From patchwork Sat Nov 28 10:38:57 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Xinliang Liu X-Patchwork-Id: 7716721 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork1.web.kernel.org (Postfix) with ESMTP id 1C8E69F1C0 for ; Sat, 28 Nov 2015 10:42:59 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 11070205FE for ; Sat, 28 Nov 2015 10:42:58 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.9]) (using TLSv1.2 with cipher AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 1522B205F9 for ; Sat, 28 Nov 2015 10:42:57 +0000 (UTC) Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1a2cwA-0004QI-Uh; Sat, 28 Nov 2015 10:41:02 +0000 Received: from mail-vk0-x233.google.com ([2607:f8b0:400c:c05::233]) by bombadil.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1a2cvs-0004I7-SI for linux-arm-kernel@lists.infradead.org; Sat, 28 Nov 2015 10:40:47 +0000 Received: by vkbs1 with SMTP id s1so79556812vkb.1 for ; Sat, 28 Nov 2015 02:40:23 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro-org.20150623.gappssmtp.com; s=20150623; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=BCNk53Nw/lEfuqBSl69WlgqOmHnhyy/MhrBXAKrWs5Y=; b=Vz/RRn5oTYUBe5NBAOckfRZbmM26iXghV2xVx2qCZliGKp5pvPj8h+WuFj1bktLjvQ qOkAc/e0k3eOfCZibkfAcEK4Qi2wvwaMKPlX79VMBCnRz37ayloUFcG1lWoHg7BCZDP7 lwA1XCv0dl2gmxGca+cKbjrwZhwfeebbE8U7KHAo8RtB6z035C9mBydaxzw4Fbj7YRbn J4oAHdev0Mj+BWIQkOPuafTl986OZI+VVFt0LtkCDcmUijmYJlW2Rid3cM08baiKX0NK KZSyo+MHPS0MkHjEMJpkr7cXxD5ZEKc0AsYiqiY/czla4OsXkZwQ8/64a9UvTt6wBksh ftow== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=BCNk53Nw/lEfuqBSl69WlgqOmHnhyy/MhrBXAKrWs5Y=; b=XyqNRr4WWw/bqv/lXKXFCKtFL2EFouhcv7NhjLEN0iWhBYuqoMvpjGoWER0mpE0vQU YcgH2rTdSFeNRVGRbQ6Gz1yddmirEI5k6HW4jA19mEet2JhiOu1Fa1wjwjng55/laM6e Kif7y08Emk8MicvU65bz/pZgCUG5osLK1Btayg5lpuUnL/5yuhWw8XaDCXkan0S7G7XK +htg2hf+hrrFn1L99qeHoBRIzeit4r5LzcvxzutuM7/ujMeb7uAhTGkp8afkvxQ7KZjk 126zNF0FekRRLrJZzLNXCNrlntAUwmN11+Up/DN13VzYwWDl3eRVdVG3VMLlM8NDgMfh rplQ== X-Gm-Message-State: ALoCoQlZtfqDKaMqE2u0juQxXD6hKQhCVM8sFhsrmxh1JtKVs7X/G/jnhtmMuZP4R0WKl23S5KoR X-Received: by 10.31.131.204 with SMTP id f195mr6038733vkd.90.1448707223370; Sat, 28 Nov 2015 02:40:23 -0800 (PST) Received: from localhost.localdomain ([14.153.35.143]) by smtp.gmail.com with ESMTPSA id o135sm19989822vkd.3.2015.11.28.02.40.14 (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Sat, 28 Nov 2015 02:40:22 -0800 (PST) From: Xinliang Liu To: dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, daniel@ffwll.ch, robh@kernel.org, daniel@fooishbar.org, architt@codeaurora.org, airlied@linux.ie, corbet@lwn.net, catalin.marinas@arm.com, will.deacon@arm.com Subject: [PATCH v2 02/10] drm/hisilicon: Add DT binding docs for hi6220 display subsystem Date: Sat, 28 Nov 2015 18:38:57 +0800 Message-Id: <1448707145-69348-3-git-send-email-xinliang.liu@linaro.org> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1448707145-69348-1-git-send-email-xinliang.liu@linaro.org> References: <1448707145-69348-1-git-send-email-xinliang.liu@linaro.org> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20151128_024045_405166_289B1519 X-CRM114-Status: GOOD ( 14.18 ) X-Spam-Score: -2.6 (--) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: andy.green@linaro.org, xuyiping@hisilicon.com, linux-doc@vger.kernel.org, Xinliang Liu , w.f@huawei.com, zourongrong@huawei.com, linuxarm@huawei.com, xuwei5@hisilicon.com, kong.kongxinwei@hisilicon.com, bintian.wang@huawei.com, haojian.zhuang@linaro.org, benjamin.gaignard@linaro.org, puck.chen@hisilicon.com, lijianhua@huawei.com, liguozhu@hisilicon.com, sumit.semwal@linaro.org, linux-arm-kernel@lists.infradead.org MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Spam-Status: No, score=-4.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, RCVD_IN_DNSWL_MED, T_DKIM_INVALID, T_RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Add the device tree binding documentation for hi6220 SoC display subsystem. drm master device binding doc. ADE display controller binding doc. DSI controller binding doc. Signed-off-by: Xinliang Liu Signed-off-by: Xinwei Kong Signed-off-by: Andy Green --- .../bindings/display/hisilicon/hisi-ade.txt | 42 ++++++++++++++ .../bindings/display/hisilicon/hisi-drm.txt | 66 ++++++++++++++++++++++ .../bindings/display/hisilicon/hisi-dsi.txt | 53 +++++++++++++++++ 3 files changed, 161 insertions(+) create mode 100644 Documentation/devicetree/bindings/display/hisilicon/hisi-ade.txt create mode 100644 Documentation/devicetree/bindings/display/hisilicon/hisi-drm.txt create mode 100644 Documentation/devicetree/bindings/display/hisilicon/hisi-dsi.txt diff --git a/Documentation/devicetree/bindings/display/hisilicon/hisi-ade.txt b/Documentation/devicetree/bindings/display/hisilicon/hisi-ade.txt new file mode 100644 index 0000000..2777a2c --- /dev/null +++ b/Documentation/devicetree/bindings/display/hisilicon/hisi-ade.txt @@ -0,0 +1,42 @@ +Device-Tree bindings for hisilicon ADE display controller driver + +ADE (Advanced Display Engine) is the display controller which grab image +data from memory, do composition, do post image processing, generate RGB +timing stream and transfer to DSI. + +Required properties: +- compatible: value should be one of the following + "hisilicon,hi6220-ade". +- reg: physical base address and length of the controller's registers. +- reg-names: name of physical base. +- interrupt: the interrupt number. +- clocks: the clocks needed. +- clock-names: the name of the clocks. +- ade_core_clk_rate: ADE core clock rate. +- media_noc_clk_rate: media noc module clock rate. + + +A example of HiKey board hi6220 SoC specific DT entry: +Example: + + ade: ade@f4100000 { + compatible = "hisilicon,hi6220-ade"; + reg = <0x0 0xf4100000 0x0 0x7800>, + <0x0 0xf4410000 0x0 0x1000>; + reg-names = "ade_base", + "media_base"; + interrupts = <0 115 4>; + + clocks = <&media_ctrl HI6220_ADE_CORE>, + <&media_ctrl HI6220_CODEC_JPEG>, + <&media_ctrl HI6220_ADE_PIX_SRC>, + <&media_ctrl HI6220_PLL_SYS>, + <&media_ctrl HI6220_PLL_SYS_MEDIA>; + clock-names = "clk_ade_core", + "aclk_codec_jpeg_src", + "clk_ade_pix", + "clk_syspll_src", + "clk_medpll_src"; + ade_core_clk_rate = <360000000>; + media_noc_clk_rate = <288000000>; + }; diff --git a/Documentation/devicetree/bindings/display/hisilicon/hisi-drm.txt b/Documentation/devicetree/bindings/display/hisilicon/hisi-drm.txt new file mode 100644 index 0000000..fd93026 --- /dev/null +++ b/Documentation/devicetree/bindings/display/hisilicon/hisi-drm.txt @@ -0,0 +1,66 @@ +Hisilicon DRM master device + +The Hisilicon DRM master device is a virtual device needed to list all +the other display relevant nodes that comprise the display subsystem. + + +Required properties: +- compatible: Should be "hisilicon,-dss" +- #address-cells: should be set to 2. +- #size-cells: should be set to 2. +- range: to allow probing of subdevices. + +Optional properties: +- dma-coherent: Present if dma operations are coherent. + +Required sub nodes: +All the device nodes of display subsystem of SoC should be the sub nodes. +Such as display controller node, DSI node and so on. + +A example of HiKey board hi6220 SoC specific DT entry: +Example: + + display-subsystem { + compatible = "hisilicon,hi6220-dss"; + #address-cells = <2>; + #size-cells = <2>; + ranges; + dma-coherent; + + ade: ade@f4100000 { + compatible = "hisilicon,hi6220-ade"; + reg = <0x0 0xf4100000 0x0 0x7800>, + <0x0 0xf4410000 0x0 0x1000>; + reg-names = "ade_base", + "media_base"; + interrupts = <0 115 4>; /* ldi interrupt */ + + clocks = <&media_ctrl HI6220_ADE_CORE>, + <&media_ctrl HI6220_CODEC_JPEG>, + <&media_ctrl HI6220_ADE_PIX_SRC>, + <&media_ctrl HI6220_PLL_SYS>, + <&media_ctrl HI6220_PLL_SYS_MEDIA>; + /*clock name*/ + clock-names = "clk_ade_core", + "aclk_codec_jpeg_src", + "clk_ade_pix", + "clk_syspll_src", + "clk_medpll_src"; + ade_core_clk_rate = <360000000>; + media_noc_clk_rate = <288000000>; + }; + + dsi: dsi@0xf4107800 { + compatible = "hisilicon,hi6220-dsi"; + reg = <0x0 0xf4107800 0x0 0x100>; + clocks = <&media_ctrl HI6220_DSI_PCLK>; + clock-names = "pclk_dsi"; + + port { + dsi_out: endpoint { + remote-endpoint = <&adv_in>; + }; + }; + + }; + }; diff --git a/Documentation/devicetree/bindings/display/hisilicon/hisi-dsi.txt b/Documentation/devicetree/bindings/display/hisilicon/hisi-dsi.txt new file mode 100644 index 0000000..30abaa85 --- /dev/null +++ b/Documentation/devicetree/bindings/display/hisilicon/hisi-dsi.txt @@ -0,0 +1,53 @@ +Device-Tree bindings for hisilicon DSI controller driver + +A DSI controller resides in the middle of display controller and external +HDMI converter. + +Required properties: +- compatible: value should be one of the following + "hisilicon,hi6220-dsi". +- reg: physical base address and length of the controller's registers. +- clocks: the clocks needed. +- clock-names: the name of the clocks. +- port: DSI controller output port. This contains one endpoint subnode, with its + remote-endpoint set to the phandle of the connected external HDMI endpoint. + See Documentation/devicetree/bindings/graph.txt for device graph info. + +A example of HiKey board hi6220 SoC and board specific DT entry: +Example: + +SoC specific: + dsi: dsi@0xf4107800 { + compatible = "hisilicon,hi6220-dsi"; + reg = <0x0 0xf4107800 0x0 0x100>; + clocks = <&media_ctrl HI6220_DSI_PCLK>; + clock-names = "pclk_dsi"; + + port { + dsi_out: endpoint { + remote-endpoint = <&adv_in>; + }; + }; + + }; + +Board specific: + i2c2: i2c@f7102000 { + status = "ok"; + + adv7533: adv7533@39 { + compatible = "adi,adv7533"; + reg = <0x39>; + interrupt-parent = <&gpio1>; + interrupts = <1 2>; + pd-gpio = <&gpio0 4 0>; + adi,dsi-lanes = <4>; + + port { + adv_in: endpoint { + remote-endpoint = <&dsi_out>; + }; + }; + }; + }; +