From patchwork Fri Feb 11 10:38:05 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jiaxin Yu X-Patchwork-Id: 12743160 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (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 D9B3EC433EF for ; Fri, 11 Feb 2022 10:39:59 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:CC:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=uTjMNNSCuz3FU43ugMYWSBLlNQpx4iSqdGQ/PzGhqYg=; b=gNiOnhdZ3d2opC CuMVl+ldnekffYe59gApDQKjMbGlrz2WU6lpxjZjtG3tHqSTSOHNVhwNk1MZmIOyvjY3AYOse0xw/ p6aorgkP3zdvfZrhUJfHLQXwrUFbqiu7oDfVIrw1m9JFe6ZzQ2+rWd2gSxlUAjpXi8YUoaE9RPYDW 6Lhk61GR5439ZFY5rL6uyNMbdYiwWDmHMbPhCEHec88XGZwOqxain1QesURFpcNVaiRidR2Jxsz+W fjACSy6xd0c7XY/KJIxxkwEMDeHfvyVOr2WhrYfEqf6G1FlGqX8V8xXwNYnwLWMIpumJ7sOl9CzSa yYzvsKY/9TVQg+HcVmeQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1nITLE-006cDR-5H; Fri, 11 Feb 2022 10:39:52 +0000 Received: from mailgw02.mediatek.com ([216.200.240.185]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1nITJy-006bli-PE; Fri, 11 Feb 2022 10:38:36 +0000 X-UUID: e4e1e57ced7f4b61be0e40cade1cf4cf-20220211 X-UUID: e4e1e57ced7f4b61be0e40cade1cf4cf-20220211 Received: from mtkcas68.mediatek.inc [(172.29.94.19)] by mailgw02.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLSv1.2 ECDHE-RSA-AES256-SHA384 256/256) with ESMTP id 1204123659; Fri, 11 Feb 2022 03:38:27 -0700 Received: from mtkexhb02.mediatek.inc (172.21.101.103) by MTKMBS62DR.mediatek.inc (172.29.94.18) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Fri, 11 Feb 2022 02:38:26 -0800 Received: from mtkcas11.mediatek.inc (172.21.101.40) by mtkexhb02.mediatek.inc (172.21.101.103) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Fri, 11 Feb 2022 18:38:25 +0800 Received: from localhost.localdomain (10.17.3.154) by mtkcas11.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Fri, 11 Feb 2022 18:38:24 +0800 From: Jiaxin Yu To: , , , , , , , CC: , , , , , , , , Jiaxin Yu Subject: [PATCH 02/15] ASoC: mediatek: mt8186: support audsys clock control Date: Fri, 11 Feb 2022 18:38:05 +0800 Message-ID: <20220211103818.8266-3-jiaxin.yu@mediatek.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220211103818.8266-1-jiaxin.yu@mediatek.com> References: <20220211103818.8266-1-jiaxin.yu@mediatek.com> MIME-Version: 1.0 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220211_023834_868047_401A6098 X-CRM114-Status: GOOD ( 16.52 ) X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org This patch adds mt8186 audio cg control. Audio clock gates are registered to CCF for reference count and clock parent management. Signed-off-by: Jiaxin Yu --- sound/soc/mediatek/mt8186/mt8186-audsys-clk.c | 151 ++++++++++++++++++ sound/soc/mediatek/mt8186/mt8186-audsys-clk.h | 15 ++ .../soc/mediatek/mt8186/mt8186-audsys-clkid.h | 45 ++++++ 3 files changed, 211 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..f0ca57f00e91 --- /dev/null +++ b/sound/soc/mediatek/mt8186/mt8186-audsys-clk.c @@ -0,0 +1,151 @@ +// 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..6023cd788b13 --- /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..823ee43a0c55 --- /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