From patchwork Fri Mar 7 03:27:16 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Guangjie Song X-Patchwork-Id: 14005854 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 6F29BC282DE for ; Fri, 7 Mar 2025 04:02:37 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Type: Content-Transfer-Encoding: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=Yh+urhKK+oj6kFpSO2zTfVx0VzJmjXlSUx23L1y13AQ=; b=Zy7+ovOHpN6W+K4XTmYdQ80lsK ljjIeMsYBXY6C0Z8jMnyhwcgTHJ3GmLuCWDg5W8KihPE8ar8IhZJfvb0qogfCYGiDMcMX8CfSoqXC S3IcfTBNmr3vwWH6s87Bs4gl4NnyUjRsi+/a/eoVIEJrpndEB0yZxFOHh7FAXTUFjMTRTRSdhCjns LWpskmUKe3ixkT5jzFlU1lu/HKSkmRXQQtunelv7pXaLXXqOooqZ410hqr3KCm/fe0VWgqxGXHwou t68hpgmqKhHDQMmX7fBgNPGeoy53o3P0GQU3LEyzDRmsdD+cv9Xe75skiNBFTeFEvZdLokRodmfYk WLeQIOIA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1tqOuo-0000000D4JI-22MH; Fri, 07 Mar 2025 04:02:26 +0000 Received: from mailgw02.mediatek.com ([216.200.240.185]) by bombadil.infradead.org with esmtps (Exim 4.98 #2 (Red Hat Linux)) id 1tqOSJ-0000000CzWk-43Xg; Fri, 07 Mar 2025 03:33:01 +0000 X-UUID: dbab82dcfb0411efa1e849db4cc18d44-20250306 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=mediatek.com; s=dk; h=Content-Type:Content-Transfer-Encoding:MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:CC:To:From; bh=Yh+urhKK+oj6kFpSO2zTfVx0VzJmjXlSUx23L1y13AQ=; b=diClrj+YhcJnFAT2u5qpH+cKOVbJg0A7VmPKMHntaT6JYKI9HZOBFBQi8ZfJPEsp9oraYfuakGvj13o4kSFP9I+eIBlFE9Qo5eAnrNexAQniRkZt2a8eI7gozUvgQ5wdwcHX2Pm605tNbMD6DJirSGc7HeoFxB1aUGIonn4CQ/k=; X-CID-P-RULE: Release_Ham X-CID-O-INFO: VERSION:1.2.1,REQID:54167b91-6a65-4ad2-b5f6-559bf4783d39,IP:0,UR L:0,TC:0,Content:-25,EDM:0,RT:0,SF:0,FILE:0,BULK:0,RULE:Release_Ham,ACTION :release,TS:-25 X-CID-META: VersionHash:0ef645f,CLOUDID:bce307c6-16da-468a-87f7-8ca8d6b3b9f7,B ulkID:nil,BulkQuantity:0,Recheck:0,SF:81|82|102,TC:nil,Content:0|50,EDM:-3 ,IP:nil,URL:0,File:nil,RT:nil,Bulk:nil,QS:nil,BEC:nil,COL:0,OSI:0,OSA:0,AV :0,LES:1,SPR:NO,DKR:0,DKP:0,BRR:0,BRE:0,ARC:0 X-CID-BVR: 0 X-CID-BAS: 0,_,0,_ X-CID-FACTOR: TF_CID_SPAM_SNR X-UUID: dbab82dcfb0411efa1e849db4cc18d44-20250306 Received: from mtkmbs09n1.mediatek.inc [(172.21.101.35)] by mailgw02.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 256/256) with ESMTP id 395855931; Thu, 06 Mar 2025 20:32:55 -0700 Received: from mtkmbs11n2.mediatek.inc (172.21.101.187) by mtkmbs13n1.mediatek.inc (172.21.101.193) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1258.28; Fri, 7 Mar 2025 11:32:52 +0800 Received: from mhfsdcap04.gcn.mediatek.inc (10.17.3.154) by mtkmbs11n2.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.2.1258.28 via Frontend Transport; Fri, 7 Mar 2025 11:32:51 +0800 From: Guangjie Song To: Michael Turquette , Stephen Boyd , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Matthias Brugger , AngeloGioacchino Del Regno , Richard Cochran CC: , , , , , , Guangjie Song , Subject: [PATCH 20/26] clk: mediatek: Add MT8196 disp-ao clock support Date: Fri, 7 Mar 2025 11:27:16 +0800 Message-ID: <20250307032942.10447-21-guangjie.song@mediatek.com> X-Mailer: git-send-email 2.46.0 In-Reply-To: <20250307032942.10447-1-guangjie.song@mediatek.com> References: <20250307032942.10447-1-guangjie.song@mediatek.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250306_193300_007727_BEB60C45 X-CRM114-Status: GOOD ( 16.84 ) X-BeenThere: linux-arm-kernel@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-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Add MT8196 disp-ao clock controller which provides clock gate control in display system. This is integrated with mtk-mmsys driver which will populate device by platform_device_register_data to start disp-ao clock driver. Signed-off-by: Guangjie Song --- drivers/clk/mediatek/Makefile | 2 +- drivers/clk/mediatek/clk-mt8196-vdisp_ao.c | 100 +++++++++++++++++++++ 2 files changed, 101 insertions(+), 1 deletion(-) create mode 100644 drivers/clk/mediatek/clk-mt8196-vdisp_ao.c diff --git a/drivers/clk/mediatek/Makefile b/drivers/clk/mediatek/Makefile index 7eb4af39029c..fab6a0944501 100644 --- a/drivers/clk/mediatek/Makefile +++ b/drivers/clk/mediatek/Makefile @@ -158,7 +158,7 @@ obj-$(CONFIG_COMMON_CLK_MT8196_IMP_IIC_WRAP) += clk-mt8196-imp_iic_wrap.o obj-$(CONFIG_COMMON_CLK_MT8196_MCUSYS) += clk-mt8196-mcu.o obj-$(CONFIG_COMMON_CLK_MT8196_MDPSYS) += clk-mt8196-mdpsys.o obj-$(CONFIG_COMMON_CLK_MT8196_MFGCFG) += clk-mt8196-mfg.o -obj-$(CONFIG_COMMON_CLK_MT8196_MMSYS) += clk-mt8196-disp0.o clk-mt8196-disp1.o +obj-$(CONFIG_COMMON_CLK_MT8196_MMSYS) += clk-mt8196-disp0.o clk-mt8196-disp1.o clk-mt8196-vdisp_ao.o obj-$(CONFIG_COMMON_CLK_MT8365) += clk-mt8365-apmixedsys.o clk-mt8365.o obj-$(CONFIG_COMMON_CLK_MT8365_APU) += clk-mt8365-apu.o obj-$(CONFIG_COMMON_CLK_MT8365_CAM) += clk-mt8365-cam.o diff --git a/drivers/clk/mediatek/clk-mt8196-vdisp_ao.c b/drivers/clk/mediatek/clk-mt8196-vdisp_ao.c new file mode 100644 index 000000000000..6965c30dad4c --- /dev/null +++ b/drivers/clk/mediatek/clk-mt8196-vdisp_ao.c @@ -0,0 +1,100 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * Copyright (c) 2025 MediaTek Inc. + * Author: Guangjie Song + */ +#include +#include +#include +#include +#include + +#include "clk-gate.h" +#include "clk-mtk.h" + +static const struct mtk_gate_regs mm_v_cg_regs = { + .set_ofs = 0x104, + .clr_ofs = 0x108, + .sta_ofs = 0x100, +}; + +static const struct mtk_gate_regs mm_v_vote_regs = { + .set_ofs = 0x0030, + .clr_ofs = 0x0034, + .sta_ofs = 0x2c18, +}; + +#define GATE_MM_V(_id, _name, _parent, _shift) {\ + .id = _id, \ + .name = _name, \ + .parent_name = _parent, \ + .regs = &mm_v_cg_regs, \ + .shift = _shift, \ + .flags = CLK_OPS_PARENT_ENABLE, \ + .ops = &mtk_clk_gate_ops_setclr,\ + } + +#define GATE_MM_V_V(_id, _name, _parent) { \ + .id = _id, \ + .name = _name, \ + .parent_name = _parent, \ + .regs = &cg_regs_dummy, \ + .ops = &mtk_clk_dummy_ops, \ + } + +#define GATE_MM_AO_V(_id, _name, _parent, _shift) { \ + .id = _id, \ + .name = _name, \ + .parent_name = _parent, \ + .regs = &mm_v_cg_regs, \ + .shift = _shift, \ + .ops = &mtk_clk_gate_ops_setclr_enable, \ + .flags = CLK_OPS_PARENT_ENABLE, \ + } + +#define GATE_VOTE_MM_V(_id, _name, _parent, _shift) { \ + .id = _id, \ + .name = _name, \ + .parent_name = _parent, \ + .vote_comp = "mm-vote-regmap", \ + .regs = &mm_v_cg_regs, \ + .vote_regs = &mm_v_vote_regs, \ + .shift = _shift, \ + .ops = &mtk_clk_gate_ops_vote, \ + .dma_ops = &mtk_clk_gate_ops_setclr, \ + .flags = CLK_USE_VOTE | \ + CLK_OPS_PARENT_ENABLE, \ + } + +static const struct mtk_gate mm_v_clks[] = { + GATE_VOTE_MM_V(CLK_MM_V_DISP_VDISP_AO_CONFIG, "mm_v_disp_vdisp_ao_config", "ck2_disp_ck", 0), + GATE_MM_V_V(CLK_MM_V_DISP_VDISP_AO_CONFIG_DISP, "mm_v_disp_vdisp_ao_config_disp", + "mm_v_disp_vdisp_ao_config"), + GATE_VOTE_MM_V(CLK_MM_V_DISP_DPC, "mm_v_disp_dpc", "ck2_disp_ck", 16), + GATE_MM_V_V(CLK_MM_V_DISP_DPC_DISP, "mm_v_disp_dpc_disp", "mm_v_disp_dpc"), + GATE_MM_AO_V(CLK_MM_V_SMI_SUB_SOMM0, "mm_v_smi_sub_somm0", "ck2_disp_ck", 2), + GATE_MM_V_V(CLK_MM_V_SMI_SUB_SOMM0_SMI, "mm_v_smi_sub_somm0_smi", "mm_v_smi_sub_somm0"), +}; + +static const struct mtk_clk_desc mm_v_mcd = { + .clks = mm_v_clks, + .num_clks = ARRAY_SIZE(mm_v_clks), +}; + +static const struct platform_device_id clk_mt8196_vdisp_ao_id_table[] = { + { .name = "clk-mt8196-vdisp_ao", .driver_data = (kernel_ulong_t)&mm_v_mcd }, + { /* sentinel */ } +}; +MODULE_DEVICE_TABLE(platform, clk_mt8196_vdisp_ao_id_table); + +static struct platform_driver clk_mt8196_vdisp_ao_drv = { + .probe = mtk_clk_pdev_probe, + .remove = mtk_clk_pdev_remove, + .driver = { + .name = "clk-mt8196-vdisp_ao", + }, + .id_table = clk_mt8196_vdisp_ao_id_table, +}; + +module_platform_driver(clk_mt8196_vdisp_ao_drv); +MODULE_LICENSE("GPL");