From patchwork Tue Oct 27 13:52:11 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Greg KH X-Patchwork-Id: 289826 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-12.8 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED, DKIM_VALID, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS, URIBL_BLOCKED, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 65F41C5517A for ; Tue, 27 Oct 2020 15:08:02 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 2609521D41 for ; Tue, 27 Oct 2020 15:08:02 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1603811282; bh=bvfBFRDNthHschglZKGPr7aDzYEuc31YlegaI5qE6hs=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=F97MmLqXBGOOB4Cz6XheCF6OSTEEiSoMMzKozQ9Jfpm1PtwZ/j2CDrmKNxztA76v4 GXhfe6l6Q4ZCn7xHlkB04lncG7vdBQbxJ97m+QFt4om9vpM8oiCUfWaAnPzIgsGa+g NgnFYggNLFcKntEjn2fbKQQlbra3xgYBZH9naAOA= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1789741AbgJ0PIA (ORCPT ); Tue, 27 Oct 2020 11:08:00 -0400 Received: from mail.kernel.org ([198.145.29.99]:40052 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1790990AbgJ0PFl (ORCPT ); Tue, 27 Oct 2020 11:05:41 -0400 Received: from localhost (83-86-74-64.cable.dynamic.v4.ziggo.nl [83.86.74.64]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 4347521D24; Tue, 27 Oct 2020 15:05:40 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1603811140; bh=bvfBFRDNthHschglZKGPr7aDzYEuc31YlegaI5qE6hs=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=xgzAbVKbKBbE2zigPd8ytZj/3duD8Fh3qh7UEbv1RqP7UnENr6+Gaoiz5WhvZmi54 yrWqZF70GOtRB3vq08mU681DwNxSaSm1rfWHWkrolhhedf7ACIQ2fNpOeylRmYcCle QbHzd3uHEXmCgE4r+s5sET9RRStKQ3nZhVHxx0x8= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Vignesh Raghavendra , Sasha Levin Subject: [PATCH 5.8 388/633] mtd: hyperbus: hbmc-am654: Fix direct mapping setup flash access Date: Tue, 27 Oct 2020 14:52:11 +0100 Message-Id: <20201027135540.908623141@linuxfoundation.org> X-Mailer: git-send-email 2.29.1 In-Reply-To: <20201027135522.655719020@linuxfoundation.org> References: <20201027135522.655719020@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Vignesh Raghavendra [ Upstream commit aca31ce96814c84d1a41aaa109c15abe61005af7 ] Setting up of direct mapping should be done with flash node's IO address space and not with controller's IO region. Fixes: b6fe8bc67d2d3 ("mtd: hyperbus: move direct mapping setup to AM654 HBMC driver") Signed-off-by: Vignesh Raghavendra Link: https://lore.kernel.org/r/20200924081214.16934-3-vigneshr@ti.com Signed-off-by: Sasha Levin --- drivers/mtd/hyperbus/hbmc-am654.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/mtd/hyperbus/hbmc-am654.c b/drivers/mtd/hyperbus/hbmc-am654.c index f350a0809f880..a808fa28cd9a1 100644 --- a/drivers/mtd/hyperbus/hbmc-am654.c +++ b/drivers/mtd/hyperbus/hbmc-am654.c @@ -70,7 +70,8 @@ static int am654_hbmc_probe(struct platform_device *pdev) platform_set_drvdata(pdev, priv); - ret = of_address_to_resource(np, 0, &res); + priv->hbdev.np = of_get_next_child(np, NULL); + ret = of_address_to_resource(priv->hbdev.np, 0, &res); if (ret) return ret; @@ -103,7 +104,6 @@ static int am654_hbmc_probe(struct platform_device *pdev) priv->ctlr.dev = dev; priv->ctlr.ops = &am654_hbmc_ops; priv->hbdev.ctlr = &priv->ctlr; - priv->hbdev.np = of_get_next_child(dev->of_node, NULL); ret = hyperbus_register_device(&priv->hbdev); if (ret) { dev_err(dev, "failed to register controller\n");