck = NULL;
+ }
+
+ mt8196_afe_apll_init(afe);
+ mt8196_afe_disable_apll(afe);
+
+ return 0;
+}
new file mode 100644
@@ -0,0 +1,313 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * mt8196-afe-clk.h -- Mediatek 8196 afe clock ctrl definition
+ *
+ * Copyright (c) 2024 MediaTek Inc.
+ * Author: Darren Ye <darren.ye@mediatek.com>
+ */
+
+#ifndef _MT8196_AFE_CLOCK_CTRL_H_
+#define _MT8196_AFE_CLOCK_CTRL_H_
+
+// vlp_cksys_clk: 0x1c016000
+#define VLP_AP_PLL_CON3 0x0264
+#define VLP_APLL1_CON0 0x0274
+#define VLP_APLL1_CON1 0x0278
+#define VLP_APLL1_CON2 0x027c
+#define VLP_APLL1_CON4 0x0284
+#define VLP_APLL1_TUNER_CON0 0x02a4
+
+#define VLP_APLL2_CON0 0x028c
+#define VLP_APLL2_CON1 0x0290
+#define VLP_APLL2_CON2 0x0294
+#define VLP_APLL2_CON4 0x029c
+#define VLP_APLL2_TUNER_CON0 0x02a8
+#define VLP_CLK_CFG_UPDATE1 0x0008
+
+// cksys_clk: 0x10000000
+#define CLK_CFG_13 0x00e0
+#define CLK_CFG_UPDATE1 0x0008
+
+#define CLK_AUDDIV_0 0x020c
+#define CLK_AUDDIV_2 0x0214
+#define CLK_AUDDIV_5 0x0228
+
+#define CKSYS_AUD_TOP_CFG 0x0218
+
+/* CLK_AUDDIV_0 */
+#define APLL12_DIV_I2SIN0_PDN_SFT 0
+#define APLL12_DIV_I2SIN0_PDN_MASK 0x1
+#define APLL12_DIV_I2SIN0_PDN_MASK_SFT (0x1 << 0)
+#define APLL12_DIV_I2SIN1_PDN_SFT 1
+#define APLL12_DIV_I2SIN1_PDN_MASK 0x1
+#define APLL12_DIV_I2SIN1_PDN_MASK_SFT (0x1 << 1)
+#define APLL12_DIV_I2SIN2_PDN_SFT 2
+#define APLL12_DIV_I2SIN2_PDN_MASK 0x1
+#define APLL12_DIV_I2SIN2_PDN_MASK_SFT (0x1 << 2)
+#define APLL12_DIV_I2SIN3_PDN_SFT 3
+#define APLL12_DIV_I2SIN3_PDN_MASK 0x1
+#define APLL12_DIV_I2SIN3_PDN_MASK_SFT (0x1 << 3)
+#define APLL12_DIV_I2SIN4_PDN_SFT 4
+#define APLL12_DIV_I2SIN4_PDN_MASK 0x1
+#define APLL12_DIV_I2SIN4_PDN_MASK_SFT (0x1 << 4)
+#define APLL12_DIV_I2SIN6_PDN_SFT 5
+#define APLL12_DIV_I2SIN6_PDN_MASK 0x1
+#define APLL12_DIV_I2SIN6_PDN_MASK_SFT (0x1 << 5)
+#define APLL12_DIV_I2SOUT0_PDN_SFT 6
+#define APLL12_DIV_I2SOUT0_PDN_MASK 0x1
+#define APLL12_DIV_I2SOUT0_PDN_MASK_SFT (0x1 << 6)
+#define APLL12_DIV_I2SOUT1_PDN_SFT 7
+#define APLL12_DIV_I2SOUT1_PDN_MASK 0x1
+#define APLL12_DIV_I2SOUT1_PDN_MASK_SFT (0x1 << 7)
+#define APLL12_DIV_I2SOUT2_PDN_SFT 8
+#define APLL12_DIV_I2SOUT2_PDN_MASK 0x1
+#define APLL12_DIV_I2SOUT2_PDN_MASK_SFT (0x1 << 8)
+#define APLL12_DIV_I2SOUT3_PDN_SFT 9
+#define APLL12_DIV_I2SOUT3_PDN_MASK 0x1
+#define APLL12_DIV_I2SOUT3_PDN_MASK_SFT (0x1 << 9)
+#define APLL12_DIV_I2SOUT4_PDN_SFT 10
+#define APLL12_DIV_I2SOUT4_PDN_MASK 0x1
+#define APLL12_DIV_I2SOUT4_PDN_MASK_SFT (0x1 << 10)
+#define APLL12_DIV_I2SOUT6_PDN_SFT 11
+#define APLL12_DIV_I2SOUT6_PDN_MASK 0x1
+#define APLL12_DIV_I2SOUT6_PDN_MASK_SFT (0x1 << 11)
+#define APLL12_DIV_FMI2S_PDN_SFT 12
+#define APLL12_DIV_FMI2S_PDN_MASK 0x1
+#define APLL12_DIV_FMI2S_PDN_MASK_SFT (0x1 << 12)
+#define APLL12_DIV_TDMOUT_M_PDN_SFT 13
+#define APLL12_DIV_TDMOUT_M_PDN_MASK 0x1
+#define APLL12_DIV_TDMOUT_M_PDN_MASK_SFT (0x1 << 13)
+#define APLL12_DIV_TDMOUT_B_PDN_SFT 14
+#define APLL12_DIV_TDMOUT_B_PDN_MASK 0x1
+#define APLL12_DIV_TDMOUT_B_PDN_MASK_SFT (0x1 << 14)
+#define APLL_I2SIN0_MCK_SEL_SFT 16
+#define APLL_I2SIN0_MCK_SEL_MASK 0x1
+#define APLL_I2SIN0_MCK_SEL_MASK_SFT (0x1 << 16)
+#define APLL_I2SIN1_MCK_SEL_SFT 17
+#define APLL_I2SIN1_MCK_SEL_MASK 0x1
+#define APLL_I2SIN1_MCK_SEL_MASK_SFT (0x1 << 17)
+#define APLL_I2SIN2_MCK_SEL_SFT 18
+#define APLL_I2SIN2_MCK_SEL_MASK 0x1
+#define APLL_I2SIN2_MCK_SEL_MASK_SFT (0x1 << 18)
+#define APLL_I2SIN3_MCK_SEL_SFT 19
+#define APLL_I2SIN3_MCK_SEL_MASK 0x1
+#define APLL_I2SIN3_MCK_SEL_MASK_SFT (0x1 << 19)
+#define APLL_I2SIN4_MCK_SEL_SFT 20
+#define APLL_I2SIN4_MCK_SEL_MASK 0x1
+#define APLL_I2SIN4_MCK_SEL_MASK_SFT (0x1 << 20)
+#define APLL_I2SIN6_MCK_SEL_SFT 21
+#define APLL_I2SIN6_MCK_SEL_MASK 0x1
+#define APLL_I2SIN6_MCK_SEL_MASK_SFT (0x1 << 21)
+#define APLL_I2SOUT0_MCK_SEL_SFT 22
+#define APLL_I2SOUT0_MCK_SEL_MASK 0x1
+#define APLL_I2SOUT0_MCK_SEL_MASK_SFT (0x1 << 22)
+#define APLL_I2SOUT1_MCK_SEL_SFT 23
+#define APLL_I2SOUT1_MCK_SEL_MASK 0x1
+#define APLL_I2SOUT1_MCK_SEL_MASK_SFT (0x1 << 23)
+#define APLL_I2SOUT2_MCK_SEL_SFT 24
+#define APLL_I2SOUT2_MCK_SEL_MASK 0x1
+#define APLL_I2SOUT2_MCK_SEL_MASK_SFT (0x1 << 24)
+#define APLL_I2SOUT3_MCK_SEL_SFT 25
+#define APLL_I2SOUT3_MCK_SEL_MASK 0x1
+#define APLL_I2SOUT3_MCK_SEL_MASK_SFT (0x1 << 25)
+#define APLL_I2SOUT4_MCK_SEL_SFT 26
+#define APLL_I2SOUT4_MCK_SEL_MASK 0x1
+#define APLL_I2SOUT4_MCK_SEL_MASK_SFT (0x1 << 26)
+#define APLL_I2SOUT6_MCK_SEL_SFT 27
+#define APLL_I2SOUT6_MCK_SEL_MASK 0x1
+#define APLL_I2SOUT6_MCK_SEL_MASK_SFT (0x1 << 27)
+#define APLL_FMI2S_MCK_SEL_SFT 28
+#define APLL_FMI2S_MCK_SEL_MASK 0x1
+#define APLL_FMI2S_MCK_SEL_MASK_SFT (0x1 << 28)
+#define APLL_TDMOUT_MCK_SEL_SFT 29
+#define APLL_TDMOUT_MCK_SEL_MASK 0x1
+#define APLL_TDMOUT_MCK_SEL_MASK_SFT (0x1 << 29)
+
+/* CLK_AUDDIV_1 */
+#define APLL12_DIV_I2SIN0_INV_SFT 0
+#define APLL12_DIV_I2SIN0_INV_MASK 0x1
+#define APLL12_DIV_I2SIN0_INV_MASK_SFT (0x1 << 0)
+#define APLL12_DIV_I2SIN1_INV_SFT 1
+#define APLL12_DIV_I2SIN1_INV_MASK 0x1
+#define APLL12_DIV_I2SIN1_INV_MASK_SFT (0x1 << 1)
+#define APLL12_DIV_I2SIN2_INV_SFT 2
+#define APLL12_DIV_I2SIN2_INV_MASK 0x1
+#define APLL12_DIV_I2SIN2_INV_MASK_SFT (0x1 << 2)
+#define APLL12_DIV_I2SIN3_INV_SFT 3
+#define APLL12_DIV_I2SIN3_INV_MASK 0x1
+#define APLL12_DIV_I2SIN3_INV_MASK_SFT (0x1 << 3)
+#define APLL12_DIV_I2SIN4_INV_SFT 4
+#define APLL12_DIV_I2SIN4_INV_MASK 0x1
+#define APLL12_DIV_I2SIN4_INV_MASK_SFT (0x1 << 4)
+#define APLL12_DIV_I2SIN6_INV_SFT 5
+#define APLL12_DIV_I2SIN6_INV_MASK 0x1
+#define APLL12_DIV_I2SIN6_INV_MASK_SFT (0x1 << 5)
+#define APLL12_DIV_I2SOUT0_INV_SFT 6
+#define APLL12_DIV_I2SOUT0_INV_MASK 0x1
+#define APLL12_DIV_I2SOUT0_INV_MASK_SFT (0x1 << 6)
+#define APLL12_DIV_I2SOUT1_INV_SFT 7
+#define APLL12_DIV_I2SOUT1_INV_MASK 0x1
+#define APLL12_DIV_I2SOUT1_INV_MASK_SFT (0x1 << 7)
+#define APLL12_DIV_I2SOUT2_INV_SFT 8
+#define APLL12_DIV_I2SOUT2_INV_MASK 0x1
+#define APLL12_DIV_I2SOUT2_INV_MASK_SFT (0x1 << 8)
+#define APLL12_DIV_I2SOUT3_INV_SFT 9
+#define APLL12_DIV_I2SOUT3_INV_MASK 0x1
+#define APLL12_DIV_I2SOUT3_INV_MASK_SFT (0x1 << 9)
+#define APLL12_DIV_I2SOUT4_INV_SFT 10
+#define APLL12_DIV_I2SOUT4_INV_MASK 0x1
+#define APLL12_DIV_I2SOUT4_INV_MASK_SFT (0x1 << 10)
+#define APLL12_DIV_I2SOUT6_INV_SFT 11
+#define APLL12_DIV_I2SOUT6_INV_MASK 0x1
+#define APLL12_DIV_I2SOUT6_INV_MASK_SFT (0x1 << 11)
+#define APLL12_DIV_FMI2S_INV_SFT 12
+#define APLL12_DIV_FMI2S_INV_MASK 0x1
+#define APLL12_DIV_FMI2S_INV_MASK_SFT (0x1 << 12)
+#define APLL12_DIV_TDMOUT_M_INV_SFT 13
+#define APLL12_DIV_TDMOUT_M_INV_MASK 0x1
+#define APLL12_DIV_TDMOUT_M_INV_MASK_SFT (0x1 << 13)
+#define APLL12_DIV_TDMOUT_B_INV_SFT 14
+#define APLL12_DIV_TDMOUT_B_INV_MASK 0x1
+#define APLL12_DIV_TDMOUT_B_INV_MASK_SFT (0x1 << 14)
+
+/* CLK_AUDDIV_2 */
+#define APLL12_CK_DIV_I2SIN0_SFT 0
+#define APLL12_CK_DIV_I2SIN0_MASK 0xff
+#define APLL12_CK_DIV_I2SIN0_MASK_SFT (0xff << 0)
+#define APLL12_CK_DIV_I2SIN1_SFT 8
+#define APLL12_CK_DIV_I2SIN1_MASK 0xff
+#define APLL12_CK_DIV_I2SIN1_MASK_SFT (0xff << 8)
+#define APLL12_CK_DIV_I2SIN2_SFT 16
+#define APLL12_CK_DIV_I2SIN2_MASK 0xff
+#define APLL12_CK_DIV_I2SIN2_MASK_SFT (0xff << 16)
+#define APLL12_CK_DIV_I2SIN3_SFT 24
+#define APLL12_CK_DIV_I2SIN3_MASK 0xff
+#define APLL12_CK_DIV_I2SIN3_MASK_SFT (0xff << 24)
+
+/* AUD_TOP_CFG */
+#define AUD_TOP_CFG_SFT 0
+#define AUD_TOP_CFG_MASK 0xffffffff
+#define AUD_TOP_CFG_MASK_SFT (0xffffffff << 0)
+
+/* AUD_TOP_MON */
+#define AUD_TOP_MON_SFT 0
+#define AUD_TOP_MON_MASK 0xffffffff
+#define AUD_TOP_MON_MASK_SFT (0xffffffff << 0)
+
+/* CLK_AUDDIV_3 */
+#define APLL12_CK_DIV_I2SIN4_SFT 0
+#define APLL12_CK_DIV_I2SIN4_MASK 0xff
+#define APLL12_CK_DIV_I2SIN4_MASK_SFT (0xff << 0)
+#define APLL12_CK_DIV_I2SIN6_SFT 8
+#define APLL12_CK_DIV_I2SIN6_MASK 0xff
+#define APLL12_CK_DIV_I2SIN6_MASK_SFT (0xff << 8)
+#define APLL12_CK_DIV_I2SOUT0_SFT 16
+#define APLL12_CK_DIV_I2SOUT0_MASK 0xff
+#define APLL12_CK_DIV_I2SOUT0_MASK_SFT (0xff << 16)
+#define APLL12_CK_DIV_I2SOUT1_SFT 24
+#define APLL12_CK_DIV_I2SOUT1_MASK 0xff
+#define APLL12_CK_DIV_I2SOUT1_MASK_SFT (0xff << 24)
+
+/* CLK_AUDDIV_4 */
+#define APLL12_CK_DIV_I2SOUT2_SFT 0
+#define APLL12_CK_DIV_I2SOUT2_MASK 0xff
+#define APLL12_CK_DIV_I2SOUT2_MASK_SFT (0xff << 0)
+#define APLL12_CK_DIV_I2SOUT3_SFT 8
+#define APLL12_CK_DIV_I2SOUT3_MASK 0xff
+#define APLL12_CK_DIV_I2SOUT3_MASK_SFT (0xff << 8)
+#define APLL12_CK_DIV_I2SOUT4_SFT 16
+#define APLL12_CK_DIV_I2SOUT4_MASK 0xff
+#define APLL12_CK_DIV_I2SOUT4_MASK_SFT (0xff << 16)
+#define APLL12_CK_DIV_I2SOUT6_SFT 24
+#define APLL12_CK_DIV_I2SOUT6_MASK 0xff
+#define APLL12_CK_DIV_I2SOUT6_MASK_SFT (0xff << 24)
+
+/* CLK_AUDDIV_5 */
+#define APLL12_CK_DIV_FMI2S_SFT 0
+#define APLL12_CK_DIV_FMI2S_MASK 0xff
+#define APLL12_CK_DIV_FMI2S_MASK_SFT (0xff << 0)
+#define APLL12_CK_DIV_TDMOUT_M_SFT 8
+#define APLL12_CK_DIV_TDMOUT_M_MASK 0xff
+#define APLL12_CK_DIV_TDMOUT_M_MASK_SFT (0xff << 8)
+#define APLL12_CK_DIV_TDMOUT_B_SFT 16
+#define APLL12_CK_DIV_TDMOUT_B_MASK 0xff
+#define APLL12_CK_DIV_TDMOUT_B_MASK_SFT (0xff << 16)
+
+/* APLL */
+#define APLL1_W_NAME "APLL1"
+#define APLL2_W_NAME "APLL2"
+enum {
+ MT8196_APLL1 = 0,
+ MT8196_APLL2,
+};
+
+enum {
+ /* afe clk */
+ CLK_HOPPING = 0,
+ CLK_F26M,
+ CLK_UL0_ADC_CLK,
+ CLK_UL0_ADC_HIRES_CLK,
+ CLK_UL1_ADC_CLK,
+ CLK_UL1_ADC_HIRES_CLK,
+ CLK_APLL1,
+ CLK_APLL2,
+ CLK_APLL1_TUNER,
+ CLK_APLL2_TUNER,
+ /* vlp clk */
+ CLK_VLP_MUX_AUDIOINTBUS,
+ CLK_VLP_MUX_AUD_ENG1,
+ CLK_VLP_MUX_AUD_ENG2,
+ CLK_VLP_MUX_AUDIO_H,
+ CLK_VLP_CLK26M,
+ /* ck clk */
+ CLK_CK_MAINPLL_D4_D4,
+ CLK_CK_MUX_AUD_1,
+ CLK_CK_APLL1_CK,
+ CLK_CK_MUX_AUD_2,
+ CLK_CK_APLL2_CK,
+ CLK_CK_APLL1_D4,
+ CLK_CK_APLL2_D4,
+ CLK_CK_I2SIN0_M_SEL,
+ CLK_CK_I2SIN1_M_SEL,
+ CLK_CK_FMI2S_M_SEL,
+ CLK_CK_TDMOUT_M_SEL,
+ CLK_CK_APLL12_DIV_I2SIN0,
+ CLK_CK_APLL12_DIV_I2SIN1,
+ CLK_CK_APLL12_DIV_FMI2S,
+ CLK_CK_APLL12_DIV_TDMOUT_M,
+ CLK_CK_APLL12_DIV_TDMOUT_B,
+ CLK_CK_ADSP_SEL,
+ CLK_CLK26M,
+ CLK_NUM
+};
+
+struct mtk_base_afe;
+
+int mt8196_init_clock(struct mtk_base_afe *afe);
+int mt8196_afe_enable_clock(struct mtk_base_afe *afe);
+void mt8196_afe_disable_clock(struct mtk_base_afe *afe);
+int mt8196_afe_disable_apll(struct mtk_base_afe *afe);
+
+int mt8196_afe_dram_request(struct device *dev);
+int mt8196_afe_dram_release(struct device *dev);
+
+int mt8196_apll1_enable(struct mtk_base_afe *afe);
+void mt8196_apll1_disable(struct mtk_base_afe *afe);
+
+int mt8196_apll2_enable(struct mtk_base_afe *afe);
+void mt8196_apll2_disable(struct mtk_base_afe *afe);
+
+int mt8196_get_apll_rate(struct mtk_base_afe *afe, int apll);
+int mt8196_get_apll_by_rate(struct mtk_base_afe *afe, int rate);
+int mt8196_get_apll_by_name(struct mtk_base_afe *afe, const char *name);
+
+void aud_intbus_mux_sel(unsigned int aud_idx);
+
+/* these will be replaced by using CCF */
+int mt8196_mck_enable(struct mtk_base_afe *afe, int mck_id, int rate);
+int mt8196_mck_disable(struct mtk_base_afe *afe, int mck_id);
+
+int mt8196_set_audio_int_bus_parent(struct mtk_base_afe *afe,
+ int clk_id, bool int_bus);
+
+#endif