From patchwork Wed Jun 12 14:20:52 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Biju Das X-Patchwork-Id: 10990111 X-Patchwork-Delegate: horms@verge.net.au Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id BCD371395 for ; Wed, 12 Jun 2019 14:25:44 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id AD2D828535 for ; Wed, 12 Jun 2019 14:25:44 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id A1852288C3; Wed, 12 Jun 2019 14:25:44 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.9 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI, RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 16394287FD for ; Wed, 12 Jun 2019 14:25:44 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2437343AbfFLOZn (ORCPT ); Wed, 12 Jun 2019 10:25:43 -0400 Received: from relmlor2.renesas.com ([210.160.252.172]:57300 "EHLO relmlie6.idc.renesas.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1726533AbfFLOZn (ORCPT ); Wed, 12 Jun 2019 10:25:43 -0400 X-IronPort-AV: E=Sophos;i="5.62,366,1554735600"; d="scan'208";a="18291138" Received: from unknown (HELO relmlir5.idc.renesas.com) ([10.200.68.151]) by relmlie6.idc.renesas.com with ESMTP; 12 Jun 2019 23:25:42 +0900 Received: from be1yocto.ree.adwin.renesas.com (unknown [172.29.43.62]) by relmlir5.idc.renesas.com (Postfix) with ESMTP id 184DD4009BD1; Wed, 12 Jun 2019 23:25:39 +0900 (JST) From: Biju Das To: Rob Herring , Mark Rutland Cc: Biju Das , Simon Horman , Magnus Damm , linux-renesas-soc@vger.kernel.org, devicetree@vger.kernel.org, Geert Uytterhoeven , Chris Paterson , Fabrizio Castro Subject: [PATCH 1/4] arm64: dts: renesas: r8a774a1: Add CPU topology on r8a774a1 SoC Date: Wed, 12 Jun 2019 15:20:52 +0100 Message-Id: <1560349255-26336-2-git-send-email-biju.das@bp.renesas.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1560349255-26336-1-git-send-email-biju.das@bp.renesas.com> References: <1560349255-26336-1-git-send-email-biju.das@bp.renesas.com> Sender: linux-renesas-soc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-renesas-soc@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP This patch adds the "cpu-map" into r8a774a1 composed of multi-cluster. This definition is used to parse the cpu topology. Based on work by Gaku Inami for r8a7796 SoC. Signed-off-by: Biju Das --- arch/arm64/boot/dts/renesas/r8a774a1.dtsi | 26 ++++++++++++++++++++++++++ 1 file changed, 26 insertions(+) diff --git a/arch/arm64/boot/dts/renesas/r8a774a1.dtsi b/arch/arm64/boot/dts/renesas/r8a774a1.dtsi index 4b1332f..e6ea5a1 100644 --- a/arch/arm64/boot/dts/renesas/r8a774a1.dtsi +++ b/arch/arm64/boot/dts/renesas/r8a774a1.dtsi @@ -102,6 +102,32 @@ #address-cells = <1>; #size-cells = <0>; + cpu-map { + cluster0 { + core0 { + cpu = <&a57_0>; + }; + core1 { + cpu = <&a57_1>; + }; + }; + + cluster1 { + core0 { + cpu = <&a53_0>; + }; + core1 { + cpu = <&a53_1>; + }; + core2 { + cpu = <&a53_2>; + }; + core3 { + cpu = <&a53_3>; + }; + }; + }; + a57_0: cpu@0 { compatible = "arm,cortex-a57"; reg = <0x0>;