From patchwork Tue Dec 22 13:09:40 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Weiyi Lu X-Patchwork-Id: 11986487 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=-16.7 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,UNPARSEABLE_RELAY,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 06F04C43332 for ; Tue, 22 Dec 2020 13:10:59 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id DEB6623139 for ; Tue, 22 Dec 2020 13:10:58 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726942AbgLVNKz (ORCPT ); Tue, 22 Dec 2020 08:10:55 -0500 Received: from mailgw01.mediatek.com ([210.61.82.183]:56699 "EHLO mailgw01.mediatek.com" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1726840AbgLVNKz (ORCPT ); Tue, 22 Dec 2020 08:10:55 -0500 X-UUID: 4212b20846e848779068bbb25dd109f8-20201222 X-UUID: 4212b20846e848779068bbb25dd109f8-20201222 Received: from mtkexhb01.mediatek.inc [(172.21.101.102)] by mailgw01.mediatek.com (envelope-from ) (Cellopoint E-mail Firewall v4.1.14 Build 0819 with TLSv1.2 ECDHE-RSA-AES256-SHA384 256/256) with ESMTP id 806081595; Tue, 22 Dec 2020 21:09:54 +0800 Received: from mtkcas07.mediatek.inc (172.21.101.84) by mtkmbs07n2.mediatek.inc (172.21.101.141) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Tue, 22 Dec 2020 21:09:51 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by mtkcas07.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Tue, 22 Dec 2020 21:09:51 +0800 From: Weiyi Lu To: Matthias Brugger , Rob Herring , Stephen Boyd , Nicolas Boichat CC: , , , , , , Weiyi Lu Subject: [PATCH v6 15/22] clk: mediatek: Add MT8192 ipesys clock support Date: Tue, 22 Dec 2020 21:09:40 +0800 Message-ID: <1608642587-15634-16-git-send-email-weiyi.lu@mediatek.com> X-Mailer: git-send-email 1.8.1.1.dirty In-Reply-To: <1608642587-15634-1-git-send-email-weiyi.lu@mediatek.com> References: <1608642587-15634-1-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 ipesys clock provider Signed-off-by: Weiyi Lu --- drivers/clk/mediatek/Kconfig | 6 ++++ drivers/clk/mediatek/Makefile | 1 + drivers/clk/mediatek/clk-mt8192-ipe.c | 57 +++++++++++++++++++++++++++++++++++ 3 files changed, 64 insertions(+) create mode 100644 drivers/clk/mediatek/clk-mt8192-ipe.c diff --git a/drivers/clk/mediatek/Kconfig b/drivers/clk/mediatek/Kconfig index 8acc7d6..c6bc618 100644 --- a/drivers/clk/mediatek/Kconfig +++ b/drivers/clk/mediatek/Kconfig @@ -521,6 +521,12 @@ config COMMON_CLK_MT8192_IMP_IIC_WRAP help This driver supports MediaTek MT8192 imp_iic_wrap clocks. +config COMMON_CLK_MT8192_IPESYS + bool "Clock driver for MediaTek MT8192 ipesys" + depends on COMMON_CLK_MT8192 + help + This driver supports MediaTek MT8192 ipesys 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 3798162..33dc974 100644 --- a/drivers/clk/mediatek/Makefile +++ b/drivers/clk/mediatek/Makefile @@ -72,5 +72,6 @@ obj-$(CONFIG_COMMON_CLK_MT8192_AUDSYS) += clk-mt8192-aud.o obj-$(CONFIG_COMMON_CLK_MT8192_CAMSYS) += clk-mt8192-cam.o obj-$(CONFIG_COMMON_CLK_MT8192_IMGSYS) += clk-mt8192-img.o obj-$(CONFIG_COMMON_CLK_MT8192_IMP_IIC_WRAP) += clk-mt8192-imp_iic_wrap.o +obj-$(CONFIG_COMMON_CLK_MT8192_IPESYS) += clk-mt8192-ipe.o obj-$(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-ipe.c b/drivers/clk/mediatek/clk-mt8192-ipe.c new file mode 100644 index 0000000..218e688 --- /dev/null +++ b/drivers/clk/mediatek/clk-mt8192-ipe.c @@ -0,0 +1,57 @@ +// 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 ipe_cg_regs = { + .set_ofs = 0x4, + .clr_ofs = 0x8, + .sta_ofs = 0x0, +}; + +#define GATE_IPE(_id, _name, _parent, _shift) \ + GATE_MTK(_id, _name, _parent, &ipe_cg_regs, _shift, &mtk_clk_gate_ops_setclr) + +static const struct mtk_gate ipe_clks[] = { + GATE_IPE(CLK_IPE_LARB19, "ipe_larb19", "ipe_sel", 0), + GATE_IPE(CLK_IPE_LARB20, "ipe_larb20", "ipe_sel", 1), + GATE_IPE(CLK_IPE_SMI_SUBCOM, "ipe_smi_subcom", "ipe_sel", 2), + GATE_IPE(CLK_IPE_FD, "ipe_fd", "ipe_sel", 3), + GATE_IPE(CLK_IPE_FE, "ipe_fe", "ipe_sel", 4), + GATE_IPE(CLK_IPE_RSC, "ipe_rsc", "ipe_sel", 5), + GATE_IPE(CLK_IPE_DPE, "ipe_dpe", "ipe_sel", 6), + GATE_IPE(CLK_IPE_GALS, "ipe_gals", "ipe_sel", 8), +}; + +static const struct mtk_clk_desc ipe_desc = { + .clks = ipe_clks, + .num_clks = ARRAY_SIZE(ipe_clks), +}; + +static const struct of_device_id of_match_clk_mt8192_ipe[] = { + { + .compatible = "mediatek,mt8192-ipesys", + .data = &ipe_desc, + }, { + /* sentinel */ + } +}; + +static struct platform_driver clk_mt8192_ipe_drv = { + .probe = mtk_clk_simple_probe, + .driver = { + .name = "clk-mt8192-ipe", + .of_match_table = of_match_clk_mt8192_ipe, + }, +}; + +builtin_platform_driver(clk_mt8192_ipe_drv);