From patchwork Tue Apr 15 11:16:49 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christian Bruel X-Patchwork-Id: 14052087 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 9ED36C369AB for ; Tue, 15 Apr 2025 12:06:19 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Type: Content-Transfer-Encoding:MIME-Version:References:In-Reply-To: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:List-Owner; bh=sTq6oqa0W17RerLeCeX/2kdjqybIyKb7o89qLL6b+Gs=; b=JJheznfnT7QZVXdj8apwY7JC5G LhXkOVrnl9qUWvz+lWiEbXwIvj0Mynf6F6dIgkSaseIooAJ19rSnphyzyoAu9K5CQmMO5PMzeB2qm xMDhnZvKUvhlsZMtwOlS1NmWDxCFD6gr1ZWVnzQEXxLm7YPkZT5zD282eO+6g/3o6zfOj0AVVOUsE DFhhWJnQIgX7WohPWp3GzkYnWudMtgD+zeBOYDR6vVzVK5jXcDAzDNFDbvtfQl9ahgK669VpABoKp WdN99yPnlpy6thHqT6wEJ+nd4v55Oh6Vs75XMa8Rr9TQUNK33P7VbtkOUR5FZYN2EBRCF80aVy1Da q8yHA3Aw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1u4f3I-00000005exo-2Vwx; Tue, 15 Apr 2025 12:06:08 +0000 Received: from mx07-00178001.pphosted.com ([185.132.182.106]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1u4eJe-00000005V1s-1IEP for linux-arm-kernel@lists.infradead.org; Tue, 15 Apr 2025 11:18:59 +0000 Received: from pps.filterd (m0288072.ppops.net [127.0.0.1]) by mx07-00178001.pphosted.com (8.18.1.2/8.18.1.2) with ESMTP id 53F71kTW023855; Tue, 15 Apr 2025 13:18:43 +0200 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=foss.st.com; h= cc:content-transfer-encoding:content-type:date:from:in-reply-to :message-id:mime-version:references:subject:to; s=selector1; bh= sTq6oqa0W17RerLeCeX/2kdjqybIyKb7o89qLL6b+Gs=; b=BxDqc0p7Y8Cgvqva 0/YkgRFVf9WJQmQaWfZbi2O+uMkxU7EgWhmjlK0kYmAOvSOnqNKcYK/S0iHxhWUL 4mdJeZ4A7hkIgsYwiDsLfaAS74reXfVRaudY8pzSkSCYOqyADrizohlSb/z74I1t a1zxynlICl/nOWdUlrEnOnWN4pcatjcF3gQDmW3oLumHBFAsRCZVSeZxQ6qQw6WK FVe6cjj5Emq1qcrXsqSgog7KV+yiBWaTxjL4tgoE3mqMge40x/7MNAFjAUvllQmU 9AilCMqn8yuek2HkZMZIollTvdHNF/gyzx77ybHNYRuHF9eTAnGe0xWIv8+wiO8g gaf/pA== Received: from beta.dmz-ap.st.com (beta.dmz-ap.st.com [138.198.100.35]) by mx07-00178001.pphosted.com (PPS) with ESMTPS id 45ydkmd6cc-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Tue, 15 Apr 2025 13:18:43 +0200 (MEST) Received: from euls16034.sgp.st.com (euls16034.sgp.st.com [10.75.44.20]) by beta.dmz-ap.st.com (STMicroelectronics) with ESMTP id ABC7C40047; Tue, 15 Apr 2025 13:17:45 +0200 (CEST) Received: from Webmail-eu.st.com (shfdag1node3.st.com [10.75.129.71]) by euls16034.sgp.st.com (STMicroelectronics) with ESMTP id F28B09C25C2; Tue, 15 Apr 2025 13:17:09 +0200 (CEST) Received: from localhost (10.130.77.120) by SHFDAG1NODE3.st.com (10.75.129.71) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.39; Tue, 15 Apr 2025 13:17:09 +0200 From: Christian Bruel To: , , , , CC: , , , , , Christian Bruel Subject: [PATCH v2 1/6] arm64: dts: st: Adjust interrupt-controller for stm32mp25 SoCs Date: Tue, 15 Apr 2025 13:16:49 +0200 Message-ID: <20250415111654.2103767-2-christian.bruel@foss.st.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20250415111654.2103767-1-christian.bruel@foss.st.com> References: <20250415111654.2103767-1-christian.bruel@foss.st.com> MIME-Version: 1.0 X-Originating-IP: [10.130.77.120] X-ClientProxiedBy: SHFCAS1NODE1.st.com (10.75.129.72) To SHFDAG1NODE3.st.com (10.75.129.71) X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1095,Hydra:6.0.680,FMLib:17.12.68.34 definitions=2025-04-15_05,2025-04-10_01,2024-11-22_01 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250415_041858_708469_603F8819 X-CRM114-Status: UNSURE ( 9.81 ) X-CRM114-Notice: Please train this message. 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 Use gic-400 compatible and remove address-cells = <1> on aarch64 Fixes: 5d30d03aaf785 ("arm64: dts: st: introduce stm32mp25 SoCs family") Signed-off-by: Christian Bruel --- arch/arm64/boot/dts/st/stm32mp251.dtsi | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/arch/arm64/boot/dts/st/stm32mp251.dtsi b/arch/arm64/boot/dts/st/stm32mp251.dtsi index f3c6cdfd7008..379e290313dc 100644 --- a/arch/arm64/boot/dts/st/stm32mp251.dtsi +++ b/arch/arm64/boot/dts/st/stm32mp251.dtsi @@ -115,9 +115,8 @@ scmi_vdda18adc: regulator@7 { }; intc: interrupt-controller@4ac00000 { - compatible = "arm,cortex-a7-gic"; + compatible = "arm,gic-400"; #interrupt-cells = <3>; - #address-cells = <1>; interrupt-controller; reg = <0x0 0x4ac10000 0x0 0x1000>, <0x0 0x4ac20000 0x0 0x2000>, From patchwork Tue Apr 15 11:16:50 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christian Bruel X-Patchwork-Id: 14052091 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 BA412C369AB for ; Tue, 15 Apr 2025 12:08:09 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Type: Content-Transfer-Encoding:MIME-Version:References:In-Reply-To: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:List-Owner; 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Tue, 15 Apr 2025 13:17:11 +0200 (CEST) Received: from localhost (10.130.77.120) by SHFDAG1NODE3.st.com (10.75.129.71) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.39; Tue, 15 Apr 2025 13:17:11 +0200 From: Christian Bruel To: , , , , CC: , , , , , Christian Bruel Subject: [PATCH v2 2/6] arm64: dts: st: Use 128kB size for aliased GIC400 register access on stm32mp25 SoCs Date: Tue, 15 Apr 2025 13:16:50 +0200 Message-ID: <20250415111654.2103767-3-christian.bruel@foss.st.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20250415111654.2103767-1-christian.bruel@foss.st.com> References: <20250415111654.2103767-1-christian.bruel@foss.st.com> MIME-Version: 1.0 X-Originating-IP: [10.130.77.120] X-ClientProxiedBy: SHFCAS1NODE1.st.com (10.75.129.72) To SHFDAG1NODE3.st.com (10.75.129.71) X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1095,Hydra:6.0.680,FMLib:17.12.68.34 definitions=2025-04-15_05,2025-04-10_01,2024-11-22_01 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250415_041858_712976_32FD7EC9 X-CRM114-Status: UNSURE ( 9.99 ) X-CRM114-Notice: Please train this message. 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 Adjust the size of 8kB GIC regions to 128kB so that each 4kB is mapped 16 times over a 64kB region. The offset is then adjusted in the irq-gic driver. see commit 12e14066f4835 ("irqchip/GIC: Add workaround for aliased GIC400") Fixes: 5d30d03aaf785 ("arm64: dts: st: introduce stm32mp25 SoCs family") Signed-off-by: Christian Bruel Suggested-by: Marc Zyngier Acked-by: Marc Zyngier --- arch/arm64/boot/dts/st/stm32mp251.dtsi | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/arch/arm64/boot/dts/st/stm32mp251.dtsi b/arch/arm64/boot/dts/st/stm32mp251.dtsi index 379e290313dc..87110f91e489 100644 --- a/arch/arm64/boot/dts/st/stm32mp251.dtsi +++ b/arch/arm64/boot/dts/st/stm32mp251.dtsi @@ -119,9 +119,9 @@ intc: interrupt-controller@4ac00000 { #interrupt-cells = <3>; interrupt-controller; reg = <0x0 0x4ac10000 0x0 0x1000>, - <0x0 0x4ac20000 0x0 0x2000>, - <0x0 0x4ac40000 0x0 0x2000>, - <0x0 0x4ac60000 0x0 0x2000>; + <0x0 0x4ac20000 0x0 0x20000>, + <0x0 0x4ac40000 0x0 0x20000>, + <0x0 0x4ac60000 0x0 0x20000>; }; psci { From patchwork Tue Apr 15 11:16:51 2025 Content-Type: text/plain; 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Tue, 15 Apr 2025 13:17:12 +0200 (CEST) Received: from localhost (10.130.77.120) by SHFDAG1NODE3.st.com (10.75.129.71) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.39; Tue, 15 Apr 2025 13:17:12 +0200 From: Christian Bruel To: , , , , CC: , , , , , Christian Bruel Subject: [PATCH v2 3/6] arm64: dts: st: Adjust interrupt-controller for stm32mp21 SoCs Date: Tue, 15 Apr 2025 13:16:51 +0200 Message-ID: <20250415111654.2103767-4-christian.bruel@foss.st.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20250415111654.2103767-1-christian.bruel@foss.st.com> References: <20250415111654.2103767-1-christian.bruel@foss.st.com> MIME-Version: 1.0 X-Originating-IP: [10.130.77.120] X-ClientProxiedBy: SHFCAS1NODE1.st.com (10.75.129.72) To SHFDAG1NODE3.st.com (10.75.129.71) X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1095,Hydra:6.0.680,FMLib:17.12.68.34 definitions=2025-04-15_05,2025-04-10_01,2024-11-22_01 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250415_041858_719026_E25F82B8 X-CRM114-Status: GOOD ( 10.63 ) 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 Use gic-400 compatible for aarch64 Fixes: 7a57b1bb1afbf ("arm64: dts: st: introduce stm32mp21 SoCs family") Signed-off-by: Christian Bruel --- arch/arm64/boot/dts/st/stm32mp211.dtsi | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/arm64/boot/dts/st/stm32mp211.dtsi b/arch/arm64/boot/dts/st/stm32mp211.dtsi index 6dd1377f3e1d..52a8209471b8 100644 --- a/arch/arm64/boot/dts/st/stm32mp211.dtsi +++ b/arch/arm64/boot/dts/st/stm32mp211.dtsi @@ -116,7 +116,7 @@ syscfg: syscon@44230000 { }; intc: interrupt-controller@4ac10000 { - compatible = "arm,cortex-a7-gic"; + compatible = "arm,gic-400"; reg = <0x4ac10000 0x0 0x1000>, <0x4ac20000 0x0 0x2000>, <0x4ac40000 0x0 0x2000>, From patchwork Tue Apr 15 11:16:52 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christian Bruel X-Patchwork-Id: 14052092 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 2E7ACC369AB for ; Tue, 15 Apr 2025 12:10:02 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Type: Content-Transfer-Encoding:MIME-Version:References:In-Reply-To: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:List-Owner; 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Tue, 15 Apr 2025 13:17:13 +0200 (CEST) Received: from localhost (10.130.77.120) by SHFDAG1NODE3.st.com (10.75.129.71) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.39; Tue, 15 Apr 2025 13:17:13 +0200 From: Christian Bruel To: , , , , CC: , , , , , Christian Bruel Subject: [PATCH v2 4/6] arm64: dts: st: Use 128kB size for aliased GIC400 register access on stm32mp21 SoCs Date: Tue, 15 Apr 2025 13:16:52 +0200 Message-ID: <20250415111654.2103767-5-christian.bruel@foss.st.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20250415111654.2103767-1-christian.bruel@foss.st.com> References: <20250415111654.2103767-1-christian.bruel@foss.st.com> MIME-Version: 1.0 X-Originating-IP: [10.130.77.120] X-ClientProxiedBy: SHFCAS1NODE1.st.com (10.75.129.72) To SHFDAG1NODE3.st.com (10.75.129.71) X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1095,Hydra:6.0.680,FMLib:17.12.68.34 definitions=2025-04-15_05,2025-04-10_01,2024-11-22_01 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250415_041858_782577_61D58779 X-CRM114-Status: GOOD ( 10.41 ) 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 Adjust the size of 8kB GIC regions to 128kB so that each 4kB is mapped 16 times over a 64kB region. The offset is then adjusted in the irq-gic driver. see commit 12e14066f4835 ("irqchip/GIC: Add workaround for aliased GIC400") Fixes: 7a57b1bb1afbf ("arm64: dts: st: introduce stm32mp21 SoCs family") Signed-off-by: Christian Bruel Suggested-by: Marc Zyngier --- arch/arm64/boot/dts/st/stm32mp211.dtsi | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/arch/arm64/boot/dts/st/stm32mp211.dtsi b/arch/arm64/boot/dts/st/stm32mp211.dtsi index 52a8209471b8..bf888d60cd4f 100644 --- a/arch/arm64/boot/dts/st/stm32mp211.dtsi +++ b/arch/arm64/boot/dts/st/stm32mp211.dtsi @@ -118,9 +118,9 @@ syscfg: syscon@44230000 { intc: interrupt-controller@4ac10000 { compatible = "arm,gic-400"; reg = <0x4ac10000 0x0 0x1000>, - <0x4ac20000 0x0 0x2000>, - <0x4ac40000 0x0 0x2000>, - <0x4ac60000 0x0 0x2000>; + <0x4ac20000 0x0 0x20000>, + <0x4ac40000 0x0 0x20000>, + <0x4ac60000 0x0 0x20000>; #interrupt-cells = <3>; interrupt-controller; }; From patchwork Tue Apr 15 11:16:53 2025 Content-Type: text/plain; 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Tue, 15 Apr 2025 13:18:18 +0200 (CEST) Received: from localhost (10.130.77.120) by SHFDAG1NODE3.st.com (10.75.129.71) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.39; Tue, 15 Apr 2025 13:18:17 +0200 From: Christian Bruel To: , , , , CC: , , , , , Christian Bruel Subject: [PATCH v2 5/6] arm64: dts: st: Adjust interrupt-controller for stm32mp23 SoCs Date: Tue, 15 Apr 2025 13:16:53 +0200 Message-ID: <20250415111654.2103767-6-christian.bruel@foss.st.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20250415111654.2103767-1-christian.bruel@foss.st.com> References: <20250415111654.2103767-1-christian.bruel@foss.st.com> MIME-Version: 1.0 X-Originating-IP: [10.130.77.120] X-ClientProxiedBy: SHFCAS1NODE1.st.com (10.75.129.72) To SHFDAG1NODE3.st.com (10.75.129.71) X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1095,Hydra:6.0.680,FMLib:17.12.68.34 definitions=2025-04-15_05,2025-04-10_01,2024-11-22_01 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250415_041958_320748_8FA57E1F X-CRM114-Status: UNSURE ( 9.89 ) X-CRM114-Notice: Please train this message. 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 Use gic-400 compatible and remove address-cells = <1> for aarch64 Fixes: e9b03ef21386e ("arm64: dts: st: introduce stm32mp23 SoCs family") Signed-off-by: Christian Bruel --- arch/arm64/boot/dts/st/stm32mp231.dtsi | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/arch/arm64/boot/dts/st/stm32mp231.dtsi b/arch/arm64/boot/dts/st/stm32mp231.dtsi index 8820d219a33e..3f73cf1d443d 100644 --- a/arch/arm64/boot/dts/st/stm32mp231.dtsi +++ b/arch/arm64/boot/dts/st/stm32mp231.dtsi @@ -1201,13 +1201,12 @@ exti2: interrupt-controller@46230000 { }; intc: interrupt-controller@4ac10000 { - compatible = "arm,cortex-a7-gic"; + compatible = "arm,gic-400"; reg = <0x4ac10000 0x1000>, <0x4ac20000 0x2000>, <0x4ac40000 0x2000>, <0x4ac60000 0x2000>; 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Tue, 15 Apr 2025 13:18:20 +0200 (CEST) Received: from localhost (10.130.77.120) by SHFDAG1NODE3.st.com (10.75.129.71) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.39; Tue, 15 Apr 2025 13:18:19 +0200 From: Christian Bruel To: , , , , CC: , , , , , Christian Bruel Subject: [PATCH v2 6/6] arm64: dts: st: Use 128kB size for aliased GIC400 register access on stm32mp23 SoCs Date: Tue, 15 Apr 2025 13:16:54 +0200 Message-ID: <20250415111654.2103767-7-christian.bruel@foss.st.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20250415111654.2103767-1-christian.bruel@foss.st.com> References: <20250415111654.2103767-1-christian.bruel@foss.st.com> MIME-Version: 1.0 X-Originating-IP: [10.130.77.120] X-ClientProxiedBy: SHFCAS1NODE1.st.com (10.75.129.72) To SHFDAG1NODE3.st.com (10.75.129.71) X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1095,Hydra:6.0.680,FMLib:17.12.68.34 definitions=2025-04-15_05,2025-04-10_01,2024-11-22_01 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250415_042003_711265_7B326565 X-CRM114-Status: GOOD ( 10.21 ) 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 Adjust the size of 8kB GIC regions to 128kB so that each 4kB is mapped 16 times over a 64kB region. The offset is then adjusted in the irq-gic driver. see commit 12e14066f4835 ("irqchip/GIC: Add workaround for aliased GIC400") Fixes: e9b03ef21386e ("arm64: dts: st: introduce stm32mp23 SoCs family") Signed-off-by: Christian Bruel Suggested-by: Marc Zyngier --- arch/arm64/boot/dts/st/stm32mp231.dtsi | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/arch/arm64/boot/dts/st/stm32mp231.dtsi b/arch/arm64/boot/dts/st/stm32mp231.dtsi index 3f73cf1d443d..75697acd1345 100644 --- a/arch/arm64/boot/dts/st/stm32mp231.dtsi +++ b/arch/arm64/boot/dts/st/stm32mp231.dtsi @@ -1203,9 +1203,9 @@ exti2: interrupt-controller@46230000 { intc: interrupt-controller@4ac10000 { compatible = "arm,gic-400"; reg = <0x4ac10000 0x1000>, - <0x4ac20000 0x2000>, - <0x4ac40000 0x2000>, - <0x4ac60000 0x2000>; + <0x4ac20000 0x20000>, + <0x4ac40000 0x20000>, + <0x4ac60000 0x20000>; #interrupt-cells = <3>; interrupt-controller; };