From mboxrd@z Thu Jan 1 00:00:00 1970 From: Maxime Coquelin Subject: [PATCH v8 10/16] dt-bindings: Document the STM32 USART bindings Date: Sat, 9 May 2015 09:53:52 +0200 Message-ID: <1431158038-3813-11-git-send-email-mcoquelin.stm32@gmail.com> References: <1431158038-3813-1-git-send-email-mcoquelin.stm32@gmail.com> Return-path: In-Reply-To: <1431158038-3813-1-git-send-email-mcoquelin.stm32@gmail.com> Sender: linux-doc-owner@vger.kernel.org To: u.kleine-koenig@pengutronix.de, afaerber@suse.de, geert@linux-m68k.org, Rob Herring , Philipp Zabel , Linus Walleij , Arnd Bergmann , stefan@agner.ch, pmeerw@pmeerw.net, pebolle@tiscali.nl, peter@hurleysoftware.com, andy.shevchenko@gmail.com, cw00.choi@samsung.com, Russell King , Daniel Lezcano , joe@perches.com, Vladimir Zapolskiy , lee.jones@linaro.org, Daniel Thompson Cc: Jonathan Corbet , Pawel Moll , Mark Rutland , Ian Campbell , Kumar Gala , Thomas Gleixner , Greg Kroah-Hartman , Jiri Slaby , Andrew Morton , "David S. Miller" , Mauro Carvalho Chehab , Antti Palosaari , Tejun Heo , Will Deacon , Nikolay Borisov , Rusty Russell , Kees Cook , Michal Marek , linux-doc@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, linux-gpio@vger.kernel.org, linux-serial@vger.kernel.org, linux-arch@vger.kerne List-Id: linux-gpio@vger.kernel.org This adds documentation of device tree bindings for the STM32 USART Tested-by: Chanwoo Choi Signed-off-by: Maxime Coquelin --- .../devicetree/bindings/serial/st,stm32-usart.txt | 32 ++++++++++++++++++++++ 1 file changed, 32 insertions(+) create mode 100644 Documentation/devicetree/bindings/serial/st,stm32-usart.txt diff --git a/Documentation/devicetree/bindings/serial/st,stm32-usart.txt b/Documentation/devicetree/bindings/serial/st,stm32-usart.txt new file mode 100644 index 0000000..8480a76 --- /dev/null +++ b/Documentation/devicetree/bindings/serial/st,stm32-usart.txt @@ -0,0 +1,32 @@ +* STMicroelectronics STM32 USART + +Required properties: +- compatible: Can be either "st,stm32-usart" or "st,stm32-uart" depending on +whether the device supports synchronous mode. +- reg: The address and length of the peripheral registers space +- interrupts: The interrupt line of the USART instance +- clocks: The input clock of the USART instance + +Optional properties: +- pinctrl: The reference on the pins configuration +- auto-flow-control: bool flag to enable hardware flow control. + +Examples: +usart4: serial@40004c00 { + compatible = "st,stm32-uart"; + reg = <0x40004c00 0x400>; + interrupts = <52>; + clocks = <&clk_pclk1>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_usart4>; +}; + +usart2: serial@40004400 { + compatible = "st,stm32-usart", "st,stm32-uart"; + reg = <0x40004400 0x400>; + interrupts = <38>; + clocks = <&clk_pclk1>; + auto-flow-control; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_usart2 &pinctrl_usart2_rtscts>; +}; -- 1.9.1 From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753697AbbEIHzY (ORCPT ); Sat, 9 May 2015 03:55:24 -0400 Received: from mail-wg0-f44.google.com ([74.125.82.44]:36669 "EHLO mail-wg0-f44.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753878AbbEIHyg (ORCPT ); Sat, 9 May 2015 03:54:36 -0400 From: Maxime Coquelin To: u.kleine-koenig@pengutronix.de, afaerber@suse.de, geert@linux-m68k.org, Rob Herring , Philipp Zabel , Linus Walleij , Arnd Bergmann , stefan@agner.ch, pmeerw@pmeerw.net, pebolle@tiscali.nl, peter@hurleysoftware.com, andy.shevchenko@gmail.com, cw00.choi@samsung.com, Russell King , Daniel Lezcano , joe@perches.com, Vladimir Zapolskiy , lee.jones@linaro.org, Daniel Thompson Cc: Jonathan Corbet , Pawel Moll , Mark Rutland , Ian Campbell , Kumar Gala , Thomas Gleixner , Greg Kroah-Hartman , Jiri Slaby , Andrew Morton , "David S. Miller" , Mauro Carvalho Chehab , Antti Palosaari , Tejun Heo , Will Deacon , Nikolay Borisov , Rusty Russell , Kees Cook , Michal Marek , linux-doc@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, linux-gpio@vger.kernel.org, linux-serial@vger.kernel.org, linux-arch@vger.kernel.org, linux-api@vger.kernel.org, mcoquelin.stm32@gmail.com, Nicolae Rosia , Kamil Lulko Subject: [PATCH v8 10/16] dt-bindings: Document the STM32 USART bindings Date: Sat, 9 May 2015 09:53:52 +0200 Message-Id: <1431158038-3813-11-git-send-email-mcoquelin.stm32@gmail.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1431158038-3813-1-git-send-email-mcoquelin.stm32@gmail.com> References: <1431158038-3813-1-git-send-email-mcoquelin.stm32@gmail.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This adds documentation of device tree bindings for the STM32 USART Tested-by: Chanwoo Choi Signed-off-by: Maxime Coquelin --- .../devicetree/bindings/serial/st,stm32-usart.txt | 32 ++++++++++++++++++++++ 1 file changed, 32 insertions(+) create mode 100644 Documentation/devicetree/bindings/serial/st,stm32-usart.txt diff --git a/Documentation/devicetree/bindings/serial/st,stm32-usart.txt b/Documentation/devicetree/bindings/serial/st,stm32-usart.txt new file mode 100644 index 0000000..8480a76 --- /dev/null +++ b/Documentation/devicetree/bindings/serial/st,stm32-usart.txt @@ -0,0 +1,32 @@ +* STMicroelectronics STM32 USART + +Required properties: +- compatible: Can be either "st,stm32-usart" or "st,stm32-uart" depending on +whether the device supports synchronous mode. +- reg: The address and length of the peripheral registers space +- interrupts: The interrupt line of the USART instance +- clocks: The input clock of the USART instance + +Optional properties: +- pinctrl: The reference on the pins configuration +- auto-flow-control: bool flag to enable hardware flow control. + +Examples: +usart4: serial@40004c00 { + compatible = "st,stm32-uart"; + reg = <0x40004c00 0x400>; + interrupts = <52>; + clocks = <&clk_pclk1>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_usart4>; +}; + +usart2: serial@40004400 { + compatible = "st,stm32-usart", "st,stm32-uart"; + reg = <0x40004400 0x400>; + interrupts = <38>; + clocks = <&clk_pclk1>; + auto-flow-control; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_usart2 &pinctrl_usart2_rtscts>; +}; -- 1.9.1 From mboxrd@z Thu Jan 1 00:00:00 1970 From: mcoquelin.stm32@gmail.com (Maxime Coquelin) Date: Sat, 9 May 2015 09:53:52 +0200 Subject: [PATCH v8 10/16] dt-bindings: Document the STM32 USART bindings In-Reply-To: <1431158038-3813-1-git-send-email-mcoquelin.stm32@gmail.com> References: <1431158038-3813-1-git-send-email-mcoquelin.stm32@gmail.com> Message-ID: <1431158038-3813-11-git-send-email-mcoquelin.stm32@gmail.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org This adds documentation of device tree bindings for the STM32 USART Tested-by: Chanwoo Choi Signed-off-by: Maxime Coquelin --- .../devicetree/bindings/serial/st,stm32-usart.txt | 32 ++++++++++++++++++++++ 1 file changed, 32 insertions(+) create mode 100644 Documentation/devicetree/bindings/serial/st,stm32-usart.txt diff --git a/Documentation/devicetree/bindings/serial/st,stm32-usart.txt b/Documentation/devicetree/bindings/serial/st,stm32-usart.txt new file mode 100644 index 0000000..8480a76 --- /dev/null +++ b/Documentation/devicetree/bindings/serial/st,stm32-usart.txt @@ -0,0 +1,32 @@ +* STMicroelectronics STM32 USART + +Required properties: +- compatible: Can be either "st,stm32-usart" or "st,stm32-uart" depending on +whether the device supports synchronous mode. +- reg: The address and length of the peripheral registers space +- interrupts: The interrupt line of the USART instance +- clocks: The input clock of the USART instance + +Optional properties: +- pinctrl: The reference on the pins configuration +- auto-flow-control: bool flag to enable hardware flow control. + +Examples: +usart4: serial at 40004c00 { + compatible = "st,stm32-uart"; + reg = <0x40004c00 0x400>; + interrupts = <52>; + clocks = <&clk_pclk1>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_usart4>; +}; + +usart2: serial at 40004400 { + compatible = "st,stm32-usart", "st,stm32-uart"; + reg = <0x40004400 0x400>; + interrupts = <38>; + clocks = <&clk_pclk1>; + auto-flow-control; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_usart2 &pinctrl_usart2_rtscts>; +}; -- 1.9.1