// SPDX-License-Identifier: GPL-2.0 /* * mt8195-audsys-clk.h -- Mediatek 8195 audsys clock control * * Copyright (c) 2021 MediaTek Inc. * Author: Trevor Wu */ #include #include #include #include "mt8195-afe-common.h" #include "mt8195-audsys-clk.h" #include "mt8195-audsys-clkid.h" #include "mt8195-reg.h" struct afe_gate { int id; const char *name; const char *parent_name; int reg; u8 bit; const struct clk_ops *ops; unsigned long flags; u8 cg_flags; }; #define GATE_AFE_FLAGS(_id, _name, _parent, _reg, _bit, _flags, _cgflags) {\ .id = _id, \ .name = _name, \ .parent_name = _parent, \ .reg = _reg, \ .bit = _bit, \ .flags = _flags, \ .cg_flags = _cgflags, \ } #define GATE_AFE(_id, _name, _parent, _reg, _bit) \ GATE_AFE_FLAGS(_id, _name, _parent, _reg, _bit, \ CLK_SET_RATE_PARENT, CLK_GATE_SET_TO_DISABLE) #define GATE_AUD0(_id, _name, _parent, _bit) \ GATE_AFE(_id, _name, _parent, AUDIO_TOP_CON0, _bit) #define GATE_AUD1(_id, _name, _parent, _bit) \ GATE_AFE(_id, _name, _parent, AUDIO_TOP_CON1, _bit) #define GATE_AUD3(_id, _name, _parent, _bit) \ GATE_AFE(_id, _name, _parent, AUDIO_TOP_CON3, _bit) #define GATE_AUD4(_id, _name, _parent, _bit) \ GATE_AFE(_id, _name, _parent, AUDIO_TOP_CON4, _bit) #define GATE_AUD5(_id, _name, _parent, _bit) \ GATE_AFE(_id, _name, _parent, AUDIO_TOP_CON5, _bit) #define GATE_AUD6(_id, _name, _parent, _bit) \ GATE_AFE(_id, _name, _parent, AUDIO_TOP_CON6, _bit) static const struct afe_gate aud_clks[CLK_AUD_NR_CLK] = { /* AUD0 */ GATE_AUD0(CLK_AUD_AFE, "aud_afe", "a1sys_hp_sel", 2), GATE_AUD0(CLK_AUD_LRCK_CNT, "aud_lrck_cnt", "a1sys_hp_sel", 4), GATE_AUD0(CLK_AUD_SPDIFIN_TUNER_APLL, "aud_spdifin_tuner_apll", "apll4_sel", 10), GATE_AUD0(CLK_AUD_SPDIFIN_TUNER_DBG, "aud_spdifin_tuner_dbg", "apll4_sel", 11), GATE_AUD0(CLK_AUD_UL_TML, "aud_ul_tml", "a1sys_hp_sel", 18), GATE_AUD0(CLK_AUD_APLL1_TUNER, "aud_apll1_tuner", "apll1_sel", 19), GATE_AUD0(CLK_AUD_APLL2_TUNER, "aud_apll2_tuner", "apll2_sel", 20), GATE_AUD0(CLK_AUD_TOP0_SPDF, "aud_top0_spdf", "aud_iec_sel", 21), GATE_AUD0(CLK_AUD_APLL, "aud_apll", "apll1_sel", 23), GATE_AUD0(CLK_AUD_APLL2, "aud_apll2", "apll2_sel", 24), GATE_AUD0(CLK_AUD_DAC, "aud_dac", "a1sys_hp_sel", 25), GATE_AUD0(CLK_AUD_DAC_PREDIS, "aud_dac_predis", "a1sys_hp_sel", 26), GATE_AUD0(CLK_AUD_TML, "aud_tml", "a1sys_hp_sel", 27), GATE_AUD0(CLK_AUD_ADC, "aud_adc", "a1sys_hp_sel", 28), GATE_AUD0(CLK_AUD_DAC_HIRES, "aud_dac_hires", "audio_h_sel", 31), /* AUD1 */ GATE_AUD1(CLK_AUD_A1SYS_HP, "aud_a1sys_hp", "a1sys_hp_sel", 2), GATE_AUD1(CLK_AUD_AFE_DMIC1, "aud_afe_dmic1", "a1sys_hp_sel", 10), GATE_AUD1(CLK_AUD_AFE_DMIC2, "aud_afe_dmic2", "a1sys_hp_sel", 11), GATE_AUD1(CLK_AUD_AFE_DMIC3, "aud_afe_dmic3", "a1sys_hp_sel", 12), GATE_AUD1(CLK_AUD_AFE_DMIC4, "aud_afe_dmic4", "a1sys_hp_sel", 13), GATE_AUD1(CLK_AUD_AFE_26M_DMIC_TM, "aud_afe_26m_dmic_tm", "a1sys_hp_sel", 14), GATE_AUD1(CLK_AUD_UL_TML_HIRES, "aud_ul_tml_hires", "audio_h_sel", 16), GATE_AUD1(CLK_AUD_ADC_HIRES, "aud_adc_hires", "audio_h_sel", 17), GATE_AUD1(CLK_AUD_ADDA6_ADC, "aud_adda6_adc", "a1sys_hp_sel", 18), GATE_AUD1(CLK_AUD_ADDA6_ADC_HIRES, "aud_adda6_adc_hires", "audio_h_sel", 19), /* AUD3 */ GATE_AUD3(CLK_AUD_LINEIN_TUNER, "aud_linein_tuner", "apll5_sel", 5), GATE_AUD3(CLK_AUD_EARC_TUNER, "aud_earc_tuner", "apll3_sel", 7), /* AUD4 */ GATE_AUD4(CLK_AUD_I2SIN, "aud_i2sin", "a1sys_hp_sel", 0), GATE_AUD4(CLK_AUD_TDM_IN, "aud_tdm_in", "a1sys_hp_sel", 1), GATE_AUD4(CLK_AUD_I2S_OUT, "aud_i2s_out", "a1sys_hp_sel", 6), GATE_AUD4(CLK_AUD_TDM_OUT, "aud_tdm_out", "a1sys_hp_sel", 7), GATE_AUD4(CLK_AUD_HDMI_OUT, "aud_hdmi_out", "a1sys_hp_sel", 8), GATE_AUD4(CLK_AUD_ASRC11, "aud_asrc11", "a1sys_hp_sel", 16), GATE_AUD4(CLK_AUD_ASRC12, "aud_asrc12", "a1sys_hp_sel", 17), GATE_AUD4(CLK_AUD_MULTI_IN, "aud_multi_in", "mphone_slave_b", 19), GATE_AUD4(CLK_AUD_INTDIR, "aud_intdir", "intdir_sel", 20), GATE_AUD4(CLK_AUD_A1SYS, "aud_a1sys", "a1sys_hp_sel", 21), GATE_AUD4(CLK_AUD_A2SYS, "aud_a2sys", "a2sys_sel", 22), GATE_AUD4(CLK_AUD_PCMIF, "aud_pcmif", "a1sys_hp_sel", 24), GATE_AUD4(CLK_AUD_A3SYS, "aud_a3sys", "a3sys_sel", 30), GATE_AUD4(CLK_AUD_A4SYS, "aud_a4sys", "a4sys_sel", 31), /* AUD5 */ GATE_AUD5(CLK_AUD_MEMIF_UL1, "aud_memif_ul1", "a1sys_hp_sel", 0), GATE_AUD5(CLK_AUD_MEMIF_UL2, "aud_memif_ul2", "a1sys_hp_sel", 1), GATE_AUD5(CLK_AUD_MEMIF_UL3, "aud_memif_ul3", "a1sys_hp_sel", 2), GATE_AUD5(CLK_AUD_MEMIF_UL4, "aud_memif_ul4", "a1sys_hp_sel", 3), GATE_AUD5(CLK_AUD_MEMIF_UL5, "aud_memif_ul5", "a1sys_hp_sel", 4), GATE_AUD5(CLK_AUD_MEMIF_UL6, "aud_memif_ul6", "a1sys_hp_sel", 5), GATE_AUD5(CLK_AUD_MEMIF_UL8, "aud_memif_ul8", "a1sys_hp_sel", 7), GATE_AUD5(CLK_AUD_MEMIF_UL9, "aud_memif_ul9", "a1sys_hp_sel", 8), GATE_AUD5(CLK_AUD_MEMIF_UL10, "aud_memif_ul10", "a1sys_hp_sel", 9), GATE_AUD5(CLK_AUD_MEMIF_DL2, "aud_memif_dl2", "a1sys_hp_sel", 18), GATE_AUD5(CLK_AUD_MEMIF_DL3, "aud_memif_dl3", "a1sys_hp_sel", 19), GATE_AUD5(CLK_AUD_MEMIF_DL6, "aud_memif_dl6", "a1sys_hp_sel", 22), GATE_AUD5(CLK_AUD_MEMIF_DL7, "aud_memif_dl7", "a1sys_hp_sel", 23), GATE_AUD5(CLK_AUD_MEMIF_DL8, "aud_memif_dl8", "a1sys_hp_sel", 24), GATE_AUD5(CLK_AUD_MEMIF_DL10, "aud_memif_dl10", "a1sys_hp_sel", 26), GATE_AUD5(CLK_AUD_MEMIF_DL11, "aud_memif_dl11", "a1sys_hp_sel", 27), /* AUD6 */ GATE_AUD6(CLK_AUD_GASRC0, "aud_gasrc0", "asm_h_sel", 0), GATE_AUD6(CLK_AUD_GASRC1, "aud_gasrc1", "asm_h_sel", 1), GATE_AUD6(CLK_AUD_GASRC2, "aud_gasrc2", "asm_h_sel", 2), GATE_AUD6(CLK_AUD_GASRC3, "aud_gasrc3", "asm_h_sel", 3), GATE_AUD6(CLK_AUD_GASRC4, "aud_gasrc4", "asm_h_sel", 4), GATE_AUD6(CLK_AUD_GASRC5, "aud_gasrc5", "asm_h_sel", 5), GATE_AUD6(CLK_AUD_GASRC6, "aud_gasrc6", "asm_h_sel", 6), GATE_AUD6(CLK_AUD_GASRC7, "aud_gasrc7", "asm_h_sel", 7), GATE_AUD6(CLK_AUD_GASRC8, "aud_gasrc8", "asm_h_sel", 8), GATE_AUD6(CLK_AUD_GASRC9, "aud_gasrc9", "asm_h_sel", 9), GATE_AUD6(CLK_AUD_GASRC10, "aud_gasrc10", "asm_h_sel", 10), GATE_AUD6(CLK_AUD_GASRC11, "aud_gasrc11", "asm_h_sel", 11), GATE_AUD6(CLK_AUD_GASRC12, "aud_gasrc12", "asm_h_sel", 12), GATE_AUD6(CLK_AUD_GASRC13, "aud_gasrc13", "asm_h_sel", 13), GATE_AUD6(CLK_AUD_GASRC14, "aud_gasrc14", "asm_h_sel", 14), GATE_AUD6(CLK_AUD_GASRC15, "aud_gasrc15", "asm_h_sel", 15), GATE_AUD6(CLK_AUD_GASRC16, "aud_gasrc16", "asm_h_sel", 16), GATE_AUD6(CLK_AUD_GASRC17, "aud_gasrc17", "asm_h_sel", 17), GATE_AUD6(CLK_AUD_GASRC18, "aud_gasrc18", "asm_h_sel", 18), GATE_AUD6(CLK_AUD_GASRC19, "aud_gasrc19", "asm_h_sel", 19), }; static void mt8195_audsys_clk_unregister(void *data) { struct mtk_base_afe *afe = data; struct mt8195_afe_private *afe_priv = afe->platform_priv; struct clk *clk; struct clk_lookup *cl; int i; if (!afe_priv) return; for (i = 0; i < CLK_AUD_NR_CLK; i++) { cl = afe_priv->lookup[i]; if (!cl) continue; clk = cl->clk; clk_unregister_gate(clk); clkdev_drop(cl); } } int mt8195_audsys_clk_register(struct mtk_base_afe *afe) { struct mt8195_afe_private *afe_priv = afe->platform_priv; struct clk *clk; struct clk_lookup *cl; int i; afe_priv->lookup = devm_kcalloc(afe->dev, CLK_AUD_NR_CLK, sizeof(*afe_priv->lookup), GFP_KERNEL); if (!afe_priv->lookup) return -ENOMEM; for (i = 0; i < ARRAY_SIZE(aud_clks); i++) { const struct afe_gate *gate = &aud_clks[i]; clk = clk_register_gate(afe->dev, gate->name, gate->parent_name, gate->flags, afe->base_addr + gate->reg, gate->bit, gate->cg_flags, NULL); if (IS_ERR(clk)) { dev_err(afe->dev, "Failed to register clk %s: %ld\n", gate->name, PTR_ERR(clk)); continue; } /* add clk_lookup for devm_clk_get(SND_SOC_DAPM_CLOCK_SUPPLY) */ cl = kzalloc(sizeof(*cl), GFP_KERNEL); if (!cl) return -ENOMEM; cl->clk = clk; cl->con_id = gate->name; cl->dev_id = dev_name(afe->dev); clkdev_add(cl); afe_priv->lookup[i] = cl; } return devm_add_action_or_reset(afe->dev, mt8195_audsys_clk_unregister, afe); }