From patchwork Tue Aug 29 17:16:34 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alex Bee X-Patchwork-Id: 718783 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 494C4C83F21 for ; Tue, 29 Aug 2023 17:19:17 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237885AbjH2RSr (ORCPT ); Tue, 29 Aug 2023 13:18:47 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48040 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S237801AbjH2RSO (ORCPT ); Tue, 29 Aug 2023 13:18:14 -0400 Received: from mail-lj1-x229.google.com (mail-lj1-x229.google.com [IPv6:2a00:1450:4864:20::229]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 0DEF6CF2; Tue, 29 Aug 2023 10:17:49 -0700 (PDT) Received: by mail-lj1-x229.google.com with SMTP id 38308e7fff4ca-2b95d5ee18dso70769221fa.1; Tue, 29 Aug 2023 10:17:48 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20221208; t=1693329462; x=1693934262; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=feXb8mBBSxHC2Wg38x6bXprPMxa/iS7sxw36h6E5GW8=; b=h4PyqX0xtB7S2T6VFiGduqml3wx0qswAzQccLxwPFbM0Qk7fnZ8sK0BmODYagHvSJg dN0Gkz34UcQ5dALUAS7qkreaFpaJH1/HqwEkvHL6nhuwbhwsUlvgNhtu0JWR/t+byarI jO/zOGwOmY8ILY7Yn5zt8RSPxT4JW03j5Tykw5RFZbIchdbUVag5NZphZtJVw8SKgyXA StVAmKygz3dt8cdzSI8lWcVBevQXPpttS6lu7dJtB3bq4a2IVYMqqSDw4EMZGzaYGz8o MWk29pok/xzUj/XYqYYzaN6bwBumz3ddYzcgcpDsm6KdIhLN5lyBSD70ZFbaayj7BLKq o/hA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1693329462; x=1693934262; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=feXb8mBBSxHC2Wg38x6bXprPMxa/iS7sxw36h6E5GW8=; b=hQeaSNbk+lRMH4oenE8jHp+vWQJFowBlQwOrh8OJpl5VRhZi5CwvweJS/++IEh3dov A06TVAXIMHoHZ/Fg2m0f675P55kGRgHMKQCFlyeKdZc62ZagFriuSc5NpgNz0DgEavNS Tyngzpf4rJbVVt5hOz8zstMbiebURLZq3id705Y/C3eXGL9l4ZXHD7wBnm3jGvbY4W/e LGVPQgVW7g86b0tuAWdMP8Bmfm9wZoYnHpiS/gRHwaqm/iOEcu0AjkDOQ6u8bKSGhQQf rkZzrKTcvMopGWU6Sb1P85j2Ry7lMlXEXoJl0LVf5XEnMzUyVu+gi/yjom+gHEeJt2ri 1TWQ== X-Gm-Message-State: AOJu0YwjLrTwHRkowFK8rt3VkTUo8A4IBc9Jhc1Jdi0FRshgc3J8Tho/ 1Og/BIwNOfwzOo318VRisw== X-Google-Smtp-Source: AGHT+IGy6ebumFaH6aO1ynQk+aNb6IThAySOcLcWyoeDCRfh26m8xsK1Szz112EbWkaHyFlntA3M6Q== X-Received: by 2002:a2e:9cd8:0:b0:2bb:bdf0:caf2 with SMTP id g24-20020a2e9cd8000000b002bbbdf0caf2mr20698676ljj.25.1693329462298; Tue, 29 Aug 2023 10:17:42 -0700 (PDT) Received: from U4.lan ([2001:9e8:b958:3410:8e0c:ed68:cd6c:7cb8]) by smtp.gmail.com with ESMTPSA id a21-20020a1709062b1500b00993cc1242d4sm6115834ejg.151.2023.08.29.10.17.41 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 29 Aug 2023 10:17:41 -0700 (PDT) From: Alex Bee To: Heiko Stuebner , Rob Herring , Krzysztof Kozlowski , Conor Dooley , David Airlie , Daniel Vetter , Lee Jones , Liam Girdwood , Mark Brown , Michael Turquette , Stephen Boyd , Vinod Koul , Kishon Vijay Abraham I Cc: Elaine Zhang , Johan Jonker , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, alsa-devel@alsa-project.org, linux-clk@vger.kernel.org, linux-phy@lists.infradead.org, Alex Bee Subject: [PATCH 18/31] ARM: dts: rockchip: Enable SMP bringup for RK312x Date: Tue, 29 Aug 2023 19:16:34 +0200 Message-ID: <20230829171647.187787-19-knaerzche@gmail.com> X-Mailer: git-send-email 2.42.0 In-Reply-To: <20230829171647.187787-1-knaerzche@gmail.com> References: <20230829171647.187787-1-knaerzche@gmail.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org For bringup of the non-boot cpu cores the enable-method for RK3036 can be re-used. This adds a (small) chunk of SRAM for execution of the SMP trampoline code and the respective enable-method property to the cpus. Signed-off-by: Alex Bee --- arch/arm/boot/dts/rockchip/rk312x.dtsi | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/arch/arm/boot/dts/rockchip/rk312x.dtsi b/arch/arm/boot/dts/rockchip/rk312x.dtsi index b195ac525c37..08b953b005ff 100644 --- a/arch/arm/boot/dts/rockchip/rk312x.dtsi +++ b/arch/arm/boot/dts/rockchip/rk312x.dtsi @@ -27,6 +27,7 @@ arm-pmu { cpus { #address-cells = <1>; #size-cells = <0>; + enable-method = "rockchip,rk3036-smp"; cpu0: cpu@f00 { device_type = "cpu"; @@ -87,6 +88,11 @@ imem: sram@10080000 { #address-cells = <1>; #size-cells = <1>; ranges = <0 0x10080000 0x2000>; + + smp-sram@0 { + compatible = "rockchip,rk3066-smp-sram"; + reg = <0x00 0x10>; + }; }; pmu: syscon@100a0000 {