From patchwork Tue Nov 3 07:59:35 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jiaxin Yu X-Patchwork-Id: 11876221 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 1D976697 for ; Tue, 3 Nov 2020 08:10:17 +0000 (UTC) Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 9764422275 for ; Tue, 3 Nov 2020 08:10:16 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="IYgnDw0R"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=mediatek.com header.i=@mediatek.com header.b="Lsl6EX/D" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 9764422275 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=mediatek.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-mediatek-bounces+patchwork-linux-mediatek=patchwork.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=merlin.20170209; h=Sender:Content-Transfer-Encoding: Content-Type:Cc:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To:Message-ID:Date: Subject:To:From:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=NljWvL4sOU/V6ax6rCGvJRdKmQ1KZbOtGCeYhx6Csis=; b=IYgnDw0RzC+CASDGc66olE3Qy 7t4PfjWy4HFh7+MfmOFj0KD31CHiZ5St2T1JSG/zX9J12dOmQ4uCqbyLgLGx4D7RsIgGm9MmLODsa vjZ72a/WcXkd+Prj9KOaNtGvVsT2yYSD1cTGiYLto23Jc5ZPoxYhffbLd/9+1d4pLArR2MW+R1XMX J4kuUYpTXRgX10eaySYo5fXCQrAaIbmh58pWl9OQlUNDa5xrZUXcGbxe9Av0nbYNumCxi4/l/3Dp7 STh+3asTWf6KYKtld1KDCwgLCP9T4gQphuO2uEBaxrdXb/msLSYouw/0suBZpw2ug3TiclY0cJ5bN JnyKDh5hw==; Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1kZrOP-00077L-VX; Tue, 03 Nov 2020 08:10:14 +0000 Received: from mailgw01.mediatek.com ([216.200.240.184]) by merlin.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1kZrO4-00072F-6X; Tue, 03 Nov 2020 08:09:53 +0000 X-UUID: 3c7fa9a7cef343139b811e359aa03069-20201103 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=mediatek.com; s=dk; h=Content-Transfer-Encoding:Content-Type:MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:CC:To:From; bh=YDB89qjHR1/sSZZyNO1Zm//JwIEQtvg4kQzmp+z87us=; b=Lsl6EX/DvB7hOE0QAn2NM/WX1gIUqwKWtiLbjRgkupUl7EU70S2emg6FIho2Pf3MIWWlRXHNQxOWFCJfk40h18Z26wXkM0Y14Xd+WSjVyaB1EaNUypmvBAEyIEq2ZIvgAjuIj+fgjSRVz5c9yzO6+TzdOKvuHKVVr3vjtizThaM=; X-UUID: 3c7fa9a7cef343139b811e359aa03069-20201103 Received: from mtkcas66.mediatek.inc [(172.29.193.44)] by mailgw01.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLSv1.2 ECDHE-RSA-AES256-SHA384 256/256) with ESMTP id 1792438072; Tue, 03 Nov 2020 00:09:49 -0800 Received: from MTKMBS06N2.mediatek.inc (172.21.101.130) by MTKMBS62N2.mediatek.inc (172.29.193.42) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Mon, 2 Nov 2020 23:59:49 -0800 Received: from mtkcas10.mediatek.inc (172.21.101.39) by mtkmbs06n2.mediatek.inc (172.21.101.130) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Tue, 3 Nov 2020 15:59:48 +0800 Received: from localhost.localdomain (10.17.3.153) by mtkcas10.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Tue, 3 Nov 2020 15:59:47 +0800 From: Jiaxin Yu To: , , , , , , , , , Subject: [PATCH v4 6/9] ASoC: mediatek: mt8192: support tdm in platform driver Date: Tue, 3 Nov 2020 15:59:35 +0800 Message-ID: <1604390378-23993-7-git-send-email-jiaxin.yu@mediatek.com> X-Mailer: git-send-email 1.8.1.1.dirty In-Reply-To: <1604390378-23993-1-git-send-email-jiaxin.yu@mediatek.com> References: <1604390378-23993-1-git-send-email-jiaxin.yu@mediatek.com> MIME-Version: 1.0 X-TM-SNTS-SMTP: C34AD8263946BA6ED8F0A3CD8DF6A7EA9ED021D2A31A5683AF63370807AE1BCF2000:8 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20201103_030952_469941_6CE0745A X-CRM114-Status: GOOD ( 15.97 ) X-Spam-Score: -0.2 (/) X-Spam-Report: SpamAssassin version 3.4.4 on merlin.infradead.org summary: Content analysis details: (-0.2 points) pts rule name description ---- ---------------------- -------------------------------------------------- 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record -0.0 SPF_PASS SPF: sender matches SPF record 0.0 MIME_BASE64_TEXT RAW: Message text disguised using base64 encoding 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain 0.0 UNPARSEABLE_RELAY Informational: message has unparseable relay lines X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: shane.chien@mediatek.com, Bicycle.Tsai@mediatek.com, Jiaxin Yu , Trevor.Wu@mediatek.com, kuninori.morimoto.gx@renesas.com Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+patchwork-linux-mediatek=patchwork.kernel.org@lists.infradead.org This patch adds mt8192 tdm dai driver. Signed-off-by: Jiaxin Yu --- sound/soc/mediatek/mt8192/mt8192-dai-tdm.c | 778 +++++++++++++++++++++ 1 file changed, 778 insertions(+) create mode 100644 sound/soc/mediatek/mt8192/mt8192-dai-tdm.c diff --git a/sound/soc/mediatek/mt8192/mt8192-dai-tdm.c b/sound/soc/mediatek/mt8192/mt8192-dai-tdm.c new file mode 100644 index 0000000000000..8383536b7ae00 --- /dev/null +++ b/sound/soc/mediatek/mt8192/mt8192-dai-tdm.c @@ -0,0 +1,778 @@ +// SPDX-License-Identifier: GPL-2.0 +// +// MediaTek ALSA SoC Audio DAI TDM Control +// +// Copyright (c) 2020 MediaTek Inc. +// Author: Shane Chien + +#include +#include + +#include "mt8192-afe-clk.h" +#include "mt8192-afe-common.h" +#include "mt8192-afe-gpio.h" +#include "mt8192-interconnection.h" + +struct mtk_afe_tdm_priv { + int id; + int bck_id; + int bck_rate; + int tdm_out_mode; + int bck_invert; + int lck_invert; + int mclk_id; + int mclk_multiple; /* according to sample rate */ + int mclk_rate; + int mclk_apll; +}; + +enum { + TDM_OUT_I2S = 0, + TDM_OUT_DSP_A = 1, + TDM_OUT_DSP_B = 2, +}; + +enum { + TDM_BCK_NON_INV = 0, + TDM_BCK_INV = 1, +}; + +enum { + TDM_LCK_NON_INV = 0, + TDM_LCK_INV = 1, +}; + +enum { + TDM_WLEN_16_BIT = 1, + TDM_WLEN_32_BIT = 2, +}; + +enum { + TDM_CHANNEL_BCK_16 = 0, + TDM_CHANNEL_BCK_24 = 1, + TDM_CHANNEL_BCK_32 = 2, +}; + +enum { + TDM_CHANNEL_NUM_2 = 0, + TDM_CHANNEL_NUM_4 = 1, + TDM_CHANNEL_NUM_8 = 2, +}; + +enum { + TDM_CH_START_O30_O31 = 0, + TDM_CH_START_O32_O33, + TDM_CH_START_O34_O35, + TDM_CH_START_O36_O37, + TDM_CH_ZERO, +}; + +static unsigned int get_tdm_wlen(snd_pcm_format_t format) +{ + return snd_pcm_format_physical_width(format) <= 16 ? + TDM_WLEN_16_BIT : TDM_WLEN_32_BIT; +} + +static unsigned int get_tdm_channel_bck(snd_pcm_format_t format) +{ + return snd_pcm_format_physical_width(format) <= 16 ? + TDM_CHANNEL_BCK_16 : TDM_CHANNEL_BCK_32; +} + +static unsigned int get_tdm_lrck_width(snd_pcm_format_t format) +{ + return snd_pcm_format_physical_width(format) - 1; +} + +static unsigned int get_tdm_ch(unsigned int ch) +{ + switch (ch) { + case 1: + case 2: + return TDM_CHANNEL_NUM_2; + case 3: + case 4: + return TDM_CHANNEL_NUM_4; + case 5: + case 6: + case 7: + case 8: + default: + return TDM_CHANNEL_NUM_8; + } +} + +static unsigned int get_tdm_ch_fixup(unsigned int channels) +{ + if (channels > 4) + return 8; + else if (channels > 2) + return 4; + else + return 2; +} + +static unsigned int get_tdm_ch_per_sdata(unsigned int mode, + unsigned int channels) +{ + if (mode == TDM_OUT_DSP_A || mode == TDM_OUT_DSP_B) + return get_tdm_ch_fixup(channels); + else + return 2; +} + +/* interconnection */ +enum { + HDMI_CONN_CH0 = 0, + HDMI_CONN_CH1, + HDMI_CONN_CH2, + HDMI_CONN_CH3, + HDMI_CONN_CH4, + HDMI_CONN_CH5, + HDMI_CONN_CH6, + HDMI_CONN_CH7, +}; + +static const char *const hdmi_conn_mux_map[] = { + "CH0", "CH1", "CH2", "CH3", + "CH4", "CH5", "CH6", "CH7", +}; + +static int hdmi_conn_mux_map_value[] = { + HDMI_CONN_CH0, + HDMI_CONN_CH1, + HDMI_CONN_CH2, + HDMI_CONN_CH3, + HDMI_CONN_CH4, + HDMI_CONN_CH5, + HDMI_CONN_CH6, + HDMI_CONN_CH7, +}; + +static SOC_VALUE_ENUM_SINGLE_DECL(hdmi_ch0_mux_map_enum, + AFE_HDMI_CONN0, + HDMI_O_0_SFT, + HDMI_O_0_MASK, + hdmi_conn_mux_map, + hdmi_conn_mux_map_value); + +static const struct snd_kcontrol_new hdmi_ch0_mux_control = + SOC_DAPM_ENUM("HDMI_CH0_MUX", hdmi_ch0_mux_map_enum); + +static SOC_VALUE_ENUM_SINGLE_DECL(hdmi_ch1_mux_map_enum, + AFE_HDMI_CONN0, + HDMI_O_1_SFT, + HDMI_O_1_MASK, + hdmi_conn_mux_map, + hdmi_conn_mux_map_value); + +static const struct snd_kcontrol_new hdmi_ch1_mux_control = + SOC_DAPM_ENUM("HDMI_CH1_MUX", hdmi_ch1_mux_map_enum); + +static SOC_VALUE_ENUM_SINGLE_DECL(hdmi_ch2_mux_map_enum, + AFE_HDMI_CONN0, + HDMI_O_2_SFT, + HDMI_O_2_MASK, + hdmi_conn_mux_map, + hdmi_conn_mux_map_value); + +static const struct snd_kcontrol_new hdmi_ch2_mux_control = + SOC_DAPM_ENUM("HDMI_CH2_MUX", hdmi_ch2_mux_map_enum); + +static SOC_VALUE_ENUM_SINGLE_DECL(hdmi_ch3_mux_map_enum, + AFE_HDMI_CONN0, + HDMI_O_3_SFT, + HDMI_O_3_MASK, + hdmi_conn_mux_map, + hdmi_conn_mux_map_value); + +static const struct snd_kcontrol_new hdmi_ch3_mux_control = + SOC_DAPM_ENUM("HDMI_CH3_MUX", hdmi_ch3_mux_map_enum); + +static SOC_VALUE_ENUM_SINGLE_DECL(hdmi_ch4_mux_map_enum, + AFE_HDMI_CONN0, + HDMI_O_4_SFT, + HDMI_O_4_MASK, + hdmi_conn_mux_map, + hdmi_conn_mux_map_value); + +static const struct snd_kcontrol_new hdmi_ch4_mux_control = + SOC_DAPM_ENUM("HDMI_CH4_MUX", hdmi_ch4_mux_map_enum); + +static SOC_VALUE_ENUM_SINGLE_DECL(hdmi_ch5_mux_map_enum, + AFE_HDMI_CONN0, + HDMI_O_5_SFT, + HDMI_O_5_MASK, + hdmi_conn_mux_map, + hdmi_conn_mux_map_value); + +static const struct snd_kcontrol_new hdmi_ch5_mux_control = + SOC_DAPM_ENUM("HDMI_CH5_MUX", hdmi_ch5_mux_map_enum); + +static SOC_VALUE_ENUM_SINGLE_DECL(hdmi_ch6_mux_map_enum, + AFE_HDMI_CONN0, + HDMI_O_6_SFT, + HDMI_O_6_MASK, + hdmi_conn_mux_map, + hdmi_conn_mux_map_value); + +static const struct snd_kcontrol_new hdmi_ch6_mux_control = + SOC_DAPM_ENUM("HDMI_CH6_MUX", hdmi_ch6_mux_map_enum); + +static SOC_VALUE_ENUM_SINGLE_DECL(hdmi_ch7_mux_map_enum, + AFE_HDMI_CONN0, + HDMI_O_7_SFT, + HDMI_O_7_MASK, + hdmi_conn_mux_map, + hdmi_conn_mux_map_value); + +static const struct snd_kcontrol_new hdmi_ch7_mux_control = + SOC_DAPM_ENUM("HDMI_CH7_MUX", hdmi_ch7_mux_map_enum); + +enum { + SUPPLY_SEQ_APLL, + SUPPLY_SEQ_TDM_MCK_EN, + SUPPLY_SEQ_TDM_BCK_EN, + SUPPLY_SEQ_TDM_EN, +}; + +static int get_tdm_id_by_name(const char *name) +{ + return MT8192_DAI_TDM; +} + +static int mtk_tdm_en_event(struct snd_soc_dapm_widget *w, + struct snd_kcontrol *kcontrol, + int event) +{ + struct snd_soc_component *cmpnt = snd_soc_dapm_to_component(w->dapm); + struct mtk_base_afe *afe = snd_soc_component_get_drvdata(cmpnt); + struct mt8192_afe_private *afe_priv = afe->platform_priv; + int dai_id = get_tdm_id_by_name(w->name); + struct mtk_afe_tdm_priv *tdm_priv = afe_priv->dai_priv[dai_id]; + + if (!tdm_priv) { + dev_warn(afe->dev, "%s(), tdm_priv == NULL", __func__); + return -EINVAL; + } + + dev_info(cmpnt->dev, "%s(), name %s, event 0x%x\n", + __func__, w->name, event); + + switch (event) { + case SND_SOC_DAPM_PRE_PMU: + mt8192_afe_gpio_request(afe->dev, true, tdm_priv->id, 0); + break; + case SND_SOC_DAPM_POST_PMD: + mt8192_afe_gpio_request(afe->dev, false, tdm_priv->id, 0); + break; + default: + break; + } + + return 0; +} + +static int mtk_tdm_bck_en_event(struct snd_soc_dapm_widget *w, + struct snd_kcontrol *kcontrol, + int event) +{ + struct snd_soc_component *cmpnt = snd_soc_dapm_to_component(w->dapm); + struct mtk_base_afe *afe = snd_soc_component_get_drvdata(cmpnt); + struct mt8192_afe_private *afe_priv = afe->platform_priv; + int dai_id = get_tdm_id_by_name(w->name); + struct mtk_afe_tdm_priv *tdm_priv = afe_priv->dai_priv[dai_id]; + + if (!tdm_priv) { + dev_warn(afe->dev, "%s(), tdm_priv == NULL", __func__); + return -EINVAL; + } + + dev_info(cmpnt->dev, "%s(), name %s, event 0x%x, dai_id %d\n", + __func__, w->name, event, dai_id); + + switch (event) { + case SND_SOC_DAPM_PRE_PMU: + mt8192_mck_enable(afe, tdm_priv->bck_id, tdm_priv->bck_rate); + break; + case SND_SOC_DAPM_POST_PMD: + mt8192_mck_disable(afe, tdm_priv->bck_id); + break; + default: + break; + } + + return 0; +} + +static int mtk_tdm_mck_en_event(struct snd_soc_dapm_widget *w, + struct snd_kcontrol *kcontrol, + int event) +{ + struct snd_soc_component *cmpnt = snd_soc_dapm_to_component(w->dapm); + struct mtk_base_afe *afe = snd_soc_component_get_drvdata(cmpnt); + struct mt8192_afe_private *afe_priv = afe->platform_priv; + int dai_id = get_tdm_id_by_name(w->name); + struct mtk_afe_tdm_priv *tdm_priv = afe_priv->dai_priv[dai_id]; + + if (!tdm_priv) { + dev_warn(afe->dev, "%s(), tdm_priv == NULL", __func__); + return -EINVAL; + } + + dev_info(cmpnt->dev, "%s(), name %s, event 0x%x, dai_id %d\n", + __func__, w->name, event, dai_id); + + switch (event) { + case SND_SOC_DAPM_PRE_PMU: + mt8192_mck_enable(afe, tdm_priv->mclk_id, tdm_priv->mclk_rate); + break; + case SND_SOC_DAPM_POST_PMD: + tdm_priv->mclk_rate = 0; + mt8192_mck_disable(afe, tdm_priv->mclk_id); + break; + default: + break; + } + + return 0; +} + +static const struct snd_soc_dapm_widget mtk_dai_tdm_widgets[] = { + SND_SOC_DAPM_MUX("HDMI_CH0_MUX", SND_SOC_NOPM, 0, 0, + &hdmi_ch0_mux_control), + SND_SOC_DAPM_MUX("HDMI_CH1_MUX", SND_SOC_NOPM, 0, 0, + &hdmi_ch1_mux_control), + SND_SOC_DAPM_MUX("HDMI_CH2_MUX", SND_SOC_NOPM, 0, 0, + &hdmi_ch2_mux_control), + SND_SOC_DAPM_MUX("HDMI_CH3_MUX", SND_SOC_NOPM, 0, 0, + &hdmi_ch3_mux_control), + SND_SOC_DAPM_MUX("HDMI_CH4_MUX", SND_SOC_NOPM, 0, 0, + &hdmi_ch4_mux_control), + SND_SOC_DAPM_MUX("HDMI_CH5_MUX", SND_SOC_NOPM, 0, 0, + &hdmi_ch5_mux_control), + SND_SOC_DAPM_MUX("HDMI_CH6_MUX", SND_SOC_NOPM, 0, 0, + &hdmi_ch6_mux_control), + SND_SOC_DAPM_MUX("HDMI_CH7_MUX", SND_SOC_NOPM, 0, 0, + &hdmi_ch7_mux_control), + + SND_SOC_DAPM_CLOCK_SUPPLY("aud_tdm_clk"), + + SND_SOC_DAPM_SUPPLY_S("TDM_EN", SUPPLY_SEQ_TDM_EN, + AFE_TDM_CON1, TDM_EN_SFT, 0, + mtk_tdm_en_event, + SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD), + + SND_SOC_DAPM_SUPPLY_S("TDM_BCK", SUPPLY_SEQ_TDM_BCK_EN, + SND_SOC_NOPM, 0, 0, + mtk_tdm_bck_en_event, + SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD), + + SND_SOC_DAPM_SUPPLY_S("TDM_MCK", SUPPLY_SEQ_TDM_MCK_EN, + SND_SOC_NOPM, 0, 0, + mtk_tdm_mck_en_event, + SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD), +}; + +static int mtk_afe_tdm_apll_connect(struct snd_soc_dapm_widget *source, + struct snd_soc_dapm_widget *sink) +{ + struct snd_soc_dapm_widget *w = sink; + struct snd_soc_component *cmpnt = snd_soc_dapm_to_component(w->dapm); + struct mtk_base_afe *afe = snd_soc_component_get_drvdata(cmpnt); + struct mt8192_afe_private *afe_priv = afe->platform_priv; + int dai_id = get_tdm_id_by_name(w->name); + struct mtk_afe_tdm_priv *tdm_priv = afe_priv->dai_priv[dai_id]; + int cur_apll; + + /* which apll */ + cur_apll = mt8192_get_apll_by_name(afe, source->name); + + return (tdm_priv->mclk_apll == cur_apll) ? 1 : 0; +} + +static const struct snd_soc_dapm_route mtk_dai_tdm_routes[] = { + {"HDMI_CH0_MUX", "CH0", "HDMI"}, + {"HDMI_CH0_MUX", "CH1", "HDMI"}, + {"HDMI_CH0_MUX", "CH2", "HDMI"}, + {"HDMI_CH0_MUX", "CH3", "HDMI"}, + {"HDMI_CH0_MUX", "CH4", "HDMI"}, + {"HDMI_CH0_MUX", "CH5", "HDMI"}, + {"HDMI_CH0_MUX", "CH6", "HDMI"}, + {"HDMI_CH0_MUX", "CH7", "HDMI"}, + + {"HDMI_CH1_MUX", "CH0", "HDMI"}, + {"HDMI_CH1_MUX", "CH1", "HDMI"}, + {"HDMI_CH1_MUX", "CH2", "HDMI"}, + {"HDMI_CH1_MUX", "CH3", "HDMI"}, + {"HDMI_CH1_MUX", "CH4", "HDMI"}, + {"HDMI_CH1_MUX", "CH5", "HDMI"}, + {"HDMI_CH1_MUX", "CH6", "HDMI"}, + {"HDMI_CH1_MUX", "CH7", "HDMI"}, + + {"HDMI_CH2_MUX", "CH0", "HDMI"}, + {"HDMI_CH2_MUX", "CH1", "HDMI"}, + {"HDMI_CH2_MUX", "CH2", "HDMI"}, + {"HDMI_CH2_MUX", "CH3", "HDMI"}, + {"HDMI_CH2_MUX", "CH4", "HDMI"}, + {"HDMI_CH2_MUX", "CH5", "HDMI"}, + {"HDMI_CH2_MUX", "CH6", "HDMI"}, + {"HDMI_CH2_MUX", "CH7", "HDMI"}, + + {"HDMI_CH3_MUX", "CH0", "HDMI"}, + {"HDMI_CH3_MUX", "CH1", "HDMI"}, + {"HDMI_CH3_MUX", "CH2", "HDMI"}, + {"HDMI_CH3_MUX", "CH3", "HDMI"}, + {"HDMI_CH3_MUX", "CH4", "HDMI"}, + {"HDMI_CH3_MUX", "CH5", "HDMI"}, + {"HDMI_CH3_MUX", "CH6", "HDMI"}, + {"HDMI_CH3_MUX", "CH7", "HDMI"}, + + {"HDMI_CH4_MUX", "CH0", "HDMI"}, + {"HDMI_CH4_MUX", "CH1", "HDMI"}, + {"HDMI_CH4_MUX", "CH2", "HDMI"}, + {"HDMI_CH4_MUX", "CH3", "HDMI"}, + {"HDMI_CH4_MUX", "CH4", "HDMI"}, + {"HDMI_CH4_MUX", "CH5", "HDMI"}, + {"HDMI_CH4_MUX", "CH6", "HDMI"}, + {"HDMI_CH4_MUX", "CH7", "HDMI"}, + + {"HDMI_CH5_MUX", "CH0", "HDMI"}, + {"HDMI_CH5_MUX", "CH1", "HDMI"}, + {"HDMI_CH5_MUX", "CH2", "HDMI"}, + {"HDMI_CH5_MUX", "CH3", "HDMI"}, + {"HDMI_CH5_MUX", "CH4", "HDMI"}, + {"HDMI_CH5_MUX", "CH5", "HDMI"}, + {"HDMI_CH5_MUX", "CH6", "HDMI"}, + {"HDMI_CH5_MUX", "CH7", "HDMI"}, + + {"HDMI_CH6_MUX", "CH0", "HDMI"}, + {"HDMI_CH6_MUX", "CH1", "HDMI"}, + {"HDMI_CH6_MUX", "CH2", "HDMI"}, + {"HDMI_CH6_MUX", "CH3", "HDMI"}, + {"HDMI_CH6_MUX", "CH4", "HDMI"}, + {"HDMI_CH6_MUX", "CH5", "HDMI"}, + {"HDMI_CH6_MUX", "CH6", "HDMI"}, + {"HDMI_CH6_MUX", "CH7", "HDMI"}, + + {"HDMI_CH7_MUX", "CH0", "HDMI"}, + {"HDMI_CH7_MUX", "CH1", "HDMI"}, + {"HDMI_CH7_MUX", "CH2", "HDMI"}, + {"HDMI_CH7_MUX", "CH3", "HDMI"}, + {"HDMI_CH7_MUX", "CH4", "HDMI"}, + {"HDMI_CH7_MUX", "CH5", "HDMI"}, + {"HDMI_CH7_MUX", "CH6", "HDMI"}, + {"HDMI_CH7_MUX", "CH7", "HDMI"}, + + {"TDM", NULL, "HDMI_CH0_MUX"}, + {"TDM", NULL, "HDMI_CH1_MUX"}, + {"TDM", NULL, "HDMI_CH2_MUX"}, + {"TDM", NULL, "HDMI_CH3_MUX"}, + {"TDM", NULL, "HDMI_CH4_MUX"}, + {"TDM", NULL, "HDMI_CH5_MUX"}, + {"TDM", NULL, "HDMI_CH6_MUX"}, + {"TDM", NULL, "HDMI_CH7_MUX"}, + + {"TDM", NULL, "aud_tdm_clk"}, + {"TDM", NULL, "TDM_BCK"}, + {"TDM", NULL, "TDM_EN"}, + {"TDM_BCK", NULL, "TDM_MCK"}, + {"TDM_MCK", NULL, APLL1_W_NAME, mtk_afe_tdm_apll_connect}, + {"TDM_MCK", NULL, APLL2_W_NAME, mtk_afe_tdm_apll_connect}, +}; + +/* dai ops */ +static int mtk_dai_tdm_cal_mclk(struct mtk_base_afe *afe, + struct mtk_afe_tdm_priv *tdm_priv, + int freq) +{ + int apll; + int apll_rate; + + apll = mt8192_get_apll_by_rate(afe, freq); + apll_rate = mt8192_get_apll_rate(afe, apll); + + if (!freq || freq > apll_rate) { + dev_warn(afe->dev, + "%s(), freq(%d Hz) invalid\n", __func__, freq); + return -EINVAL; + } + + if (apll_rate % freq != 0) { + dev_warn(afe->dev, + "%s(), APLL cannot generate %d Hz", __func__, freq); + return -EINVAL; + } + + tdm_priv->mclk_rate = freq; + tdm_priv->mclk_apll = apll; + + return 0; +} + +static int mtk_dai_tdm_hw_params(struct snd_pcm_substream *substream, + struct snd_pcm_hw_params *params, + struct snd_soc_dai *dai) +{ + struct mtk_base_afe *afe = snd_soc_dai_get_drvdata(dai); + struct mt8192_afe_private *afe_priv = afe->platform_priv; + int tdm_id = dai->id; + struct mtk_afe_tdm_priv *tdm_priv = afe_priv->dai_priv[tdm_id]; + unsigned int tdm_out_mode = tdm_priv->tdm_out_mode; + unsigned int rate = params_rate(params); + unsigned int channels = params_channels(params); + unsigned int out_channels_per_sdata = + get_tdm_ch_per_sdata(tdm_out_mode, channels); + snd_pcm_format_t format = params_format(params); + unsigned int tdm_con = 0; + + /* calculate mclk_rate, if not set explicitly */ + if (!tdm_priv->mclk_rate) { + tdm_priv->mclk_rate = rate * tdm_priv->mclk_multiple; + mtk_dai_tdm_cal_mclk(afe, + tdm_priv, + tdm_priv->mclk_rate); + } + + /* calculate bck */ + tdm_priv->bck_rate = rate * + out_channels_per_sdata * + snd_pcm_format_physical_width(format); + + if (tdm_priv->bck_rate > tdm_priv->mclk_rate) + dev_warn(afe->dev, "%s(), bck_rate > mclk_rate rate", __func__); + + if (tdm_priv->mclk_rate % tdm_priv->bck_rate != 0) + dev_warn(afe->dev, "%s(), bck cannot generate", __func__); + + dev_info(afe->dev, "%s(), id %d, rate %d, channels %d, format %d, mclk_rate %d, bck_rate %d\n", + __func__, + tdm_id, rate, channels, format, + tdm_priv->mclk_rate, tdm_priv->bck_rate); + + dev_info(afe->dev, "%s(), out_channels_per_sdata = %d\n", + __func__, out_channels_per_sdata); + + /* set tdm */ + if (tdm_priv->bck_invert) + tdm_con |= 1 << BCK_INVERSE_SFT; + + if (tdm_priv->lck_invert) + tdm_con |= 1 << LRCK_INVERSE_SFT; + + if (tdm_priv->tdm_out_mode == TDM_OUT_I2S) { + tdm_con |= 1 << DELAY_DATA_SFT; + tdm_con |= get_tdm_lrck_width(format) << LRCK_TDM_WIDTH_SFT; + } else if (tdm_priv->tdm_out_mode == TDM_OUT_DSP_A) { + tdm_con |= 0 << DELAY_DATA_SFT; + tdm_con |= 0 << LRCK_TDM_WIDTH_SFT; + } else if (tdm_priv->tdm_out_mode == TDM_OUT_DSP_B) { + tdm_con |= 1 << DELAY_DATA_SFT; + tdm_con |= 0 << LRCK_TDM_WIDTH_SFT; + } + + tdm_con |= 1 << LEFT_ALIGN_SFT; + tdm_con |= get_tdm_wlen(format) << WLEN_SFT; + tdm_con |= get_tdm_ch(out_channels_per_sdata) << CHANNEL_NUM_SFT; + tdm_con |= get_tdm_channel_bck(format) << CHANNEL_BCK_CYCLES_SFT; + regmap_write(afe->regmap, AFE_TDM_CON1, tdm_con); + + if (out_channels_per_sdata == 2) { + switch (channels) { + case 1: + case 2: + tdm_con = TDM_CH_START_O30_O31 << ST_CH_PAIR_SOUT0_SFT; + tdm_con |= TDM_CH_ZERO << ST_CH_PAIR_SOUT1_SFT; + tdm_con |= TDM_CH_ZERO << ST_CH_PAIR_SOUT2_SFT; + tdm_con |= TDM_CH_ZERO << ST_CH_PAIR_SOUT3_SFT; + break; + case 3: + case 4: + tdm_con = TDM_CH_START_O30_O31 << ST_CH_PAIR_SOUT0_SFT; + tdm_con |= TDM_CH_START_O32_O33 << ST_CH_PAIR_SOUT1_SFT; + tdm_con |= TDM_CH_ZERO << ST_CH_PAIR_SOUT2_SFT; + tdm_con |= TDM_CH_ZERO << ST_CH_PAIR_SOUT3_SFT; + break; + case 5: + case 6: + tdm_con = TDM_CH_START_O30_O31 << ST_CH_PAIR_SOUT0_SFT; + tdm_con |= TDM_CH_START_O32_O33 << ST_CH_PAIR_SOUT1_SFT; + tdm_con |= TDM_CH_START_O34_O35 << ST_CH_PAIR_SOUT2_SFT; + tdm_con |= TDM_CH_ZERO << ST_CH_PAIR_SOUT3_SFT; + break; + case 7: + case 8: + tdm_con = TDM_CH_START_O30_O31 << ST_CH_PAIR_SOUT0_SFT; + tdm_con |= TDM_CH_START_O32_O33 << ST_CH_PAIR_SOUT1_SFT; + tdm_con |= TDM_CH_START_O34_O35 << ST_CH_PAIR_SOUT2_SFT; + tdm_con |= TDM_CH_START_O36_O37 << ST_CH_PAIR_SOUT3_SFT; + break; + default: + tdm_con = 0; + } + } else { + tdm_con = TDM_CH_START_O30_O31 << ST_CH_PAIR_SOUT0_SFT; + tdm_con |= TDM_CH_ZERO << ST_CH_PAIR_SOUT1_SFT; + tdm_con |= TDM_CH_ZERO << ST_CH_PAIR_SOUT2_SFT; + tdm_con |= TDM_CH_ZERO << ST_CH_PAIR_SOUT3_SFT; + } + + regmap_write(afe->regmap, AFE_TDM_CON2, tdm_con); + + regmap_update_bits(afe->regmap, AFE_HDMI_OUT_CON0, + HDMI_CH_NUM_MASK_SFT, + channels << HDMI_CH_NUM_SFT); + return 0; +} + +static int mtk_dai_tdm_set_sysclk(struct snd_soc_dai *dai, + int clk_id, unsigned int freq, int dir) +{ + struct mtk_base_afe *afe = dev_get_drvdata(dai->dev); + struct mt8192_afe_private *afe_priv = afe->platform_priv; + struct mtk_afe_tdm_priv *tdm_priv = afe_priv->dai_priv[dai->id]; + + if (!tdm_priv) { + dev_warn(afe->dev, "%s(), tdm_priv == NULL", __func__); + return -EINVAL; + } + + if (dir != SND_SOC_CLOCK_OUT) { + dev_warn(afe->dev, "%s(), dir != SND_SOC_CLOCK_OUT", __func__); + return -EINVAL; + } + + dev_info(afe->dev, "%s(), freq %d\n", __func__, freq); + + return mtk_dai_tdm_cal_mclk(afe, tdm_priv, freq); +} + +static int mtk_dai_tdm_set_fmt(struct snd_soc_dai *dai, unsigned int fmt) +{ + struct mtk_base_afe *afe = dev_get_drvdata(dai->dev); + struct mt8192_afe_private *afe_priv = afe->platform_priv; + struct mtk_afe_tdm_priv *tdm_priv = afe_priv->dai_priv[dai->id]; + + if (!tdm_priv) { + dev_warn(afe->dev, "%s(), tdm_priv == NULL", __func__); + return -EINVAL; + } + + /* DAI mode*/ + switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { + case SND_SOC_DAIFMT_I2S: + tdm_priv->tdm_out_mode = TDM_OUT_I2S; + break; + case SND_SOC_DAIFMT_DSP_A: + tdm_priv->tdm_out_mode = TDM_OUT_DSP_A; + break; + case SND_SOC_DAIFMT_DSP_B: + tdm_priv->tdm_out_mode = TDM_OUT_DSP_B; + break; + default: + tdm_priv->tdm_out_mode = TDM_OUT_I2S; + } + + /* DAI clock inversion*/ + switch (fmt & SND_SOC_DAIFMT_INV_MASK) { + case SND_SOC_DAIFMT_NB_NF: + tdm_priv->bck_invert = TDM_BCK_NON_INV; + tdm_priv->lck_invert = TDM_LCK_NON_INV; + break; + case SND_SOC_DAIFMT_NB_IF: + tdm_priv->bck_invert = TDM_BCK_NON_INV; + tdm_priv->lck_invert = TDM_LCK_INV; + break; + case SND_SOC_DAIFMT_IB_NF: + tdm_priv->bck_invert = TDM_BCK_INV; + tdm_priv->lck_invert = TDM_LCK_NON_INV; + break; + case SND_SOC_DAIFMT_IB_IF: + default: + tdm_priv->bck_invert = TDM_BCK_INV; + tdm_priv->lck_invert = TDM_LCK_INV; + break; + } + + return 0; +} + +static const struct snd_soc_dai_ops mtk_dai_tdm_ops = { + .hw_params = mtk_dai_tdm_hw_params, + .set_sysclk = mtk_dai_tdm_set_sysclk, + .set_fmt = mtk_dai_tdm_set_fmt, +}; + +/* dai driver */ +#define MTK_TDM_RATES (SNDRV_PCM_RATE_8000_48000 |\ + SNDRV_PCM_RATE_88200 |\ + SNDRV_PCM_RATE_96000 |\ + SNDRV_PCM_RATE_176400 |\ + SNDRV_PCM_RATE_192000) + +#define MTK_TDM_FORMATS (SNDRV_PCM_FMTBIT_S16_LE |\ + SNDRV_PCM_FMTBIT_S24_LE |\ + SNDRV_PCM_FMTBIT_S32_LE) + +static struct snd_soc_dai_driver mtk_dai_tdm_driver[] = { + { + .name = "TDM", + .id = MT8192_DAI_TDM, + .playback = { + .stream_name = "TDM", + .channels_min = 2, + .channels_max = 8, + .rates = MTK_TDM_RATES, + .formats = MTK_TDM_FORMATS, + }, + .ops = &mtk_dai_tdm_ops, + }, +}; + +static struct mtk_afe_tdm_priv *init_tdm_priv_data(struct mtk_base_afe *afe) +{ + struct mtk_afe_tdm_priv *tdm_priv; + + tdm_priv = devm_kzalloc(afe->dev, sizeof(struct mtk_afe_tdm_priv), + GFP_KERNEL); + if (!tdm_priv) + return NULL; + + tdm_priv->mclk_multiple = 128; + tdm_priv->bck_id = MT8192_I2S4_BCK; + tdm_priv->mclk_id = MT8192_I2S4_MCK; + tdm_priv->id = MT8192_DAI_TDM; + + return tdm_priv; +} + +int mt8192_dai_tdm_register(struct mtk_base_afe *afe) +{ + struct mt8192_afe_private *afe_priv = afe->platform_priv; + struct mtk_afe_tdm_priv *tdm_priv; + struct mtk_base_afe_dai *dai; + + dev_info(afe->dev, "%s()\n", __func__); + + dai = devm_kzalloc(afe->dev, sizeof(*dai), GFP_KERNEL); + if (!dai) + return -ENOMEM; + + list_add(&dai->list, &afe->sub_dais); + + dai->dai_drivers = mtk_dai_tdm_driver; + dai->num_dai_drivers = ARRAY_SIZE(mtk_dai_tdm_driver); + + dai->dapm_widgets = mtk_dai_tdm_widgets; + dai->num_dapm_widgets = ARRAY_SIZE(mtk_dai_tdm_widgets); + dai->dapm_routes = mtk_dai_tdm_routes; + dai->num_dapm_routes = ARRAY_SIZE(mtk_dai_tdm_routes); + + tdm_priv = init_tdm_priv_data(afe); + if (!tdm_priv) + return -ENOMEM; + + afe_priv->dai_priv[MT8192_DAI_TDM] = tdm_priv; + + return 0; +}