From patchwork Fri Dec 10 20:10:39 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Miquel Raynal X-Patchwork-Id: 522986 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 495D5C4332F for ; Fri, 10 Dec 2021 20:10:48 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1343620AbhLJUOX (ORCPT ); Fri, 10 Dec 2021 15:14:23 -0500 Received: from relay1-d.mail.gandi.net ([217.70.183.193]:47995 "EHLO relay1-d.mail.gandi.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1344096AbhLJUOW (ORCPT ); Fri, 10 Dec 2021 15:14:22 -0500 Received: (Authenticated sender: miquel.raynal@bootlin.com) by relay1-d.mail.gandi.net (Postfix) with ESMTPSA id D0A9424000C; Fri, 10 Dec 2021 20:10:44 +0000 (UTC) From: Miquel Raynal To: Richard Weinberger , Vignesh Raghavendra , Tudor Ambarus , Pratyush Yadav , Michael Walle , Cc: Michal Simek , Thomas Petazzoni , Rob Herring , , Mark Brown , , Miquel Raynal , Rob Herring Subject: [PATCH v4 3/3] spi: dt-bindings: Add an example with two stacked flashes Date: Fri, 10 Dec 2021 21:10:39 +0100 Message-Id: <20211210201039.729961-4-miquel.raynal@bootlin.com> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20211210201039.729961-1-miquel.raynal@bootlin.com> References: <20211210201039.729961-1-miquel.raynal@bootlin.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-spi@vger.kernel.org Provide an example of how to describe two flashes in eg. stacked mode. Signed-off-by: Miquel Raynal Reviewed-by: Rob Herring --- Documentation/devicetree/bindings/spi/spi-controller.yaml | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/Documentation/devicetree/bindings/spi/spi-controller.yaml b/Documentation/devicetree/bindings/spi/spi-controller.yaml index 36b72518f565..048d2bbc74a5 100644 --- a/Documentation/devicetree/bindings/spi/spi-controller.yaml +++ b/Documentation/devicetree/bindings/spi/spi-controller.yaml @@ -139,4 +139,11 @@ examples: spi-max-frequency = <100000>; reg = <1>; }; + + flash@2 { + compatible = "jedec,spi-nor"; + spi-max-frequency = <50000000>; + reg = <2>, <3>; + stacked-memories = /bits/ 64 <0x10000000>, /bits/ 64 <0x10000000>; + }; };