| 123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132 |
- From patchwork Thu Apr 28 22:57:55 2022
- Content-Type: text/plain; charset="utf-8"
- MIME-Version: 1.0
- Content-Transfer-Encoding: 7bit
- X-Patchwork-Submitter: Rui Salvaterra <[email protected]>
- X-Patchwork-Id: 12831311
- Return-Path:
- <linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org>
- 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 49367C433EF
- for <[email protected]>;
- Thu, 28 Apr 2022 22:59:15 +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=SerBW8MOw68wFFCbuq25LJzAcmqCfKMO2cFJxwFvZ+M=; b=nN4CYEO6VOGVbq
- GSvQPGoya0L2IzQ/ZfknzQ853lY97zEPJk14ndK+TGQ+8ySjBSTu0xKgxlBoJj5G+DGubgRP1eZRJ
- bktFqX2tohnrRavlceRxgVA3YFGBhjXE7AC0YzGC7auH2S6nSPUrH7cTVuaeIacIoV1AXPazc2hRU
- u8RaJl1XHQwuhdZOsFBH99M5an3Zsmq0tsoIOYwB+gQaI307ZkqscxzcXFiCYCHlDvZlhHlW/WbdG
- J+3iUnfq1KJWI2kE7TkPXMYaJzbEgG+LDrgYr3deADArCfCmnzbf0U29EZd6cR5D19GMVqGFDvsTX
- H69W8qxVzJ+mR2HQd3GQ==;
- Received: from localhost ([::1] helo=bombadil.infradead.org)
- by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux))
- id 1nkD5T-008uVi-54; Thu, 28 Apr 2022 22:58:15 +0000
- Received: from mail-ed1-x533.google.com ([2a00:1450:4864:20::533])
- by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux))
- id 1nkD5P-008uUW-Px; Thu, 28 Apr 2022 22:58:13 +0000
- Received: by mail-ed1-x533.google.com with SMTP id p18so7146795edr.7;
- Thu, 28 Apr 2022 15:58:08 -0700 (PDT)
- DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112;
- h=from:to:cc:subject:date:message-id:mime-version
- :content-transfer-encoding;
- bh=R5/7OCxhqk5o9giaTDUQztGpi5IgQbeepSeYSbhWdII=;
- b=BZQqEcfqgYTQ01yTJ3p6tPu0vaoYxHxTZYXAPCQDyng2F9JErAwf+wBYyeCYL3jbyn
- fu7P7HVw2JjagdSunf6J7t0o3nqtfHGPh/ZLJHzYdg1s5shotJ5wMbZpAHCMdC4+K+BV
- uL4JNuQnZmCRBiUFM+rtrpfaTepwEclOBBGoL9iE+tm/pWzx/WIR5WB9W8CutqsrDxF5
- 8r5IwxNz3GLYfDgZMejyxQ0BjUIeQeCMTqhf73P19V3Bgg4MUbJ2q163D/OWSpHCbJdH
- OfKEAdrVw4U7Rx0/SOnvPBxeiyCVH2uAkdPiFk+O3ZvsaiODty7uqGGjbN4chYEWRdp+
- 7WBQ==
- X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed;
- d=1e100.net; s=20210112;
- h=x-gm-message-state:from:to:cc:subject:date:message-id:mime-version
- :content-transfer-encoding;
- bh=R5/7OCxhqk5o9giaTDUQztGpi5IgQbeepSeYSbhWdII=;
- b=mvuzYrIKVAnpUgnlEa+S84XOruFt2VxxK25dib+Az/UPt4CzDO0h1u3SckfcmsFT4h
- lUKka66CkdkHCJWC5JqKwSD0lbgtu2KWEsvtCWVDS+S6XKuAu99o2kvNyHC+/xW07dKL
- zB7WAkyG53lrX0KH7fZ46uzHoRKWATW/idDhXBA49B+vaPqHKroSOn5JBKsu/hDwsQdf
- zWA5tmOJweFjVZYe0ChD8OUDYOv+6RYlGqVvsQ5quMKJDBoC7KC8YMqvHc3K6DbQbnvZ
- vJyXlcHgHSpadLRgg6wIY+ZyJyZsGqVyRD1TmcByRxSrUTGc3VSQeXUcUPv+3JFk9Esu
- PqoA==
- X-Gm-Message-State: AOAM530veLoWc1JsDUuaRxe8Wi4N5UaD7cH5c9nhGlW7j5aj9gwvCDya
- /uqAd6FaNeLuB5hEWmAEXXugS+7njg==
- X-Google-Smtp-Source:
- ABdhPJyLbUuBj/1YYm+3qmglf7zy9b/YbbcMub3/HL40okdVxkr6/TVxIZulAoEV9PjbfrGkO2N3Bw==
- X-Received: by 2002:a05:6402:2920:b0:425:d7c7:41f with SMTP id
- ee32-20020a056402292000b00425d7c7041fmr29248373edb.370.1651186687432;
- Thu, 28 Apr 2022 15:58:07 -0700 (PDT)
- Received: from crystalwell.adg.lan (a109-49-0-175.cpe.netcabo.pt.
- [109.49.0.175]) by smtp.gmail.com with ESMTPSA id
- a25-20020a056402169900b0042617ba63c8sm2219102edv.82.2022.04.28.15.58.06
- (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256);
- Thu, 28 Apr 2022 15:58:06 -0700 (PDT)
- From: Rui Salvaterra <[email protected]>
- To: [email protected], [email protected],
- [email protected]
- Cc: [email protected], [email protected], [email protected],
- Rui Salvaterra <[email protected]>
- Subject: [PATCH] arm64: dts: mt7622: specify the L2 cache topology
- Date: Thu, 28 Apr 2022 23:57:55 +0100
- Message-Id: <[email protected]>
- X-Mailer: git-send-email 2.36.0
- MIME-Version: 1.0
- X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3
- X-CRM114-CacheID: sfid-20220428_155811_895571_B63D2806
- X-CRM114-Status: GOOD ( 10.27 )
- X-BeenThere: [email protected]
- X-Mailman-Version: 2.1.34
- Precedence: list
- List-Id: <linux-arm-kernel.lists.infradead.org>
- List-Unsubscribe:
- <http://lists.infradead.org/mailman/options/linux-arm-kernel>,
- <mailto:[email protected]?subject=unsubscribe>
- List-Archive: <http://lists.infradead.org/pipermail/linux-arm-kernel/>
- List-Post: <mailto:[email protected]>
- List-Help: <mailto:[email protected]?subject=help>
- List-Subscribe:
- <http://lists.infradead.org/mailman/listinfo/linux-arm-kernel>,
- <mailto:[email protected]?subject=subscribe>
- Sender: "linux-arm-kernel" <[email protected]>
- Errors-To:
- linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org
- On an MT7622 system, the kernel complains of not being able to detect the cache
- hierarchy of CPU 0. Specify the shared L2 cache node in the device tree, in
- order to fix this.
- Signed-off-by: Rui Salvaterra <[email protected]>
- ---
- arch/arm64/boot/dts/mediatek/mt7622.dtsi | 7 +++++++
- 1 file changed, 7 insertions(+)
- --- a/arch/arm64/boot/dts/mediatek/mt7622.dtsi
- +++ b/arch/arm64/boot/dts/mediatek/mt7622.dtsi
- @@ -80,6 +80,7 @@
- enable-method = "psci";
- clock-frequency = <1300000000>;
- cci-control-port = <&cci_control2>;
- + next-level-cache = <&L2>;
- };
-
- cpu1: cpu@1 {
- @@ -94,6 +95,12 @@
- enable-method = "psci";
- clock-frequency = <1300000000>;
- cci-control-port = <&cci_control2>;
- + next-level-cache = <&L2>;
- + };
- +
- + L2: l2-cache {
- + compatible = "cache";
- + cache-level = <2>;
- };
- };
-
|
