From patchwork Thu Oct 22 12:37:05 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Weiyi Lu X-Patchwork-Id: 11851005 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-11.1 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH, MAILING_LIST_MULTI,MIME_BASE64_TEXT,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, UNPARSEABLE_RELAY,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id DD035C55179 for ; Thu, 22 Oct 2020 12:38:16 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 7DA48223FB for ; Thu, 22 Oct 2020 12:38:16 +0000 (UTC) Authentication-Results: mail.kernel.org; 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Thu, 22 Oct 2020 20:37:54 +0800 Received: from mtkcas10.mediatek.inc (172.21.101.39) by mtkmbs07n1.mediatek.inc (172.21.101.16) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Thu, 22 Oct 2020 20:37:52 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by mtkcas10.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Thu, 22 Oct 2020 20:37:52 +0800 From: Weiyi Lu To: Matthias Brugger , Rob Herring , Stephen Boyd , Nicolas Boichat CC: , , , , , Weiyi Lu Subject: [PATCH v4 12/34] clk: mediatek: Add MT8192 audio clock support Date: Thu, 22 Oct 2020 20:37:05 +0800 Message-ID: <1603370247-30437-13-git-send-email-weiyi.lu@mediatek.com> X-Mailer: git-send-email 1.8.1.1.dirty In-Reply-To: <1603370247-30437-1-git-send-email-weiyi.lu@mediatek.com> References: <1603370247-30437-1-git-send-email-weiyi.lu@mediatek.com> MIME-Version: 1.0 X-MTK: N Precedence: bulk List-ID: X-Mailing-List: linux-clk@vger.kernel.org Add MT8192 audio clock provider Signed-off-by: Weiyi Lu --- drivers/clk/mediatek/Kconfig | 6 ++ drivers/clk/mediatek/Makefile | 1 + drivers/clk/mediatek/clk-mt8192-aud.c | 118 ++++++++++++++++++++++++++++++++++ 3 files changed, 125 insertions(+) create mode 100644 drivers/clk/mediatek/clk-mt8192-aud.c diff --git a/drivers/clk/mediatek/Kconfig b/drivers/clk/mediatek/Kconfig index a4552da..9360fe4 100644 --- a/drivers/clk/mediatek/Kconfig +++ b/drivers/clk/mediatek/Kconfig @@ -449,6 +449,12 @@ config COMMON_CLK_MT8192 help This driver supports MediaTek MT8192 basic clocks. +config COMMON_CLK_MT8192_AUDSYS + bool "Clock driver for MediaTek MT8192 audsys" + depends on COMMON_CLK_MT8192 + help + This driver supports MediaTek MT8192 audsys clocks. + config COMMON_CLK_MT8516 bool "Clock driver for MediaTek MT8516" depends on ARCH_MEDIATEK || COMPILE_TEST diff --git a/drivers/clk/mediatek/Makefile b/drivers/clk/mediatek/Makefile index 129ac75..a6af4b4 100644 --- a/drivers/clk/mediatek/Makefile +++ b/drivers/clk/mediatek/Makefile @@ -62,5 +62,6 @@ obj-$(CONFIG_COMMON_CLK_MT8183_MMSYS) += clk-mt8183-mm.o obj-$(CONFIG_COMMON_CLK_MT8183_VDECSYS) += clk-mt8183-vdec.o obj-$(CONFIG_COMMON_CLK_MT8183_VENCSYS) += clk-mt8183-venc.o obj-$(CONFIG_COMMON_CLK_MT8192) += clk-mt8192.o +obj-$(CONFIG_COMMON_CLK_MT8192_AUDSYS) += clk-mt8192-aud.o obj-$(CONFIG_COMMON_CLK_MT8516) += clk-mt8516.o obj-$(CONFIG_COMMON_CLK_MT8516_AUDSYS) += clk-mt8516-aud.o diff --git a/drivers/clk/mediatek/clk-mt8192-aud.c b/drivers/clk/mediatek/clk-mt8192-aud.c new file mode 100644 index 0000000..b38f5a5 --- /dev/null +++ b/drivers/clk/mediatek/clk-mt8192-aud.c @@ -0,0 +1,118 @@ +// SPDX-License-Identifier: GPL-2.0-only +// +// Copyright (c) 2020 MediaTek Inc. +// Author: Weiyi Lu + +#include +#include +#include + +#include "clk-mtk.h" +#include "clk-gate.h" + +#include + +static const struct mtk_gate_regs aud0_cg_regs = { + .set_ofs = 0x0, + .clr_ofs = 0x0, + .sta_ofs = 0x0, +}; + +static const struct mtk_gate_regs aud1_cg_regs = { + .set_ofs = 0x4, + .clr_ofs = 0x4, + .sta_ofs = 0x4, +}; + +static const struct mtk_gate_regs aud2_cg_regs = { + .set_ofs = 0x8, + .clr_ofs = 0x8, + .sta_ofs = 0x8, +}; + +#define GATE_AUD0(_id, _name, _parent, _shift) \ + GATE_MTK(_id, _name, _parent, &aud0_cg_regs, _shift, &mtk_clk_gate_ops_no_setclr) + +#define GATE_AUD1(_id, _name, _parent, _shift) \ + GATE_MTK(_id, _name, _parent, &aud1_cg_regs, _shift, &mtk_clk_gate_ops_no_setclr) + +#define GATE_AUD2(_id, _name, _parent, _shift) \ + GATE_MTK(_id, _name, _parent, &aud2_cg_regs, _shift, &mtk_clk_gate_ops_no_setclr) + +static const struct mtk_gate aud_clks[] = { + /* AUD0 */ + GATE_AUD0(CLK_AUD_AFE, "aud_afe", "audio_sel", 2), + GATE_AUD0(CLK_AUD_22M, "aud_22m", "aud_engen1_sel", 8), + GATE_AUD0(CLK_AUD_24M, "aud_24m", "aud_engen2_sel", 9), + GATE_AUD0(CLK_AUD_APLL2_TUNER, "aud_apll2_tuner", "aud_engen2_sel", 18), + GATE_AUD0(CLK_AUD_APLL_TUNER, "aud_apll_tuner", "aud_engen1_sel", 19), + GATE_AUD0(CLK_AUD_TDM, "aud_tdm", "aud_1_sel", 20), + GATE_AUD0(CLK_AUD_ADC, "aud_adc", "audio_sel", 24), + GATE_AUD0(CLK_AUD_DAC, "aud_dac", "audio_sel", 25), + GATE_AUD0(CLK_AUD_DAC_PREDIS, "aud_dac_predis", "audio_sel", 26), + GATE_AUD0(CLK_AUD_TML, "aud_tml", "audio_sel", 27), + GATE_AUD0(CLK_AUD_NLE, "aud_nle", "audio_sel", 28), + /* AUD1 */ + GATE_AUD1(CLK_AUD_I2S1_B, "aud_i2s1_b", "audio_sel", 4), + GATE_AUD1(CLK_AUD_I2S2_B, "aud_i2s2_b", "audio_sel", 5), + GATE_AUD1(CLK_AUD_I2S3_B, "aud_i2s3_b", "audio_sel", 6), + GATE_AUD1(CLK_AUD_I2S4_B, "aud_i2s4_b", "audio_sel", 7), + GATE_AUD1(CLK_AUD_CONNSYS_I2S_ASRC, "aud_connsys_i2s_asrc", "audio_sel", 12), + GATE_AUD1(CLK_AUD_GENERAL1_ASRC, "aud_general1_asrc", "audio_sel", 13), + GATE_AUD1(CLK_AUD_GENERAL2_ASRC, "aud_general2_asrc", "audio_sel", 14), + GATE_AUD1(CLK_AUD_DAC_HIRES, "aud_dac_hires", "audio_h_sel", 15), + GATE_AUD1(CLK_AUD_ADC_HIRES, "aud_adc_hires", "audio_h_sel", 16), + GATE_AUD1(CLK_AUD_ADC_HIRES_TML, "aud_adc_hires_tml", "audio_h_sel", 17), + GATE_AUD1(CLK_AUD_ADDA6_ADC, "aud_adda6_adc", "audio_sel", 20), + GATE_AUD1(CLK_AUD_ADDA6_ADC_HIRES, "aud_adda6_adc_hires", "audio_h_sel", 21), + GATE_AUD1(CLK_AUD_3RD_DAC, "aud_3rd_dac", "audio_sel", 28), + GATE_AUD1(CLK_AUD_3RD_DAC_PREDIS, "aud_3rd_dac_predis", "audio_sel", 29), + GATE_AUD1(CLK_AUD_3RD_DAC_TML, "aud_3rd_dac_tml", "audio_sel", 30), + GATE_AUD1(CLK_AUD_3RD_DAC_HIRES, "aud_3rd_dac_hires", "audio_h_sel", 31), + /* AUD2 */ + GATE_AUD2(CLK_AUD_I2S5_B, "aud_i2s5_b", "audio_sel", 0), + GATE_AUD2(CLK_AUD_I2S6_B, "aud_i2s6_b", "audio_sel", 1), + GATE_AUD2(CLK_AUD_I2S7_B, "aud_i2s7_b", "audio_sel", 2), + GATE_AUD2(CLK_AUD_I2S8_B, "aud_i2s8_b", "audio_sel", 3), + GATE_AUD2(CLK_AUD_I2S9_B, "aud_i2s9_b", "audio_sel", 4), +}; + +static int clk_mt8192_aud_probe(struct platform_device *pdev) +{ + struct clk_onecell_data *clk_data; + struct device_node *node = pdev->dev.of_node; + int r; + + clk_data = mtk_alloc_clk_data(CLK_AUD_NR_CLK); + if (!clk_data) + return -ENOMEM; + + r = mtk_clk_register_gates(node, aud_clks, ARRAY_SIZE(aud_clks), clk_data); + if (r) + return r; + + r = of_clk_add_provider(node, of_clk_src_onecell_get, clk_data); + if (r) + return r; + + r = devm_of_platform_populate(&pdev->dev); + if (r) + of_clk_del_provider(node); + + return r; +} + +static const struct of_device_id of_match_clk_mt8192_aud[] = { + { .compatible = "mediatek,mt8192-audsys", }, + {} +}; + +static struct platform_driver clk_mt8192_aud_drv = { + .probe = clk_mt8192_aud_probe, + .driver = { + .name = "clk-mt8192-aud", + .of_match_table = of_match_clk_mt8192_aud, + }, +}; + +builtin_platform_driver(clk_mt8192_aud_drv);