From patchwork Thu Dec 8 09:56:57 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Geert Uytterhoeven X-Patchwork-Id: 13068386 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id CEE76C3A5A7 for ; Thu, 8 Dec 2022 13:09:19 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:Message-Id:Date:Subject:Cc :To:From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References: List-Owner; bh=BC656I67nq4qjQSN/oIhtakvewqX0hZ5twCVGSvBm98=; b=p4Ja4YGf9yJVtU VsIEewsHlWJxS5UMb8HPnaa5iHiFrDLej6Ae2WCilHCp3ZWqmVsKcFjcyXFLfHmkCo/JHXFvyBnE4 dv2b/ahQpB2ncAZVTwKtZQbrdd9HpD9NWNsJuq0GMoAsG2qLI6fGX8o+QtnktXv2QsBIv/r5rDdIU t8UlWa6KGkLBh4dbbnogZvQ0QJ5vnHoTMXgaB04dwCLwmLi1WUr9DNJAxLEu2opUvQMD9AVklwfUf WZdEgsgaEz73D/4QaF1CrCI0OIAdNwIiMmATSvocCkrRvAmXA85WoD5XalMx9x5Wn9RUGJFb2Jgka dc8ySiNWllGNHzGKwr5g==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1p3GdN-000LGP-PR; Thu, 08 Dec 2022 13:08:17 +0000 Received: from albert.telenet-ops.be ([2a02:1800:110:4::f00:1a]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1p3Gd0-000Kez-ML for linux-arm-kernel@lists.infradead.org; Thu, 08 Dec 2022 13:07:57 +0000 Received: from ramsan.of.borg ([IPv6:2a02:1810:ac12:ed20:5574:4fdf:a801:888e]) by albert.telenet-ops.be with bizsmtp id tp7k2800C2deJRf06p7kyk; Thu, 08 Dec 2022 14:07:45 +0100 Received: from rox.of.borg ([192.168.97.57]) by ramsan.of.borg with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.93) (envelope-from ) id 1p3GIF-002tBF-Ng; Thu, 08 Dec 2022 13:46:27 +0100 Received: from geert by rox.of.borg with local (Exim 4.93) (envelope-from ) id 1p3DeN-002fmq-2w; Thu, 08 Dec 2022 10:57:07 +0100 From: Geert Uytterhoeven To: Magnus Damm , Michael Turquette , Stephen Boyd Cc: Tho Vu , linux-renesas-soc@vger.kernel.org, linux-clk@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Geert Uytterhoeven Subject: [PATCH 0/3] renesas: r8a779g0: Add support for boost mode Date: Thu, 8 Dec 2022 10:56:57 +0100 Message-Id: X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20221208_050754_927737_23ACB7F4 X-CRM114-Status: GOOD ( 19.16 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Hi all, This patch series adds support for running the Cortex-A76 CPU cores on R-Car V4H at 1.8 GHz (High Performance mode aka "boost mode"). The first patch adds boost support to the clock driver. The second patch contains an RFC improvement for the clock driver. The third patch describes the 1.8 GHz operating point in DT. Thanks for your comments! Geert Uytterhoeven (3): clk: renesas: r8a779g0: Add custom clock for PLL2 clk: renesas: rcar-gen4: Add support for fractional multiplication arm64: dts: renesas: r8a779g0: Add Cortex-A76 1.8 GHz opp arch/arm64/boot/dts/renesas/r8a779g0.dtsi | 6 + drivers/clk/renesas/r8a779g0-cpg-mssr.c | 14 +- drivers/clk/renesas/rcar-gen4-cpg.c | 195 ++++++++++++++++++++++ drivers/clk/renesas/rcar-gen4-cpg.h | 1 + 4 files changed, 209 insertions(+), 7 deletions(-)