From mboxrd@z Thu Jan 1 00:00:00 1970 From: mcoquelin.stm32@gmail.com (Maxime Coquelin) Date: Sat, 17 Oct 2015 19:23:22 +0200 Subject: [PATCH v2 7/9] ARM: dts: Add USART1 pin config to STM32F429 boards In-Reply-To: <1445102604-11502-1-git-send-email-mcoquelin.stm32@gmail.com> References: <1445102604-11502-1-git-send-email-mcoquelin.stm32@gmail.com> Message-ID: <1445102604-11502-8-git-send-email-mcoquelin.stm32@gmail.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org This patch selects USART1 pin configuration on PA9/PA10 pins for both Eval and Disco boards. Signed-off-by: Maxime Coquelin --- arch/arm/boot/dts/stm32429i-eval.dts | 2 ++ arch/arm/boot/dts/stm32f429-disco.dts | 2 ++ arch/arm/boot/dts/stm32f429.dtsi | 13 +++++++++++++ 3 files changed, 17 insertions(+) diff --git a/arch/arm/boot/dts/stm32429i-eval.dts b/arch/arm/boot/dts/stm32429i-eval.dts index 6964fc9..71fe17a 100644 --- a/arch/arm/boot/dts/stm32429i-eval.dts +++ b/arch/arm/boot/dts/stm32429i-eval.dts @@ -71,5 +71,7 @@ }; &usart1 { + pinctrl-0 = <&usart1_pins_a>; + pinctrl-names = "default"; status = "okay"; }; diff --git a/arch/arm/boot/dts/stm32f429-disco.dts b/arch/arm/boot/dts/stm32f429-disco.dts index f0b731d..e3ce796 100644 --- a/arch/arm/boot/dts/stm32f429-disco.dts +++ b/arch/arm/boot/dts/stm32f429-disco.dts @@ -71,5 +71,7 @@ }; &usart1 { + pinctrl-0 = <&usart1_pins_a>; + pinctrl-names = "default"; status = "okay"; }; diff --git a/arch/arm/boot/dts/stm32f429.dtsi b/arch/arm/boot/dts/stm32f429.dtsi index 9e6e75c..eb3580e 100644 --- a/arch/arm/boot/dts/stm32f429.dtsi +++ b/arch/arm/boot/dts/stm32f429.dtsi @@ -263,6 +263,19 @@ clocks = <&rcc 0 266>; st,bank-name = "GPIOK"; }; + + usart1_pins_a: usart1 at 0 { + pins1 { + pinmux = ; + bias-disable; + drive-push-pull; + slew-rate = <0>; + }; + pins2 { + pinmux = ; + bias-disable; + }; + }; }; rcc: rcc at 40023810 { -- 1.9.1