From mboxrd@z Thu Jan 1 00:00:00 1970 From: cedric.madianga@gmail.com (M'boumba Cedric Madianga) Date: Tue, 17 Jan 2017 16:26:59 +0100 Subject: [PATCH v9 3/5] ARM: dts: stm32: Add I2C1 support for STM32F429 SoC In-Reply-To: <1484666821-20551-1-git-send-email-cedric.madianga@gmail.com> References: <1484666821-20551-1-git-send-email-cedric.madianga@gmail.com> Message-ID: <1484666821-20551-4-git-send-email-cedric.madianga@gmail.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org This patch adds I2C1 support for STM32F429 SoC Signed-off-by: Patrice Chotard Signed-off-by: M'boumba Cedric Madianga --- 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 e4dae0e..5b063e9 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 +#include / { clocks { @@ -153,6 +154,18 @@ 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>; @@ -355,6 +368,16 @@ slew-rate = <2>; }; }; + + i2c1_pins_b: i2c1 at 0 { + pins { + pinmux = , + ; + bias-disable; + drive-open-drain; + slew-rate = <3>; + }; + }; }; rcc: rcc at 40023810 { -- 1.9.1