From patchwork Thu Jul 4 13:36:42 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Julien Stephan X-Patchwork-Id: 13723757 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 2D755C38150 for ; Thu, 4 Jul 2024 13:37:26 +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:Cc:To:In-Reply-To:References :Message-Id:Content-Transfer-Encoding:Content-Type:MIME-Version:Subject:Date: From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=aR61q8hgDhr03WKkpl9CU7ZLFrnw+uzUseLKjYGIOlA=; b=ZO6X6FQY6MY/Is1V7xBn0r8a9H Nl9PpeTBk/Azcm2YwtlAzdyYKv10DrQ1jrD+rPnkq94V8sKOBXdiKc9GP+YGV/2fd8dDa16JUUW27 I1WgBhScVL/kPgXbEeNbkGercpzSQfsS/i0K9yaV18ZD8+qy5gsCWQL3B5wInNsOpHtrUSjIICqms OQKrkNL2J+tmLMKJX0YXnsjQ41ZDZ40SvRSMxm6yBI40Af3i4ouefCgWzWhhuCVc5DboG3t9/wGL2 zJXpSVPUUfHexvx7IUcnyMMSxOQobP8adQU3y7AUSuT8dOA44dvLpIOgLtyAW/yLHAOQvUDp/y1Kr AgFxenKA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1sPMeL-0000000DJ3c-2odT; Thu, 04 Jul 2024 13:37:25 +0000 Received: from mail-wm1-x32f.google.com ([2a00:1450:4864:20::32f]) by bombadil.infradead.org with esmtps (Exim 4.97.1 #2 (Red Hat Linux)) id 1sPMdk-0000000DImg-27fb for linux-mediatek@lists.infradead.org; Thu, 04 Jul 2024 13:36:54 +0000 Received: by mail-wm1-x32f.google.com with SMTP id 5b1f17b1804b1-42562fde108so4415605e9.0 for ; Thu, 04 Jul 2024 06:36:47 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=baylibre-com.20230601.gappssmtp.com; s=20230601; t=1720100206; x=1720705006; darn=lists.infradead.org; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:from:to:cc:subject:date:message-id :reply-to; bh=aR61q8hgDhr03WKkpl9CU7ZLFrnw+uzUseLKjYGIOlA=; b=2HDvMb8vyZtqG61V8ELBQhTnvAmmkXK8thVSBgSlssVxR84wGvrHNJ6Ti7j6ZFIvLA CVWz6sMh4u4WnRoFqvwdAC0qOH3xHOcFSnBhNAMaAaKIr561NFDdnEgjCIBoKLl+6WWu 8imvRA9LyLM5UllbYJEwvIv8W80XrAYdW6CDfAmlbETNv47M673V3lTRcaqJe7tMq38U 43AiqsfJ5norfIau/f+EFQFtPsPf7bwkakijsHMDNUg+gwks2Tuf2sD1hr1IURiByS2b GvlOxfrJXDUSDG+dzWru+U/j05uT197qdJ9dm7f39xAjjtP/8KcQ/eo3MJWMYBSnrufN 7uxQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1720100206; x=1720705006; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=aR61q8hgDhr03WKkpl9CU7ZLFrnw+uzUseLKjYGIOlA=; b=HkgT1LchFlvm7HC3rCuxGukyrE4TYHOsLdU0Jzep8M20a6birCxqyB+WskjOQJWA3F 7aK7JBxVhdGaD4g8g+qlachNVQH11jYHF4rtlnpTfer5KzP6Fee0efFuI5hZ8Wn4YPwG j5kw15rW6VMLxRJSJNyy7iwNA2LqzQdB79lQZWNf5HQ+wLFgqzJRJUu4/B0djoc3NDDw LZ0ii+QFLPE74k8gzAj2Oubt+udILM6DXkdmW0Fv5aV7UfeY5sC1nYHN4u35tKUERWBr cho+mE+Zz3qgNSJN9ZXuVhMHelW5lD2oCKOcF2x3wWsTh8CnRE6DRjAJ3ct9PrvROXm7 F2fw== X-Forwarded-Encrypted: i=1; AJvYcCUyL1Bo0YZhp4jGi3SsrAIlVSzOWUKqnEdMFZwHLmczLKM9bruhxOVICoFXR6Nk2DrCOSK26KzJ62eTNINKnetnnaLZdi0ZcQRMwChHJbGK63ER X-Gm-Message-State: AOJu0Yy+Q/P4WmecDbPC/AjhNxNm6aHZOFKV0OQMZUoxxWGwCPbAnmhn +muffvSokKBR+PEpW0DuYc0ryHgTkzOTjF7zTHlaI5Y9V26nQAnVKNa86cNohzo= X-Google-Smtp-Source: AGHT+IFCzQBIQzYInoaPsuGyZ+t1oUplc/SV0NYCkcl4sId9WlVmOVp7ADr0mas0W7FJOwAr7ctwAQ== X-Received: by 2002:a05:600c:ad5:b0:424:798a:f7f6 with SMTP id 5b1f17b1804b1-4264a3da74cmr10941855e9.8.1720100205825; Thu, 04 Jul 2024 06:36:45 -0700 (PDT) Received: from [192.168.42.0] ([2a02:8428:e55b:1101:1e41:304e:170b:482f]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-4264a2ca5d5sm25382025e9.30.2024.07.04.06.36.44 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 04 Jul 2024 06:36:45 -0700 (PDT) From: Julien Stephan Date: Thu, 04 Jul 2024 15:36:42 +0200 Subject: [PATCH v5 3/5] media: platform: mediatek: isp_30: add mediatek ISP3.0 sensor interface MIME-Version: 1.0 Message-Id: <20240704-add-mtk-isp-3-0-support-v5-3-bfccccc5ec21@baylibre.com> References: <20240704-add-mtk-isp-3-0-support-v5-0-bfccccc5ec21@baylibre.com> In-Reply-To: <20240704-add-mtk-isp-3-0-support-v5-0-bfccccc5ec21@baylibre.com> To: Laurent Pinchart , Andy Hsieh , Mauro Carvalho Chehab , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Matthias Brugger , AngeloGioacchino Del Regno Cc: linux-media@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, Julien Stephan , Louis Kuo , Phi-bang Nguyen , Florian Sylvestre X-Mailer: b4 0.13.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240704_063649_108444_35A60403 X-CRM114-Status: GOOD ( 22.37 ) X-BeenThere: linux-mediatek@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-mediatek" Errors-To: linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org From: Louis Kuo This will add the mediatek ISP3.0 seninf (sensor interface) driver found on several Mediatek SoCs such as the mt8365. Then seninf module has 4 physical CSI-2 inputs. Depending on the soc they may not be all connected. Signed-off-by: Louis Kuo Signed-off-by: Phi-bang Nguyen Signed-off-by: Florian Sylvestre Co-developed-by: Laurent Pinchart Signed-off-by: Laurent Pinchart Co-developed-by: Julien Stephan Signed-off-by: Julien Stephan --- MAINTAINERS | 1 + drivers/media/platform/mediatek/Kconfig | 1 + drivers/media/platform/mediatek/Makefile | 1 + drivers/media/platform/mediatek/isp/Kconfig | 2 + drivers/media/platform/mediatek/isp/Makefile | 3 + drivers/media/platform/mediatek/isp/isp_30/Kconfig | 16 + .../media/platform/mediatek/isp/isp_30/Makefile | 3 + .../platform/mediatek/isp/isp_30/seninf/Makefile | 5 + .../mediatek/isp/isp_30/seninf/mtk_seninf.c | 1576 ++++++++++++++++++++ .../mediatek/isp/isp_30/seninf/mtk_seninf_reg.h | 117 ++ 10 files changed, 1725 insertions(+) diff --git a/MAINTAINERS b/MAINTAINERS index 9ac8c08ba692..5e697e288671 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -14165,6 +14165,7 @@ M: Andy Hsieh S: Supported F: Documentation/devicetree/bindings/media/mediatek,mt8365-camsv.yaml F: Documentation/devicetree/bindings/media/mediatek,mt8365-seninf.yaml +F: drivers/media/platform/mediatek/isp/isp_30/seninf/* MEDIATEK SMI DRIVER M: Yong Wu diff --git a/drivers/media/platform/mediatek/Kconfig b/drivers/media/platform/mediatek/Kconfig index 84104e2cd024..4e0a5a43f35e 100644 --- a/drivers/media/platform/mediatek/Kconfig +++ b/drivers/media/platform/mediatek/Kconfig @@ -7,3 +7,4 @@ source "drivers/media/platform/mediatek/mdp/Kconfig" source "drivers/media/platform/mediatek/vcodec/Kconfig" source "drivers/media/platform/mediatek/vpu/Kconfig" source "drivers/media/platform/mediatek/mdp3/Kconfig" +source "drivers/media/platform/mediatek/isp/Kconfig" diff --git a/drivers/media/platform/mediatek/Makefile b/drivers/media/platform/mediatek/Makefile index 38e6ba917fe5..695f05f525a6 100644 --- a/drivers/media/platform/mediatek/Makefile +++ b/drivers/media/platform/mediatek/Makefile @@ -4,3 +4,4 @@ obj-y += mdp/ obj-y += vcodec/ obj-y += vpu/ obj-y += mdp3/ +obj-y += isp/ diff --git a/drivers/media/platform/mediatek/isp/Kconfig b/drivers/media/platform/mediatek/isp/Kconfig new file mode 100644 index 000000000000..708b9a6660d2 --- /dev/null +++ b/drivers/media/platform/mediatek/isp/Kconfig @@ -0,0 +1,2 @@ +# SPDX-License-Identifier: GPL-2.0-only +source "drivers/media/platform/mediatek/isp/isp_30/Kconfig" diff --git a/drivers/media/platform/mediatek/isp/Makefile b/drivers/media/platform/mediatek/isp/Makefile new file mode 100644 index 000000000000..a81ab33d0dd3 --- /dev/null +++ b/drivers/media/platform/mediatek/isp/Makefile @@ -0,0 +1,3 @@ +# SPDX-License-Identifier: GPL-2.0-only + +obj-y += isp_30/ diff --git a/drivers/media/platform/mediatek/isp/isp_30/Kconfig b/drivers/media/platform/mediatek/isp/isp_30/Kconfig new file mode 100644 index 000000000000..9791312589fb --- /dev/null +++ b/drivers/media/platform/mediatek/isp/isp_30/Kconfig @@ -0,0 +1,16 @@ +# SPDX-License-Identifier: GPL-2.0-only +config MTK_SENINF30 + tristate "MediaTek ISP3.0 SENINF driver" + depends on VIDEO_V4L2_SUBDEV_API + depends on MEDIA_CAMERA_SUPPORT + depends on ARCH_MEDIATEK || COMPILE_TEST + depends on OF + select V4L2_FWNODE + default n + help + This driver provides a MIPI CSI-2 receiver interface to connect + an external camera module with MediaTek ISP3.0. It is able to handle + multiple cameras at the same time. + + To compile this driver as a module, choose M here: the + module will be called mtk-seninf. diff --git a/drivers/media/platform/mediatek/isp/isp_30/Makefile b/drivers/media/platform/mediatek/isp/isp_30/Makefile new file mode 100644 index 000000000000..ac3142de4739 --- /dev/null +++ b/drivers/media/platform/mediatek/isp/isp_30/Makefile @@ -0,0 +1,3 @@ +# SPDX-License-Identifier: GPL-2.0 + +obj-$(CONFIG_MTK_SENINF30) += seninf/ diff --git a/drivers/media/platform/mediatek/isp/isp_30/seninf/Makefile b/drivers/media/platform/mediatek/isp/isp_30/seninf/Makefile new file mode 100644 index 000000000000..f28480d6d6c3 --- /dev/null +++ b/drivers/media/platform/mediatek/isp/isp_30/seninf/Makefile @@ -0,0 +1,5 @@ +# SPDX-License-Identifier: GPL-2.0 + +mtk-seninf-objs += mtk_seninf.o + +obj-$(CONFIG_MTK_SENINF30) += mtk-seninf.o diff --git a/drivers/media/platform/mediatek/isp/isp_30/seninf/mtk_seninf.c b/drivers/media/platform/mediatek/isp/isp_30/seninf/mtk_seninf.c new file mode 100644 index 000000000000..44c6c2e417fb --- /dev/null +++ b/drivers/media/platform/mediatek/isp/isp_30/seninf/mtk_seninf.c @@ -0,0 +1,1576 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (c) 2022 MediaTek Inc. + */ +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include "mtk_seninf_reg.h" + +#define SENINF_TIMESTAMP_STEP 0x67 +#define SENINF_SETTLE_DELAY 0x15 +#define SENINF_HS_TRAIL_PARAMETER 0x8 + +#define SENINF_MAX_NUM_INPUTS 4 +#define SENINF_MAX_NUM_OUTPUTS 6 +#define SENINF_MAX_NUM_MUXES 6 +#define SENINF_MAX_NUM_PADS (SENINF_MAX_NUM_INPUTS + \ + SENINF_MAX_NUM_OUTPUTS) + +#define SENINF_DEFAULT_BUS_FMT MEDIA_BUS_FMT_SGRBG10_1X10 +#define SENINF_DEFAULT_WIDTH 1920 +#define SENINF_DEFAULT_HEIGHT 1080 + +#define SENINF_PAD_10BIT 0 + +#define SENINF_TEST_MODEL 0 +#define SENINF_NORMAL_MODEL 1 +#define SENINF_ALL_ERR_IRQ_EN 0x7f +#define SENINF_IRQ_CLR_SEL 0x80000000 + +#define SENINF_MIPI_SENSOR 0x8 + +#define MTK_CSI_MAX_LANES 4 + +/* Port number in the device tree. */ +enum mtk_seninf_port { + CSI_PORT_0 = 0, /* 4D1C or 2D1C */ + CSI_PORT_1, /* 4D1C */ + CSI_PORT_2, /* 4D1C */ + CSI_PORT_0B, /* 2D1C */ +}; + +enum mtk_seninf_id { + SENINF_1 = 0, + SENINF_2 = 1, + SENINF_3 = 2, + SENINF_5 = 4, +}; + +static const u32 port_to_seninf_id[] = { + [CSI_PORT_0] = SENINF_1, + [CSI_PORT_1] = SENINF_3, + [CSI_PORT_2] = SENINF_5, + [CSI_PORT_0B] = SENINF_2, +}; + +enum mtk_seninf_phy_mode { + SENINF_PHY_MODE_NONE, + SENINF_PHY_MODE_4D1C, + SENINF_PHY_MODE_2D1C, +}; + +enum mtk_seninf_format_flag { + MTK_SENINF_FORMAT_BAYER = BIT(0), + MTK_SENINF_FORMAT_DPCM = BIT(1), + MTK_SENINF_FORMAT_JPEG = BIT(2), + MTK_SENINF_FORMAT_INPUT_ONLY = BIT(3), +}; + +/** + * struct mtk_seninf_conf - Model-specific SENINF parameters + * @model: Model description + * @nb_inputs: Number of SENINF inputs + * @nb_muxes: Number of SENINF MUX (FIFO) instances + * @nb_outputs: Number of outputs (to CAM and CAMSV instances) + */ +struct mtk_seninf_conf { + const char *model; + u8 nb_inputs; + u8 nb_muxes; + u8 nb_outputs; +}; + +/** + * struct mtk_seninf_format_info - Information about media bus formats + * @code: V4L2 media bus code + * @flags: Flags describing the format, as a combination of MTK_SENINF_FORMAT_* + * @bpp: Bits per pixel + */ +struct mtk_seninf_format_info { + u32 code; + u32 flags; + u8 bpp; +}; + +/** + * struct mtk_seninf_input - SENINF input block + * @pad: DT port and media entity pad number + * @seninf_id: SENINF hardware instance ID + * @base: Memory mapped I/O based address + * @seninf: Back pointer to the mtk_seninf + * @phy: PHY connected to the input + * @phy_mode: PHY operation mode (NONE when the input is not connected) + * @bus: CSI-2 bus configuration from DT + * @source_sd: Source subdev connected to the input + */ +struct mtk_seninf_input { + enum mtk_seninf_port pad; + enum mtk_seninf_id seninf_id; + void __iomem *base; + struct mtk_seninf *seninf; + + struct phy *phy; + enum mtk_seninf_phy_mode phy_mode; + + struct v4l2_mbus_config_mipi_csi2 bus; + + struct v4l2_subdev *source_sd; +}; + +/** + * struct mtk_seninf_mux - SENINF MUX channel + * @pad: DT port and media entity pad number + * @mux_id: MUX hardware instance ID + * @base: Memory mapped I/O based address + * @seninf: Back pointer to the mtk_seninf + */ +struct mtk_seninf_mux { + unsigned int pad; + unsigned int mux_id; + void __iomem *base; + struct mtk_seninf *seninf; +}; + +/** + * struct mtk_seninf - Top-level SENINF device + * @dev: The (platform) device + * @phy: PHYs at the SENINF inputs + * @num_clks: Number of clocks in the clks array + * @clks: Clocks + * @base: Memory mapped I/O base address + * @media_dev: Media controller device + * @v4l2_dev: V4L2 device + * @subdev: V4L2 subdevice + * @pads: Media entity pads + * @notifier: V4L2 async notifier for source subdevs + * @ctrl_handler: V4L2 controls handler + * @source_format: Active format on the source pad + * @inputs: Array of SENINF inputs + * @muxes: Array of MUXes + * @conf: Model-specific SENINF parameters + * @is_testmode: Whether or not the test pattern generator is enabled + */ +struct mtk_seninf { + struct device *dev; + struct phy *phy[5]; + unsigned int num_clks; + struct clk_bulk_data *clks; + void __iomem *base; + + struct media_device media_dev; + struct v4l2_device v4l2_dev; + struct v4l2_subdev subdev; + struct media_pad pads[SENINF_MAX_NUM_PADS]; + struct v4l2_async_notifier notifier; + struct v4l2_ctrl_handler ctrl_handler; + + struct mtk_seninf_input inputs[SENINF_MAX_NUM_INPUTS]; + struct mtk_seninf_mux muxes[SENINF_MAX_NUM_MUXES]; + + const struct mtk_seninf_conf *conf; + + bool is_testmode; +}; + +inline struct mtk_seninf *sd_to_mtk_seninf(struct v4l2_subdev *sd) +{ + return container_of(sd, struct mtk_seninf, subdev); +} + +static inline bool mtk_seninf_pad_is_sink(struct mtk_seninf *priv, + unsigned int pad) +{ + return pad < priv->conf->nb_inputs; +} + +static inline bool mtk_seninf_pad_is_source(struct mtk_seninf *priv, + unsigned int pad) +{ + return !mtk_seninf_pad_is_sink(priv, pad); +} + +/* ----------------------------------------------------------------------------- + * Formats + */ + +static const struct mtk_seninf_format_info mtk_seninf_formats[] = { + { + .code = MEDIA_BUS_FMT_SBGGR8_1X8, + .flags = MTK_SENINF_FORMAT_BAYER, + .bpp = 8, + }, { + .code = MEDIA_BUS_FMT_SGBRG8_1X8, + .flags = MTK_SENINF_FORMAT_BAYER, + .bpp = 8, + }, { + .code = MEDIA_BUS_FMT_SGRBG8_1X8, + .flags = MTK_SENINF_FORMAT_BAYER, + .bpp = 8, + }, { + .code = MEDIA_BUS_FMT_SRGGB8_1X8, + .flags = MTK_SENINF_FORMAT_BAYER, + .bpp = 8, + }, { + .code = MEDIA_BUS_FMT_SGRBG10_1X10, + .flags = MTK_SENINF_FORMAT_BAYER, + .bpp = 10, + }, { + .code = MEDIA_BUS_FMT_SRGGB10_1X10, + .flags = MTK_SENINF_FORMAT_BAYER, + .bpp = 10, + }, { + .code = MEDIA_BUS_FMT_SBGGR10_1X10, + .flags = MTK_SENINF_FORMAT_BAYER, + .bpp = 10, + }, { + .code = MEDIA_BUS_FMT_SGBRG10_1X10, + .flags = MTK_SENINF_FORMAT_BAYER, + .bpp = 10, + }, { + .code = MEDIA_BUS_FMT_SBGGR12_1X12, + .flags = MTK_SENINF_FORMAT_BAYER, + .bpp = 12, + }, { + .code = MEDIA_BUS_FMT_SGBRG12_1X12, + .flags = MTK_SENINF_FORMAT_BAYER, + .bpp = 12, + }, { + .code = MEDIA_BUS_FMT_SGRBG12_1X12, + .flags = MTK_SENINF_FORMAT_BAYER, + .bpp = 12, + }, { + .code = MEDIA_BUS_FMT_SRGGB12_1X12, + .flags = MTK_SENINF_FORMAT_BAYER, + .bpp = 12, + }, { + .code = MEDIA_BUS_FMT_SBGGR14_1X14, + .flags = MTK_SENINF_FORMAT_BAYER, + .bpp = 14, + }, { + .code = MEDIA_BUS_FMT_SGBRG14_1X14, + .flags = MTK_SENINF_FORMAT_BAYER, + .bpp = 14, + }, { + .code = MEDIA_BUS_FMT_SGRBG14_1X14, + .flags = MTK_SENINF_FORMAT_BAYER, + .bpp = 14, + }, { + .code = MEDIA_BUS_FMT_SRGGB14_1X14, + .flags = MTK_SENINF_FORMAT_BAYER, + .bpp = 14, + }, { + .code = MEDIA_BUS_FMT_SBGGR16_1X16, + .flags = MTK_SENINF_FORMAT_BAYER, + .bpp = 16, + }, { + .code = MEDIA_BUS_FMT_SGBRG16_1X16, + .flags = MTK_SENINF_FORMAT_BAYER, + .bpp = 16, + }, { + .code = MEDIA_BUS_FMT_SGRBG16_1X16, + .flags = MTK_SENINF_FORMAT_BAYER, + .bpp = 16, + }, { + .code = MEDIA_BUS_FMT_SRGGB16_1X16, + .flags = MTK_SENINF_FORMAT_BAYER, + .bpp = 16, + }, { + .code = MEDIA_BUS_FMT_UYVY8_1X16, + .bpp = 16, + }, { + .code = MEDIA_BUS_FMT_VYUY8_1X16, + .bpp = 16, + }, { + .code = MEDIA_BUS_FMT_YUYV8_1X16, + .bpp = 16, + }, { + .code = MEDIA_BUS_FMT_YVYU8_1X16, + .bpp = 16, + }, { + .code = MEDIA_BUS_FMT_JPEG_1X8, + .flags = MTK_SENINF_FORMAT_JPEG, + .bpp = 8, + }, { + .code = MEDIA_BUS_FMT_S5C_UYVY_JPEG_1X8, + .flags = MTK_SENINF_FORMAT_JPEG, + .bpp = 8, + }, + /* Keep the input-only formats last. */ + { + .code = MEDIA_BUS_FMT_SGRBG10_DPCM8_1X8, + .flags = MTK_SENINF_FORMAT_DPCM | MTK_SENINF_FORMAT_INPUT_ONLY, + .bpp = 8, + }, { + .code = MEDIA_BUS_FMT_SRGGB10_DPCM8_1X8, + .flags = MTK_SENINF_FORMAT_DPCM | MTK_SENINF_FORMAT_INPUT_ONLY, + .bpp = 8, + }, { + .code = MEDIA_BUS_FMT_SBGGR10_DPCM8_1X8, + .flags = MTK_SENINF_FORMAT_DPCM | MTK_SENINF_FORMAT_INPUT_ONLY, + .bpp = 8, + }, { + .code = MEDIA_BUS_FMT_SGBRG10_DPCM8_1X8, + .flags = MTK_SENINF_FORMAT_DPCM | MTK_SENINF_FORMAT_INPUT_ONLY, + .bpp = 8, + } +}; + +static const struct mtk_seninf_format_info *mtk_seninf_format_info(u32 code) +{ + unsigned int i; + + for (i = 0; i < ARRAY_SIZE(mtk_seninf_formats); ++i) { + if (mtk_seninf_formats[i].code == code) + return &mtk_seninf_formats[i]; + } + + return NULL; +} + +static void __mtk_seninf_update(struct mtk_seninf *priv, u32 reg, + u32 mask, u32 value) +{ + u32 val = readl(priv->base + reg); + + writel((val & ~mask) | (value & mask), priv->base + reg); +} + +#define mtk_seninf_update(priv, reg, field, val) \ + __mtk_seninf_update(priv, reg, reg##_##field, \ + FIELD_PREP(reg##_##field, val)) + +static void __mtk_seninf_input_update(struct mtk_seninf_input *input, u32 reg, + u32 mask, u32 value) +{ + u32 val = readl(input->base + reg); + + writel((val & ~mask) | (value & mask), input->base + reg); +} + +#define mtk_seninf_input_update(input, reg, field, val) \ + __mtk_seninf_input_update(input, reg, reg##_##field, \ + FIELD_PREP(reg##_##field, val)) + +static u32 mtk_seninf_mux_read(struct mtk_seninf_mux *mux, u32 reg) +{ + return readl(mux->base + reg); +} + +static void mtk_seninf_mux_write(struct mtk_seninf_mux *mux, u32 reg, + u32 value) +{ + writel(value, mux->base + reg); +} + +static void __mtk_seninf_mux_update(struct mtk_seninf_mux *mux, u32 reg, + u32 mask, u32 value) +{ + u32 val = mtk_seninf_mux_read(mux, reg); + + mtk_seninf_mux_write(mux, reg, (val & ~mask) | (value & mask)); +} + +#define mtk_seninf_mux_update(mux, reg, field, val) \ + __mtk_seninf_mux_update(mux, reg, reg##_##field, \ + FIELD_PREP(reg##_##field, val)) + +/* ----------------------------------------------------------------------------- + * Hardware Configuration + * + * The SENINF is the camera sensor interface. On the input side it contains + * input channels (also named SENINF), each made of a CSI-2 receiver, an + * interface for parallel sensors, and a test pattern generator. The inputs are + * routed through a N:M crossbar switch (TOP MUX) to VC/DT filters with a FIFO + * (MUX). The MUX are routed to another N:M crossbar switch (CAM MUX), whose + * output is then connected to other IP cores. + * + * +-------------------------------------------------------+ + * | SENINF | + * | | + * +-------+ | +----------+ TOP MUX | + * | | | | SENINF | |\ CAM MUX | + * | D-PHY | ---> | CSI-2 RX | ---> | | +------------+ |\ | + * | | | | TPG | -> | | ---> | MUX (FIFO) | ---> | | ---> CAMSV + * +-------+ | +----------+ -> | | +------------+ -> | | | + * | |/ -> | | | + * | |/ | + * | | + * ... | ... ... ---> + * | | + * | | + * +-------------------------------------------------------+ + * + * The number of PHYs, SENINF and MUX differ between SoCs. MT8167 has a single + * MUX and thus no output CAM MUX crossbar switch. + */ + +static void mtk_seninf_csi2_setup_phy(struct mtk_seninf *priv) +{ + /* CSI0 */ + if (priv->inputs[CSI_PORT_0].phy) { + struct mtk_seninf_input *input = &priv->inputs[CSI_PORT_0]; + + mtk_seninf_update(priv, SENINF_TOP_PHY_SENINF_CTL_CSI0, DPHY_MODE, 0 /* 4D1C*/); + mtk_seninf_update(priv, SENINF_TOP_PHY_SENINF_CTL_CSI0, + CK_SEL_1, input->bus.clock_lane); + mtk_seninf_update(priv, SENINF_TOP_PHY_SENINF_CTL_CSI0, CK_SEL_2, 2); + mtk_seninf_update(priv, SENINF_TOP_PHY_SENINF_CTL_CSI0, + PHY_SENINF_LANE_MUX_CSI0_EN, 1); + } + + /* CSI1 */ + if (priv->inputs[CSI_PORT_1].phy) { + struct mtk_seninf_input *input = &priv->inputs[CSI_PORT_1]; + + mtk_seninf_update(priv, SENINF_TOP_PHY_SENINF_CTL_CSI1, DPHY_MODE, 0 /* 4D1C */); + mtk_seninf_update(priv, SENINF_TOP_PHY_SENINF_CTL_CSI1, + CK_SEL_1, input->bus.clock_lane); + mtk_seninf_update(priv, SENINF_TOP_PHY_SENINF_CTL_CSI1, + PHY_SENINF_LANE_MUX_CSI1_EN, 1); + } +} + +static void mtk_seninf_input_setup_csi2_rx(struct mtk_seninf_input *input) +{ + unsigned int lanes[MTK_CSI_MAX_LANES] = { }; + unsigned int i; + + /* + * Configure data lane muxing. In 2D1C mode, lanes 0 to 2 correspond to + * CSIx[AB]_L{0,1,2}, and in 4D1C lanes 0 to 5 correspond to + * CSIxA_L{0,1,2}, CSIxB_L{0,1,2}. + * + * The clock lane must be skipped when calculating the index of the + * physical data lane. For instance, in 4D1C mode, the sensor clock + * lane is typically connected to lane 2 (CSIxA_L2), and the sensor + * data lanes 0-3 to lanes 1 (CSIxA_L1), 3 (CSIxB_L0), 0 (CSIxA_L0) and + * 4 (CSIxB_L1). The when skipping the clock lane, the data lane + * indices become 1, 2, 0 and 3. + */ + for (i = 0; i < input->bus.num_data_lanes; ++i) { + lanes[i] = input->bus.data_lanes[i]; + if (lanes[i] > input->bus.clock_lane) + lanes[i]--; + } + + mtk_seninf_input_update(input, MIPI_RX_CON24_CSI0, CSI0_BIST_LN0_MUX, lanes[0]); + mtk_seninf_input_update(input, MIPI_RX_CON24_CSI0, CSI0_BIST_LN1_MUX, lanes[1]); + mtk_seninf_input_update(input, MIPI_RX_CON24_CSI0, CSI0_BIST_LN2_MUX, lanes[2]); + mtk_seninf_input_update(input, MIPI_RX_CON24_CSI0, CSI0_BIST_LN3_MUX, lanes[3]); +} + +static s64 mtk_seninf_get_clk_divider(struct mtk_seninf *priv, + enum mtk_seninf_id seninf_id, + u8 bpp, unsigned int num_data_lanes) +{ + struct media_entity *entity = &priv->subdev.entity; + struct media_pad *pad; + struct v4l2_subdev *sd; + s64 link_frequency, pixel_clock; + + if (!(entity->pads[seninf_id].flags & MEDIA_PAD_FL_SINK)) + return -ENODEV; + + pad = media_pad_remote_pad_first(&entity->pads[seninf_id]); + if (!pad) + return -ENOENT; + + if (!is_media_entity_v4l2_subdev(pad->entity)) + return -ENOENT; + + sd = media_entity_to_v4l2_subdev(pad->entity); + link_frequency = v4l2_get_link_freq(sd->ctrl_handler, bpp, num_data_lanes * 2); + pixel_clock = div_u64(link_frequency * 2 * num_data_lanes, bpp); + /* + * According to datasheet: Sensor master clock = ISP_clock/(CLKCNT +1) + * we also have the following constraint: pixel_clock >= Sensor master clock + */ + return div_u64(clk_get_rate(priv->clks[0].clk), pixel_clock) - 1; +} + +static int mtk_seninf_input_setup_csi2(struct mtk_seninf *priv, + struct mtk_seninf_input *input, + struct v4l2_subdev_state *state) +{ + const struct mtk_seninf_format_info *fmtinfo; + const struct v4l2_mbus_framefmt *format; + unsigned int num_data_lanes = input->bus.num_data_lanes; + unsigned int val = 0; + s64 clock_count; + + format = v4l2_subdev_state_get_format(state, input->pad, 0); + fmtinfo = mtk_seninf_format_info(format->code); + + /* Configure timestamp */ + writel(SENINF_TIMESTAMP_STEP, input->base + SENINF_TG1_TM_STP); + + /* HQ */ + /* + * Configure phase counter. Zero means: + * - Sensor master clock: ISP_CLK + * - Sensor clock polarity: Rising edge + * - Sensor reset deasserted + * - Sensor powered up + * - Pixel clock inversion disabled + * - Sensor master clock polarity disabled + * - Phase counter disabled + */ + writel(0x0, input->base + SENINF_TG1_PH_CNT); + + clock_count = mtk_seninf_get_clk_divider(priv, input->seninf_id, fmtinfo->bpp, + num_data_lanes); + if (clock_count < 0) + return clock_count; + + clock_count = FIELD_PREP(GENMASK(21, 16), clock_count) | 0x1; + writel(clock_count, input->base + SENINF_TG1_SEN_CK); + + /* First Enable Sensor interface and select pad (0x1a04_0200) */ + mtk_seninf_input_update(input, SENINF_CTRL, SENINF_EN, 1); + mtk_seninf_input_update(input, SENINF_CTRL, PAD2CAM_DATA_SEL, SENINF_PAD_10BIT); + mtk_seninf_input_update(input, SENINF_CTRL, SENINF_SRC_SEL, 0); + mtk_seninf_input_update(input, SENINF_CTRL_EXT, SENINF_CSI2_IP_EN, 1); + mtk_seninf_input_update(input, SENINF_CTRL_EXT, SENINF_NCSI2_IP_EN, 0); + + /* DPCM Enable */ + if (fmtinfo->flags & MTK_SENINF_FORMAT_DPCM) + val = SENINF_CSI2_DPCM_DI_2A_DPCM_EN; + else + val = SENINF_CSI2_DPCM_DI_30_DPCM_EN; + writel(val, input->base + SENINF_CSI2_DPCM); + + /* Settle delay */ + mtk_seninf_input_update(input, SENINF_CSI2_LNRD_TIMING, + DATA_SETTLE_PARAMETER, SENINF_SETTLE_DELAY); + + /* CSI2 control */ + val = readl(input->base + SENINF_CSI2_CTL) + | (FIELD_PREP(SENINF_CSI2_CTL_ED_SEL, DATA_HEADER_ORDER_DI_WCL_WCH) + | SENINF_CSI2_CTL_CLOCK_LANE_EN | (BIT(num_data_lanes) - 1)); + writel(val, input->base + SENINF_CSI2_CTL); + + mtk_seninf_input_update(input, SENINF_CSI2_RESYNC_MERGE_CTL, BYPASS_LANE_RESYNC, 0); + mtk_seninf_input_update(input, SENINF_CSI2_RESYNC_MERGE_CTL, CDPHY_SEL, 0); + mtk_seninf_input_update(input, SENINF_CSI2_RESYNC_MERGE_CTL, CPHY_LANE_RESYNC_CNT, 3); + mtk_seninf_input_update(input, SENINF_CSI2_MODE, CSR_CSI2_MODE, 0); + mtk_seninf_input_update(input, SENINF_CSI2_MODE, CSR_CSI2_HEADER_LEN, 0); + mtk_seninf_input_update(input, SENINF_CSI2_DPHY_SYNC, SYNC_SEQ_MASK_0, 0xff00); + mtk_seninf_input_update(input, SENINF_CSI2_DPHY_SYNC, SYNC_SEQ_PAT_0, 0x001d); + + mtk_seninf_input_update(input, SENINF_CSI2_CTL, CLOCK_HS_OPTION, 0); + mtk_seninf_input_update(input, SENINF_CSI2_CTL, HSRX_DET_EN, 0); + mtk_seninf_input_update(input, SENINF_CSI2_CTL, HS_TRAIL_EN, 1); + mtk_seninf_input_update(input, SENINF_CSI2_HS_TRAIL, HS_TRAIL_PARAMETER, + SENINF_HS_TRAIL_PARAMETER); + + /* Set debug port to output packet number */ + mtk_seninf_input_update(input, SENINF_CSI2_DGB_SEL, DEBUG_EN, 1); + mtk_seninf_input_update(input, SENINF_CSI2_DGB_SEL, DEBUG_SEL, 0x1a); + + /* HQ */ + writel(0xfffffffe, input->base + SENINF_CSI2_SPARE0); + + /* Enable CSI2 IRQ mask */ + /* Turn on all interrupt */ + writel(0xffffffff, input->base + SENINF_CSI2_INT_EN); + /* Write clear CSI2 IRQ */ + writel(0xffffffff, input->base + SENINF_CSI2_INT_STATUS); + writel(0xffffffff, input->base + SENINF_CSI2_INT_STATUS_EXT); + /* Enable CSI2 Extend IRQ mask */ + writel(0xffffffff, input->base + SENINF_CSI2_INT_EN_EXT); + /* Reset the CSI2 to commit changes */ + mtk_seninf_input_update(input, SENINF_CTRL, CSI2_SW_RST, 1); + udelay(1); + mtk_seninf_input_update(input, SENINF_CTRL, CSI2_SW_RST, 0); + + return 0; +} + +static void mtk_seninf_mux_setup(struct mtk_seninf_mux *mux, + struct mtk_seninf_input *input, + struct v4l2_subdev_state *state) +{ + const struct mtk_seninf_format_info *fmtinfo; + const struct v4l2_mbus_framefmt *format; + unsigned int pix_sel_ext; + unsigned int pix_sel; + unsigned int hs_pol = 0; + unsigned int vs_pol = 0; + unsigned int val; + u32 rst_mask; + + format = v4l2_subdev_state_get_format(state, input->pad, 0); + fmtinfo = mtk_seninf_format_info(format->code); + + /* Enable mux */ + mtk_seninf_mux_update(mux, SENINF_MUX_CTRL, SENINF_MUX_EN, 1); + mtk_seninf_mux_update(mux, SENINF_MUX_CTRL, SENINF_SRC_SEL, SENINF_MIPI_SENSOR); + mtk_seninf_mux_update(mux, SENINF_MUX_CTRL_EXT, SENINF_SRC_SEL_EXT, SENINF_NORMAL_MODEL); + + pix_sel_ext = 0; + pix_sel = 1; + mtk_seninf_mux_update(mux, SENINF_MUX_CTRL_EXT, SENINF_PIX_SEL_EXT, pix_sel_ext); + mtk_seninf_mux_update(mux, SENINF_MUX_CTRL, SENINF_PIX_SEL, pix_sel); + + if (fmtinfo->flags & MTK_SENINF_FORMAT_JPEG) { + mtk_seninf_mux_update(mux, SENINF_MUX_CTRL, FIFO_FULL_WR_EN, 0); + mtk_seninf_mux_update(mux, SENINF_MUX_CTRL, FIFO_FLUSH_EN, + FIFO_FLUSH_EN_JPEG_2_PIXEL_MODE); + mtk_seninf_mux_update(mux, SENINF_MUX_CTRL, FIFO_PUSH_EN, + FIFO_PUSH_EN_JPEG_2_PIXEL_MODE); + } else { + mtk_seninf_mux_update(mux, SENINF_MUX_CTRL, FIFO_FULL_WR_EN, 2); + mtk_seninf_mux_update(mux, SENINF_MUX_CTRL, FIFO_FLUSH_EN, + FIFO_FLUSH_EN_NORMAL_MODE); + mtk_seninf_mux_update(mux, SENINF_MUX_CTRL, FIFO_PUSH_EN, FIFO_PUSH_EN_NORMAL_MODE); + } + + mtk_seninf_mux_update(mux, SENINF_MUX_CTRL, SENINF_HSYNC_POL, hs_pol); + mtk_seninf_mux_update(mux, SENINF_MUX_CTRL, SENINF_VSYNC_POL, vs_pol); + + val = mtk_seninf_mux_read(mux, SENINF_MUX_CTRL); + rst_mask = SENINF_MUX_CTRL_SENINF_IRQ_SW_RST | SENINF_MUX_CTRL_SENINF_MUX_SW_RST; + + mtk_seninf_mux_write(mux, SENINF_MUX_CTRL, val | rst_mask); + mtk_seninf_mux_write(mux, SENINF_MUX_CTRL, val & ~rst_mask); + + /* HQ */ + val = SENINF_FIFO_FULL_SEL; + + /* SPARE field meaning is unknown */ + val |= 0xc0000; + mtk_seninf_mux_write(mux, SENINF_MUX_SPARE, val); +} + +static void mtk_seninf_top_mux_setup(struct mtk_seninf *priv, + enum mtk_seninf_id seninf_id, + struct mtk_seninf_mux *mux) +{ + unsigned int val; + + /* + * Use the top mux (from SENINF input to MUX) to configure routing, and + * hardcode a 1:1 mapping from the MUX instances to the SENINF outputs. + */ + val = readl(priv->base + SENINF_TOP_MUX_CTRL) + & ~(0xf << (mux->mux_id * 4)); + val |= (seninf_id & 0xf) << (mux->mux_id * 4); + writel(val, priv->base + SENINF_TOP_MUX_CTRL); + + /* + * We currently support only seninf version 3.0 + * where camsv0 and camsv1 are hardwired respectively to + * SENINF_CAM2 and SENINF_CAM3 i.e : + * - SENINF_TOP_CAM_MUX_CTRL[11:8] = 0 + * - SENINF_TOP_CAM_MUX_CTRL[15:12] = 1 + * so we hardcode it here + */ + mtk_seninf_update(priv, SENINF_TOP_CAM_MUX_CTRL, SENINF_CAM2_MUX_SRC_SEL, 0); + mtk_seninf_update(priv, SENINF_TOP_CAM_MUX_CTRL, SENINF_CAM3_MUX_SRC_SEL, 1); + +} + +static void seninf_enable_test_pattern(struct mtk_seninf *priv, + struct v4l2_subdev_state *state) +{ + struct mtk_seninf_input *input = &priv->inputs[CSI_PORT_0]; + struct mtk_seninf_mux *mux = &priv->muxes[0]; + const struct mtk_seninf_format_info *fmtinfo; + const struct v4l2_mbus_framefmt *format; + unsigned int val; + unsigned int pix_sel_ext; + unsigned int pix_sel; + unsigned int hs_pol = 0; + unsigned int vs_pol = 0; + unsigned int seninf = 0; + unsigned int tm_size = 0; + unsigned int mux_id = mux->mux_id; + + format = v4l2_subdev_state_get_format(state, priv->conf->nb_inputs, 0); + fmtinfo = mtk_seninf_format_info(format->code); + + mtk_seninf_update(priv, SENINF_TOP_CTRL, MUX_LP_MODE, 0); + + mtk_seninf_update(priv, SENINF_TOP_CTRL, SENINF_PCLK_EN, 1); + mtk_seninf_update(priv, SENINF_TOP_CTRL, SENINF2_PCLK_EN, 1); + + mtk_seninf_input_update(input, SENINF_CTRL, SENINF_EN, 1); + mtk_seninf_input_update(input, SENINF_CTRL, SENINF_SRC_SEL, 1); + mtk_seninf_input_update(input, SENINF_CTRL_EXT, SENINF_TESTMDL_IP_EN, 1); + + mtk_seninf_input_update(input, SENINF_TG1_TM_CTL, TM_EN, 1); + mtk_seninf_input_update(input, SENINF_TG1_TM_CTL, TM_PAT, 0xc); + mtk_seninf_input_update(input, SENINF_TG1_TM_CTL, TM_VSYNC, 4); + mtk_seninf_input_update(input, SENINF_TG1_TM_CTL, TM_DUMMYPXL, 0x28); + + if (fmtinfo->flags & MTK_SENINF_FORMAT_BAYER) + mtk_seninf_input_update(input, SENINF_TG1_TM_CTL, TM_FMT, 0x0); + else + mtk_seninf_input_update(input, SENINF_TG1_TM_CTL, TM_FMT, 0x1); + + tm_size = FIELD_PREP(SENINF_TG1_TM_SIZE_TM_LINE, format->height + 8); + switch (format->code) { + case MEDIA_BUS_FMT_UYVY8_1X16: + case MEDIA_BUS_FMT_VYUY8_1X16: + case MEDIA_BUS_FMT_YUYV8_1X16: + case MEDIA_BUS_FMT_YVYU8_1X16: + tm_size |= FIELD_PREP(SENINF_TG1_TM_SIZE_TM_PXL, format->width * 2); + break; + default: + tm_size |= FIELD_PREP(SENINF_TG1_TM_SIZE_TM_PXL, format->width); + break; + } + writel(tm_size, input->base + SENINF_TG1_TM_SIZE); + + writel(TEST_MODEL_CLK_DIVIDED_CNT, input->base + SENINF_TG1_TM_CLK); + writel(TIME_STAMP_DIVIDER, input->base + SENINF_TG1_TM_STP); + + /* Set top mux */ + val = (readl(priv->base + SENINF_TOP_MUX_CTRL) & (~(0xf << (mux_id * 4)))) | + ((seninf & 0xf) << (mux_id * 4)); + writel(val, priv->base + SENINF_TOP_MUX_CTRL); + + mtk_seninf_mux_update(mux, SENINF_MUX_CTRL, SENINF_MUX_EN, 1); + mtk_seninf_mux_update(mux, SENINF_MUX_CTRL_EXT, SENINF_SRC_SEL_EXT, SENINF_TEST_MODEL); + mtk_seninf_mux_update(mux, SENINF_MUX_CTRL, SENINF_SRC_SEL, 1); + + pix_sel_ext = 0; + pix_sel = 1; + + mtk_seninf_mux_update(mux, SENINF_MUX_CTRL_EXT, + SENINF_PIX_SEL_EXT, pix_sel_ext); + + mtk_seninf_mux_update(mux, SENINF_MUX_CTRL, SENINF_PIX_SEL, pix_sel); + + mtk_seninf_mux_update(mux, SENINF_MUX_CTRL, FIFO_PUSH_EN, 0x1f); + mtk_seninf_mux_update(mux, SENINF_MUX_CTRL, FIFO_FLUSH_EN, 0x1b); + mtk_seninf_mux_update(mux, SENINF_MUX_CTRL, FIFO_FULL_WR_EN, 2); + + mtk_seninf_mux_update(mux, SENINF_MUX_CTRL, SENINF_HSYNC_POL, hs_pol); + mtk_seninf_mux_update(mux, SENINF_MUX_CTRL, SENINF_VSYNC_POL, vs_pol); + mtk_seninf_mux_update(mux, SENINF_MUX_CTRL, SENINF_HSYNC_MASK, 1); + + mtk_seninf_mux_write(mux, SENINF_MUX_INTEN, + SENINF_IRQ_CLR_SEL | SENINF_ALL_ERR_IRQ_EN); + + mtk_seninf_mux_write(mux, SENINF_MUX_CTRL, + mtk_seninf_mux_read(mux, SENINF_MUX_CTRL) | + SENINF_MUX_CTRL_SENINF_IRQ_SW_RST | + SENINF_MUX_CTRL_SENINF_MUX_SW_RST); + udelay(1); + mtk_seninf_mux_write(mux, SENINF_MUX_CTRL, + mtk_seninf_mux_read(mux, SENINF_MUX_CTRL) & + ~(SENINF_MUX_CTRL_SENINF_IRQ_SW_RST | + SENINF_MUX_CTRL_SENINF_MUX_SW_RST)); + + //check this + writel(0x76540010, priv->base + SENINF_TOP_CAM_MUX_CTRL); + /* + * We currently support only seninf version 3.0 + * where camsv0 and camsv1 are hardwired respectively to + * test pattern is valid only for seninf_1 (id 0) i.e : + * - SENINF_TOP_CAM_MUX_CTRL[11:8] = 0 + * - SENINF_TOP_CAM_MUX_CTRL[15:12] = 0 + * so we hardcode it here + */ + mtk_seninf_update(priv, SENINF_TOP_CAM_MUX_CTRL, SENINF_CAM2_MUX_SRC_SEL, 0); + mtk_seninf_update(priv, SENINF_TOP_CAM_MUX_CTRL, SENINF_CAM3_MUX_SRC_SEL, 0); +} + +static int mtk_seninf_start(struct mtk_seninf *priv, + struct v4l2_subdev_state *state, + struct mtk_seninf_input *input, + struct mtk_seninf_mux *mux) +{ + int ret; + + phy_power_on(input->phy); + + mtk_seninf_input_setup_csi2_rx(input); + ret = mtk_seninf_input_setup_csi2(priv, input, state); + if (ret) + return ret; + + mtk_seninf_mux_setup(mux, input, state); + mtk_seninf_top_mux_setup(priv, input->seninf_id, mux); + return 0; +} + +static void mtk_seninf_stop(struct mtk_seninf *priv, + struct mtk_seninf_input *input) +{ + unsigned int val; + + /* Disable CSI2(2.5G) first */ + val = readl(input->base + SENINF_CSI2_CTL); + val &= ~(SENINF_CSI2_CTL_CLOCK_LANE_EN | + SENINF_CSI2_CTL_DATA_LANE3_EN | + SENINF_CSI2_CTL_DATA_LANE2_EN | + SENINF_CSI2_CTL_DATA_LANE1_EN | + SENINF_CSI2_CTL_DATA_LANE0_EN); + writel(val, input->base + SENINF_CSI2_CTL); + + if (!priv->is_testmode) + phy_power_off(input->phy); +} + +/* ----------------------------------------------------------------------------- + * V4L2 Controls + */ + +static int seninf_set_ctrl(struct v4l2_ctrl *ctrl) +{ + struct mtk_seninf *priv = container_of(ctrl->handler, + struct mtk_seninf, ctrl_handler); + + switch (ctrl->id) { + case V4L2_CID_TEST_PATTERN: + priv->is_testmode = !!ctrl->val; + break; + } + + return 0; +} + +static const struct v4l2_ctrl_ops seninf_ctrl_ops = { + .s_ctrl = seninf_set_ctrl, +}; + +static const char *const seninf_test_pattern_menu[] = { + "No test pattern", + "Static horizontal color bars", +}; + +static int seninf_initialize_controls(struct mtk_seninf *priv) +{ + struct v4l2_ctrl_handler *handler; + int ret; + + handler = &priv->ctrl_handler; + ret = v4l2_ctrl_handler_init(handler, 2); + if (ret) + return ret; + + v4l2_ctrl_new_std_menu_items(handler, &seninf_ctrl_ops, + V4L2_CID_TEST_PATTERN, + ARRAY_SIZE(seninf_test_pattern_menu) - 1, + 0, 0, seninf_test_pattern_menu); + + priv->is_testmode = false; + + if (handler->error) { + ret = handler->error; + dev_err(priv->dev, + "Failed to init controls(%d)\n", ret); + v4l2_ctrl_handler_free(handler); + return ret; + } + + priv->subdev.ctrl_handler = handler; + + return 0; +} + +/* ----------------------------------------------------------------------------- + * V4L2 Subdev Operations + */ +static int seninf_s_stream(struct v4l2_subdev *sd, unsigned int source_pad, + int on) +{ + struct mtk_seninf *priv = sd_to_mtk_seninf(sd); + struct v4l2_subdev_state *state; + struct mtk_seninf_input *input; + struct mtk_seninf_mux *mux; + struct v4l2_subdev *source; + u32 sink_pad; + int ret; + + /* Stream control can only operate on source pads. */ + if (source_pad < priv->conf->nb_inputs || + source_pad >= priv->conf->nb_inputs + priv->conf->nb_outputs) + return -EINVAL; + + /* + * Locate the SENINF input and MUX for the source pad. + * + * Hardcode a 1:1 mapping of MUX instances to SENINF + * outputs to match the TOP_CAM_MUX configuration in + * mtk_seninf_top_mux_setup(). + */ + state = v4l2_subdev_lock_and_get_active_state(&priv->subdev); + if (!state) + return -EPIPE; + + ret = v4l2_subdev_routing_find_opposite_end(&state->routing, source_pad, 0, &sink_pad, + NULL); + if (ret) { + dev_dbg(priv->dev, "No sink pad routed to source pad %u\n", source_pad); + goto unlock; + } + + input = &priv->inputs[sink_pad]; + mux = &priv->muxes[source_pad - priv->conf->nb_inputs]; + + if (!on) { + if (!priv->is_testmode) { + source = input->source_sd; + ret = v4l2_subdev_call(source, video, s_stream, 0); + if (ret) + dev_err(priv->dev, + "failed to stop source %s: %d\n", + source->entity.name, ret); + } + + mtk_seninf_stop(priv, input); + pm_runtime_put(priv->dev); + goto unlock; + } + + ret = pm_runtime_get_sync(priv->dev); + if (ret < 0) { + dev_err(priv->dev, "Failed to pm_runtime_get_sync: %d\n", ret); + pm_runtime_put_noidle(priv->dev); + goto unlock; + } + + /* If test mode is enabled, just enable the test pattern generator. */ + if (priv->is_testmode) { + seninf_enable_test_pattern(priv, state); + ret = 0; + goto unlock; + } + + /* Start the SENINF first and then the source. */ + ret = mtk_seninf_start(priv, state, input, mux); + if (ret) { + dev_err(priv->dev, "failed to start seninf: %d\n", ret); + return ret; + } + + source = input->source_sd; + ret = v4l2_subdev_call(source, video, s_stream, 1); + if (ret) { + dev_err(priv->dev, "failed to start source %s: %d\n", + source->entity.name, ret); + mtk_seninf_stop(priv, input); + pm_runtime_put(priv->dev); + } + +unlock: + v4l2_subdev_unlock_state(state); + return ret; +}; + +static int seninf_enable_streams(struct v4l2_subdev *sd, + struct v4l2_subdev_state *state, u32 pad, + u64 streams_mask) +{ + return seninf_s_stream(sd, pad, 1); +} + +static int seninf_disable_streams(struct v4l2_subdev *sd, + struct v4l2_subdev_state *state, u32 pad, + u64 streams_mask) +{ + return seninf_s_stream(sd, pad, 0); +} + +static const struct v4l2_mbus_framefmt mtk_seninf_default_fmt = { + .code = SENINF_DEFAULT_BUS_FMT, + .width = SENINF_DEFAULT_WIDTH, + .height = SENINF_DEFAULT_HEIGHT, + .field = V4L2_FIELD_NONE, + .colorspace = V4L2_COLORSPACE_SRGB, + .xfer_func = V4L2_XFER_FUNC_DEFAULT, + .ycbcr_enc = V4L2_YCBCR_ENC_DEFAULT, + .quantization = V4L2_QUANTIZATION_DEFAULT, +}; + +static int __seninf_set_routing(struct v4l2_subdev *sd, + struct v4l2_subdev_state *state, + struct v4l2_subdev_krouting *routing) +{ + int ret; + + ret = v4l2_subdev_routing_validate(sd, routing, V4L2_SUBDEV_ROUTING_ONLY_1_TO_1); + if (ret) + return ret; + + return v4l2_subdev_set_routing_with_fmt(sd, state, routing, + &mtk_seninf_default_fmt); +} + +static int seninf_init_state(struct v4l2_subdev *sd, + struct v4l2_subdev_state *state) +{ + struct mtk_seninf *priv = sd_to_mtk_seninf(sd); + struct v4l2_subdev_route routes[SENINF_MAX_NUM_OUTPUTS] = { }; + struct v4l2_subdev_krouting routing = { + .routes = routes, + .num_routes = priv->conf->nb_outputs, + }; + unsigned int i; + + /* + * Initialize one route for supported source pads. + * It is a single route from the first sink pad to the source pad, + * while on SENINF 5.0 the routing table will map sink pads to source + * pads connected to CAMSV 1:1 (skipping the first two source pads + * connected to the CAM instances). + */ + for (i = 0; i < routing.num_routes; i++) { + struct v4l2_subdev_route *route = &routes[i]; + + route->sink_pad = i; + route->sink_stream = 0; + route->source_pad = priv->conf->nb_inputs + i; + route->source_stream = 0; + route->flags = V4L2_SUBDEV_ROUTE_FL_ACTIVE; + } + + return __seninf_set_routing(sd, state, &routing); +} + +static int seninf_enum_mbus_code(struct v4l2_subdev *sd, + struct v4l2_subdev_state *state, + struct v4l2_subdev_mbus_code_enum *code) +{ + const struct mtk_seninf_format_info *fmtinfo; + struct mtk_seninf *priv = sd_to_mtk_seninf(sd); + + if (code->index >= ARRAY_SIZE(mtk_seninf_formats)) + return -EINVAL; + + fmtinfo = &mtk_seninf_formats[code->index]; + if (fmtinfo->flags & MTK_SENINF_FORMAT_INPUT_ONLY && + mtk_seninf_pad_is_source(priv, code->pad)) + return -EINVAL; + + code->code = fmtinfo->code; + + return 0; +} + +static int seninf_set_fmt(struct v4l2_subdev *sd, + struct v4l2_subdev_state *state, + struct v4l2_subdev_format *fmt) +{ + struct mtk_seninf *priv = sd_to_mtk_seninf(sd); + const struct mtk_seninf_format_info *fmtinfo; + struct v4l2_mbus_framefmt *format; + + /* + * TODO (?): We should disallow setting formats on the source pad + * completely, as the SENINF can't perform any processing. This would + * however break usage of the test pattern generator, as there would be + * no way to configure formats at all when no active input is selected. + */ + + /* + * Default to the first format if the requested media bus code isn't + * supported. + */ + fmtinfo = mtk_seninf_format_info(fmt->format.code); + if (!fmtinfo) { + fmtinfo = &mtk_seninf_formats[0]; + fmt->format.code = fmtinfo->code; + } + + /* Interlaced formats are not supported yet. */ + fmt->format.field = V4L2_FIELD_NONE; + + /* Store the format. */ + format = v4l2_subdev_state_get_format(state, fmt->pad, fmt->stream); + if (!format) + return -EINVAL; + + *format = fmt->format; + + if (mtk_seninf_pad_is_source(priv, fmt->pad)) + return 0; + + /* Propagate the format to the corresponding source pad. */ + format = v4l2_subdev_state_get_opposite_stream_format(state, fmt->pad, + fmt->stream); + if (!format) + return -EINVAL; + + *format = fmt->format; + + return 0; +} + +static int seninf_set_routing(struct v4l2_subdev *sd, + struct v4l2_subdev_state *state, + enum v4l2_subdev_format_whence which, + struct v4l2_subdev_krouting *routing) +{ + return __seninf_set_routing(sd, state, routing); +} + +static const struct v4l2_subdev_core_ops seninf_subdev_core_ops = { + .subscribe_event = v4l2_ctrl_subdev_subscribe_event, + .unsubscribe_event = v4l2_event_subdev_unsubscribe, +}; + +static const struct v4l2_subdev_pad_ops seninf_subdev_pad_ops = { + .enum_mbus_code = seninf_enum_mbus_code, + .get_fmt = v4l2_subdev_get_fmt, + .set_fmt = seninf_set_fmt, + .link_validate = v4l2_subdev_link_validate_default, + .set_routing = seninf_set_routing, + .enable_streams = seninf_enable_streams, + .disable_streams = seninf_disable_streams, +}; + +static const struct v4l2_subdev_ops seninf_subdev_ops = { + .core = &seninf_subdev_core_ops, + .pad = &seninf_subdev_pad_ops, +}; + +static const struct v4l2_subdev_internal_ops seninf_subdev_internal_ops = { + .init_state = seninf_init_state, +}; + +/* ----------------------------------------------------------------------------- + * Media Entity Operations + */ + +static const struct media_entity_operations seninf_media_ops = { + .get_fwnode_pad = v4l2_subdev_get_fwnode_pad_1_to_1, + .link_validate = v4l2_subdev_link_validate, +}; + +/* ----------------------------------------------------------------------------- + * Async Subdev Notifier + */ + +struct mtk_seninf_async_subdev { + struct v4l2_async_connection asc; + struct mtk_seninf_input *input; + unsigned int port; +}; + +static int mtk_seninf_fwnode_parse(struct device *dev, + unsigned int id) + +{ + static const char * const phy_names[] = { "csi0", "csi1", "csi2", "csi0b"}; + struct mtk_seninf *priv = dev_get_drvdata(dev); + struct fwnode_handle *ep, *fwnode; + struct mtk_seninf_input *input; + struct mtk_seninf_async_subdev *asd; + struct v4l2_fwnode_endpoint vep = { .bus_type = V4L2_MBUS_CSI2_DPHY }; + unsigned int port; + int ret; + + ep = fwnode_graph_get_endpoint_by_id(dev_fwnode(dev), id, 0, 0); + if (!ep) + return 0; + + fwnode = fwnode_graph_get_remote_endpoint(ep); + ret = v4l2_fwnode_endpoint_parse(ep, &vep); + if (ret) { + dev_err(dev, "Failed to parse %pOF\n", to_of_node(fwnode)); + ret = -EINVAL; + goto out; + } + + asd = v4l2_async_nf_add_fwnode(&priv->notifier, fwnode, + struct mtk_seninf_async_subdev); + if (IS_ERR(asd)) { + ret = PTR_ERR(asd); + goto out; + } + + port = vep.base.port; + asd->port = port; + + if (mtk_seninf_pad_is_source(priv, port)) { + ret = 0; + goto out; + } + + input = &priv->inputs[port]; + + input->pad = port; + input->seninf_id = port_to_seninf_id[port]; + input->base = priv->base + 0x1000 * input->seninf_id; + input->seninf = priv; + + input->bus = vep.bus.mipi_csi2; + + input->phy = devm_phy_get(dev, phy_names[port]); + if (IS_ERR(input->phy)) { + dev_err(dev, "failed to get phy:%ld\n", PTR_ERR(input->phy)); + ret = PTR_ERR(input->phy); + goto out; + } + input->phy_mode = SENINF_PHY_MODE_4D1C; + + asd->input = input; + + ret = 0; +out: + fwnode_handle_put(ep); + fwnode_handle_put(fwnode); + return ret; +} + +static int mtk_seninf_notifier_bound(struct v4l2_async_notifier *notifier, + struct v4l2_subdev *sd, + struct v4l2_async_connection *asc) +{ + struct mtk_seninf *priv = container_of(notifier, struct mtk_seninf, notifier); + struct mtk_seninf_async_subdev *asd = + container_of(asc, struct mtk_seninf_async_subdev, asc); + struct device_link *link; + int ret; + + dev_dbg(priv->dev, "%s bound to SENINF port %u\n", sd->entity.name, asd->port); + + if (mtk_seninf_pad_is_sink(priv, asd->port)) { + struct mtk_seninf_input *input = asd->input; + + input->source_sd = sd; + + link = device_link_add(priv->dev, sd->dev, + DL_FLAG_PM_RUNTIME | DL_FLAG_STATELESS); + if (!link) { + dev_err(priv->dev, + "Failed to create device link from source %s\n", sd->name); + return -EINVAL; + } + + ret = v4l2_create_fwnode_links_to_pad(sd, &priv->pads[input->pad], + MEDIA_LNK_FL_IMMUTABLE | + MEDIA_LNK_FL_ENABLED); + } else { + link = device_link_add(sd->dev, priv->dev, + DL_FLAG_PM_RUNTIME | DL_FLAG_STATELESS); + if (!link) { + dev_err(priv->dev, + "Failed to create device link to output %s\n", sd->name); + return -EINVAL; + } + + ret = v4l2_create_fwnode_links_to_pad(&priv->subdev, + &sd->entity.pads[0], + MEDIA_LNK_FL_IMMUTABLE | + MEDIA_LNK_FL_ENABLED); + } + if (ret) { + dev_err(priv->dev, "Failed to create links between SENINF port %u and %s (%d)\n", + asd->port, sd->entity.name, ret); + return ret; + } + + return 0; +} + +static int mtk_seninf_notifier_complete(struct v4l2_async_notifier *notifier) +{ + struct mtk_seninf *priv = container_of(notifier, struct mtk_seninf, notifier); + int ret; + + ret = v4l2_device_register_subdev_nodes(&priv->v4l2_dev); + if (ret) { + dev_err(priv->dev, "Failed to register subdev nodes: %d\n", ret); + return ret; + } + + return 0; +} + +static const struct v4l2_async_notifier_operations mtk_seninf_async_ops = { + .bound = mtk_seninf_notifier_bound, + .complete = mtk_seninf_notifier_complete, +}; + +static int mtk_seninf_media_init(struct mtk_seninf *priv) +{ + struct media_device *media_dev = &priv->media_dev; + const struct mtk_seninf_conf *conf = priv->conf; + unsigned int num_pads = conf->nb_outputs + conf->nb_inputs; + struct media_pad *pads = priv->pads; + struct device *dev = priv->dev; + unsigned int i; + int ret; + + media_dev->dev = dev; + strscpy(media_dev->model, conf->model, sizeof(media_dev->model)); + media_dev->hw_revision = 0; + media_device_init(media_dev); + + for (i = 0; i < conf->nb_inputs; i++) + pads[i].flags = MEDIA_PAD_FL_SINK; + for (i = conf->nb_inputs; i < num_pads; i++) + pads[i].flags = MEDIA_PAD_FL_SOURCE; + + ret = media_entity_pads_init(&priv->subdev.entity, num_pads, pads); + if (ret) { + media_device_cleanup(media_dev); + return ret; + } + + return 0; +} + +static int mtk_seninf_v4l2_async_register(struct mtk_seninf *priv) +{ + const struct mtk_seninf_conf *conf = priv->conf; + struct device *dev = priv->dev; + unsigned int i; + int ret; + + v4l2_async_nf_init(&priv->notifier, &priv->v4l2_dev); + + for (i = 0; i < conf->nb_inputs + conf->nb_outputs; ++i) { + ret = mtk_seninf_fwnode_parse(dev, i); + + if (ret) { + dev_err(dev, "Failed to parse endpoint at port %d, err: %d\n", i, ret); + goto err_clean_notififer; + } + } + + priv->notifier.ops = &mtk_seninf_async_ops; + ret = v4l2_async_nf_register(&priv->notifier); + if (ret) { + dev_err(dev, "Failed to register async notifier: %d\n", ret); + goto err_clean_notififer; + } + return 0; + +err_clean_notififer: + v4l2_async_nf_cleanup(&priv->notifier); + + return ret; +} + +static int mtk_seninf_v4l2_register(struct mtk_seninf *priv) +{ + struct v4l2_subdev *sd = &priv->subdev; + struct device *dev = priv->dev; + int ret; + + /* Initialize media device & pads. */ + ret = mtk_seninf_media_init(priv); + if (ret) + return ret; + + /* Initialize & register v4l2 device. */ + priv->v4l2_dev.mdev = &priv->media_dev; + + ret = v4l2_device_register(dev, &priv->v4l2_dev); + if (ret) { + dev_err_probe(dev, ret, "Failed to register V4L2 device: %d\n", ret); + goto err_clean_media; + } + + /* Initialize & register subdev. */ + v4l2_subdev_init(sd, &seninf_subdev_ops); + sd->internal_ops = &seninf_subdev_internal_ops; + sd->dev = dev; + sd->entity.function = MEDIA_ENT_F_VID_IF_BRIDGE; + sd->entity.ops = &seninf_media_ops; + sd->flags |= V4L2_SUBDEV_FL_HAS_DEVNODE | V4L2_SUBDEV_FL_HAS_EVENTS | + V4L2_SUBDEV_FL_STREAMS; + strscpy(sd->name, dev_name(dev), sizeof(sd->name)); + ret = seninf_initialize_controls(priv); + if (ret) { + dev_err_probe(dev, ret, "Failed to initialize controls: %d\n", ret); + goto err_unreg_v4l2; + } + v4l2_set_subdevdata(sd, priv); + + ret = v4l2_subdev_init_finalize(sd); + if (ret) + goto err_free_handler; + + ret = v4l2_device_register_subdev(&priv->v4l2_dev, sd); + if (ret) { + dev_err_probe(dev, ret, "Failed to register subdev: %d\n", ret); + goto err_cleanup_subdev; + } + + /* Set up async device */ + ret = mtk_seninf_v4l2_async_register(priv); + if (ret) { + dev_err_probe(dev, ret, "Failed to register v4l2 async notifier: %d\n", ret); + goto err_unreg_subdev; + } + + /* Register media device */ + ret = media_device_register(&priv->media_dev); + if (ret) { + dev_err_probe(dev, ret, "failed to register media device: %d\n", ret); + goto err_unreg_notifier; + } + + return 0; + +err_unreg_notifier: + v4l2_async_nf_unregister(&priv->notifier); +err_unreg_subdev: + v4l2_device_unregister_subdev(sd); +err_cleanup_subdev: + v4l2_subdev_cleanup(sd); +err_free_handler: + v4l2_ctrl_handler_free(&priv->ctrl_handler); +err_unreg_v4l2: + v4l2_device_unregister(&priv->v4l2_dev); +err_clean_media: + media_entity_cleanup(&sd->entity); + media_device_cleanup(&priv->media_dev); + + return ret; +} + +static int seninf_probe(struct platform_device *pdev) +{ + /* List of clocks required by seninf. */ + static const char * const clk_names[] = { "camsys", "top_mux" }; + struct device *dev = &pdev->dev; + struct mtk_seninf *priv; + unsigned int i; + int ret; + + priv = devm_kzalloc(dev, sizeof(struct mtk_seninf), GFP_KERNEL); + if (!priv) + return -ENOMEM; + + priv->conf = of_device_get_match_data(dev); + + dev_set_drvdata(dev, priv); + priv->dev = dev; + + priv->base = devm_platform_ioremap_resource(pdev, 0); + if (IS_ERR(priv->base)) + return PTR_ERR(priv->base); + + priv->num_clks = ARRAY_SIZE(clk_names); + priv->clks = devm_kcalloc(dev, priv->num_clks, + sizeof(*priv->clks), GFP_KERNEL); + if (!priv->clks) + return -ENOMEM; + + for (i = 0; i < priv->num_clks; ++i) + priv->clks[i].id = clk_names[i]; + + ret = devm_clk_bulk_get(dev, priv->num_clks, priv->clks); + if (ret) + return dev_err_probe(dev, ret, "failed to get seninf clock:%d\n", ret); + + for (i = 0; i < priv->conf->nb_muxes; ++i) { + struct mtk_seninf_mux *mux = &priv->muxes[i]; + + mux->pad = priv->conf->nb_inputs + i; + mux->mux_id = i; + mux->base = priv->base + 0x1000 * i; + mux->seninf = priv; + } + + ret = mtk_seninf_v4l2_register(priv); + if (ret) + return ret; + + devm_pm_runtime_enable(dev); + + return ret; +} + +static int seninf_pm_suspend(struct device *dev) +{ + struct mtk_seninf *priv = dev_get_drvdata(dev); + + clk_bulk_disable_unprepare(priv->num_clks, priv->clks); + + return 0; +} + +static int seninf_pm_resume(struct device *dev) +{ + struct mtk_seninf *priv = dev_get_drvdata(dev); + int ret; + + ret = clk_bulk_prepare_enable(priv->num_clks, priv->clks); + if (ret) { + dev_err(dev, "failed to enable clock:%d\n", ret); + return ret; + } + + mtk_seninf_csi2_setup_phy(priv); + + return 0; +} + +static const struct dev_pm_ops runtime_pm_ops = { + SET_RUNTIME_PM_OPS(seninf_pm_suspend, seninf_pm_resume, NULL) + SET_SYSTEM_SLEEP_PM_OPS(pm_runtime_force_suspend, pm_runtime_force_resume) +}; + +static void seninf_remove(struct platform_device *pdev) +{ + struct mtk_seninf *priv = dev_get_drvdata(&pdev->dev); + + media_device_unregister(&priv->media_dev); + media_device_cleanup(&priv->media_dev); + v4l2_async_nf_unregister(&priv->notifier); + v4l2_async_nf_cleanup(&priv->notifier); + v4l2_device_unregister_subdev(&priv->subdev); + v4l2_subdev_cleanup(&priv->subdev); + v4l2_ctrl_handler_free(&priv->ctrl_handler); + media_entity_cleanup(&priv->subdev.entity); + v4l2_device_unregister(&priv->v4l2_dev); +} + +static const struct mtk_seninf_conf seninf_8365_conf = { + .model = "mtk-camsys-3.0", + .nb_inputs = 4, + .nb_muxes = 6, + .nb_outputs = 4, +}; + +static const struct of_device_id mtk_seninf_of_match[] = { + { .compatible = "mediatek,mt8365-seninf", .data = &seninf_8365_conf }, + { /* sentinel */ }, +}; +MODULE_DEVICE_TABLE(of, mtk_seninf_of_match); + +static struct platform_driver seninf_pdrv = { + .driver = { + .name = "mtk-seninf", + .pm = &runtime_pm_ops, + .of_match_table = mtk_seninf_of_match, + }, + .probe = seninf_probe, + .remove_new = seninf_remove, +}; + +module_platform_driver(seninf_pdrv); + +MODULE_DESCRIPTION("MTK sensor interface driver"); +MODULE_AUTHOR("Louis Kuo "); +MODULE_LICENSE("GPL"); diff --git a/drivers/media/platform/mediatek/isp/isp_30/seninf/mtk_seninf_reg.h b/drivers/media/platform/mediatek/isp/isp_30/seninf/mtk_seninf_reg.h new file mode 100644 index 000000000000..06cfd6de2a8f --- /dev/null +++ b/drivers/media/platform/mediatek/isp/isp_30/seninf/mtk_seninf_reg.h @@ -0,0 +1,117 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * Copyright (c) 2022 MediaTek Inc. + */ + +#ifndef __SENINF_REG_H__ +#define __SENINF_REG_H__ + +#include + +#define SENINF_TOP_CTRL 0x0000 +#define SENINF_TOP_CTRL_MUX_LP_MODE BIT(31) +#define SENINF_TOP_CTRL_SENINF_PCLK_EN BIT(10) +#define SENINF_TOP_CTRL_SENINF2_PCLK_EN BIT(11) +#define SENINF_TOP_MUX_CTRL 0x0008 +#define SENINF_TOP_CAM_MUX_CTRL 0x0010 +#define SENINF_TOP_CAM_MUX_CTRL_SENINF_CAM2_MUX_SRC_SEL GENMASK(11, 8) +#define SENINF_TOP_CAM_MUX_CTRL_SENINF_CAM3_MUX_SRC_SEL GENMASK(15, 12) +#define SENINF_TOP_PHY_SENINF_CTL_CSI0 0x001c +#define SENINF_TOP_PHY_SENINF_CTL_CSI0_DPHY_MODE BIT(0) +#define SENINF_TOP_PHY_SENINF_CTL_CSI0_CK_SEL_1 GENMASK(10, 8) +#define SENINF_TOP_PHY_SENINF_CTL_CSI0_CK_SEL_2 GENMASK(13, 12) +#define SENINF_TOP_PHY_SENINF_CTL_CSI0_PHY_SENINF_LANE_MUX_CSI0_EN BIT(31) +#define SENINF_TOP_PHY_SENINF_CTL_CSI1 0x0020 +#define SENINF_TOP_PHY_SENINF_CTL_CSI1_DPHY_MODE BIT(0) +#define SENINF_TOP_PHY_SENINF_CTL_CSI1_CK_SEL_1 GENMASK(10, 8) +#define SENINF_TOP_PHY_SENINF_CTL_CSI1_PHY_SENINF_LANE_MUX_CSI1_EN BIT(31) +#define SENINF_CTRL 0x0200 +#define SENINF_CTRL_SENINF_EN BIT(0) +#define SENINF_CTRL_CSI2_SW_RST BIT(7) +#define SENINF_CTRL_SENINF_SRC_SEL GENMASK(14, 12) +#define SENINF_CTRL_PAD2CAM_DATA_SEL GENMASK(30, 28) +#define SENINF_CTRL_EXT 0x0204 +#define SENINF_CTRL_EXT_SENINF_TESTMDL_IP_EN BIT(1) +#define SENINF_CTRL_EXT_SENINF_NCSI2_IP_EN BIT(5) +#define SENINF_CTRL_EXT_SENINF_CSI2_IP_EN BIT(6) +#define SENINF_TG1_PH_CNT 0x0600 +#define SENINF_TG1_SEN_CK 0x0604 +#define SENINF_TG1_TM_CTL 0x0608 +#define SENINF_TG1_TM_CTL_TM_EN BIT(0) +#define SENINF_TG1_TM_CTL_TM_FMT BIT(2) +#define SENINF_TG1_TM_CTL_TM_PAT GENMASK(7, 4) +#define SENINF_TG1_TM_CTL_TM_VSYNC GENMASK(15, 8) +#define SENINF_TG1_TM_CTL_TM_DUMMYPXL GENMASK(23, 16) +#define SENINF_TG1_TM_SIZE 0x060c +#define SENINF_TG1_TM_SIZE_TM_LINE GENMASK(29, 16) +#define SENINF_TG1_TM_SIZE_TM_PXL GENMASK(12, 0) +#define SENINF_TG1_TM_CLK 0x0610 +#define TEST_MODEL_CLK_DIVIDED_CNT 8 +#define SENINF_TG1_TM_STP 0x0614 +#define TIME_STAMP_DIVIDER 1 +#define MIPI_RX_CON24_CSI0 0x0824 +#define MIPI_RX_CON24_CSI0_CSI0_BIST_LN0_MUX GENMASK(25, 24) +#define MIPI_RX_CON24_CSI0_CSI0_BIST_LN1_MUX GENMASK(27, 26) +#define MIPI_RX_CON24_CSI0_CSI0_BIST_LN2_MUX GENMASK(29, 28) +#define MIPI_RX_CON24_CSI0_CSI0_BIST_LN3_MUX GENMASK(31, 30) +#define SENINF_CSI2_CTL 0x0a00 +#define SENINF_CSI2_CTL_DATA_LANE0_EN BIT(0) +#define SENINF_CSI2_CTL_DATA_LANE1_EN BIT(1) +#define SENINF_CSI2_CTL_DATA_LANE2_EN BIT(2) +#define SENINF_CSI2_CTL_DATA_LANE3_EN BIT(3) +#define SENINF_CSI2_CTL_CLOCK_LANE_EN BIT(4) +#define SENINF_CSI2_CTL_HSRX_DET_EN BIT(7) +#define SENINF_CSI2_CTL_ED_SEL BIT(16) +#define DATA_HEADER_ORDER_DI_WCL_WCH 1 +#define SENINF_CSI2_CTL_HS_TRAIL_EN BIT(25) +#define SENINF_CSI2_CTL_CLOCK_HS_OPTION BIT(27) +#define SENINF_CSI2_LNRD_TIMING 0x0a08 +#define SENINF_CSI2_LNRD_TIMING_DATA_SETTLE_PARAMETER GENMASK(15, 8) +#define SENINF_CSI2_DPCM 0x0a0c +#define SENINF_CSI2_DPCM_DI_30_DPCM_EN BIT(7) +#define SENINF_CSI2_DPCM_DI_2A_DPCM_EN BIT(15) +#define SENINF_CSI2_INT_EN 0x0a10 +#define SENINF_CSI2_INT_STATUS 0x0a14 +#define SENINF_CSI2_INT_EN_EXT 0x0b10 +#define SENINF_CSI2_INT_STATUS_EXT 0x0a14 +#define SENINF_CSI2_DGB_SEL 0x0a18 +#define SENINF_CSI2_DGB_SEL_DEBUG_SEL GENMASK(7, 0) +#define SENINF_CSI2_DGB_SEL_DEBUG_EN BIT(31) +#define SENINF_CSI2_SPARE0 0x0a20 +#define SENINF_CSI2_LNRC_FSM 0x0a28 +#define SENINF_CSI2_HS_TRAIL 0x0a40 +#define SENINF_CSI2_HS_TRAIL_HS_TRAIL_PARAMETER GENMASK(7, 0) +#define SENINF_CSI2_RESYNC_MERGE_CTL 0x0a74 +#define SENINF_CSI2_RESYNC_MERGE_CTL_CPHY_LANE_RESYNC_CNT GENMASK(2, 0) +#define SENINF_CSI2_RESYNC_MERGE_CTL_BYPASS_LANE_RESYNC BIT(10) +#define SENINF_CSI2_RESYNC_MERGE_CTL_CDPHY_SEL BIT(11) +#define SENINF_CSI2_MODE 0x0ae8 +#define SENINF_CSI2_MODE_CSR_CSI2_MODE GENMASK(7, 0) +#define SENINF_CSI2_MODE_CSR_CSI2_HEADER_LEN GENMASK(10, 8) +#define SENINF_CSI2_DPHY_SYNC 0x0b20 +#define SENINF_CSI2_DPHY_SYNC_SYNC_SEQ_MASK_0 GENMASK(15, 0) +#define SENINF_CSI2_DPHY_SYNC_SYNC_SEQ_PAT_0 GENMASK(31, 16) +#define SENINF_MUX_CTRL 0x0d00 +#define SENINF_MUX_CTRL_SENINF_MUX_SW_RST BIT(0) +#define SENINF_MUX_CTRL_SENINF_IRQ_SW_RST BIT(1) +#define SENINF_MUX_CTRL_SENINF_HSYNC_MASK BIT(7) +#define SENINF_MUX_CTRL_SENINF_PIX_SEL BIT(8) +#define SENINF_MUX_CTRL_SENINF_VSYNC_POL BIT(9) +#define SENINF_MUX_CTRL_SENINF_HSYNC_POL BIT(10) +#define SENINF_MUX_CTRL_SENINF_SRC_SEL GENMASK(15, 12) +#define SENINF_MUX_CTRL_FIFO_PUSH_EN GENMASK(21, 16) +#define FIFO_PUSH_EN_NORMAL_MODE 0x1f +#define FIFO_PUSH_EN_JPEG_2_PIXEL_MODE 0x1e +#define SENINF_MUX_CTRL_FIFO_FLUSH_EN GENMASK(28, 22) +#define FIFO_FLUSH_EN_NORMAL_MODE 0x1b +#define FIFO_FLUSH_EN_JPEG_2_PIXEL_MODE 0x18 +#define SENINF_MUX_CTRL_FIFO_FULL_WR_EN GENMASK(29, 28) +#define SENINF_MUX_CTRL_SENINF_MUX_EN BIT(31) +#define SENINF_MUX_INTEN 0x0d04 +#define SENINF_MUX_SPARE 0x0d2c +#define SENINF_FIFO_FULL_SEL BIT(13) +#define SENINF_MUX_CTRL_EXT 0x0d3c +#define SENINF_MUX_CTRL_EXT_SENINF_SRC_SEL_EXT GENMASK(1, 0) +#define SENINF_MUX_CTRL_EXT_SENINF_PIX_SEL_EXT BIT(4) + +#endif /* __SENINF_REG_H__ */