From patchwork Thu Jun 6 15:38:23 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?q?S=C3=A9bastien_Szymanski?= X-Patchwork-Id: 10979965 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id A3C0414C0 for ; Thu, 6 Jun 2019 15:55:35 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 94F6428A17 for ; Thu, 6 Jun 2019 15:55:35 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 927852018F; Thu, 6 Jun 2019 15:55:35 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.9 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI, RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 3598E2018F for ; Thu, 6 Jun 2019 15:55:35 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729276AbfFFPze (ORCPT ); Thu, 6 Jun 2019 11:55:34 -0400 Received: from 6.mo173.mail-out.ovh.net ([46.105.43.93]:38095 "EHLO 6.mo173.mail-out.ovh.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728871AbfFFPze (ORCPT ); Thu, 6 Jun 2019 11:55:34 -0400 X-Greylist: delayed 995 seconds by postgrey-1.27 at vger.kernel.org; Thu, 06 Jun 2019 11:55:33 EDT Received: from player697.ha.ovh.net (unknown [10.108.57.150]) by mo173.mail-out.ovh.net (Postfix) with ESMTP id AD8DF10CDAE for ; Thu, 6 Jun 2019 17:38:55 +0200 (CEST) Received: from armadeus.com (lfbn-1-7591-179.w90-126.abo.wanadoo.fr [90.126.248.179]) (Authenticated sender: sebastien.szymanski@armadeus.com) by player697.ha.ovh.net (Postfix) with ESMTPSA id 0AFA9697A5DB; Thu, 6 Jun 2019 15:38:36 +0000 (UTC) From: =?utf-8?q?S=C3=A9bastien_Szymanski?= To: devel@driverdev.osuosl.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, linux-media@vger.kernel.org, Shawn Guo , Mauro Carvalho Chehab Cc: Greg Kroah-Hartman , Philipp Zabel , Steve Longerbeam , NXP Linux Team , Fabio Estevam , Pengutronix Kernel Team , Sascha Hauer , Mark Rutland , Rob Herring , Rui Miguel Silva , =?utf-8?q?S=C3=A9bastien_Szymanski?= Subject: [PATCH v2 1/3] ARM: dts: imx6ul: Add csi node Date: Thu, 6 Jun 2019 17:38:23 +0200 Message-Id: <20190606153825.8183-1-sebastien.szymanski@armadeus.com> X-Mailer: git-send-email 2.19.2 MIME-Version: 1.0 X-Ovh-Tracer-Id: 3715188221214217412 X-VR-SPAMSTATE: OK X-VR-SPAMSCORE: -100 X-VR-SPAMCAUSE: gggruggvucftvghtrhhoucdtuddrgeduuddrudeggedgledvucetufdoteggodetrfdotffvucfrrhhofhhilhgvmecuqfggjfdpvefjgfevmfevgfenuceurghilhhouhhtmecuhedttdenucesvcftvggtihhpihgvnhhtshculddquddttddm Sender: linux-media-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Add csi node for i.MX6UL SoC. Reviewed-by: Fabio Estevam Signed-off-by: Sébastien Szymanski --- Changes for v2: - only "mclk" clock is required now. arch/arm/boot/dts/imx6ul.dtsi | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/arch/arm/boot/dts/imx6ul.dtsi b/arch/arm/boot/dts/imx6ul.dtsi index bbf010c73336..f10012de5eb6 100644 --- a/arch/arm/boot/dts/imx6ul.dtsi +++ b/arch/arm/boot/dts/imx6ul.dtsi @@ -951,6 +951,15 @@ }; }; + csi: csi@21c4000 { + compatible = "fsl,imx6ul-csi", "fsl,imx7-csi"; + reg = <0x021c4000 0x4000>; + interrupts = ; + clocks = <&clks IMX6UL_CLK_CSI>; + clock-names = "mclk"; + status = "disabled"; + }; + lcdif: lcdif@21c8000 { compatible = "fsl,imx6ul-lcdif", "fsl,imx28-lcdif"; reg = <0x021c8000 0x4000>; From patchwork Thu Jun 6 15:38:24 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?q?S=C3=A9bastien_Szymanski?= X-Patchwork-Id: 10980245 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 71A8217D2 for ; Thu, 6 Jun 2019 18:19:18 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 5FBAA28A22 for ; Thu, 6 Jun 2019 18:19:18 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 518ED28A26; Thu, 6 Jun 2019 18:19:18 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.9 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI, RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id BC15A28A22 for ; Thu, 6 Jun 2019 18:19:17 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729335AbfFFSTR (ORCPT ); Thu, 6 Jun 2019 14:19:17 -0400 Received: from 7.mo6.mail-out.ovh.net ([46.105.59.196]:32875 "EHLO 7.mo6.mail-out.ovh.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727559AbfFFSTQ (ORCPT ); Thu, 6 Jun 2019 14:19:16 -0400 X-Greylist: delayed 9594 seconds by postgrey-1.27 at vger.kernel.org; Thu, 06 Jun 2019 14:19:15 EDT Received: from player697.ha.ovh.net (unknown [10.109.143.246]) by mo6.mail-out.ovh.net (Postfix) with ESMTP id B8D6A1CAC05 for ; Thu, 6 Jun 2019 17:39:19 +0200 (CEST) Received: from armadeus.com (lfbn-1-7591-179.w90-126.abo.wanadoo.fr [90.126.248.179]) (Authenticated sender: sebastien.szymanski@armadeus.com) by player697.ha.ovh.net (Postfix) with ESMTPSA id D6299697A73E; Thu, 6 Jun 2019 15:38:59 +0000 (UTC) From: =?utf-8?q?S=C3=A9bastien_Szymanski?= To: devel@driverdev.osuosl.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, linux-media@vger.kernel.org, Shawn Guo , Mauro Carvalho Chehab Cc: Greg Kroah-Hartman , Philipp Zabel , Steve Longerbeam , NXP Linux Team , Fabio Estevam , Pengutronix Kernel Team , Sascha Hauer , Mark Rutland , Rob Herring , Rui Miguel Silva , =?utf-8?q?S=C3=A9bastien_Szymanski?= Subject: [PATCH v2 2/3] media: imx7-media-csi: add i.MX6UL support Date: Thu, 6 Jun 2019 17:38:24 +0200 Message-Id: <20190606153825.8183-2-sebastien.szymanski@armadeus.com> X-Mailer: git-send-email 2.19.2 In-Reply-To: <20190606153825.8183-1-sebastien.szymanski@armadeus.com> References: <20190606153825.8183-1-sebastien.szymanski@armadeus.com> MIME-Version: 1.0 X-Ovh-Tracer-Id: 3721943620884780228 X-VR-SPAMSTATE: OK X-VR-SPAMSCORE: -100 X-VR-SPAMCAUSE: gggruggvucftvghtrhhoucdtuddrgeduuddrudeggedgledvucetufdoteggodetrfdotffvucfrrhhofhhilhgvmecuqfggjfdpvefjgfevmfevgfenuceurghilhhouhhtmecuhedttdenucesvcftvggtihhpihgvnhhtshculddquddttddm Sender: linux-media-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP i.MX7 and i.MX6UL/L have the same CSI controller. So add i.MX6UL/L support to imx7-media-csi driver. Signed-off-by: Sébastien Szymanski --- Changes for v2: - rebase on top of linuxtv/master - mention i.MX6UL/L in header and Kconfig help text - rename csi_type to csi_soc_id drivers/staging/media/imx/Kconfig | 4 +- drivers/staging/media/imx/imx7-media-csi.c | 62 ++++++++++++++++------ 2 files changed, 49 insertions(+), 17 deletions(-) diff --git a/drivers/staging/media/imx/Kconfig b/drivers/staging/media/imx/Kconfig index ad3d7df6bb3c..8b6dc42c39e0 100644 --- a/drivers/staging/media/imx/Kconfig +++ b/drivers/staging/media/imx/Kconfig @@ -22,11 +22,11 @@ config VIDEO_IMX_CSI A video4linux camera sensor interface driver for i.MX5/6. config VIDEO_IMX7_CSI - tristate "i.MX7 Camera Sensor Interface driver" + tristate "i.MX6UL/L / i.MX7 Camera Sensor Interface driver" depends on VIDEO_IMX_MEDIA && VIDEO_DEV && I2C default y help Enable support for video4linux camera sensor interface driver for - i.MX7. + i.MX6UL/L or i.MX7. endmenu endif diff --git a/drivers/staging/media/imx/imx7-media-csi.c b/drivers/staging/media/imx/imx7-media-csi.c index 9101566f3f67..902bdce594cf 100644 --- a/drivers/staging/media/imx/imx7-media-csi.c +++ b/drivers/staging/media/imx/imx7-media-csi.c @@ -1,6 +1,6 @@ // SPDX-License-Identifier: GPL-2.0 /* - * V4L2 Capture CSI Subdev for Freescale i.MX7 SOC + * V4L2 Capture CSI Subdev for Freescale i.MX6UL/L / i.MX7 SOC * * Copyright (c) 2019 Linaro Ltd * @@ -152,6 +152,11 @@ #define CSI_CSICR18 0x48 #define CSI_CSICR19 0x4c +enum csi_soc_id { + IMX7, + IMX6UL +}; + struct imx7_csi { struct device *dev; struct v4l2_subdev sd; @@ -191,6 +196,7 @@ struct imx7_csi { bool is_init; bool is_streaming; bool is_csi2; + enum csi_soc_id soc_id; struct completion last_eof_completion; }; @@ -548,6 +554,14 @@ static int imx7_csi_pad_link_validate(struct v4l2_subdev *sd, if (ret) return ret; + if (csi->soc_id == IMX6UL) { + mutex_lock(&csi->lock); + csi->is_csi2 = false; + mutex_unlock(&csi->lock); + + return 0; + } + ret = imx7_csi_get_upstream_endpoint(csi, &upstream_ep, true); if (ret) { v4l2_err(&csi->sd, "failed to find upstream endpoint\n"); @@ -757,6 +771,7 @@ static int imx7_csi_configure(struct imx7_csi *csi) struct v4l2_pix_format *out_pix = &vdev->fmt.fmt.pix; __u32 in_code = csi->format_mbus[IMX7_CSI_PAD_SINK].code; u32 cr1, cr18; + int width = out_pix->width; if (out_pix->field == V4L2_FIELD_INTERLACED) { imx7_csi_deinterlace_enable(csi, true); @@ -766,15 +781,27 @@ static int imx7_csi_configure(struct imx7_csi *csi) imx7_csi_buf_stride_set(csi, 0); } - imx7_csi_set_imagpara(csi, out_pix->width, out_pix->height); + cr18 = imx7_csi_reg_read(csi, CSI_CSICR18); + + if (!csi->is_csi2) { + if (out_pix->pixelformat == V4L2_PIX_FMT_UYVY || + out_pix->pixelformat == V4L2_PIX_FMT_YUYV) + width *= 2; + + imx7_csi_set_imagpara(csi, width, out_pix->height); + + cr18 |= (BIT_BASEADDR_SWITCH_EN | BIT_BASEADDR_SWITCH_SEL | + BIT_BASEADDR_CHG_ERR_EN); + imx7_csi_reg_write(csi, cr18, CSI_CSICR18); - if (!csi->is_csi2) return 0; + } + + imx7_csi_set_imagpara(csi, width, out_pix->height); cr1 = imx7_csi_reg_read(csi, CSI_CSICR1); cr1 &= ~BIT_GCLK_MODE; - cr18 = imx7_csi_reg_read(csi, CSI_CSICR18); cr18 &= BIT_MIPI_DATA_FORMAT_MASK; cr18 |= BIT_DATA_FROM_MIPI; @@ -809,11 +836,9 @@ static void imx7_csi_enable(struct imx7_csi *csi) { imx7_csi_sw_reset(csi); - if (csi->is_csi2) { - imx7_csi_dmareq_rff_enable(csi); - imx7_csi_hw_enable_irq(csi); - imx7_csi_hw_enable(csi); - } + imx7_csi_dmareq_rff_enable(csi); + imx7_csi_hw_enable_irq(csi); + imx7_csi_hw_enable(csi); } static void imx7_csi_disable(struct imx7_csi *csi) @@ -1166,19 +1191,32 @@ static int imx7_csi_parse_endpoint(struct device *dev, return fwnode_device_is_available(asd->match.fwnode) ? 0 : -EINVAL; } +static const struct of_device_id imx7_csi_of_match[] = { + { .compatible = "fsl,imx7-csi", .data = (void *)IMX7 }, + { .compatible = "fsl,imx6ul-csi", .data = (void *)IMX6UL }, + { }, +}; +MODULE_DEVICE_TABLE(of, imx7_csi_of_match); + static int imx7_csi_probe(struct platform_device *pdev) { struct device *dev = &pdev->dev; struct device_node *node = dev->of_node; struct imx_media_dev *imxmd; struct imx7_csi *csi; + const struct of_device_id *of_id; int ret; + of_id = of_match_node(imx7_csi_of_match, node); + if (!of_id) + return -ENODEV; + csi = devm_kzalloc(&pdev->dev, sizeof(*csi), GFP_KERNEL); if (!csi) return -ENOMEM; csi->dev = dev; + csi->soc_id = (enum csi_soc_id)of_id->data; csi->mclk = devm_clk_get(&pdev->dev, "mclk"); if (IS_ERR(csi->mclk)) { @@ -1294,12 +1332,6 @@ static int imx7_csi_remove(struct platform_device *pdev) return 0; } -static const struct of_device_id imx7_csi_of_match[] = { - { .compatible = "fsl,imx7-csi" }, - { }, -}; -MODULE_DEVICE_TABLE(of, imx7_csi_of_match); - static struct platform_driver imx7_csi_driver = { .probe = imx7_csi_probe, .remove = imx7_csi_remove, From patchwork Thu Jun 6 15:38:25 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?q?S=C3=A9bastien_Szymanski?= X-Patchwork-Id: 10980119 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 7C12117D2 for ; Thu, 6 Jun 2019 16:55:45 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 6A22E28A06 for ; Thu, 6 Jun 2019 16:55:45 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 5D23828A13; Thu, 6 Jun 2019 16:55:45 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.9 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI, RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 110782892D for ; Thu, 6 Jun 2019 16:55:45 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729733AbfFFQzo (ORCPT ); Thu, 6 Jun 2019 12:55:44 -0400 Received: from 7.mo2.mail-out.ovh.net ([188.165.48.182]:52455 "EHLO 7.mo2.mail-out.ovh.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728718AbfFFQzo (ORCPT ); Thu, 6 Jun 2019 12:55:44 -0400 X-Greylist: delayed 2401 seconds by postgrey-1.27 at vger.kernel.org; Thu, 06 Jun 2019 12:55:43 EDT Received: from player697.ha.ovh.net (unknown [10.109.160.230]) by mo2.mail-out.ovh.net (Postfix) with ESMTP id B954219E389 for ; Thu, 6 Jun 2019 17:39:41 +0200 (CEST) Received: from armadeus.com (lfbn-1-7591-179.w90-126.abo.wanadoo.fr [90.126.248.179]) (Authenticated sender: sebastien.szymanski@armadeus.com) by player697.ha.ovh.net (Postfix) with ESMTPSA id 20984697A803; Thu, 6 Jun 2019 15:39:22 +0000 (UTC) From: =?utf-8?q?S=C3=A9bastien_Szymanski?= To: devel@driverdev.osuosl.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, linux-media@vger.kernel.org, Shawn Guo , Mauro Carvalho Chehab Cc: Greg Kroah-Hartman , Philipp Zabel , Steve Longerbeam , NXP Linux Team , Fabio Estevam , Pengutronix Kernel Team , Sascha Hauer , Mark Rutland , Rob Herring , Rui Miguel Silva , =?utf-8?q?S=C3=A9bastien_Szymanski?= Subject: [PATCH v2 3/3] media: dt-bindings: imx7-csi: add i.MX6UL/L support Date: Thu, 6 Jun 2019 17:38:25 +0200 Message-Id: <20190606153825.8183-3-sebastien.szymanski@armadeus.com> X-Mailer: git-send-email 2.19.2 In-Reply-To: <20190606153825.8183-1-sebastien.szymanski@armadeus.com> References: <20190606153825.8183-1-sebastien.szymanski@armadeus.com> MIME-Version: 1.0 X-Ovh-Tracer-Id: 3728136069398615236 X-VR-SPAMSTATE: OK X-VR-SPAMSCORE: -100 X-VR-SPAMCAUSE: gggruggvucftvghtrhhoucdtuddrgeduuddrudeggedgledvucetufdoteggodetrfdotffvucfrrhhofhhilhgvmecuqfggjfdpvefjgfevmfevgfenuceurghilhhouhhtmecuhedttdenucesvcftvggtihhpihgvnhhtshculddquddttddm Sender: linux-media-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Document "fsl,imx6ul-csi" entry. Signed-off-by: Sébastien Szymanski Reviewed-by: Rob Herring --- Changes for v2: - New patch to document new "fsl,imx6ul-csi" entry. Documentation/devicetree/bindings/media/imx7-csi.txt | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/Documentation/devicetree/bindings/media/imx7-csi.txt b/Documentation/devicetree/bindings/media/imx7-csi.txt index 3c07bc676bc3..49e9af19b3ea 100644 --- a/Documentation/devicetree/bindings/media/imx7-csi.txt +++ b/Documentation/devicetree/bindings/media/imx7-csi.txt @@ -9,7 +9,7 @@ to connect directly to external CMOS image sensors. Required properties: -- compatible : "fsl,imx7-csi"; +- compatible : "fsl,imx7-csi" or "fsl,imx6ul-csi"; - reg : base address and length of the register set for the device; - interrupts : should contain CSI interrupt; - clocks : list of clock specifiers, see