From patchwork Tue May 7 14:48:20 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Johan Hovold X-Patchwork-Id: 795291 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 980FC15FCF9; Tue, 7 May 2024 14:48:50 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1715093330; cv=none; b=jAcg27GMJ6RMBomQvAElMjoeWnCpysBxLCpdgOfrALmYp4wX8v13JOUhhA288fXfVSdzgM2WIKXGmpbTL+UgciIONSw5XzIia8+y5/k+HnHl2+GqMOqTczUKh5fCk685ggs2wwXUxUCZh8cclLFy+wAn/5fA8fd2mn2zvVeknbg= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1715093330; c=relaxed/simple; bh=QQXWL5yR1HiJCZ+WQ5ZsByv2gulWkZie9+fjYZTlccQ=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=LlHqJ8bYftSNHT2EClGCrAAyTEGCMstfoDcu7YLjTjmaewuYDjX968ANfa9bkECeXOM6VTRUyaR9xY2CKK6yrU2N1T+kn4wbH/7BYwpi9Qg5gQZM57GhbT/TwUeB2fyuhnnmndgVPK5ocQIIB+8HrCNyEAHbUwwcryy3AHCOYHk= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=X2RQZtN8; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="X2RQZtN8" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 3DC73C4AF67; Tue, 7 May 2024 14:48:50 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1715093330; bh=QQXWL5yR1HiJCZ+WQ5ZsByv2gulWkZie9+fjYZTlccQ=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=X2RQZtN8yZACEp4+OiKlSwk+eVhqNdNjAlU+SeIL43oJzchRfChl70dJNU4Srjpn1 lHcJOv7oZpQdfaZERMioiHR7SP7n0Ptnl6+zoQQeBJJ3/+s1PXgll1kn50aPtOzuAt whwa0fz9qLL04/pE0KLiZCa83kKWhwwBdz8BoMAM9OTh+hZXGE04aBuomgwKNmI2Qr o4aLXBLYbd18K75b6F+2jQyGMtNerWvBcQFfd3WP+1PiWJIwMMvAY0BEUsiju4B0Nt 40lRrRMKHQIzvpIrHvzEVXjDdfu3BWNfthN+ZImdaD7flZy0ucSrLAv5AzRzaYs+O+ 44PuGGbMu1RfA== Received: from johan by xi.lan with local (Exim 4.97.1) (envelope-from ) id 1s4M7g-000000003Cy-34Ll; Tue, 07 May 2024 16:48:52 +0200 From: Johan Hovold To: Jiri Kosina , Benjamin Tissoires , Bjorn Andersson Cc: Dmitry Torokhov , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Konrad Dybcio , Linus Walleij , Douglas Anderson , linux-input@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, Johan Hovold Subject: [PATCH v2 6/7] arm64: dts: qcom: sc8280xp-crd: use external pull up for touch reset Date: Tue, 7 May 2024 16:48:20 +0200 Message-ID: <20240507144821.12275-7-johan+linaro@kernel.org> X-Mailer: git-send-email 2.43.2 In-Reply-To: <20240507144821.12275-1-johan+linaro@kernel.org> References: <20240507144821.12275-1-johan+linaro@kernel.org> Precedence: bulk X-Mailing-List: linux-arm-msm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 The touch controller reset line is currently not described by the devicetree except in the pin configuration which is used to deassert reset. As the reset line has an external pull up to an always-on rail there is no need to drive the pin high so just leave it configured as an input and disable the internal pull down. Signed-off-by: Johan Hovold --- arch/arm64/boot/dts/qcom/sc8280xp-crd.dts | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/arch/arm64/boot/dts/qcom/sc8280xp-crd.dts b/arch/arm64/boot/dts/qcom/sc8280xp-crd.dts index 41215567b3ae..372b35fb844f 100644 --- a/arch/arm64/boot/dts/qcom/sc8280xp-crd.dts +++ b/arch/arm64/boot/dts/qcom/sc8280xp-crd.dts @@ -977,8 +977,7 @@ int-n-pins { reset-n-pins { pins = "gpio99"; function = "gpio"; - output-high; - drive-strength = <16>; + bias-disable; }; };