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=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,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 51C6BC433E0 for ; Thu, 25 Feb 2021 13:34:25 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 0358264F0A for ; Thu, 25 Feb 2021 13:34:24 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232398AbhBYNeX (ORCPT ); Thu, 25 Feb 2021 08:34:23 -0500 Received: from gloria.sntech.de ([185.11.138.130]:41230 "EHLO gloria.sntech.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232033AbhBYNeR (ORCPT ); Thu, 25 Feb 2021 08:34:17 -0500 Received: from ip5f5aa64a.dynamic.kabel-deutschland.de ([95.90.166.74] helo=phil.lan) by gloria.sntech.de with esmtpsa (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1lFGlg-00022t-SO; Thu, 25 Feb 2021 14:33:24 +0100 From: Heiko Stuebner To: heiko@sntech.de Cc: finley.xiao@rock-chips.com, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org, cmuellner@linux.com, Heiko Stuebner Subject: [PATCH 2/3] arm64: dts: rockchip: used range'd gpu opps on rk3399 Date: Thu, 25 Feb 2021 14:33:21 +0100 Message-Id: <20210225133322.3420724-2-heiko@sntech.de> X-Mailer: git-send-email 2.29.2 In-Reply-To: <20210225133322.3420724-1-heiko@sntech.de> References: <20210225133322.3420724-1-heiko@sntech.de> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Heiko Stuebner Similar to the cpu opps, also use opps with a range on the gpu. (min, preferred, max). The voltage just needs to be higher than the minimum and this allows the regulator more freedom if it can't provide the exact voltage specified, but just say 5mV higher, as can be seen on rk3399-puma which fails to scale panfrost voltages nearly completely. Signed-off-by: Heiko Stuebner --- arch/arm64/boot/dts/rockchip/rk3399-opp.dtsi | 12 ++++++------ 1 file changed, 6 insertions(+), 6 deletions(-) diff --git a/arch/arm64/boot/dts/rockchip/rk3399-opp.dtsi b/arch/arm64/boot/dts/rockchip/rk3399-opp.dtsi index 20b0d60f7ee3..da41cd81ebb7 100644 --- a/arch/arm64/boot/dts/rockchip/rk3399-opp.dtsi +++ b/arch/arm64/boot/dts/rockchip/rk3399-opp.dtsi @@ -79,27 +79,27 @@ gpu_opp_table: opp-table2 { opp00 { opp-hz = /bits/ 64 <200000000>; - opp-microvolt = <825000>; + opp-microvolt = <825000 825000 1150000>; }; opp01 { opp-hz = /bits/ 64 <297000000>; - opp-microvolt = <825000>; + opp-microvolt = <825000 825000 1150000>; }; opp02 { opp-hz = /bits/ 64 <400000000>; - opp-microvolt = <825000>; + opp-microvolt = <825000 825000 1150000>; }; opp03 { opp-hz = /bits/ 64 <500000000>; - opp-microvolt = <875000>; + opp-microvolt = <875000 875000 1150000>; }; opp04 { opp-hz = /bits/ 64 <600000000>; - opp-microvolt = <925000>; + opp-microvolt = <925000 925000 1150000>; }; opp05 { opp-hz = /bits/ 64 <800000000>; - opp-microvolt = <1100000>; + opp-microvolt = <1100000 1100000 1150000>; }; }; }; -- 2.29.2