[PATCH v7 3/5] ARM: dts: stm32: Add I2C1 support for STM32F429 SoC
From: M'boumba Cedric Madianga <hidden>
Date: 2016-12-22 13:43:33
Also in:
linux-devicetree, linux-i2c, lkml
Subsystem:
the rest · Maintainer:
Linus Torvalds
This patch adds I2C1 support for STM32F429 SoC Signed-off-by: Patrice Chotard <redacted> Signed-off-by: M'boumba Cedric Madianga <redacted> --- arch/arm/boot/dts/stm32f429.dtsi | 23 +++++++++++++++++++++++ 1 file changed, 23 insertions(+)
diff --git a/arch/arm/boot/dts/stm32f429.dtsi b/arch/arm/boot/dts/stm32f429.dtsi
index 7de52ee..2277a2d 100644
--- a/arch/arm/boot/dts/stm32f429.dtsi
+++ b/arch/arm/boot/dts/stm32f429.dtsi@@ -48,6 +48,7 @@ #include "skeleton.dtsi" #include "armv7-m.dtsi" #include <dt-bindings/pinctrl/stm32f429-pinfunc.h> +#include <dt-bindings/mfd/stm32f4-rcc.h> / { clocks {
@@ -140,6 +141,18 @@ status = "disabled"; }; + i2c1: i2c at 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 at 40007800 { compatible = "st,stm32-usart", "st,stm32-uart"; reg = <0x40007800 0x400>;
@@ -337,6 +350,16 @@ slew-rate = <2>; }; }; + + i2c1_pins_b: i2c1 at 0 { + pins1 { + pinmux = <STM32F429_PB9_FUNC_I2C1_SDA>; + drive-open-drain; + }; + pins2 { + pinmux = <STM32F429_PB6_FUNC_I2C1_SCL>; + }; + }; }; rcc: rcc at 40023810 {
--
1.9.1