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=-9.7 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED,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 7872CC33C9D for ; Thu, 14 Nov 2019 05:14:25 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 6995620659 for ; Thu, 14 Nov 2019 05:14:25 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727256AbfKNFOY (ORCPT ); Thu, 14 Nov 2019 00:14:24 -0500 Received: from bhuna.collabora.co.uk ([46.235.227.227]:44082 "EHLO bhuna.collabora.co.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725914AbfKNFOX (ORCPT ); Thu, 14 Nov 2019 00:14:23 -0500 Received: from floko.floko.floko (unknown [IPv6:2804:431:c7f0:da1c:a086:2727:e196:fd8a]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) (Authenticated sender: koike) by bhuna.collabora.co.uk (Postfix) with ESMTPSA id 3DC52290EFF; Thu, 14 Nov 2019 05:14:14 +0000 (GMT) From: Helen Koike To: linux-rockchip@lists.infradead.org Cc: mark.rutland@arm.com, devicetree@vger.kernel.org, eddie.cai.linux@gmail.com, mchehab@kernel.org, heiko@sntech.de, linux-arm-kernel@lists.infradead.org, gregkh@linuxfoundation.org, jeffy.chen@rock-chips.com, zyc@rock-chips.com, linux-kernel@vger.kernel.org, tfiga@chromium.org, robh+dt@kernel.org, hans.verkuil@cisco.com, laurent.pinchart@ideasonboard.com, sakari.ailus@linux.intel.com, kernel@collabora.com, ezequiel@collabora.com, linux-media@vger.kernel.org, jacob-chen@iotwrt.com, zhengsq@rock-chips.com, Jacob Chen , Rob Herring , Helen Koike Subject: [PATCH v11 09/11] media: staging: dt-bindings: Document the Rockchip ISP1 bindings Date: Thu, 14 Nov 2019 02:12:40 -0300 Message-Id: <20191114051242.14651-10-helen.koike@collabora.com> X-Mailer: git-send-email 2.22.0 In-Reply-To: <20191114051242.14651-1-helen.koike@collabora.com> References: <20191114051242.14651-1-helen.koike@collabora.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Jacob Chen Add DT bindings documentation for Rockchip ISP1 Signed-off-by: Jacob Chen Reviewed-by: Rob Herring [refactored for upstream] Signed-off-by: Helen Koike --- Changes in v11: - add clock-names values Changes in v10: - unsquash Changes in v9: - squash - move to staging Changes in v8: - fix title division style Changes in v7: - update document with new design and tested example .../bindings/media/rockchip-isp1.txt | 77 +++++++++++++++++++ 1 file changed, 77 insertions(+) create mode 100644 drivers/staging/media/rkisp1/Documentation/devicetree/bindings/media/rockchip-isp1.txt diff --git a/drivers/staging/media/rkisp1/Documentation/devicetree/bindings/media/rockchip-isp1.txt b/drivers/staging/media/rkisp1/Documentation/devicetree/bindings/media/rockchip-isp1.txt new file mode 100644 index 000000000000..409b3dbe612d --- /dev/null +++ b/drivers/staging/media/rkisp1/Documentation/devicetree/bindings/media/rockchip-isp1.txt @@ -0,0 +1,77 @@ +Rockchip SoC Image Signal Processing unit v1 +-------------------------------------------- + +Rockchip ISP1 is the Camera interface for the Rockchip series of SoCs +which contains image processing, scaling, and compression funcitons. + +Required properties: +- compatible: value should be one of the following + "rockchip,rk3288-cif-isp"; + "rockchip,rk3399-cif-isp"; +- reg : offset and length of the register set for the device. +- interrupts: should contain ISP interrupt. +- clocks: phandle to the required clocks. +- clock-names: required clock name. Must include the following entries: + rk3399: + - clk_isp + - aclk_isp + - aclk_isp_wrap + - hclk_isp + - hclk_isp_wrap +- iommus: required a iommu node. +- phys: the phandle for the PHY port +- phy-names: must contain "dphy" + +port node +--------- + +The device node should contain one 'ports' child node, with children 'port' +with child 'endpoint'. +nodes, according to the bindings defined in Documentation/devicetree/bindings/ +media/video-interfaces.txt. + +- endpoint(mipi): + - remote-endpoint: Connecting to Rockchip MIPI-DPHY, + which is defined in rockchip-mipi-dphy.txt. + +The port node must contain at least one endpoint, either parallel or mipi. +It could have multiple endpoints, but please note the hardware don't support +two sensors work at a time, they are supposed to work asynchronously. + +Device node example +------------------- + + isp0: isp0@ff910000 { + compatible = "rockchip,rk3399-cif-isp"; + reg = <0x0 0xff910000 0x0 0x4000>; + interrupts = ; + clocks = <&cru SCLK_ISP0>, + <&cru ACLK_ISP0>, <&cru ACLK_ISP0_WRAPPER>, + <&cru HCLK_ISP0>, <&cru HCLK_ISP0_WRAPPER>; + clock-names = "clk_isp", + "aclk_isp", "aclk_isp_wrap", + "hclk_isp", "hclk_isp_wrap"; + power-domains = <&power RK3399_PD_ISP0>; + iommus = <&isp0_mmu>; + phys = <&dphy>; + phy-names = "dphy"; + + ports { + #address-cells = <1>; + #size-cells = <0>; + + port@0 { + mipi_in_wcam: endpoint@0 { + reg = <0>; + remote-endpoint = <&wcam_out>; + data-lanes = <1 2>; + }; + + mipi_in_ucam: endpoint@1 { + reg = <1>; + remote-endpoint = <&ucam_out>; + data-lanes = <1>; + }; + }; + }; + }; -- 2.22.0