From patchwork Thu Oct 7 13:46:40 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Vincent Whitchurch X-Patchwork-Id: 1537724 Return-Path: X-Original-To: incoming-dt@patchwork.ozlabs.org Delivered-To: patchwork-incoming-dt@bilbo.ozlabs.org Authentication-Results: bilbo.ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=axis.com header.i=@axis.com header.a=rsa-sha256 header.s=axis-central1 header.b=Dxc7TiSS; dkim-atps=neutral Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org (client-ip=23.128.96.18; helo=vger.kernel.org; envelope-from=devicetree-owner@vger.kernel.org; receiver=) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by bilbo.ozlabs.org (Postfix) with ESMTP id 4HQCKl5TBtz9sS8 for ; Fri, 8 Oct 2021 00:46:51 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S241718AbhJGNsm (ORCPT ); Thu, 7 Oct 2021 09:48:42 -0400 Received: from smtp1.axis.com ([195.60.68.17]:31237 "EHLO smtp1.axis.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S241701AbhJGNsm (ORCPT ); Thu, 7 Oct 2021 09:48:42 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=axis.com; q=dns/txt; s=axis-central1; t=1633614408; x=1665150408; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=gTDrTYSFEw/2HMWL3752iCCL6WEOplAt72C4UJ1O8Po=; b=Dxc7TiSShE8eFYNR4gnYAogg/Nys0zg5IwUlavOhfGtT0T3qHt86i2de /dyvKuGjCzUDKq67WMm781HWusG2dzMdPF6UV9Fc+1srYhdndtNP6XSDh Oo3CPirjL8+F8MMZob4DhGSWD9oJqextRgqtyqYz7Z+wL/MQbthyNInnB igt7a4pkFyLyVATbrr2KFRogQCAYmiI5bZI4BKyuJ883n4ZItsg908sXV HUvkmUNh4r0m4NrsRLHAXrqtxFGii9wWLAAr73akfwxBZuvado4BtVvex DbjJ8lqJhyA6Es58pdwqkCHw3zEHFIzBM7TSm5O9CqTTMfZ68dhjY9z7e w==; From: Vincent Whitchurch To: , , CC: , , , , , Vincent Whitchurch Subject: [PATCH v2 2/3] dt-bindings: iio: io-channel-mux: Add property for settle time Date: Thu, 7 Oct 2021 15:46:40 +0200 Message-ID: <20211007134641.13417-3-vincent.whitchurch@axis.com> X-Mailer: git-send-email 2.28.0 In-Reply-To: <20211007134641.13417-1-vincent.whitchurch@axis.com> References: <20211007134641.13417-1-vincent.whitchurch@axis.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Hardware may require some time for the muxed analog signals to settle after the muxing is changed. Allow this time to be specified in the devicetree. Signed-off-by: Vincent Whitchurch Reviewed-by: Rob Herring --- .../devicetree/bindings/iio/multiplexer/io-channel-mux.yaml | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/Documentation/devicetree/bindings/iio/multiplexer/io-channel-mux.yaml b/Documentation/devicetree/bindings/iio/multiplexer/io-channel-mux.yaml index 870b043406d8..5a7328042c76 100644 --- a/Documentation/devicetree/bindings/iio/multiplexer/io-channel-mux.yaml +++ b/Documentation/devicetree/bindings/iio/multiplexer/io-channel-mux.yaml @@ -39,6 +39,11 @@ properties: description: List of strings, labeling the mux controller states. + settle-time-us: + default: 0 + description: + Time required for analog signals to settle after muxing. + required: - compatible - io-channels