From patchwork Thu Dec 8 09:08:41 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alexander Stein X-Patchwork-Id: 13068154 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id D0CC7C3A5A7 for ; Thu, 8 Dec 2022 09:26:27 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:Message-Id:Date:Subject:Cc :To:From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References: List-Owner; bh=NCCeEGRPPSG780jaehDwg7zWmMO1AQKIpRiYz1n9pP4=; b=KbU4kCZ23HfRBj wFpkJ/Mu/SnguWvVHB2ox40nJOTMQI5XMZIW6SXCC9CvxCJzjA38oHFFpFdxAGmwma81g3b16kvyH qLCupvKEMsBKyail6EKbkUIpkFpAUlRqVxipQ760JoM1GGJQeviAh/73uybnQyG25Aaawd08dWiHQ To3a8B9Gc6CR8927u6pvgUxkmoOhCqWcaLJ4jq3ZYVxMfAoPhUBi6F9peuKvUOFGx0Gr8atgYZMN2 DNgTIk/vIjV7M65OcymB5VGfWI8EsUqaT9AFb1olQqa/qCiOB0zJXI8Lz4vmjsF4jkUHy0Sv09Ozq HmeYB0De2KzV9jIafg2w==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1p3D9Y-00ApRg-9R; Thu, 08 Dec 2022 09:25:16 +0000 Received: from mx1.tq-group.com ([93.104.207.81]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1p3Ctd-00AdUv-FA for linux-arm-kernel@lists.infradead.org; Thu, 08 Dec 2022 09:08:52 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=tq-group.com; i=@tq-group.com; q=dns/txt; s=key1; t=1670490529; x=1702026529; h=from:to:cc:subject:date:message-id:mime-version: content-transfer-encoding; bh=h0uI75b/XLO5fwpolzeROMRFzfbiSy8hveLLAfG1BeM=; b=S9iPyT4KdJ3y8ylrtcGUsa4fFwhpVd2KwwEycwU0p9NLgQKuVoz3oCH2 oO/cHK2hgSp76NGM2gORkXULxuq21iWPb2RgeKaQR0FdlvJnb2mHOP/rL P6/eEaJ2uCm6qq4UT8Zen4E+u3VB/iy7AoyzrzAW/y15mNad4khMOyhP7 0knHCEakcmWtpcFgXb49qbTu/Nr+UOMvUwLnuapZvdR+U/PCx0Q69zUYO 0LqYwjtEj/ukJphkcPMPNV709iwDzlVd4n2XksRHP5F8TCmNMCefhZAaH Rl0MUQPTZLJYPkIQdJ0JZmHxqUIPHqGZhTWxd8Qfp0sEjN/wzVsevbN0e Q==; X-IronPort-AV: E=Sophos;i="5.96,227,1665439200"; d="scan'208";a="27831351" Received: from unknown (HELO tq-pgp-pr1.tq-net.de) ([192.168.6.15]) by mx1-pgp.tq-group.com with ESMTP; 08 Dec 2022 10:08:46 +0100 Received: from mx1.tq-group.com ([192.168.6.7]) by tq-pgp-pr1.tq-net.de (PGP Universal service); Thu, 08 Dec 2022 10:08:46 +0100 X-PGP-Universal: processed; by tq-pgp-pr1.tq-net.de on Thu, 08 Dec 2022 10:08:46 +0100 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=tq-group.com; i=@tq-group.com; q=dns/txt; s=key1; t=1670490526; x=1702026526; h=from:to:cc:subject:date:message-id:mime-version: content-transfer-encoding; bh=h0uI75b/XLO5fwpolzeROMRFzfbiSy8hveLLAfG1BeM=; b=GU9eHAseTY1I62vI6AY7mmd+1z8X+ZenI3NG0hKyLQzS/do4XmluF1zN A29UBICzQs5344kNUsENzbawRzCZnvP25t3Ez7Y1UsloUQfZrfQxm/6Ff XwzhykNo8703NwJVoL5P9kvDysbdb6jUUtQ4tK4PPfS2ugh5iFwFljmWL CJaCeAlO+xJE5amZ237LQPUSBvU8mf8nWV1f+QXobcwcvz49o0oex+DIS AwyBZqVAEPgrb3XD3ofD2NzoFxPQwOrsQ6b8sb3OG2/ulEeoB/2O6Xm5M ZDhN4Z45ioqvlL3rGpr2I9rT3sKLCrN+jmlVnwiM3EkwO/nfWu28Hbde5 A==; X-IronPort-AV: E=Sophos;i="5.96,227,1665439200"; d="scan'208";a="27831350" Received: from vtuxmail01.tq-net.de ([10.115.0.20]) by mx1.tq-group.com with ESMTP; 08 Dec 2022 10:08:46 +0100 Received: from steina-w.tq-net.de (unknown [10.123.53.21]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)) (No client certificate requested) by vtuxmail01.tq-net.de (Postfix) with ESMTPSA id 752CC280071; Thu, 8 Dec 2022 10:08:46 +0100 (CET) From: Alexander Stein To: Rob Herring , Krzysztof Kozlowski , Shawn Guo , Sascha Hauer , Fabio Estevam Cc: Alexander Stein , Pengutronix Kernel Team , NXP Linux Team , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org Subject: [PATCH 1/2] arm64: dts: imx8mp: Add LCDIF2 & LDB nodes Date: Thu, 8 Dec 2022 10:08:41 +0100 Message-Id: <20221208090842.2869374-1-alexander.stein@ew.tq-group.com> X-Mailer: git-send-email 2.34.1 MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20221208_010850_039724_4A3CEC53 X-CRM114-Status: GOOD ( 12.14 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org LCDIF2 is directly attached to the LVDS Display Bridge (LDB). Both need the same clock source (VIDEO_PLL1). Signed-off-by: Alexander Stein Tested-by: Richard Leitner Tested-by: Rasmus Villemoes --- I opted to add both at the same time, so the remote-endpoints are already connected. blk-ctrl@32ec0000 needs the 'simple-bus' compatible so that bridge@5c is actually probed. arch/arm64/boot/dts/freescale/imx8mp.dtsi | 65 ++++++++++++++++++++++- 1 file changed, 64 insertions(+), 1 deletion(-) diff --git a/arch/arm64/boot/dts/freescale/imx8mp.dtsi b/arch/arm64/boot/dts/freescale/imx8mp.dtsi index 7a6e6221f4219..c1beff33c4981 100644 --- a/arch/arm64/boot/dts/freescale/imx8mp.dtsi +++ b/arch/arm64/boot/dts/freescale/imx8mp.dtsi @@ -1098,10 +1098,35 @@ aips4: bus@32c00000 { #size-cells = <1>; ranges; + lcdif2: display-controller@32e90000 { + compatible = "fsl,imx8mp-lcdif"; + reg = <0x32e90000 0x238>; + interrupts = ; + clocks = <&clk IMX8MP_CLK_MEDIA_DISP2_PIX_ROOT>, + <&clk IMX8MP_CLK_MEDIA_AXI_ROOT>, + <&clk IMX8MP_CLK_MEDIA_APB_ROOT>; + clock-names = "pix", "axi", "disp_axi"; + assigned-clocks = <&clk IMX8MP_CLK_MEDIA_DISP2_PIX>, + <&clk IMX8MP_VIDEO_PLL1>; + assigned-clock-parents = <&clk IMX8MP_VIDEO_PLL1_OUT>, + <&clk IMX8MP_VIDEO_PLL1_REF_SEL>; + assigned-clock-rates = <0>, <1039500000>; + power-domains = <&media_blk_ctrl IMX8MP_MEDIABLK_PD_LCDIF_2>; + status = "disabled"; + + port { + lcdif2_to_ldb: endpoint { + remote-endpoint = <&ldb_from_lcdif2>; + }; + }; + }; + media_blk_ctrl: blk-ctrl@32ec0000 { compatible = "fsl,imx8mp-media-blk-ctrl", - "syscon"; + "simple-bus", "syscon"; reg = <0x32ec0000 0x10000>; + #address-cells = <1>; + #size-cells = <1>; power-domains = <&pgc_mediamix>, <&pgc_mipi_phy1>, <&pgc_mipi_phy1>, @@ -1146,6 +1171,44 @@ media_blk_ctrl: blk-ctrl@32ec0000 { assigned-clock-rates = <500000000>, <200000000>; #power-domain-cells = <1>; + + lvds_bridge: bridge@5c { + compatible = "fsl,imx8mp-ldb"; + clocks = <&clk IMX8MP_CLK_MEDIA_LDB>; + clock-names = "ldb"; + reg = <0x5c 0x4>, <0x128 0x4>; + reg-names = "ldb", "lvds"; + assigned-clocks = <&clk IMX8MP_CLK_MEDIA_LDB>; + assigned-clock-parents = <&clk IMX8MP_VIDEO_PLL1_OUT>; + status = "disabled"; + + ports { + #address-cells = <1>; + #size-cells = <0>; + + port@0 { + reg = <0>; + + ldb_from_lcdif2: endpoint { + remote-endpoint = <&lcdif2_to_ldb>; + }; + }; + + port@1 { + reg = <1>; + + ldb_lvds_ch0: endpoint { + }; + }; + + port@2 { + reg = <2>; + + ldb_lvds_ch1: endpoint { + }; + }; + }; + }; }; pcie_phy: pcie-phy@32f00000 {