diff options
Diffstat (limited to 'target/linux/mediatek/patches-5.15/190-arm64-dts-mediatek-mt7622-fix-GICv2-range.patch')
| -rw-r--r-- | target/linux/mediatek/patches-5.15/190-arm64-dts-mediatek-mt7622-fix-GICv2-range.patch | 106 |
1 files changed, 106 insertions, 0 deletions
diff --git a/target/linux/mediatek/patches-5.15/190-arm64-dts-mediatek-mt7622-fix-GICv2-range.patch b/target/linux/mediatek/patches-5.15/190-arm64-dts-mediatek-mt7622-fix-GICv2-range.patch new file mode 100644 index 0000000000..39a9770d98 --- /dev/null +++ b/target/linux/mediatek/patches-5.15/190-arm64-dts-mediatek-mt7622-fix-GICv2-range.patch @@ -0,0 +1,106 @@ +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 <daniel@makrotopia.org> +X-Patchwork-Id: 12827872 +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 BACF3C433EF + for <linux-arm-kernel@archiver.kernel.org>; + 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 <daniel@makrotopia.org>) + id 1njRDu-0006aF-4F; Tue, 26 Apr 2022 21:51:46 +0200 +Date: Tue, 26 Apr 2022 20:51:36 +0100 +From: Daniel Golle <daniel@makrotopia.org> +To: devicetree@vger.kernel.org, linux-mediatek@lists.infradead.org, + linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org +Cc: Rob Herring <robh+dt@kernel.org>, + Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>, + Matthias Brugger <matthias.bgg@gmail.com> +Subject: [PATCH] arm64: dts: mediatek: mt7622: fix GICv2 range +Message-ID: <YmhNSLgp/yg8Vr1F@makrotopia.org> +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: <linux-arm-kernel.lists.infradead.org> +List-Unsubscribe: + <http://lists.infradead.org/mailman/options/linux-arm-kernel>, + <mailto:linux-arm-kernel-request@lists.infradead.org?subject=unsubscribe> +List-Archive: <http://lists.infradead.org/pipermail/linux-arm-kernel/> +List-Post: <mailto:linux-arm-kernel@lists.infradead.org> +List-Help: <mailto:linux-arm-kernel-request@lists.infradead.org?subject=help> +List-Subscribe: + <http://lists.infradead.org/mailman/listinfo/linux-arm-kernel>, + <mailto:linux-arm-kernel-request@lists.infradead.org?subject=subscribe> +Sender: "linux-arm-kernel" <linux-arm-kernel-bounces@lists.infradead.org> +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 <daniel@makrotopia.org> +--- + 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 +@@ -339,7 +339,7 @@ + #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>; + }; |