Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752550AbdFZM4l convert rfc822-to-8bit (ORCPT ); Mon, 26 Jun 2017 08:56:41 -0400 Received: from mx08-00178001.pphosted.com ([91.207.212.93]:38114 "EHLO mx07-00178001.pphosted.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1751435AbdFZMtr (ORCPT ); Mon, 26 Jun 2017 08:49:47 -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 02/20] dt-bindings: serial: each stm32 usart needs an alias Thread-Topic: [PATCH 02/20] dt-bindings: serial: each stm32 usart needs an alias Thread-Index: AQHS7nqamS3+WM+9q0+BTECsc6grLw== Date: Mon, 26 Jun 2017 12:49:09 +0000 Message-ID: <1498481318-1894-3-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 Content-Length: 1223 Lines: 42 From: Bich Hemon Each usart controller should have an alias correctly numbered in "aliases" node. Signed-off-by: Gerald Baeza --- Documentation/devicetree/bindings/serial/st,stm32-usart.txt | 13 +++++++++++-- 1 file changed, 11 insertions(+), 2 deletions(-) diff --git a/Documentation/devicetree/bindings/serial/st,stm32-usart.txt b/Documentation/devicetree/bindings/serial/st,stm32-usart.txt index 85ec5f2..a229b14 100644 --- a/Documentation/devicetree/bindings/serial/st,stm32-usart.txt +++ b/Documentation/devicetree/bindings/serial/st,stm32-usart.txt @@ -15,14 +15,23 @@ Optional properties: - dmas: phandle(s) to DMA controller node(s). Refer to stm32-dma.txt - dma-names: "rx" and/or "tx" +Note: Each usart controller should have an alias correctly numbered +in "aliases" node. + Examples: -usart4: serial@40004c00 { +aliases { + serial0 = &usart1; + serial1 = &usart2; + serial3 = &uart4; +}; + +uart4: serial@40004c00 { compatible = "st,stm32-uart"; reg = <0x40004c00 0x400>; interrupts = <52>; clocks = <&clk_pclk1>; pinctrl-names = "default"; - pinctrl-0 = <&pinctrl_usart4>; + pinctrl-0 = <&pinctrl_uart4>; }; usart2: serial@40004400 { -- 1.9.1