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 X-Spam-Level: X-Spam-Status: No, score=-8.8 required=3.0 tests=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 65329C31E51 for ; Tue, 18 Jun 2019 09:41:58 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 333EB206B7 for ; Tue, 18 Jun 2019 09:41:58 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729457AbfFRJl5 (ORCPT ); Tue, 18 Jun 2019 05:41:57 -0400 Received: from inva021.nxp.com ([92.121.34.21]:57626 "EHLO inva021.nxp.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729230AbfFRJl4 (ORCPT ); Tue, 18 Jun 2019 05:41:56 -0400 Received: from inva021.nxp.com (localhost [127.0.0.1]) by inva021.eu-rdc02.nxp.com (Postfix) with ESMTP id 4BFD72003B7; Tue, 18 Jun 2019 11:41:55 +0200 (CEST) Received: from invc005.ap-rdc01.nxp.com (invc005.ap-rdc01.nxp.com [165.114.16.14]) by inva021.eu-rdc02.nxp.com (Postfix) with ESMTP id 2936C200269; Tue, 18 Jun 2019 11:41:51 +0200 (CEST) Received: from localhost.localdomain (mega.ap.freescale.net [10.192.208.232]) by invc005.ap-rdc01.nxp.com (Postfix) with ESMTP id BEF8A402A0; Tue, 18 Jun 2019 17:41:45 +0800 (SGT) From: Anson.Huang@nxp.com To: shawnguo@kernel.org, s.hauer@pengutronix.de, kernel@pengutronix.de, festevam@gmail.com, leonard.crestez@nxp.com, abel.vesa@nxp.com, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Cc: Linux-imx@nxp.com Subject: [PATCH RESEND V2] soc: imx8: Use existing of_root directly Date: Tue, 18 Jun 2019 17:43:38 +0800 Message-Id: <20190618094338.11183-1-Anson.Huang@nxp.com> X-Mailer: git-send-email 2.17.1 X-Virus-Scanned: ClamAV using ClamSMTP Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Anson Huang There is common of_root for reference, no need to find it from DT again, use of_root directly to make driver simple. Signed-off-by: Anson Huang --- drivers/soc/imx/soc-imx8.c | 9 ++------- 1 file changed, 2 insertions(+), 7 deletions(-) diff --git a/drivers/soc/imx/soc-imx8.c b/drivers/soc/imx/soc-imx8.c index ef2406f..34ab993 100644 --- a/drivers/soc/imx/soc-imx8.c +++ b/drivers/soc/imx/soc-imx8.c @@ -94,7 +94,6 @@ static int __init imx8_soc_init(void) { struct soc_device_attribute *soc_dev_attr; struct soc_device *soc_dev; - struct device_node *root; const struct of_device_id *id; u32 soc_rev = 0; const struct imx8_soc_data *data; @@ -106,12 +105,11 @@ static int __init imx8_soc_init(void) soc_dev_attr->family = "Freescale i.MX"; - root = of_find_node_by_path("/"); - ret = of_property_read_string(root, "model", &soc_dev_attr->machine); + ret = of_property_read_string(of_root, "model", &soc_dev_attr->machine); if (ret) goto free_soc; - id = of_match_node(imx8_soc_match, root); + id = of_match_node(imx8_soc_match, of_root); if (!id) { ret = -ENODEV; goto free_soc; @@ -136,8 +134,6 @@ static int __init imx8_soc_init(void) goto free_rev; } - of_node_put(root); - return 0; free_rev: @@ -145,7 +141,6 @@ static int __init imx8_soc_init(void) kfree(soc_dev_attr->revision); free_soc: kfree(soc_dev_attr); - of_node_put(root); return ret; } device_initcall(imx8_soc_init); -- 2.7.4