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[82.48.44.238]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-4601f2dcb13sm24785883f8f.2.2026.06.05.05.20.21 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 05 Jun 2026 05:20:21 -0700 (PDT) From: Dario Binacchi To: linux-kernel@vger.kernel.org Cc: michael@amarulasolutions.com, linux-amarula@amarulasolutions.com, domenico.acri@engicam.com, francesco.utel@engicam.com, Dario Binacchi , Alexandre Torgue , Conor Dooley , Krzysztof Kozlowski , Maxime Coquelin , Rob Herring , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-stm32@st-md-mailman.stormreply.com Subject: [PATCH v4 11/14] arm64: dts: st: add usart1 pins for stm32mp25 Date: Fri, 5 Jun 2026 14:18:22 +0200 Message-ID: <20260605121957.78409-12-dario.binacchi@amarulasolutions.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20260605121957.78409-1-dario.binacchi@amarulasolutions.com> References: <20260605121957.78409-1-dario.binacchi@amarulasolutions.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260605_052024_003194_964AB97E X-CRM114-Status: GOOD ( 10.13 ) 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 Add the usart1 pins used on MicroGEA-STM32MP257-RMM board. Signed-off-by: Dario Binacchi --- (no changes since v1) arch/arm64/boot/dts/st/stm32mp25-pinctrl.dtsi | 33 +++++++++++++++++++ 1 file changed, 33 insertions(+) diff --git a/arch/arm64/boot/dts/st/stm32mp25-pinctrl.dtsi b/arch/arm64/boot/dts/st/stm32mp25-pinctrl.dtsi index 46c5197dcd63..a72c458b2c6e 100644 --- a/arch/arm64/boot/dts/st/stm32mp25-pinctrl.dtsi +++ b/arch/arm64/boot/dts/st/stm32mp25-pinctrl.dtsi @@ -766,6 +766,39 @@ pins { }; }; + /omit-if-no-ref/ + usart1_pins_b: usart1-1 { + pins1 { + pinmux = ; /* USART1_TX */ + bias-disable; + drive-push-pull; + slew-rate = <0>; + }; + pins2 { + pinmux = ; /* USART1_RX */ + bias-disable; + }; + }; + + /omit-if-no-ref/ + usart1_idle_pins_b: usart1-idle-1 { + pins1 { + pinmux = ; /* USART1_TX */ + }; + pins2 { + pinmux = ; /* USART1_RX */ + bias-disable; + }; + }; + + /omit-if-no-ref/ + usart1_sleep_pins_b: usart1-sleep-1 { + pins { + pinmux = , /* USART1_TX */ + ; /* USART1_RX */ + }; + }; + /omit-if-no-ref/ usart2_pins_a: usart2-0 { pins1 { -- 2.43.0