From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752462AbdFZMuj convert rfc822-to-8bit (ORCPT ); Mon, 26 Jun 2017 08:50:39 -0400 Received: from mx07-00178001.pphosted.com ([62.209.51.94]:38175 "EHLO mx07-00178001.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752377AbdFZMu0 (ORCPT ); Mon, 26 Jun 2017 08:50:26 -0400 From: Bich HEMON To: Greg Kroah-Hartman , Rob Herring , Mark Rutland , Maxime Coquelin , Alexandre TORGUE , "Jiri Slaby" , "linux-serial@vger.kernel.org" , "devicetree@vger.kernel.org" , "linux-arm-kernel@lists.infradead.org" , "linux-kernel@vger.kernel.org" CC: Bich HEMON Subject: [PATCH 14/20] dt-bindings: serial: document option wake-up interrupt for STM32 USART Thread-Topic: [PATCH 14/20] dt-bindings: serial: document option wake-up interrupt for STM32 USART Thread-Index: AQHS7nqe7nFqXJ8u5EiLBkM5OpOBeg== Date: Mon, 26 Jun 2017 12:49:15 +0000 Message-ID: <1498481318-1894-15-git-send-email-bich.hemon@st.com> References: <1498481318-1894-1-git-send-email-bich.hemon@st.com> In-Reply-To: <1498481318-1894-1-git-send-email-bich.hemon@st.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-ms-exchange-messagesentrepresentingtype: 1 x-ms-exchange-transport-fromentityheader: Hosted x-originating-ip: [10.75.127.50] Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 8BIT MIME-Version: 1.0 X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10432:,, definitions=2017-06-26_09:,, signatures=0 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Bich Hemon Introduce new compatibles for "st,stm32h7-usart" and "st,stm32h7-uart". This new compatible allow to use optional wake-up interrupt. Signed-off-by: Fabrice Gasnier --- .../devicetree/bindings/serial/st,stm32-usart.txt | 20 ++++++++++++++++---- 1 file changed, 16 insertions(+), 4 deletions(-) diff --git a/Documentation/devicetree/bindings/serial/st,stm32-usart.txt b/Documentation/devicetree/bindings/serial/st,stm32-usart.txt index a229b14..3b42138 100644 --- a/Documentation/devicetree/bindings/serial/st,stm32-usart.txt +++ b/Documentation/devicetree/bindings/serial/st,stm32-usart.txt @@ -2,11 +2,14 @@ Required properties: - compatible: Can be either "st,stm32-usart", "st,stm32-uart", -"st,stm32f7-usart" or "st,stm32f7-uart" depending on whether -the device supports synchronous mode and is compatible with -stm32(f4) or stm32f7. +"st,stm32f7-usart", "st,stm32f7-uart", "st,stm32h7-usart" or +st,stm32h7-uart depending on whether the device supports synchronous +mode and is compatible with stm32(f4), stm32f7 or stm32h7. - reg: The address and length of the peripheral registers space -- interrupts: The interrupt line of the USART instance +- interrupts or interrupts-extended: Must contain first, the interrupt + line specifier for the USART instance. An optional wake-up interrupt + specifier can be added. Then, -extended variant may be needed to specify + interrupts parent controllers. - clocks: The input clock of the USART instance Optional properties: @@ -53,3 +56,12 @@ usart1: serial@40011000 { <&dma2 7 4 0x414 0x0>; dma-names = "rx", "tx"; }; + +uart4: serial@40010000 { + compatible = "st,stm32h7-uart"; + reg = <0x40010000 0x400>; + interrupts-extended = <&intc GIC_SPI 52 IRQ_TYPE_NONE>, + <&aiec 30 1>; + clocks = <&rcc UART4_K>; + status = "disabled"; +}; -- 1.9.1