From patchwork Thu Jan 26 10:35:26 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: AngeloGioacchino Del Regno X-Patchwork-Id: 648286 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 73DA8C54E94 for ; Thu, 26 Jan 2023 10:35:51 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236836AbjAZKfu (ORCPT ); Thu, 26 Jan 2023 05:35:50 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:58368 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236806AbjAZKfo (ORCPT ); Thu, 26 Jan 2023 05:35:44 -0500 Received: from madras.collabora.co.uk (madras.collabora.co.uk [46.235.227.172]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 8BCAF6C578; Thu, 26 Jan 2023 02:35:39 -0800 (PST) Received: from IcarusMOD.eternityproject.eu (2-237-20-237.ip236.fastwebnet.it [2.237.20.237]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) (Authenticated sender: kholk11) by madras.collabora.co.uk (Postfix) with ESMTPSA id 871386602E70; Thu, 26 Jan 2023 10:35:37 +0000 (GMT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1674729338; bh=811mGtt7JeQpT1SuTm7rNcFj7Fd9S3mKqBcc7+C7qO8=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=dLEWxzAERpYLA71egOjO1LATE/G5//9XwW2RYijXWjLBe5kqhJ3/LtFQpMax9utRN qz8/Hv4oCO8+KLAbBReSaZ/B+VmF7Gz9YWHK+/KCNmEv+uTJ9Ks9Yf1HTZ1lQBLICO 8BK5wVqph8zbM4odGWGIpXiZw0pfEJTVFK+9b/A3RumiYMFPLegMuYjc74AwKSEujX 9NIN9hOr1GMELINFzyKxZOSdVxTl06G10xlvFF8SQxoimP/1pNMVBCHtddIJz9PTwh gpxyBVVO9E5kh0T/p/MUmD0CuHXQOZ+qAUo2DM+2SvrdHnxDoLZxWJ+fNuEEiQPtpw 2U8HKU8f8jfjw== From: AngeloGioacchino Del Regno To: matthias.bgg@gmail.com Cc: robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, seiya.wang@mediatek.com, tinghan.shen@mediatek.com, allen-kh.cheng@mediatek.com, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, linux-kernel@vger.kernel.org, AngeloGioacchino Del Regno Subject: [PATCH 6/6] arm64: dts: mt8192: Change idle states names to reflect actual function Date: Thu, 26 Jan 2023 11:35:26 +0100 Message-Id: <20230126103526.417039-7-angelogioacchino.delregno@collabora.com> X-Mailer: git-send-email 2.39.0 In-Reply-To: <20230126103526.417039-1-angelogioacchino.delregno@collabora.com> References: <20230126103526.417039-1-angelogioacchino.delregno@collabora.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org The names of the idle states are misleading being this a single cluster SoC, a cluster-sleep idle state is impossible! After some research in ATF, it emerged that the cpu-sleep state is in reality putting CPUs in retention state, while the cluster-sleep one is turning off the CPUs. Summarizing renaming: - cpu-sleep -> cpu-retention - cluster-sleep -> cpu-off Signed-off-by: AngeloGioacchino Del Regno --- arch/arm64/boot/dts/mediatek/mt8192.dtsi | 24 ++++++++++++------------ 1 file changed, 12 insertions(+), 12 deletions(-) diff --git a/arch/arm64/boot/dts/mediatek/mt8192.dtsi b/arch/arm64/boot/dts/mediatek/mt8192.dtsi index eb46cbadd310..87b91c8feaf9 100644 --- a/arch/arm64/boot/dts/mediatek/mt8192.dtsi +++ b/arch/arm64/boot/dts/mediatek/mt8192.dtsi @@ -62,7 +62,7 @@ cpu0: cpu@0 { reg = <0x000>; enable-method = "psci"; clock-frequency = <1701000000>; - cpu-idle-states = <&cpu_sleep_l &cluster_sleep_l>; + cpu-idle-states = <&cpu_ret_l &cpu_off_l>; i-cache-size = <32768>; i-cache-line-size = <64>; i-cache-sets = <128>; @@ -79,7 +79,7 @@ cpu1: cpu@100 { reg = <0x100>; enable-method = "psci"; clock-frequency = <1701000000>; - cpu-idle-states = <&cpu_sleep_l &cluster_sleep_l>; + cpu-idle-states = <&cpu_ret_l &cpu_off_l>; i-cache-size = <32768>; i-cache-line-size = <64>; i-cache-sets = <128>; @@ -96,7 +96,7 @@ cpu2: cpu@200 { reg = <0x200>; enable-method = "psci"; clock-frequency = <1701000000>; - cpu-idle-states = <&cpu_sleep_l &cluster_sleep_l>; + cpu-idle-states = <&cpu_ret_l &cpu_off_l>; i-cache-size = <32768>; i-cache-line-size = <64>; i-cache-sets = <128>; @@ -113,7 +113,7 @@ cpu3: cpu@300 { reg = <0x300>; enable-method = "psci"; clock-frequency = <1701000000>; - cpu-idle-states = <&cpu_sleep_l &cluster_sleep_l>; + cpu-idle-states = <&cpu_ret_l &cpu_off_l>; i-cache-size = <32768>; i-cache-line-size = <64>; i-cache-sets = <128>; @@ -130,7 +130,7 @@ cpu4: cpu@400 { reg = <0x400>; enable-method = "psci"; clock-frequency = <2171000000>; - cpu-idle-states = <&cpu_sleep_b &cluster_sleep_b>; + cpu-idle-states = <&cpu_ret_b &cpu_off_b>; i-cache-size = <65536>; i-cache-line-size = <64>; i-cache-sets = <256>; @@ -147,7 +147,7 @@ cpu5: cpu@500 { reg = <0x500>; enable-method = "psci"; clock-frequency = <2171000000>; - cpu-idle-states = <&cpu_sleep_b &cluster_sleep_b>; + cpu-idle-states = <&cpu_ret_b &cpu_off_b>; i-cache-size = <65536>; i-cache-line-size = <64>; i-cache-sets = <256>; @@ -164,7 +164,7 @@ cpu6: cpu@600 { reg = <0x600>; enable-method = "psci"; clock-frequency = <2171000000>; - cpu-idle-states = <&cpu_sleep_b &cluster_sleep_b>; + cpu-idle-states = <&cpu_ret_b &cpu_off_b>; i-cache-size = <65536>; i-cache-line-size = <64>; i-cache-sets = <256>; @@ -181,7 +181,7 @@ cpu7: cpu@700 { reg = <0x700>; enable-method = "psci"; clock-frequency = <2171000000>; - cpu-idle-states = <&cpu_sleep_b &cluster_sleep_b>; + cpu-idle-states = <&cpu_ret_b &cpu_off_b>; i-cache-size = <65536>; i-cache-line-size = <64>; i-cache-sets = <256>; @@ -250,7 +250,7 @@ l3_0: l3-cache { idle-states { entry-method = "psci"; - cpu_sleep_l: cpu-sleep-l { + cpu_ret_l: cpu-retention-l { compatible = "arm,idle-state"; arm,psci-suspend-param = <0x00010001>; local-timer-stop; @@ -258,7 +258,7 @@ cpu_sleep_l: cpu-sleep-l { exit-latency-us = <140>; min-residency-us = <780>; }; - cpu_sleep_b: cpu-sleep-b { + cpu_ret_b: cpu-retention-b { compatible = "arm,idle-state"; arm,psci-suspend-param = <0x00010001>; local-timer-stop; @@ -266,7 +266,7 @@ cpu_sleep_b: cpu-sleep-b { exit-latency-us = <145>; min-residency-us = <720>; }; - cluster_sleep_l: cluster-sleep-l { + cpu_off_l: cpu-off-l { compatible = "arm,idle-state"; arm,psci-suspend-param = <0x01010002>; local-timer-stop; @@ -274,7 +274,7 @@ cluster_sleep_l: cluster-sleep-l { exit-latency-us = <155>; min-residency-us = <860>; }; - cluster_sleep_b: cluster-sleep-b { + cpu_off_b: cpu-off-b { compatible = "arm,idle-state"; arm,psci-suspend-param = <0x01010002>; local-timer-stop;