Received: by 2002:a05:7208:9594:b0:7e:5202:c8b4 with SMTP id gs20csp1337175rbb; Mon, 26 Feb 2024 06:23:26 -0800 (PST) X-Forwarded-Encrypted: i=3; AJvYcCWe1CZRePkoOKaJLNKw963Xwvr8UwB7U6tANDJprHkQmXGNvIgRfOwJ1E6tabgGYjvQ4Jx6qM/v4UmWjVhU4P7SaZ17LFzjfxKwcGFdJw== X-Google-Smtp-Source: AGHT+IE7Ht+GLFVbDMwJxikFVxSLNOuAhk82WEQQwJ3AfflCfs+Nt5Gp3t1EPUfivqg71lHP+L9c X-Received: by 2002:a92:2c05:0:b0:363:b5b0:4e33 with SMTP id t5-20020a922c05000000b00363b5b04e33mr7383742ile.32.1708957406102; Mon, 26 Feb 2024 06:23:26 -0800 (PST) ARC-Seal: i=2; a=rsa-sha256; t=1708957406; cv=pass; d=google.com; s=arc-20160816; b=udfG2v1TH68Gm8zCv/hqyIcOlNkIIf6n5F+7ieZKgzOZjEu1RJ0Oo8OTYdhrh5EGtE 17XxPk4PTf1YizEj2sjak3fhZYkvlmkGCqGGJhnfy/BiohXcobIfETla1j7qetBsdopH UnqEWTqeeMar3WbE4G4b3ncLTG6rHVHPM14ZUThaWrq67TX8yw9ZzMwv+avTeMDpZcpU gqIeiOl2ByvTEC9cfp/OlPOAQ8l3oKSmHkyE93itsIwyhx2BQvBtiqDA2A+1yHuStrwh U1VmZljKF+oU95r2hk3YXc+ryTVU3Ph2miJ7zgfZATmoAwcxGNrY6tAJtfMZJ3CaVgqF L5rg== ARC-Message-Signature: i=2; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:list-unsubscribe:list-subscribe:list-id:precedence :subject:date:from:dkim-signature; bh=R+Fk5ARyfKwpPMc0wOcVSaPohn2gY9yOXX3nP3+GHb0=; fh=INUD7tY+Ug02gXJl8q5O/OY07IzbnGv62IguzD9W+oE=; b=NU7e3xrPMqyxFzSiQKNbnd3hdX3G6FiRS6+HkuuP537ZADHN7vNpqjiBIK1owfvckX XoC2udM7QqK6rZk6bH2aF5jq7kc3R3un/otyr/3ZvXbXU1tQW9fk0uhW5qbhmWk+1Jk4 XrLHDH7wK269Rg4ci2KpPbDBnwWu7yLIUYZadi5kDqfIXwIHh8sSFemGM6oMS6qzNMU7 b7jdsDTdgAP3anC7qGaFVC7S3ON8yTsBHA2vJj+7RKiUmsVDQZLtfCDs+VPzZHlLZnl7 Ai9F6KcpFXYljiNEpRFubt/1b3UzYFIXMvD797dTfi7wbvsT3EVZMv+rSRPQWLv/ZVQg 8XMQ==; dara=google.com ARC-Authentication-Results: i=2; mx.google.com; dkim=pass header.i=@baylibre-com.20230601.gappssmtp.com header.s=20230601 header.b=vLz5zFFx; arc=pass (i=1 spf=pass spfdomain=baylibre.com dkim=pass dkdomain=baylibre-com.20230601.gappssmtp.com); spf=pass (google.com: domain of linux-kernel+bounces-81561-linux.lists.archive=gmail.com@vger.kernel.org designates 2604:1380:40f1:3f00::1 as permitted sender) smtp.mailfrom="linux-kernel+bounces-81561-linux.lists.archive=gmail.com@vger.kernel.org" Return-Path: Received: from sy.mirrors.kernel.org (sy.mirrors.kernel.org. [2604:1380:40f1:3f00::1]) by mx.google.com with ESMTPS id v2-20020a63f202000000b005dc95934e54si3790715pgh.52.2024.02.26.06.23.25 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 26 Feb 2024 06:23:26 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel+bounces-81561-linux.lists.archive=gmail.com@vger.kernel.org designates 2604:1380:40f1:3f00::1 as permitted sender) client-ip=2604:1380:40f1:3f00::1; Authentication-Results: mx.google.com; dkim=pass header.i=@baylibre-com.20230601.gappssmtp.com header.s=20230601 header.b=vLz5zFFx; arc=pass (i=1 spf=pass spfdomain=baylibre.com dkim=pass dkdomain=baylibre-com.20230601.gappssmtp.com); spf=pass (google.com: domain of linux-kernel+bounces-81561-linux.lists.archive=gmail.com@vger.kernel.org designates 2604:1380:40f1:3f00::1 as permitted sender) smtp.mailfrom="linux-kernel+bounces-81561-linux.lists.archive=gmail.com@vger.kernel.org" Received: from smtp.subspace.kernel.org (wormhole.subspace.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by sy.mirrors.kernel.org (Postfix) with ESMTPS id 68320B240CA for ; Mon, 26 Feb 2024 14:04:05 +0000 (UTC) Received: from localhost.localdomain (localhost.localdomain [127.0.0.1]) by smtp.subspace.kernel.org (Postfix) with ESMTP id 8AB6C12C542; Mon, 26 Feb 2024 14:02:21 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=baylibre-com.20230601.gappssmtp.com header.i=@baylibre-com.20230601.gappssmtp.com header.b="vLz5zFFx" Received: from mail-wm1-f52.google.com (mail-wm1-f52.google.com [209.85.128.52]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 8193612BEA6 for ; Mon, 26 Feb 2024 14:02:15 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.128.52 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1708956139; cv=none; b=mQpSRXvDqRlPv4CfE62IolzZKe/BdNw3x7zvnbS5iueaPXHx/fpgnXOtKwCfKvBHX0RcOOG8IOK6ZVNJLB1wE1WuiS0gN8MboBeOWwuKJ6E/smlkYNKVFP4stp2Vkp5hwakT0AvGpZlX1c9C00mn7dAKc+XrMZ/skpvEycPOO4k= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1708956139; c=relaxed/simple; bh=Nv/SNlQULb1KRNckO+Ew2YoaagjfViQHWfHxhZF7KHA=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=LDfDCPNH9ipZgl2AGuD/yJCCmKeOsGbrEJZ2PrPF8fisohReD/M+8BMeD0xs4nwkKDREW5dZ29eg69XTX3TjERI4t9QKn4vItY/a9L0FQ7/C5xPshRq2KLFQUYVm612J6y2I4973GkOB8rNwT8TCCobHjJMhE1xjhbAKJAPMJSo= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=baylibre.com; spf=pass smtp.mailfrom=baylibre.com; dkim=pass (2048-bit key) header.d=baylibre-com.20230601.gappssmtp.com header.i=@baylibre-com.20230601.gappssmtp.com header.b=vLz5zFFx; arc=none smtp.client-ip=209.85.128.52 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=baylibre.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=baylibre.com Received: by mail-wm1-f52.google.com with SMTP id 5b1f17b1804b1-412a8d9402eso2465055e9.0 for ; Mon, 26 Feb 2024 06:02:15 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=baylibre-com.20230601.gappssmtp.com; s=20230601; t=1708956134; x=1709560934; darn=vger.kernel.org; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:from:to:cc:subject:date:message-id :reply-to; bh=R+Fk5ARyfKwpPMc0wOcVSaPohn2gY9yOXX3nP3+GHb0=; b=vLz5zFFx/MDEGgi1UWiIQU+9vUJXi2kvXXrkricP7p8uq36CwiFuB6JuEMNxspEgkl 2VvnmQ7c44141jPg1nUxh8MnqdjhDEUc33uM51Qnh4bduH/dftokP+VzluywVT0TmoJ6 epQ1R4znaEYipVetVMb7w/tt7q41idjCBgxqC4VqyfncZH00uYqhgUVBPpVzQ81oqpDy kEkAjvwSlLpCBAqEz+RDuA3pll8ZEG8ccmFGoB/5sHVqpjjnZUJOnm2W5+0IdFGtYTU6 B0LTKxYsVC75LkQxAvgAYy7sokwiCynjsP4t4auh1MIvDh/Z4tbgaftqcCxRvEnIRnHG v7AA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1708956134; x=1709560934; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=R+Fk5ARyfKwpPMc0wOcVSaPohn2gY9yOXX3nP3+GHb0=; b=Ldn0KJz2MfYAeTc5wDR94tg21Nhc1HC7QrWieD9gX/cFUap+TI5viSo/GsozQ96zNS +H2MAmu/Z7m3pe+xaA4NuBeH/uL0rcB3/ZEpY3tOJBF1hHH7xzR5xL+jTsI+OnkGbRn8 O9HIPNvhnal6OWVB06Z+4eAis4s1UcTQi0NOjce8DuF3CIy5jSn76Ab+ZImQGwTdJtgG dzq6bUoFBI7nHaPwsCAbu8Pww7/0xMR0NbkIjWmtkVviC8sPwzcMCFNvwdvKR7buS5MM 5YI8oE7pOUnqWubYIzln3D13IYob1VUCBFxWuppY5hMvBdtuDkNTL3kYlfRLzzf7ZJD3 tJkQ== X-Forwarded-Encrypted: i=1; AJvYcCVB1LtdSvDosQBkeFwjmiL6/3A7uaU/ySQBkgezjlBeBJtoC8sfx8QaAOWOB1hGZkEOByWt8BTGGKBFyJMqkNkeFsnu/rVxcoPDTPAC X-Gm-Message-State: AOJu0YxepFYwMNd5EZmcS38fBKV4coNnU8lqRgMZpY3FX5SiI8CXrNyD KvcqSMPbqG8m61WecxTRE3TAakn6FCZ0qVQtEg0sGUdfzAh3yMHxj/yvryZ8Qn8= X-Received: by 2002:a05:600c:3584:b0:412:a0f9:391 with SMTP id p4-20020a05600c358400b00412a0f90391mr4273725wmq.2.1708956133833; Mon, 26 Feb 2024 06:02:13 -0800 (PST) Received: from [127.0.1.1] ([93.5.22.158]) by smtp.googlemail.com with ESMTPSA id d33-20020a05600c4c2100b004129f87a2c6sm2838475wmp.1.2024.02.26.06.02.12 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 26 Feb 2024 06:02:13 -0800 (PST) From: Alexandre Mergnat Date: Mon, 26 Feb 2024 15:01:43 +0100 Subject: [PATCH 05/18] SoC: mediatek: mt8365: support audio clock control Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20240226-audio-i350-v1-5-4fa1cea1667f@baylibre.com> References: <20240226-audio-i350-v1-0-4fa1cea1667f@baylibre.com> In-Reply-To: <20240226-audio-i350-v1-0-4fa1cea1667f@baylibre.com> To: Liam Girdwood , Mark Brown , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Matthias Brugger , AngeloGioacchino Del Regno , Lee Jones , Flora Fu , Jaroslav Kysela , Takashi Iwai , Sumit Semwal , =?utf-8?q?Christian_K=C3=B6nig?= , Catalin Marinas , Will Deacon Cc: linux-sound@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, linux-media@vger.kernel.org, dri-devel@lists.freedesktop.org, linaro-mm-sig@lists.linaro.org, Alexandre Mergnat X-Mailer: b4 0.12.2 X-Developer-Signature: v=1; a=openpgp-sha256; l=15462; i=amergnat@baylibre.com; h=from:subject:message-id; bh=Nv/SNlQULb1KRNckO+Ew2YoaagjfViQHWfHxhZF7KHA=; b=owEBbQKS/ZANAwAKAStGSZ1+MdRFAcsmYgBl3JncRVenGxBKherRH8juHQZksGti57QrriAKPJQs EceAtmGJAjMEAAEKAB0WIQQjG17X8+qqcA5g/osrRkmdfjHURQUCZdyZ3AAKCRArRkmdfjHURbruEA CGQv3LbJ7H8QbLt132D/0zBU/itb5aq6MedG4XI0QLdgt/jq1oYFeMnddvhRAdIHYNuuyAhZpFf6Io G/5G5RJkloyDUUsJlnf0l3a2Ia/9tIFckc/8f8R8l+FLUsNZlr7CeVVryF728BH0wW7FAGGzw5Sc8D oyFBehSGokO49ueK9ux7JY5cofZr5+LZLM8KX+Ccm6X7putxbMDK6UdaPRv3yOtJItyj2INWseiym1 l4KrF2jDVZaJ70cSliBxDYeiFv7qfReYJ2tociNJVRTkesPo/P7L9RPElC5LNbN1O3AjcAGmf4au36 xge5XtmLFgQB79j/z1sgQU8MU4Q0RTRZIKBdGtXHsIRhPw6KSsRTVl7AO7PBwGoK/Vs9ChmuwH5iil pqXv8o/KGlF1xoBBCMh6/jqo0xqHmV/lrhuRPpcod3mtJicNJfNAT+J/s9YQUfbvz8VgIySw2kmFxm Gt0lhpv1SU8ebM+QtY7qnnHeIkVV4+CNo7VHRsGiPk5+kDdL0lxgIrwPUBdE+ls7YZPi8sTAYeSjsr /OGq73de8FTrpJpIARLuUHb1fJr/wysWv9mW4wX7ma++zVB0KArx6AUgJI0PyVCHyNhZrHQJjkhqD3 oTVac7bLX3+xP1sop+RMz4jl1BK3dcxfIaBqQSS5blwuCaEEiKcQArnT7+aQ== X-Developer-Key: i=amergnat@baylibre.com; a=openpgp; fpr=231B5ED7F3EAAA700E60FE8B2B46499D7E31D445 Add audio clock wrapper and audio tuner control. Signed-off-by: Alexandre Mergnat --- sound/soc/mediatek/mt8365/mt8365-afe-clk.c | 455 +++++++++++++++++++++++++++++ sound/soc/mediatek/mt8365/mt8365-afe-clk.h | 55 ++++ 2 files changed, 510 insertions(+) diff --git a/sound/soc/mediatek/mt8365/mt8365-afe-clk.c b/sound/soc/mediatek/mt8365/mt8365-afe-clk.c new file mode 100644 index 000000000000..2df781a22bf0 --- /dev/null +++ b/sound/soc/mediatek/mt8365/mt8365-afe-clk.c @@ -0,0 +1,455 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Mediatek 8365 AFE clock control + * + * Copyright (c) 2024 MediaTek Inc. + * Authors: Jia Zeng + * Alexandre Mergnat + */ + +#include "mt8365-afe-clk.h" +#include "mt8365-afe-common.h" +#include "mt8365-reg.h" +#include "../common/mtk-base-afe.h" +#include +#include + +static const char *aud_clks[MT8365_CLK_NUM] = { + [MT8365_CLK_TOP_AUD_SEL] = "top_audio_sel", + [MT8365_CLK_AUD_I2S0_M] = "audio_i2s0_m", + [MT8365_CLK_AUD_I2S1_M] = "audio_i2s1_m", + [MT8365_CLK_AUD_I2S2_M] = "audio_i2s2_m", + [MT8365_CLK_AUD_I2S3_M] = "audio_i2s3_m", + [MT8365_CLK_ENGEN1] = "engen1", + [MT8365_CLK_ENGEN2] = "engen2", + [MT8365_CLK_AUD1] = "aud1", + [MT8365_CLK_AUD2] = "aud2", + [MT8365_CLK_I2S0_M_SEL] = "i2s0_m_sel", + [MT8365_CLK_I2S1_M_SEL] = "i2s1_m_sel", + [MT8365_CLK_I2S2_M_SEL] = "i2s2_m_sel", + [MT8365_CLK_I2S3_M_SEL] = "i2s3_m_sel", + [MT8365_CLK_CLK26M] = "top_clk26m_clk", +}; + +int mt8365_afe_init_audio_clk(struct mtk_base_afe *afe) +{ + size_t i; + struct mt8365_afe_private *afe_priv = afe->platform_priv; + + for (i = 0; i < ARRAY_SIZE(aud_clks); i++) { + afe_priv->clocks[i] = devm_clk_get(afe->dev, aud_clks[i]); + if (IS_ERR(afe_priv->clocks[i])) { + dev_err(afe->dev, "%s devm_clk_get %s fail\n", + __func__, aud_clks[i]); + return PTR_ERR(afe_priv->clocks[i]); + } + } + return 0; + + afe_priv->topckgen = syscon_regmap_lookup_by_phandle(afe->dev->of_node, + "mediatek,topckgen"); + if (IS_ERR(afe_priv->topckgen)) { + dev_err(afe->dev, "%s() Cannot find topckgen controller: %ld\n", + __func__, PTR_ERR(afe_priv->topckgen)); + return PTR_ERR(afe_priv->topckgen); + } +} + +int mt8365_afe_enable_clk(struct mtk_base_afe *afe, struct clk *clk) +{ + int ret; + + if (clk) { + ret = clk_prepare_enable(clk); + if (ret) { + dev_err(afe->dev, "Failed to enable clk\n"); + return ret; + } + } + return 0; +} + +void mt8365_afe_disable_clk(struct mtk_base_afe *afe, struct clk *clk) +{ + if (clk) + clk_disable_unprepare(clk); +} + +int mt8365_afe_set_clk_rate(struct mtk_base_afe *afe, struct clk *clk, + unsigned int rate) +{ + int ret; + + if (clk) { + ret = clk_set_rate(clk, rate); + if (ret) { + dev_err(afe->dev, "Failed to set rate\n"); + return ret; + } + } + return 0; +} + +int mt8365_afe_set_clk_parent(struct mtk_base_afe *afe, struct clk *clk, + struct clk *parent) +{ + int ret; + + if (clk && parent) { + ret = clk_set_parent(clk, parent); + if (ret) { + dev_err(afe->dev, "Failed to set parent\n"); + return ret; + } + } + return 0; +} + +static unsigned int get_top_cg_reg(unsigned int cg_type) +{ + switch (cg_type) { + case MT8365_TOP_CG_AFE: + case MT8365_TOP_CG_I2S_IN: + case MT8365_TOP_CG_22M: + case MT8365_TOP_CG_24M: + case MT8365_TOP_CG_INTDIR_CK: + case MT8365_TOP_CG_APLL2_TUNER: + case MT8365_TOP_CG_APLL_TUNER: + case MT8365_TOP_CG_SPDIF: + case MT8365_TOP_CG_TDM_OUT: + case MT8365_TOP_CG_TDM_IN: + case MT8365_TOP_CG_ADC: + case MT8365_TOP_CG_DAC: + case MT8365_TOP_CG_DAC_PREDIS: + case MT8365_TOP_CG_TML: + return AUDIO_TOP_CON0; + case MT8365_TOP_CG_I2S1_BCLK: + case MT8365_TOP_CG_I2S2_BCLK: + case MT8365_TOP_CG_I2S3_BCLK: + case MT8365_TOP_CG_I2S4_BCLK: + case MT8365_TOP_CG_DMIC0_ADC: + case MT8365_TOP_CG_DMIC1_ADC: + case MT8365_TOP_CG_DMIC2_ADC: + case MT8365_TOP_CG_DMIC3_ADC: + case MT8365_TOP_CG_CONNSYS_I2S_ASRC: + case MT8365_TOP_CG_GENERAL1_ASRC: + case MT8365_TOP_CG_GENERAL2_ASRC: + case MT8365_TOP_CG_TDM_ASRC: + return AUDIO_TOP_CON1; + default: + return 0; + } +} + +static unsigned int get_top_cg_mask(unsigned int cg_type) +{ + switch (cg_type) { + case MT8365_TOP_CG_AFE: + return AUD_TCON0_PDN_AFE; + case MT8365_TOP_CG_I2S_IN: + return AUD_TCON0_PDN_I2S_IN; + case MT8365_TOP_CG_22M: + return AUD_TCON0_PDN_22M; + case MT8365_TOP_CG_24M: + return AUD_TCON0_PDN_24M; + case MT8365_TOP_CG_INTDIR_CK: + return AUD_TCON0_PDN_INTDIR; + case MT8365_TOP_CG_APLL2_TUNER: + return AUD_TCON0_PDN_APLL2_TUNER; + case MT8365_TOP_CG_APLL_TUNER: + return AUD_TCON0_PDN_APLL_TUNER; + case MT8365_TOP_CG_SPDIF: + return AUD_TCON0_PDN_SPDIF; + case MT8365_TOP_CG_TDM_OUT: + return AUD_TCON0_PDN_TDM_OUT; + case MT8365_TOP_CG_TDM_IN: + return AUD_TCON0_PDN_TDM_IN; + case MT8365_TOP_CG_ADC: + return AUD_TCON0_PDN_ADC; + case MT8365_TOP_CG_DAC: + return AUD_TCON0_PDN_DAC; + case MT8365_TOP_CG_DAC_PREDIS: + return AUD_TCON0_PDN_DAC_PREDIS; + case MT8365_TOP_CG_TML: + return AUD_TCON0_PDN_TML; + case MT8365_TOP_CG_I2S1_BCLK: + return AUD_TCON1_PDN_I2S1_BCLK; + case MT8365_TOP_CG_I2S2_BCLK: + return AUD_TCON1_PDN_I2S2_BCLK; + case MT8365_TOP_CG_I2S3_BCLK: + return AUD_TCON1_PDN_I2S3_BCLK; + case MT8365_TOP_CG_I2S4_BCLK: + return AUD_TCON1_PDN_I2S4_BCLK; + case MT8365_TOP_CG_DMIC0_ADC: + return AUD_TCON1_PDN_DMIC0_ADC; + case MT8365_TOP_CG_DMIC1_ADC: + return AUD_TCON1_PDN_DMIC1_ADC; + case MT8365_TOP_CG_DMIC2_ADC: + return AUD_TCON1_PDN_DMIC2_ADC; + case MT8365_TOP_CG_DMIC3_ADC: + return AUD_TCON1_PDN_DMIC3_ADC; + case MT8365_TOP_CG_CONNSYS_I2S_ASRC: + return AUD_TCON1_PDN_CONNSYS_I2S_ASRC; + case MT8365_TOP_CG_GENERAL1_ASRC: + return AUD_TCON1_PDN_GENERAL1_ASRC; + case MT8365_TOP_CG_GENERAL2_ASRC: + return AUD_TCON1_PDN_GENERAL2_ASRC; + case MT8365_TOP_CG_TDM_ASRC: + return AUD_TCON1_PDN_TDM_ASRC; + default: + return 0; + } +} + +static unsigned int get_top_cg_on_val(unsigned int cg_type) +{ + return 0; +} + +static unsigned int get_top_cg_off_val(unsigned int cg_type) +{ + return get_top_cg_mask(cg_type); +} + +int mt8365_afe_enable_top_cg(struct mtk_base_afe *afe, unsigned int cg_type) +{ + struct mt8365_afe_private *afe_priv = afe->platform_priv; + unsigned int reg = get_top_cg_reg(cg_type); + unsigned int mask = get_top_cg_mask(cg_type); + unsigned int val = get_top_cg_on_val(cg_type); + unsigned long flags; + + spin_lock_irqsave(&afe_priv->afe_ctrl_lock, flags); + + afe_priv->top_cg_ref_cnt[cg_type]++; + if (afe_priv->top_cg_ref_cnt[cg_type] == 1) + regmap_update_bits(afe->regmap, reg, mask, val); + + spin_unlock_irqrestore(&afe_priv->afe_ctrl_lock, flags); + + return 0; +} + +int mt8365_afe_disable_top_cg(struct mtk_base_afe *afe, unsigned int cg_type) +{ + struct mt8365_afe_private *afe_priv = afe->platform_priv; + unsigned int reg = get_top_cg_reg(cg_type); + unsigned int mask = get_top_cg_mask(cg_type); + unsigned int val = get_top_cg_off_val(cg_type); + unsigned long flags; + + spin_lock_irqsave(&afe_priv->afe_ctrl_lock, flags); + + afe_priv->top_cg_ref_cnt[cg_type]--; + if (afe_priv->top_cg_ref_cnt[cg_type] == 0) + regmap_update_bits(afe->regmap, reg, mask, val); + else if (afe_priv->top_cg_ref_cnt[cg_type] < 0) + afe_priv->top_cg_ref_cnt[cg_type] = 0; + + spin_unlock_irqrestore(&afe_priv->afe_ctrl_lock, flags); + + return 0; +} + +int mt8365_afe_enable_main_clk(struct mtk_base_afe *afe) +{ + struct mt8365_afe_private *afe_priv = afe->platform_priv; + + mt8365_afe_enable_clk(afe, afe_priv->clocks[MT8365_CLK_TOP_AUD_SEL]); + mt8365_afe_enable_top_cg(afe, MT8365_TOP_CG_AFE); + mt8365_afe_enable_afe_on(afe); + + return 0; +} + +int mt8365_afe_disable_main_clk(struct mtk_base_afe *afe) +{ + struct mt8365_afe_private *afe_priv = afe->platform_priv; + + mt8365_afe_disable_afe_on(afe); + mt8365_afe_disable_top_cg(afe, MT8365_TOP_CG_AFE); + mt8365_afe_disable_clk(afe, afe_priv->clocks[MT8365_CLK_TOP_AUD_SEL]); + + return 0; +} + +int mt8365_afe_emi_clk_on(struct mtk_base_afe *afe) +{ + return 0; +} + +int mt8365_afe_emi_clk_off(struct mtk_base_afe *afe) +{ + return 0; +} + +int mt8365_afe_enable_afe_on(struct mtk_base_afe *afe) +{ + struct mt8365_afe_private *afe_priv = afe->platform_priv; + unsigned long flags; + + spin_lock_irqsave(&afe_priv->afe_ctrl_lock, flags); + + afe_priv->afe_on_ref_cnt++; + if (afe_priv->afe_on_ref_cnt == 1) + regmap_update_bits(afe->regmap, AFE_DAC_CON0, 0x1, 0x1); + + spin_unlock_irqrestore(&afe_priv->afe_ctrl_lock, flags); + + return 0; +} + +int mt8365_afe_disable_afe_on(struct mtk_base_afe *afe) +{ + struct mt8365_afe_private *afe_priv = afe->platform_priv; + unsigned long flags; + + spin_lock_irqsave(&afe_priv->afe_ctrl_lock, flags); + + afe_priv->afe_on_ref_cnt--; + if (afe_priv->afe_on_ref_cnt == 0) + regmap_update_bits(afe->regmap, AFE_DAC_CON0, 0x1, 0x0); + else if (afe_priv->afe_on_ref_cnt < 0) + afe_priv->afe_on_ref_cnt = 0; + + spin_unlock_irqrestore(&afe_priv->afe_ctrl_lock, flags); + + return 0; +} + +int mt8365_afe_hd_engen_enable(struct mtk_base_afe *afe, bool apll1) +{ + if (apll1) + regmap_update_bits(afe->regmap, AFE_HD_ENGEN_ENABLE, + AFE_22M_PLL_EN, AFE_22M_PLL_EN); + else + regmap_update_bits(afe->regmap, AFE_HD_ENGEN_ENABLE, + AFE_24M_PLL_EN, AFE_24M_PLL_EN); + + return 0; +} + +int mt8365_afe_hd_engen_disable(struct mtk_base_afe *afe, bool apll1) +{ + if (apll1) + regmap_update_bits(afe->regmap, AFE_HD_ENGEN_ENABLE, + AFE_22M_PLL_EN, ~AFE_22M_PLL_EN); + else + regmap_update_bits(afe->regmap, AFE_HD_ENGEN_ENABLE, + AFE_24M_PLL_EN, ~AFE_24M_PLL_EN); + + return 0; +} + +int mt8365_afe_enable_apll_tuner_cfg(struct mtk_base_afe *afe, + unsigned int apll) +{ + struct mt8365_afe_private *afe_priv = afe->platform_priv; + + mutex_lock(&afe_priv->afe_clk_mutex); + + afe_priv->apll_tuner_ref_cnt[apll]++; + if (afe_priv->apll_tuner_ref_cnt[apll] != 1) { + mutex_unlock(&afe_priv->afe_clk_mutex); + return 0; + } + + if (apll == MT8365_AFE_APLL1) { + regmap_update_bits(afe->regmap, AFE_APLL_TUNER_CFG, + AFE_APLL_TUNER_CFG_MASK, 0x432); + regmap_update_bits(afe->regmap, AFE_APLL_TUNER_CFG, + AFE_APLL_TUNER_CFG_EN_MASK, 0x1); + } else { + regmap_update_bits(afe->regmap, AFE_APLL_TUNER_CFG1, + AFE_APLL_TUNER_CFG1_MASK, 0x434); + regmap_update_bits(afe->regmap, AFE_APLL_TUNER_CFG1, + AFE_APLL_TUNER_CFG1_EN_MASK, 0x1); + } + + mutex_unlock(&afe_priv->afe_clk_mutex); + return 0; +} + +int mt8365_afe_disable_apll_tuner_cfg(struct mtk_base_afe *afe, + unsigned int apll) +{ + struct mt8365_afe_private *afe_priv = afe->platform_priv; + + mutex_lock(&afe_priv->afe_clk_mutex); + + afe_priv->apll_tuner_ref_cnt[apll]--; + if (afe_priv->apll_tuner_ref_cnt[apll] == 0) { + if (apll == MT8365_AFE_APLL1) + regmap_update_bits(afe->regmap, AFE_APLL_TUNER_CFG, + AFE_APLL_TUNER_CFG_EN_MASK, 0x0); + else + regmap_update_bits(afe->regmap, AFE_APLL_TUNER_CFG1, + AFE_APLL_TUNER_CFG1_EN_MASK, 0x0); + + } else if (afe_priv->apll_tuner_ref_cnt[apll] < 0) { + afe_priv->apll_tuner_ref_cnt[apll] = 0; + } + + mutex_unlock(&afe_priv->afe_clk_mutex); + return 0; +} + +int mt8365_afe_enable_apll_associated_cfg(struct mtk_base_afe *afe, + unsigned int apll) +{ + struct mt8365_afe_private *afe_priv = afe->platform_priv; + + if (apll == MT8365_AFE_APLL1) { + if (clk_prepare_enable(afe_priv->clocks[MT8365_CLK_ENGEN1])) { + dev_info(afe->dev, "%s Failed to enable ENGEN1 clk\n", + __func__); + return 0; + } + mt8365_afe_enable_top_cg(afe, MT8365_TOP_CG_22M); + mt8365_afe_hd_engen_enable(afe, true); +#ifdef ENABLE_AFE_APLL_TUNER + mt8365_afe_enable_top_cg(afe, MT8365_TOP_CG_APLL_TUNER); + mt8365_afe_enable_apll_tuner_cfg(afe, MT8365_AFE_APLL1); +#endif + } else { + if (clk_prepare_enable(afe_priv->clocks[MT8365_CLK_ENGEN2])) { + dev_info(afe->dev, "%s Failed to enable ENGEN2 clk\n", + __func__); + return 0; + } + mt8365_afe_enable_top_cg(afe, MT8365_TOP_CG_24M); + mt8365_afe_hd_engen_enable(afe, false); +#ifdef ENABLE_AFE_APLL_TUNER + mt8365_afe_enable_top_cg(afe, MT8365_TOP_CG_APLL2_TUNER); + mt8365_afe_enable_apll_tuner_cfg(afe, MT8365_AFE_APLL2); +#endif + } + + return 0; +} + +int mt8365_afe_disable_apll_associated_cfg(struct mtk_base_afe *afe, + unsigned int apll) +{ + struct mt8365_afe_private *afe_priv = afe->platform_priv; + + if (apll == MT8365_AFE_APLL1) { +#ifdef ENABLE_AFE_APLL_TUNER + mt8365_afe_disable_apll_tuner_cfg(afe, MT8365_AFE_APLL1); + mt8365_afe_disable_top_cg(afe, MT8365_TOP_CG_APLL_TUNER); +#endif + mt8365_afe_hd_engen_disable(afe, true); + mt8365_afe_disable_top_cg(afe, MT8365_TOP_CG_22M); + clk_disable_unprepare(afe_priv->clocks[MT8365_CLK_ENGEN1]); + } else { +#ifdef ENABLE_AFE_APLL_TUNER + mt8365_afe_disable_apll_tuner_cfg(afe, MT8365_AFE_APLL2); + mt8365_afe_disable_top_cg(afe, MT8365_TOP_CG_APLL2_TUNER); +#endif + mt8365_afe_hd_engen_disable(afe, false); + mt8365_afe_disable_top_cg(afe, MT8365_TOP_CG_24M); + clk_disable_unprepare(afe_priv->clocks[MT8365_CLK_ENGEN2]); + } + + return 0; +} diff --git a/sound/soc/mediatek/mt8365/mt8365-afe-clk.h b/sound/soc/mediatek/mt8365/mt8365-afe-clk.h new file mode 100644 index 000000000000..89377464c2b5 --- /dev/null +++ b/sound/soc/mediatek/mt8365/mt8365-afe-clk.h @@ -0,0 +1,55 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * Mediatek 8365 AFE clock control definitions + * + * Copyright (c) 2024 MediaTek Inc. + * Authors: Jia Zeng + * Alexandre Mergnat + */ + +#ifndef _MT8365_AFE_UTILS_H_ +#define _MT8365_AFE_UTILS_H_ + +struct mtk_base_afe; +struct clk; + +int mt8365_afe_init_audio_clk(struct mtk_base_afe *afe); + +int mt8365_afe_enable_clk(struct mtk_base_afe *afe, struct clk *clk); + +void mt8365_afe_disable_clk(struct mtk_base_afe *afe, struct clk *clk); + +int mt8365_afe_set_clk_rate(struct mtk_base_afe *afe, struct clk *clk, + unsigned int rate); + +int mt8365_afe_set_clk_parent(struct mtk_base_afe *afe, struct clk *clk, + struct clk *parent); + +int mt8365_afe_enable_top_cg(struct mtk_base_afe *afe, unsigned int cg_type); + +int mt8365_afe_disable_top_cg(struct mtk_base_afe *afe, unsigned int cg_type); + +int mt8365_afe_enable_main_clk(struct mtk_base_afe *afe); + +int mt8365_afe_disable_main_clk(struct mtk_base_afe *afe); + +int mt8365_afe_emi_clk_on(struct mtk_base_afe *afe); + +int mt8365_afe_emi_clk_off(struct mtk_base_afe *afe); + +int mt8365_afe_enable_afe_on(struct mtk_base_afe *afe); + +int mt8365_afe_disable_afe_on(struct mtk_base_afe *afe); + +int mt8365_afe_enable_apll_tuner_cfg(struct mtk_base_afe *afe, + unsigned int apll); + +int mt8365_afe_disable_apll_tuner_cfg(struct mtk_base_afe *afe, + unsigned int apll); + +int mt8365_afe_enable_apll_associated_cfg(struct mtk_base_afe *afe, + unsigned int apll); + +int mt8365_afe_disable_apll_associated_cfg(struct mtk_base_afe *afe, + unsigned int apll); +#endif -- 2.25.1