This patch adds I2C1 support for STM32F746 SoC.
Signed-off-by: M'boumba Cedric Madianga <cedric.madianga@xxxxxxxxx>
---
arch/arm/boot/dts/stm32f746.dtsi | 23 +++++++++++++++++++++++
1 file changed, 23 insertions(+)
diff --git a/arch/arm/boot/dts/stm32f746.dtsi b/arch/arm/boot/dts/stm32f746.dtsi
index f321ffe..89d3897 100644
--- a/arch/arm/boot/dts/stm32f746.dtsi
+++ b/arch/arm/boot/dts/stm32f746.dtsi
@@ -287,6 +287,29 @@
bias-disable;
};
};
+
+ i2c1_pins_b: i2c1@0 {
+ pins {
+ pinmux = <STM32F746_PB9_FUNC_I2C1_SDA>,
+ <STM32F746_PB6_FUNC_I2C1_SCL>;
+ bias-disable;
+ drive-open-drain;
+ slew-rate = <3>;
+ };
+ };
+ };
+
+ i2c1: i2c@40005400 {
+ compatible = "st,stm32f7-i2c";
+ reg = <0x40005400 0x400>;
+ interrupts = <31>,
+ <32>;
+ resets = <&rcc 149>;
+ clocks = <&rcc 0 405>;
+ st,i2c-timing = <0x40202537>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "disabled";
};
rcc: rcc@40023800 {
--
1.9.1
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