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=-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 AD604C2BB1D for ; Tue, 7 Apr 2020 10:26:45 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 85B1120644 for ; Tue, 7 Apr 2020 10:26:45 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1586255205; bh=zMvRv1xvSRez/I8XS6dOdstcuN71d0iQj0e9cGUUUMI=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=ldt7R09zKG2U9Pkq/ci+iH/DXC7++oT7JdyXTVd0entGgPWMvUfqS48ezZaIHPWtP +r0N7uGCC7to4ZJJcCvNY2eUIk1iiJW755UwdNDI+pBRRtoDTAc4ntH/VYJBZ0zaVW e2zbiDCTOkRz/LWRTQXR+vywevpTJ252oBXXsun8= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729212AbgDGK0m (ORCPT ); Tue, 7 Apr 2020 06:26:42 -0400 Received: from mail.kernel.org ([198.145.29.99]:38880 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729194AbgDGK0k (ORCPT ); Tue, 7 Apr 2020 06:26:40 -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 DBC172074B; Tue, 7 Apr 2020 10:26:39 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1586255200; bh=zMvRv1xvSRez/I8XS6dOdstcuN71d0iQj0e9cGUUUMI=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=UhELqkAKWyxkbtg4eJLLL6suLYt/WA/PaTJakdEXw+P5dVtmyT0kj5zo36g3m2rFs Vnzd5rVbbne1Asz1z8wUOQhiYmZcnczrEqqgvQJl5bgfaDAZZew/VQclI2QijYZsp9 D0RY9gOWccFQpZSGEXpa5syai0d3bieWfxB7KE5Y= 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 5.6 23/29] nvmem: sprd: Fix the block lock operation Date: Tue, 7 Apr 2020 12:22:20 +0200 Message-Id: <20200407101454.889747276@linuxfoundation.org> X-Mailer: git-send-email 2.26.0 In-Reply-To: <20200407101452.046058399@linuxfoundation.org> References: <20200407101452.046058399@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@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); }