From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id A56E6CD11DD for ; Wed, 27 Mar 2024 23:23:18 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=wpdDCR3gpzQff5URv55/MpfCRwLi6Y9+11+WN5XpNtE=; b=oH/4MBhFH5uXDi su3joXZ/uktckbPnk1QV20HJ4HBhd4hrVeqJ5bzQ5ymV3YC9po27RdKoUTf+Qz8CnW1Jv9sAfLIdn Xv5ZfonNHdUgCtS2GaYbq7JqqLpAxHZxrCVz2R7vwJkc4+kQoMbk6oOxYC6DhffijUASu01FjE9Yt YWSdcgfJQqPrwMxSjHbZUhPTO32PomfHrwYU8G9dxVwp1JEKRXHRPMFZUrAnrPBTHz5U4wUd9IbAu 7iokWUk+XcU/f8rYMzJFcZaps674rKEahEBDVQ14S3H8F8vZvVo7LDuY0qfuxC3aHtsnZG8ozK5U2 piV73Kw/XTSqG9kf1Ylw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1rpcbo-0000000Ba8m-1SXu; Wed, 27 Mar 2024 23:23:04 +0000 Received: from mail-108-mta52.mxroute.com ([136.175.108.52]) by bombadil.infradead.org with esmtps (Exim 4.97.1 #2 (Red Hat Linux)) id 1rpcba-0000000Ba2e-1Zkz for linux-arm-kernel@lists.infradead.org; Wed, 27 Mar 2024 23:22:51 +0000 Received: from filter006.mxroute.com ([136.175.111.2] filter006.mxroute.com) (Authenticated sender: mN4UYu2MZsgR) by mail-108-mta52.mxroute.com (ZoneMTA) with ESMTPSA id 18e823479e90003bea.009 for (version=TLSv1.3 cipher=TLS_AES_256_GCM_SHA384); Wed, 27 Mar 2024 23:17:40 +0000 X-Zone-Loop: 2aec2fb12066bd2836a1a9b6c424a2025f8d298ae3e0 X-Originating-IP: [136.175.111.2] DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=luigi311.com; s=x; h=Content-Transfer-Encoding:MIME-Version:References: In-Reply-To:Message-ID:Date:Subject:Cc:To:From:Sender:Reply-To:Content-Type: Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender: Resent-To:Resent-Cc:Resent-Message-ID:List-Id:List-Help:List-Unsubscribe: List-Subscribe:List-Post:List-Owner:List-Archive; bh=tzcV6O++Ljt/ASIa7w8Ii7uMMQ256AACbEeevdXTGDg=; b=djhh2rrX3hxdfDjlQEENfp23cx zokz16x08OytLp/F1wdlcqU2RMg/d6ljHM9/UscMtrhOQH3XMvFqh3EdW/chepAH+ap4f5irAuv0K tvA31jQwWZWGyHcuzZspjStuLSqejaIsMtFJM8i3vHgxZelEm0Tp4kAM45hPYl0nuE8vralmqQdfc MPooWcU9DOPe5tZ6K6FnqEWVdb1HaR9M1HTY8Kx3Sg77LKiSCPoqBxGcShT3B2RELa/JIID+Q5FV0 xH2QuutihoPfJWdDSKUU5nPif9uuElSX/qtUpZlUzEX7M4keU8PDGvF+a+XGsvrIKoSUK2ynMDePa Y7G5zxHw==; From: git@luigi311.com To: linux-media@vger.kernel.org Cc: dave.stevenson@raspberrypi.com, jacopo.mondi@ideasonboard.com, mchehab@kernel.org, robh@kernel.org, krzysztof.kozlowski+dt@linaro.org, conor+dt@kernel.org, shawnguo@kernel.org, s.hauer@pengutronix.de, kernel@pengutronix.de, festevam@gmail.com, sakari.ailus@linux.intel.com, devicetree@vger.kernel.org, imx@lists.linux.dev, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH 12/23] media: i2c: imx258: Allow configuration of clock lane behaviour Date: Wed, 27 Mar 2024 17:16:58 -0600 Message-ID: <20240327231710.53188-13-git@luigi311.com> In-Reply-To: <20240327231710.53188-1-git@luigi311.com> References: <20240327231710.53188-1-git@luigi311.com> MIME-Version: 1.0 X-Authenticated-Id: personal@luigi311.com X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240327_162250_536184_DF71C6A5 X-CRM114-Status: GOOD ( 11.29 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org From: Dave Stevenson The sensor supports the clock lane either remaining in HS mode during frame blanking, or dropping to LP11. Add configuration of the mode via V4L2_MBUS_CSI2_NONCONTINUOUS_CLOCK. Signed-off-by: Dave Stevenson Reviewed-by: Jacopo Mondi --- drivers/media/i2c/imx258.c | 14 ++++++++++++++ 1 file changed, 14 insertions(+) diff --git a/drivers/media/i2c/imx258.c b/drivers/media/i2c/imx258.c index 979ac7872249..85c2f1ccaea1 100644 --- a/drivers/media/i2c/imx258.c +++ b/drivers/media/i2c/imx258.c @@ -72,6 +72,8 @@ /* Test Pattern Control */ #define IMX258_REG_TEST_PATTERN 0x0600 +#define IMX258_CLK_BLANK_STOP 0x4040 + /* Orientation */ #define REG_MIRROR_FLIP_CONTROL 0x0101 #define REG_CONFIG_MIRROR_FLIP 0x03 @@ -639,6 +641,7 @@ struct imx258 { const struct imx258_link_freq_config *link_freq_configs; const s64 *link_freq_menu_items; unsigned int nlanes; + unsigned int csi2_flags; /* * Mutex for serialized access: @@ -1073,6 +1076,15 @@ static int imx258_start_streaming(struct imx258 *imx258) return ret; } + ret = imx258_write_reg(imx258, IMX258_CLK_BLANK_STOP, + IMX258_REG_VALUE_08BIT, + imx258->csi2_flags & V4L2_MBUS_CSI2_NONCONTINUOUS_CLOCK ? + 1 : 0); + if (ret) { + dev_err(&client->dev, "%s failed to set clock lane mode\n", __func__); + return ret; + } + /* Apply default values of current mode */ reg_list = &imx258->cur_mode->reg_list; ret = imx258_write_regs(imx258, reg_list->regs, reg_list->num_of_regs); @@ -1445,6 +1457,8 @@ static int imx258_probe(struct i2c_client *client) goto error_endpoint_free; } + imx258->csi2_flags = ep.bus.mipi_csi2.flags; + /* Initialize subdev */ v4l2_i2c_subdev_init(&imx258->sd, client, &imx258_subdev_ops); -- 2.42.0 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel