From: Trevor Wu <trevor.wu@mediatek.com>
To: <broonie@kernel.org>, <lgirdwood@gmail.com>, <tiwai@suse.com>,
<robh+dt@kernel.org>, <matthias.bgg@gmail.com>
Cc: <trevor.wu@mediatek.com>, <alsa-devel@alsa-project.org>,
<linux-mediatek@lists.infradead.org>,
<linux-arm-kernel@lists.infradead.org>,
<linux-kernel@vger.kernel.org>, <devicetree@vger.kernel.org>,
<bicycle.tsai@mediatek.com>, <jiaxin.yu@mediatek.com>,
<cychiang@google.com>, <aaronyu@google.com>, <wenst@chromium.org>
Subject: [PATCH v4 02/11] ASoC: mediatek: mt8195: support audsys clock control
Date: Wed, 18 Aug 2021 18:32:06 +0800 [thread overview]
Message-ID: <20210818103215.9186-3-trevor.wu@mediatek.com> (raw)
In-Reply-To: <20210818103215.9186-1-trevor.wu@mediatek.com>
This patch adds mt8195 audio cg control.
Audio clock gates are registered to CCF for reference count and
clock parent management.
Signed-off-by: Trevor Wu <trevor.wu@mediatek.com>
---
sound/soc/mediatek/mt8195/mt8195-audsys-clk.c | 214 ++++++++++++++++++
sound/soc/mediatek/mt8195/mt8195-audsys-clk.h | 15 ++
.../soc/mediatek/mt8195/mt8195-audsys-clkid.h | 93 ++++++++
3 files changed, 322 insertions(+)
create mode 100644 sound/soc/mediatek/mt8195/mt8195-audsys-clk.c
create mode 100644 sound/soc/mediatek/mt8195/mt8195-audsys-clk.h
create mode 100644 sound/soc/mediatek/mt8195/mt8195-audsys-clkid.h
diff --git a/sound/soc/mediatek/mt8195/mt8195-audsys-clk.c b/sound/soc/mediatek/mt8195/mt8195-audsys-clk.c
new file mode 100644
index 000000000000..740aa6ddda0e
--- /dev/null
+++ b/sound/soc/mediatek/mt8195/mt8195-audsys-clk.c
@@ -0,0 +1,214 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * mt8195-audsys-clk.h -- Mediatek 8195 audsys clock control
+ *
+ * Copyright (c) 2021 MediaTek Inc.
+ * Author: Trevor Wu <trevor.wu@mediatek.com>
+ */
+
+#include <linux/clk.h>
+#include <linux/clk-provider.h>
+#include <linux/clkdev.h>
+#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),
+};
+
+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 0;
+}
+
+void mt8195_audsys_clk_unregister(struct mtk_base_afe *afe)
+{
+ 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);
+ }
+}
diff --git a/sound/soc/mediatek/mt8195/mt8195-audsys-clk.h b/sound/soc/mediatek/mt8195/mt8195-audsys-clk.h
new file mode 100644
index 000000000000..239d31016ba7
--- /dev/null
+++ b/sound/soc/mediatek/mt8195/mt8195-audsys-clk.h
@@ -0,0 +1,15 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * mt8195-audsys-clk.h -- Mediatek 8195 audsys clock definition
+ *
+ * Copyright (c) 2021 MediaTek Inc.
+ * Author: Trevor Wu <trevor.wu@mediatek.com>
+ */
+
+#ifndef _MT8195_AUDSYS_CLK_H_
+#define _MT8195_AUDSYS_CLK_H_
+
+int mt8195_audsys_clk_register(struct mtk_base_afe *afe);
+void mt8195_audsys_clk_unregister(struct mtk_base_afe *afe);
+
+#endif
diff --git a/sound/soc/mediatek/mt8195/mt8195-audsys-clkid.h b/sound/soc/mediatek/mt8195/mt8195-audsys-clkid.h
new file mode 100644
index 000000000000..4dd0a5c8b8fa
--- /dev/null
+++ b/sound/soc/mediatek/mt8195/mt8195-audsys-clkid.h
@@ -0,0 +1,93 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * mt8195-audsys-clkid.h -- Mediatek 8195 audsys clock id definition
+ *
+ * Copyright (c) 2021 MediaTek Inc.
+ * Author: Trevor Wu <trevor.wu@mediatek.com>
+ */
+
+#ifndef _MT8195_AUDSYS_CLKID_H_
+#define _MT8195_AUDSYS_CLKID_H_
+
+enum{
+ CLK_AUD_AFE,
+ CLK_AUD_LRCK_CNT,
+ CLK_AUD_SPDIFIN_TUNER_APLL,
+ CLK_AUD_SPDIFIN_TUNER_DBG,
+ CLK_AUD_UL_TML,
+ CLK_AUD_APLL1_TUNER,
+ CLK_AUD_APLL2_TUNER,
+ CLK_AUD_TOP0_SPDF,
+ CLK_AUD_APLL,
+ CLK_AUD_APLL2,
+ CLK_AUD_DAC,
+ CLK_AUD_DAC_PREDIS,
+ CLK_AUD_TML,
+ CLK_AUD_ADC,
+ CLK_AUD_DAC_HIRES,
+ CLK_AUD_A1SYS_HP,
+ CLK_AUD_AFE_DMIC1,
+ CLK_AUD_AFE_DMIC2,
+ CLK_AUD_AFE_DMIC3,
+ CLK_AUD_AFE_DMIC4,
+ CLK_AUD_AFE_26M_DMIC_TM,
+ CLK_AUD_UL_TML_HIRES,
+ CLK_AUD_ADC_HIRES,
+ CLK_AUD_ADDA6_ADC,
+ CLK_AUD_ADDA6_ADC_HIRES,
+ CLK_AUD_LINEIN_TUNER,
+ CLK_AUD_EARC_TUNER,
+ CLK_AUD_I2SIN,
+ CLK_AUD_TDM_IN,
+ CLK_AUD_I2S_OUT,
+ CLK_AUD_TDM_OUT,
+ CLK_AUD_HDMI_OUT,
+ CLK_AUD_ASRC11,
+ CLK_AUD_ASRC12,
+ CLK_AUD_MULTI_IN,
+ CLK_AUD_INTDIR,
+ CLK_AUD_A1SYS,
+ CLK_AUD_A2SYS,
+ CLK_AUD_PCMIF,
+ CLK_AUD_A3SYS,
+ CLK_AUD_A4SYS,
+ CLK_AUD_MEMIF_UL1,
+ CLK_AUD_MEMIF_UL2,
+ CLK_AUD_MEMIF_UL3,
+ CLK_AUD_MEMIF_UL4,
+ CLK_AUD_MEMIF_UL5,
+ CLK_AUD_MEMIF_UL6,
+ CLK_AUD_MEMIF_UL8,
+ CLK_AUD_MEMIF_UL9,
+ CLK_AUD_MEMIF_UL10,
+ CLK_AUD_MEMIF_DL2,
+ CLK_AUD_MEMIF_DL3,
+ CLK_AUD_MEMIF_DL6,
+ CLK_AUD_MEMIF_DL7,
+ CLK_AUD_MEMIF_DL8,
+ CLK_AUD_MEMIF_DL10,
+ CLK_AUD_MEMIF_DL11,
+ CLK_AUD_GASRC0,
+ CLK_AUD_GASRC1,
+ CLK_AUD_GASRC2,
+ CLK_AUD_GASRC3,
+ CLK_AUD_GASRC4,
+ CLK_AUD_GASRC5,
+ CLK_AUD_GASRC6,
+ CLK_AUD_GASRC7,
+ CLK_AUD_GASRC8,
+ CLK_AUD_GASRC9,
+ CLK_AUD_GASRC10,
+ CLK_AUD_GASRC11,
+ CLK_AUD_GASRC12,
+ CLK_AUD_GASRC13,
+ CLK_AUD_GASRC14,
+ CLK_AUD_GASRC15,
+ CLK_AUD_GASRC16,
+ CLK_AUD_GASRC17,
+ CLK_AUD_GASRC18,
+ CLK_AUD_GASRC19,
+ CLK_AUD_NR_CLK,
+};
+
+#endif
--
2.18.0
next prev parent reply other threads:[~2021-08-18 10:33 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-08-18 10:32 [PATCH v4 00/11] ASoC: mediatek: Add support for MT8195 SoC Trevor Wu
2021-08-18 10:32 ` [PATCH v4 01/11] ASoC: mediatek: mt8195: update mediatek common driver Trevor Wu
2021-08-18 10:32 ` Trevor Wu [this message]
2021-08-18 10:32 ` [PATCH v4 03/11] ASoC: mediatek: mt8195: support etdm in platform driver Trevor Wu
2021-08-18 10:32 ` [PATCH v4 04/11] ASoC: mediatek: mt8195: support adda " Trevor Wu
2021-08-18 10:32 ` [PATCH v4 05/11] ASoC: mediatek: mt8195: support pcm " Trevor Wu
2021-08-18 10:32 ` [PATCH v4 06/11] ASoC: mediatek: mt8195: add " Trevor Wu
2021-08-18 10:32 ` [PATCH v4 07/11] dt-bindings: mediatek: mt8195: add audio afe document Trevor Wu
2021-08-18 10:32 ` [PATCH v4 08/11] ASoC: mediatek: mt8195: add machine driver with mt6359, rt1019 and rt5682 Trevor Wu
2021-08-18 10:32 ` [PATCH v4 09/11] ASoC: mediatek: mt8195: add DPTX audio support Trevor Wu
2021-08-18 10:32 ` [PATCH v4 10/11] ASoC: mediatek: mt8195: add HDMITX " Trevor Wu
2021-08-18 10:32 ` [PATCH v4 11/11] dt-bindings: mediatek: mt8195: add mt8195-mt6359-rt1019-rt5682 document Trevor Wu
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