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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 2B211C7EE2E for ; Sat, 25 Feb 2023 09:45:30 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229642AbjBYJp2 (ORCPT ); Sat, 25 Feb 2023 04:45:28 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:50496 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229569AbjBYJpT (ORCPT ); Sat, 25 Feb 2023 04:45:19 -0500 Received: from mail-ed1-x52b.google.com (mail-ed1-x52b.google.com [IPv6:2a00:1450:4864:20::52b]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 66F411204E; Sat, 25 Feb 2023 01:45:11 -0800 (PST) Received: by mail-ed1-x52b.google.com with SMTP id o15so4253159edr.13; Sat, 25 Feb 2023 01:45:11 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=zixIDPG7LYNYjhhiqO52yiuemvs9kzJ2VwqMYLrcvh0=; b=FzDxveyNv+5Y1k6RPiho5fg6zjo0DkRNpZR7mlmnb4Tjoqlo71dxosEvIwfMKH/EzE cB+HL8mGDNa8SGG6EIs3OakrjkmJa/tmAp/JlvkLVwOnQBGLW4XQJupzzVNvrI47kzv9 hBKCh5cY53ha+pEJsnqakYVQ7ET1OB/M9MiM4xRLmTNZgatyhXRkXG0CPL9tieqlrdT3 juQ6gB2bzTOp/XE9I+Pd4VwJJYqo2CDyYHTD1FVxx3sgiclRXdKBSbq9SLWl/3z62Qtj wobHFkfS8cNbaCE/o6PhbjlGPKcpKB+hx3/Mg6+gcRbcQrd4jTMQ5XyEvRIApXZeJS9L Lj5A== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=zixIDPG7LYNYjhhiqO52yiuemvs9kzJ2VwqMYLrcvh0=; b=2nI5Ikm9Jv6vyBhwlvPAgc74K2sfjVjL0CnIrpwtf7YsKVpRhDKkgSUvr/WeYUZ4f/ RHw5eZ/FHWdunmmKjZk9iYIIT0Z7YrGf9ITIOVa/zAyS/9/hVZrni+0l2cnKoWF913Ey cTqgoCd3GZZ+L81CvzYljl1kac5hqlX6PDdmjuqc97o2UXicTM2uYpiDTO42zE/qJuz5 Q30L90vj/DVolicRZIcrVxr7XlnxN5O3yYkhu2VVuzJlgOUikr57J8rHtIPEVdSJlWsI zTSwyeT5GocbFZfqSXVj9RZuqiq2YHrOT9sIpzFtkr6/isWyA3io0OUOuIoEllfD3jDd K2Pg== X-Gm-Message-State: AO0yUKX6s/oKDM9sTYF67gzebNYsw9YBCWo+XEAbixozfTr19UroE9u8 FTZJNiM5efcuuEmzNIDvnrs= X-Google-Smtp-Source: AK7set8moYbevjB2UF2czoTzwVht3EEu19u7wqohjiq99E+0A653GMwMjpsxTHri3QN25rHfCKM51A== X-Received: by 2002:a17:907:1623:b0:8b1:76dd:f5f6 with SMTP id hb35-20020a170907162300b008b176ddf5f6mr42717953ejc.50.1677318309707; Sat, 25 Feb 2023 01:45:09 -0800 (PST) Received: from localhost.localdomain ([95.183.227.97]) by smtp.gmail.com with ESMTPSA id va13-20020a17090711cd00b008b23b22b062sm653649ejb.114.2023.02.25.01.45.06 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 25 Feb 2023 01:45:09 -0800 (PST) From: Yassine Oudjana X-Google-Original-From: Yassine Oudjana To: Rob Herring , Krzysztof Kozlowski , Michael Turquette , Stephen Boyd , Matthias Brugger , AngeloGioacchino Del Regno , Philipp Zabel , Daniel Golle , Allen-KH Cheng , Tinghan Shen , Chen-Yu Tsai , Edward-JW Yang , Johnson Wang , Fabien Parent , Chun-Jie Chen , Miles Chen , Bartosz Golaszewski Cc: Yassine Oudjana , Yassine Oudjana , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-clk@vger.kernel.org, linux-mediatek@lists.infradead.org, linux-arm-kernel@lists.infradead.org Subject: [PATCH v3 4/4] clk: mediatek: Add drivers for MediaTek MT6735 main clock and reset drivers Date: Sat, 25 Feb 2023 12:42:46 +0300 Message-Id: <20230225094246.261697-5-y.oudjana@protonmail.com> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20230225094246.261697-1-y.oudjana@protonmail.com> References: <20230225094246.261697-1-y.oudjana@protonmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Yassine Oudjana Add drivers for MT6735 apmixedsys, topckgen, infracfg and pericfg clock and reset controllers. These provide the base clocks and resets on the platform, and should be enough to bring up all essential blocks including PWRAP, MSDC and peripherals (UART, I2C, SPI). Signed-off-by: Yassine Oudjana --- MAINTAINERS | 4 + drivers/clk/mediatek/Kconfig | 9 + drivers/clk/mediatek/Makefile | 1 + drivers/clk/mediatek/clk-mt6735-apmixedsys.c | 139 ++++++ drivers/clk/mediatek/clk-mt6735-infracfg.c | 78 ++++ drivers/clk/mediatek/clk-mt6735-pericfg.c | 91 ++++ drivers/clk/mediatek/clk-mt6735-topckgen.c | 450 +++++++++++++++++++ 7 files changed, 772 insertions(+) create mode 100644 drivers/clk/mediatek/clk-mt6735-apmixedsys.c create mode 100644 drivers/clk/mediatek/clk-mt6735-infracfg.c create mode 100644 drivers/clk/mediatek/clk-mt6735-pericfg.c create mode 100644 drivers/clk/mediatek/clk-mt6735-topckgen.c diff --git a/MAINTAINERS b/MAINTAINERS index f617042790ee..d7ec4a36a934 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -13106,6 +13106,10 @@ M: Yassine Oudjana L: linux-clk@vger.kernel.org L: linux-mediatek@lists.infradead.org (moderated for non-subscribers) S: Maintained +F: drivers/clk/mediatek/clk-mt6735-apmixedsys.c +F: drivers/clk/mediatek/clk-mt6735-infracfg.c +F: drivers/clk/mediatek/clk-mt6735-pericfg.c +F: drivers/clk/mediatek/clk-mt6735-topckgen.c F: include/dt-bindings/clock/mediatek,mt6735-apmixedsys.h F: include/dt-bindings/clock/mediatek,mt6735-infracfg.h F: include/dt-bindings/clock/mediatek,mt6735-pericfg.h diff --git a/drivers/clk/mediatek/Kconfig b/drivers/clk/mediatek/Kconfig index 2d14855dd37e..593791c0a7d6 100644 --- a/drivers/clk/mediatek/Kconfig +++ b/drivers/clk/mediatek/Kconfig @@ -124,6 +124,15 @@ config COMMON_CLK_MT2712_VENCSYS help This driver supports MediaTek MT2712 vencsys clocks. +config COMMON_CLK_MT6735 + tristate "Main clock drivers for MediaTek MT6735" + depends on ARCH_MEDIATEK || COMPILE_TEST + select COMMON_CLK_MEDIATEK + help + This enables drivers for clocks and resets provided + by apmixedsys, topckgen, infracfg and pericfg on the + MediaTek MT6735 SoC. + config COMMON_CLK_MT6765 bool "Clock driver for MediaTek MT6765" depends on (ARCH_MEDIATEK && ARM64) || COMPILE_TEST diff --git a/drivers/clk/mediatek/Makefile b/drivers/clk/mediatek/Makefile index e5d018270ed0..d2496a8d0467 100644 --- a/drivers/clk/mediatek/Makefile +++ b/drivers/clk/mediatek/Makefile @@ -2,6 +2,7 @@ obj-$(CONFIG_COMMON_CLK_MEDIATEK) += clk-mtk.o clk-pll.o clk-gate.o clk-apmixed.o clk-cpumux.o reset.o clk-mux.o obj-$(CONFIG_COMMON_CLK_MEDIATEK_FHCTL) += clk-fhctl.o clk-pllfh.o +obj-$(CONFIG_COMMON_CLK_MT6735) += clk-mt6735-apmixedsys.o clk-mt6735-infracfg.o clk-mt6735-pericfg.o clk-mt6735-topckgen.o obj-$(CONFIG_COMMON_CLK_MT6765) += clk-mt6765.o obj-$(CONFIG_COMMON_CLK_MT6765_AUDIOSYS) += clk-mt6765-audio.o obj-$(CONFIG_COMMON_CLK_MT6765_CAMSYS) += clk-mt6765-cam.o diff --git a/drivers/clk/mediatek/clk-mt6735-apmixedsys.c b/drivers/clk/mediatek/clk-mt6735-apmixedsys.c new file mode 100644 index 000000000000..5ce395c34d92 --- /dev/null +++ b/drivers/clk/mediatek/clk-mt6735-apmixedsys.c @@ -0,0 +1,139 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (c) 2022 Yassine Oudjana + */ + +#include +#include + +#include "clk-mtk.h" +#include "clk-pll.h" + +#include + +#define AP_PLL_CON_5 0x014 +#define ARMPLL_CON0 0x200 +#define ARMPLL_CON1 0x204 +#define ARMPLL_PWR_CON0 0x20c +#define MAINPLL_CON0 0x210 +#define MAINPLL_CON1 0x214 +#define MAINPLL_PWR_CON0 0x21c +#define UNIVPLL_CON0 0x220 +#define UNIVPLL_CON1 0x224 +#define UNIVPLL_PWR_CON0 0x22c +#define MMPLL_CON0 0x230 +#define MMPLL_CON1 0x234 +#define MMPLL_PWR_CON0 0x23c +#define MSDCPLL_CON0 0x240 +#define MSDCPLL_CON1 0x244 +#define MSDCPLL_PWR_CON0 0x24c +#define VENCPLL_CON0 0x250 +#define VENCPLL_CON1 0x254 +#define VENCPLL_PWR_CON0 0x25c +#define TVDPLL_CON0 0x260 +#define TVDPLL_CON1 0x264 +#define TVDPLL_PWR_CON0 0x26c +#define APLL1_CON0 0x270 +#define APLL1_CON1 0x274 +#define APLL1_CON2 0x278 +#define APLL1_PWR_CON0 0x280 +#define APLL2_CON0 0x284 +#define APLL2_CON1 0x288 +#define APLL2_CON2 0x28c +#define APLL2_PWR_CON0 0x294 + +#define CON0_RST_BAR BIT(24) + +#define PLL(_id, _name, _reg, _pwr_reg, _en_mask, _rst_bar_mask, \ + _pd_reg, _pd_shift, _tuner_reg, _tuner_en_reg, \ + _tuner_en_bit, _pcw_reg, _pcwbits, _flags) { \ + .id = _id, \ + .name = _name, \ + .parent_name = "clk26m", \ + .reg = _reg, \ + .pwr_reg = _pwr_reg, \ + .en_mask = _en_mask, \ + .rst_bar_mask = _rst_bar_mask, \ + .pd_reg = _pd_reg, \ + .pd_shift = _pd_shift, \ + .tuner_reg = _tuner_reg, \ + .tuner_en_reg = _tuner_en_reg, \ + .tuner_en_bit = _tuner_en_bit, \ + .pcw_reg = _pcw_reg, \ + .pcw_chg_reg = _pcw_reg, \ + .pcwbits = _pcwbits, \ + .flags = _flags, \ + } + +static const struct mtk_pll_data apmixedsys_plls[] = { + PLL(ARMPLL, "armpll", ARMPLL_CON0, ARMPLL_PWR_CON0, 0x00000001, 0, ARMPLL_CON1, 24, 0, 0, 0, ARMPLL_CON1, 21, PLL_AO), + PLL(MAINPLL, "mainpll", MAINPLL_CON0, MAINPLL_PWR_CON0, 0xf0000101, CON0_RST_BAR, MAINPLL_CON1, 24, 0, 0, 0, MAINPLL_CON1, 21, HAVE_RST_BAR), + PLL(UNIVPLL, "univpll", UNIVPLL_CON0, UNIVPLL_PWR_CON0, 0xfc000001, CON0_RST_BAR, UNIVPLL_CON1, 24, 0, 0, 0, UNIVPLL_CON1, 21, HAVE_RST_BAR), + PLL(MMPLL, "mmpll", MMPLL_CON0, MMPLL_PWR_CON0, 0x00000001, 0, MMPLL_CON1, 24, 0, 0, 0, MMPLL_CON1, 21, 0), + PLL(MSDCPLL, "msdcpll", MSDCPLL_CON0, MSDCPLL_PWR_CON0, 0x00000001, 0, MSDCPLL_CON1, 24, 0, 0, 0, MSDCPLL_CON1, 21, 0), + PLL(VENCPLL, "vencpll", VENCPLL_CON0, VENCPLL_PWR_CON0, 0x00000001, CON0_RST_BAR, VENCPLL_CON1, 24, 0, 0, 0, VENCPLL_CON1, 21, HAVE_RST_BAR), + PLL(TVDPLL, "tvdpll", TVDPLL_CON0, TVDPLL_PWR_CON0, 0x00000001, 0, TVDPLL_CON1, 24, 0, 0, 0, TVDPLL_CON1, 21, 0), + PLL(APLL1, "apll1", APLL1_CON0, APLL1_PWR_CON0, 0x00000001, 0, APLL1_CON0, 4, APLL1_CON2, AP_PLL_CON_5, 0, APLL1_CON1, 31, 0), + PLL(APLL2, "apll2", APLL2_CON0, APLL2_PWR_CON0, 0x00000001, 0, APLL2_CON0, 4, APLL2_CON2, AP_PLL_CON_5, 1, APLL2_CON1, 31, 0) +}; + +int clk_mt6735_apmixed_probe(struct platform_device *pdev) +{ + void __iomem *base; + struct resource *res = platform_get_resource(pdev, IORESOURCE_MEM, 0); + struct clk_hw_onecell_data *clk_data; + int ret; + + base = devm_ioremap_resource(&pdev->dev, res); + if (IS_ERR(base)) + return PTR_ERR(base); + + clk_data = mtk_alloc_clk_data(ARRAY_SIZE(apmixedsys_plls)); + if (!clk_data) + return -ENOMEM; + platform_set_drvdata(pdev, clk_data); + + ret = mtk_clk_register_plls(pdev->dev.of_node, apmixedsys_plls, + ARRAY_SIZE(apmixedsys_plls), clk_data); + if (ret) { + dev_err(&pdev->dev, "Failed to register PLLs: %d\n", ret); + return ret; + } + + ret = devm_of_clk_add_hw_provider(&pdev->dev, of_clk_hw_onecell_get, + clk_data); + if (ret) + dev_err(&pdev->dev, + "Failed to register clock provider: %d\n", ret); + + return ret; +} + +int clk_mt6735_apmixed_remove(struct platform_device *pdev) +{ + struct clk_hw_onecell_data *clk_data = platform_get_drvdata(pdev); + + mtk_clk_unregister_plls(apmixedsys_plls, ARRAY_SIZE(apmixedsys_plls), clk_data); + mtk_free_clk_data(clk_data); + + return 0; +} + +static const struct of_device_id of_match_mt6735_apmixedsys[] = { + { .compatible = "mediatek,mt6735-apmixedsys" }, + { /* sentinel */ } +}; + +static struct platform_driver clk_mt6735_apmixedsys = { + .probe = clk_mt6735_apmixed_probe, + .remove = clk_mt6735_apmixed_remove, + .driver = { + .name = "clk-mt6735-apmixedsys", + .of_match_table = of_match_mt6735_apmixedsys, + }, +}; +module_platform_driver(clk_mt6735_apmixedsys); + +MODULE_AUTHOR("Yassine Oudjana "); +MODULE_DESCRIPTION("MediaTek MT6735 apmixedsys clock driver"); +MODULE_LICENSE("GPL"); diff --git a/drivers/clk/mediatek/clk-mt6735-infracfg.c b/drivers/clk/mediatek/clk-mt6735-infracfg.c new file mode 100644 index 000000000000..e9dd3caa5f97 --- /dev/null +++ b/drivers/clk/mediatek/clk-mt6735-infracfg.c @@ -0,0 +1,78 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (c) 2022 Yassine Oudjana + */ + +#include +#include + +#include "clk-gate.h" +#include "clk-mtk.h" + +#include + +#define INFRA_RST0 0x30 +#define INFRA_GLOBALCON_PDN0 0x40 +#define INFRA_PDN1 0x44 +#define INFRA_PDN_STA 0x48 + +static struct mtk_gate_regs infra_cg_regs = { + .set_ofs = INFRA_GLOBALCON_PDN0, + .clr_ofs = INFRA_PDN1, + .sta_ofs = INFRA_PDN_STA, +}; + +static const struct mtk_gate infracfg_gates[] = { + GATE_MTK(CLK_DBG, "dbg", "axi_sel", &infra_cg_regs, 0, &mtk_clk_gate_ops_setclr), + GATE_MTK(CLK_GCE, "gce", "axi_sel", &infra_cg_regs, 1, &mtk_clk_gate_ops_setclr), + GATE_MTK(CLK_TRBG, "trbg", "axi_sel", &infra_cg_regs, 2, &mtk_clk_gate_ops_setclr), + GATE_MTK(CLK_CPUM, "cpum", "axi_sel", &infra_cg_regs, 3, &mtk_clk_gate_ops_setclr), + GATE_MTK(CLK_DEVAPC, "devapc", "axi_sel", &infra_cg_regs, 4, &mtk_clk_gate_ops_setclr), + GATE_MTK(CLK_AUDIO, "audio", "aud_intbus_sel", &infra_cg_regs, 5, &mtk_clk_gate_ops_setclr), + GATE_MTK(CLK_GCPU, "gcpu", "axi_sel", &infra_cg_regs, 6, &mtk_clk_gate_ops_setclr), + GATE_MTK(CLK_L2C_SRAM, "l2csram", "axi_sel", &infra_cg_regs, 7, &mtk_clk_gate_ops_setclr), + GATE_MTK(CLK_M4U, "m4u", "axi_sel", &infra_cg_regs, 8, &mtk_clk_gate_ops_setclr), + GATE_MTK(CLK_CLDMA, "cldma", "axi_sel", &infra_cg_regs, 12, &mtk_clk_gate_ops_setclr), + GATE_MTK(CLK_CONNMCU_BUS, "connmcu_bus", "axi_sel", &infra_cg_regs, 15, &mtk_clk_gate_ops_setclr), + GATE_MTK(CLK_KP, "kp", "axi_sel", &infra_cg_regs, 16, &mtk_clk_gate_ops_setclr), + GATE_MTK_FLAGS(CLK_APXGPT, "apxgpt", "axi_sel", &infra_cg_regs, 18, &mtk_clk_gate_ops_setclr, CLK_IS_CRITICAL), + GATE_MTK(CLK_SEJ, "sej", "axi_sel", &infra_cg_regs, 19, &mtk_clk_gate_ops_setclr), + GATE_MTK(CLK_CCIF0_AP, "ccif0ap", "axi_sel", &infra_cg_regs, 20, &mtk_clk_gate_ops_setclr), + GATE_MTK(CLK_CCIF1_AP, "ccif1ap", "axi_sel", &infra_cg_regs, 21, &mtk_clk_gate_ops_setclr), + GATE_MTK(CLK_PMIC_SPI, "pmicspi", "pmicspi_sel", &infra_cg_regs, 22, &mtk_clk_gate_ops_setclr), + GATE_MTK(CLK_PMIC_WRAP, "pmicwrap", "axi_sel", &infra_cg_regs, 23, &mtk_clk_gate_ops_setclr) +}; + +static u16 infracfg_rst_ofs[] = { INFRA_RST0 }; + +static const struct mtk_clk_rst_desc infracfg_resets = { + .version = MTK_RST_SIMPLE, + .rst_bank_ofs = infracfg_rst_ofs, + .rst_bank_nr = ARRAY_SIZE(infracfg_rst_ofs) +}; + +static const struct mtk_clk_desc infracfg_clks = { + .clks = infracfg_gates, + .num_clks = ARRAY_SIZE(infracfg_gates), + + .rst_desc = &infracfg_resets +}; + +static const struct of_device_id of_match_mt6735_infracfg[] = { + { .compatible = "mediatek,mt6735-infracfg", .data = &infracfg_clks }, + { /* sentinel */ } +}; + +static struct platform_driver clk_mt6735_infracfg = { + .probe = mtk_clk_simple_probe, + .remove = mtk_clk_simple_remove, + .driver = { + .name = "clk-mt6735-infracfg", + .of_match_table = of_match_mt6735_infracfg, + }, +}; +module_platform_driver(clk_mt6735_infracfg); + +MODULE_AUTHOR("Yassine Oudjana "); +MODULE_DESCRIPTION("MediaTek MT6735 infracfg clock and reset driver"); +MODULE_LICENSE("GPL"); diff --git a/drivers/clk/mediatek/clk-mt6735-pericfg.c b/drivers/clk/mediatek/clk-mt6735-pericfg.c new file mode 100644 index 000000000000..4d74e345509b --- /dev/null +++ b/drivers/clk/mediatek/clk-mt6735-pericfg.c @@ -0,0 +1,91 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (c) 2022 Yassine Oudjana + */ + +#include +#include + +#include "clk-gate.h" +#include "clk-mtk.h" + +#include + +#define PERI_GLOBALCON_RST0 0x00 +#define PERI_GLOBALCON_RST1 0x04 +#define PERI_GLOBALCON_PDN0_SET 0x08 +#define PERI_GLOBALCON_PDN0_CLR 0x10 +#define PERI_GLOBALCON_PDN0_STA 0x18 + +static struct mtk_gate_regs peri_cg_regs = { + .set_ofs = PERI_GLOBALCON_PDN0_SET, + .clr_ofs = PERI_GLOBALCON_PDN0_CLR, + .sta_ofs = PERI_GLOBALCON_PDN0_STA, +}; + +static const struct mtk_gate pericfg_gates[] = { + GATE_MTK(CLK_DISP_PWM, "disp_pwm", "disppwm_sel", &peri_cg_regs, 0, &mtk_clk_gate_ops_setclr), + GATE_MTK(CLK_THERM, "therm", "axi_sel", &peri_cg_regs, 1, &mtk_clk_gate_ops_setclr), + GATE_MTK(CLK_PWM1, "pwm1", "axi_sel", &peri_cg_regs, 2, &mtk_clk_gate_ops_setclr), + GATE_MTK(CLK_PWM2, "pwm2", "axi_sel", &peri_cg_regs, 3, &mtk_clk_gate_ops_setclr), + GATE_MTK(CLK_PWM3, "pwm3", "axi_sel", &peri_cg_regs, 4, &mtk_clk_gate_ops_setclr), + GATE_MTK(CLK_PWM4, "pwm4", "axi_sel", &peri_cg_regs, 5, &mtk_clk_gate_ops_setclr), + GATE_MTK(CLK_PWM5, "pwm5", "axi_sel", &peri_cg_regs, 6, &mtk_clk_gate_ops_setclr), + GATE_MTK(CLK_PWM6, "pwm6", "axi_sel", &peri_cg_regs, 7, &mtk_clk_gate_ops_setclr), + GATE_MTK(CLK_PWM7, "pwm7", "axi_sel", &peri_cg_regs, 8, &mtk_clk_gate_ops_setclr), + GATE_MTK(CLK_PWM, "pwm", "axi_sel", &peri_cg_regs, 9, &mtk_clk_gate_ops_setclr), + GATE_MTK(CLK_USB0, "usb0", "usb20_sel", &peri_cg_regs, 10, &mtk_clk_gate_ops_setclr), + GATE_MTK(CLK_IRDA, "irda", "irda_sel", &peri_cg_regs, 11, &mtk_clk_gate_ops_setclr), + GATE_MTK(CLK_APDMA, "apdma", "axi_sel", &peri_cg_regs, 12, &mtk_clk_gate_ops_setclr), + GATE_MTK(CLK_MSDC30_0, "msdc30_0", "msdc30_0_sel", &peri_cg_regs, 13, &mtk_clk_gate_ops_setclr), + GATE_MTK(CLK_MSDC30_1, "msdc30_1", "msdc30_1_sel", &peri_cg_regs, 14, &mtk_clk_gate_ops_setclr), + GATE_MTK(CLK_MSDC30_2, "msdc30_2", "msdc30_2_sel", &peri_cg_regs, 15, &mtk_clk_gate_ops_setclr), + GATE_MTK(CLK_MSDC30_3, "msdc30_3", "msdc30_3_sel", &peri_cg_regs, 16, &mtk_clk_gate_ops_setclr), + GATE_MTK(CLK_UART0, "uart0", "uart_sel", &peri_cg_regs, 17, &mtk_clk_gate_ops_setclr), + GATE_MTK(CLK_UART1, "uart1", "uart_sel", &peri_cg_regs, 18, &mtk_clk_gate_ops_setclr), + GATE_MTK(CLK_UART2, "uart2", "uart_sel", &peri_cg_regs, 19, &mtk_clk_gate_ops_setclr), + GATE_MTK(CLK_UART3, "uart3", "uart_sel", &peri_cg_regs, 20, &mtk_clk_gate_ops_setclr), + GATE_MTK(CLK_UART4, "uart4", "uart_sel", &peri_cg_regs, 21, &mtk_clk_gate_ops_setclr), + GATE_MTK(CLK_BTIF, "btif", "axi_sel", &peri_cg_regs, 22, &mtk_clk_gate_ops_setclr), + GATE_MTK(CLK_I2C0, "i2c0", "axi_sel", &peri_cg_regs, 23, &mtk_clk_gate_ops_setclr), + GATE_MTK(CLK_I2C1, "i2c1", "axi_sel", &peri_cg_regs, 24, &mtk_clk_gate_ops_setclr), + GATE_MTK(CLK_I2C2, "i2c2", "axi_sel", &peri_cg_regs, 25, &mtk_clk_gate_ops_setclr), + GATE_MTK(CLK_I2C3, "i2c3", "axi_sel", &peri_cg_regs, 26, &mtk_clk_gate_ops_setclr), + GATE_MTK(CLK_AUXADC, "auxadc", "axi_sel", &peri_cg_regs, 27, &mtk_clk_gate_ops_setclr), + GATE_MTK(CLK_SPI0, "spi0", "spi_sel", &peri_cg_regs, 28, &mtk_clk_gate_ops_setclr), + GATE_MTK(CLK_IRTX, "irtx", "irtx_sel", &peri_cg_regs, 29, &mtk_clk_gate_ops_setclr) +}; + +static u16 pericfg_rst_ofs[] = { PERI_GLOBALCON_RST0, PERI_GLOBALCON_RST1 }; + +static const struct mtk_clk_rst_desc pericfg_resets = { + .version = MTK_RST_SIMPLE, + .rst_bank_ofs = pericfg_rst_ofs, + .rst_bank_nr = ARRAY_SIZE(pericfg_rst_ofs) +}; + +static const struct mtk_clk_desc pericfg_clks = { + .clks = pericfg_gates, + .num_clks = ARRAY_SIZE(pericfg_gates), + + .rst_desc = &pericfg_resets +}; + +static const struct of_device_id of_match_mt6735_pericfg[] = { + { .compatible = "mediatek,mt6735-pericfg", .data = &pericfg_clks }, + { /* sentinel */ } +}; + +static struct platform_driver clk_mt6735_pericfg = { + .probe = mtk_clk_simple_probe, + .remove = mtk_clk_simple_remove, + .driver = { + .name = "clk-mt6735-pericfg", + .of_match_table = of_match_mt6735_pericfg, + }, +}; +module_platform_driver(clk_mt6735_pericfg); + +MODULE_AUTHOR("Yassine Oudjana "); +MODULE_DESCRIPTION("MediaTek MT6735 pericfg clock driver"); +MODULE_LICENSE("GPL"); diff --git a/drivers/clk/mediatek/clk-mt6735-topckgen.c b/drivers/clk/mediatek/clk-mt6735-topckgen.c new file mode 100644 index 000000000000..5fa743e4b0fc --- /dev/null +++ b/drivers/clk/mediatek/clk-mt6735-topckgen.c @@ -0,0 +1,450 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (c) 2022 Yassine Oudjana + */ + +#include +#include + +#include "clk-mtk.h" +#include "clk-mux.h" + +#include + +#define CLK_CFG_0 0x40 +#define CLK_CFG_0_SET 0x44 +#define CLK_CFG_0_CLR 0x48 +#define CLK_CFG_1 0x50 +#define CLK_CFG_1_SET 0x54 +#define CLK_CFG_1_CLR 0x58 +#define CLK_CFG_2 0x60 +#define CLK_CFG_2_SET 0x64 +#define CLK_CFG_2_CLR 0x68 +#define CLK_CFG_3 0x70 +#define CLK_CFG_3_SET 0x74 +#define CLK_CFG_3_CLR 0x78 +#define CLK_CFG_4 0x80 +#define CLK_CFG_4_SET 0x84 +#define CLK_CFG_4_CLR 0x88 +#define CLK_CFG_5 0x90 +#define CLK_CFG_5_SET 0x94 +#define CLK_CFG_5_CLR 0x98 +#define CLK_CFG_6 0xa0 +#define CLK_CFG_6_SET 0xa4 +#define CLK_CFG_6_CLR 0xa8 +#define CLK_CFG_7 0xb0 +#define CLK_CFG_7_SET 0xb4 +#define CLK_CFG_7_CLR 0xb8 + +static DEFINE_SPINLOCK(mt6735_topckgen_lock); + +/* Some clocks with unknown details are modeled as fixed clocks */ +static const struct mtk_fixed_clk topckgen_fixed_clks[] = { + /* + * This clock is available as a parent option for multiple + * muxes and seems like an alternative name for clk26m at first, + * but it appears alongside it in several muxes which should + * mean it is a separate clock. + */ + FIXED_CLK(AD_SYS_26M_CK, "ad_sys_26m_ck", "clk26m", 26 * MHZ), + /* + * This clock is the parent of DMPLL divisors. It might be MEMPLL + * or its parent, as DMPLL appears to be an alternative name for + * MEMPLL. + */ + FIXED_CLK(CLKPH_MCK_O, "clkph_mck_o", NULL, 0), + /* + * DMPLL clock (dmpll_ck), controlled by DDRPHY. + */ + FIXED_CLK(DMPLL, "dmpll", "clkph_mck_o", 0), + /* + * MIPI DPI clock. Parent option for dpi0_sel. Unknown parent. + */ + FIXED_CLK(DPI_CK, "dpi_ck", NULL, 0), + /* + * This clock is a child of WHPLL which is controlled by + * the modem. + */ + FIXED_CLK(WHPLL_AUDIO_CK, "whpll_audio_ck", NULL, 0) +}; + +static const struct mtk_fixed_factor topckgen_factors[] = { + FACTOR(SYSPLL_D2, "syspll_d2", "mainpll", 1, 2), + FACTOR(SYSPLL_D3, "syspll_d3", "mainpll", 1, 3), + FACTOR(SYSPLL_D5, "syspll_d5", "mainpll", 1, 5), + FACTOR(SYSPLL1_D2, "syspll1_d2", "mainpll", 1, 2), + FACTOR(SYSPLL1_D4, "syspll1_d4", "mainpll", 1, 4), + FACTOR(SYSPLL1_D8, "syspll1_d8", "mainpll", 1, 8), + FACTOR(SYSPLL1_D16, "syspll1_d16", "mainpll", 1, 16), + FACTOR(SYSPLL2_D2, "syspll2_d2", "mainpll", 1, 2), + FACTOR(SYSPLL2_D4, "syspll2_d4", "mainpll", 1, 4), + FACTOR(SYSPLL3_D2, "syspll3_d2", "mainpll", 1, 2), + FACTOR(SYSPLL3_D4, "syspll3_d4", "mainpll", 1, 4), + FACTOR(SYSPLL4_D2, "syspll4_d2", "mainpll", 1, 2), + FACTOR(SYSPLL4_D4, "syspll4_d4", "mainpll", 1, 4), + FACTOR(UNIVPLL_D2, "univpll_d2", "univpll", 1, 2), + FACTOR(UNIVPLL_D3, "univpll_d3", "univpll", 1, 3), + FACTOR(UNIVPLL_D5, "univpll_d5", "univpll", 1, 5), + FACTOR(UNIVPLL_D26, "univpll_d26", "univpll", 1, 26), + FACTOR(UNIVPLL1_D2, "univpll1_d2", "univpll", 1, 2), + FACTOR(UNIVPLL1_D4, "univpll1_d4", "univpll", 1, 4), + FACTOR(UNIVPLL1_D8, "univpll1_d8", "univpll", 1, 8), + FACTOR(UNIVPLL2_D2, "univpll2_d2", "univpll", 1, 2), + FACTOR(UNIVPLL2_D4, "univpll2_d4", "univpll", 1, 4), + FACTOR(UNIVPLL2_D8, "univpll2_d8", "univpll", 1, 8), + FACTOR(UNIVPLL3_D2, "univpll3_d2", "univpll", 1, 2), + FACTOR(UNIVPLL3_D4, "univpll3_d4", "univpll", 1, 4), + FACTOR(MSDCPLL_D2, "msdcpll_d2", "msdcpll", 1, 2), + FACTOR(MSDCPLL_D4, "msdcpll_d4", "msdcpll", 1, 4), + FACTOR(MSDCPLL_D8, "msdcpll_d8", "msdcpll", 1, 8), + FACTOR(MSDCPLL_D16, "msdcpll_d16", "msdcpll", 1, 16), + FACTOR(VENCPLL_D3, "vencpll_d3", "vencpll", 1, 3), + FACTOR(TVDPLL_D2, "tvdpll_d2", "tvdpll", 1, 2), + FACTOR(TVDPLL_D4, "tvdpll_d4", "tvdpll", 1, 4), + FACTOR(DMPLL_D2, "dmpll_d2", "clkph_mck_o", 1, 2), + FACTOR(DMPLL_D4, "dmpll_d4", "clkph_mck_o", 1, 4), + FACTOR(DMPLL_D8, "dmpll_d8", "clkph_mck_o", 1, 8), + FACTOR(AD_SYS_26M_D2, "ad_sys_26m_d2", "clk26m", 1, 2) +}; + +static const char * const axi_sel_parents[] = { + "clk26m", + "syspll1_d2", + "syspll_d5", + "syspll1_d4", + "univpll_d5", + "univpll2_d2", + "dmpll", + "dmpll_d2" +}; + +static const char * const mem_sel_parents[] = { + "clk26m", + "dmpll" +}; + +static const char * const ddrphycfg_parents[] = { + "clk26m", + "syspll1_d8" +}; + +static const char * const mm_sel_parents[] = { + "clk26m", + "vencpll", + "syspll1_d2", + "syspll_d5", + "syspll1_d4", + "univpll_d5", + "univpll2_d2", + "dmpll" +}; + +static const char * const pwm_sel_parents[] = { + "clk26m", + "univpll2_d4", + "univpll3_d2", + "univpll1_d4" +}; + +static const char * const vdec_sel_parents[] = { + "clk26m", + "syspll1_d2", + "syspll_d5", + "syspll1_d4", + "univpll_d5", + "syspll_d2", + "syspll2_d2", + "msdcpll_d2" +}; + +static const char * const mfg_sel_parents[] = { + "clk26m", + "mmpll", + "clk26m", + "clk26m", + "clk26m", + "clk26m", + "clk26m", + "clk26m", + "clk26m", + "syspll_d3", + "syspll1_d2", + "syspll_d5", + "univpll_d3", + "univpll1_d2" +}; + +static const char * const camtg_sel_parents[] = { + "clk26m", + "univpll_d26", + "univpll2_d2", + "syspll3_d2", + "syspll3_d4", + "msdcpll_d4" +}; + +static const char * const uart_sel_parents[] = { + "clk26m", + "univpll2_d8" +}; + +static const char * const spi_sel_parents[] = { + "clk26m", + "syspll3_d2", + "msdcpll_d8", + "syspll2_d4", + "syspll4_d2", + "univpll2_d4", + "univpll1_d8" +}; + +static const char * const usb20_sel_parents[] = { + "clk26m", + "univpll1_d8", + "univpll3_d4" +}; + +static const char * const msdc50_0_sel_parents[] = { + "clk26m", + "syspll1_d2", + "syspll2_d2", + "syspll4_d2", + "univpll_d5", + "univpll1_d4" +}; + +static const char * const msdc30_0_sel_parents[] = { + "clk26m", + "msdcpll", + "msdcpll_d2", + "msdcpll_d4", + "syspll2_d2", + "syspll1_d4", + "univpll1_d4", + "univpll_d3", + "univpll_d26", + "syspll2_d4", + "univpll_d2" +}; + +static const char * const msdc30_1_2_sel_parents[] = { + "clk26m", + "univpll2_d2", + "msdcpll_d4", + "syspll2_d2", + "syspll1_d4", + "univpll1_d4", + "univpll_d26", + "syspll2_d4" +}; + +static const char * const msdc30_3_sel_parents[] = { + "clk26m", + "univpll2_d2", + "msdcpll_d4", + "syspll2_d2", + "syspll1_d4", + "univpll1_d4", + "univpll_d26", + "msdcpll_d16", + "syspll2_d4" +}; + +static const char * const audio_sel_parents[] = { + "clk26m", + "syspll3_d4", + "syspll4_d4", + "syspll1_d16" +}; + +static const char * const aud_intbus_sel_parents[] = { + "clk26m", + "syspll1_d4", + "syspll4_d2", + "dmpll_d4" +}; + +static const char * const pmicspi_sel_parents[] = { + "clk26m", + "syspll1_d8", + "syspll3_d4", + "syspll1_d16", + "univpll3_d4", + "univpll_d26", + "dmpll_d4", + "dmpll_d8" +}; + +static const char * const scp_sel_parents[] = { + "clk26m", + "syspll1_d8", + "dmpll_d2", + "dmpll_d4" +}; + +static const char * const atb_sel_parents[] = { + "clk26m", + "syspll1_d2", + "syspll_d5", + "dmpll" +}; + +static const char * const dpi0_sel_parents[] = { + "clk26m", + "tvdpll", + "tvdpll_d2", + "tvdpll_d4", + "dpi_ck" +}; + +static const char * const scam_sel_parents[] = { + "clk26m", + "syspll3_d2", + "univpll2_d4", + "vencpll_d3" +}; + +static const char * const mfg13m_sel_parents[] = { + "clk26m", + "ad_sys_26m_d2" +}; + +static const char * const aud_1_2_sel_parents[] = { + "clk26m", + "apll1" +}; + +static const char * const irda_sel_parents[] = { + "clk26m", + "univpll2_d4" +}; + +static const char * const irtx_sel_parents[] = { + "clk26m", + "ad_sys_26m_ck" +}; + +static const char * const disppwm_sel_parents[] = { + "clk26m", + "univpll2_d4", + "syspll4_d2_d8", + "ad_sys_26m_ck" +}; + +static const struct mtk_mux topckgen_muxes[] = { + MUX_CLR_SET_UPD(AXI_SEL, "axi_sel", axi_sel_parents, CLK_CFG_0, CLK_CFG_0_SET, CLK_CFG_0_CLR, 0, 3, 0, 0), + MUX_CLR_SET_UPD(MEM_SEL, "mem_sel", mem_sel_parents, CLK_CFG_0, CLK_CFG_0_SET, CLK_CFG_0_CLR, 8, 1, 0, 0), + MUX_CLR_SET_UPD(DDRPHY_SEL, "ddrphycfg_sel", ddrphycfg_parents, CLK_CFG_0, CLK_CFG_0_SET, CLK_CFG_0_CLR, 16, 1, 0, 0), + MUX_GATE_CLR_SET_UPD(MM_SEL, "mm_sel", mm_sel_parents, CLK_CFG_0, CLK_CFG_0_SET, CLK_CFG_0_CLR, 24, 3, 31, 0, 0), + MUX_GATE_CLR_SET_UPD(PWM_SEL, "pwm_sel", pwm_sel_parents, CLK_CFG_1, CLK_CFG_1_SET, CLK_CFG_1_CLR, 0, 2, 7, 0, 0), + MUX_GATE_CLR_SET_UPD(VDEC_SEL, "vdec_sel", vdec_sel_parents, CLK_CFG_1, CLK_CFG_1_SET, CLK_CFG_1_CLR, 8, 3, 15, 0, 0), + MUX_GATE_CLR_SET_UPD(MFG_SEL, "mfg_sel", mfg_sel_parents, CLK_CFG_1, CLK_CFG_1_SET, CLK_CFG_1_CLR, 16, 4, 23, 0, 0), + MUX_GATE_CLR_SET_UPD(CAMTG_SEL, "camtg_sel", camtg_sel_parents, CLK_CFG_1, CLK_CFG_1_SET, CLK_CFG_1_CLR, 24, 3, 31, 0, 0), + MUX_GATE_CLR_SET_UPD(UART_SEL, "uart_sel", uart_sel_parents, CLK_CFG_2, CLK_CFG_2_SET, CLK_CFG_2_CLR, 0, 1, 7, 0, 0), + MUX_GATE_CLR_SET_UPD(SPI_SEL, "spi_sel", spi_sel_parents, CLK_CFG_2, CLK_CFG_2_SET, CLK_CFG_2_CLR, 8, 3, 15, 0, 0), + MUX_GATE_CLR_SET_UPD(USB20_SEL, "usb20_sel", usb20_sel_parents, CLK_CFG_2, CLK_CFG_2_SET, CLK_CFG_2_CLR, 16, 2, 23, 0, 0), + MUX_GATE_CLR_SET_UPD(MSDC50_0_SEL, "msdc50_0_sel", msdc50_0_sel_parents, CLK_CFG_2, CLK_CFG_2_SET, CLK_CFG_2_CLR, 24, 3, 31, 0, 0), + MUX_GATE_CLR_SET_UPD(MSDC30_0_SEL, "msdc30_0_sel", msdc30_0_sel_parents, CLK_CFG_3, CLK_CFG_3_SET, CLK_CFG_3_CLR, 0, 4, 7, 0, 0), + MUX_GATE_CLR_SET_UPD(MSDC30_1_SEL, "msdc30_1_sel", msdc30_1_2_sel_parents, CLK_CFG_3, CLK_CFG_3_SET, CLK_CFG_3_CLR, 8, 3, 15, 0, 0), + MUX_GATE_CLR_SET_UPD(MSDC30_2_SEL, "msdc30_2_sel", msdc30_1_2_sel_parents, CLK_CFG_3, CLK_CFG_3_SET, CLK_CFG_3_CLR, 16, 3, 23, 0, 0), + MUX_GATE_CLR_SET_UPD(MSDC30_3_SEL, "msdc30_3_sel", msdc30_3_sel_parents, CLK_CFG_3, CLK_CFG_3_SET, CLK_CFG_3_CLR, 24, 4, 31, 0, 0), + MUX_GATE_CLR_SET_UPD(AUDIO_SEL, "audio_sel", audio_sel_parents, CLK_CFG_4, CLK_CFG_4_SET, CLK_CFG_4_CLR, 0, 2, 7, 0, 0), + MUX_GATE_CLR_SET_UPD(AUDINTBUS_SEL, "aud_intbus_sel", aud_intbus_sel_parents, CLK_CFG_4, CLK_CFG_4_SET, CLK_CFG_4_CLR, 8, 2, 15, 0, 0), + MUX_CLR_SET_UPD(PMICSPI_SEL, "pmicspi_sel", pmicspi_sel_parents, CLK_CFG_4, CLK_CFG_4_SET, CLK_CFG_4_CLR, 16, 3, 0, 0), + MUX_GATE_CLR_SET_UPD(SCP_SEL, "scp_sel", scp_sel_parents, CLK_CFG_4, CLK_CFG_4_SET, CLK_CFG_4_CLR, 24, 2, 31, 0, 0), + MUX_GATE_CLR_SET_UPD(ATB_SEL, "atb_sel", atb_sel_parents, CLK_CFG_5, CLK_CFG_5_SET, CLK_CFG_5_CLR, 0, 2, 7, 0, 0), + MUX_GATE_CLR_SET_UPD(DPI0_SEL, "dpi0_sel", dpi0_sel_parents, CLK_CFG_5, CLK_CFG_5_SET, CLK_CFG_5_CLR, 8, 3, 15, 0, 0), + MUX_GATE_CLR_SET_UPD(SCAM_SEL, "scam_sel", scam_sel_parents, CLK_CFG_5, CLK_CFG_5_SET, CLK_CFG_5_CLR, 16, 2, 23, 0, 0), + MUX_GATE_CLR_SET_UPD(MFG13M_SEL, "mfg13m_sel", mfg13m_sel_parents, CLK_CFG_5, CLK_CFG_5_SET, CLK_CFG_5_CLR, 24, 1, 31, 0, 0), + MUX_GATE_CLR_SET_UPD(AUD1_SEL, "aud_1_sel", aud_1_2_sel_parents, CLK_CFG_6, CLK_CFG_6_SET, CLK_CFG_6_CLR, 0, 1, 7, 0, 0), + MUX_GATE_CLR_SET_UPD(AUD2_SEL, "aud_2_sel", aud_1_2_sel_parents, CLK_CFG_6, CLK_CFG_6_SET, CLK_CFG_6_CLR, 8, 1, 15, 0, 0), + MUX_GATE_CLR_SET_UPD(IRDA_SEL, "irda_sel", irda_sel_parents, CLK_CFG_6, CLK_CFG_6_SET, CLK_CFG_6_CLR, 16, 1, 23, 0, 0), + MUX_GATE_CLR_SET_UPD(IRTX_SEL, "irtx_sel", irtx_sel_parents, CLK_CFG_6, CLK_CFG_6_SET, CLK_CFG_6_CLR, 24, 1, 31, 0, 0), + MUX_GATE_CLR_SET_UPD(DISPPWM_SEL, "disppwm_sel", disppwm_sel_parents, CLK_CFG_7, CLK_CFG_7_SET, CLK_CFG_7_CLR, 0, 2, 7, 0, 0), +}; + +int clk_mt6735_topckgen_probe(struct platform_device *pdev) +{ + void __iomem *base; + struct resource *res = platform_get_resource(pdev, IORESOURCE_MEM, 0); + struct clk_hw_onecell_data *clk_data; + int ret; + + base = devm_ioremap_resource(&pdev->dev, res); + if (IS_ERR(base)) + return PTR_ERR(base); + + clk_data = mtk_alloc_clk_data(ARRAY_SIZE(topckgen_fixed_clks) + + ARRAY_SIZE(topckgen_factors) + + ARRAY_SIZE(topckgen_muxes)); + if (!clk_data) + return -ENOMEM; + platform_set_drvdata(pdev, clk_data); + + ret = mtk_clk_register_fixed_clks(topckgen_fixed_clks, + ARRAY_SIZE(topckgen_fixed_clks), + clk_data); + if (ret) { + dev_err(&pdev->dev, "Failed to register fixed clocks: %d\n", + ret); + return ret; + } + + ret = mtk_clk_register_factors(topckgen_factors, ARRAY_SIZE(topckgen_factors), + clk_data); + if (ret) { + dev_err(&pdev->dev, "Failed to register dividers: %d\n", ret); + return ret; + } + + ret = mtk_clk_register_muxes(topckgen_muxes, ARRAY_SIZE(topckgen_muxes), + pdev->dev.of_node, &mt6735_topckgen_lock, + clk_data); + if (ret) { + dev_err(&pdev->dev, "Failed to register muxes: %d\n", ret); + return ret; + } + + ret = devm_of_clk_add_hw_provider(&pdev->dev, of_clk_hw_onecell_get, + clk_data); + if (ret) + dev_err(&pdev->dev, + "Failed to register clock provider: %d\n", ret); + + return ret; +} + +int clk_mt6735_topckgen_remove(struct platform_device *pdev) +{ + struct clk_hw_onecell_data *clk_data = platform_get_drvdata(pdev); + + mtk_clk_unregister_muxes(topckgen_muxes, ARRAY_SIZE(topckgen_muxes), + clk_data); + mtk_clk_unregister_factors(topckgen_factors, ARRAY_SIZE(topckgen_factors), + clk_data); + mtk_clk_unregister_fixed_clks(topckgen_fixed_clks, + ARRAY_SIZE(topckgen_fixed_clks), + clk_data); + mtk_free_clk_data(clk_data); + + return 0; +} + +static const struct of_device_id of_match_mt6735_topckgen[] = { + { .compatible = "mediatek,mt6735-topckgen", }, + { /* sentinel */ } +}; + +static struct platform_driver clk_mt6735_topckgen = { + .probe = clk_mt6735_topckgen_probe, + .remove = clk_mt6735_topckgen_remove, + .driver = { + .name = "clk-mt6735-topckgen", + .of_match_table = of_match_mt6735_topckgen, + }, +}; +module_platform_driver(clk_mt6735_topckgen); + +MODULE_AUTHOR("Yassine Oudjana "); +MODULE_DESCRIPTION("MediaTek MT6735 topckgen clock driver"); +MODULE_LICENSE("GPL"); -- 2.39.2