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=-10.2 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, UNWANTED_LANGUAGE_BODY,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 77FFDC433E0 for ; Mon, 27 Jul 2020 11:03:10 +0000 (UTC) Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 473862070B for ; Mon, 27 Jul 2020 11:03:10 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="kXhSWQLs" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 473862070B Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=arri.de Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=merlin.20170209; h=Sender:Content-Transfer-Encoding: Content-Type:Cc:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To:Message-ID:Date: Subject:To:From:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=Vtv1bShEnCya35LYQXvkaK7Z7e6phaGutaUGzHu7rRQ=; b=kXhSWQLsYikQu6pZEbeWlA77r NQWIMLsQOgO4+VyIS9PJpXTPoDELeVoO0VWh2DpJGANyJYCGij5AHAXKW4coTmXCbelcEzdX2zuyY mD1sbAUTC4jJ3Q4pNAlZ/AiOqotLeJC5bThqsc4a1sq5mO3yBkwOpuiZChyyERHdDV04exXhZ9Pye AEfhBwaK336SmJIXpSLmHc2yyLhJND1gWVoNci6d/V2kByvvxL+0Us26p0QzxbR0yY00KZcDnkfbm P5JhdqAXma9LSJk/DNh3l8NEScjXtFGzOm9zbDmSXsxCpdB19YqB45NdW2jNa5cdOGLVTvagR24a9 MuXE+pkaA==; Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1k00tA-00009N-TC; Mon, 27 Jul 2020 11:01:48 +0000 Received: from mailout10.rmx.de ([94.199.88.75]) by merlin.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1k00t7-000089-NT for linux-arm-kernel@lists.infradead.org; Mon, 27 Jul 2020 11:01:46 +0000 Received: from kdin01.retarus.com (kdin01.dmz1.retloc [172.19.17.48]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mailout10.rmx.de (Postfix) with ESMTPS id 4BFcLs4pvGz311B; Mon, 27 Jul 2020 13:01:41 +0200 (CEST) Received: from mta.arri.de (unknown [217.111.95.66]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-SHA384 (256/256 bits)) (No client certificate requested) by kdin01.retarus.com (Postfix) with ESMTPS id 4BFcKZ5qFvz2xFb; Mon, 27 Jul 2020 13:00:34 +0200 (CEST) Received: from N95HX1G2.wgnetz.xx (192.168.54.121) by mta.arri.de (192.168.100.104) with Microsoft SMTP Server (TLS) id 14.3.408.0; Mon, 27 Jul 2020 12:59:12 +0200 From: Christian Eggers To: Rob Herring , Shawn Guo , "Sascha Hauer" Subject: [PATCH 2/3] hwrng: imx-rngc - make clock optional Date: Mon, 27 Jul 2020 12:57:15 +0200 Message-ID: <20200727105718.26225-3-ceggers@arri.de> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20200727105718.26225-1-ceggers@arri.de> References: <20200727105718.26225-1-ceggers@arri.de> MIME-Version: 1.0 X-Originating-IP: [192.168.54.121] X-RMX-ID: 20200727-130034-4BFcKZ5qFvz2xFb-0@kdin01 X-RMX-SOURCE: 217.111.95.66 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200727_070145_929922_72801E9D X-CRM114-Status: GOOD ( 16.32 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, Anson Huang , Martin Kaiser , Herbert Xu , Arnd Bergmann , Greg Kroah-Hartman , Christian Eggers , PrasannaKumar Muralidharan , linux-kernel@vger.kernel.org, NXP Linux Team , Pengutronix Kernel Team , Matt Mackall , Fabio Estevam , linux-arm-kernel@lists.infradead.org, linux-crypto@vger.kernel.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On i.MX6 ULL the RNGB has no switchable clock. Signed-off-by: Christian Eggers --- drivers/char/hw_random/imx-rngc.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/char/hw_random/imx-rngc.c b/drivers/char/hw_random/imx-rngc.c index 9c47e431ce90..f9c5ddd0276b 100644 --- a/drivers/char/hw_random/imx-rngc.c +++ b/drivers/char/hw_random/imx-rngc.c @@ -245,7 +245,7 @@ static int imx_rngc_probe(struct platform_device *pdev) if (IS_ERR(rngc->base)) return PTR_ERR(rngc->base); - rngc->clk = devm_clk_get(&pdev->dev, NULL); + rngc->clk = devm_clk_get_optional(&pdev->dev, NULL); if (IS_ERR(rngc->clk)) { dev_err(&pdev->dev, "Can not get rng_clk\n"); return PTR_ERR(rngc->clk); -- Christian Eggers Embedded software developer Arnold & Richter Cine Technik GmbH & Co. Betriebs KG Sitz: Muenchen - Registergericht: Amtsgericht Muenchen - Handelsregisternummer: HRA 57918 Persoenlich haftender Gesellschafter: Arnold & Richter Cine Technik GmbH Sitz: Muenchen - Registergericht: Amtsgericht Muenchen - Handelsregisternummer: HRB 54477 Geschaeftsfuehrer: Dr. Michael Neuhaeuser; Stephan Schenk; Walter Trauninger; Markus Zeiler _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel