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 X-Spam-Level: X-Spam-Status: No, score=-13.0 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 07D37C433E1 for ; Fri, 24 Jul 2020 15:08:26 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id E30C2206D7 for ; Fri, 24 Jul 2020 15:08:25 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726758AbgGXPIZ (ORCPT ); Fri, 24 Jul 2020 11:08:25 -0400 Received: from relmlor1.renesas.com ([210.160.252.171]:42486 "EHLO relmlie5.idc.renesas.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1726366AbgGXPIY (ORCPT ); Fri, 24 Jul 2020 11:08:24 -0400 X-IronPort-AV: E=Sophos;i="5.75,391,1589209200"; d="scan'208";a="52963390" Received: from unknown (HELO relmlir5.idc.renesas.com) ([10.200.68.151]) by relmlie5.idc.renesas.com with ESMTP; 25 Jul 2020 00:08:23 +0900 Received: from localhost.localdomain (unknown [10.226.36.204]) by relmlir5.idc.renesas.com (Postfix) with ESMTP id A16C54005E3C; Sat, 25 Jul 2020 00:08:21 +0900 (JST) From: Lad Prabhakar To: Jacopo Mondi , Mauro Carvalho Chehab , Hans Verkuil , linux-media@vger.kernel.org, Kieran Bingham Cc: linux-renesas-soc@vger.kernel.org, linux-kernel@vger.kernel.org, Biju Das , Prabhakar , Lad Prabhakar Subject: [PATCH 1/2] media: i2c: ov772x: Add support for BT656 mode Date: Fri, 24 Jul 2020 16:08:15 +0100 Message-Id: <1595603296-25903-2-git-send-email-prabhakar.mahadev-lad.rj@bp.renesas.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1595603296-25903-1-git-send-email-prabhakar.mahadev-lad.rj@bp.renesas.com> References: <1595603296-25903-1-git-send-email-prabhakar.mahadev-lad.rj@bp.renesas.com> Sender: linux-renesas-soc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-renesas-soc@vger.kernel.org Add support to read the bus-type and enable BT656 mode if needed. Signed-off-by: Lad Prabhakar Reviewed-by: Biju Das --- drivers/media/i2c/ov772x.c | 23 +++++++++++++++++++++-- 1 file changed, 21 insertions(+), 2 deletions(-) diff --git a/drivers/media/i2c/ov772x.c b/drivers/media/i2c/ov772x.c index 2cc6a67..3b7dfba 100644 --- a/drivers/media/i2c/ov772x.c +++ b/drivers/media/i2c/ov772x.c @@ -31,6 +31,7 @@ #include #include #include +#include #include #include @@ -434,6 +435,7 @@ struct ov772x_priv { #ifdef CONFIG_MEDIA_CONTROLLER struct media_pad pad; #endif + struct v4l2_fwnode_endpoint ep; }; /* @@ -585,7 +587,6 @@ static int ov772x_s_stream(struct v4l2_subdev *sd, int enable) enable ? 0 : SOFT_SLEEP_MODE); if (ret) goto done; - if (enable) { dev_dbg(&client->dev, "format %d, win %s\n", priv->cfmt->code, priv->win->name); @@ -1104,7 +1105,10 @@ static int ov772x_set_params(struct ov772x_priv *priv, goto ov772x_set_fmt_error; /* COM7: Sensor resolution and output format control. */ - ret = regmap_write(priv->regmap, COM7, win->com7_bit | cfmt->com7); + val = win->com7_bit | cfmt->com7; + if (priv->ep.bus_type == V4L2_MBUS_BT656) + val |= ITU656_ON_OFF; + ret = regmap_write(priv->regmap, COM7, val); if (ret < 0) goto ov772x_set_fmt_error; @@ -1354,6 +1358,7 @@ static const struct v4l2_subdev_ops ov772x_subdev_ops = { static int ov772x_probe(struct i2c_client *client) { + struct fwnode_handle *endpoint; struct ov772x_priv *priv; int ret; static const struct regmap_config ov772x_regmap_config = { @@ -1415,6 +1420,20 @@ static int ov772x_probe(struct i2c_client *client) goto error_clk_put; } + endpoint = fwnode_graph_get_next_endpoint(dev_fwnode(&client->dev), + NULL); + if (!endpoint) { + dev_err(&client->dev, "endpoint node not found\n"); + goto error_clk_put; + } + + ret = v4l2_fwnode_endpoint_parse(endpoint, &priv->ep); + fwnode_handle_put(endpoint); + if (ret) { + dev_err(&client->dev, "Could not parse endpoint\n"); + goto error_clk_put; + } + ret = ov772x_video_probe(priv); if (ret < 0) goto error_gpio_put; -- 2.7.4