From patchwork Mon Nov 9 02:03:44 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Weiyi Lu X-Patchwork-Id: 11890197 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=unavailable 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 3998BC5517A for ; Mon, 9 Nov 2020 02:09:47 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id E167D206C1 for ; Mon, 9 Nov 2020 02:09:46 +0000 (UTC) Authentication-Results: mail.kernel.org; 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Mon, 09 Nov 2020 10:03:55 +0800 Received: from MTKCAS06.mediatek.inc (172.21.101.30) by mtkmbs07n1.mediatek.inc (172.21.101.16) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Mon, 9 Nov 2020 10:03:54 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by MTKCAS06.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Mon, 9 Nov 2020 10:03:54 +0800 From: Weiyi Lu To: Matthias Brugger , Rob Herring , Stephen Boyd , Nicolas Boichat CC: , , , , , Weiyi Lu , Yingjoe Chen Subject: [PATCH v5 19/24] clk: mediatek: Add MT8192 msdc clock support Date: Mon, 9 Nov 2020 10:03:44 +0800 Message-ID: <1604887429-29445-20-git-send-email-weiyi.lu@mediatek.com> X-Mailer: git-send-email 1.8.1.1.dirty In-Reply-To: <1604887429-29445-1-git-send-email-weiyi.lu@mediatek.com> References: <1604887429-29445-1-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 msdc and msdc top clock providers Signed-off-by: Weiyi Lu --- drivers/clk/mediatek/Kconfig | 6 +++ drivers/clk/mediatek/Makefile | 1 + drivers/clk/mediatek/clk-mt8192-msdc.c | 85 ++++++++++++++++++++++++++++++++++ 3 files changed, 92 insertions(+) create mode 100644 drivers/clk/mediatek/clk-mt8192-msdc.c diff --git a/drivers/clk/mediatek/Kconfig b/drivers/clk/mediatek/Kconfig index bc92611..aba662f 100644 --- a/drivers/clk/mediatek/Kconfig +++ b/drivers/clk/mediatek/Kconfig @@ -545,6 +545,12 @@ config COMMON_CLK_MT8192_MMSYS help This driver supports MediaTek MT8192 mmsys clocks. +config COMMON_CLK_MT8192_MSDC + bool "Clock driver for MediaTek MT8192 msdc" + depends on COMMON_CLK_MT8192 + help + This driver supports MediaTek MT8192 msdc and msdc_top 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 838bb01..8e4e343 100644 --- a/drivers/clk/mediatek/Makefile +++ b/drivers/clk/mediatek/Makefile @@ -76,5 +76,6 @@ obj-$(CONFIG_COMMON_CLK_MT8192_IPESYS) += clk-mt8192-ipe.o obj-$(CONFIG_COMMON_CLK_MT8192_MDPSYS) += clk-mt8192-mdp.o obj-$(CONFIG_COMMON_CLK_MT8192_MFGCFG) += clk-mt8192-mfg.o obj-$(CONFIG_COMMON_CLK_MT8192_MMSYS) += clk-mt8192-mm.o +obj-$(CONFIG_COMMON_CLK_MT8192_MSDC) += clk-mt8192-msdc.o obj-$(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-msdc.c b/drivers/clk/mediatek/clk-mt8192-msdc.c new file mode 100644 index 0000000..0fb8d01 --- /dev/null +++ b/drivers/clk/mediatek/clk-mt8192-msdc.c @@ -0,0 +1,85 @@ +// 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 msdc_cg_regs = { + .set_ofs = 0xb4, + .clr_ofs = 0xb4, + .sta_ofs = 0xb4, +}; + +static const struct mtk_gate_regs msdc_top_cg_regs = { + .set_ofs = 0x0, + .clr_ofs = 0x0, + .sta_ofs = 0x0, +}; + +#define GATE_MSDC(_id, _name, _parent, _shift) \ + GATE_MTK(_id, _name, _parent, &msdc_cg_regs, _shift, &mtk_clk_gate_ops_no_setclr_inv) + +#define GATE_MSDC_TOP(_id, _name, _parent, _shift) \ + GATE_MTK(_id, _name, _parent, &msdc_top_cg_regs, _shift, &mtk_clk_gate_ops_no_setclr_inv) + +static const struct mtk_gate msdc_clks[] = { + GATE_MSDC(CLK_MSDC_AXI_WRAP, "msdc_axi_wrap", "axi_sel", 22), +}; + +static const struct mtk_gate msdc_top_clks[] = { + GATE_MSDC_TOP(CLK_MSDC_TOP_AES_0P, "msdc_top_aes_0p", "aes_msdcfde_sel", 0), + GATE_MSDC_TOP(CLK_MSDC_TOP_SRC_0P, "msdc_top_src_0p", "infra_msdc0_src", 1), + GATE_MSDC_TOP(CLK_MSDC_TOP_SRC_1P, "msdc_top_src_1p", "infra_msdc1_src", 2), + GATE_MSDC_TOP(CLK_MSDC_TOP_SRC_2P, "msdc_top_src_2p", "infra_msdc2_src", 3), + GATE_MSDC_TOP(CLK_MSDC_TOP_P_MSDC0, "msdc_top_p_msdc0", "axi_sel", 4), + GATE_MSDC_TOP(CLK_MSDC_TOP_P_MSDC1, "msdc_top_p_msdc1", "axi_sel", 5), + GATE_MSDC_TOP(CLK_MSDC_TOP_P_MSDC2, "msdc_top_p_msdc2", "axi_sel", 6), + GATE_MSDC_TOP(CLK_MSDC_TOP_P_CFG, "msdc_top_p_cfg", "axi_sel", 7), + GATE_MSDC_TOP(CLK_MSDC_TOP_AXI, "msdc_top_axi", "axi_sel", 8), + GATE_MSDC_TOP(CLK_MSDC_TOP_H_MST_0P, "msdc_top_h_mst_0p", "infra_msdc0", 9), + GATE_MSDC_TOP(CLK_MSDC_TOP_H_MST_1P, "msdc_top_h_mst_1p", "infra_msdc1", 10), + GATE_MSDC_TOP(CLK_MSDC_TOP_H_MST_2P, "msdc_top_h_mst_2p", "infra_msdc2", 11), + GATE_MSDC_TOP(CLK_MSDC_TOP_MEM_OFF_DLY_26M, "msdc_top_mem_off_dly_26m", "clk26m", 12), + GATE_MSDC_TOP(CLK_MSDC_TOP_32K, "msdc_top_32k", "clk32k", 13), + GATE_MSDC_TOP(CLK_MSDC_TOP_AHB2AXI_BRG_AXI, "msdc_top_ahb2axi_brg_axi", "axi_sel", 14), +}; + +static const struct mtk_clk_desc msdc_desc = { + .clks = msdc_clks, + .num_clks = ARRAY_SIZE(msdc_clks), +}; + +static const struct mtk_clk_desc msdc_top_desc = { + .clks = msdc_top_clks, + .num_clks = ARRAY_SIZE(msdc_top_clks), +}; + +static const struct of_device_id of_match_clk_mt8192_msdc[] = { + { + .compatible = "mediatek,mt8192-msdc", + .data = &msdc_desc, + }, { + .compatible = "mediatek,mt8192-msdc_top", + .data = &msdc_top_desc, + }, { + /* sentinel */ + } +}; + +static struct platform_driver clk_mt8192_msdc_drv = { + .probe = mtk_clk_simple_probe, + .driver = { + .name = "clk-mt8192-msdc", + .of_match_table = of_match_clk_mt8192_msdc, + }, +}; + +builtin_platform_driver(clk_mt8192_msdc_drv);