From patchwork Wed Apr 19 17:18:49 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Luca Ceresoli X-Patchwork-Id: 675746 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 A4A33C77B73 for ; Wed, 19 Apr 2023 17:19:01 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230513AbjDSRTA (ORCPT ); Wed, 19 Apr 2023 13:19:00 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:36732 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229558AbjDSRTA (ORCPT ); Wed, 19 Apr 2023 13:19:00 -0400 Received: from relay5-d.mail.gandi.net (relay5-d.mail.gandi.net [217.70.183.197]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D8B58769D; Wed, 19 Apr 2023 10:18:57 -0700 (PDT) Received: from booty.fritz.box (unknown [77.244.183.192]) (Authenticated sender: luca.ceresoli@bootlin.com) by mail.gandi.net (Postfix) with ESMTPA id 25DB11C0003; Wed, 19 Apr 2023 17:18:55 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bootlin.com; s=gm1; t=1681924736; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding; bh=IKopK6ySs5davKjamt5/6SrPTUXqWy10uMvUkbDLpMw=; b=opbBz3i4AlnSeXYPRzVoCf/grp9GjMYTtivQDNZDLVgCVm2kcMxsrWz7UkG95gNA5IbwPR RH9tC1I5NRjBPKbef++M45g259SeHE4cjL9XUrE+Oi26zlxSh+qu9jnwmC/4zx4xxcgnse NGeziyfdGb3Z5tGbW/wDSJPA+RSfxgRgKw+MehLb592JbWDBji9uiUBwGDrbT6jYYoQO1A PZx+C7d0GHxeJ12x8JS/AY+e4404RskSWuVQB3Kz7wjmt5ijldXyAd6EJ97N2PoDAosDz7 2cl3oCUwZhL+SqCJLiChkGMnxDMQ/oi3wDYsUOejQ6//5yzaJQxuQImSCLcqUA== From: Luca Ceresoli To: Dmitry Torokhov , devicetree@vger.kernel.org Cc: Luca Ceresoli , Rob Herring , Krzysztof Kozlowski , Stephen Boyd , Jarrah Gosbell , linux-input@vger.kernel.org, linux-kernel@vger.kernel.org, Thomas Petazzoni Subject: [PATCH] dt-bindings: input: touchscreen: goodix: clarify irq-gpios misleading text Date: Wed, 19 Apr 2023 19:18:49 +0200 Message-Id: <20230419171849.946986-1-luca.ceresoli@bootlin.com> X-Mailer: git-send-email 2.34.1 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-input@vger.kernel.org The irq-gpios description misleading, apparently saying that driving the IRQ GPIO resets the device, which is even more puzzling as there is a reset GPIO as well. In reality the IRQ pin can be driven during the reset sequence to configure the client address, as it becomes clear after checking both the datasheet and the driver code. Improve the text to clarify that. Also rephrase to remove reference to the driver, which is not appropriate in the bindings. Signed-off-by: Luca Ceresoli Reviewed-by: Rob Herring --- .../devicetree/bindings/input/touchscreen/goodix.yaml | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/Documentation/devicetree/bindings/input/touchscreen/goodix.yaml b/Documentation/devicetree/bindings/input/touchscreen/goodix.yaml index 3d016b87c8df..26ad104052ba 100644 --- a/Documentation/devicetree/bindings/input/touchscreen/goodix.yaml +++ b/Documentation/devicetree/bindings/input/touchscreen/goodix.yaml @@ -37,8 +37,8 @@ properties: maxItems: 1 irq-gpios: - description: GPIO pin used for IRQ. The driver uses the interrupt gpio pin - as output to reset the device. + description: GPIO pin used for IRQ. The IRQ line can be driven during the + reset sequence to configure the client address. maxItems: 1 reset-gpios: