From patchwork Tue Apr 7 10:21:59 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "gregkh@linuxfoundation.org" X-Patchwork-Id: 228172 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=-6.9 required=3.0 tests=DKIMWL_WL_HIGH, DKIM_SIGNED, DKIM_VALID, HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham 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 08332C2BB55 for ; Tue, 7 Apr 2020 10:25:20 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id CE23220936 for ; Tue, 7 Apr 2020 10:25:19 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1586255119; bh=zMvRv1xvSRez/I8XS6dOdstcuN71d0iQj0e9cGUUUMI=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=HDfGru8f+78iPINuhxQRx4udy0EUfmS5bkZhT70zdYpRJcdKL0Vu1CK+7X4xvrhNs IlsA99sy2cUhlkS6gDiwQJkFvLcW8y9G8j2E+DggU/8EYSeD8eg7sqDec4a6FOVG3l WAQsUshmGNjf4yoS3dZTP7k/n5q2Q5XHLBW2TOHo= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728494AbgDGKZS (ORCPT ); Tue, 7 Apr 2020 06:25:18 -0400 Received: from mail.kernel.org ([198.145.29.99]:35732 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728907AbgDGKZP (ORCPT ); Tue, 7 Apr 2020 06:25:15 -0400 Received: from localhost (83-86-89-107.cable.dynamic.v4.ziggo.nl [83.86.89.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 7AE7E2074B; Tue, 7 Apr 2020 10:25:14 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1586255115; bh=zMvRv1xvSRez/I8XS6dOdstcuN71d0iQj0e9cGUUUMI=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=RviyVA1F8wLV9ZCRmEGoPw7v07uQ98W5w5eGn4wi+IY52lYG6zrzsfjBhAp7B0STq wd4Bs2fLxUMmaUdCpN6xAs2nfWC0K+eycY3htFiRjEZmK6Bz3iX17O5ZBNStxB2OmR I+Rz4wz5R9YB0u+XBBbxVlbI3ixdhTPFswVR00hU= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Freeman Liu , Baolin Wang , Srinivas Kandagatla Subject: [PATCH 5.5 28/46] nvmem: sprd: Fix the block lock operation Date: Tue, 7 Apr 2020 12:21:59 +0200 Message-Id: <20200407101502.527377529@linuxfoundation.org> X-Mailer: git-send-email 2.26.0 In-Reply-To: <20200407101459.502593074@linuxfoundation.org> References: <20200407101459.502593074@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Sender: stable-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Freeman Liu commit c66ebde4d988b592e8f0008e04c47cc4950a49d3 upstream. According to the Spreadtrum eFuse specification, we should write 0 to the block to trigger the lock operation. Fixes: 096030e7f449 ("nvmem: sprd: Add Spreadtrum SoCs eFuse support") Cc: stable Signed-off-by: Freeman Liu Signed-off-by: Baolin Wang Signed-off-by: Srinivas Kandagatla Link: https://lore.kernel.org/r/20200323150007.7487-2-srinivas.kandagatla@linaro.org Signed-off-by: Greg Kroah-Hartman --- drivers/nvmem/sprd-efuse.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/drivers/nvmem/sprd-efuse.c +++ b/drivers/nvmem/sprd-efuse.c @@ -239,7 +239,7 @@ static int sprd_efuse_raw_prog(struct sp ret = -EBUSY; } else { sprd_efuse_set_prog_lock(efuse, lock); - writel(*data, efuse->base + SPRD_EFUSE_MEM(blk)); + writel(0, efuse->base + SPRD_EFUSE_MEM(blk)); sprd_efuse_set_prog_lock(efuse, false); }