From nobody Thu Oct 2 15:35:43 2025 Received: from bali.collaboradmins.com (bali.collaboradmins.com [148.251.105.195]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 0035436CC79; Mon, 15 Sep 2025 15:21:53 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=148.251.105.195 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1757949716; cv=none; b=bN0WTEXnGsZ2KEPjn0jzgDed4k/rCF2YA4kvV1aaBpVncL++5vkAbXwJjfMqW+TvzLcaqWtvAgJ0le/YRtqxIJS24HZIlJXTqpY9i/12Ahus6/JUiS+CjMhwEQaqkRsJEXJQed2SnzXzBZfAv4Sbn6Z9p2GV2Rvk+LuiqrgXqt8= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1757949716; c=relaxed/simple; bh=B54RrCYf2jkM/FiBRDTvuBESEdT79jYtPHih9HDGYHU=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version:Content-Type; b=ugK7EhFEfRV2SrBzHpD3XC37pEByAWQPqR12rfI6/aL6IcC98nYsq7bdJdgVfJagQXxmRgjF0TOf3//68YiJ3394pY/3xZwGCz2Xe26uCCyuSHmqFAIyc1wDy24kE1yD9aTVnYWS+E+0HzGEDGUlT4jBlO2uUMn/VV12ErwHmBw= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=collabora.com; spf=pass smtp.mailfrom=collabora.com; dkim=pass (2048-bit key) header.d=collabora.com header.i=@collabora.com header.b=BMYOg7h1; arc=none smtp.client-ip=148.251.105.195 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=collabora.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=collabora.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=collabora.com header.i=@collabora.com header.b="BMYOg7h1" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1757949712; bh=B54RrCYf2jkM/FiBRDTvuBESEdT79jYtPHih9HDGYHU=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=BMYOg7h1W/D29SCqHGjI/ImMvtKhq/HAKZYjFJd2L5aiWm0U7yVA+yJ14dxKNwXQV 6XdkufBw5lmP9b6dXxC25d138YOLEzUlYbnafvFr8s/wtCB4VE4PtchB/gRVNb9EKX d9nCjfxGgerBVeuYtfVzYvuL7rBWGQvboYTrVNjxaJjXQH6ti6D1drLS5f5Dv+Np0e ITP0iImuPBY9KESGekwjCH6UtbxRY30dNDgBKvMmY+OkGO76gTe2Idi9zm9PEOQLLZ ExTATdhz0qea/KJ2NfS7+CVLjX9GbaO52jjb+sTVaYVMgoyy4889VLTQavCr7bdXlT ouYdYGGPTGJOw== Received: from laura.lan (unknown [IPv6:2001:b07:646b:e2:1c8d:f5ba:823d:730b]) (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 A938D17E132A; Mon, 15 Sep 2025 17:21:51 +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 v6 25/27] clk: mediatek: Add MT8196 ovl1 clock support Date: Mon, 15 Sep 2025 17:19:45 +0200 Message-Id: <20250915151947.277983-26-laura.nao@collabora.com> X-Mailer: git-send-email 2.39.5 In-Reply-To: <20250915151947.277983-1-laura.nao@collabora.com> References: <20250915151947.277983-1-laura.nao@collabora.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Add support for the MT8196 ovl1 clock controller, which provides clock gate control for the display system. It is integrated with the mtk-mmsys driver, which registers the ovl1 clock driver via platform_device_register_data(). Reviewed-by: N=C3=ADcolas F. R. A. Prado Reviewed-by: AngeloGioacchino Del Regno Signed-off-by: Laura Nao --- drivers/clk/mediatek/Makefile | 2 +- drivers/clk/mediatek/clk-mt8196-ovl1.c | 154 +++++++++++++++++++++++++ 2 files changed, 155 insertions(+), 1 deletion(-) create mode 100644 drivers/clk/mediatek/clk-mt8196-ovl1.c diff --git a/drivers/clk/mediatek/Makefile b/drivers/clk/mediatek/Makefile index f42e29fcb19a..f3afd34311c8 100644 --- a/drivers/clk/mediatek/Makefile +++ b/drivers/clk/mediatek/Makefile @@ -158,7 +158,7 @@ obj-$(CONFIG_COMMON_CLK_MT8196_MCUSYS) +=3D clk-mt8196-= mcu.o obj-$(CONFIG_COMMON_CLK_MT8196_MDPSYS) +=3D clk-mt8196-mdpsys.o obj-$(CONFIG_COMMON_CLK_MT8196_MFGCFG) +=3D clk-mt8196-mfg.o obj-$(CONFIG_COMMON_CLK_MT8196_MMSYS) +=3D clk-mt8196-disp0.o clk-mt8196-d= isp1.o clk-mt8196-vdisp_ao.o \ - clk-mt8196-ovl0.o + clk-mt8196-ovl0.o clk-mt8196-ovl1.o obj-$(CONFIG_COMMON_CLK_MT8196_PEXTPSYS) +=3D clk-mt8196-pextp.o obj-$(CONFIG_COMMON_CLK_MT8196_UFSSYS) +=3D clk-mt8196-ufs_ao.o obj-$(CONFIG_COMMON_CLK_MT8365) +=3D clk-mt8365-apmixedsys.o clk-mt8365.o diff --git a/drivers/clk/mediatek/clk-mt8196-ovl1.c b/drivers/clk/mediatek/= clk-mt8196-ovl1.c new file mode 100644 index 000000000000..c8843d0d3ede --- /dev/null +++ b/drivers/clk/mediatek/clk-mt8196-ovl1.c @@ -0,0 +1,154 @@ +// 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 ovl10_cg_regs =3D { + .set_ofs =3D 0x104, + .clr_ofs =3D 0x108, + .sta_ofs =3D 0x100, +}; + +static const struct mtk_gate_regs ovl10_hwv_regs =3D { + .set_ofs =3D 0x0050, + .clr_ofs =3D 0x0054, + .sta_ofs =3D 0x2c28, +}; + +static const struct mtk_gate_regs ovl11_cg_regs =3D { + .set_ofs =3D 0x114, + .clr_ofs =3D 0x118, + .sta_ofs =3D 0x110, +}; + +static const struct mtk_gate_regs ovl11_hwv_regs =3D { + .set_ofs =3D 0x0058, + .clr_ofs =3D 0x005c, + .sta_ofs =3D 0x2c2c, +}; + +#define GATE_HWV_OVL10(_id, _name, _parent, _shift) { \ + .id =3D _id, \ + .name =3D _name, \ + .parent_name =3D _parent, \ + .regs =3D &ovl10_cg_regs, \ + .hwv_regs =3D &ovl10_hwv_regs, \ + .shift =3D _shift, \ + .ops =3D &mtk_clk_gate_hwv_ops_setclr, \ + .flags =3D CLK_OPS_PARENT_ENABLE, \ + } + +#define GATE_HWV_OVL11(_id, _name, _parent, _shift) { \ + .id =3D _id, \ + .name =3D _name, \ + .parent_name =3D _parent, \ + .regs =3D &ovl11_cg_regs, \ + .hwv_regs =3D &ovl11_hwv_regs, \ + .shift =3D _shift, \ + .ops =3D &mtk_clk_gate_hwv_ops_setclr, \ + .flags =3D CLK_OPS_PARENT_ENABLE, \ + } + +static const struct mtk_gate ovl1_clks[] =3D { + /* OVL10 */ + GATE_HWV_OVL10(CLK_OVL1_OVLSYS_CONFIG, "ovl1_ovlsys_config", "disp", 0), + GATE_HWV_OVL10(CLK_OVL1_OVL_FAKE_ENG0, "ovl1_ovl_fake_eng0", "disp", 1), + GATE_HWV_OVL10(CLK_OVL1_OVL_FAKE_ENG1, "ovl1_ovl_fake_eng1", "disp", 2), + GATE_HWV_OVL10(CLK_OVL1_OVL_MUTEX0, "ovl1_ovl_mutex0", "disp", 3), + GATE_HWV_OVL10(CLK_OVL1_OVL_EXDMA0, "ovl1_ovl_exdma0", "disp", 4), + GATE_HWV_OVL10(CLK_OVL1_OVL_EXDMA1, "ovl1_ovl_exdma1", "disp", 5), + GATE_HWV_OVL10(CLK_OVL1_OVL_EXDMA2, "ovl1_ovl_exdma2", "disp", 6), + GATE_HWV_OVL10(CLK_OVL1_OVL_EXDMA3, "ovl1_ovl_exdma3", "disp", 7), + GATE_HWV_OVL10(CLK_OVL1_OVL_EXDMA4, "ovl1_ovl_exdma4", "disp", 8), + GATE_HWV_OVL10(CLK_OVL1_OVL_EXDMA5, "ovl1_ovl_exdma5", "disp", 9), + GATE_HWV_OVL10(CLK_OVL1_OVL_EXDMA6, "ovl1_ovl_exdma6", "disp", 10), + GATE_HWV_OVL10(CLK_OVL1_OVL_EXDMA7, "ovl1_ovl_exdma7", "disp", 11), + GATE_HWV_OVL10(CLK_OVL1_OVL_EXDMA8, "ovl1_ovl_exdma8", "disp", 12), + GATE_HWV_OVL10(CLK_OVL1_OVL_EXDMA9, "ovl1_ovl_exdma9", "disp", 13), + GATE_HWV_OVL10(CLK_OVL1_OVL_BLENDER0, "ovl1_ovl_blender0", "disp", 14), + GATE_HWV_OVL10(CLK_OVL1_OVL_BLENDER1, "ovl1_ovl_blender1", "disp", 15), + GATE_HWV_OVL10(CLK_OVL1_OVL_BLENDER2, "ovl1_ovl_blender2", "disp", 16), + GATE_HWV_OVL10(CLK_OVL1_OVL_BLENDER3, "ovl1_ovl_blender3", "disp", 17), + GATE_HWV_OVL10(CLK_OVL1_OVL_BLENDER4, "ovl1_ovl_blender4", "disp", 18), + GATE_HWV_OVL10(CLK_OVL1_OVL_BLENDER5, "ovl1_ovl_blender5", "disp", 19), + GATE_HWV_OVL10(CLK_OVL1_OVL_BLENDER6, "ovl1_ovl_blender6", "disp", 20), + GATE_HWV_OVL10(CLK_OVL1_OVL_BLENDER7, "ovl1_ovl_blender7", "disp", 21), + GATE_HWV_OVL10(CLK_OVL1_OVL_BLENDER8, "ovl1_ovl_blender8", "disp", 22), + GATE_HWV_OVL10(CLK_OVL1_OVL_BLENDER9, "ovl1_ovl_blender9", "disp", 23), + GATE_HWV_OVL10(CLK_OVL1_OVL_OUTPROC0, "ovl1_ovl_outproc0", "disp", 24), + GATE_HWV_OVL10(CLK_OVL1_OVL_OUTPROC1, "ovl1_ovl_outproc1", "disp", 25), + GATE_HWV_OVL10(CLK_OVL1_OVL_OUTPROC2, "ovl1_ovl_outproc2", "disp", 26), + GATE_HWV_OVL10(CLK_OVL1_OVL_OUTPROC3, "ovl1_ovl_outproc3", "disp", 27), + GATE_HWV_OVL10(CLK_OVL1_OVL_OUTPROC4, "ovl1_ovl_outproc4", "disp", 28), + GATE_HWV_OVL10(CLK_OVL1_OVL_OUTPROC5, "ovl1_ovl_outproc5", "disp", 29), + GATE_HWV_OVL10(CLK_OVL1_OVL_MDP_RSZ0, "ovl1_ovl_mdp_rsz0", "disp", 30), + GATE_HWV_OVL10(CLK_OVL1_OVL_MDP_RSZ1, "ovl1_ovl_mdp_rsz1", "disp", 31), + /* OVL11 */ + GATE_HWV_OVL11(CLK_OVL1_OVL_DISP_WDMA0, "ovl1_ovl_disp_wdma0", "disp", 0), + GATE_HWV_OVL11(CLK_OVL1_OVL_DISP_WDMA1, "ovl1_ovl_disp_wdma1", "disp", 1), + GATE_HWV_OVL11(CLK_OVL1_OVL_UFBC_WDMA0, "ovl1_ovl_ufbc_wdma0", "disp", 2), + GATE_HWV_OVL11(CLK_OVL1_OVL_MDP_RDMA0, "ovl1_ovl_mdp_rdma0", "disp", 3), + GATE_HWV_OVL11(CLK_OVL1_OVL_MDP_RDMA1, "ovl1_ovl_mdp_rdma1", "disp", 4), + GATE_HWV_OVL11(CLK_OVL1_OVL_BWM0, "ovl1_ovl_bwm0", "disp", 5), + GATE_HWV_OVL11(CLK_OVL1_DLI0, "ovl1_dli0", "disp", 6), + GATE_HWV_OVL11(CLK_OVL1_DLI1, "ovl1_dli1", "disp", 7), + GATE_HWV_OVL11(CLK_OVL1_DLI2, "ovl1_dli2", "disp", 8), + GATE_HWV_OVL11(CLK_OVL1_DLI3, "ovl1_dli3", "disp", 9), + GATE_HWV_OVL11(CLK_OVL1_DLI4, "ovl1_dli4", "disp", 10), + GATE_HWV_OVL11(CLK_OVL1_DLI5, "ovl1_dli5", "disp", 11), + GATE_HWV_OVL11(CLK_OVL1_DLI6, "ovl1_dli6", "disp", 12), + GATE_HWV_OVL11(CLK_OVL1_DLI7, "ovl1_dli7", "disp", 13), + GATE_HWV_OVL11(CLK_OVL1_DLI8, "ovl1_dli8", "disp", 14), + GATE_HWV_OVL11(CLK_OVL1_DLO0, "ovl1_dlo0", "disp", 15), + GATE_HWV_OVL11(CLK_OVL1_DLO1, "ovl1_dlo1", "disp", 16), + GATE_HWV_OVL11(CLK_OVL1_DLO2, "ovl1_dlo2", "disp", 17), + GATE_HWV_OVL11(CLK_OVL1_DLO3, "ovl1_dlo3", "disp", 18), + GATE_HWV_OVL11(CLK_OVL1_DLO4, "ovl1_dlo4", "disp", 19), + GATE_HWV_OVL11(CLK_OVL1_DLO5, "ovl1_dlo5", "disp", 20), + GATE_HWV_OVL11(CLK_OVL1_DLO6, "ovl1_dlo6", "disp", 21), + GATE_HWV_OVL11(CLK_OVL1_DLO7, "ovl1_dlo7", "disp", 22), + GATE_HWV_OVL11(CLK_OVL1_DLO8, "ovl1_dlo8", "disp", 23), + GATE_HWV_OVL11(CLK_OVL1_DLO9, "ovl1_dlo9", "disp", 24), + GATE_HWV_OVL11(CLK_OVL1_DLO10, "ovl1_dlo10", "disp", 25), + GATE_HWV_OVL11(CLK_OVL1_DLO11, "ovl1_dlo11", "disp", 26), + GATE_HWV_OVL11(CLK_OVL1_DLO12, "ovl1_dlo12", "disp", 27), + GATE_HWV_OVL11(CLK_OVL1_OVLSYS_RELAY0, "ovl1_ovlsys_relay0", "disp", 28), + GATE_HWV_OVL11(CLK_OVL1_OVL_INLINEROT0, "ovl1_ovl_inlinerot0", "disp", 29= ), + GATE_HWV_OVL11(CLK_OVL1_SMI, "ovl1_smi", "disp", 30), +}; + +static const struct mtk_clk_desc ovl1_mcd =3D { + .clks =3D ovl1_clks, + .num_clks =3D ARRAY_SIZE(ovl1_clks), +}; + +static const struct platform_device_id clk_mt8196_ovl1_id_table[] =3D { + { .name =3D "clk-mt8196-ovl1", .driver_data =3D (kernel_ulong_t)&ovl1_mcd= }, + { /* sentinel */ } +}; +MODULE_DEVICE_TABLE(platform, clk_mt8196_ovl1_id_table); + +static struct platform_driver clk_mt8196_ovl1_drv =3D { + .probe =3D mtk_clk_pdev_probe, + .remove =3D mtk_clk_pdev_remove, + .driver =3D { + .name =3D "clk-mt8196-ovl1", + }, + .id_table =3D clk_mt8196_ovl1_id_table, +}; +module_platform_driver(clk_mt8196_ovl1_drv); + +MODULE_DESCRIPTION("MediaTek MT8196 ovl1 clocks driver"); +MODULE_LICENSE("GPL"); --=20 2.39.5