From patchwork Fri Feb 21 07:38:16 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Greg KH X-Patchwork-Id: 230635 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=DKIMWL_WL_HIGH, DKIM_SIGNED, DKIM_VALID, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, 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 5A39FC35641 for ; Fri, 21 Feb 2020 08:45:47 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 267D92071E for ; Fri, 21 Feb 2020 08:45:47 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1582274747; bh=rVvA20sfcoYyNmfXyFcd9GfCkMVmQpc8fvd+zdtoQew=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=H2i6UR6d/mJNItm+y/uvkp+Dq+9p9a7zeFjgY/V1bw3jP72vM2KKsU6e/ruA04S5U UvbhmMl8qLTuI8zRp3goqpfB3IT0R4TvcbCRNqlnlqSRqAtDz169zOBZf7YyhrYvTh feuBCTqCmi4V+wO7O4PB/hGuHFViguVXddI0kY78= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729980AbgBUIpq (ORCPT ); Fri, 21 Feb 2020 03:45:46 -0500 Received: from mail.kernel.org ([198.145.29.99]:47886 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728680AbgBUHuu (ORCPT ); Fri, 21 Feb 2020 02:50:50 -0500 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 E2FCF20801; Fri, 21 Feb 2020 07:50:48 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1582271449; bh=rVvA20sfcoYyNmfXyFcd9GfCkMVmQpc8fvd+zdtoQew=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=tdunyDA33V2sJDiUxEH+WjeATsJUN3my3UB8yp/C5XZn2zDvm4pD0QnqsBcV1lblm rAAIKqoGiNX59T2yqlSmYgEmhwutL16j4GoCM042cES33me/BAqrfIewuMzHycH9va p9CgKmj7NOPFQGES12qh2KOr06joXfyvhH4SL2Tg= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Sergei Shtylyov , Geert Uytterhoeven , Sasha Levin Subject: [PATCH 5.5 171/399] clk: renesas: rcar-gen3: Allow changing the RPC[D2] clocks Date: Fri, 21 Feb 2020 08:38:16 +0100 Message-Id: <20200221072419.274033711@linuxfoundation.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20200221072402.315346745@linuxfoundation.org> References: <20200221072402.315346745@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: Sergei Shtylyov [ Upstream commit 0d67c0340a60829c5c1b7d09629d23bbd67696f3 ] I was unable to get clk_set_rate() setting a lower RPC-IF clock frequency and that issue boiled down to me not passing CLK_SET_RATE_PARENT flag to clk_register_composite() when registering the RPC[D2] clocks... Fixes: db4a0073cc82 ("clk: renesas: rcar-gen3: Add RPC clocks") Signed-off-by: Sergei Shtylyov Link: https://lore.kernel.org/r/be27a344-d8bf-9e0c-8950-2d1b48498496@cogentembedded.com Signed-off-by: Geert Uytterhoeven Signed-off-by: Sasha Levin --- drivers/clk/renesas/rcar-gen3-cpg.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/drivers/clk/renesas/rcar-gen3-cpg.c b/drivers/clk/renesas/rcar-gen3-cpg.c index c97b647db9b68..488f8b3980c55 100644 --- a/drivers/clk/renesas/rcar-gen3-cpg.c +++ b/drivers/clk/renesas/rcar-gen3-cpg.c @@ -470,7 +470,8 @@ static struct clk * __init cpg_rpc_clk_register(const char *name, clk = clk_register_composite(NULL, name, &parent_name, 1, NULL, NULL, &rpc->div.hw, &clk_divider_ops, - &rpc->gate.hw, &clk_gate_ops, 0); + &rpc->gate.hw, &clk_gate_ops, + CLK_SET_RATE_PARENT); if (IS_ERR(clk)) { kfree(rpc); return clk; @@ -506,7 +507,8 @@ static struct clk * __init cpg_rpcd2_clk_register(const char *name, clk = clk_register_composite(NULL, name, &parent_name, 1, NULL, NULL, &rpcd2->fixed.hw, &clk_fixed_factor_ops, - &rpcd2->gate.hw, &clk_gate_ops, 0); + &rpcd2->gate.hw, &clk_gate_ops, + CLK_SET_RATE_PARENT); if (IS_ERR(clk)) kfree(rpcd2);