linux-kernel - [PATCH v3 7/9] ARM: dts: Add USART1 pin config to STM32F429 boards

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:	Tue,  8 Dec 2015 13:45:09 +0100
From:	Maxime Coquelin <mcoquelin.stm32@...il.com>
To:	Linus Walleij <linus.walleij@...aro.org>,
	Mark Rutland <mark.rutland@....com>,
	Rob Herring <robh+dt@...nel.org>, linux-gpio@...r.kernel.org,
	arnd@...db.de
Cc:	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
	afaerber@...e.de, devicetree@...r.kernel.org,
	Daniel Thompson <daniel.thompson@...aro.org>,
	bruherrera@...il.com
Subject: [PATCH v3 7/9] ARM: dts: Add USART1 pin config to STM32F429 boards

This patch selects USART1 pin configuration on PA9/PA10 pins
for both Eval and Disco boards.

Acked-by: Linus Walleij <linus.walleij@...aro.org>
Signed-off-by: Maxime Coquelin <mcoquelin.stm32@...il.com>
---
 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 62d2b3d..1cf713e 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@0 {
+				pins1 {
+					pinmux = <STM32F429_PA9_FUNC_USART1_TX>;
+					bias-disable;
+					drive-push-pull;
+					slew-rate = <0>;
+				};
+				pins2 {
+					pinmux = <STM32F429_PA10_FUNC_USART1_RX>;
+					bias-disable;
+				};
+			};
 		};
 
 		rcc: rcc@...23810 {
-- 
1.9.1

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/