From mboxrd@z Thu Jan 1 00:00:00 1970 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 53CA2CA0FF9 for ; Fri, 29 Aug 2025 11:43:36 +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-Transfer-Encoding: Content-Type: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=U5qEo0350HvOjYwJ86RvLDG+A/rGG6GcnrRDxdOdJQ8=; b=RwEspSCrnk4UgsiXaT9rh5MWgQ 1qWSMWYQDbiDUbKP6iCAQeLxq1XGjgEVn9p0dza/oXzyhYxdiS3rZrBaOqQ3J62ywiflHSt6gk9K2 /uDx88KhXbmoCXBUSmL+Ym0B0vaTizfVeZBDjjnZXGOS6fuHGzubLi20Dx8vHfFzJd+rRCpO5YkCN 4GwlIlY9Km6NDsWBtJsGZg2Wpxdu6CJzczgr/ch8uXepuo1WVsTibMcS536k7dx/xjhL7tjiU2nyz t2Ld8+8Wx5VRHe/kxAURX6WycbCNlvY0+EsQCZfdV6wzBJpRRZfuCv/eI0Z1cBP7E6igOSIxHVu8j gK05CprA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1urxVy-00000005W32-3rKq; Fri, 29 Aug 2025 11:43:30 +0000 Received: from bali.collaboradmins.com ([2a01:4f8:201:9162::2]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1urvIQ-000000057te-3rz6; Fri, 29 Aug 2025 09:21:24 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1756459281; bh=Ta4yuU5gjRUdHQ3T2GeTOnPa02+SvwvlZNIgEM1zQZk=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=I+fvC6E1j9lwwmyp7EajWxYUY9bfpjNzN9HLQmj7g/p302GAWP5bTlxEqd+p4hHKz jquowlYAGS/XXCF957u/Dt5aqdex7EeDez6/35QGcKdRBqidI+gCPR/Dt1H4x+37DC 5q/+CoCGSDIpJnO6X/3lqvwtDRGBTpvqGv2gJVdp1r2BJRgEj5i+nPvVGUBTyjlE+p 2Fsa66VCjz1OF6xvMzijx/NnJbJv/YQKCrtoD/1IbsB6dRzwyF6ydYFPySlXp2fUx7 riHHw15drjwrIx3pZ4MjLTrIVLET09Ags2bLTKns+n93C5pGcosNfLjtL6V6bSt909 7peKA6n2eaXeQ== Received: from laura.lan (unknown [IPv6:2001:b07:646b:e2:f5b1:db54:a11a:c333]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) (Authenticated sender: laura.nao) by bali.collaboradmins.com (Postfix) with ESMTPSA id A646517E1299; Fri, 29 Aug 2025 11:21:20 +0200 (CEST) From: Laura Nao To: mturquette@baylibre.com, sboyd@kernel.org, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, matthias.bgg@gmail.com, angelogioacchino.delregno@collabora.com, p.zabel@pengutronix.de, richardcochran@gmail.com Cc: guangjie.song@mediatek.com, wenst@chromium.org, linux-clk@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, netdev@vger.kernel.org, kernel@collabora.com, Laura Nao , =?UTF-8?q?N=C3=ADcolas=20F=20=2E=20R=20=2E=20A=20=2E=20Prado?= Subject: [PATCH v5 23/27] clk: mediatek: Add MT8196 disp-ao clock support Date: Fri, 29 Aug 2025 11:19:09 +0200 Message-Id: <20250829091913.131528-24-laura.nao@collabora.com> X-Mailer: git-send-email 2.39.5 In-Reply-To: <20250829091913.131528-1-laura.nao@collabora.com> References: <20250829091913.131528-1-laura.nao@collabora.com> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250829_022123_106578_0C719CE4 X-CRM114-Status: GOOD ( 16.65 ) 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 support for the MT8196 disp-ao clock controller, which provides clock gate control for the display system. It is integrated with the mtk-mmsys driver, which registers the disp-ao clock driver via platform_device_register_data(). Reviewed-by: Nícolas F. R. A. Prado Reviewed-by: AngeloGioacchino Del Regno Signed-off-by: Laura Nao --- drivers/clk/mediatek/Makefile | 2 +- drivers/clk/mediatek/clk-mt8196-vdisp_ao.c | 80 ++++++++++++++++++++++ 2 files changed, 81 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 fe5699411d8b..5b8969ff1985 100644 --- a/drivers/clk/mediatek/Makefile +++ b/drivers/clk/mediatek/Makefile @@ -157,7 +157,7 @@ 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-$(CONFIG_COMMON_CLK_MT8196_PEXTPSYS) += clk-mt8196-pextp.o obj-$(CONFIG_COMMON_CLK_MT8196_UFSSYS) += clk-mt8196-ufs_ao.o obj-$(CONFIG_COMMON_CLK_MT8365) += clk-mt8365-apmixedsys.o clk-mt8365.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..fddb69d1c3eb --- /dev/null +++ b/drivers/clk/mediatek/clk-mt8196-vdisp_ao.c @@ -0,0 +1,80 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * Copyright (c) 2025 MediaTek Inc. + * Guangjie Song + * Copyright (c) 2025 Collabora Ltd. + * Laura Nao + */ +#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_hwv_regs = { + .set_ofs = 0x0030, + .clr_ofs = 0x0034, + .sta_ofs = 0x2c18, +}; + +#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, \ + .flags = CLK_OPS_PARENT_ENABLE | \ + CLK_IS_CRITICAL, \ + } + +#define GATE_HWV_MM_V(_id, _name, _parent, _shift) { \ + .id = _id, \ + .name = _name, \ + .parent_name = _parent, \ + .regs = &mm_v_cg_regs, \ + .hwv_regs = &mm_v_hwv_regs, \ + .shift = _shift, \ + .ops = &mtk_clk_gate_hwv_ops_setclr, \ + .flags = CLK_OPS_PARENT_ENABLE, \ + } + +static const struct mtk_gate mm_v_clks[] = { + GATE_HWV_MM_V(CLK_MM_V_DISP_VDISP_AO_CONFIG, "mm_v_disp_vdisp_ao_config", "disp", 0), + GATE_HWV_MM_V(CLK_MM_V_DISP_DPC, "mm_v_disp_dpc", "disp", 16), + GATE_MM_AO_V(CLK_MM_V_SMI_SUB_SOMM0, "mm_v_smi_sub_somm0", "disp", 2), +}; + +static const struct mtk_clk_desc mm_v_mcd = { + .clks = mm_v_clks, + .num_clks = ARRAY_SIZE(mm_v_clks), +}; + +static const struct of_device_id of_match_clk_mt8196_vdisp_ao[] = { + { .compatible = "mediatek,mt8196-vdisp-ao", .data = &mm_v_mcd }, + { /* sentinel */ } +}; +MODULE_DEVICE_TABLE(of, of_match_clk_mt8196_vdisp_ao); + +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", + .of_match_table = of_match_clk_mt8196_vdisp_ao, + }, +}; +module_platform_driver(clk_mt8196_vdisp_ao_drv); + +MODULE_DESCRIPTION("MediaTek MT8196 vdisp_ao clocks driver"); +MODULE_LICENSE("GPL"); -- 2.39.5