From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756178AbdLVNbn (ORCPT ); Fri, 22 Dec 2017 08:31:43 -0500 Received: from lelnx194.ext.ti.com ([198.47.27.80]:49173 "EHLO lelnx194.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755989AbdLVNbU (ORCPT ); Fri, 22 Dec 2017 08:31:20 -0500 From: Faiz Abbas To: , , , CC: , , , , , , , , , Subject: [PATCH v6 5/6] dt-bindings: can: m_can: Document new can transceiver binding Date: Fri, 22 Dec 2017 19:01:27 +0530 Message-ID: <1513949488-13026-6-git-send-email-faiz_abbas@ti.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1513949488-13026-1-git-send-email-faiz_abbas@ti.com> References: <1513949488-13026-1-git-send-email-faiz_abbas@ti.com> MIME-Version: 1.0 Content-Type: text/plain X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Franklin S Cooper Jr Add information regarding can-transceiver binding. This is especially important for MCAN since the IP allows CAN FD mode to run significantly faster than what most transceivers are capable of. Signed-off-by: Franklin S Cooper Jr Signed-off-by: Sekhar Nori Acked-by: Rob Herring Signed-off-by: Faiz Abbas --- Documentation/devicetree/bindings/net/can/m_can.txt | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/Documentation/devicetree/bindings/net/can/m_can.txt b/Documentation/devicetree/bindings/net/can/m_can.txt index 63e9042..ed61438 100644 --- a/Documentation/devicetree/bindings/net/can/m_can.txt +++ b/Documentation/devicetree/bindings/net/can/m_can.txt @@ -43,6 +43,11 @@ Required properties: Please refer to 2.4.1 Message RAM Configuration in Bosch M_CAN user manual for details. +Optional Subnode: +- can-transceiver : Can-transceiver subnode describing maximum speed + that can be used for CAN/CAN-FD modes. See + Documentation/devicetree/bindings/net/can/can-transceiver.txt + for details. Example: SoC dtsi: m_can1: can@20e8000 { @@ -63,4 +68,8 @@ Board dts: pinctrl-names = "default"; pinctrl-0 = <&pinctrl_m_can1>; status = "enabled"; + + can-transceiver { + max-bitrate = <5000000>; + }; }; -- 2.7.4