From patchwork Mon May 27 16:07:29 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Middelschulte, Leif" X-Patchwork-Id: 10963383 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 2A2F11395 for ; Mon, 27 May 2019 16:15:27 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 18EA628501 for ; Mon, 27 May 2019 16:15:27 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 0D34E2850F; Mon, 27 May 2019 16:15:27 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.9 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI, RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id A83D928501 for ; Mon, 27 May 2019 16:15:26 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726667AbfE0QP0 (ORCPT ); Mon, 27 May 2019 12:15:26 -0400 Received: from ironport.klsmartin.com ([212.211.191.11]:19886 "EHLO ironport.klsmartin.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726432AbfE0QP0 (ORCPT ); Mon, 27 May 2019 12:15:26 -0400 X-Greylist: delayed 429 seconds by postgrey-1.27 at vger.kernel.org; Mon, 27 May 2019 12:15:19 EDT X-IronPort-AV: E=Sophos;i="5.60,519,1549926000"; d="scan'208";a="1674682" Received: from unknown (HELO hera.klsmartin.com) ([172.30.5.66]) by ironport.klsmartin.com with ESMTP/TLS/DHE-RSA-AES256-SHA; 27 May 2019 18:08:19 +0200 Received: from SUMMAIL01.UMK.KLS.zentral ([172.25.1.63]) by hera.klsmartin.com (8.14.3/8.13.1/SuSE Linux 0.7) with ESMTP id x4RG8Asg028506; Mon, 27 May 2019 18:08:12 +0200 Received: from UML026.UMK.KLS.zentral (172.25.2.60) by SUMMAIL01.UMK.KLS.zentral (172.25.1.63) with Microsoft SMTP Server (TLS) id 14.3.408.0; Mon, 27 May 2019 18:08:12 +0200 From: Leif Middelschulte To: , CC: , , , Leif Middelschulte Subject: [PATCH 03/10] dt-bindings: input: touchscreen: stmpe: add resolution support Date: Mon, 27 May 2019 18:07:29 +0200 Message-ID: <20190527160736.30569-4-leif.middelschulte@klsmartin.com> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20190527160736.30569-1-leif.middelschulte@klsmartin.com> References: <20190527160736.30569-1-leif.middelschulte@klsmartin.com> MIME-Version: 1.0 X-Originating-IP: [172.25.2.60] X-KSE-ServerInfo: SUMMAIL01.UMK.KLS.zentral, 9 X-KSE-AttachmentFiltering-Interceptor-Info: protection disabled X-KSE-Antivirus-Interceptor-Info: scan successful X-KSE-Antivirus-Info: Clean, bases: 27.05.2019 13:23:00 Sender: linux-input-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-input@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP This documents the support for specifying the screen size in milimeter and its impact on resolution calculation. Signed-off-by: Leif Middelschulte --- Documentation/devicetree/bindings/input/touchscreen/stmpe.txt | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/Documentation/devicetree/bindings/input/touchscreen/stmpe.txt b/Documentation/devicetree/bindings/input/touchscreen/stmpe.txt index 04962e2e1ad0..d20dc5a7d8ad 100644 --- a/Documentation/devicetree/bindings/input/touchscreen/stmpe.txt +++ b/Documentation/devicetree/bindings/input/touchscreen/stmpe.txt @@ -39,6 +39,10 @@ Optional properties: The given window also affects the value range (limits) set within the input subsystem which, in turn, affects the input resolution calculation on both axes. +- touchscreen-x-mm : horizontal length in mm of the touchscreen. It affects + the input resolution calculation on the horizontal axis. +- touchscreen-y-mm : vertical length in mm of the touchscreen. It affects + the input resolution calculation on the vertical axis. Optional properties common with MFD (deprecated):