From patchwork Mon Jan 10 13:44:12 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: 12708803 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 ADD74C433F5 for ; Mon, 10 Jan 2022 13:45:23 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233514AbiAJNpV (ORCPT ); Mon, 10 Jan 2022 08:45:21 -0500 Received: from mailgw01.mediatek.com ([60.244.123.138]:39516 "EHLO mailgw01.mediatek.com" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S233800AbiAJNo6 (ORCPT ); Mon, 10 Jan 2022 08:44:58 -0500 X-UUID: f555394e5b734373bf2c0afb68cbddec-20220110 X-UUID: f555394e5b734373bf2c0afb68cbddec-20220110 Received: from mtkexhb02.mediatek.inc [(172.21.101.103)] by mailgw01.mediatek.com (envelope-from ) (Generic MTA with TLSv1.2 ECDHE-RSA-AES256-SHA384 256/256) with ESMTP id 560027406; Mon, 10 Jan 2022 21:44:56 +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, 10 Jan 2022 21:44:55 +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, 10 Jan 2022 21:44:54 +0800 From: Chun-Jie Chen To: Matthias Brugger , Stephen Boyd , Nicolas Boichat , Rob Herring CC: , , , , , , , Chun-Jie Chen Subject: [v1 12/16] clk: mediatek: Add MT8186 vdecsys clock support Date: Mon, 10 Jan 2022 21:44:12 +0800 Message-ID: <20220110134416.5191-13-chun-jie.chen@mediatek.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20220110134416.5191-1-chun-jie.chen@mediatek.com> References: <20220110134416.5191-1-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 vdec clock controller which provide clock gate control for video decoder. Signed-off-by: Chun-Jie Chen Acked-by: AngeloGioacchino Del Regno --- drivers/clk/mediatek/Makefile | 2 +- drivers/clk/mediatek/clk-mt8186-vdec.c | 87 ++++++++++++++++++++++++++ 2 files changed, 88 insertions(+), 1 deletion(-) create mode 100644 drivers/clk/mediatek/clk-mt8186-vdec.c diff --git a/drivers/clk/mediatek/Makefile b/drivers/clk/mediatek/Makefile index 9f89e36d9ddf..e29e6a661115 100644 --- a/drivers/clk/mediatek/Makefile +++ b/drivers/clk/mediatek/Makefile @@ -70,7 +70,7 @@ 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-wpe.o \ - clk-mt8186-img.o + clk-mt8186-img.o clk-mt8186-vdec.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-vdec.c b/drivers/clk/mediatek/clk-mt8186-vdec.c new file mode 100644 index 000000000000..f0aa2c491a32 --- /dev/null +++ b/drivers/clk/mediatek/clk-mt8186-vdec.c @@ -0,0 +1,87 @@ +// SPDX-License-Identifier: GPL-2.0-only +// +// Copyright (c) 2022 MediaTek Inc. +// Author: Chun-Jie Chen + +#include +#include +#include + +#include "clk-mtk.h" +#include "clk-gate.h" + +#include + +static const struct mtk_gate_regs vdec0_cg_regs = { + .set_ofs = 0x0, + .clr_ofs = 0x4, + .sta_ofs = 0x0, +}; + +static const struct mtk_gate_regs vdec1_cg_regs = { + .set_ofs = 0x190, + .clr_ofs = 0x190, + .sta_ofs = 0x190, +}; + +static const struct mtk_gate_regs vdec2_cg_regs = { + .set_ofs = 0x200, + .clr_ofs = 0x204, + .sta_ofs = 0x200, +}; + +static const struct mtk_gate_regs vdec3_cg_regs = { + .set_ofs = 0x8, + .clr_ofs = 0xc, + .sta_ofs = 0x8, +}; + +#define GATE_VDEC0(_id, _name, _parent, _shift) \ + GATE_MTK(_id, _name, _parent, &vdec0_cg_regs, _shift, &mtk_clk_gate_ops_setclr_inv) + +#define GATE_VDEC1(_id, _name, _parent, _shift) \ + GATE_MTK(_id, _name, _parent, &vdec1_cg_regs, _shift, &mtk_clk_gate_ops_no_setclr_inv) + +#define GATE_VDEC2(_id, _name, _parent, _shift) \ + GATE_MTK(_id, _name, _parent, &vdec2_cg_regs, _shift, &mtk_clk_gate_ops_setclr_inv) + +#define GATE_VDEC3(_id, _name, _parent, _shift) \ + GATE_MTK(_id, _name, _parent, &vdec3_cg_regs, _shift, &mtk_clk_gate_ops_setclr_inv) + +static const struct mtk_gate vdec_clks[] = { + /* VDEC0 */ + GATE_VDEC0(CLK_VDEC_CKEN, "vdec_cken", "top_vdec", 0), + GATE_VDEC0(CLK_VDEC_ACTIVE, "vdec_active", "top_vdec", 4), + GATE_VDEC0(CLK_VDEC_CKEN_ENG, "vdec_cken_eng", "top_vdec", 8), + /* VDEC1 */ + GATE_VDEC1(CLK_VDEC_MINI_MDP_CKEN_CFG_RG, "vdec_mini_mdp_cken_cfg_rg", "top_vdec", 0), + /* VDEC2 */ + GATE_VDEC2(CLK_VDEC_LAT_CKEN, "vdec_lat_cken", "top_vdec", 0), + GATE_VDEC2(CLK_VDEC_LAT_ACTIVE, "vdec_lat_active", "top_vdec", 4), + GATE_VDEC2(CLK_VDEC_LAT_CKEN_ENG, "vdec_lat_cken_eng", "top_vdec", 8), + /* VDEC3 */ + GATE_VDEC3(CLK_VDEC_LARB1_CKEN, "vdec_larb1_cken", "top_vdec", 0), +}; + +static const struct mtk_clk_desc vdec_desc = { + .clks = vdec_clks, + .num_clks = ARRAY_SIZE(vdec_clks), +}; + +static const struct of_device_id of_match_clk_mt8186_vdec[] = { + { + .compatible = "mediatek,mt8186-vdecsys", + .data = &vdec_desc, + }, { + /* sentinel */ + } +}; + +static struct platform_driver clk_mt8186_vdec_drv = { + .probe = mtk_clk_simple_probe, + .driver = { + .name = "clk-mt8186-vdec", + .of_match_table = of_match_clk_mt8186_vdec, + }, +}; +builtin_platform_driver(clk_mt8186_vdec_drv);