From patchwork Tue Apr 26 19:51:36 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Daniel Golle X-Patchwork-Id: 12827872 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 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 BACF3C433EF for ; Tue, 26 Apr 2022 19:53:05 +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:Subject:Cc:To: From:Date: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=OWGSxvlKoyPWz6b629RNINucULo6oOdFssAIiJETWRg=; b=T0HEjee0FX3hlb x5jl7xLK5sKM0pkE2oRgwzthbFlNg8ST1j/2GkgcgT0S2Bi0vRfFxHeu/RKzS9RmiVnKJnPGL8ctg WoBLyO5i+NcmosGoy6MmoOjGTNhj/+3q3Z1jRLBSJ4ySSP22X77YeuJTmVzySPUllQhWvDhjMVCR9 QBRmQdc6gCAg3IYGEbWwS2TG+UHveDCeZRWxMzrwI8UPadNCRFROwugmiQ3mdU41lHCTDpnlfuRJh o1igLKfMBLz+D8rFYvDh7FfkcKkY6lNoswA2HKUun1MEzgoyQKmITPnG2maX/BvJJuj/B3ZJShh4k AZHmXoQxq1mrsm2FxfnQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1njRE5-00G05D-9z; Tue, 26 Apr 2022 19:51:57 +0000 Received: from fudo.makrotopia.org ([2a07:2ec0:3002::71]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1njRE1-00G03h-9H; Tue, 26 Apr 2022 19:51:55 +0000 Received: from local by fudo.makrotopia.org with esmtpsa (TLS1.3:TLS_AES_256_GCM_SHA384:256) (Exim 4.94.2) (envelope-from ) id 1njRDu-0006aF-4F; Tue, 26 Apr 2022 21:51:46 +0200 Date: Tue, 26 Apr 2022 20:51:36 +0100 From: Daniel Golle To: devicetree@vger.kernel.org, linux-mediatek@lists.infradead.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Cc: Rob Herring , Krzysztof Kozlowski , Matthias Brugger Subject: [PATCH] arm64: dts: mediatek: mt7622: fix GICv2 range Message-ID: MIME-Version: 1.0 Content-Disposition: inline X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220426_125153_359242_EA3D452C X-CRM114-Status: GOOD ( 12.45 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org With the current range specified for the CPU interface there is an error message at boot: GIC: GICv2 detected, but range too small and irqchip.gicv2_force_probe not set Setting irqchip.gicv2_force_probe=1 in bootargs results in: GIC: Aliased GICv2 at 0x0000000010320000, trying to find the canonical range over 128kB GIC: Adjusting CPU interface base to 0x000000001032f000 GIC: Using split EOI/Deactivate mode Using the adjusted CPU interface base and 8K size results in only the final line remaining and fully working system as well as /proc/interrupts showing additional IPI3,4,5,6: IPI3: 0 0 CPU stop (for crash dump) interrupts IPI4: 0 0 Timer broadcast interrupts IPI5: 0 0 IRQ work interrupts IPI6: 0 0 CPU wake-up interrupts Signed-off-by: Daniel Golle --- arch/arm64/boot/dts/mediatek/mt7622.dtsi | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/arch/arm64/boot/dts/mediatek/mt7622.dtsi +++ b/arch/arm64/boot/dts/mediatek/mt7622.dtsi @@ -346,7 +346,7 @@ #interrupt-cells = <3>; interrupt-parent = <&gic>; reg = <0 0x10310000 0 0x1000>, - <0 0x10320000 0 0x1000>, + <0 0x1032f000 0 0x2000>, <0 0x10340000 0 0x2000>, <0 0x10360000 0 0x2000>; };