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=-9.1 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_PASS,USER_AGENT_GIT autolearn=ham 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 86AC0C43381 for ; Sun, 3 Mar 2019 20:07:02 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 5676C20863 for ; Sun, 3 Mar 2019 20:07:02 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=amarulasolutions.com header.i=@amarulasolutions.com header.b="Ek0SDME8" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726696AbfCCUHA (ORCPT ); Sun, 3 Mar 2019 15:07:00 -0500 Received: from mail-pg1-f195.google.com ([209.85.215.195]:35600 "EHLO mail-pg1-f195.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726526AbfCCUG7 (ORCPT ); Sun, 3 Mar 2019 15:06:59 -0500 Received: by mail-pg1-f195.google.com with SMTP id e17so1486381pgd.2 for ; Sun, 03 Mar 2019 12:06:59 -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:in-reply-to:references :mime-version:content-transfer-encoding; bh=nj6iC/SZT6BJVehE1IgS4x6izL4XIS21HdsDOD+Q8Qs=; b=Ek0SDME8nuBD9Edi9oiBH9XWAlQ3p2UIZ2lUTWWfJkDKlKxb+Oc8rBiTXd7Knp3rgR qq5Px+hDkY9EVz9LDq3vNbd1cmObGNIGKQzfxOgmSCHOQuiRPTm9osO3lhKNDV3DAFNi am871z1L77+34+tdEjAKyb1exd6f/fom2GD/A= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=nj6iC/SZT6BJVehE1IgS4x6izL4XIS21HdsDOD+Q8Qs=; b=kjwr8fgOAkpNOUcnnixurRuMo3TAhwa5ftP6q1twAPyU0uu5/d6lDg2ZGx+WpbszWh 6VfdxK+d4hkGSK2c/P+kUd6R9KqbVypoDTabWLStsNA5vmguum7VWTjpupDQPydrLm56 YvVMRiCDRtkcHMeoRRdvWjFptpRrD1G285E7ssi1AMMMqkMERKm8S7xOS4AeVc/7mCqR wgpJnEpAQmymq7/68fV+PMWdu+OYitzeVUFmRVSWXt0uEcKGWJyxZJxHICl2rsqERQV1 8umaSXyT3JEM9oGrEchzQc9ljtBULaBZLdN8Lk/d6d9QjFB+RNeP8goWLplZ3tNyYvvD x5Dw== X-Gm-Message-State: APjAAAXvB3ZDgbpqIloRvT2PamcO5npd1wGxnDXNVKvubCoWMHbKrrHf E8aunaqkmKkCRU4gctPFfP5j+Q== X-Google-Smtp-Source: APXvYqx/5hiUaybEbL76AxSL/kw+B44fKb3CWngGGwumcixEOMCshHel8RcUkHbHv6rCZt/v1B6s9Q== X-Received: by 2002:a63:4a11:: with SMTP id x17mr15222919pga.376.1551643618915; Sun, 03 Mar 2019 12:06:58 -0800 (PST) Received: from localhost.localdomain ([115.97.184.151]) by smtp.gmail.com with ESMTPSA id j14sm5654021pfn.77.2019.03.03.12.06.54 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Sun, 03 Mar 2019 12:06:58 -0800 (PST) From: Jagan Teki To: Thierry Reding , David Airlie , Daniel Vetter , Sam Ravnborg , Rob Herring , Mark Rutland Cc: Michael Trimarchi , dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, linux-amarula@amarulasolutions.com, devicetree@vger.kernel.org, Jagan Teki Subject: [PATCH 3/4] dt-bindings: display: Add Novatek NT35596 panel documentation Date: Mon, 4 Mar 2019 01:36:17 +0530 Message-Id: <20190303200618.17581-4-jagan@amarulasolutions.com> X-Mailer: git-send-email 2.18.0.321.gffc6fa0e3 In-Reply-To: <20190303200618.17581-1-jagan@amarulasolutions.com> References: <20190303200618.17581-1-jagan@amarulasolutions.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 Novatek NT35596 is a single-chip IC solution for small or medium-sized LTPS TFT LCD panels. NT35596 provides several system interfaces like MIPI/SPI/I2C. Microtech MTF050FHDI-03 is 1080x1920, 4-lane MIPI DSI LCD panel which has inbuilt NT35596 IC chip. NT35596 support several regulators on the chip, among those ony 4 regulators like VCI, VDDI/DVDD, AVDD, AVEE are used during power-on sequence. Since MTF050FHDI-03 panel do support 3-regulator based power-on sequence, this patch document only needful regulators and rest can be add while supporting new panels on the similar chip IC. Signed-off-by: Jagan Teki --- .../display/panel/novatek,nt35596.txt | 32 +++++++++++++++++++ 1 file changed, 32 insertions(+) create mode 100644 Documentation/devicetree/bindings/display/panel/novatek,nt35596.txt diff --git a/Documentation/devicetree/bindings/display/panel/novatek,nt35596.txt b/Documentation/devicetree/bindings/display/panel/novatek,nt35596.txt new file mode 100644 index 000000000000..d336cd41e177 --- /dev/null +++ b/Documentation/devicetree/bindings/display/panel/novatek,nt35596.txt @@ -0,0 +1,32 @@ +Novatek NT35596 based LCD panels + +Novatek NT35596 is a single-chip IC solution for small or medium-sized +LTPS TFT LCD panels. NT35596 provides several system interfaces like +MIPI/SPI/I2C. + +Microtech MTF050FHDI-03 is 1080x1920, 4-lane MIPI DSI LCD panel which +has inbuilt NT35596 IC chip. + +Required properties: +- compatible: must be "novatek,nt35596" and one of + * "microtech,mtf050fhdi-03" +- reset-gpios: a GPIO phandle for the reset pin + +Required properties for microtech,mtf050fhdi-03: +- reg: DSI virtual channel used by that screen +- dvdd-supply: I/O system regulator +- avdd-supply: analog regulator for MIPI circuit +- avee-supply: analog regulator for MIPI circuit + +Optional properties: +- backlight: phandle for the backlight control. + +panel@0 { + compatible = "microtech,mtf050fhdi-03", "novatek,nt35596"; + reg = <0>; + dvdd-supply = <®_dldo2>; /* VCC-MIPI */ + avdd-supply = <®_dc1sw>; /* AVDD_5V0 */ + avee-supply = <®_dc1sw>; /* AVEE_5V */ + reset-gpios = <&pio 3 24 GPIO_ACTIVE_HIGH>; /* LCD-RST: PD24 */ + backlight = <&backlight>; +}; -- 2.18.0.321.gffc6fa0e3