ARM: dts: stm32: Add I2C1 support for STM32F429 SoC

This patch adds I2C1 support for STM32F429 SoC

Signed-off-by: Patrice Chotard <patrice.chotard@st.com>
Signed-off-by: M'boumba Cedric Madianga <cedric.madianga@gmail.com>
Signed-off-by: Alexandre TORGUE <alexandre.torgue@st.com>

diff --git a/arch/arm/boot/dts/stm32f429.dtsi b/arch/arm/boot/dts/stm32f429.dtsi
index 3f441fb..ee0da97 100644 (file)
--- a/arch/arm/boot/dts/stm32f429.dtsi
+++ b/arch/arm/boot/dts/stm32f429.dtsi
@@ -342,6 +342,18 @@
                        status = "disabled";
                };
 
+               i2c1: i2c@40005400 {
+                       compatible = "st,stm32f4-i2c";
+                       reg = <0x40005400 0x400>;
+                       interrupts = <31>,
+                                    <32>;
+                       resets = <&rcc STM32F4_APB1_RESET(I2C1)>;
+                       clocks = <&rcc 0 STM32F4_APB1_CLOCK(I2C1)>;
+                       #address-cells = <1>;
+                       #size-cells = <0>;
+                       status = "disabled";
+               };
+
                usart7: serial@40007800 {
                        compatible = "st,stm32-usart", "st,stm32-uart";
                        reg = <0x40007800 0x400>;
@@ -714,6 +726,16 @@
                                                 <STM32F429_PB5_FUNC_TIM3_CH2>;
                                };
                        };
+
+                       i2c1_pins: i2c1@0 {
+                               pins {
+                                       pinmux = <STM32F429_PB9_FUNC_I2C1_SDA>,
+                                                <STM32F429_PB6_FUNC_I2C1_SCL>;
+                                       bias-disable;
+                                       drive-open-drain;
+                                       slew-rate = <3>;
+                               };
+                       };
                };
 
                rcc: rcc@40023810 {