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Tue, 4 Jun 2024 08:47:37 +0000 Received: from ZQ2PR01MB1307.CHNPR01.prod.partner.outlook.cn ([fe80::61c0:a8fc:1462:bc54]) by ZQ2PR01MB1307.CHNPR01.prod.partner.outlook.cn ([fe80::61c0:a8fc:1462:bc54%6]) with mapi id 15.20.7587.043; Tue, 4 Jun 2024 08:47:37 +0000 From: Hal Feng To: Rob Herring , Krzysztof Kozlowski , Greg Kroah-Hartman , Jiri Slaby , =?utf-8?q?Ilpo_J=C3=A4rvinen?= , Philipp Zabel , Conor Dooley , Palmer Dabbelt , Paul Walmsley , Albert Ou Cc: Emil Renner Berthing , Hal Feng , devicetree@vger.kernel.org, linux-serial@vger.kernel.org, linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH v2 0/3] Add the core reset for UARTs of StarFive JH7110 Date: Tue, 4 Jun 2024 16:47:26 +0800 Message-ID: <20240604084729.57239-1-hal.feng@starfivetech.com> X-Mailer: git-send-email 2.43.2 X-ClientProxiedBy: BJXPR01CA0055.CHNPR01.prod.partner.outlook.cn (2406:e500:c211:12::22) To ZQ2PR01MB1307.CHNPR01.prod.partner.outlook.cn (2406:e500:c550:7::14) MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: ZQ2PR01MB1307:EE_|ZQ2PR01MB1324:EE_ X-MS-Office365-Filtering-Correlation-Id: 7143d69a-3776-4f6e-5856-08dc8472fc09 X-MS-Exchange-SenderADCheck: 1 X-Microsoft-Antispam: BCL:0;ARA:13230031|7416005|41320700004|366007|1800799015|52116005|38350700005|921011; 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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: , Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org The UART of StarFive JH7110 needs two reset signals (apb, core) to initialize. This patch series adds the missing core reset. Changes since v1: - Set maxItems to 1 for resets from other platforms. History: v1: https://lore.kernel.org/all/20240517061713.95803-1-hal.feng@starfivetech.com/ Hal Feng (3): dt-bindings: serial: snps-dw-apb-uart: Add one more reset signal for StarFive JH7110 SoC serial: 8250_dw: Use reset array API to get resets riscv: dts: starfive: jh7110: Add the core reset and jh7110 compatible for uarts .../bindings/serial/snps-dw-apb-uart.yaml | 18 ++++++++++- arch/riscv/boot/dts/starfive/jh7110.dtsi | 30 +++++++++++-------- drivers/tty/serial/8250/8250_dw.c | 2 +- 3 files changed, 36 insertions(+), 14 deletions(-) base-commit: c3f38fa61af77b49866b006939479069cd451173