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 80DB2C43460 for ; Mon, 12 Apr 2021 16:38:36 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 4E02361042 for ; Mon, 12 Apr 2021 16:38:36 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S243868AbhDLQin (ORCPT ); Mon, 12 Apr 2021 12:38:43 -0400 Received: from mail.kernel.org ([198.145.29.99]:35668 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S245218AbhDLQ37 (ORCPT ); Mon, 12 Apr 2021 12:29:59 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id CE89F6137E; Mon, 12 Apr 2021 16:25:55 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1618244756; bh=KIjlBCnctNqc0Qkw8zC7bGRvsCSFLvIvPjGwR1DxRBA=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=kJ9CTBRGJFGMYIAN8eAjbm8yf7lq95n7JhWMY0DobVkjg95GQanBsOPinnnAnoo/0 OedH/zk4Yukva8uP/cRYgCsMSLwmUwru0iyejm0jncCAuFTghXECqTAfdfkNoLZgdI QoWJz17Ij9baoZDnF3+b3L2joU4FYcc76iGfIO2es4dEzf3PjJ2K18S1wbM16oDE9A GiCtfW1Jczv3yZzwelbJW7K6wKyaPAz+qNdpV7cidCt9VVuuElD0veUeaYv4aaCV99 44Ky/Zlrj8toXMILxrtdpve2xkJPnm8lwT6ubMC0znoGsOcq4bMO0WJrIRd2U2RrPN l9wBHRVCPK+Vg== 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 4.19 02/28] ARM: dts: Drop duplicate sha2md5_fck to fix clk_disable race Date: Mon, 12 Apr 2021 12:25:27 -0400 Message-Id: <20210412162553.315227-2-sashal@kernel.org> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20210412162553.315227-1-sashal@kernel.org> References: <20210412162553.315227-1-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 279ff2f419df..c654588f9e8c 100644 --- a/arch/arm/boot/dts/omap44xx-clocks.dtsi +++ b/arch/arm/boot/dts/omap44xx-clocks.dtsi @@ -773,14 +773,6 @@ 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