From patchwork Sat Feb 25 11:37:10 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alistair X-Patchwork-Id: 657268 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 616ADC7EE2D for ; Sat, 25 Feb 2023 11:37:36 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229486AbjBYLha (ORCPT ); Sat, 25 Feb 2023 06:37:30 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:32984 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229652AbjBYLh3 (ORCPT ); Sat, 25 Feb 2023 06:37:29 -0500 Received: from out3-smtp.messagingengine.com (out3-smtp.messagingengine.com [66.111.4.27]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 7E862199FC; Sat, 25 Feb 2023 03:37:28 -0800 (PST) Received: from compute2.internal (compute2.nyi.internal [10.202.2.46]) by mailout.nyi.internal (Postfix) with ESMTP id EAE455C00A5; Sat, 25 Feb 2023 06:37:27 -0500 (EST) Received: from mailfrontend1 ([10.202.2.162]) by compute2.internal (MEProxy); Sat, 25 Feb 2023 06:37:27 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=alistair23.me; h=cc:cc:content-transfer-encoding:date:date:from:from :in-reply-to:in-reply-to:message-id:mime-version:references :reply-to:sender:subject:subject:to:to; s=fm1; t=1677325047; x= 1677411447; bh=vtIMV4W6tstxNELIu2t+ski4dnTlQV2rwz1WM/2Zye4=; b=E neSNQb9aAUHsw/Z28hNa05XTePobskYAJCbGUTsyQgYxix2x2IShvqKIQl12szHu +ndaBkWrwZpAo9F8bw0uuu4BKk9ScK/fMkz9F6z73XRE5hPDiceRPqWDwdJxzMlY teI5Zq+XKI0KFy+CLud8rO5tRh5OGMONO5a5ww6KL/E8Jigp5Crhb86wpAJNpxGE eO2BmTHPaZLmL4KaEYupzVWKRQgIGlwEBQUojEUWLRC0XthbHX9IJVZ1UWP8C7Ke X5TqfDOfclT9sPQ4UnEhf6JuTaLai54GLU2hedZwRO+ml3I+m9CBhG46GsFTRcfT HjrpAGHT4sqLdszsJaRQg== DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=cc:cc:content-transfer-encoding:date:date :feedback-id:feedback-id:from:from:in-reply-to:in-reply-to :message-id:mime-version:references:reply-to:sender:subject :subject:to:to:x-me-proxy:x-me-proxy:x-me-sender:x-me-sender :x-sasl-enc; s=fm1; t=1677325047; x=1677411447; bh=vtIMV4W6tstxN ELIu2t+ski4dnTlQV2rwz1WM/2Zye4=; b=MIG37OO3I/Sk1ANppsIAKUQZLw+Uz iHk0MXOd7w6ekSh2F2IzDmK5uHsMdtefrk/1lR57FMVV4NlNe+/iOJ8E32etP8iy OShSppUBv3RGp+RWiu/CpQcrtXEBm7ivpzwNNfgWiv81p+rzIM6bGfmXUsRx78wo 5wCmUuP7939d5NHQuha8HCY4XxV5zy+aAXm4ZLgrCpHZKKKJHHcDnHkA/bIdQAk0 0iSG66Bs14JElP+dWjh2sE68TuZ413VItw36yTiJ96eRV7blTb7Tl9foR+fXwWHO oZ6C2AEm7uGW4puDu4QTPxf8mSyU9PDAo0fnCDpqM1BdDwNqOf3LGdMQA== X-ME-Sender: X-ME-Received: X-ME-Proxy-Cause: gggruggvucftvghtrhhoucdtuddrgedvhedrudekhedgtdeiucetufdoteggodetrfdotf fvucfrrhhofhhilhgvmecuhfgrshhtofgrihhlpdfqfgfvpdfurfetoffkrfgpnffqhgen uceurghilhhouhhtmecufedttdenucenucfjughrpefhvfevufffkffojghfggfgsedtke ertdertddtnecuhfhrohhmpeetlhhishhtrghirhcuhfhrrghntghishcuoegrlhhishht rghirhesrghlihhsthgrihhrvdefrdhmvgeqnecuggftrfgrthhtvghrnhepiedtfeekte elvdelveevueeujeffuefguedvteekveejjeeutedufeethffgheehnecuvehluhhsthgv rhfuihiivgeptdenucfrrghrrghmpehmrghilhhfrhhomheprghlihhsthgrihhrsegrlh hishhtrghirhdvfedrmhgv X-ME-Proxy: Feedback-ID: ifd214418:Fastmail Received: by mail.messagingengine.com (Postfix) with ESMTPA; Sat, 25 Feb 2023 06:37:22 -0500 (EST) From: Alistair Francis To: s.hauer@pengutronix.de, devicetree@vger.kernel.org, shawnguo@kernel.org, linux-arm-kernel@lists.infradead.org, linux-imx@nxp.com, linux-kernel@vger.kernel.org, robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org Cc: arnd@arndb.de, alistair23@gmail.com, kernel@pengutronix.de, jernej.skrabec@gmail.com, linux@armlinux.org.uk, festevam@gmail.com, Alistair Francis Subject: [PATCH v3 1/3] ARM: dts: imx7d-remarkable2: Enable the cyttsp5 Date: Sat, 25 Feb 2023 21:37:10 +1000 Message-Id: <20230225113712.340612-2-alistair@alistair23.me> X-Mailer: git-send-email 2.39.1 In-Reply-To: <20230225113712.340612-1-alistair@alistair23.me> References: <20230225113712.340612-1-alistair@alistair23.me> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Add support for the cyttsp5 touchscreen controller for the reMarkable 2. Signed-off-by: Alistair Francis --- arch/arm/boot/dts/imx7d-remarkable2.dts | 97 +++++++++++++++++++++++++ 1 file changed, 97 insertions(+) diff --git a/arch/arm/boot/dts/imx7d-remarkable2.dts b/arch/arm/boot/dts/imx7d-remarkable2.dts index 8b2f11e85e05..288fc8611117 100644 --- a/arch/arm/boot/dts/imx7d-remarkable2.dts +++ b/arch/arm/boot/dts/imx7d-remarkable2.dts @@ -8,6 +8,7 @@ /dts-v1/; #include "imx7d.dtsi" +#include / { model = "reMarkable 2.0"; @@ -69,6 +70,17 @@ reg_digitizer: regulator-digitizer { startup-delay-us = <100000>; /* 100 ms */ }; + reg_touch: regulator-touch { + compatible = "regulator-fixed"; + regulator-name = "VDD_3V3_TOUCH"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_touch_reg>; + gpio = <&gpio1 11 GPIO_ACTIVE_HIGH>; + enable-active-high; + }; + wifi_pwrseq: wifi_pwrseq { compatible = "mmc-pwrseq-simple"; pinctrl-names = "default"; @@ -106,6 +118,68 @@ wacom_digitizer: digitizer@9 { }; }; +&i2c3 { + clock-frequency = <100000>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_i2c3>; + status = "okay"; + + touchscreen@24 { + compatible = "cypress,tt21000"; + reg = <0x24>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_touch>; + interrupt-parent = <&gpio1>; + interrupts = <14 IRQ_TYPE_EDGE_FALLING>; + reset-gpios = <&gpio1 13 GPIO_ACTIVE_LOW>; + vdd-supply = <®_touch>; + touchscreen-size-x = <880>; + touchscreen-size-y = <1280>; + #address-cells = <1>; + #size-cells = <0>; + + button@0 { + reg = <0>; + linux,keycodes = ; + }; + + button@1 { + reg = <1>; + linux,keycodes = ; + }; + + button@2 { + reg = <2>; + linux,keycodes = ; + }; + + button@3 { + reg = <3>; + linux,keycodes = ; + }; + + button@4 { + reg = <4>; + linux,keycodes = ; + }; + + button@5 { + reg = <5>; + linux,keycodes = ; + }; + + button@6 { + reg = <6>; + linux,keycodes = ; + }; + + button@7 { + reg = <7>; + linux,keycodes = ; + }; + }; +}; + &i2c4 { clock-frequency = <100000>; pinctrl-names = "default", "sleep"; @@ -232,6 +306,15 @@ MX7D_PAD_ENET1_RGMII_TXC__GPIO7_IO11 0x00000014 >; }; + pinctrl_touch: touchgrp { + fsl,pins = < + /* CYTTSP interrupt */ + MX7D_PAD_GPIO1_IO14__GPIO1_IO14 0x54 + /* CYTTSP reset */ + MX7D_PAD_GPIO1_IO13__GPIO1_IO13 0x04 + >; + }; + pinctrl_i2c1: i2c1grp { fsl,pins = < MX7D_PAD_I2C1_SDA__I2C1_SDA 0x4000007f @@ -239,6 +322,13 @@ MX7D_PAD_I2C1_SCL__I2C1_SCL 0x4000007f >; }; + pinctrl_i2c3: i2c3grp { + fsl,pins = < + MX7D_PAD_I2C3_SDA__I2C3_SDA 0x4000007f + MX7D_PAD_I2C3_SCL__I2C3_SCL 0x4000007f + >; + }; + pinctrl_i2c4: i2c4grp { fsl,pins = < MX7D_PAD_I2C4_SDA__I2C4_SDA 0x4000007f @@ -246,6 +336,13 @@ MX7D_PAD_I2C4_SCL__I2C4_SCL 0x4000007f >; }; + pinctrl_touch_reg: touchreggrp { + fsl,pins = < + /* TOUCH_PWR_EN */ + MX7D_PAD_GPIO1_IO11__GPIO1_IO11 0x14 + >; + }; + pinctrl_uart1: uart1grp { fsl,pins = < MX7D_PAD_UART1_TX_DATA__UART1_DCE_TX 0x79