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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 7DC16C25B08 for ; Mon, 15 Aug 2022 21:48:06 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1349483AbiHOVsD (ORCPT ); Mon, 15 Aug 2022 17:48:03 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48304 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1349333AbiHOVnO (ORCPT ); Mon, 15 Aug 2022 17:43:14 -0400 Received: from ams.source.kernel.org (ams.source.kernel.org [145.40.68.75]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D1EE6C57BE; Mon, 15 Aug 2022 12:29:43 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id 0F6C1B810C6; Mon, 15 Aug 2022 19:29:42 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 5750FC433C1; Mon, 15 Aug 2022 19:29:40 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1660591780; bh=jOFUmOin2soedTIGfZkBJaD3YTlBujDsu4f/pQUr+Tk=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=eiHFntFVpbyz75+bJnwn85mFWMkPYz57/oAuh83gIMV5kfaq2Uh30W2+9BcWlQwAm D4i9D6/2B9byTbUDUStGo9BjfGaYapdedPzHIo1r/3wzpIH7XgJdywVDL8/Vyd1zDZ k8eVhF+XIom6eAqDfj/XWYlwv7CVev8qvyVcakYY= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Peng Fan , Jacky Bai , Abel Vesa , Sasha Levin Subject: [PATCH 5.18 0680/1095] clk: imx: clk-fracn-gppll: correct rdiv Date: Mon, 15 Aug 2022 20:01:19 +0200 Message-Id: <20220815180457.505796844@linuxfoundation.org> X-Mailer: git-send-email 2.37.2 In-Reply-To: <20220815180429.240518113@linuxfoundation.org> References: <20220815180429.240518113@linuxfoundation.org> User-Agent: quilt/0.67 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Peng Fan [ Upstream commit f300cb7fccf69ba1835b983c76d70deb818ad194 ] According to Reference Manual: 000b - Divide by 1 001b - Divide by 1 010b - Divide by 2 011b - Divide by 3 100b - Divide by 4 101b - Divide by 5 110b - Divide by 6 111b - Divide by 7 So only need increase rdiv by 1 when the register value is 0. Fixes: 1b26cb8a77a4 ("clk: imx: support fracn gppll") Signed-off-by: Peng Fan Reviewed-by: Jacky Bai Reviewed-by: Abel Vesa Link: https://lore.kernel.org/r/20220609132902.3504651-7-peng.fan@oss.nxp.com Signed-off-by: Abel Vesa Signed-off-by: Sasha Levin --- drivers/clk/imx/clk-fracn-gppll.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/clk/imx/clk-fracn-gppll.c b/drivers/clk/imx/clk-fracn-gppll.c index cb06b0045e9e..025b73229cdd 100644 --- a/drivers/clk/imx/clk-fracn-gppll.c +++ b/drivers/clk/imx/clk-fracn-gppll.c @@ -149,7 +149,8 @@ static unsigned long clk_fracn_gppll_recalc_rate(struct clk_hw *hw, unsigned lon if (rate) return (unsigned long)rate; - rdiv = rdiv + 1; + if (!rdiv) + rdiv = rdiv + 1; switch (odiv) { case 0: -- 2.35.1