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([2.196.40.180]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-440a52f8915sm87682015e9.7.2025.04.27.00.44.17 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 27 Apr 2025 00:44:17 -0700 (PDT) From: Dario Binacchi To: linux-kernel@vger.kernel.org Cc: Alexandre Torgue , linux-amarula@amarulasolutions.com, Dario Binacchi , 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 7/8] ARM: dts: stm32: add an extra pin map for USART1 on stm32h743 Date: Sun, 27 Apr 2025 09:43:26 +0200 Message-ID: <20250427074404.3278732-8-dario.binacchi@amarulasolutions.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20250427074404.3278732-1-dario.binacchi@amarulasolutions.com> References: <20250427074404.3278732-1-dario.binacchi@amarulasolutions.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Add an additional pin map configuration for using the USART1 controller on the stm32h743 MCU. Signed-off-by: Dario Binacchi --- arch/arm/boot/dts/st/stm32h7-pinctrl.dtsi | 13 +++++++++++++ 1 file changed, 13 insertions(+) diff --git a/arch/arm/boot/dts/st/stm32h7-pinctrl.dtsi b/arch/arm/boot/dts/st/stm32h7-pinctrl.dtsi index 96022afd0168..8a6db484383d 100644 --- a/arch/arm/boot/dts/st/stm32h7-pinctrl.dtsi +++ b/arch/arm/boot/dts/st/stm32h7-pinctrl.dtsi @@ -237,6 +237,19 @@ pins2 { }; }; + usart1_pins_b: usart1-1 { + pins1 { + pinmux = ; /* USART1_TX */ + bias-disable; + drive-push-pull; + slew-rate = <0>; + }; + pins2 { + pinmux = ; /* USART1_RX */ + bias-disable; + }; + }; + usart2_pins_a: usart2-0 { pins1 { pinmux = ; /* USART2_TX */ -- 2.43.0