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 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id F2DA7C4332F for ; Wed, 27 Oct 2021 12:28:43 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id D2B5960F5A for ; Wed, 27 Oct 2021 12:28:43 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S241902AbhJ0MbH (ORCPT ); Wed, 27 Oct 2021 08:31:07 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:44190 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232724AbhJ0MbG (ORCPT ); Wed, 27 Oct 2021 08:31:06 -0400 Received: from mail-io1-xd34.google.com (mail-io1-xd34.google.com [IPv6:2607:f8b0:4864:20::d34]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 250F3C061570; Wed, 27 Oct 2021 05:28:41 -0700 (PDT) Received: by mail-io1-xd34.google.com with SMTP id r194so3404062iod.7; Wed, 27 Oct 2021 05:28:41 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc:content-transfer-encoding; bh=+NSeNdDBdXhQ+pOeFQyEinJIauVf8QrglUD04cdh1Yc=; b=SISfreNzkthVhyjTuLbvT5Z4/YJUJ3DgeXJEIzD0NsprtBQgsHA1sEokqVMK/vfMID RzUdC8hw04JFZeSkxhQcvheLB+SPG//xrNHj7HEYG0HRph5VeClvnSWsqUzfS1PNTwkF yCJQ8X1pgi9RkZkB4h5zaSywPe7rY6ErGS/b3o3ocqSEd6sQnMaYHSXrx5/QrkTsqiXw vx5YQadcnmgRoaWHR8GLofvo9ahiaZ+7rIGQ/tqLl1YpfcnNOp4iqKx4740xi83c2gyC U/OVfrorZfe6U3dRCBkjSeLyrtydlPHbZYI0KMdZcDFiJjBmOi0TBNuiEKPgNL9qHQab MMsw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc:content-transfer-encoding; bh=+NSeNdDBdXhQ+pOeFQyEinJIauVf8QrglUD04cdh1Yc=; b=sfU3zSPEc4xMKe4/ow63tsrM1o9QdDBQ4FXmKBSObU2Yp/yh7NmHrJguCGbFVcEoer 8TMCs/ReA2IBLT5ecpk5ZIJ9VvzIc9OTKUoezY4sCqFo77/qUv35A75BWoWCZ2kZ1AsR HDRvjG5+Cs1ETJxBIDtTXVXgY6UwQoXy8GEAGJLQDvdkWwTRbf7Fp8yaZzUFllscu1Tl e/hFgWuJi/+XJBooahwCzOBELilZAL/myD4hDU0ByHkC9YUcly+QwFTnBMfQ6sfXuzI6 kkfJ0V14J/GPFBvQImr5BF/wEV5Wp96rwyZ9F3WsS6B//lYQp3rHBRdSiQZDGuMnqeub j1ug== X-Gm-Message-State: AOAM530H9IaQm2kb6ya1WSPzAHdA/IIlYiYcJc/bQhlbaq0M/6VUNY88 hzt7KLhYjqCzisjDVjYOI2i7g3dKKiKZy8kxfIpC6kZ97I0ZJ2SCas4= X-Google-Smtp-Source: ABdhPJw98rwqM4ZG10H38hCEsPp2u0wkY+aDpqsYZSWalN9/BonBVx7JrS+n6eijt6vNzO8lcgkePHudz1SzL1ZPFm0= X-Received: by 2002:a6b:6e0e:: with SMTP id d14mr16933881ioh.57.1635337720530; Wed, 27 Oct 2021 05:28:40 -0700 (PDT) MIME-Version: 1.0 References: <20211025114214.44617-1-alistair@alistair23.me> <20211025114214.44617-3-alistair@alistair23.me> <20211026091616.7d9d05e4@aktux> In-Reply-To: <20211026091616.7d9d05e4@aktux> From: Alistair Francis Date: Wed, 27 Oct 2021 22:28:14 +1000 Message-ID: Subject: Re: [PATCH 2/4] Documentation: DT: bindings: input: Add documentation for cyttsp5 To: Andreas Kemnade Cc: Linus Walleij , Alistair Francis , Linux ARM , "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" , linux-kernel , Linux Input , Dmitry Torokhov , Rob Herring , Henrik Rydberg , Mylene Josserand Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Oct 26, 2021 at 5:16 PM Andreas Kemnade wrot= e: > > On Tue, 26 Oct 2021 01:18:24 +0200 > Linus Walleij wrote: > > > Hi Alistair, > > > > On Mon, Oct 25, 2021 at 1:42 PM Alistair Francis wrote: > > > > > From: Myl=C3=A8ne Josserand > > > > > > Add the Cypress TrueTouch Generation 5 touchscreen device tree bindin= gs > > > documentation. It can use I2C or SPI bus. > > > This touchscreen can handle some defined zone that are designed and > > > sent as button. To be able to customize the keycode sent, the > > > "linux,code" property in a "button" sub-node can be used. > > > > > > Signed-off-by: Myl=C3=A8ne Josserand > > > Message-Id: <20170529144538.29187-3-mylene.josserand@free-electrons.c= om> > > > Signed-off-by: Alistair Francis > > > > > +title: Cypress cyttsp touchscreen controller, generation 5 > > (...) > > > + compatible: > > > + const: cypress,cyttsp5 > > > > Is this the real product name? When I rewrote the bindings for > > the original "CYTTSP", actually "Cypress TrueTouch Standard Product" > > it came out that the actual product names were CY8CTMA340 > > and CY8CTMA341. "CYTTSP" was a marketing name for the > > whole family. > > > > See > > Documentation/devicetree/bindings/input/touchscreen/cypress,cy8ctma340.= yaml > > > > If the actual products have some product names such as > > CY8* then use these as compatibles instead and just write in the > > decription that it is Cypress TrueTouch Standard Product series 5. > > > Since I have uptreamed 4 devicetrees containing that touchscreen (and > marked that as todo). I tried to look it up: > https://fccid.io/NOIKBN249/Internal-Photos/Internal-Photos-3802584.pdf > > Page 4 might be interesting. Something below that 3d code (zbarimg does > not recognize it) Peeling up the label reveals: > TT21000 > -44LQI > 1802 TWN > 6491U0 (two illegible characters) > > You find it in the net: > https://www.digipart.com/part/TT21000-48LQI36T Thanks! So I'll change the name to cypress,tt21000 Alistair > > Regards, > Andreas >