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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 4674EC2BD09 for ; Thu, 27 Jun 2024 17:13:26 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:In-Reply-To:References:From: Cc:Subject:To:Message-Id:Date:Content-Type:Content-Transfer-Encoding: Mime-Version:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=vST0aCANsHx1XCjbNKzms18u3LbaxSddqhFf94et7iI=; b=xEH0oWtySL7ZLbSZrF8XF35tPA LHHRwBSqVL+X4hdSj7mhvC5aN4F1WsP8mZFpT4M5tjAwn9apSKIUt1qEgrg3wxC1OIjYhOZBLPYIj lTgaIYFl8TJunkM8FPs8+G4Co6uWgUwjAazF66QJKlnuor+MCTPLNNnSOvmTZx1SIKv4MxF3O+iyz ggz2F9bBsjsMtQTZcVuckPiLxM5Hfy6jCextiIEQ6cvdHrS2lv1lgZpoMLdBIgQyco1xbgQnKMTv3 emjMq7e3BYEp3YlU3/uqTihLPDWBiEBtz1ibs7DPNCc8Zts1htO88wzXFMx5n6CEk75y+NCWftUK1 UcXmcUyA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1sMsgM-0000000B9oL-2AOF; Thu, 27 Jun 2024 17:13:14 +0000 Received: from 0001.3ffe.de ([159.69.201.130] helo=mail.3ffe.de) by bombadil.infradead.org with esmtps (Exim 4.97.1 #2 (Red Hat Linux)) id 1sMsgD-0000000B9i9-3qA2 for linux-arm-kernel@lists.infradead.org; Thu, 27 Jun 2024 17:13:07 +0000 Received: from localhost (unknown [IPv6:2a02:810b:4340:4ee9:4685:ff:fe12:5967]) (using TLSv1.3 with cipher TLS_AES_128_GCM_SHA256 (128/128 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by mail.3ffe.de (Postfix) with ESMTPSA id AB10F4CC; Thu, 27 Jun 2024 19:12:52 +0200 (CEST) Mime-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset=UTF-8 Date: Thu, 27 Jun 2024 19:12:52 +0200 Message-Id: To: "Ayush Singh" , "Mark Brown" , "Vaishnav M A" , "Rob Herring" , "Krzysztof Kozlowski" , "Conor Dooley" , "Derek Kiernan" , "Dragan Cvetic" , "Arnd Bergmann" , "Greg Kroah-Hartman" , "Nishanth Menon" , "Vignesh Raghavendra" , "Tero Kristo" , "Andrew Lunn" , , Subject: Re: [PATCH v5 1/7] dt-bindings: connector: Add mikrobus-connector Cc: , , , From: "Michael Walle" X-Mailer: aerc 0.16.0 References: <20240627-mikrobus-scratch-spi-v5-0-9e6c148bf5f0@beagleboard.org> <20240627-mikrobus-scratch-spi-v5-1-9e6c148bf5f0@beagleboard.org> In-Reply-To: <20240627-mikrobus-scratch-spi-v5-1-9e6c148bf5f0@beagleboard.org> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240627_101306_138512_E4B27E14 X-CRM114-Status: UNSURE ( 8.28 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Hi, Could you give us a DT snippet of how this should look like with a board? On Thu Jun 27, 2024 at 6:26 PM CEST, Ayush Singh wrote: > + board: > + description: board attached to mikrobus connector > + $ref: /schemas/types.yaml#/definitions/phandle-array Shouldn't this be a subnode of the connector? i.e. connector { compatible =3D "mikrobus-connector"; // phandles to the parent controllers spi { temp-sensor@0 { compatible =3D "maxim,max31855k"; reg =3D <0>; }; }; i2c { .. }; }; I don't think you can introduce a new compatible =3D "maxim,max31855k", "mikrobus,spi"; if there is already a binding for "maxim,max31855k". But I might be wrong. Why is this compatible needed at all? Also, the mikrobus-connector driver could translate the chipselects. -michael