From patchwork Tue Dec 31 06:00:46 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jian Hu X-Patchwork-Id: 13923638 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 B0DC8E77188 for ; Tue, 31 Dec 2024 06:08:36 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Type: Content-Transfer-Encoding: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=1RIT753HUhQvlC9Wq4YnI+C3YJVTKpgsnzNUIEwCneI=; b=pSCQJ14FOveUhyM1jtVFugOsW6 BeAiQSA58xKA0oEFB6Bgh5onI7nsrnqGBD23it7vn8IPWJNIM3KcXIqDs65eCCg9LAnqSu0IPdpse ghstQM348xCAzP20mbFv53yWtVk0tFlqM6t5c9vk/L5xMKvxcqPgf9Pbb64WHEnMEot5FxTLDdFHz zy1Z6nwRG9leitaIdKvhg3ZvmZxY9Opbf8Ax8yBm0qM4utqbnw4etC/7WQQ0h5v1x5NzTYTXyO+S8 n6+7/7NH2/b+COonE+ixNT/LbDSeq+j/2uUOTrHHFimEU8F9u3qRrpQuf+lnM/rBksGkgubcWSacp cje8J1tQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1tSVQV-00000006bv6-3Ea3; Tue, 31 Dec 2024 06:08:23 +0000 Received: from [58.32.228.46] (helo=mail-sh.amlogic.com) by bombadil.infradead.org with esmtps (Exim 4.98 #2 (Red Hat Linux)) id 1tSVJY-00000006aoV-33SX; Tue, 31 Dec 2024 06:01:14 +0000 Received: from rd03-sz.software.amlogic (10.28.11.121) by mail-sh.amlogic.com (10.18.11.5) with Microsoft SMTP Server id 15.1.2507.39; Tue, 31 Dec 2024 14:00:53 +0800 From: Jian Hu To: Jerome Brunet , Xianwei Zhao , Chuan Liu , Neil Armstrong , Kevin Hilman , "Stephen Boyd" , Michael Turquette , "Dmitry Rokosov" , robh+dt , Rob Herring CC: Jian Hu , devicetree , linux-clk , linux-amlogic , linux-kernel , linux-arm-kernel Subject: [PATCH 4/5] clk: meson: t7: add support for the T7 SoC PLL clock Date: Tue, 31 Dec 2024 14:00:46 +0800 Message-ID: <20241231060047.2298871-5-jian.hu@amlogic.com> X-Mailer: git-send-email 2.47.1 In-Reply-To: <20241231060047.2298871-1-jian.hu@amlogic.com> References: <20241231060047.2298871-1-jian.hu@amlogic.com> MIME-Version: 1.0 X-Originating-IP: [10.28.11.121] X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20241230_220113_058300_3D9233D8 X-CRM114-Status: GOOD ( 16.74 ) X-BeenThere: linux-arm-kernel@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-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Add PLL clock controller driver for the Amlogic T7 SoC family. Signed-off-by: Jian Hu --- drivers/clk/meson/Kconfig | 14 + drivers/clk/meson/Makefile | 1 + drivers/clk/meson/t7-pll.c | 1192 ++++++++++++++++++++++++++++++++++++ 3 files changed, 1207 insertions(+) create mode 100644 drivers/clk/meson/t7-pll.c diff --git a/drivers/clk/meson/Kconfig b/drivers/clk/meson/Kconfig index 78f648c9c97d..6878b035a7ac 100644 --- a/drivers/clk/meson/Kconfig +++ b/drivers/clk/meson/Kconfig @@ -201,4 +201,18 @@ config COMMON_CLK_S4_PERIPHERALS help Support for the peripherals clock controller on Amlogic S805X2 and S905Y4 devices, AKA S4. Say Y if you want S4 peripherals clock controller to work. + +config COMMON_CLK_T7_PLL + tristate "Amlogic T7 SoC PLL controller support" + depends on ARM64 + default y + select COMMON_CLK_MESON_REGMAP + select COMMON_CLK_MESON_CLKC_UTILS + select COMMON_CLK_MESON_PLL + imply COMMON_CLK_SCMI + help + Support for the PLL clock controller on Amlogic A311D2 based + device, AKA T7. PLLs are required by most peripheral to operate + Say Y if you are a T7 based device. + endmenu diff --git a/drivers/clk/meson/Makefile b/drivers/clk/meson/Makefile index bc56a47931c1..646257694c34 100644 --- a/drivers/clk/meson/Makefile +++ b/drivers/clk/meson/Makefile @@ -27,3 +27,4 @@ obj-$(CONFIG_COMMON_CLK_G12A) += g12a.o g12a-aoclk.o obj-$(CONFIG_COMMON_CLK_MESON8B) += meson8b.o meson8-ddr.o obj-$(CONFIG_COMMON_CLK_S4_PLL) += s4-pll.o obj-$(CONFIG_COMMON_CLK_S4_PERIPHERALS) += s4-peripherals.o +obj-$(CONFIG_COMMON_CLK_T7_PLL) += t7-pll.o diff --git a/drivers/clk/meson/t7-pll.c b/drivers/clk/meson/t7-pll.c new file mode 100644 index 000000000000..15a6257f378d --- /dev/null +++ b/drivers/clk/meson/t7-pll.c @@ -0,0 +1,1192 @@ +// SPDX-License-Identifier: (GPL-2.0-only OR MIT) +/* + * Copyright (c) 2024 Amlogic, Inc. All rights reserved. + * Author: Jian Hu + */ + +#include +#include +#include "clk-regmap.h" +#include "clk-pll.h" +#include "clk-mpll.h" +#include "meson-clkc-utils.h" +#include "meson-eeclk.h" +#include + +#define ANACTRL_GP0PLL_CTRL0 0x00 +#define ANACTRL_GP0PLL_CTRL1 0x04 +#define ANACTRL_GP0PLL_CTRL2 0x08 +#define ANACTRL_GP0PLL_CTRL3 0x0c +#define ANACTRL_GP0PLL_CTRL4 0x10 +#define ANACTRL_GP0PLL_CTRL5 0x14 +#define ANACTRL_GP0PLL_CTRL6 0x18 +#define ANACTRL_GP0PLL_STS 0x1c + +#define ANACTRL_GP1PLL_CTRL0 0x00 +#define ANACTRL_GP1PLL_CTRL1 0x04 +#define ANACTRL_GP1PLL_CTRL2 0x08 +#define ANACTRL_GP1PLL_CTRL3 0x0c +#define ANACTRL_GP1PLL_STS 0x1c + +#define ANACTRL_HIFIPLL_CTRL0 0x00 +#define ANACTRL_HIFIPLL_CTRL1 0x04 +#define ANACTRL_HIFIPLL_CTRL2 0x08 +#define ANACTRL_HIFIPLL_CTRL3 0x0c +#define ANACTRL_HIFIPLL_CTRL4 0x10 +#define ANACTRL_HIFIPLL_CTRL5 0x14 +#define ANACTRL_HIFIPLL_CTRL6 0x18 +#define ANACTRL_HIFIPLL_STS 0x1c + +#define ANACTRL_PCIEPLL_CTRL0 0x00 +#define ANACTRL_PCIEPLL_CTRL1 0x04 +#define ANACTRL_PCIEPLL_CTRL2 0x08 +#define ANACTRL_PCIEPLL_CTRL3 0x0c +#define ANACTRL_PCIEPLL_CTRL4 0x10 +#define ANACTRL_PCIEPLL_CTRL5 0x14 +#define ANACTRL_PCIEPLL_STS 0x18 + +#define ANACTRL_MPLL_CTRL0 0x00 +#define ANACTRL_MPLL_CTRL1 0x04 +#define ANACTRL_MPLL_CTRL2 0x08 +#define ANACTRL_MPLL_CTRL3 0x0c +#define ANACTRL_MPLL_CTRL4 0x10 +#define ANACTRL_MPLL_CTRL5 0x14 +#define ANACTRL_MPLL_CTRL6 0x18 +#define ANACTRL_MPLL_CTRL7 0x1c +#define ANACTRL_MPLL_CTRL8 0x20 +#define ANACTRL_MPLL_STS 0x24 + +#define ANACTRL_HDMIPLL_CTRL0 0x00 +#define ANACTRL_HDMIPLL_CTRL1 0x04 +#define ANACTRL_HDMIPLL_CTRL2 0x08 +#define ANACTRL_HDMIPLL_CTRL3 0x0c +#define ANACTRL_HDMIPLL_CTRL4 0x10 +#define ANACTRL_HDMIPLL_CTRL5 0x14 +#define ANACTRL_HDMIPLL_CTRL6 0x18 +#define ANACTRL_HDMIPLL_STS 0x1c + +#define ANACTRL_MCLK_PLL_CNTL0 0x00 +#define ANACTRL_MCLK_PLL_CNTL1 0x04 +#define ANACTRL_MCLK_PLL_CNTL2 0x08 +#define ANACTRL_MCLK_PLL_CNTL3 0x0c +#define ANACTRL_MCLK_PLL_CNTL4 0x10 +#define ANACTRL_MCLK_PLL_STS 0x14 + +static const struct pll_mult_range media_pll_mult_range = { + .min = 125, + .max = 250, +}; + +static const struct reg_sequence gp0_init_regs[] = { + { .reg = ANACTRL_GP0PLL_CTRL1, .def = 0x00000000 }, + { .reg = ANACTRL_GP0PLL_CTRL2, .def = 0x00000000 }, + { .reg = ANACTRL_GP0PLL_CTRL3, .def = 0x48681c00 }, + { .reg = ANACTRL_GP0PLL_CTRL4, .def = 0x88770290 }, + { .reg = ANACTRL_GP0PLL_CTRL5, .def = 0x3927200a }, + { .reg = ANACTRL_GP0PLL_CTRL6, .def = 0x56540000 }, +}; + +static struct clk_regmap gp0_pll_dco = { + .data = &(struct meson_clk_pll_data){ + .en = { + .reg_off = ANACTRL_GP0PLL_CTRL0, + .shift = 28, + .width = 1, + }, + .m = { + .reg_off = ANACTRL_GP0PLL_CTRL0, + .shift = 0, + .width = 8, + }, + .n = { + .reg_off = ANACTRL_GP0PLL_CTRL0, + .shift = 10, + .width = 5, + }, + .l = { + .reg_off = ANACTRL_GP0PLL_STS, + .shift = 31, + .width = 1, + }, + .rst = { + .reg_off = ANACTRL_GP0PLL_CTRL0, + .shift = 29, + .width = 1, + }, + .range = &media_pll_mult_range, + .init_regs = gp0_init_regs, + .init_count = ARRAY_SIZE(gp0_init_regs), + }, + .hw.init = &(struct clk_init_data){ + .name = "gp0_pll_dco", + .ops = &meson_clk_pll_ops, + .parent_data = &(const struct clk_parent_data) { + .fw_name = "input", + }, + .num_parents = 1, + }, +}; + +static struct clk_regmap gp0_pll = { + .data = &(struct clk_regmap_div_data){ + .offset = ANACTRL_GP0PLL_CTRL0, + .shift = 16, + .width = 3, + .flags = CLK_DIVIDER_POWER_OF_TWO, + }, + .hw.init = &(struct clk_init_data) { + .name = "gp0_pll", + .ops = &clk_regmap_divider_ops, + .parent_hws = (const struct clk_hw *[]) { + &gp0_pll_dco.hw + }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + }, +}; + +/* + * The gp1 pll IP is different with gp0 pll, the PLL DCO range is + * 1.6GHZ - 3.2GHZ, and the reg_sequence is short + */ +static const struct pll_mult_range gp1_pll_mult_range = { + .min = 67, + .max = 133, +}; + +static const struct reg_sequence gp1_init_regs[] = { + { .reg = ANACTRL_GP1PLL_CTRL1, .def = 0x1420500f }, + { .reg = ANACTRL_GP1PLL_CTRL2, .def = 0x00023001 }, + { .reg = ANACTRL_GP1PLL_CTRL3, .def = 0x00000000 }, +}; + +static struct clk_regmap gp1_pll_dco = { + .data = &(struct meson_clk_pll_data){ + .en = { + .reg_off = ANACTRL_GP1PLL_CTRL0, + .shift = 28, + .width = 1, + }, + .m = { + .reg_off = ANACTRL_GP1PLL_CTRL0, + .shift = 0, + .width = 8, + }, + .n = { + .reg_off = ANACTRL_GP1PLL_CTRL0, + .shift = 16, + .width = 5, + }, + .l = { + .reg_off = ANACTRL_GP1PLL_STS, + .shift = 31, + .width = 1, + }, + .rst = { + .reg_off = ANACTRL_GP1PLL_CTRL0, + .shift = 29, + .width = 1, + }, + .range = &gp1_pll_mult_range, + .init_regs = gp1_init_regs, + .init_count = ARRAY_SIZE(gp1_init_regs), + }, + .hw.init = &(struct clk_init_data){ + .name = "gp1_pll_dco", + .ops = &meson_clk_pll_ops, + .parent_data = &(const struct clk_parent_data) { + .fw_name = "input", + }, + .num_parents = 1, + }, +}; + +static struct clk_regmap gp1_pll = { + .data = &(struct clk_regmap_div_data){ + .offset = ANACTRL_GP1PLL_CTRL0, + .shift = 12, + .width = 3, + .flags = CLK_DIVIDER_POWER_OF_TWO, + }, + .hw.init = &(struct clk_init_data) { + .name = "gp1_pll", + .ops = &clk_regmap_divider_ops, + .parent_hws = (const struct clk_hw *[]) { + &gp1_pll_dco.hw + }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + }, +}; + +static const struct reg_sequence hifi_init_regs[] = { + { .reg = ANACTRL_HIFIPLL_CTRL1, .def = 0x00000000 }, + { .reg = ANACTRL_HIFIPLL_CTRL2, .def = 0x00000000 }, + { .reg = ANACTRL_HIFIPLL_CTRL3, .def = 0x6a285c00 }, + { .reg = ANACTRL_HIFIPLL_CTRL4, .def = 0x65771290 }, + { .reg = ANACTRL_HIFIPLL_CTRL5, .def = 0x3927200a }, + { .reg = ANACTRL_HIFIPLL_CTRL6, .def = 0x56540000 } +}; + +static struct clk_regmap hifi_pll_dco = { + .data = &(struct meson_clk_pll_data){ + .en = { + .reg_off = ANACTRL_HIFIPLL_CTRL0, + .shift = 28, + .width = 1, + }, + .m = { + .reg_off = ANACTRL_HIFIPLL_CTRL0, + .shift = 0, + .width = 8, + }, + .n = { + .reg_off = ANACTRL_HIFIPLL_CTRL0, + .shift = 10, + .width = 5, + }, + .l = { + .reg_off = ANACTRL_HIFIPLL_STS, + .shift = 31, + .width = 1, + }, + .rst = { + .reg_off = ANACTRL_HIFIPLL_CTRL0, + .shift = 29, + .width = 1, + }, + .range = &media_pll_mult_range, + .init_regs = hifi_init_regs, + .init_count = ARRAY_SIZE(hifi_init_regs), + }, + .hw.init = &(struct clk_init_data){ + .name = "hifi_pll_dco", + .ops = &meson_clk_pll_ops, + .parent_data = &(const struct clk_parent_data) { + .fw_name = "input", + }, + .num_parents = 1, + }, +}; + +static struct clk_regmap hifi_pll = { + .data = &(struct clk_regmap_div_data){ + .offset = ANACTRL_HIFIPLL_CTRL0, + .shift = 16, + .width = 2, + .flags = CLK_DIVIDER_POWER_OF_TWO, + }, + .hw.init = &(struct clk_init_data) { + .name = "hifi_pll", + .ops = &clk_regmap_divider_ops, + .parent_hws = (const struct clk_hw *[]) { + &hifi_pll_dco.hw + }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + }, +}; + +/* + * The T7 PCIE PLL is fined tuned to deliver a very precise + * 100MHz reference clock for the PCIe Analog PHY, and thus requires + * a strict register sequence to enable the PLL. + */ +static const struct reg_sequence pcie_pll_init_regs[] = { + { .reg = ANACTRL_PCIEPLL_CTRL0, .def = 0x200c04c8 }, + { .reg = ANACTRL_PCIEPLL_CTRL0, .def = 0x300c04c8 }, + { .reg = ANACTRL_PCIEPLL_CTRL1, .def = 0x30000000 }, + { .reg = ANACTRL_PCIEPLL_CTRL2, .def = 0x00001100 }, + { .reg = ANACTRL_PCIEPLL_CTRL3, .def = 0x10058e00 }, + { .reg = ANACTRL_PCIEPLL_CTRL4, .def = 0x000100c0 }, + { .reg = ANACTRL_PCIEPLL_CTRL5, .def = 0x68000048 }, + { .reg = ANACTRL_PCIEPLL_CTRL5, .def = 0x68000068, .delay_us = 20 }, + { .reg = ANACTRL_PCIEPLL_CTRL4, .def = 0x008100c0, .delay_us = 20 }, + { .reg = ANACTRL_PCIEPLL_CTRL0, .def = 0x340c04c8 }, + { .reg = ANACTRL_PCIEPLL_CTRL0, .def = 0x140c04c8, .delay_us = 20 }, + { .reg = ANACTRL_PCIEPLL_CTRL2, .def = 0x00001000 } +}; + +static struct clk_regmap pcie_pll_dco = { + .data = &(struct meson_clk_pll_data){ + .en = { + .reg_off = ANACTRL_PCIEPLL_CTRL0, + .shift = 28, + .width = 1, + }, + .m = { + .reg_off = ANACTRL_PCIEPLL_CTRL0, + .shift = 0, + .width = 8, + }, + .n = { + .reg_off = ANACTRL_PCIEPLL_CTRL0, + .shift = 10, + .width = 5, + }, + .l = { + .reg_off = ANACTRL_PCIEPLL_CTRL0, + .shift = 31, + .width = 1, + }, + .rst = { + .reg_off = ANACTRL_PCIEPLL_CTRL0, + .shift = 29, + .width = 1, + }, + .init_regs = pcie_pll_init_regs, + .init_count = ARRAY_SIZE(pcie_pll_init_regs), + }, + .hw.init = &(struct clk_init_data){ + .name = "pcie_pll_dco", + .ops = &meson_clk_pcie_pll_ops, + .parent_data = &(const struct clk_parent_data) { + .fw_name = "input", + }, + .num_parents = 1, + }, +}; + +static struct clk_fixed_factor pcie_pll_dco_div2 = { + .mult = 1, + .div = 2, + .hw.init = &(struct clk_init_data){ + .name = "pcie_pll_dco_div2", + .ops = &clk_fixed_factor_ops, + .parent_hws = (const struct clk_hw *[]) { + &pcie_pll_dco.hw + }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + }, +}; + +static struct clk_regmap pcie_pll_od = { + .data = &(struct clk_regmap_div_data){ + .offset = ANACTRL_PCIEPLL_CTRL0, + .shift = 16, + .width = 5, + .flags = CLK_DIVIDER_ONE_BASED | + CLK_DIVIDER_ALLOW_ZERO, + }, + .hw.init = &(struct clk_init_data){ + .name = "pcie_pll_od", + .ops = &clk_regmap_divider_ops, + .parent_hws = (const struct clk_hw *[]) { + &pcie_pll_dco_div2.hw + }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + }, +}; + +static struct clk_fixed_factor pcie_pll = { + .mult = 1, + .div = 2, + .hw.init = &(struct clk_init_data){ + .name = "pcie_pll", + .ops = &clk_fixed_factor_ops, + .parent_hws = (const struct clk_hw *[]) { + &pcie_pll_od.hw + }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + }, +}; + +static struct clk_fixed_factor mpll_prediv = { + .mult = 1, + .div = 2, + .hw.init = &(struct clk_init_data){ + .name = "mpll_prediv", + .ops = &clk_fixed_factor_ops, + .parent_data = &(const struct clk_parent_data) { + .fw_name = "input", + }, + .num_parents = 1, + }, +}; + +static const struct reg_sequence mpll0_init_regs[] = { + { .reg = ANACTRL_MPLL_CTRL2, .def = 0x40000033 } +}; + +static struct clk_regmap mpll0_div = { + .data = &(struct meson_clk_mpll_data){ + .sdm = { + .reg_off = ANACTRL_MPLL_CTRL1, + .shift = 0, + .width = 14, + }, + .sdm_en = { + .reg_off = ANACTRL_MPLL_CTRL1, + .shift = 30, + .width = 1, + }, + .n2 = { + .reg_off = ANACTRL_MPLL_CTRL1, + .shift = 20, + .width = 9, + }, + .ssen = { + .reg_off = ANACTRL_MPLL_CTRL1, + .shift = 29, + .width = 1, + }, + .init_regs = mpll0_init_regs, + .init_count = ARRAY_SIZE(mpll0_init_regs), + }, + .hw.init = &(struct clk_init_data){ + .name = "mpll0_div", + .ops = &meson_clk_mpll_ops, + .parent_hws = (const struct clk_hw *[]) { + &mpll_prediv.hw + }, + .num_parents = 1, + }, +}; + +static struct clk_regmap mpll0 = { + .data = &(struct clk_regmap_gate_data){ + .offset = ANACTRL_MPLL_CTRL1, + .bit_idx = 31, + }, + .hw.init = &(struct clk_init_data){ + .name = "mpll0", + .ops = &clk_regmap_gate_ops, + .parent_hws = (const struct clk_hw *[]) { &mpll0_div.hw }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + }, +}; + +static const struct reg_sequence mpll1_init_regs[] = { + { .reg = ANACTRL_MPLL_CTRL4, .def = 0x40000033 } +}; + +static struct clk_regmap mpll1_div = { + .data = &(struct meson_clk_mpll_data){ + .sdm = { + .reg_off = ANACTRL_MPLL_CTRL3, + .shift = 0, + .width = 14, + }, + .sdm_en = { + .reg_off = ANACTRL_MPLL_CTRL3, + .shift = 30, + .width = 1, + }, + .n2 = { + .reg_off = ANACTRL_MPLL_CTRL3, + .shift = 20, + .width = 9, + }, + .ssen = { + .reg_off = ANACTRL_MPLL_CTRL3, + .shift = 29, + .width = 1, + }, + .init_regs = mpll1_init_regs, + .init_count = ARRAY_SIZE(mpll1_init_regs), + }, + .hw.init = &(struct clk_init_data){ + .name = "mpll1_div", + .ops = &meson_clk_mpll_ops, + .parent_hws = (const struct clk_hw *[]) { + &mpll_prediv.hw + }, + .num_parents = 1, + }, +}; + +static struct clk_regmap mpll1 = { + .data = &(struct clk_regmap_gate_data){ + .offset = ANACTRL_MPLL_CTRL3, + .bit_idx = 31, + }, + .hw.init = &(struct clk_init_data){ + .name = "mpll1", + .ops = &clk_regmap_gate_ops, + .parent_hws = (const struct clk_hw *[]) { &mpll1_div.hw }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + }, +}; + +static const struct reg_sequence mpll2_init_regs[] = { + { .reg = ANACTRL_MPLL_CTRL6, .def = 0x40000033 } +}; + +static struct clk_regmap mpll2_div = { + .data = &(struct meson_clk_mpll_data){ + .sdm = { + .reg_off = ANACTRL_MPLL_CTRL5, + .shift = 0, + .width = 14, + }, + .sdm_en = { + .reg_off = ANACTRL_MPLL_CTRL5, + .shift = 30, + .width = 1, + }, + .n2 = { + .reg_off = ANACTRL_MPLL_CTRL5, + .shift = 20, + .width = 9, + }, + .ssen = { + .reg_off = ANACTRL_MPLL_CTRL5, + .shift = 29, + .width = 1, + }, + .init_regs = mpll2_init_regs, + .init_count = ARRAY_SIZE(mpll2_init_regs), + }, + .hw.init = &(struct clk_init_data){ + .name = "mpll2_div", + .ops = &meson_clk_mpll_ops, + .parent_hws = (const struct clk_hw *[]) { + &mpll_prediv.hw + }, + .num_parents = 1, + }, +}; + +static struct clk_regmap mpll2 = { + .data = &(struct clk_regmap_gate_data){ + .offset = ANACTRL_MPLL_CTRL5, + .bit_idx = 31, + }, + .hw.init = &(struct clk_init_data){ + .name = "mpll2", + .ops = &clk_regmap_gate_ops, + .parent_hws = (const struct clk_hw *[]) { &mpll2_div.hw }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + }, +}; + +static const struct reg_sequence mpll3_init_regs[] = { + { .reg = ANACTRL_MPLL_CTRL8, .def = 0x40000033 } +}; + +static struct clk_regmap mpll3_div = { + .data = &(struct meson_clk_mpll_data){ + .sdm = { + .reg_off = ANACTRL_MPLL_CTRL7, + .shift = 0, + .width = 14, + }, + .sdm_en = { + .reg_off = ANACTRL_MPLL_CTRL7, + .shift = 30, + .width = 1, + }, + .n2 = { + .reg_off = ANACTRL_MPLL_CTRL7, + .shift = 20, + .width = 9, + }, + .ssen = { + .reg_off = ANACTRL_MPLL_CTRL7, + .shift = 29, + .width = 1, + }, + .init_regs = mpll3_init_regs, + .init_count = ARRAY_SIZE(mpll3_init_regs), + }, + .hw.init = &(struct clk_init_data){ + .name = "mpll3_div", + .ops = &meson_clk_mpll_ops, + .parent_hws = (const struct clk_hw *[]) { + &mpll_prediv.hw + }, + .num_parents = 1, + }, +}; + +static struct clk_regmap mpll3 = { + .data = &(struct clk_regmap_gate_data){ + .offset = ANACTRL_MPLL_CTRL7, + .bit_idx = 31, + }, + .hw.init = &(struct clk_init_data){ + .name = "mpll3", + .ops = &clk_regmap_gate_ops, + .parent_hws = (const struct clk_hw *[]) { &mpll3_div.hw }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + }, +}; + +static const struct reg_sequence hdmi_init_regs[] = { + { .reg = ANACTRL_HDMIPLL_CTRL1, .def = 0x00000000 }, + { .reg = ANACTRL_HDMIPLL_CTRL2, .def = 0x00000000 }, + { .reg = ANACTRL_HDMIPLL_CTRL3, .def = 0x6a28dc00 }, + { .reg = ANACTRL_HDMIPLL_CTRL4, .def = 0x65771290 }, + { .reg = ANACTRL_HDMIPLL_CTRL5, .def = 0x39272000 }, + { .reg = ANACTRL_HDMIPLL_CTRL6, .def = 0x56540000 } +}; + +static struct clk_regmap hdmi_pll_dco = { + .data = &(struct meson_clk_pll_data){ + .en = { + .reg_off = ANACTRL_HDMIPLL_CTRL0, + .shift = 28, + .width = 1, + }, + .m = { + .reg_off = ANACTRL_HDMIPLL_CTRL0, + .shift = 0, + .width = 9, + }, + .n = { + .reg_off = ANACTRL_HDMIPLL_CTRL0, + .shift = 10, + .width = 5, + }, + .l = { + .reg_off = ANACTRL_HDMIPLL_CTRL0, + .shift = 31, + .width = 1, + }, + .rst = { + .reg_off = ANACTRL_HDMIPLL_CTRL0, + .shift = 29, + .width = 1, + }, + .range = &media_pll_mult_range, + .init_regs = hdmi_init_regs, + .init_count = ARRAY_SIZE(hdmi_init_regs), + }, + .hw.init = &(struct clk_init_data){ + .name = "hdmi_pll_dco", + .ops = &meson_clk_pll_ops, + .parent_data = (const struct clk_parent_data []) { + { .fw_name = "input", } + }, + .num_parents = 1, + }, +}; + +static struct clk_regmap hdmi_pll_od = { + .data = &(struct clk_regmap_div_data){ + .offset = ANACTRL_HDMIPLL_CTRL0, + .shift = 16, + .width = 4, + .flags = CLK_DIVIDER_POWER_OF_TWO, + }, + .hw.init = &(struct clk_init_data){ + .name = "hdmi_pll_od", + .ops = &clk_regmap_divider_ops, + .parent_hws = (const struct clk_hw *[]) { + &hdmi_pll_dco.hw + }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + }, +}; + +static struct clk_regmap hdmi_pll = { + .data = &(struct clk_regmap_div_data){ + .offset = ANACTRL_HDMIPLL_CTRL0, + .shift = 20, + .width = 2, + .flags = CLK_DIVIDER_POWER_OF_TWO, + }, + .hw.init = &(struct clk_init_data){ + .name = "hdmi_pll", + .ops = &clk_regmap_divider_ops, + .parent_hws = (const struct clk_hw *[]) { + &hdmi_pll_od.hw + }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + }, +}; + +static const struct pll_mult_range mclk_pll_mult_range = { + .min = 67, + .max = 133, +}; + +static const struct reg_sequence mclk_init_regs[] = { + { .reg = ANACTRL_MCLK_PLL_CNTL1, .def = 0x1470500f }, + { .reg = ANACTRL_MCLK_PLL_CNTL2, .def = 0x00023041 }, + { .reg = ANACTRL_MCLK_PLL_CNTL3, .def = 0x18180000 }, + { .reg = ANACTRL_MCLK_PLL_CNTL4, .def = 0x00180303 }, + { .reg = ANACTRL_MCLK_PLL_CNTL2, .def = 0x00023001, .delay_us = 20 } +}; + +static struct clk_regmap mclk_pll_dco = { + .data = &(struct meson_clk_pll_data){ + .en = { + .reg_off = ANACTRL_MCLK_PLL_CNTL0, + .shift = 28, + .width = 1, + }, + .m = { + .reg_off = ANACTRL_MCLK_PLL_CNTL0, + .shift = 0, + .width = 8, + }, + .n = { + .reg_off = ANACTRL_MCLK_PLL_CNTL0, + .shift = 16, + .width = 5, + }, + .l = { + .reg_off = ANACTRL_MCLK_PLL_CNTL0, + .shift = 31, + .width = 1, + }, + .rst = { + .reg_off = ANACTRL_MCLK_PLL_CNTL0, + .shift = 29, + .width = 1, + }, + .range = &mclk_pll_mult_range, + .init_regs = mclk_init_regs, + .init_count = ARRAY_SIZE(mclk_init_regs), + }, + .hw.init = &(struct clk_init_data){ + .name = "mclk_pll_dco", + .ops = &meson_clk_pll_ops, + .parent_data = &(const struct clk_parent_data) { + .fw_name = "input", + }, + .num_parents = 1, + }, +}; + +/* max div is 16 */ +static const struct clk_div_table mclk_div[] = { + { .val = 0, .div = 1 }, + { .val = 1, .div = 2 }, + { .val = 2, .div = 4 }, + { .val = 3, .div = 8 }, + { .val = 4, .div = 16 }, + { /* sentinel */ } +}; + +static struct clk_regmap mclk_pre_od = { + .data = &(struct clk_regmap_div_data){ + .offset = ANACTRL_MCLK_PLL_CNTL0, + .shift = 12, + .width = 3, + .table = mclk_div, + }, + .hw.init = &(struct clk_init_data){ + .name = "mclk_pre_od", + .ops = &clk_regmap_divider_ops, + .parent_hws = (const struct clk_hw *[]) { + &mclk_pll_dco.hw + }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + }, +}; + +static struct clk_regmap mclk_pll = { + .data = &(struct clk_regmap_div_data){ + .offset = ANACTRL_MCLK_PLL_CNTL4, + .shift = 16, + .width = 5, + .flags = CLK_DIVIDER_ONE_BASED, + }, + .hw.init = &(struct clk_init_data){ + .name = "mclk_pll", + .ops = &clk_regmap_divider_ops, + .parent_hws = (const struct clk_hw *[]) { + &mclk_pre_od.hw + }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + }, +}; + +static struct clk_regmap mclk_0_sel = { + .data = &(struct clk_regmap_mux_data){ + .offset = ANACTRL_MCLK_PLL_CNTL4, + .mask = 0x3, + .shift = 4, + }, + .hw.init = &(struct clk_init_data){ + .name = "mclk_0_sel", + .ops = &clk_regmap_mux_ops, + .parent_data = (const struct clk_parent_data []) { + { .hw = &mclk_pll.hw }, + { .fw_name = "mclk_in0", }, + { .fw_name = "mclk_in1", }, + }, + .num_parents = 3, + }, +}; + +static struct clk_fixed_factor mclk_0_div2 = { + .mult = 1, + .div = 2, + .hw.init = &(struct clk_init_data){ + .name = "mclk_0_div2", + .ops = &clk_fixed_factor_ops, + .parent_hws = (const struct clk_hw *[]) { &mclk_0_sel.hw }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + }, +}; + +static struct clk_regmap mclk_0_pre = { + .data = &(struct clk_regmap_gate_data){ + .offset = ANACTRL_MCLK_PLL_CNTL4, + .bit_idx = 2, + }, + .hw.init = &(struct clk_init_data) { + .name = "mclk_0_pre", + .ops = &clk_regmap_gate_ops, + .parent_hws = (const struct clk_hw *[]) { + &mclk_0_div2.hw + }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + }, +}; + +static struct clk_regmap mclk_0 = { + .data = &(struct clk_regmap_gate_data){ + .offset = ANACTRL_MCLK_PLL_CNTL4, + .bit_idx = 0, + }, + .hw.init = &(struct clk_init_data) { + .name = "mclk_0", + .ops = &clk_regmap_gate_ops, + .parent_hws = (const struct clk_hw *[]) { + &mclk_0_pre.hw + }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + }, +}; + +static struct clk_regmap mclk_1_sel = { + .data = &(struct clk_regmap_mux_data){ + .offset = ANACTRL_MCLK_PLL_CNTL4, + .mask = 0x3, + .shift = 12, + }, + .hw.init = &(struct clk_init_data){ + .name = "mclk_1_sel", + .ops = &clk_regmap_mux_ops, + .parent_data = (const struct clk_parent_data []) { + { .hw = &mclk_pll.hw }, + { .fw_name = "mclk_in0", }, + { .fw_name = "mclk_in1", }, + }, + .num_parents = 3, + }, +}; + +static struct clk_fixed_factor mclk_1_div2 = { + .mult = 1, + .div = 2, + .hw.init = &(struct clk_init_data){ + .name = "mclk_1_div2", + .ops = &clk_fixed_factor_ops, + .parent_hws = (const struct clk_hw *[]) { &mclk_1_sel.hw }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + }, +}; + +static struct clk_regmap mclk_1_pre = { + .data = &(struct clk_regmap_gate_data){ + .offset = ANACTRL_MCLK_PLL_CNTL4, + .bit_idx = 10, + }, + .hw.init = &(struct clk_init_data) { + .name = "mclk_1_pre", + .ops = &clk_regmap_gate_ops, + .parent_hws = (const struct clk_hw *[]) { + &mclk_1_div2.hw + }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + }, +}; + +static struct clk_regmap mclk_1 = { + .data = &(struct clk_regmap_gate_data){ + .offset = ANACTRL_MCLK_PLL_CNTL4, + .bit_idx = 8, + }, + .hw.init = &(struct clk_init_data) { + .name = "mclk_1", + .ops = &clk_regmap_gate_ops, + .parent_hws = (const struct clk_hw *[]) { + &mclk_1_pre.hw + }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + }, +}; + +static struct clk_hw *t7_gp0_hw_clks[] = { + [CLKID_GP0_PLL_DCO] = &gp0_pll_dco.hw, + [CLKID_GP0_PLL] = &gp0_pll.hw, +}; + +static struct clk_hw *t7_gp1_hw_clks[] = { + [CLKID_GP1_PLL_DCO] = &gp1_pll_dco.hw, + [CLKID_GP0_PLL] = &gp1_pll.hw, +}; + +static struct clk_hw *t7_hifi_hw_clks[] = { + [CLKID_HIFI_PLL_DCO] = &hifi_pll_dco.hw, + [CLKID_HIFI_PLL] = &hifi_pll.hw, +}; + +static struct clk_hw *t7_pcie_hw_clks[] = { + [CLKID_PCIE_PLL_DCO] = &pcie_pll_dco.hw, + [CLKID_PCIE_PLL_DCO_DIV2] = &pcie_pll_dco_div2.hw, + [CLKID_PCIE_PLL_OD] = &pcie_pll_od.hw, + [CLKID_PCIE_PLL] = &pcie_pll.hw, +}; + +static struct clk_hw *t7_mpll_hw_clks[] = { + [CLKID_MPLL_PREDIV] = &mpll_prediv.hw, + [CLKID_MPLL0_DIV] = &mpll0_div.hw, + [CLKID_MPLL0] = &mpll0.hw, + [CLKID_MPLL1_DIV] = &mpll1_div.hw, + [CLKID_MPLL1] = &mpll1.hw, + [CLKID_MPLL2_DIV] = &mpll2_div.hw, + [CLKID_MPLL2] = &mpll2.hw, + [CLKID_MPLL3_DIV] = &mpll3_div.hw, + [CLKID_MPLL3] = &mpll3.hw, +}; + +static struct clk_hw *t7_hdmi_hw_clks[] = { + [CLKID_HDMI_PLL_DCO] = &hdmi_pll_dco.hw, + [CLKID_HDMI_PLL_OD] = &hdmi_pll_od.hw, + [CLKID_HDMI_PLL] = &hdmi_pll.hw, +}; + +static struct clk_hw *t7_mclk_hw_clks[] = { + [CLKID_MCLK_PLL_DCO] = &mclk_pll_dco.hw, + [CLKID_MCLK_PRE] = &mclk_pre_od.hw, + [CLKID_MCLK_PLL] = &mclk_pll.hw, + [CLKID_MCLK_0_SEL] = &mclk_0_sel.hw, + [CLKID_MCLK_0_DIV2] = &mclk_0_div2.hw, + [CLKID_MCLK_0_PRE] = &mclk_0_pre.hw, + [CLKID_MCLK_0] = &mclk_0.hw, + [CLKID_MCLK_1_SEL] = &mclk_1_sel.hw, + [CLKID_MCLK_1_DIV2] = &mclk_1_div2.hw, + [CLKID_MCLK_1_PRE] = &mclk_1_pre.hw, + [CLKID_MCLK_1] = &mclk_1.hw, +}; + +static struct clk_regmap *const t7_gp0_regmaps[] = { + &gp0_pll_dco, + &gp0_pll, +}; + +static struct clk_regmap *const t7_gp1_regmaps[] = { + &gp1_pll_dco, + &gp1_pll, +}; + +static struct clk_regmap *const t7_hifi_regmaps[] = { + &hifi_pll_dco, + &hifi_pll, +}; + +static struct clk_regmap *const t7_pcie_regmaps[] = { + &pcie_pll_dco, + &pcie_pll_od, +}; + +static struct clk_regmap *const t7_mpll_regmaps[] = { + &mpll0_div, + &mpll0, + &mpll1_div, + &mpll1, + &mpll2_div, + &mpll2, + &mpll3_div, + &mpll3, +}; + +static struct clk_regmap *const t7_hdmi_regmaps[] = { + &hdmi_pll_dco, + &hdmi_pll_od, + &hdmi_pll, +}; + +static struct clk_regmap *const t7_mclk_regmaps[] = { + &mclk_pll_dco, + &mclk_pre_od, + &mclk_pll, + &mclk_0_sel, + &mclk_0_pre, + &mclk_0, + &mclk_1_sel, + &mclk_1_pre, + &mclk_1, +}; + +static struct regmap_config clkc_regmap_config = { + .reg_bits = 32, + .val_bits = 32, + .reg_stride = 4, +}; + +static int amlogic_t7_pll_probe(struct platform_device *pdev) +{ + struct device *dev = &pdev->dev; + const struct meson_eeclkc_data *data; + void __iomem *base; + struct regmap *map; + int i, ret; + + data = of_device_get_match_data(&pdev->dev); + if (!data) + return -EINVAL; + + base = devm_platform_ioremap_resource(pdev, 0); + if (IS_ERR(base)) + return PTR_ERR(base); + + map = devm_regmap_init_mmio(dev, base, &clkc_regmap_config); + if (IS_ERR(map)) + return PTR_ERR(map); + + /* Populate regmap for the regmap backed clocks */ + for (i = 0; i < data->regmap_clk_num; i++) + data->regmap_clks[i]->map = map; + + if (data->init_count) + regmap_multi_reg_write(map, data->init_regs, + data->init_count); + + /* Register clocks */ + for (i = 0; i < data->hw_clks.num; i++) { + ret = devm_clk_hw_register(dev, data->hw_clks.hws[i]); + if (ret) + return ret; + } + + return devm_of_clk_add_hw_provider(dev, meson_clk_hw_get, (void *)&data->hw_clks); +} + +static const struct meson_eeclkc_data t7_gp0_data = { + .regmap_clks = t7_gp0_regmaps, + .regmap_clk_num = ARRAY_SIZE(t7_gp0_regmaps), + .hw_clks = { + .hws = t7_gp0_hw_clks, + .num = ARRAY_SIZE(t7_gp0_hw_clks), + }, +}; + +static const struct meson_eeclkc_data t7_gp1_data = { + .regmap_clks = t7_gp1_regmaps, + .regmap_clk_num = ARRAY_SIZE(t7_gp1_regmaps), + .hw_clks = { + .hws = t7_gp1_hw_clks, + .num = ARRAY_SIZE(t7_gp1_hw_clks), + }, +}; + +static const struct meson_eeclkc_data t7_hifi_data = { + .regmap_clks = t7_hifi_regmaps, + .regmap_clk_num = ARRAY_SIZE(t7_hifi_regmaps), + .hw_clks = { + .hws = t7_hifi_hw_clks, + .num = ARRAY_SIZE(t7_hifi_hw_clks), + }, +}; + +static const struct meson_eeclkc_data t7_pcie_data = { + .regmap_clks = t7_pcie_regmaps, + .regmap_clk_num = ARRAY_SIZE(t7_pcie_regmaps), + .hw_clks = { + .hws = t7_pcie_hw_clks, + .num = ARRAY_SIZE(t7_pcie_hw_clks), + }, +}; + +static const struct reg_sequence mpll_init_regs[] = { + { .reg = ANACTRL_MPLL_CTRL0, .def = 0x00000543 } +}; + +static const struct meson_eeclkc_data t7_mpll_data = { + .regmap_clks = t7_mpll_regmaps, + .regmap_clk_num = ARRAY_SIZE(t7_mpll_regmaps), + .init_regs = mpll_init_regs, + .init_count = ARRAY_SIZE(mpll_init_regs), + .hw_clks = { + .hws = t7_mpll_hw_clks, + .num = ARRAY_SIZE(t7_mpll_hw_clks), + }, +}; + +static const struct meson_eeclkc_data t7_hdmi_data = { + .regmap_clks = t7_hdmi_regmaps, + .regmap_clk_num = ARRAY_SIZE(t7_hdmi_regmaps), + .hw_clks = { + .hws = t7_hdmi_hw_clks, + .num = ARRAY_SIZE(t7_hdmi_hw_clks), + }, +}; + +static const struct meson_eeclkc_data t7_mclk_data = { + .regmap_clks = t7_mclk_regmaps, + .regmap_clk_num = ARRAY_SIZE(t7_mclk_regmaps), + .hw_clks = { + .hws = t7_mclk_hw_clks, + .num = ARRAY_SIZE(t7_mclk_hw_clks), + }, +}; + +static const struct of_device_id t7_pll_clkc_match_table[] = { + { + .compatible = "amlogic,t7-pll-gp0", + .data = &t7_gp0_data, + }, + { + .compatible = "amlogic,t7-pll-gp1", + .data = &t7_gp1_data, + }, + { + .compatible = "amlogic,t7-pll-hifi", + .data = &t7_hifi_data, + }, + { + .compatible = "amlogic,t7-pll-pcie", + .data = &t7_pcie_data, + }, + { + .compatible = "amlogic,t7-mpll", + .data = &t7_mpll_data, + }, + { + .compatible = "amlogic,t7-pll-hdmi", + .data = &t7_hdmi_data, + }, + { + .compatible = "amlogic,t7-pll-mclk", + .data = &t7_mclk_data, + }, + {} +}; +MODULE_DEVICE_TABLE(of, t7_pll_clkc_match_table); + +static struct platform_driver t7_pll_clkc_driver = { + .probe = amlogic_t7_pll_probe, + .driver = { + .name = "t7-pll-clkc", + .of_match_table = t7_pll_clkc_match_table, + }, +}; + +MODULE_DESCRIPTION("Amlogic T7 PLL Clock Controller driver"); +module_platform_driver(t7_pll_clkc_driver); +MODULE_AUTHOR("Jian Hu "); +MODULE_LICENSE("GPL");