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=-6.5 required=3.0 tests=DKIM_ADSP_CUSTOM_MED, DKIM_SIGNED,DKIM_VALID,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS 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 59FC0C43603 for ; Mon, 9 Dec 2019 20:23:36 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id 22EED2068E for ; Mon, 9 Dec 2019 20:23:36 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="jQftbWZJ"; dkim=fail reason="signature verification failed" (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="iEEtxuDJ" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 22EED2068E Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=gmail.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:To:Subject:Message-ID:Date:From: In-Reply-To:References:MIME-Version:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=8goi0C88ZkHjjewkqH0tE1sqV6z8FCIQOWQqr3ZIPYA=; b=jQftbWZJXvzh+c Jb8+8PF8/pMt1J7orKWtGR94Agh7kWtQReRcf1vYKt9DQ9GZrJJuFxdfRtcadMV2dCgn1d6Ns0nZI Hw/E+t8Pretq2o/JTOjAv6PIb4JAz6rP7ErQX971TXuT09AEWKcKAUUcnhRZPs6Xpuq8JOQr+bJrR uPxazdDpMhA6R6oNV2EZJcWbR/dPSPTc04EJgrKzEso7rYuFyapmOwbXG2AE+gAi1JfF36G+mR86Y DJiUHwJGB6VyO+eIgRmjO7qF1pWPRbb+2uIkBe30VOkP0PyKqAOHcRnRUT3juUtM//DzpuLb3ShMi BpfrqTnbHbR+S2SUYO6g==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1iePZ4-0005M1-JS; Mon, 09 Dec 2019 20:23:30 +0000 Received: from mail-oi1-x244.google.com ([2607:f8b0:4864:20::244]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1iePZ2-0005LY-3M for linux-arm-kernel@lists.infradead.org; Mon, 09 Dec 2019 20:23:29 +0000 Received: by mail-oi1-x244.google.com with SMTP id k196so7630092oib.2 for ; Mon, 09 Dec 2019 12:23:27 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=Zb2z1zh/PIMzhw5YuaHgoz9OhiNEP+lZ66Mh07HK17M=; b=iEEtxuDJYa+g2J9VBtV1qwh8N5zKCj9QsMm9jTr2sOBLMb3hCbbxt7jYIbCz0YvFjk dTS6vE4Wn0E/mazaqxrbnwAHcGpEEqkMY3tX7vuNBvvps0U7k05iOuqBMUK9Ak1IIgba lzoceXwvdxIVz1m3hwg+mGQpGdwNVdipSkbGpWpiIAnZx6eDuigtTIKQnLa6B8W5Vab3 2dmpKaxWL6+UEq6DxQYAG1iNuBqMbkt5Ivyf2rYGTliP8+zC4S0zVx2V1ORNTqa1YfZv m72I9kF/Y5ik/kzpfJAd8nCu9KRnAHlEDCiYrN9wqHjSqoS4ZIpqJkligqAAH60+7ujk 3QMg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=Zb2z1zh/PIMzhw5YuaHgoz9OhiNEP+lZ66Mh07HK17M=; b=r1auSUc2xGHYH0hvmbddx84sMg8RCb8Ur7YLKzq/zq45ZeYioFoO0RR7mUVDGuuYBq 4BVQaJdDmpzlVzdkMU6OrpwmSXTjtPNIF+9iWO4A5ZOPKVMVjz0kN5qPqG9uv8QgSgYX RrhhjjO6JXwNPE+Dm3koYZzEZhrgYEMJHAZQdzeldHR/9PFAXsbCb9MyqAmec+ufM3L+ 3iXujK691xZCrEMaxwI797MtyGEEYc9AtvaYnH4KeYo+uH3KTCptJqN6dqm5/aoZokB0 2P0aoqKafGqX3ve8Vjrdf/njKfUJ/PE/LMrYTkH5hr3i1CiqY7V6jHRWJyUQ7zNmPUR8 Mw1g== X-Gm-Message-State: APjAAAVhwKrst/NfoK/LAi+yRwsFX22YSypiFVwWXCwokqMy8tKTNqt+ 4MoBE7mntzEa1cCHjysOPghoshWM55d6O/n+aVU= X-Google-Smtp-Source: APXvYqyDDNE9/rLQegvz6/oBL9hwxhdlCfxJI17/tIDMmTvRsbRghB5eJVsPTc1bZqHpyayNj7SMNqn9hYbaHIoC7Ws= X-Received: by 2002:aca:c3c6:: with SMTP id t189mr895697oif.98.1575923006414; Mon, 09 Dec 2019 12:23:26 -0800 (PST) MIME-Version: 1.0 References: <20191203021420.164129-1-anarsoul@gmail.com> <20191209193112.qr6un5ryhyxwu6a5@hendrix.lan> In-Reply-To: <20191209193112.qr6un5ryhyxwu6a5@hendrix.lan> From: Vasily Khoruzhick Date: Mon, 9 Dec 2019 12:23:18 -0800 Message-ID: Subject: Re: [PATCH] arm64: dts: allwinner: a64: set GPU clock to 432 MHz To: Maxime Ripard X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20191209_122328_169599_15252C28 X-CRM114-Status: GOOD ( 16.87 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Mark Rutland , devicetree , Chen-Yu Tsai , Rob Herring , arm-linux Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Mon, Dec 9, 2019 at 12:03 PM Maxime Ripard wrote: > > Hi, > > On Mon, Dec 02, 2019 at 06:14:20PM -0800, Vasily Khoruzhick wrote: > > That's what BSP kernel sets it to and it seems to work fine. > > > > Signed-off-by: Vasily Khoruzhick > > --- > > arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi | 3 +++ > > 1 file changed, 3 insertions(+) > > > > diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi b/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi > > index 27e48234f1c2..0051f39b3d98 100644 > > --- a/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi > > +++ b/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi > > @@ -976,6 +976,9 @@ mali: gpu@1c40000 { > > clocks = <&ccu CLK_BUS_GPU>, <&ccu CLK_GPU>; > > clock-names = "bus", "core"; > > resets = <&ccu RST_BUS_GPU>; > > + > > + assigned-clocks = <&ccu CLK_GPU>; > > + assigned-clock-rates = <432000000>; > > }; > > This doesn't really guarantee anything. If the GPU needs to remain at > that rate, it should be set in the driver. I just saw that you did > send a PR in github, I just merged it. Lima doesn't set GPU frequency at all since it's different for different SoCs and we don't support operation points nor frequency scaling yet. So this change effectively sets GPU frequency to 432MHz on A64 when using lima. > > Maxime _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel