From patchwork Fri Mar 13 18:54:06 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christian Marangi X-Patchwork-Id: 189969 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=-9.8 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, 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 E3736C2BB1D for ; Fri, 13 Mar 2020 18:55:04 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id BDCE9206B7 for ; Fri, 13 Mar 2020 18:55:04 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="ce46Gaog" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726894AbgCMSzB (ORCPT ); Fri, 13 Mar 2020 14:55:01 -0400 Received: from mail-ed1-f67.google.com ([209.85.208.67]:41961 "EHLO mail-ed1-f67.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726477AbgCMSzB (ORCPT ); Fri, 13 Mar 2020 14:55:01 -0400 Received: by mail-ed1-f67.google.com with SMTP id m25so13124241edq.8; Fri, 13 Mar 2020 11:54:59 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=2WuB5xXMxFx8qoep56fRjLFlqqVLZxwUqYQw+OOizLU=; b=ce46Gaog+VC1RTePandT+0mydyECZ68AyAEipXfSJ+flhB83WpX1JM4fvvJPdSkobf rrFbfzCYSeP7PR6Z71nP/PqPL3J4d4yOug6SGogzhzuH1uqOIejw/GfdYaOwANPWoM9n 2A2k5tj5BMVr9oVME2CkR+IE7GxdzrCg3pA1qXVPm9qxllP20gh51Zx7+pjsCP5gxe8N dFQmckYtfuikA+6RKRf/GrmiX9Io+uFTht9iieTybmJ1tjvVHfS/DyA9qCH2+guOwo7G +WGvBimSemWRtqCsy8xnBtpSH/rFZcChbVNWt/XBOlsfGO6qrhIbiR1Y4NU3UEh55Zw9 Gyrw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=2WuB5xXMxFx8qoep56fRjLFlqqVLZxwUqYQw+OOizLU=; b=pAm9EIZ8tBU+GR54uMbDU2t2wAgfYIk63U0lTqLRKTnaGxyJehG8JmaupYNlpJhXDq kNiKpD4jKZO1HJrbHywUI2/Cg1+6rsdC1EL0MFKo1qqCaLxjgT1hFkd2UxSuFGrJxVYn qbKg8YB3TN/a//eQ06Hp1LkqYVEfpUZ5OazhnifOOMcrrbPwa1GR2ebdLp4vJa+6+GEZ UAHlpaDGzVSEtaK2WBi/zzi2FWFZVoWxUveLACMtsQ9m1nKegxNiU7ayk2uejgu1IJuq WBF5Cj2cXBKlQygsfcYGf29FOKhhJKDjcQbL2IN6pNvyfnksNZiFHKdhrtNuUxV4nd/A LNyg== X-Gm-Message-State: ANhLgQ3vv/3XVNE0sguxHjGN/8rttGl5b76VSM9pZdIskzcU2s9pFvkB xfnd9ka1NAG5NeCv2Grz4/s= X-Google-Smtp-Source: ADFU+vuK7AU23b5J/6IMctVT/DI9hy1uvQ83h7z91tD7k0pf9nDNbJufUjhUG77sz7Dww8KUVWb6Uw== X-Received: by 2002:a50:eb05:: with SMTP id y5mr14849321edp.358.1584125699097; Fri, 13 Mar 2020 11:54:59 -0700 (PDT) Received: from Ansuel-XPS.localdomain (host61-50-dynamic.50-79-r.retail.telecomitalia.it. [79.50.50.61]) by smtp.googlemail.com with ESMTPSA id p7sm468763ejr.62.2020.03.13.11.54.57 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 13 Mar 2020 11:54:58 -0700 (PDT) From: Ansuel Smith To: agross@kernel.org Cc: Ansuel Smith , Abhishek Sahu , Bjorn Andersson , Michael Turquette , Stephen Boyd , linux-arm-msm@vger.kernel.org, linux-clk@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH] ipq806x: gcc: Added the enable regs and mask for PRNG Date: Fri, 13 Mar 2020 19:54:06 +0100 Message-Id: <20200313185406.10029-1-ansuelsmth@gmail.com> X-Mailer: git-send-email 2.25.0 MIME-Version: 1.0 Sender: linux-arm-msm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org kernel got hanged while reading from /dev/hwrng at the time of PRNG clock enable Signed-off-by: Abhishek Sahu Signed-off-by: Ansuel Smith --- drivers/clk/qcom/gcc-ipq806x.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/clk/qcom/gcc-ipq806x.c b/drivers/clk/qcom/gcc-ipq806x.c index b0eee0903807..a8456e09c44d 100644 --- a/drivers/clk/qcom/gcc-ipq806x.c +++ b/drivers/clk/qcom/gcc-ipq806x.c @@ -1224,6 +1224,8 @@ static struct clk_rcg prng_src = { .parent_map = gcc_pxo_pll8_map, }, .clkr = { + .enable_reg = 0x2e80, + .enable_mask = BIT(11), .hw.init = &(struct clk_init_data){ .name = "prng_src", .parent_names = gcc_pxo_pll8,