From patchwork Fri Nov 12 05:38:54 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jagan Teki X-Patchwork-Id: 12692332 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 mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 5320DC433F5 for ; Fri, 12 Nov 2021 05:40:34 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id 14E0C60F70 for ; Fri, 12 Nov 2021 05:40:34 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org 14E0C60F70 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=amarulasolutions.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=lists.infradead.org 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=6QudPQXe7klYXEYG2mX8Vs9GmbZ1/bS4jbhWC/5Vhw4=; b=brB/jkn18tUDNp BKjYceLFaVaWW2A1c48gPbeMlKquxEassqlGZClL+v19tK2EpKS7GXqNz+0VE0vnfdglLt2v+x19A 6KH88oaUIHWP/E5/famxVcLff0ZO38oRsgyQc7HCX0KDO7R9TKJcJK9h80M8Q1XoZFSaWhZb/RD0O PXRXjsOG9OjJripO6ZsiUk+IhhhUwm9zBgrgRvx9PrLNV5lua/dnWOjGmympM17jVK5hB2PDiLTDy 4TC5k3Hb/CPXt+z+TByZYI3RNZyjeLup3l5WTiwDZI6ioTK8mzf3ij7ekGiCA6xkJNBijrY5scv2y 98QDuQBMZjvZno+HnVEw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1mlPHJ-009Qvb-LK; Fri, 12 Nov 2021 05:39:09 +0000 Received: from mail-pg1-x52e.google.com ([2607:f8b0:4864:20::52e]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1mlPHF-009Qv9-88 for linux-arm-kernel@lists.infradead.org; Fri, 12 Nov 2021 05:39:06 +0000 Received: by mail-pg1-x52e.google.com with SMTP id 200so7164587pga.1 for ; Thu, 11 Nov 2021 21:39:04 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=amarulasolutions.com; s=google; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=3ux6niDLdsPk8MAPGpHmvnQ2ygKaZewBFfo24yv2+C0=; b=YbqZyz32VjJoNgJyTfYsHMJIaZX/N7I4TESRxWQdTDBoGQq+LaMfgTPHRbmp5K46W2 kxVvI2DGKMifDyqSNwbmav+QT0I6qXGGBiGro/DphwUBgBnaW6PT+6B1FS8ocLlJg9Yt eo7iER8bl49ip/AgCJqUaLOOyYJB1Z+Al0Vsc= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=3ux6niDLdsPk8MAPGpHmvnQ2ygKaZewBFfo24yv2+C0=; b=bmskQhnhj6xN/jg+YyEvYl496467i19MS3ClVfy8CKjBz4BggaN4V+zN3vdJdrrbFH c1QbFW1N6lclupvkyxn2+agHHBLd0SZ+t0NAMWecfDK4F/YeOFfelE97hmbJFOJNH4KK ZlL+fuSJGSlEdDq4YoUAMU5SqExr/HJUu/BPN9B1q3uZaG+DkBNX1wpQMBGIiD3f5ujN a/3Mu0HyzCMAuDq7nEVliXmgGnL19/7aqJsKIgRIU+hfzsSS34iNtPmi+iJpfpfuYkw7 dNHZ/Aee8rkJ/U3W0m3GrudtiiF8GB6jGUFll1J/WxS9NFYysyk+uSVhqzY/ont4u8Xw 0EvQ== X-Gm-Message-State: AOAM533d0ODrspRuiEU5DgVxOoBYKhx2PyY8LeDUmnNL3/aky2rzyLrg AxWZO5jPhyDI1DUucJqpFcm8kQ== X-Google-Smtp-Source: ABdhPJy3ErD6gWNx649ZzuzsxaCDMhfAx9aFJnqoT/BdK6zR/T4Gqt4M4ev8huLNxKBpY09CTRjf0g== X-Received: by 2002:a63:414:: with SMTP id 20mr434718pge.178.1636695543804; Thu, 11 Nov 2021 21:39:03 -0800 (PST) Received: from localhost.localdomain ([2405:201:c00a:a0a9:de19:8cdf:97cf:a6b1]) by smtp.gmail.com with ESMTPSA id v38sm3764345pgl.38.2021.11.11.21.39.00 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 11 Nov 2021 21:39:03 -0800 (PST) From: Jagan Teki To: Rob Herring , Maxime Coquelin , Alexandre Torgue Cc: devicetree@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org, linux-amarula@amarulasolutions.com, Matteo Lisi , Jagan Teki Subject: [PATCH v2 1/3] ARM: dts: stm32: Enable LVDS panel on i.Core STM32MP1 EDIMM2.2 Date: Fri, 12 Nov 2021 11:08:54 +0530 Message-Id: <20211112053856.18412-1-jagan@amarulasolutions.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20211111_213905_468425_55B8589C X-CRM114-Status: GOOD ( 11.05 ) 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 Engicam i.Core STM32MP1 EDIMM2.2 Starter Kit has plugged with 7" LVDS panel. Engicam i.Core STM32MP1 SoM has SN65DSI84 DSI to LVDS bridge. This patch adds a display pipeline to connect DSI to SN65DSI84 to 7" LVDS panel. Signed-off-by: Jagan Teki --- Changes for v2: - none .../stm32mp157a-icore-stm32mp1-edimm2.2.dts | 85 +++++++++++++++++++ 1 file changed, 85 insertions(+) diff --git a/arch/arm/boot/dts/stm32mp157a-icore-stm32mp1-edimm2.2.dts b/arch/arm/boot/dts/stm32mp157a-icore-stm32mp1-edimm2.2.dts index ec9f1d1cd50f..d80b4415e761 100644 --- a/arch/arm/boot/dts/stm32mp157a-icore-stm32mp1-edimm2.2.dts +++ b/arch/arm/boot/dts/stm32mp157a-icore-stm32mp1-edimm2.2.dts @@ -24,6 +24,91 @@ aliases { chosen { stdout-path = "serial0:115200n8"; }; + + backlight: backlight { + compatible = "gpio-backlight"; + gpios = <&gpiod 13 GPIO_ACTIVE_HIGH>; + default-on; + }; + + panel { + compatible = "yes-optoelectronics,ytc700tlag-05-201c"; + backlight = <&backlight>; + power-supply = <&v3v3>; + + port { + panel_out_bridge: endpoint { + remote-endpoint = <&bridge_out_panel>; + }; + }; + }; +}; + +&dsi { + status = "okay"; + phy-dsi-supply = <®18>; + + ports { + port@0 { + reg = <0>; + dsi_in_ltdc: endpoint { + remote-endpoint = <<dc_out_dsi>; + }; + }; + + port@1 { + reg = <1>; + dsi_out_bridge: endpoint { + remote-endpoint = <&bridge_in_dsi>; + }; + }; + }; +}; + +&i2c6 { + i2c-scl-falling-time-ns = <20>; + i2c-scl-rising-time-ns = <185>; + pinctrl-names = "default", "sleep"; + pinctrl-0 = <&i2c6_pins_a>; + pinctrl-1 = <&i2c6_sleep_pins_a>; + status = "okay"; + + bridge@2c { + compatible = "ti,sn65dsi84"; + reg = <0x2c>; + enable-gpios = <&gpiof 15 GPIO_ACTIVE_HIGH>; + + ports { + #address-cells = <1>; + #size-cells = <0>; + + port@0 { + reg = <0>; + bridge_in_dsi: endpoint { + remote-endpoint = <&dsi_out_bridge>; + data-lanes = <0 1>; + }; + }; + + port@2 { + reg = <2>; + bridge_out_panel: endpoint { + remote-endpoint = <&panel_out_bridge>; + }; + }; + }; + }; +}; + +<dc { + status = "okay"; + + port { + ltdc_out_dsi: endpoint@0 { + reg = <0>; + remote-endpoint = <&dsi_in_ltdc>; + }; + }; }; &sdmmc1 {