Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1761393AbbKUATn (ORCPT ); Fri, 20 Nov 2015 19:19:43 -0500 Received: from exsmtp01.microchip.com ([198.175.253.37]:15049 "EHLO email.microchip.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1761376AbbKUATk (ORCPT ); Fri, 20 Nov 2015 19:19:40 -0500 From: Joshua Henderson To: CC: , Andrei Pistirica , Joshua Henderson , Rob Herring , "Pawel Moll" , Mark Rutland , Ian Campbell , Kumar Gala , Subject: [PATCH 09/14] DEVICETREE: Add bindings for PIC32 usart driver Date: Fri, 20 Nov 2015 17:17:21 -0700 Message-ID: <1448065205-15762-10-git-send-email-joshua.henderson@microchip.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1448065205-15762-1-git-send-email-joshua.henderson@microchip.com> References: <1448065205-15762-1-git-send-email-joshua.henderson@microchip.com> MIME-Version: 1.0 Content-Type: text/plain Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2081 Lines: 55 From: Andrei Pistirica Document the devicetree bindings for the USART peripheral found on Microchip PIC32 class devices. Signed-off-by: Andrei Pistirica Signed-off-by: Joshua Henderson --- .../bindings/serial/microchip,pic32-usart.txt | 29 ++++++++++++++++++++ 1 file changed, 29 insertions(+) create mode 100644 Documentation/devicetree/bindings/serial/microchip,pic32-usart.txt diff --git a/Documentation/devicetree/bindings/serial/microchip,pic32-usart.txt b/Documentation/devicetree/bindings/serial/microchip,pic32-usart.txt new file mode 100644 index 0000000..c87321c --- /dev/null +++ b/Documentation/devicetree/bindings/serial/microchip,pic32-usart.txt @@ -0,0 +1,29 @@ +* Microchip Universal Synchronous Asynchronous Receiver/Transmitter (USART) + +Required properties: +- compatible: Should be "microchip,pic32-usart" +- reg: Should contain registers location and length +- interrupts: Should contain interrupt +- pinctrl: Should contain pinctrl for TX/RX/RTS/CTS + +Optional properties: +- microchip,uart-has-rtscts : Indicate the uart has hardware flow control +- rts-gpios: RTS pin for USP-based UART if microchip,uart-has-rtscts +- cts-gpios: CTS pin for USP-based UART if microchip,uart-has-rtscts + +Example: + usart0: serial@1f822000 { + compatible = "microchip,pic32-usart"; + reg = <0x1f822000 0x50>; + interrupts = , + , + ; + pinctrl-names = "default"; + pinctrl-0 = < + &pinctrl_uart1 + &pinctrl_uart1_cts + &pinctrl_uart1_rts>; + microchip,uart-has-rtscts; + cts-gpios = <&pioB 15 0>; + rts-gpios = <&pioD 1 0>; + }; -- 1.7.9.5 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/