From patchwork Wed Dec 6 11:49:50 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sia Jee Heng X-Patchwork-Id: 13481672 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 569ABC10DCE for ; Wed, 6 Dec 2023 11:51:40 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id: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=T/j9hgWP49GT954MzMwoQEp1mhJx1xe9BbIDwP0fuNg=; b=mIHG742mBqlWtT QnOJX5+c1Iy+Rj6dNcKac/ExBBzM7syMMRrH7pMzWqC9RyqR9h1sXPE9HYruqXFp5Dk1BsQp2CVnd FluKzAJvmkgQcmx4s9VVhnQ5gop5MGFMbrFpPXvFUFRfMVCouVMwfkZ/ENjmXS71AyIZuniBYdLn0 wrIVqqLlbwDlca/kKYbEeMl2zzlVqJfKw2C5JqWQCiPK0hIP2mBh67VCY3THIY+wTdmL5eXhZIzPk N/g75SK3GHlqtwUkGUaN/woCZMFe+ohrVi+xOq3ZXYFIO++WOO1NLuji3dtdwoy4C2a0NR8kg13UJ op2W+uuyl53cHJGwirHw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1rAqRC-00A9Rm-13; Wed, 06 Dec 2023 11:51:34 +0000 Received: from ex01.ufhost.com ([61.152.239.75]) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1rAqQs-00A95p-2I for linux-riscv@lists.infradead.org; Wed, 06 Dec 2023 11:51:29 +0000 Received: from EXMBX165.cuchost.com (unknown [175.102.18.54]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client CN "EXMBX165", Issuer "EXMBX165" (not verified)) by ex01.ufhost.com (Postfix) with ESMTP id F02FA24E308; Wed, 6 Dec 2023 19:51:02 +0800 (CST) Received: from EXMBX066.cuchost.com (172.16.7.66) by EXMBX165.cuchost.com (172.16.6.75) with Microsoft SMTP Server (TLS) id 15.0.1497.42; Wed, 6 Dec 2023 19:51:02 +0800 Received: from jsia-virtual-machine.localdomain (175.136.135.142) by EXMBX066.cuchost.com (172.16.6.66) with Microsoft SMTP Server (TLS) id 15.0.1497.42; Wed, 6 Dec 2023 19:50:55 +0800 From: Sia Jee Heng To: , , , , , , , , , , , , CC: , , , , , Subject: [PATCH v1 06/16] clk: starfive: Add JH8100 System clock generator driver Date: Wed, 6 Dec 2023 19:49:50 +0800 Message-ID: <20231206115000.295825-7-jeeheng.sia@starfivetech.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20231206115000.295825-1-jeeheng.sia@starfivetech.com> References: <20231206115000.295825-1-jeeheng.sia@starfivetech.com> MIME-Version: 1.0 X-Originating-IP: [175.136.135.142] X-ClientProxiedBy: EXCAS062.cuchost.com (172.16.6.22) To EXMBX066.cuchost.com (172.16.6.66) X-YovoleRuleAgent: yovoleflag X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20231206_035115_229443_EAC85EBB X-CRM114-Status: GOOD ( 17.15 ) X-BeenThere: linux-riscv@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-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org Add support for JH8100 System clock generator. Signed-off-by: Sia Jee Heng Reviewed-by: Ley Foon Tan --- MAINTAINERS | 8 + drivers/clk/starfive/Kconfig | 9 + drivers/clk/starfive/Makefile | 1 + drivers/clk/starfive/clk-starfive-common.h | 9 +- drivers/clk/starfive/jh8100/Makefile | 3 + .../clk/starfive/jh8100/clk-starfive-jh8100.h | 11 + drivers/clk/starfive/jh8100/clk-sys.c | 455 ++++++++++++++++++ 7 files changed, 495 insertions(+), 1 deletion(-) create mode 100644 drivers/clk/starfive/jh8100/Makefile create mode 100644 drivers/clk/starfive/jh8100/clk-starfive-jh8100.h create mode 100644 drivers/clk/starfive/jh8100/clk-sys.c diff --git a/MAINTAINERS b/MAINTAINERS index 788be9ab5b73..87bcb25becc1 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -20763,6 +20763,14 @@ F: Documentation/devicetree/bindings/phy/starfive,jh7110-usb-phy.yaml F: drivers/phy/starfive/phy-jh7110-pcie.c F: drivers/phy/starfive/phy-jh7110-usb.c +STARFIVE JH8100 CLOCK DRIVERS +M: Sia Jee Heng +M: Ley Foon Tan +S: Maintained +F: Documentation/devicetree/bindings/clock/starfive,jh81*.yaml +F: drivers/clk/starfive/jh8100 +F: include/dt-bindings/clock/starfive?jh81*.h + STATIC BRANCH/CALL M: Peter Zijlstra M: Josh Poimboeuf diff --git a/drivers/clk/starfive/Kconfig b/drivers/clk/starfive/Kconfig index ff8eace36e64..d8c7b9bb3895 100644 --- a/drivers/clk/starfive/Kconfig +++ b/drivers/clk/starfive/Kconfig @@ -72,3 +72,12 @@ config CLK_STARFIVE_JH7110_VOUT help Say yes here to support the Video-Output clock controller on the StarFive JH7110 SoC. + +config CLK_STARFIVE_JH8100_SYS + bool "StarFive JH8100 System clock support" + depends on SOC_STARFIVE || COMPILE_TEST + select AUXILIARY_BUS + select CLK_STARFIVE_COMMON + default ARCH_STARFIVE + help + Say yes here to support the System clock controller on the StarFive JH8100 SoC. diff --git a/drivers/clk/starfive/Makefile b/drivers/clk/starfive/Makefile index 012f7ee83f8e..6cb3ce823330 100644 --- a/drivers/clk/starfive/Makefile +++ b/drivers/clk/starfive/Makefile @@ -10,3 +10,4 @@ obj-$(CONFIG_CLK_STARFIVE_JH7110_AON) += clk-starfive-jh7110-aon.o obj-$(CONFIG_CLK_STARFIVE_JH7110_STG) += clk-starfive-jh7110-stg.o obj-$(CONFIG_CLK_STARFIVE_JH7110_ISP) += clk-starfive-jh7110-isp.o obj-$(CONFIG_CLK_STARFIVE_JH7110_VOUT) += clk-starfive-jh7110-vout.o +obj-$(CONFIG_CLK_STARFIVE_JH8100_SYS) += jh8100/ diff --git a/drivers/clk/starfive/clk-starfive-common.h b/drivers/clk/starfive/clk-starfive-common.h index fed45311360c..ec30af0658cf 100644 --- a/drivers/clk/starfive/clk-starfive-common.h +++ b/drivers/clk/starfive/clk-starfive-common.h @@ -103,6 +103,13 @@ struct starfive_clk_data { .parents = { [0] = _parent }, \ } +#define STARFIVE_GINV(_idx, _name, _flags, _parent)[_idx] = { \ + .name = _name, \ + .flags = _flags, \ + .max = STARFIVE_CLK_ENABLE | STARFIVE_CLK_INVERT, \ + .parents = { [0] = _parent }, \ +} + struct starfive_clk { struct clk_hw hw; unsigned int idx; @@ -114,7 +121,7 @@ struct starfive_clk_priv { spinlock_t rmw_lock; struct device *dev; void __iomem *base; - struct clk_hw *pll[3]; + struct clk_hw *pll[8]; struct starfive_clk reg[]; }; diff --git a/drivers/clk/starfive/jh8100/Makefile b/drivers/clk/starfive/jh8100/Makefile new file mode 100644 index 000000000000..af6a09e220d3 --- /dev/null +++ b/drivers/clk/starfive/jh8100/Makefile @@ -0,0 +1,3 @@ +# SPDX-License-Identifier: GPL-2.0 +# StarFive JH8100 Clock +obj-$(CONFIG_CLK_STARFIVE_JH8100_SYS) += clk-sys.o diff --git a/drivers/clk/starfive/jh8100/clk-starfive-jh8100.h b/drivers/clk/starfive/jh8100/clk-starfive-jh8100.h new file mode 100644 index 000000000000..7c8249c11464 --- /dev/null +++ b/drivers/clk/starfive/jh8100/clk-starfive-jh8100.h @@ -0,0 +1,11 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef __CLK_STARFIVE_JH8100_H +#define __CLK_STARFIVE_JH8100_H + +#include "../clk-starfive-common.h" + +int jh8100_reset_controller_register(struct starfive_clk_priv *priv, + const char *adev_name, + u32 adev_id); + +#endif diff --git a/drivers/clk/starfive/jh8100/clk-sys.c b/drivers/clk/starfive/jh8100/clk-sys.c new file mode 100644 index 000000000000..e2c802523c7d --- /dev/null +++ b/drivers/clk/starfive/jh8100/clk-sys.c @@ -0,0 +1,455 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * StarFive JH8100 System Clock Driver + * + * Copyright (C) 2023 StarFive Technology Co., Ltd. + * + * Author: Jee Heng Sia + * + */ + +#include +#include +#include +#include +#include +#include +#include + +#include + +#include + +#include "clk-starfive-jh8100.h" + +/* external clocks */ +#define SYSCRG_CLK_OSC (SYSCRG_CLK_END + 0) +#define SYSCRG_CLK_MCLK_EXT (SYSCRG_CLK_END + 1) +#define SYSCRG_CLK_PLL0_OUT (SYSCRG_CLK_END + 2) +#define SYSCRG_CLK_PLL1_OUT (SYSCRG_CLK_END + 3) +#define SYSCRG_CLK_PLL2_OUT (SYSCRG_CLK_END + 4) +#define SYSCRG_CLK_PLL3_OUT (SYSCRG_CLK_END + 5) +#define SYSCRG_CLK_PLL4_OUT (SYSCRG_CLK_END + 6) +#define SYSCRG_CLK_PLL6_OUT (SYSCRG_CLK_END + 7) +#define SYSCRG_CLK_PLL7_OUT (SYSCRG_CLK_END + 8) + +static const struct starfive_clk_data jh8100_syscrg_clk_data[] __initconst = { + /* root */ + STARFIVE__DIV(SYSCRG_CLK_VDEC_ROOT_PREOSC, "sys_clk_vdec_root_preosc", 10, + SYSCRG_CLK_PLL7_OUT), + STARFIVE__MUX(SYSCRG_CLK_VDEC_ROOT, "sys_clk_vdec_root", 2, + SYSCRG_CLK_OSC, SYSCRG_CLK_VDEC_ROOT_PREOSC), + STARFIVE__DIV(SYSCRG_CLK_VENC_ROOT_PREOSC, "sys_clk_venc_root_preosc", 10, + SYSCRG_CLK_PLL7_OUT), + STARFIVE__MUX(SYSCRG_CLK_VENC_ROOT, "sys_clk_venc_root", 2, + SYSCRG_CLK_OSC, SYSCRG_CLK_VENC_ROOT_PREOSC), + STARFIVE__DIV(SYSCRG_CLK_GPU_ROOT, "sys_clk_gpu_root", 7, + SYSCRG_CLK_PLL0_OUT), + STARFIVE__MUX(SYSCRG_CLK_GPU_CORE, "sys_clk_gpu_core", 2, + SYSCRG_CLK_OSC, SYSCRG_CLK_GPU_ROOT), + STARFIVE__DIV(SYSCRG_CLK_VOUT_ROOT0_PREOSC, "sys_clk_vout_root0_preosc", 127, + SYSCRG_CLK_PLL1_OUT), + STARFIVE__MUX(SYSCRG_CLK_VOUT_ROOT0, "sys_clk_vout_root0", 2, + SYSCRG_CLK_OSC, SYSCRG_CLK_VOUT_ROOT0_PREOSC), + STARFIVE__DIV(SYSCRG_CLK_VOUT_ROOT1_PREOSC, "sys_clk_vout_root1_preosc", 127, + SYSCRG_CLK_PLL6_OUT), + STARFIVE__MUX(SYSCRG_CLK_VOUT_ROOT1, "sys_clk_vout_root1", 2, + SYSCRG_CLK_OSC, SYSCRG_CLK_VOUT_ROOT1_PREOSC), + STARFIVE__DIV(SYSCRG_CLK_VOUT_SCAN_ATS, "sys_clk_vout_scan_ats", 6, + SYSCRG_CLK_PLL3_OUT), + STARFIVE__DIV(SYSCRG_CLK_PERH_ROOT_PREOSC, "sys_clk_perh_root_preosc", 4, + SYSCRG_CLK_PLL0_OUT), + STARFIVE__MUX(SYSCRG_CLK_PERH_ROOT, "sys_clk_perh_root", 2, + SYSCRG_CLK_OSC, SYSCRG_CLK_PERH_ROOT_PREOSC), + STARFIVE__DIV(SYSCRG_CLK_AXI_200_PREOSC, "sys_clk_axi_200_preosc", 4, + SYSCRG_CLK_PLL0_OUT), + STARFIVE__MUX(SYSCRG_CLK_AXI_200, "sys_clk_axi_200", 2, + SYSCRG_CLK_OSC, SYSCRG_CLK_AXI_200_PREOSC), + STARFIVE__MUX(SYSCRG_CLK_AXI_200_GMAC, "sys_clk_axi_200_gmac", 2, + SYSCRG_CLK_OSC, SYSCRG_CLK_AXI_200_PREOSC), + STARFIVE__DIV(SYSCRG_CLK_AXI_500_PREOSC, "sys_clk_axi_500_preosc", 10, + SYSCRG_CLK_PLL0_OUT), + STARFIVE__MUX(SYSCRG_CLK_AXI_500, "sys_clk_axi_500", 2, + SYSCRG_CLK_OSC, SYSCRG_CLK_AXI_500_PREOSC), + STARFIVE__MUX(SYSCRG_CLK_AXI_500_PCIEX1A, "sys_clk_axi_500_pciex1a", 2, + SYSCRG_CLK_OSC, SYSCRG_CLK_AXI_500_PREOSC), + STARFIVE__MUX(SYSCRG_CLK_AXI_500_PCIEX1B, "sys_clk_axi_500_pciex1b", 2, + SYSCRG_CLK_OSC, SYSCRG_CLK_AXI_500_PREOSC), + STARFIVE__MUX(SYSCRG_CLK_AXI_500_PCIEX2, "sys_clk_axi_500_pciex2", 2, + SYSCRG_CLK_OSC, SYSCRG_CLK_AXI_500_PREOSC), + STARFIVE__MUX(SYSCRG_CLK_AXI_500_PCIEX8, "sys_clk_axi_500_pciex8", 2, + SYSCRG_CLK_OSC, SYSCRG_CLK_AXI_500_PREOSC), + STARFIVE__DIV(SYSCRG_CLK_AXI_400_PREOSC, "sys_clk_axi_400_preosc", 10, + SYSCRG_CLK_PLL0_OUT), + STARFIVE__MUX(SYSCRG_CLK_AXI_400, "sys_clk_axi_400", 2, + SYSCRG_CLK_OSC, SYSCRG_CLK_AXI_400_PREOSC), + STARFIVE__MUX(SYSCRG_CLK_AXI_400_APBOOTRAM, "sys_clk_axi_400_apbootram", 2, + SYSCRG_CLK_OSC, SYSCRG_CLK_AXI_400_PREOSC), + STARFIVE__DIV(SYSCRG_CLK_AXI_125_PREOSC, "sys_clk_axi_125_preosc", 32, + SYSCRG_CLK_PLL0_OUT), + STARFIVE__MUX(SYSCRG_CLK_AXI_125, "sys_clk_axi_125", 2, + SYSCRG_CLK_OSC, SYSCRG_CLK_AXI_125_PREOSC), + STARFIVE__DIV(SYSCRG_CLK_AHB0_PREOSC, "sys_clk_ahb0_preosc", 15, + SYSCRG_CLK_PLL0_OUT), + STARFIVE__MUX(SYSCRG_CLK_AHB0, "sys_clk_ahb0", 2, + SYSCRG_CLK_OSC, SYSCRG_CLK_AHB0_PREOSC), + STARFIVE__DIV(SYSCRG_CLK_APB_BUS_FUNC, "sys_clk_apb_bus_func", 30, + SYSCRG_CLK_PLL0_OUT), + STARFIVE__MUX(SYSCRG_CLK_APB_BUS, "sys_clk_apb_bus", 2, + SYSCRG_CLK_OSC, SYSCRG_CLK_APB_BUS_FUNC), + STARFIVE__MUX(SYSCRG_CLK_APB_BUS_PER0, "sys_clk_apb_bus_per0", 2, + SYSCRG_CLK_OSC, SYSCRG_CLK_APB_BUS_FUNC), + STARFIVE__MUX(SYSCRG_CLK_APB_BUS_PER1, "sys_clk_apb_bus_per1", 2, + SYSCRG_CLK_OSC, SYSCRG_CLK_APB_BUS_FUNC), + STARFIVE__MUX(SYSCRG_CLK_APB_BUS_PER2, "sys_clk_apb_bus_per2", 2, + SYSCRG_CLK_OSC, SYSCRG_CLK_APB_BUS_FUNC), + STARFIVE__MUX(SYSCRG_CLK_APB_BUS_PER3, "sys_clk_apb_bus_per3", 2, + SYSCRG_CLK_OSC, SYSCRG_CLK_APB_BUS_FUNC), + STARFIVE__MUX(SYSCRG_CLK_APB_BUS_PER4, "sys_clk_apb_bus_per4", 2, + SYSCRG_CLK_OSC, SYSCRG_CLK_APB_BUS_FUNC), + STARFIVE__MUX(SYSCRG_CLK_APB_BUS_PER5, "sys_clk_apb_bus_per5", 2, + SYSCRG_CLK_OSC, SYSCRG_CLK_APB_BUS_FUNC), + STARFIVE__MUX(SYSCRG_CLK_APB_BUS_PER6, "sys_clk_apb_bus_per6", 2, + SYSCRG_CLK_OSC, SYSCRG_CLK_APB_BUS_FUNC), + STARFIVE__MUX(SYSCRG_CLK_APB_BUS_PER7, "sys_clk_apb_bus_per7", 2, + SYSCRG_CLK_OSC, SYSCRG_CLK_APB_BUS_FUNC), + STARFIVE__MUX(SYSCRG_CLK_APB_BUS_PER8, "sys_clk_apb_bus_per8", 2, + SYSCRG_CLK_OSC, SYSCRG_CLK_APB_BUS_FUNC), + STARFIVE__MUX(SYSCRG_CLK_APB_BUS_PER9, "sys_clk_apb_bus_per9", 2, + SYSCRG_CLK_OSC, SYSCRG_CLK_APB_BUS_FUNC), + STARFIVE__MUX(SYSCRG_CLK_APB_BUS_PER10, "sys_clk_apb_bus_per10", 2, + SYSCRG_CLK_OSC, SYSCRG_CLK_APB_BUS_FUNC), + STARFIVE__MUX(SYSCRG_CLK_SPI_CORE_100, "sys_clk_spi_core_100", 2, + SYSCRG_CLK_OSC, SYSCRG_CLK_APB_BUS_FUNC), + STARFIVE__DIV(SYSCRG_CLK_PLL1_DIV2, "sys_clk_pll1_div2", 2, + SYSCRG_CLK_PLL1_OUT), + STARFIVE__DIV(SYSCRG_CLK_PLL2_DIV2, "sys_clk_pll2_div2", 2, + SYSCRG_CLK_PLL2_OUT), + STARFIVE__DIV(SYSCRG_CLK_PLL3_DIV2, "sys_clk_pll3_div2", 2, + SYSCRG_CLK_PLL3_OUT), + STARFIVE__DIV(SYSCRG_CLK_PLL4_DIV2, "sys_clk_pll4_div2", 2, + SYSCRG_CLK_PLL4_OUT), + STARFIVE__DIV(SYSCRG_CLK_PLL6_DIV2, "sys_clk_pll6_div2", 2, + SYSCRG_CLK_PLL6_OUT), + STARFIVE__DIV(SYSCRG_CLK_PLL7_DIV2, "sys_clk_pll7_div2", 2, + SYSCRG_CLK_PLL7_OUT), + STARFIVE__DIV(SYSCRG_CLK_AUDIO_ROOT, "sys_clk_audio_root", 8, + SYSCRG_CLK_PLL2_OUT), + STARFIVE__DIV(SYSCRG_CLK_MCLK_INNER, "sys_clk_mclk_inner", 64, + SYSCRG_CLK_AUDIO_ROOT), + STARFIVE__MUX(SYSCRG_CLK_MCLK, "sys_clk_mclk", 2, + SYSCRG_CLK_MCLK_INNER, SYSCRG_CLK_MCLK_EXT), + STARFIVE_GATE(SYSCRG_CLK_MCLK_OUT, "sys_clk_mclk_out", 0, + SYSCRG_CLK_MCLK_INNER), + STARFIVE_MDIV(SYSCRG_CLK_ISP_2X_PREOSC, "sys_clk_isp_2x_preosc", 8, 2, + SYSCRG_CLK_PLL7_OUT, SYSCRG_CLK_PLL0_OUT), + STARFIVE__MUX(SYSCRG_CLK_ISP_2X, "sys_clk_isp_2x", 2, + SYSCRG_CLK_OSC, SYSCRG_CLK_ISP_2X_PREOSC), + STARFIVE__DIV(SYSCRG_CLK_ISP_AXI, "sys_clk_isp_axi", 4, + SYSCRG_CLK_ISP_2X), + STARFIVE_GDIV(SYSCRG_CLK_GCLK1, "sys_clk_gclk1", CLK_IS_CRITICAL, 120, + SYSCRG_CLK_PLL1_DIV2), + STARFIVE_GDIV(SYSCRG_CLK_GCLK2, "sys_clk_gclk2", CLK_IS_CRITICAL, 120, + SYSCRG_CLK_PLL2_DIV2), + STARFIVE_GDIV(SYSCRG_CLK_GCLK3, "sys_clk_gclk3", CLK_IS_CRITICAL, 120, + SYSCRG_CLK_PLL3_DIV2), + STARFIVE_GDIV(SYSCRG_CLK_GCLK4, "sys_clk_gclk4", CLK_IS_CRITICAL, 120, + SYSCRG_CLK_PLL4_DIV2), + STARFIVE_GDIV(SYSCRG_CLK_GCLK6, "sys_clk_gclk6", CLK_IS_CRITICAL, 120, + SYSCRG_CLK_PLL6_DIV2), + STARFIVE_GDIV(SYSCRG_CLK_GCLK7, "sys_clk_gclk7", CLK_IS_CRITICAL, 120, + SYSCRG_CLK_PLL7_DIV2), + /* flexnoc (se) */ + STARFIVE__DIV(SYSCRG_CLK_FLEXNOC0_PREOSC, "sys_clk_flexnoc0_preosc", 8, + SYSCRG_CLK_PLL0_OUT), + STARFIVE__MUX(SYSCRG_CLK_FLEXNOC0, "sys_clk_flexnoc0", 2, + SYSCRG_CLK_OSC, SYSCRG_CLK_FLEXNOC0_PREOSC), + STARFIVE__DIV(SYSCRG_CLK_FLEXNOC1_PREOSC, "sys_clk_flexnoc1_preosc", 8, + SYSCRG_CLK_PLL0_OUT), + STARFIVE__MUX(SYSCRG_CLK_FLEXNOC1, "sys_clk_flexnoc1", 2, + SYSCRG_CLK_OSC, SYSCRG_CLK_FLEXNOC1_PREOSC), + STARFIVE__DIV(SYSCRG_CLK_FLEXNOC2_PREOSC, "sys_clk_flexnoc2_preosc", 12, + SYSCRG_CLK_PLL0_OUT), + STARFIVE__MUX(SYSCRG_CLK_FLEXNOC2, "sys_clk_flexnoc2", 2, + SYSCRG_CLK_OSC, SYSCRG_CLK_FLEXNOC2_PREOSC), + STARFIVE__MUX(SYSCRG_CLK_VDEC_CORE, "sys_clk_vdec_core", 2, + SYSCRG_CLK_OSC, SYSCRG_CLK_FLEXNOC1_PREOSC), + /* img_gpu (se) */ + STARFIVE_GATE(SYSCRG_CLK_GPU_CORE_ICG, "sys_clk_gpu_core_icg", 0, + SYSCRG_CLK_GPU_CORE), + STARFIVE_GATE(SYSCRG_CLK_IMG_GPU_CLK_APB, "sys_clk_img_gpu_clk_apb", 0, + SYSCRG_CLK_APB_BUS_PER7), + STARFIVE_GATE(SYSCRG_CLK_IMG_GPU_RTC_TOGGLE, "sys_clk_img_gpu_rtc_toggle", 0, + SYSCRG_CLK_OSC), + STARFIVE_GATE(SYSCRG_CLK_IMG_GPU_TIMER_USC, "sys_clk_img_gpu_timer_usc", 0, + SYSCRG_CLK_OSC), + /* hifi4 (se) */ + STARFIVE__DIV(SYSCRG_CLK_HIFI4_CORE_PREOSC, "sys_clk_hifi4_core_preosc", 15, + SYSCRG_CLK_PLL0_OUT), + STARFIVE__MUX(SYSCRG_CLK_HIFI4_CORE, "sys_clk_hifi4_core", 2, + SYSCRG_CLK_OSC, SYSCRG_CLK_HIFI4_CORE_PREOSC), + /* espi */ + STARFIVE__DIV(SYSCRG_CLK_ESPI_200_PREOSC, "sys_clk_espi_200_preosc", 2, + SYSCRG_CLK_PLL0_OUT), + STARFIVE__MUX(SYSCRG_CLK_ESPI_200, "sys_clk_espi_200", 2, + SYSCRG_CLK_OSC, SYSCRG_CLK_ESPI_200_PREOSC), + /* hd audio */ + STARFIVE__DIV(SYSCRG_CLK_HD_AUDIO_48M, "sys_clk_hd_audio_48m", 80, + SYSCRG_CLK_PLL7_OUT), + /* dom vout */ + STARFIVE__DIV(SYSCRG_CLK_VOUT_DC_CORE, "sys_clk_vout_dc_core", 10, + SYSCRG_CLK_PLL7_OUT), + STARFIVE__DIV(SYSCRG_CLK_VOUT_AXI, "sys_clk_vout_axi", 10, + SYSCRG_CLK_PLL7_OUT), + /* stg2_usb_wrap (se) */ + STARFIVE__DIV(SYSCRG_CLK_USB_WRAP_625, "sys_clk_usb_wrap_625", 6, + SYSCRG_CLK_PLL0_OUT), + STARFIVE__DIV(SYSCRG_CLK_USB_WRAP_480, "sys_clk_usb_wrap_480", 8, + SYSCRG_CLK_PLL0_OUT), + STARFIVE__DIV(SYSCRG_CLK_USB_WRAP_240, "sys_clk_usb_wrap_240", 2, + SYSCRG_CLK_USB_WRAP_480), + STARFIVE__DIV(SYSCRG_CLK_USB_WRAP_60, "sys_clk_usb_wrap_60", 10, + SYSCRG_CLK_USB_WRAP_480), + STARFIVE__DIV(SYSCRG_CLK_USB_WRAP_156P25, "sys_clk_usb_wrap_156p25", 4, + SYSCRG_CLK_USB_WRAP_625), + STARFIVE__DIV(SYSCRG_CLK_USB_WRAP_312P5, "sys_clk_usb_wrap_312p5", 2, + SYSCRG_CLK_USB_WRAP_625), + /* stg */ + STARFIVE__DIV(SYSCRG_CLK_USB_125M, "sys_clk_usb_125m", 32, + SYSCRG_CLK_PLL0_OUT), + /* Flexnoc (se) */ + STARFIVE_GATE(SYSCRG_CLK_FLEXNOC_APBOOTRAM, "sys_clk_flexnoc_apbootram", + CLK_IS_CRITICAL, SYSCRG_CLK_AXI_400_APBOOTRAM), + STARFIVE_GATE(SYSCRG_CLK_FLEXNOC_PCIEX1AMST, "sys_clk_flexnoc_pciex1amst", + CLK_IS_CRITICAL, SYSCRG_CLK_AXI_500_PCIEX1A), + STARFIVE_GATE(SYSCRG_CLK_FLEXNOC_PCIEX1ASLV, "sys_clk_flexnoc_pciex1aslv", + CLK_IS_CRITICAL, SYSCRG_CLK_AXI_500_PCIEX1A), + STARFIVE_GATE(SYSCRG_CLK_FLEXNOC_PCIEX1BMST, "sys_clk_flexnoc_pciex1bmst", + CLK_IS_CRITICAL, SYSCRG_CLK_AXI_500_PCIEX1B), + STARFIVE_GATE(SYSCRG_CLK_FLEXNOC_PCIEX1BSLV, "sys_clk_flexnoc_pciex1bslv", + CLK_IS_CRITICAL, SYSCRG_CLK_AXI_500_PCIEX1B), + STARFIVE_GATE(SYSCRG_CLK_FLEXNOC_PCIEX2MST, "sys_clk_flexnoc_pciex2mst", + CLK_IS_CRITICAL, SYSCRG_CLK_AXI_500_PCIEX2), + STARFIVE_GATE(SYSCRG_CLK_FLEXNOC_PCIEX2SLV, "sys_clk_flexnoc_pciex2slv", + CLK_IS_CRITICAL, SYSCRG_CLK_AXI_500_PCIEX2), + STARFIVE_GATE(SYSCRG_CLK_FLEXNOC_PCIEX8MST, "sys_clk_flexnoc_pciex8mst", + CLK_IS_CRITICAL, SYSCRG_CLK_AXI_500_PCIEX8), + STARFIVE_GATE(SYSCRG_CLK_FLEXNOC_PCIEX8SLV, "sys_clk_flexnoc_pciex8slv", + CLK_IS_CRITICAL, SYSCRG_CLK_AXI_500_PCIEX8), + STARFIVE_GATE(SYSCRG_CLK_FLEXNOC_GMACSYSSLV, "sys_clk_flexnoc_gmacsysslv", + CLK_IS_CRITICAL, SYSCRG_CLK_AXI_200_GMAC), + /* gmac1 (se) */ + STARFIVE__DIV(SYSCRG_CLK_GMAC_SRC, "sys_clk_gmac_src", 7, + SYSCRG_CLK_PLL0_OUT), + STARFIVE__DIV(SYSCRG_CLK_GMAC1_GTXCLK_TOP, "sys_clk_gmac1_gtxclk_top", 400, + SYSCRG_CLK_PLL0_OUT), + STARFIVE__DIV(SYSCRG_CLK_GMAC1_PTP, "sys_clk_gmac1_ptp", 31, + SYSCRG_CLK_GMAC_SRC), + /* hd audio */ + STARFIVE_GATE(SYSCRG_CLK_HD_AUDIO_SYSTEM_CLOCK, "sys_clk_hd_audio_system_clock", + 0, SYSCRG_CLK_APB_BUS_PER7), + STARFIVE_GATE(SYSCRG_CLK_HD_AUDIO_CLOCK_48, "sys_clk_hd_audio_clock_48", + 0, SYSCRG_CLK_HD_AUDIO_48M), + STARFIVE_GATE(SYSCRG_CLK_HD_AUDIO_BCLK_POST_OCC_IN, "sys_clk_hd_audio_bclk_post_occ_in", + 0, SYSCRG_CLK_HD_AUDIO_48M), + /* nne_vip (se) */ + STARFIVE_GATE(SYSCRG_CLK_NNE_VIP_ACLK, "sys_clk_nne_vip_aclk", + 0, SYSCRG_CLK_AXI_500), + STARFIVE_GATE(SYSCRG_CLK_NNE_VIP_HCLK, "sys_clk_nne_vip_hclk", + 0, SYSCRG_CLK_AXI_200), + STARFIVE_GMUX(SYSCRG_CLK_NNE_VIP_CLKCORE, "sys_clk_nne_vip_clkcore", 0, 2, + SYSCRG_CLK_PLL2_OUT, + SYSCRG_CLK_PLL0_OUT), + /* icg_en */ + STARFIVE_GATE(SYSCRG_CLK_GPU_ICG_EN, "sys_clk_gpu_en", + 0, SYSCRG_CLK_GPU_CORE), + STARFIVE_GATE(SYSCRG_CLK_HD_AUDIO_ICG_EN, "sys_clk_hd_audio_en", + 0, SYSCRG_CLK_APB_BUS), + STARFIVE_GATE(SYSCRG_CLK_NNE_ICG_EN, "sys_clk_nne_en", + CLK_IGNORE_UNUSED, SYSCRG_CLK_PLL2_OUT), +}; + +static struct clk_hw *jh8100_sysclk_get(struct of_phandle_args *clkspec, void *data) +{ + struct starfive_clk_priv *priv = data; + unsigned int idx = clkspec->args[0]; + + if (idx < SYSCRG_CLK_END) + return &priv->reg[idx].hw; + + return ERR_PTR(-EINVAL); +} + +static void jh8100_reset_unregister_adev(void *_adev) +{ + struct auxiliary_device *adev = _adev; + + auxiliary_device_delete(adev); + auxiliary_device_uninit(adev); +} + +static void jh8100_reset_adev_release(struct device *dev) +{ + struct auxiliary_device *adev = to_auxiliary_dev(dev); + struct starfive_reset_adev *rdev = to_starfive_reset_adev(adev); + + kfree(rdev); +} + +int jh8100_reset_controller_register(struct starfive_clk_priv *priv, + const char *adev_name, + u32 adev_id) +{ + struct starfive_reset_adev *rdev; + struct auxiliary_device *adev; + int ret; + + rdev = kzalloc(sizeof(*rdev), GFP_KERNEL); + if (!rdev) + return -ENOMEM; + + rdev->base = priv->base; + + adev = &rdev->adev; + adev->name = adev_name; + adev->dev.parent = priv->dev; + adev->dev.release = jh8100_reset_adev_release; + adev->id = adev_id; + + ret = auxiliary_device_init(adev); + if (ret) + return ret; + + ret = auxiliary_device_add(adev); + if (ret) { + auxiliary_device_uninit(adev); + return ret; + } + + return devm_add_action_or_reset(priv->dev, + jh8100_reset_unregister_adev, adev); +} +EXPORT_SYMBOL_GPL(jh8100_reset_controller_register); + +static int __init jh8100_syscrg_probe(struct platform_device *pdev) +{ + struct starfive_clk_priv *priv; + unsigned int idx; + int ret; + + priv = devm_kzalloc(&pdev->dev, + struct_size(priv, reg, SYSCRG_CLK_END), + GFP_KERNEL); + if (!priv) + return -ENOMEM; + + spin_lock_init(&priv->rmw_lock); + priv->dev = &pdev->dev; + priv->base = devm_platform_ioremap_resource(pdev, 0); + if (IS_ERR(priv->base)) + return PTR_ERR(priv->base); + + /* 24MHz -> 2000.0MHz */ + priv->pll[0] = devm_clk_hw_register_fixed_factor(priv->dev, "clk_pll0_out", + "clk_osc", 0, 250, 3); + if (IS_ERR(priv->pll[0])) + return PTR_ERR(priv->pll[0]); + + /* 24MHz -> 1782.0MHz */ + priv->pll[1] = devm_clk_hw_register_fixed_factor(priv->dev, "clk_pll1_out", + "clk_osc", 0, 445, 6); + if (IS_ERR(priv->pll[1])) + return PTR_ERR(priv->pll[1]); + + /* 24MHz -> 1843.2MHz */ + priv->pll[2] = devm_clk_hw_register_fixed_factor(priv->dev, "clk_pll2_out", + "clk_osc", 0, 767, 10); + if (IS_ERR(priv->pll[2])) + return PTR_ERR(priv->pll[2]); + + /* 24MHz -> 1866MHz */ + priv->pll[3] = devm_clk_hw_register_fixed_factor(priv->dev, "clk_pll3_out", + "clk_osc", 0, 4665, 60); + if (IS_ERR(priv->pll[3])) + return PTR_ERR(priv->pll[3]); + + /* 24MHz -> 2000MHz */ + priv->pll[4] = devm_clk_hw_register_fixed_factor(priv->dev, "clk_pll4_out", + "clk_osc", 0, 250, 3); + if (IS_ERR(priv->pll[4])) + return PTR_ERR(priv->pll[4]); + + /* 24MHz -> 1782MHz */ + priv->pll[5] = devm_clk_hw_register_fixed_factor(priv->dev, "clk_pll6_out", + "clk_osc", 0, 445, 6); + if (IS_ERR(priv->pll[5])) + return PTR_ERR(priv->pll[5]); + + /* 24MHz -> 2400MHz */ + priv->pll[6] = devm_clk_hw_register_fixed_factor(priv->dev, "clk_pll7_out", + "clk_osc", 0, 100, 1); + if (IS_ERR(priv->pll[6])) + return PTR_ERR(priv->pll[6]); + + for (idx = 0; idx < SYSCRG_CLK_END; idx++) { + u32 max = jh8100_syscrg_clk_data[idx].max; + struct clk_parent_data parents[4] = {}; + struct clk_init_data init = { + .name = jh8100_syscrg_clk_data[idx].name, + .ops = starfive_clk_ops(max), + .parent_data = parents, + .num_parents = + ((max & STARFIVE_CLK_MUX_MASK) >> STARFIVE_CLK_MUX_SHIFT) + 1, + .flags = jh8100_syscrg_clk_data[idx].flags, + }; + struct starfive_clk *clk = &priv->reg[idx]; + unsigned int i; + + for (i = 0; i < init.num_parents; i++) { + unsigned int pidx = jh8100_syscrg_clk_data[idx].parents[i]; + + if (pidx < SYSCRG_CLK_END) + parents[i].hw = &priv->reg[pidx].hw; + else if (pidx == SYSCRG_CLK_OSC) + parents[i].fw_name = "clk_osc"; + else if (pidx == SYSCRG_CLK_MCLK_EXT) + parents[i].fw_name = "clk_mclk_ext"; + else if (pidx == SYSCRG_CLK_PLL1_OUT && !priv->pll[1]) + parents[i].fw_name = "clk_pll1_out"; + else if (pidx == SYSCRG_CLK_PLL2_OUT && !priv->pll[2]) + parents[i].fw_name = "clk_pll2_out"; + else if (pidx == SYSCRG_CLK_PLL6_OUT && !priv->pll[5]) + parents[i].fw_name = "clk_pll6_out"; + else + parents[i].hw = priv->pll[pidx - SYSCRG_CLK_PLL0_OUT]; + } + + clk->hw.init = &init; + clk->idx = idx; + clk->max_div = max & STARFIVE_CLK_DIV_MASK; + + ret = devm_clk_hw_register(&pdev->dev, &clk->hw); + if (ret) + return ret; + } + + ret = devm_of_clk_add_hw_provider(&pdev->dev, jh8100_sysclk_get, priv); + if (ret) + return ret; + + return jh8100_reset_controller_register(priv, "rst-sys", 0); +} + +static const struct of_device_id jh8100_syscrg_match[] = { + { .compatible = "starfive,jh8100-syscrg" }, + { /* sentinel */ } +}; + +static struct platform_driver jh8100_syscrg_driver = { + .driver = { + .name = "clk-starfive-jh8100-sys", + .of_match_table = jh8100_syscrg_match, + .suppress_bind_attrs = true, + }, +}; +builtin_platform_driver_probe(jh8100_syscrg_driver, jh8100_syscrg_probe);