[PATCH v3 3/5] ARM: dts: Add I2C1 support for STM32F429 SoC

From: M'boumba Cedric Madianga
Date: Mon Jun 20 2016 - 12:24:21 EST


Signed-off-by: Patrice Chotard <patrice.chotard@xxxxxx>
Signed-off-by: M'boumba Cedric Madianga <cedric.madianga@xxxxxxxxx>
---
arch/arm/boot/dts/stm32f429.dtsi | 22 ++++++++++++++++++++++
1 file changed, 22 insertions(+)

diff --git a/arch/arm/boot/dts/stm32f429.dtsi b/arch/arm/boot/dts/stm32f429.dtsi
index 434d4b9..4eaa107 100644
--- a/arch/arm/boot/dts/stm32f429.dtsi
+++ b/arch/arm/boot/dts/stm32f429.dtsi
@@ -323,6 +323,16 @@
slew-rate = <2>;
};
};
+
+ i2c1_pins_b: i2c1@0 {
+ pins1 {
+ pinmux = <STM32F429_PB9_FUNC_I2C1_SDA>;
+ drive-open-drain;
+ };
+ pins2 {
+ pinmux = <STM32F429_PB6_FUNC_I2C1_SCL>;
+ };
+ };
};

rcc: rcc@40023800 {
@@ -395,6 +405,18 @@
interrupts = <80>;
clocks = <&rcc 0 38>;
};
+
+ i2c1: i2c@40005400 {
+ compatible = "st,stm32f4-i2c";
+ reg = <0x40005400 0x400>;
+ interrupts = <31>,
+ <32>;
+ resets = <&rcc 277>;
+ clocks = <&rcc 0 149>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "disabled";
+ };
};
};

--
1.9.1