From patchwork Mon Sep 21 21:39:36 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sowjanya Komatineni X-Patchwork-Id: 67229 Received: from vger.kernel.org ([23.128.96.18]) by www.linuxtv.org with esmtp (Exim 4.92) (envelope-from ) id 1kKTRW-001O1m-H3; Mon, 21 Sep 2020 21:33:52 +0000 Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727059AbgIUVjr (ORCPT + 1 other); Mon, 21 Sep 2020 17:39:47 -0400 Received: from hqnvemgate25.nvidia.com ([216.228.121.64]:10722 "EHLO hqnvemgate25.nvidia.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726452AbgIUVjr (ORCPT ); Mon, 21 Sep 2020 17:39:47 -0400 Received: from hqmail.nvidia.com (Not Verified[216.228.121.13]) by hqnvemgate25.nvidia.com (using TLS: TLSv1.2, AES256-SHA) id ; Mon, 21 Sep 2020 14:39:01 -0700 Received: from HQMAIL107.nvidia.com (172.20.187.13) by HQMAIL107.nvidia.com (172.20.187.13) with Microsoft SMTP Server (TLS) id 15.0.1473.3; Mon, 21 Sep 2020 21:39:46 +0000 Received: from skomatineni-linux.nvidia.com (172.20.13.39) by HQMAIL107.nvidia.com (172.20.187.13) with Microsoft SMTP Server id 15.0.1473.3 via Frontend Transport; Mon, 21 Sep 2020 21:39:46 +0000 From: Sowjanya Komatineni To: , , , , , , , , , , CC: , , Subject: [PATCH v6 0/3] IMX274 fixes and power on and off implementation Date: Mon, 21 Sep 2020 14:39:36 -0700 Message-ID: <1600724379-7324-1-git-send-email-skomatineni@nvidia.com> X-Mailer: git-send-email 2.7.4 X-NVConfidentiality: public MIME-Version: 1.0 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=nvidia.com; s=n1; t=1600724341; bh=3ZrsgUrCYqNpkJgRT8cKF5nNh5zlSJzd4kSDO9zrOBg=; h=From:To:CC:Subject:Date:Message-ID:X-Mailer:X-NVConfidentiality: MIME-Version:Content-Type; b=r3R+jRS2OoLgQWNqm328WHTybAtl3G4hMgNKJeaJdeZaOM5nd4FiPmm4HmDvwVRg2 WIOwBiE1gAjgmd0fnNrP61b7eaIqA5MPDqvOkJACH1pPwQTD3oBjSoY4VTj+SnIKPq UmfISTWCdg87mZP6pUP811V9Tfvbt5stW9I9cg8srvyBjq2k7t+4GIzLL9/Udz2DZg fOWWNkdNebtAJZwhm3Hbi6+lSncrccKgLAVVGtQKoB1hSgOjTvLvyBN20zq5CbjgHF O8G4TLA094q6lnxKy78j0dei0ffigrwf3TNplIf10aXP38uNC2+vY0ErC8/Qh8r3fK VJtP/ah93O4jA== Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org X-LSpam-Score: -2.5 (--) X-LSpam-Report: No, score=-2.5 required=5.0 tests=BAYES_00=-1.9,DKIMWL_WL_HIGH=0.001,DKIM_SIGNED=0.1,DKIM_VALID=-0.1,DKIM_VALID_AU=-0.1,HEADER_FROM_DIFFERENT_DOMAINS=0.5,MAILING_LIST_MULTI=-1 autolearn=ham autolearn_force=no This patch series includes - Fix for proper Y_OUT_SIZE register configuration. - Remove sensor i2c register writes to stop stream during remove. - Power on/off sequence implementation through runtime PM. Delta between patch versions: [v6]: Includes below v5 feedback - Added separate small patch to remove i2c writes to stop sensor during remove. - Removed dt-binding patch from this series as they are posted by Jacob. https://www.spinics.net/lists/linux-renesas-soc/msg52831.html - Uses udelay for 2uS delay after regulators are on before releasing reset. - Moved v4l2_ctrl_handler setup to do during start streaming to configure user controls when sensor power is on during streaming. - Other minor changes based on v5 feedback. [v5]: Includes below v4 feedback - dt-bindings patch to add optional clock and supplies and rebased on below json-schema patch. https://patchwork.kernel.org/patch/11732875/ - Other minor v4 feedbacks. [v4]: Includes below v3 feedback - Implemented power on/off through Runtime PM. - Use regulator bulk APIs. - Use lower case for supply names. [v3]: Includes below v2 feedback - Removed explicit clk_set_rate from driver as default external input clock rate can be configured through DT. [v2]: Includes below changes based on v1 feedback - External input clock name changed from xclk to inck. - implementation change for get regulators to store all in array. - To keep in reset low prior to regulators power on. Sowjanya Komatineni (3): media: i2c: imx274: Fix Y_OUT_SIZE register setting media: i2c: imx274: Remove stop stream i2c writes during remove media: i2c: imx274: Add IMX274 power on and off sequence drivers/media/i2c/imx274.c | 187 ++++++++++++++++++++++++++++++++------------- 1 file changed, 134 insertions(+), 53 deletions(-)