From patchwork Mon Mar 28 13:05:15 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Chun-Jie Chen X-Patchwork-Id: 12793541 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 70B85C433EF for ; Mon, 28 Mar 2022 13:06:07 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S242848AbiC1NHp (ORCPT ); Mon, 28 Mar 2022 09:07:45 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:50626 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S242880AbiC1NHo (ORCPT ); Mon, 28 Mar 2022 09:07:44 -0400 Received: from mailgw02.mediatek.com (unknown [210.61.82.184]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 074605DE5C; Mon, 28 Mar 2022 06:05:57 -0700 (PDT) X-UUID: 7076712543b749ba8b1a65e4bb3d2e93-20220328 X-UUID: 7076712543b749ba8b1a65e4bb3d2e93-20220328 Received: from mtkmbs10n2.mediatek.inc [(172.21.101.183)] by mailgw02.mediatek.com (envelope-from ) (Generic MTA with TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 256/256) with ESMTP id 1331275248; Mon, 28 Mar 2022 21:05:49 +0800 Received: from mtkcas11.mediatek.inc (172.21.101.40) by mtkmbs10n2.mediatek.inc (172.21.101.183) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384) id 15.2.792.3; Mon, 28 Mar 2022 21:05:48 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by mtkcas11.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Mon, 28 Mar 2022 21:05:47 +0800 From: Chun-Jie Chen To: Matthias Brugger , Stephen Boyd , Nicolas Boichat , Rob Herring CC: , , , , , , , Chun-Jie Chen Subject: [PATCH v4 09/15] clk: mediatek: Add MT8186 wpesys clock support Date: Mon, 28 Mar 2022 21:05:15 +0800 Message-ID: <20220328130521.24385-10-chun-jie.chen@mediatek.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20220328130521.24385-1-chun-jie.chen@mediatek.com> References: <20220328130521.24385-1-chun-jie.chen@mediatek.com> MIME-Version: 1.0 X-MTK: N Precedence: bulk List-ID: X-Mailing-List: linux-clk@vger.kernel.org Add MT8186 wpesys clock controllers which provide clock gate control in Wrapping Engine. Signed-off-by: Chun-Jie Chen Acked-by: AngeloGioacchino Del Regno Reviewed-by: Miles Chen --- drivers/clk/mediatek/Makefile | 2 +- drivers/clk/mediatek/clk-mt8186-wpe.c | 51 +++++++++++++++++++++++++++ 2 files changed, 52 insertions(+), 1 deletion(-) create mode 100644 drivers/clk/mediatek/clk-mt8186-wpe.c diff --git a/drivers/clk/mediatek/Makefile b/drivers/clk/mediatek/Makefile index d0daef003b87..cb1087737007 100644 --- a/drivers/clk/mediatek/Makefile +++ b/drivers/clk/mediatek/Makefile @@ -73,7 +73,7 @@ obj-$(CONFIG_COMMON_CLK_MT8183_VDECSYS) += clk-mt8183-vdec.o obj-$(CONFIG_COMMON_CLK_MT8183_VENCSYS) += clk-mt8183-venc.o obj-$(CONFIG_COMMON_CLK_MT8186) += clk-mt8186-mcu.o clk-mt8186-topckgen.o clk-mt8186-infra_ao.o \ clk-mt8186-apmixedsys.o clk-mt8186-imp_iic_wrap.o \ - clk-mt8186-mfg.o clk-mt8186-mm.o + clk-mt8186-mfg.o clk-mt8186-mm.o clk-mt8186-wpe.o obj-$(CONFIG_COMMON_CLK_MT8192) += clk-mt8192.o obj-$(CONFIG_COMMON_CLK_MT8192_AUDSYS) += clk-mt8192-aud.o obj-$(CONFIG_COMMON_CLK_MT8192_CAMSYS) += clk-mt8192-cam.o diff --git a/drivers/clk/mediatek/clk-mt8186-wpe.c b/drivers/clk/mediatek/clk-mt8186-wpe.c new file mode 100644 index 000000000000..8db3e9178a1e --- /dev/null +++ b/drivers/clk/mediatek/clk-mt8186-wpe.c @@ -0,0 +1,51 @@ +// SPDX-License-Identifier: GPL-2.0-only +// +// Copyright (c) 2022 MediaTek Inc. +// Author: Chun-Jie Chen + +#include +#include +#include + +#include "clk-gate.h" +#include "clk-mtk.h" + +static const struct mtk_gate_regs wpe_cg_regs = { + .set_ofs = 0x0, + .clr_ofs = 0x0, + .sta_ofs = 0x0, +}; + +#define GATE_WPE(_id, _name, _parent, _shift) \ + GATE_MTK(_id, _name, _parent, &wpe_cg_regs, _shift, &mtk_clk_gate_ops_no_setclr_inv) + +static const struct mtk_gate wpe_clks[] = { + GATE_WPE(CLK_WPE_CK_EN, "wpe", "top_wpe", 17), + GATE_WPE(CLK_WPE_SMI_LARB8_CK_EN, "wpe_smi_larb8", "top_wpe", 19), + GATE_WPE(CLK_WPE_SYS_EVENT_TX_CK_EN, "wpe_sys_event_tx", "top_wpe", 20), + GATE_WPE(CLK_WPE_SMI_LARB8_PCLK_EN, "wpe_smi_larb8_p_en", "top_wpe", 25), +}; + +static const struct mtk_clk_desc wpe_desc = { + .clks = wpe_clks, + .num_clks = ARRAY_SIZE(wpe_clks), +}; + +static const struct of_device_id of_match_clk_mt8186_wpe[] = { + { + .compatible = "mediatek,mt8186-wpesys", + .data = &wpe_desc, + }, { + /* sentinel */ + } +}; + +static struct platform_driver clk_mt8186_wpe_drv = { + .probe = mtk_clk_simple_probe, + .remove = mtk_clk_simple_remove, + .driver = { + .name = "clk-mt8186-wpe", + .of_match_table = of_match_clk_mt8186_wpe, + }, +}; +builtin_platform_driver(clk_mt8186_wpe_drv);