From patchwork Fri Apr 3 14:21:19 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Maxime Chevallier X-Patchwork-Id: 202456 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=-3.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, USER_AGENT_GIT autolearn=no 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 45778C43331 for ; Fri, 3 Apr 2020 14:21:50 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 1A4A22077D for ; Fri, 3 Apr 2020 14:21:50 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2390966AbgDCOVq (ORCPT ); Fri, 3 Apr 2020 10:21:46 -0400 Received: from relay8-d.mail.gandi.net ([217.70.183.201]:48057 "EHLO relay8-d.mail.gandi.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2390896AbgDCOVq (ORCPT ); Fri, 3 Apr 2020 10:21:46 -0400 X-Originating-IP: 77.205.41.241 Received: from localhost.localdomain (241.41.205.77.rev.sfr.net [77.205.41.241]) (Authenticated sender: maxime.chevallier@bootlin.com) by relay8-d.mail.gandi.net (Postfix) with ESMTPSA id 1D96C1BF22A; Fri, 3 Apr 2020 14:21:41 +0000 (UTC) From: Maxime Chevallier To: Mauro Carvalho Chehab , Rob Herring , Mark Rutland , Heiko Stuebner , Hans Verkuil Cc: Maxime Chevallier , linux-media@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org, Thomas Petazzoni , Miquel Raynal , Paul Kocialkowski Subject: [PATCH 0/3] media: rockchip: Introduce driver for the camera interface on PX30 Date: Fri, 3 Apr 2020 16:21:19 +0200 Message-Id: <20200403142122.297283-1-maxime.chevallier@bootlin.com> X-Mailer: git-send-email 2.24.1 MIME-Version: 1.0 Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Hello everyone, Here's a series to add very basic support for the camera interface on the Rockchip PX30 SoC. This Camera Interface is also supported on other Rockchip SoC such as the RK1808, RK3128, RK3288 and RK3288, but for now I've only been able to test it on the PX30, using a PAL format. This driver is mostly based on the driver found in Rockchip's BSP, that has been trimmed down to support the set of features that I was able to test, that is pretty much a very basic one-frame capture and video streaming with GStreamer. This first draft only supports the Parallel interface, although the controller has support for BT656 and CSI2. Finally, this controller has an iommu that could be used in this driver, but as of today I've not been able to get it to work. Any review is welcome. Thanks, Maxime Maxime Chevallier (3): media: dt-bindings: media: Document Rockchip CIF bindings media: rockchip: Introduce driver for Rockhip's camera interface arm64: dts: rockchip: Add the camera interface description of the PX30 .../bindings/media/rockchip-cif.yaml | 98 ++ arch/arm64/boot/dts/rockchip/px30.dtsi | 12 + drivers/media/platform/Kconfig | 13 + drivers/media/platform/Makefile | 1 + drivers/media/platform/rockchip/cif/Makefile | 3 + drivers/media/platform/rockchip/cif/capture.c | 1170 +++++++++++++++++ drivers/media/platform/rockchip/cif/dev.c | 407 ++++++ drivers/media/platform/rockchip/cif/dev.h | 208 +++ drivers/media/platform/rockchip/cif/regs.h | 256 ++++ 9 files changed, 2168 insertions(+) create mode 100644 Documentation/devicetree/bindings/media/rockchip-cif.yaml create mode 100644 drivers/media/platform/rockchip/cif/Makefile create mode 100644 drivers/media/platform/rockchip/cif/capture.c create mode 100644 drivers/media/platform/rockchip/cif/dev.c create mode 100644 drivers/media/platform/rockchip/cif/dev.h create mode 100644 drivers/media/platform/rockchip/cif/regs.h