ARM: dts: stm32: Add I2C1 support for STM32F746 SoC

This patch adds I2C1 support for STM32F746 SoC.

Signed-off-by: M'boumba Cedric Madianga <cedric.madianga@gmail.com>
Signed-off-by: Pierre-Yves MORDRET <pierre-yves.mordret@st.com>
Signed-off-by: Alexandre Torgue <alexandre.torgue@st.com>

diff --git a/arch/arm/boot/dts/stm32f746.dtsi b/arch/arm/boot/dts/stm32f746.dtsi
index 5633860..30eca7f 100644 (file)
--- a/arch/arm/boot/dts/stm32f746.dtsi
+++ b/arch/arm/boot/dts/stm32f746.dtsi
@@ -167,6 +167,18 @@
                        status = "disabled";
                };
 
+               i2c1: i2c@40005400 {
+                       compatible = "st,stm32f7-i2c";
+                       reg = <0x40005400 0x400>;
+                       interrupts = <31>,
+                                    <32>;
+                       resets = <&rcc STM32F7_APB1_RESET(I2C1)>;
+                       clocks = <&rcc 1 CLK_I2C1>;
+                       #address-cells = <1>;
+                       #size-cells = <0>;
+                       status = "disabled";
+               };
+
                cec: cec@40006c00 {
                        compatible = "st,stm32-cec";
                        reg = <0x40006C00 0x400>;
@@ -379,6 +391,16 @@
                                        bias-disable;
                                };
                        };
+
+                       i2c1_pins_b: i2c1@0 {
+                               pins {
+                                       pinmux = <STM32F746_PB9_FUNC_I2C1_SDA>,
+                                                <STM32F746_PB8_FUNC_I2C1_SCL>;
+                                       bias-disable;
+                                       drive-open-drain;
+                                       slew-rate = <0>;
+                               };
+                       };
                };
 
                crc: crc@40023000 {