From patchwork Wed Jan 13 22:38:07 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Hongwei Zhang X-Patchwork-Id: 364121 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=-11.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, USER_AGENT_GIT autolearn=unavailable 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 ACA18C433DB for ; Thu, 14 Jan 2021 00:29:52 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 6498B23359 for ; Thu, 14 Jan 2021 00:29:52 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729885AbhANA3W (ORCPT ); Wed, 13 Jan 2021 19:29:22 -0500 Received: from atlmailgw2.ami.com ([63.147.10.42]:61087 "EHLO atlmailgw2.ami.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729871AbhANA20 (ORCPT ); Wed, 13 Jan 2021 19:28:26 -0500 X-AuditID: ac10606f-231ff70000001934-d8-5fff765a36f4 Received: from atlms1.us.megatrends.com (atlms1.us.megatrends.com [172.16.96.144]) (using TLS with cipher ECDHE-RSA-AES256-SHA384 (256/256 bits)) (Client did not present a certificate) by atlmailgw2.ami.com (Symantec Messaging Gateway) with SMTP id 42.3B.06452.A567FFF5; Wed, 13 Jan 2021 17:38:18 -0500 (EST) Received: from ami-us-wk.us.megatrends.com (172.16.98.207) by atlms1.us.megatrends.com (172.16.96.144) with Microsoft SMTP Server (TLS) id 14.3.468.0; Wed, 13 Jan 2021 17:38:16 -0500 From: Hongwei Zhang To: Linus Walleij , Bartosz Golaszewski , Joel Stanley , Andrew Jeffery , , , , , CC: Hongwei Zhang Subject: [PATCH, v1 0/1] gpio: aspeed: Add gpio base address reading Date: Wed, 13 Jan 2021 17:38:07 -0500 Message-ID: <20210113223808.31626-1-hongweiz@ami.com> X-Mailer: git-send-email 2.17.1 MIME-Version: 1.0 X-Originating-IP: [172.16.98.207] X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFtrFLMWRmVeSWpSXmKPExsWyRiBhgm5U2f94g+Z7aha7LnNYfJl7isXi 9/m/zBZT/ixnstj0+BqrRfPqc8wWm+f/YbS4vGsOm8WplhcsDpweV9t3sXu8v9HK7nHx4zFm jzvX9rB5bF5S73F+xkJGj8+b5ALYo7hsUlJzMstSi/TtErgyThz8wF4wm7mi7/QBxgbGI0xd jJwcEgImEncaJjN2MXJxCAnsYpJ4/aiHFcphlPi4ZisLSBWbgJrE3s1zmEASIgInmSRm7f4F 1s4soCLxY/U1VhBbWMBFYufUh2wgNouAqsSbNQ/AangFTCVuTTrCBrFOXmL1hgPMEHFBiZMz n7BAzJGQOPjiBVhcSEBW4tahx1DnKUo8+PWddQIj3ywkLbOQtCxgZFrFKJRYkpObmJmTXm6k l5ibqZecn7uJERK++TsYP340P8TIxMF4iFGCg1lJhLeo+2+8EG9KYmVValF+fFFpTmrxIUZp DhYlcd5V7kfjhQTSE0tSs1NTC1KLYLJMHJxSDYzyyqqSIXmcaSLpyWnbZsc0Hju7Refmntx7 k2w0w8qWdmZcfRwtcfzowSM3dTbYtks8FWHe6H0nQz1F8xuv4KEzB3KvvDiad2T527jVUjYu z68saVdQWj7xy6uQf1uXfAnYvef6hXuRFdWlMTnfvhmvrTQ/2qz45vu0B7tFwlY3zwopda8q Nf2oxFKckWioxVxUnAgArcLYW00CAAA= Precedence: bulk List-ID: X-Mailing-List: linux-gpio@vger.kernel.org Dear Reviewer, Add gpio base address reading in the driver; in old code, it just returns -1 to gpio->chip.base. In this patch, the code first try to read base address from of_property_read_u32(), if it fails, then return -1. Hongwei Zhang (1): gpio: aspeed: Add gpio base address reading drivers/gpio/gpio-aspeed.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-)