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[2604:1380:45e3:2400::1]) by mx.google.com with ESMTPS id l132-20020a633e8a000000b005dc82a6febesi3137721pga.153.2024.04.12.05.38.38 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 12 Apr 2024 05:38:38 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel+bounces-142647-linux.lists.archive=gmail.com@vger.kernel.org designates 2604:1380:45e3:2400::1 as permitted sender) client-ip=2604:1380:45e3:2400::1; Authentication-Results: mx.google.com; dkim=pass (test mode) header.i=@ideasonboard.com header.s=mail header.b=QjxQ1HcR; arc=pass (i=1 spf=pass spfdomain=ideasonboard.com dkim=pass dkdomain=ideasonboard.com); spf=pass (google.com: domain of linux-kernel+bounces-142647-linux.lists.archive=gmail.com@vger.kernel.org designates 2604:1380:45e3:2400::1 as permitted sender) smtp.mailfrom="linux-kernel+bounces-142647-linux.lists.archive=gmail.com@vger.kernel.org" Received: from smtp.subspace.kernel.org (wormhole.subspace.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by sv.mirrors.kernel.org (Postfix) with ESMTPS id 08025289466 for ; Fri, 12 Apr 2024 12:30:07 +0000 (UTC) Received: from localhost.localdomain (localhost.localdomain [127.0.0.1]) by smtp.subspace.kernel.org (Postfix) with ESMTP id 5645558ABC; Fri, 12 Apr 2024 12:29:00 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=ideasonboard.com header.i=@ideasonboard.com header.b="QjxQ1HcR" Received: from perceval.ideasonboard.com (perceval.ideasonboard.com [213.167.242.64]) (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 110B65787A; Fri, 12 Apr 2024 12:28:55 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=213.167.242.64 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1712924938; cv=none; b=BlqGX2G7vXVDBs9bRaOK9LVPN8Vj/1VSgeaLGIdn2n8SPe38FaaS3A+l5QKuskA4REIfESQfkV5+23oqyl5aGipNKdr/fEYw9KC7RwmVdhmcbEShGfqGe3TH/p94miqvCdaHOf6uq/XXc8YpWfuyZxrhjo+IPAY5fsk9lNox8zU= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1712924938; c=relaxed/simple; bh=noLnRikJbuvbvAOV7amIYd/KGDsolKPmRbJKwwaPmhY=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=c3RJOo1I+X+5xpRiFYgCTaqu91Bz6GoQ5QmYNA1+W+5Ai28M2qGHV1GOmYzt95qxuYfb+RIGc4NPx4/uM33Qkw+vKqjcG40ubTQXA+8t0gIohRPNzlHsa61pWG3gWelVyNkp+gCg3KTfzhgG6eidbSlkq6fOwN4us4TFhkPvLrM= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=ideasonboard.com; spf=pass smtp.mailfrom=ideasonboard.com; dkim=pass (1024-bit key) header.d=ideasonboard.com header.i=@ideasonboard.com header.b=QjxQ1HcR; arc=none smtp.client-ip=213.167.242.64 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=ideasonboard.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=ideasonboard.com Received: from umang.jain (unknown [103.251.226.65]) by perceval.ideasonboard.com (Postfix) with ESMTPSA id CEF9CD7E; Fri, 12 Apr 2024 14:28:09 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com; s=mail; t=1712924891; bh=noLnRikJbuvbvAOV7amIYd/KGDsolKPmRbJKwwaPmhY=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=QjxQ1HcR3Pcoa3z3n3zQ6WV6i2Bxn1/xbLu3/VZ2Jo90tnBnINrDpZ8ZTTkHi7HIm 57hcbwNLBNLU1sg9fFLp3ARYSKkjAogm7XBq/fIM+yRw18KLaijyr3q59DeRhme9qT dhwesurvFbyD2UlpEzPkUdlbZ3Ip4YQiVUnH2sQo= From: Umang Jain To: linux-media@vger.kernel.org Cc: Alexander Shiyan , Kieran Bingham , Sakari Ailus , open list , Umang Jain Subject: [PATCH v5 3/6] media: imx335: Use V4L2 CCI for accessing sensor registers Date: Fri, 12 Apr 2024 17:58:39 +0530 Message-ID: <20240412122842.193713-4-umang.jain@ideasonboard.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20240412122842.193713-1-umang.jain@ideasonboard.com> References: <20240412122842.193713-1-umang.jain@ideasonboard.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Use the new comon CCI register access helpers to replace the private register access helpers in the imx335 driver. Select V4L2_CCI_I2C Kconfig option which the imx335 driver now depends on. Signed-off-by: Umang Jain --- drivers/media/i2c/Kconfig | 1 + drivers/media/i2c/imx335.c | 593 ++++++++++++++++--------------------- 2 files changed, 263 insertions(+), 331 deletions(-) diff --git a/drivers/media/i2c/Kconfig b/drivers/media/i2c/Kconfig index 56f276b920ab..8d248b9c9562 100644 --- a/drivers/media/i2c/Kconfig +++ b/drivers/media/i2c/Kconfig @@ -195,6 +195,7 @@ config VIDEO_IMX334 config VIDEO_IMX335 tristate "Sony IMX335 sensor support" depends on OF_GPIO + select V4L2_CCI_I2C help This is a Video4Linux2 sensor driver for the Sony IMX335 camera. diff --git a/drivers/media/i2c/imx335.c b/drivers/media/i2c/imx335.c index 3ea9c0ebe278..29af5693eaf2 100644 --- a/drivers/media/i2c/imx335.c +++ b/drivers/media/i2c/imx335.c @@ -11,62 +11,104 @@ #include #include #include +#include +#include #include #include #include /* Streaming Mode */ -#define IMX335_REG_MODE_SELECT 0x3000 -#define IMX335_MODE_STANDBY 0x01 -#define IMX335_MODE_STREAMING 0x00 +#define IMX335_REG_MODE_SELECT CCI_REG8(0x3000) +#define IMX335_MODE_STANDBY 0x01 +#define IMX335_MODE_STREAMING 0x00 -/* Data Lanes */ -#define IMX335_LANEMODE 0x3a01 -#define IMX335_2LANE 1 -#define IMX335_4LANE 3 +/* Group hold register */ +#define IMX335_REG_HOLD CCI_REG8(0x3001) + +#define IMX335_REG_MASTER_MODE CCI_REG8(0x3002) +#define IMX335_REG_BCWAIT_TIME CCI_REG8(0x300c) +#define IMX335_REG_CPWAIT_TIME CCI_REG8(0x300d) +#define IMX335_REG_WINMODE CCI_REG8(0x3018) +#define IMX335_REG_HTRIMMING_START CCI_REG16_LE(0x302c) +#define IMX335_REG_HNUM CCI_REG8(0x302e) /* Lines per frame */ -#define IMX335_REG_LPFR 0x3030 +#define IMX335_REG_VMAX CCI_REG24_LE(0x3030) -/* Chip ID */ -#define IMX335_REG_ID 0x3912 -#define IMX335_ID 0x00 +#define IMX335_REG_OPB_SIZE_V CCI_REG8(0x304c) +#define IMX335_REG_ADBIT CCI_REG8(0x3050) +#define IMX335_REG_Y_OUT_SIZE CCI_REG16_LE(0x3056) -/* Exposure control */ -#define IMX335_REG_SHUTTER 0x3058 -#define IMX335_EXPOSURE_MIN 1 -#define IMX335_EXPOSURE_OFFSET 9 -#define IMX335_EXPOSURE_STEP 1 -#define IMX335_EXPOSURE_DEFAULT 0x0648 +#define IMX335_REG_SHUTTER CCI_REG24_LE(0x3058) +#define IMX335_EXPOSURE_MIN 1 +#define IMX335_EXPOSURE_OFFSET 9 +#define IMX335_EXPOSURE_STEP 1 +#define IMX335_EXPOSURE_DEFAULT 0x0648 -/* Analog gain control */ -#define IMX335_REG_AGAIN 0x30e8 -#define IMX335_AGAIN_MIN 0 -#define IMX335_AGAIN_MAX 240 -#define IMX335_AGAIN_STEP 1 -#define IMX335_AGAIN_DEFAULT 0 +#define IMX335_REG_AREA3_ST_ADR_1 CCI_REG16_LE(0x3074) +#define IMX335_REG_AREA3_WIDTH_1 CCI_REG16_LE(0x3076) -/* Group hold register */ -#define IMX335_REG_HOLD 0x3001 +/* Analog gain control */ +#define IMX335_REG_AGAIN CCI_REG8(0x30e8) +#define IMX335_AGAIN_MIN 0 +#define IMX335_AGAIN_MAX 240 +#define IMX335_AGAIN_STEP 1 +#define IMX335_AGAIN_DEFAULT 0 + +#define IMX335_REG_TPG_TESTCLKEN CCI_REG8(0x3148) +#define IMX335_REG_INCLKSEL1 CCI_REG16_LE(0x314c) +#define IMX335_REG_INCLKSEL2 CCI_REG8(0x315a) +#define IMX335_REG_INCLKSEL3 CCI_REG8(0x3168) +#define IMX335_REG_INCLKSEL4 CCI_REG8(0x316a) +#define IMX335_REG_MDBIT CCI_REG8(0x319d) +#define IMX335_REG_SYSMODE CCI_REG8(0x319e) + +#define IMX335_REG_XVS_XHS_DRV CCI_REG8(0x31a1) /* Test pattern generator */ -#define IMX335_REG_TPG 0x329e -#define IMX335_TPG_ALL_000 0 -#define IMX335_TPG_ALL_FFF 1 -#define IMX335_TPG_ALL_555 2 -#define IMX335_TPG_ALL_AAA 3 -#define IMX335_TPG_TOG_555_AAA 4 -#define IMX335_TPG_TOG_AAA_555 5 -#define IMX335_TPG_TOG_000_555 6 -#define IMX335_TPG_TOG_555_000 7 -#define IMX335_TPG_TOG_000_FFF 8 -#define IMX335_TPG_TOG_FFF_000 9 -#define IMX335_TPG_H_COLOR_BARS 10 -#define IMX335_TPG_V_COLOR_BARS 11 +#define IMX335_REG_TPG_DIG_CLP_MODE CCI_REG8(0x3280) +#define IMX335_REG_TPG_EN_DUOUT CCI_REG8(0x329c) +#define IMX335_REG_TPG CCI_REG8(0x329e) +#define IMX335_REG_TPG_COLORWIDTH CCI_REG8(0x32a0) +#define IMX335_REG_TPG_BLKLEVEL CCI_REG16_LE(0x3302) +#define IMX335_REG_TPG_WRJ_OPEN CCI_REG8(0x336c) +#define IMX335_TPG_ALL_000 0 +#define IMX335_TPG_ALL_FFF 1 +#define IMX335_TPG_ALL_555 2 +#define IMX335_TPG_ALL_AAA 3 +#define IMX335_TPG_TOG_555_AAA 4 +#define IMX335_TPG_TOG_AAA_555 5 +#define IMX335_TPG_TOG_000_555 6 +#define IMX335_TPG_TOG_555_000 7 +#define IMX335_TPG_TOG_000_FFF 8 +#define IMX335_TPG_TOG_FFF_000 9 +#define IMX335_TPG_H_COLOR_BARS 10 +#define IMX335_TPG_V_COLOR_BARS 11 + +#define IMX335_REG_ADBIT1 CCI_REG16_LE(0x341c) + +/* Chip ID */ +#define IMX335_REG_ID CCI_REG8(0x3912) +#define IMX335_ID 0x00 + +/* Data Lanes */ +#define IMX335_REG_LANEMODE CCI_REG8(0x3a01) +#define IMX335_2LANE 1 +#define IMX335_4LANE 3 + +#define IMX335_REG_TCLKPOST CCI_REG16_LE(0x3a18) +#define IMX335_REG_TCLKPREPARE CCI_REG16_LE(0x3a1a) +#define IMX335_REG_TCLK_TRAIL CCI_REG16_LE(0x3a1c) +#define IMX335_REG_TCLK_ZERO CCI_REG16_LE(0x3a1e) +#define IMX335_REG_THS_PREPARE CCI_REG16_LE(0x3a20) +#define IMX335_REG_THS_ZERO CCI_REG16_LE(0x3a22) +#define IMX335_REG_THS_TRAIL CCI_REG16_LE(0x3a24) +#define IMX335_REG_THS_EXIT CCI_REG16_LE(0x3a26) +#define IMX335_REG_TPLX CCI_REG16_LE(0x3a28) /* Input clock rate */ -#define IMX335_INCLK_RATE 24000000 +#define IMX335_INCLK_RATE 24000000 /* CSI2 HW configuration */ #define IMX335_LINK_FREQ_594MHz 594000000LL @@ -74,9 +116,6 @@ #define IMX335_NUM_DATA_LANES 4 -#define IMX335_REG_MIN 0x00 -#define IMX335_REG_MAX 0xfffff - /* IMX335 native and active pixel array size. */ #define IMX335_NATIVE_WIDTH 2616U #define IMX335_NATIVE_HEIGHT 1964U @@ -85,16 +124,6 @@ #define IMX335_PIXEL_ARRAY_WIDTH 2592U #define IMX335_PIXEL_ARRAY_HEIGHT 1944U -/** - * struct imx335_reg - imx335 sensor register - * @address: Register address - * @val: Register value - */ -struct imx335_reg { - u16 address; - u8 val; -}; - /** * struct imx335_reg_list - imx335 sensor register list * @num_of_regs: Number of registers in the list @@ -102,7 +131,7 @@ struct imx335_reg { */ struct imx335_reg_list { u32 num_of_regs; - const struct imx335_reg *regs; + const struct cci_reg_sequence *regs; }; static const char * const imx335_supply_name[] = { @@ -165,6 +194,7 @@ struct imx335 { struct media_pad pad; struct gpio_desc *reset_gpio; struct regulator_bulk_data supplies[ARRAY_SIZE(imx335_supply_name)]; + struct regmap *cci; struct clk *inclk; struct v4l2_ctrl_handler ctrl_handler; @@ -217,140 +247,135 @@ static const int imx335_tpg_val[] = { }; /* Sensor mode registers */ -static const struct imx335_reg mode_2592x1940_regs[] = { - {0x3000, 0x01}, - {0x3002, 0x00}, - {0x3018, 0x04}, - {0x302c, 0x3c}, - {0x302e, 0x20}, - {0x3056, 0x94}, - {0x3074, 0xc8}, - {0x3076, 0x28}, - {0x304c, 0x00}, - {0x31a1, 0x00}, - {0x3288, 0x21}, - {0x328a, 0x02}, - {0x3414, 0x05}, - {0x3416, 0x18}, - {0x3648, 0x01}, - {0x364a, 0x04}, - {0x364c, 0x04}, - {0x3678, 0x01}, - {0x367c, 0x31}, - {0x367e, 0x31}, - {0x3706, 0x10}, - {0x3708, 0x03}, - {0x3714, 0x02}, - {0x3715, 0x02}, - {0x3716, 0x01}, - {0x3717, 0x03}, - {0x371c, 0x3d}, - {0x371d, 0x3f}, - {0x372c, 0x00}, - {0x372d, 0x00}, - {0x372e, 0x46}, - {0x372f, 0x00}, - {0x3730, 0x89}, - {0x3731, 0x00}, - {0x3732, 0x08}, - {0x3733, 0x01}, - {0x3734, 0xfe}, - {0x3735, 0x05}, - {0x3740, 0x02}, - {0x375d, 0x00}, - {0x375e, 0x00}, - {0x375f, 0x11}, - {0x3760, 0x01}, - {0x3768, 0x1b}, - {0x3769, 0x1b}, - {0x376a, 0x1b}, - {0x376b, 0x1b}, - {0x376c, 0x1a}, - {0x376d, 0x17}, - {0x376e, 0x0f}, - {0x3776, 0x00}, - {0x3777, 0x00}, - {0x3778, 0x46}, - {0x3779, 0x00}, - {0x377a, 0x89}, - {0x377b, 0x00}, - {0x377c, 0x08}, - {0x377d, 0x01}, - {0x377e, 0x23}, - {0x377f, 0x02}, - {0x3780, 0xd9}, - {0x3781, 0x03}, - {0x3782, 0xf5}, - {0x3783, 0x06}, - {0x3784, 0xa5}, - {0x3788, 0x0f}, - {0x378a, 0xd9}, - {0x378b, 0x03}, - {0x378c, 0xeb}, - {0x378d, 0x05}, - {0x378e, 0x87}, - {0x378f, 0x06}, - {0x3790, 0xf5}, - {0x3792, 0x43}, - {0x3794, 0x7a}, - {0x3796, 0xa1}, - {0x37b0, 0x36}, - {0x3a00, 0x00}, +static const struct cci_reg_sequence mode_2592x1940_regs[] = { + { IMX335_REG_MODE_SELECT, 0x01 }, + { IMX335_REG_MASTER_MODE, 0x00 }, + { IMX335_REG_WINMODE, 0x04 }, + { IMX335_REG_HTRIMMING_START, 0x0180 }, + { IMX335_REG_HNUM, 0x0a20 }, + { IMX335_REG_Y_OUT_SIZE, 0x0794 }, + { IMX335_REG_AREA3_ST_ADR_1, 0x00b0 }, + { IMX335_REG_AREA3_WIDTH_1, 0x0f58 }, + { IMX335_REG_OPB_SIZE_V, 0x00 }, + { IMX335_REG_XVS_XHS_DRV, 0x00 }, + { CCI_REG8(0x3288), 0x21 }, + { CCI_REG8(0x328a), 0x02 }, + { CCI_REG8(0x3414), 0x05 }, + { CCI_REG8(0x3416), 0x18 }, + { CCI_REG8(0x3648), 0x01 }, + { CCI_REG8(0x364a), 0x04 }, + { CCI_REG8(0x364c), 0x04 }, + { CCI_REG8(0x3678), 0x01 }, + { CCI_REG8(0x367c), 0x31 }, + { CCI_REG8(0x367e), 0x31 }, + { CCI_REG8(0x3706), 0x10 }, + { CCI_REG8(0x3708), 0x03 }, + { CCI_REG8(0x3714), 0x02 }, + { CCI_REG8(0x3715), 0x02 }, + { CCI_REG8(0x3716), 0x01 }, + { CCI_REG8(0x3717), 0x03 }, + { CCI_REG8(0x371c), 0x3d }, + { CCI_REG8(0x371d), 0x3f }, + { CCI_REG8(0x372c), 0x00 }, + { CCI_REG8(0x372d), 0x00 }, + { CCI_REG8(0x372e), 0x46 }, + { CCI_REG8(0x372f), 0x00 }, + { CCI_REG8(0x3730), 0x89 }, + { CCI_REG8(0x3731), 0x00 }, + { CCI_REG8(0x3732), 0x08 }, + { CCI_REG8(0x3733), 0x01 }, + { CCI_REG8(0x3734), 0xfe }, + { CCI_REG8(0x3735), 0x05 }, + { CCI_REG8(0x3740), 0x02 }, + { CCI_REG8(0x375d), 0x00 }, + { CCI_REG8(0x375e), 0x00 }, + { CCI_REG8(0x375f), 0x11 }, + { CCI_REG8(0x3760), 0x01 }, + { CCI_REG8(0x3768), 0x1b }, + { CCI_REG8(0x3769), 0x1b }, + { CCI_REG8(0x376a), 0x1b }, + { CCI_REG8(0x376b), 0x1b }, + { CCI_REG8(0x376c), 0x1a }, + { CCI_REG8(0x376d), 0x17 }, + { CCI_REG8(0x376e), 0x0f }, + { CCI_REG8(0x3776), 0x00 }, + { CCI_REG8(0x3777), 0x00 }, + { CCI_REG8(0x3778), 0x46 }, + { CCI_REG8(0x3779), 0x00 }, + { CCI_REG8(0x377a), 0x89 }, + { CCI_REG8(0x377b), 0x00 }, + { CCI_REG8(0x377c), 0x08 }, + { CCI_REG8(0x377d), 0x01 }, + { CCI_REG8(0x377e), 0x23 }, + { CCI_REG8(0x377f), 0x02 }, + { CCI_REG8(0x3780), 0xd9 }, + { CCI_REG8(0x3781), 0x03 }, + { CCI_REG8(0x3782), 0xf5 }, + { CCI_REG8(0x3783), 0x06 }, + { CCI_REG8(0x3784), 0xa5 }, + { CCI_REG8(0x3788), 0x0f }, + { CCI_REG8(0x378a), 0xd9 }, + { CCI_REG8(0x378b), 0x03 }, + { CCI_REG8(0x378c), 0xeb }, + { CCI_REG8(0x378d), 0x05 }, + { CCI_REG8(0x378e), 0x87 }, + { CCI_REG8(0x378f), 0x06 }, + { CCI_REG8(0x3790), 0xf5 }, + { CCI_REG8(0x3792), 0x43 }, + { CCI_REG8(0x3794), 0x7a }, + { CCI_REG8(0x3796), 0xa1 }, + { CCI_REG8(0x37b0), 0x36 }, + { CCI_REG8(0x3a00), 0x00 }, }; -static const struct imx335_reg raw10_framefmt_regs[] = { - {0x3050, 0x00}, - {0x319d, 0x00}, - {0x341c, 0xff}, - {0x341d, 0x01}, +static const struct cci_reg_sequence raw10_framefmt_regs[] = { + { IMX335_REG_ADBIT, 0x00 }, + { IMX335_REG_MDBIT, 0x00 }, + { IMX335_REG_ADBIT1, 0x1ff }, }; -static const struct imx335_reg raw12_framefmt_regs[] = { - {0x3050, 0x01}, - {0x319d, 0x01}, - {0x341c, 0x47}, - {0x341d, 0x00}, +static const struct cci_reg_sequence raw12_framefmt_regs[] = { + { IMX335_REG_ADBIT, 0x01 }, + { IMX335_REG_MDBIT, 0x01 }, + { IMX335_REG_ADBIT1, 0x47 }, }; -static const struct imx335_reg mipi_data_rate_1188Mbps[] = { - {0x300c, 0x3b}, - {0x300d, 0x2a}, - {0x314c, 0xc6}, - {0x314d, 0x00}, - {0x315a, 0x02}, - {0x3168, 0xa0}, - {0x316a, 0x7e}, - {0x319e, 0x01}, - {0x3a18, 0x8f}, - {0x3a1a, 0x4f}, - {0x3a1c, 0x47}, - {0x3a1e, 0x37}, - {0x3a1f, 0x01}, - {0x3a20, 0x4f}, - {0x3a22, 0x87}, - {0x3a24, 0x4f}, - {0x3a26, 0x7f}, - {0x3a28, 0x3f}, +static const struct cci_reg_sequence mipi_data_rate_1188Mbps[] = { + { IMX335_REG_BCWAIT_TIME, 0x3b }, + { IMX335_REG_CPWAIT_TIME, 0x2a }, + { IMX335_REG_INCLKSEL1, 0x00c6 }, + { IMX335_REG_INCLKSEL2, 0x02 }, + { IMX335_REG_INCLKSEL3, 0xa0 }, + { IMX335_REG_INCLKSEL4, 0x7e }, + { IMX335_REG_SYSMODE, 0x01 }, + { IMX335_REG_TCLKPOST, 0x8f }, + { IMX335_REG_TCLKPREPARE, 0x4f }, + { IMX335_REG_TCLK_TRAIL, 0x47 }, + { IMX335_REG_TCLK_ZERO, 0x0137 }, + { IMX335_REG_THS_PREPARE, 0x4f }, + { IMX335_REG_THS_ZERO, 0x87 }, + { IMX335_REG_THS_TRAIL, 0x4f }, + { IMX335_REG_THS_EXIT, 0x7f }, + { IMX335_REG_TPLX, 0x3f }, }; -static const struct imx335_reg mipi_data_rate_891Mbps[] = { - {0x300c, 0x3b}, - {0x300d, 0x2a}, - {0x314c, 0x29}, - {0x314d, 0x01}, - {0x315a, 0x06}, - {0x3168, 0xa0}, - {0x316a, 0x7e}, - {0x319e, 0x02}, - {0x3a18, 0x7f}, - {0x3a1a, 0x37}, - {0x3a1c, 0x37}, - {0x3a1e, 0xf7}, - {0x3a20, 0x3f}, - {0x3a22, 0x6f}, - {0x3a24, 0x3f}, - {0x3a26, 0x5f}, - {0x3a28, 0x2f}, +static const struct cci_reg_sequence mipi_data_rate_891Mbps[] = { + { IMX335_REG_BCWAIT_TIME, 0x3b }, + { IMX335_REG_CPWAIT_TIME, 0x2a }, + { IMX335_REG_INCLKSEL1, 0x0129 }, + { IMX335_REG_INCLKSEL2, 0x06 }, + { IMX335_REG_INCLKSEL3, 0xa0 }, + { IMX335_REG_INCLKSEL4, 0x7e }, + { IMX335_REG_SYSMODE, 0x02 }, + { IMX335_REG_TCLKPOST, 0x7f }, + { IMX335_REG_TCLKPREPARE, 0x37 }, + { IMX335_REG_TCLK_TRAIL, 0x37 }, + { IMX335_REG_TCLK_ZERO, 0xf7 }, + { IMX335_REG_THS_PREPARE, 0x3f }, + { IMX335_REG_THS_ZERO, 0x6f }, + { IMX335_REG_THS_TRAIL, 0x3f }, + { IMX335_REG_THS_EXIT, 0x5f }, + { IMX335_REG_TPLX, 0x2f }, }; static const s64 link_freq[] = { @@ -402,101 +427,6 @@ static inline struct imx335 *to_imx335(struct v4l2_subdev *subdev) return container_of(subdev, struct imx335, sd); } -/** - * imx335_read_reg() - Read registers. - * @imx335: pointer to imx335 device - * @reg: register address - * @len: length of bytes to read. Max supported bytes is 4 - * @val: pointer to register value to be filled. - * - * Big endian register addresses with little endian values. - * - * Return: 0 if successful, error code otherwise. - */ -static int imx335_read_reg(struct imx335 *imx335, u16 reg, u32 len, u32 *val) -{ - struct i2c_client *client = v4l2_get_subdevdata(&imx335->sd); - struct i2c_msg msgs[2] = {0}; - u8 addr_buf[2] = {0}; - u8 data_buf[4] = {0}; - int ret; - - if (WARN_ON(len > 4)) - return -EINVAL; - - put_unaligned_be16(reg, addr_buf); - - /* Write register address */ - msgs[0].addr = client->addr; - msgs[0].flags = 0; - msgs[0].len = ARRAY_SIZE(addr_buf); - msgs[0].buf = addr_buf; - - /* Read data from register */ - msgs[1].addr = client->addr; - msgs[1].flags = I2C_M_RD; - msgs[1].len = len; - msgs[1].buf = data_buf; - - ret = i2c_transfer(client->adapter, msgs, ARRAY_SIZE(msgs)); - if (ret != ARRAY_SIZE(msgs)) - return -EIO; - - *val = get_unaligned_le32(data_buf); - - return 0; -} - -/** - * imx335_write_reg() - Write register - * @imx335: pointer to imx335 device - * @reg: register address - * @len: length of bytes. Max supported bytes is 4 - * @val: register value - * - * Big endian register addresses with little endian values. - * - * Return: 0 if successful, error code otherwise. - */ -static int imx335_write_reg(struct imx335 *imx335, u16 reg, u32 len, u32 val) -{ - struct i2c_client *client = v4l2_get_subdevdata(&imx335->sd); - u8 buf[6] = {0}; - - if (WARN_ON(len > 4)) - return -EINVAL; - - put_unaligned_be16(reg, buf); - put_unaligned_le32(val, buf + 2); - if (i2c_master_send(client, buf, len + 2) != len + 2) - return -EIO; - - return 0; -} - -/** - * imx335_write_regs() - Write a list of registers - * @imx335: pointer to imx335 device - * @regs: list of registers to be written - * @len: length of registers array - * - * Return: 0 if successful. error code otherwise. - */ -static int imx335_write_regs(struct imx335 *imx335, - const struct imx335_reg *regs, u32 len) -{ - unsigned int i; - int ret; - - for (i = 0; i < len; i++) { - ret = imx335_write_reg(imx335, regs[i].address, 1, regs[i].val); - if (ret) - return ret; - } - - return 0; -} - /** * imx335_update_controls() - Update control ranges based on streaming mode * @imx335: pointer to imx335 device @@ -533,7 +463,8 @@ static int imx335_update_controls(struct imx335 *imx335, static int imx335_update_exp_gain(struct imx335 *imx335, u32 exposure, u32 gain) { u32 lpfr, shutter; - int ret; + int ret_hold; + int ret = 0; lpfr = imx335->vblank + imx335->cur_mode->height; shutter = lpfr - exposure; @@ -541,64 +472,55 @@ static int imx335_update_exp_gain(struct imx335 *imx335, u32 exposure, u32 gain) dev_dbg(imx335->dev, "Set exp %u, analog gain %u, shutter %u, lpfr %u\n", exposure, gain, shutter, lpfr); - ret = imx335_write_reg(imx335, IMX335_REG_HOLD, 1, 1); - if (ret) - return ret; - - ret = imx335_write_reg(imx335, IMX335_REG_LPFR, 3, lpfr); - if (ret) - goto error_release_group_hold; - - ret = imx335_write_reg(imx335, IMX335_REG_SHUTTER, 3, shutter); - if (ret) - goto error_release_group_hold; - - ret = imx335_write_reg(imx335, IMX335_REG_AGAIN, 2, gain); - -error_release_group_hold: - imx335_write_reg(imx335, IMX335_REG_HOLD, 1, 0); + cci_write(imx335->cci, IMX335_REG_HOLD, 1, &ret); + cci_write(imx335->cci, IMX335_REG_VMAX, lpfr, &ret); + cci_write(imx335->cci, IMX335_REG_SHUTTER, shutter, &ret); + cci_write(imx335->cci, IMX335_REG_AGAIN, gain, &ret); + /* + * Unconditionally attempt to release the hold, but track the + * error if the unhold itself fails. + */ + ret_hold = cci_write(imx335->cci, IMX335_REG_HOLD, 0, NULL); + if (ret_hold) + ret = ret_hold; return ret; } static int imx335_update_test_pattern(struct imx335 *imx335, u32 pattern_index) { - int ret; + int ret = 0; if (pattern_index >= ARRAY_SIZE(imx335_tpg_val)) return -EINVAL; if (pattern_index) { - const struct imx335_reg tpg_enable_regs[] = { - { 0x3148, 0x10 }, - { 0x3280, 0x00 }, - { 0x329c, 0x01 }, - { 0x32a0, 0x11 }, - { 0x3302, 0x00 }, - { 0x3303, 0x00 }, - { 0x336c, 0x00 }, + const struct cci_reg_sequence tpg_enable_regs[] = { + { IMX335_REG_TPG_TESTCLKEN, 0x10 }, + { IMX335_REG_TPG_DIG_CLP_MODE, 0x00 }, + { IMX335_REG_TPG_EN_DUOUT, 0x01 }, + { IMX335_REG_TPG_COLORWIDTH, 0x11 }, + { IMX335_REG_TPG_BLKLEVEL, 0x00 }, + { IMX335_REG_TPG_WRJ_OPEN, 0x00 }, }; - ret = imx335_write_reg(imx335, IMX335_REG_TPG, 1, - imx335_tpg_val[pattern_index]); - if (ret) - return ret; + cci_write(imx335->cci, IMX335_REG_TPG, + imx335_tpg_val[pattern_index], &ret); - ret = imx335_write_regs(imx335, tpg_enable_regs, - ARRAY_SIZE(tpg_enable_regs)); + cci_multi_reg_write(imx335->cci, tpg_enable_regs, + ARRAY_SIZE(tpg_enable_regs), &ret); } else { - const struct imx335_reg tpg_disable_regs[] = { - { 0x3148, 0x00 }, - { 0x3280, 0x01 }, - { 0x329c, 0x00 }, - { 0x32a0, 0x10 }, - { 0x3302, 0x32 }, - { 0x3303, 0x00 }, - { 0x336c, 0x01 }, + const struct cci_reg_sequence tpg_disable_regs[] = { + { IMX335_REG_TPG_TESTCLKEN, 0x00 }, + { IMX335_REG_TPG_DIG_CLP_MODE, 0x01 }, + { IMX335_REG_TPG_EN_DUOUT, 0x00 }, + { IMX335_REG_TPG_COLORWIDTH, 0x10 }, + { IMX335_REG_TPG_BLKLEVEL, 0x32 }, + { IMX335_REG_TPG_WRJ_OPEN, 0x01 }, }; - ret = imx335_write_regs(imx335, tpg_disable_regs, - ARRAY_SIZE(tpg_disable_regs)); + cci_multi_reg_write(imx335->cci, tpg_disable_regs, + ARRAY_SIZE(tpg_disable_regs), &ret); } return ret; @@ -897,12 +819,14 @@ static int imx335_set_framefmt(struct imx335 *imx335) { switch (imx335->cur_mbus_code) { case MEDIA_BUS_FMT_SRGGB10_1X10: - return imx335_write_regs(imx335, raw10_framefmt_regs, - ARRAY_SIZE(raw10_framefmt_regs)); + return cci_multi_reg_write(imx335->cci, raw10_framefmt_regs, + ARRAY_SIZE(raw10_framefmt_regs), + NULL); case MEDIA_BUS_FMT_SRGGB12_1X12: - return imx335_write_regs(imx335, raw12_framefmt_regs, - ARRAY_SIZE(raw12_framefmt_regs)); + return cci_multi_reg_write(imx335->cci, raw12_framefmt_regs, + ARRAY_SIZE(raw12_framefmt_regs), + NULL); } return -EINVAL; @@ -921,7 +845,8 @@ static int imx335_start_streaming(struct imx335 *imx335) /* Setup PLL */ reg_list = &link_freq_reglist[__ffs(imx335->link_freq_bitmap)]; - ret = imx335_write_regs(imx335, reg_list->regs, reg_list->num_of_regs); + ret = cci_multi_reg_write(imx335->cci, reg_list->regs, + reg_list->num_of_regs, NULL); if (ret) { dev_err(imx335->dev, "%s failed to set plls\n", __func__); return ret; @@ -929,8 +854,8 @@ static int imx335_start_streaming(struct imx335 *imx335) /* Write sensor mode registers */ reg_list = &imx335->cur_mode->reg_list; - ret = imx335_write_regs(imx335, reg_list->regs, - reg_list->num_of_regs); + ret = cci_multi_reg_write(imx335->cci, reg_list->regs, + reg_list->num_of_regs, NULL); if (ret) { dev_err(imx335->dev, "fail to write initial registers\n"); return ret; @@ -944,7 +869,8 @@ static int imx335_start_streaming(struct imx335 *imx335) } /* Configure lanes */ - ret = imx335_write_reg(imx335, IMX335_LANEMODE, 1, imx335->lane_mode); + ret = cci_write(imx335->cci, IMX335_REG_LANEMODE, + imx335->lane_mode, NULL); if (ret) return ret; @@ -956,8 +882,8 @@ static int imx335_start_streaming(struct imx335 *imx335) } /* Start streaming */ - ret = imx335_write_reg(imx335, IMX335_REG_MODE_SELECT, - 1, IMX335_MODE_STREAMING); + ret = cci_write(imx335->cci, IMX335_REG_MODE_SELECT, + IMX335_MODE_STREAMING, NULL); if (ret) { dev_err(imx335->dev, "fail to start streaming\n"); return ret; @@ -977,8 +903,8 @@ static int imx335_start_streaming(struct imx335 *imx335) */ static int imx335_stop_streaming(struct imx335 *imx335) { - return imx335_write_reg(imx335, IMX335_REG_MODE_SELECT, - 1, IMX335_MODE_STANDBY); + return cci_write(imx335->cci, IMX335_REG_MODE_SELECT, + IMX335_MODE_STANDBY, NULL); } /** @@ -1029,14 +955,14 @@ static int imx335_set_stream(struct v4l2_subdev *sd, int enable) static int imx335_detect(struct imx335 *imx335) { int ret; - u32 val; + u64 val; - ret = imx335_read_reg(imx335, IMX335_REG_ID, 2, &val); + ret = cci_read(imx335->cci, IMX335_REG_ID, &val, NULL); if (ret) return ret; if (val != IMX335_ID) { - dev_err(imx335->dev, "chip id mismatch: %x!=%x\n", + dev_err(imx335->dev, "chip id mismatch: %x!=%llx\n", IMX335_ID, val); return -ENXIO; } @@ -1331,6 +1257,11 @@ static int imx335_probe(struct i2c_client *client) return -ENOMEM; imx335->dev = &client->dev; + imx335->cci = devm_cci_regmap_init_i2c(client, 16); + if (IS_ERR(imx335->cci)) { + dev_err(imx335->dev, "Unable to initialize I2C\n"); + return -ENODEV; + } /* Initialize subdev */ v4l2_i2c_subdev_init(&imx335->sd, client, &imx335_subdev_ops); -- 2.43.0