From patchwork Tue May 30 14:55:58 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jonathan Cameron X-Patchwork-Id: 686973 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 BC6A7C7EE2F for ; Tue, 30 May 2023 14:57:47 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232873AbjE3O5q (ORCPT ); Tue, 30 May 2023 10:57:46 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:35296 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232793AbjE3O5k (ORCPT ); Tue, 30 May 2023 10:57:40 -0400 Received: from frasgout.his.huawei.com (frasgout.his.huawei.com [185.176.79.56]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D591B129; Tue, 30 May 2023 07:57:33 -0700 (PDT) Received: from lhrpeml500005.china.huawei.com (unknown [172.18.147.226]) by frasgout.his.huawei.com (SkyGuard) with ESMTP id 4QVwRw5QWmz6DB9n; Tue, 30 May 2023 22:55:24 +0800 (CST) Received: from SecurePC-101-06.china.huawei.com (10.122.247.231) by lhrpeml500005.china.huawei.com (7.191.163.240) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.23; Tue, 30 May 2023 15:57:31 +0100 From: Jonathan Cameron To: CC: Wolfram Sang , Niyas Sait , Klaus Jensen , Andy Shevchenko , , Jeremy Kerr , Matt Johnston , Shesha Bhushan Sreenivasamurthy , , , "Viacheslav A . Dubeyko" Subject: [RFC PATCH v2 3/6] i2c: aspeed: Don't report error when optional dt bus-frequency not supplied Date: Tue, 30 May 2023 15:55:58 +0100 Message-ID: <20230530145601.2592-4-Jonathan.Cameron@huawei.com> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20230530145601.2592-1-Jonathan.Cameron@huawei.com> References: <20230530145601.2592-1-Jonathan.Cameron@huawei.com> MIME-Version: 1.0 X-Originating-IP: [10.122.247.231] X-ClientProxiedBy: lhrpeml100001.china.huawei.com (7.191.160.183) To lhrpeml500005.china.huawei.com (7.191.163.240) X-CFilter-Loop: Reflected Precedence: bulk List-ID: X-Mailing-List: linux-acpi@vger.kernel.org The bindings have this property as optional with a default of 100kHz. As such the driver should not be printing an error message if it is not supplied. Signed-off-by: Jonathan Cameron --- v2: New patch after Andy raised some questions about this property and I read the binding doc. --- drivers/i2c/busses/i2c-aspeed.c | 10 +++------- 1 file changed, 3 insertions(+), 7 deletions(-) diff --git a/drivers/i2c/busses/i2c-aspeed.c b/drivers/i2c/busses/i2c-aspeed.c index 21a2f139f445..4363bfe06f9b 100644 --- a/drivers/i2c/busses/i2c-aspeed.c +++ b/drivers/i2c/busses/i2c-aspeed.c @@ -1003,13 +1003,9 @@ static int aspeed_i2c_probe_bus(struct platform_device *pdev) } reset_control_deassert(bus->rst); - ret = of_property_read_u32(pdev->dev.of_node, - "bus-frequency", &bus->bus_frequency); - if (ret < 0) { - dev_err(&pdev->dev, - "Could not read bus-frequency property\n"); - bus->bus_frequency = I2C_MAX_STANDARD_MODE_FREQ; - } + bus->bus_frequency = I2C_MAX_STANDARD_MODE_FREQ; + of_property_read_u32(pdev->dev.of_node, + "bus-frequency", &bus->bus_frequency); match = of_match_node(aspeed_i2c_bus_of_table, pdev->dev.of_node); if (!match)