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=-19.0 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,INCLUDES_CR_TRAILER,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 B0991C4360C for ; Mon, 12 Apr 2021 16:36:23 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 8D1AE61241 for ; Mon, 12 Apr 2021 16:36:23 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S245389AbhDLQeL (ORCPT ); Mon, 12 Apr 2021 12:34:11 -0400 Received: from mail.kernel.org ([198.145.29.99]:55604 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S243472AbhDLQ11 (ORCPT ); Mon, 12 Apr 2021 12:27:27 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id 06FBE6137C; Mon, 12 Apr 2021 16:25:09 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1618244710; bh=01zgyFiqG7+b476HStgnSCB7NL3CXYAT6UJMEzxkGBc=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=OGHrjsq1uqyI67rDY01NiFG/UJmAigrzzpiX70pEIzB6b2KzlhlCazHtgXVmsejhI YG82CsM43QxhTeE17PlfdFXhzf0XQX0f2Ej1SdUFs4BY5VLXqchAW8+VIEEEjpoG21 tcCVVTJGfovKM9TkX00WwCslQJIJp94cASLr/J7w2HmfdCJpVJdQJvvLgJYg353R17 K1qAOX6Jz+7tQXCvZjo9Ab4HJAIpWsRss7ugQdeh3gsvIGrYjWKVkcR29Wc1MFR61p zEqfQE7JSGr+9MzWbPercuo2O9Nd79dYw7tgX7Knse+JD15NfOgNZFIIXKoaFURV0a apS5JINea3bYQ== From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Tony Lindgren , Sasha Levin , linux-omap@vger.kernel.org, devicetree@vger.kernel.org Subject: [PATCH AUTOSEL 5.4 06/39] ARM: dts: Drop duplicate sha2md5_fck to fix clk_disable race Date: Mon, 12 Apr 2021 12:24:28 -0400 Message-Id: <20210412162502.314854-6-sashal@kernel.org> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20210412162502.314854-1-sashal@kernel.org> References: <20210412162502.314854-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Tony Lindgren [ Upstream commit 140a776833957539c84301dbdb4c3013876de118 ] We have a duplicate legacy clock defined for sha2md5_fck that can sometimes race with clk_disable() with the dts configured clock for OMAP4_SHA2MD5_CLKCTRL when unused clocks are disabled during boot causing an "Unhandled fault: imprecise external abort". Signed-off-by: Tony Lindgren Signed-off-by: Sasha Levin --- arch/arm/boot/dts/omap44xx-clocks.dtsi | 8 -------- 1 file changed, 8 deletions(-) diff --git a/arch/arm/boot/dts/omap44xx-clocks.dtsi b/arch/arm/boot/dts/omap44xx-clocks.dtsi index e9d9c8460682..68ab6a95f222 100644 --- a/arch/arm/boot/dts/omap44xx-clocks.dtsi +++ b/arch/arm/boot/dts/omap44xx-clocks.dtsi @@ -770,14 +770,6 @@ per_abe_nc_fclk: per_abe_nc_fclk@108 { ti,max-div = <2>; }; - sha2md5_fck: sha2md5_fck@15c8 { - #clock-cells = <0>; - compatible = "ti,gate-clock"; - clocks = <&l3_div_ck>; - ti,bit-shift = <1>; - reg = <0x15c8>; - }; - usb_phy_cm_clk32k: usb_phy_cm_clk32k@640 { #clock-cells = <0>; compatible = "ti,gate-clock"; -- 2.30.2