From patchwork Sun Mar 13 15:10:07 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jiaxin Yu X-Patchwork-Id: 12779285 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from alsa0.perex.cz (alsa0.perex.cz [77.48.224.243]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 7D3B5C433F5 for ; Sun, 13 Mar 2022 15:12:24 +0000 (UTC) Received: from alsa1.perex.cz (alsa1.perex.cz [207.180.221.201]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by alsa0.perex.cz (Postfix) with ESMTPS id CB43A16FA; Sun, 13 Mar 2022 16:11:32 +0100 (CET) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa0.perex.cz CB43A16FA DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=alsa-project.org; s=default; t=1647184342; bh=M7yCrHaN1usFAgqReeov4Wz3lPYMx/5rY2dkdwU4tcs=; h=From:To:Subject:Date:In-Reply-To:References:Cc:List-Id: List-Unsubscribe:List-Archive:List-Post:List-Help:List-Subscribe: From; b=nlfzIIncnTHgWib/n6E6LCvUa0kPF3/kbwNH7m/gXKJIZJwnkv6dktwbNjRh4Mgx6 hINuRnnnTc8i8YpZseR+uYEDJlYUPQA9CBsntqca+Km4R5gFUp8nssP45ibLE6LvFC iqdlgX8QUE8/HQta47Olz9Q0Tl6pszETAgC3BoaE= Received: from alsa1.perex.cz (localhost.localdomain [127.0.0.1]) by alsa1.perex.cz (Postfix) with ESMTP id 9F16CF8051D; Sun, 13 Mar 2022 16:10:50 +0100 (CET) Received: by alsa1.perex.cz (Postfix, from userid 50401) id 76BE7F80165; Sun, 13 Mar 2022 16:10:47 +0100 (CET) Received: from mailgw01.mediatek.com (unknown [60.244.123.138]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by alsa1.perex.cz (Postfix) with ESMTPS id 5B4E7F80165 for ; Sun, 13 Mar 2022 16:10:39 +0100 (CET) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa1.perex.cz 5B4E7F80165 X-UUID: 03739023df0046fe94754a751c4f215f-20220313 X-UUID: 03739023df0046fe94754a751c4f215f-20220313 Received: from mtkexhb01.mediatek.inc [(172.21.101.102)] by mailgw01.mediatek.com (envelope-from ) (Generic MTA with TLSv1.2 ECDHE-RSA-AES256-SHA384 256/256) with ESMTP id 539636030; Sun, 13 Mar 2022 23:10:30 +0800 Received: from mtkcas10.mediatek.inc (172.21.101.39) by mtkmbs10n2.mediatek.inc (172.21.101.183) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384) id 15.2.792.3; Sun, 13 Mar 2022 23:10:28 +0800 Received: from localhost.localdomain (10.17.3.154) by mtkcas10.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Sun, 13 Mar 2022 23:10:27 +0800 From: Jiaxin Yu To: , , Subject: [v3 03/19] ASoC: mediatek: mt8186: support audsys clock control Date: Sun, 13 Mar 2022 23:10:07 +0800 Message-ID: <20220313151023.21229-4-jiaxin.yu@mediatek.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220313151023.21229-1-jiaxin.yu@mediatek.com> References: <20220313151023.21229-1-jiaxin.yu@mediatek.com> MIME-Version: 1.0 X-MTK: N Cc: devicetree@vger.kernel.org, alsa-devel@alsa-project.org, linux-kernel@vger.kernel.org, Jiaxin Yu , Project_Global_Chrome_Upstream_Group@mediatek.com, tzungbi@google.com, linux-mediatek@lists.infradead.org, trevor.wu@mediatek.com, matthias.bgg@gmail.com, aaronyu@google.com, julianbraha@gmail.com, linux-arm-kernel@lists.infradead.org X-BeenThere: alsa-devel@alsa-project.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: "Alsa-devel mailing list for ALSA developers - http://www.alsa-project.org" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: alsa-devel-bounces@alsa-project.org Sender: "Alsa-devel" Add mt8186 audio cg control. Audio clock gates are registered to CCF for reference count and clock parent management. Signed-off-by: Jiaxin Yu Reviewed-by: AngeloGioacchino Del Regno --- sound/soc/mediatek/mt8186/mt8186-audsys-clk.c | 150 ++++++++++++++++++ sound/soc/mediatek/mt8186/mt8186-audsys-clk.h | 15 ++ .../soc/mediatek/mt8186/mt8186-audsys-clkid.h | 45 ++++++ 3 files changed, 210 insertions(+) create mode 100644 sound/soc/mediatek/mt8186/mt8186-audsys-clk.c create mode 100644 sound/soc/mediatek/mt8186/mt8186-audsys-clk.h create mode 100644 sound/soc/mediatek/mt8186/mt8186-audsys-clkid.h diff --git a/sound/soc/mediatek/mt8186/mt8186-audsys-clk.c b/sound/soc/mediatek/mt8186/mt8186-audsys-clk.c new file mode 100644 index 000000000000..578969ca91c8 --- /dev/null +++ b/sound/soc/mediatek/mt8186/mt8186-audsys-clk.c @@ -0,0 +1,150 @@ +// SPDX-License-Identifier: GPL-2.0 +// +// mt8186-audsys-clk.h -- Mediatek 8186 audsys clock control +// +// Copyright (c) 2022 MediaTek Inc. +// Author: Jiaxin Yu + +#include +#include +#include +#include "mt8186-afe-common.h" +#include "mt8186-audsys-clk.h" +#include "mt8186-audsys-clkid.h" +#include "mt8186-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_AUD2(_id, _name, _parent, _bit) \ + GATE_AFE(_id, _name, _parent, AUDIO_TOP_CON2, _bit) + +static const struct afe_gate aud_clks[CLK_AUD_NR_CLK] = { + /* AUD0 */ + GATE_AUD0(CLK_AUD_AFE, "aud_afe_clk", "top_audio", 2), + GATE_AUD0(CLK_AUD_22M, "aud_apll22m_clk", "top_aud_engen1", 8), + GATE_AUD0(CLK_AUD_24M, "aud_apll24m_clk", "top_aud_engen2", 9), + GATE_AUD0(CLK_AUD_APLL2_TUNER, "aud_apll2_tuner_clk", "top_aud_engen2", 18), + GATE_AUD0(CLK_AUD_APLL_TUNER, "aud_apll_tuner_clk", "top_aud_engen1", 19), + GATE_AUD0(CLK_AUD_TDM, "aud_tdm_clk", "top_aud_1", 20), + GATE_AUD0(CLK_AUD_ADC, "aud_adc_clk", "top_audio", 24), + GATE_AUD0(CLK_AUD_DAC, "aud_dac_clk", "top_audio", 25), + GATE_AUD0(CLK_AUD_DAC_PREDIS, "aud_dac_predis_clk", "top_audio", 26), + GATE_AUD0(CLK_AUD_TML, "aud_tml_clk", "top_audio", 27), + GATE_AUD0(CLK_AUD_NLE, "aud_nle_clk", "top_audio", 28), + + /* AUD1 */ + GATE_AUD1(CLK_AUD_I2S1_BCLK, "aud_i2s1_bclk", "top_audio", 4), + GATE_AUD1(CLK_AUD_I2S2_BCLK, "aud_i2s2_bclk", "top_audio", 5), + GATE_AUD1(CLK_AUD_I2S3_BCLK, "aud_i2s3_bclk", "top_audio", 6), + GATE_AUD1(CLK_AUD_I2S4_BCLK, "aud_i2s4_bclk", "top_audio", 7), + GATE_AUD1(CLK_AUD_CONNSYS_I2S_ASRC, "aud_connsys_i2s_asrc", "top_audio", 12), + GATE_AUD1(CLK_AUD_GENERAL1_ASRC, "aud_general1_asrc", "top_audio", 13), + GATE_AUD1(CLK_AUD_GENERAL2_ASRC, "aud_general2_asrc", "top_audio", 14), + GATE_AUD1(CLK_AUD_DAC_HIRES, "aud_dac_hires_clk", "top_audio_h", 15), + GATE_AUD1(CLK_AUD_ADC_HIRES, "aud_adc_hires_clk", "top_audio_h", 16), + GATE_AUD1(CLK_AUD_ADC_HIRES_TML, "aud_adc_hires_tml", "top_audio_h", 17), + GATE_AUD1(CLK_AUD_ADDA6_ADC, "aud_adda6_adc", "top_audio", 20), + GATE_AUD1(CLK_AUD_ADDA6_ADC_HIRES, "aud_adda6_adc_hires", "top_audio_h", 21), + GATE_AUD1(CLK_AUD_3RD_DAC, "aud_3rd_dac", "top_audio", 28), + GATE_AUD1(CLK_AUD_3RD_DAC_PREDIS, "aud_3rd_dac_predis", "top_audio", 29), + GATE_AUD1(CLK_AUD_3RD_DAC_TML, "aud_3rd_dac_tml", "top_audio", 30), + GATE_AUD1(CLK_AUD_3RD_DAC_HIRES, "aud_3rd_dac_hires", "top_audio_h", 31), + + /* AUD2 */ + GATE_AUD2(CLK_AUD_ETDM_IN1_BCLK, "aud_etdm_in1_bclk", "top_audio", 23), + GATE_AUD2(CLK_AUD_ETDM_OUT1_BCLK, "aud_etdm_out1_bclk", "top_audio", 24), +}; + +int mt8186_audsys_clk_register(struct mtk_base_afe *afe) +{ + struct mt8186_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 mt8186_audsys_clk_unregister(struct mtk_base_afe *afe) +{ + struct mt8186_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/mt8186/mt8186-audsys-clk.h b/sound/soc/mediatek/mt8186/mt8186-audsys-clk.h new file mode 100644 index 000000000000..b8d6a06e11e8 --- /dev/null +++ b/sound/soc/mediatek/mt8186/mt8186-audsys-clk.h @@ -0,0 +1,15 @@ +/* SPDX-License-Identifier: GPL-2.0 + * + * mt8186-audsys-clk.h -- Mediatek 8186 audsys clock definition + * + * Copyright (c) 2022 MediaTek Inc. + * Author: Trevor Wu + */ + +#ifndef _MT8186_AUDSYS_CLK_H_ +#define _MT8186_AUDSYS_CLK_H_ + +int mt8186_audsys_clk_register(struct mtk_base_afe *afe); +void mt8186_audsys_clk_unregister(struct mtk_base_afe *afe); + +#endif diff --git a/sound/soc/mediatek/mt8186/mt8186-audsys-clkid.h b/sound/soc/mediatek/mt8186/mt8186-audsys-clkid.h new file mode 100644 index 000000000000..3ce5937c1823 --- /dev/null +++ b/sound/soc/mediatek/mt8186/mt8186-audsys-clkid.h @@ -0,0 +1,45 @@ +/* SPDX-License-Identifier: GPL-2.0 + * + * mt8186-audsys-clkid.h -- Mediatek 8186 audsys clock id definition + * + * Copyright (c) 2022 MediaTek Inc. + * Author: Jiaxin Yu + */ + +#ifndef _MT8186_AUDSYS_CLKID_H_ +#define _MT8186_AUDSYS_CLKID_H_ + +enum{ + CLK_AUD_AFE, + CLK_AUD_22M, + CLK_AUD_24M, + CLK_AUD_APLL2_TUNER, + CLK_AUD_APLL_TUNER, + CLK_AUD_TDM, + CLK_AUD_ADC, + CLK_AUD_DAC, + CLK_AUD_DAC_PREDIS, + CLK_AUD_TML, + CLK_AUD_NLE, + CLK_AUD_I2S1_BCLK, + CLK_AUD_I2S2_BCLK, + CLK_AUD_I2S3_BCLK, + CLK_AUD_I2S4_BCLK, + CLK_AUD_CONNSYS_I2S_ASRC, + CLK_AUD_GENERAL1_ASRC, + CLK_AUD_GENERAL2_ASRC, + CLK_AUD_DAC_HIRES, + CLK_AUD_ADC_HIRES, + CLK_AUD_ADC_HIRES_TML, + CLK_AUD_ADDA6_ADC, + CLK_AUD_ADDA6_ADC_HIRES, + CLK_AUD_3RD_DAC, + CLK_AUD_3RD_DAC_PREDIS, + CLK_AUD_3RD_DAC_TML, + CLK_AUD_3RD_DAC_HIRES, + CLK_AUD_ETDM_IN1_BCLK, + CLK_AUD_ETDM_OUT1_BCLK, + CLK_AUD_NR_CLK, +}; + +#endif