[PATCH 4/5] ARM: dts: stm32: Add I2C1 support for STM32F746 SoC

[M'boumba Cedric Madianga]

This patch adds I2C1 support for STM32F746 SoC.

Signed-off-by: M'boumba Cedric Madianga <cedric.madia...@gmail.com>
---
 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