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[95.232.92.192]) by smtp.gmail.com with ESMTPSA id f23-20020a056402161700b0045703d699b9sm3252594edv.78.2022.09.25.10.52.21 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 25 Sep 2022 10:52:22 -0700 (PDT) From: Dario Binacchi To: linux-kernel@vger.kernel.org Cc: Rob Herring , Krzysztof Kozlowski , Marc Kleine-Budde , Vincent Mailhol , michael@amarulasolutions.com, Amarula patchwork , Alexandre Torgue , Dario Binacchi , Krzysztof Kozlowski , Maxime Coquelin , Rob Herring , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-stm32@st-md-mailman.stormreply.com Subject: [RFC PATCH v4 4/5] ARM: dts: stm32: add pin map for CAN controller on stm32f4 Date: Sun, 25 Sep 2022 19:52:08 +0200 Message-Id: <20220925175209.1528960-5-dario.binacchi@amarulasolutions.com> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20220925175209.1528960-1-dario.binacchi@amarulasolutions.com> References: <20220925175209.1528960-1-dario.binacchi@amarulasolutions.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220925_105225_002624_54F09759 X-CRM114-Status: GOOD ( 11.01 ) 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 pin configurations for using CAN controller on stm32f469-disco board. They are located on the Arduino compatible connector CN5 (CAN1) and on the extension connector CN12 (CAN2). Signed-off-by: Dario Binacchi --- (no changes since v3) Changes in v3: - Remove 'Dario Binacchi ' SOB. - Remove a blank line. Changes in v2: - Remove a blank line. arch/arm/boot/dts/stm32f4-pinctrl.dtsi | 30 ++++++++++++++++++++++++++ 1 file changed, 30 insertions(+) diff --git a/arch/arm/boot/dts/stm32f4-pinctrl.dtsi b/arch/arm/boot/dts/stm32f4-pinctrl.dtsi index 500bcc302d42..8a4d51f97248 100644 --- a/arch/arm/boot/dts/stm32f4-pinctrl.dtsi +++ b/arch/arm/boot/dts/stm32f4-pinctrl.dtsi @@ -448,6 +448,36 @@ pins2 { slew-rate = <2>; }; }; + + can1_pins_a: can1-0 { + pins1 { + pinmux = ; /* CAN1_TX */ + }; + pins2 { + pinmux = ; /* CAN1_RX */ + bias-pull-up; + }; + }; + + can2_pins_a: can2-0 { + pins1 { + pinmux = ; /* CAN2_TX */ + }; + pins2 { + pinmux = ; /* CAN2_RX */ + bias-pull-up; + }; + }; + + can2_pins_b: can2-1 { + pins1 { + pinmux = ; /* CAN2_TX */ + }; + pins2 { + pinmux = ; /* CAN2_RX */ + bias-pull-up; + }; + }; }; }; };