From patchwork Fri Nov 25 09:11:53 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Bartosz Golaszewski X-Patchwork-Id: 9447067 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 368A56071C for ; Fri, 25 Nov 2016 09:20:59 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 1E50D28047 for ; Fri, 25 Nov 2016 09:20:59 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 126032808C; Fri, 25 Nov 2016 09:20:59 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-4.1 required=2.0 tests=BAYES_00,DKIM_SIGNED, RCVD_IN_DNSWL_MED, T_DKIM_INVALID autolearn=unavailable version=3.3.1 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.wl.linuxfoundation.org (Postfix) with ESMTPS id 997DD28047 for ; Fri, 25 Nov 2016 09:20:54 +0000 (UTC) Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.85_2 #1 (Red Hat Linux)) id 1cACeq-0001pw-UR; Fri, 25 Nov 2016 09:19:01 +0000 Received: from mail-wj0-x232.google.com ([2a00:1450:400c:c01::232]) by bombadil.infradead.org with esmtps (Exim 4.85_2 #1 (Red Hat Linux)) id 1cACYS-0002aC-Dx for linux-arm-kernel@lists.infradead.org; Fri, 25 Nov 2016 09:12:30 +0000 Received: by mail-wj0-x232.google.com with SMTP id xy5so53247431wjc.0 for ; Fri, 25 Nov 2016 01:12:03 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=baylibre-com.20150623.gappssmtp.com; s=20150623; h=from:to:cc:subject:date:message-id; bh=hb3OUlf2wkdvNJgKgapdOLDsBvFpz0bViMHKefwtKU8=; b=jpKmhRucV512RCKKxiIltESeL4KoyH9L03IgYVGh8eayZEyM0FSsHzOXzixEkThggv aLqPlYepf8hRLkj4KF/gkHtTix8lOzo4OnvEcgTtk4piHPfxe9F4/zdDqdrf622+hiCB gb9w4x9Lni9z1WExgAKXRN6zRVxqiaqskW18Wf/cmOHeBo0HuxuQHvRwBiuSgc2JtIBq 3VLCCjHZME5GzR2mKHNN4ZdDQAoocM4i2v8nGXzxV2sMbRbzguXPAAw8tJ+KzNLg9ESH 7F1XM65SrSd7zLeGX1gbxav10pbU/0S9+9X9G3LihY6JbN1Z8kgL0RFG3tOgP+fkuh6y igVw== 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; bh=hb3OUlf2wkdvNJgKgapdOLDsBvFpz0bViMHKefwtKU8=; b=C+mDIfR5Ddgl32KHt5cP2tyigZRAIuUkth89GCnVtB5m4AA7y8tIFZE4DW3VgEv9uJ owH0Jh5h+rHpfHvk3VPJTaPIO2uNfz3B5eJXyrDIOeZu4eaEIyHuHfVHo2OpTfkL/Lqh SaWeggXXtoWRD4PulY4n8Pft/NRAOW07v3ye4Vkakx+5OQXs8882+SpIFDfIO3FgEfw2 DRBNiTbbg1kuDJm2T8D7DHj4DqU5F8lhYwSjWOhDuDxWYB0roxsZqcxwZ+SBppjbuYrx nnG5ip+Tt1zFUQs8Q4TWO/9KA8yehwH88MTStwx8UewJ8cZ0WpgzZu5sbRNwq+a29SQ4 fE9g== X-Gm-Message-State: AKaTC00J+7oKWUVZ4zW/Cn5QhMjfE3gMRdJf5MZIys7GcyTRkouN1KsbwEjOLdFsvsCDc582 X-Received: by 10.194.8.226 with SMTP id u2mr6321933wja.91.1480065122110; Fri, 25 Nov 2016 01:12:02 -0800 (PST) Received: from bgdev-debian.lan (jua06-1-82-242-157-225.fbx.proxad.net. [82.242.157.225]) by smtp.gmail.com with ESMTPSA id d64sm12400272wmh.3.2016.11.25.01.12.00 (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Fri, 25 Nov 2016 01:12:01 -0800 (PST) From: Bartosz Golaszewski To: Kevin Hilman , Michael Turquette , Sekhar Nori , Rob Herring , Frank Rowand , Mark Rutland , Peter Ujfalusi , Russell King Subject: [PATCH] ARM: da850-lcdk: add the dumb-vga-dac node Date: Fri, 25 Nov 2016 10:11:53 +0100 Message-Id: <1480065113-2443-1-git-send-email-bgolaszewski@baylibre.com> X-Mailer: git-send-email 2.1.4 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20161125_011225_157735_8A6C3CC7 X-CRM114-Status: UNSURE ( 9.47 ) X-CRM114-Notice: Please train this message. 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: linux-devicetree , David Airlie , LKML , linux-drm , Bartosz Golaszewski , Tomi Valkeinen , Jyri Sarha , arm-soc , Laurent Pinchart MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP Add the dumb-vga-dac node to the board DT together with corresponding ports and vga connector. This allows to retrieve the edid info from the display automatically. Signed-off-by: Bartosz Golaszewski --- arch/arm/boot/dts/da850-lcdk.dts | 58 ++++++++++++++++++++++++++++++++++++++++ arch/arm/boot/dts/da850.dtsi | 17 ++++++++++++ 2 files changed, 75 insertions(+) diff --git a/arch/arm/boot/dts/da850-lcdk.dts b/arch/arm/boot/dts/da850-lcdk.dts index 7b8ab21..c5d3a2b 100644 --- a/arch/arm/boot/dts/da850-lcdk.dts +++ b/arch/arm/boot/dts/da850-lcdk.dts @@ -50,6 +50,53 @@ system-clock-frequency = <24576000>; }; }; + + vga_bridge { + compatible = "dumb-vga-dac"; + pinctrl-names = "default"; + pinctrl-0 = <&lcd_pins>; + #address-cells = <1>; + #size-cells = <0>; + + ports { + #address-cells = <1>; + #size-cells = <0>; + + port@0 { + #address-cells = <1>; + #size-cells = <0>; + reg = <0>; + + vga_bridge_in: endpoint@0 { + reg = <0>; + remote-endpoint = <&display_out_vga>; + }; + }; + + port@1 { + #address-cells = <1>; + #size-cells = <0>; + reg = <1>; + + vga_bridge_out: endpoint@0 { + reg = <0>; + remote-endpoint = <&vga_con_in>; + }; + }; + }; + }; + + vga { + compatible = "vga-connector"; + + ddc-i2c-bus = <&i2c0>; + + port { + vga_con_in: endpoint { + remote-endpoint = <&vga_bridge_out>; + }; + }; + }; }; &pmx_core { @@ -219,3 +266,14 @@ }; }; }; + +&display { + status = "okay"; +}; + +&display_out { + display_out_vga: endpoint@0 { + reg = <0>; + remote-endpoint = <&vga_bridge_in>; + }; +}; diff --git a/arch/arm/boot/dts/da850.dtsi b/arch/arm/boot/dts/da850.dtsi index 36066fa..6ab8df1 100644 --- a/arch/arm/boot/dts/da850.dtsi +++ b/arch/arm/boot/dts/da850.dtsi @@ -442,6 +442,23 @@ reg = <0x213000 0x1000>; interrupts = <52>; status = "disabled"; + + ports { + #address-cells = <1>; + #size-cells = <0>; + + display_in: port@0 { + #address-cells = <1>; + #size-cells = <0>; + reg = <0>; + }; + + display_out: port@1 { + #address-cells = <1>; + #size-cells = <0>; + reg = <1>; + }; + }; }; }; aemif: aemif@68000000 {