Commit 441f0573 authored Apr 20, 2018 by Pierre-Yves MORDRET Committed by Alexandre Torgue May 04, 2018

ARM: dts: stm32: Add I2C support for STM32H743 SoC



Add I2C support for STM32H743 SoC

Signed-off-by: Pierre-Yves MORDRET <pierre-yves.mordret@st.com>
Signed-off-by: Alexandre Torgue <alexandre.torgue@st.com>

parent 6cd81360

arch/arm/boot/dts/stm32h743-pinctrl.dtsi

+10 −0

Original line number	Diff line number	Diff line
		@@ -163,6 +163,16 @@
		#interrupt-cells = <2>;
		};

		i2c1_pins_a: i2c1@0 {
		pins {
		pinmux = <STM32_PINMUX('B', 6, AF4)>, /* I2C1_SCL */
		<STM32_PINMUX('B', 7, AF4)>; /* I2C1_SDA */
		bias-disable;
		drive-open-drain;
		slew-rate = <0>;
		};
		};

		usart1_pins: usart1@0 {
		pins1 {
		pinmux = <STM32_PINMUX('B', 14, AF4)>; /* USART1_TX */

arch/arm/boot/dts/stm32h743.dtsi

+48 −0

Original line number	Diff line number	Diff line
		@@ -130,6 +130,42 @@
		clocks = <&rcc USART2_CK>;
		};

		i2c1: i2c@40005400 {
		compatible = "st,stm32f7-i2c";
		#address-cells = <1>;
		#size-cells = <0>;
		reg = <0x40005400 0x400>;
		interrupts = <31>,
		<32>;
		resets = <&rcc STM32H7_APB1L_RESET(I2C1)>;
		clocks = <&rcc I2C1_CK>;
		status = "disabled";
		};

		i2c2: i2c@40005800 {
		compatible = "st,stm32f7-i2c";
		#address-cells = <1>;
		#size-cells = <0>;
		reg = <0x40005800 0x400>;
		interrupts = <33>,
		<34>;
		resets = <&rcc STM32H7_APB1L_RESET(I2C2)>;
		clocks = <&rcc I2C2_CK>;
		status = "disabled";
		};

		i2c3: i2c@40005C00 {
		compatible = "st,stm32f7-i2c";
		#address-cells = <1>;
		#size-cells = <0>;
		reg = <0x40005C00 0x400>;
		interrupts = <72>,
		<73>;
		resets = <&rcc STM32H7_APB1L_RESET(I2C3)>;
		clocks = <&rcc I2C3_CK>;
		status = "disabled";
		};

		dac: dac@40007400 {
		compatible = "st,stm32h7-dac-core";
		reg = <0x40007400 0x400>;
		@@ -323,6 +359,18 @@
		status = "disabled";
		};

		i2c4: i2c@58001C00 {
		compatible = "st,stm32f7-i2c";
		#address-cells = <1>;
		#size-cells = <0>;
		reg = <0x58001C00 0x400>;
		interrupts = <95>,
		<96>;
		resets = <&rcc STM32H7_APB4_RESET(I2C4)>;
		clocks = <&rcc I2C4_CK>;
		status = "disabled";
		};

		lptimer2: timer@58002400 {
		#address-cells = <1>;
		#size-cells = <0>;