From mboxrd@z Thu Jan 1 00:00:00 1970 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 AD3CFCEACEF for ; Mon, 17 Nov 2025 16:41:09 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version: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:In-Reply-To:References: List-Owner; bh=C4d8qpnlShn8zTIzTIbMqaIMrpRV7Ov14spDUhL0MXY=; b=MqCc8NTURQ3LZ8 5gZVVd0ZUuIT46H5etB/ZwGqzXGy3+RyukyO4+wlVECHYfmmdxlUILPzT40FCJVMRzhxk1ivL7V4F oQIQu007zc91InwLHgK3iTUc3mQ2IW8r5G1j3vY+4eLj04cLGnt9+T/4uwMYx1OSLTMlxEVcxQlLJ wuuif7v+QkIt5LqOs2iu9qdQTHZge0Rsh7u2AKHFYgPZ5Xb1CqNAR+ReMokowoLyxyxrLN3vJes5Q ab2W5jjOA7Gz0M5EpzVsfGofgcSwnDMKEK69IQiyb3T3cvWZ5Aqu4GEAXDK/krAnbXPw8pq038A2i KYeemJKFQnLZbKJNSrsA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1vL2Hh-0000000GPmI-44W0; Mon, 17 Nov 2025 16:40:57 +0000 Received: from tor.source.kernel.org ([2600:3c04:e001:324:0:1991:8:25]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1vL2Hh-0000000GPmA-1Ki0 for linux-riscv@lists.infradead.org; Mon, 17 Nov 2025 16:40:57 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by tor.source.kernel.org (Postfix) with ESMTP id 6BA906023A; Mon, 17 Nov 2025 16:40:56 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 75D47C19421; Mon, 17 Nov 2025 16:40:54 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1763397656; bh=0u/fEso+kgrOQ7Z6mwNX61ZMy46Dsfj98uHXjWsMpcI=; h=From:To:Cc:Subject:Date:From; b=YqTKQsODxD5mu16b0gX2eCNqmjaieYGgZrGipXZsiLPR113mdl4oQvQOIthN0Nv5L /zkR852Ya7xCttPoHljGzxbWm6xIvHMtbtvvpYougYDjGVflGSMqgNYL3O/VpuDpz6 UpWWTLRpR7YUrMmPILJDpmFz+CInnuqk0usQMGcFt0n9+WUpqVz6iymKYrNsjP1iI/ IL470I/jODMLXFndzWOThOIS+Omxo9y1jblsODxjzt09qfIKR+xKPUdJ+TPEbs8CGh H8vOpbfwI5BVdQcJMkV+7/nsD1vu95r7GI/WQNKm28mzmvlTjpFR4nIDjjBtfz0cEw Yj6NAqHM9wMIA== From: Conor Dooley To: linux-kernel@vger.kernel.org Cc: conor@kernel.org, Conor Dooley , Daire McNamara , Rob Herring , Krzysztof Kozlowski , linux-riscv@lists.infradead.org, devicetree@vger.kernel.org Subject: [PATCH v1] riscv: dts: microchip: can on mpfs requires resets to function correctly Date: Mon, 17 Nov 2025 16:40:46 +0000 Message-ID: <20251117-reference-mangle-17721deeb79c@spud> X-Mailer: git-send-email 2.51.0 MIME-Version: 1.0 X-Developer-Signature: v=1; a=openpgp-sha256; l=1291; i=conor.dooley@microchip.com; h=from:subject:message-id; bh=eWRbRrZhKobb1L/Lydi0NVCS0F3M286Cohr8lQnFPWA=; b=owGbwMvMwCVWscWwfUFT0iXG02pJDJnSAbwpRxhvvTEwX/q485/u+6NpJXkTZsQGqRwp+cd2c 23X6e/XOkpZGMS4GGTFFFkSb/e1SK3/47LDuectzBxWJpAhDFycAjCRyJeMDA2XH9VccRcr3Cp/ 7t+jorfyKsw7LFfvntA6Ve/aot/LpdkY/udc2J1vZ7v5sKnXqa2PY34J5EU+LVvf+PrWHdGqaMu tEdwA X-Developer-Key: i=conor.dooley@microchip.com; a=openpgp; fpr=F9ECA03CF54F12CD01F1655722E2C55B37CF380C X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org From: Conor Dooley The can driver must use resets during normal driver operation, and will not function correctly without them. Add them to the devicetree for mpfs. Signed-off-by: Conor Dooley --- CC: Conor Dooley CC: Daire McNamara CC: Rob Herring CC: Krzysztof Kozlowski CC: linux-riscv@lists.infradead.org CC: devicetree@vger.kernel.org linux-kernel@vger.kernel.org arch/riscv/boot/dts/microchip/mpfs.dtsi | 2 ++ 1 file changed, 2 insertions(+) diff --git a/arch/riscv/boot/dts/microchip/mpfs.dtsi b/arch/riscv/boot/dts/microchip/mpfs.dtsi index 0fb94581b6cb..015f1daf5f61 100644 --- a/arch/riscv/boot/dts/microchip/mpfs.dtsi +++ b/arch/riscv/boot/dts/microchip/mpfs.dtsi @@ -444,6 +444,7 @@ can0: can@2010c000 { clocks = <&clkcfg CLK_CAN0>, <&clkcfg CLK_MSSPLL3>; interrupt-parent = <&plic>; interrupts = <56>; + resets = <&mss_top_sysreg CLK_CAN0>; status = "disabled"; }; @@ -453,6 +454,7 @@ can1: can@2010d000 { clocks = <&clkcfg CLK_CAN1>, <&clkcfg CLK_MSSPLL3>; interrupt-parent = <&plic>; interrupts = <57>; + resets = <&mss_top_sysreg CLK_CAN1>; status = "disabled"; }; -- 2.51.0 _______________________________________________ linux-riscv mailing list linux-riscv@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-riscv