From mboxrd@z Thu Jan 1 00:00:00 1970 From: Stefan-gabriel Mirea Subject: [PATCH 4/6] dt-bindings: serial: Document Freescale LINFlex UART Date: Fri, 2 Aug 2019 19:47:21 +0000 Message-ID: <20190802194702.30249-5-stefan-gabriel.mirea@nxp.com> References: <20190802194702.30249-1-stefan-gabriel.mirea@nxp.com> Mime-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Return-path: In-Reply-To: <20190802194702.30249-1-stefan-gabriel.mirea@nxp.com> Content-Language: en-US Sender: linux-kernel-owner@vger.kernel.org To: "corbet@lwn.net" , "robh+dt@kernel.org" , "mark.rutland@arm.com" , "gregkh@linuxfoundation.org" , "catalin.marinas@arm.com" , "will@kernel.org" , "shawnguo@kernel.org" , Leo Li Cc: "jslaby@suse.com" , "linux-doc@vger.kernel.org" , "linux-kernel@vger.kernel.org" , "devicetree@vger.kernel.org" , "linux-serial@vger.kernel.org" , "linux-arm-kernel@lists.infradead.org" , Cosmin Stefan Stoica , Larisa Ileana Grigore List-Id: devicetree@vger.kernel.org From: Stoica Cosmin-Stefan Add documentation for the serial communication interface module (LINFlex), found in two instances on S32V234. Signed-off-by: Stoica Cosmin-Stefan Signed-off-by: Larisa Grigore Signed-off-by: Stefan-Gabriel Mirea --- .../bindings/serial/fsl,s32-linflexuart.txt | 24 +++++++++++++++++++ 1 file changed, 24 insertions(+) create mode 100644 Documentation/devicetree/bindings/serial/fsl,s32-linfle= xuart.txt diff --git a/Documentation/devicetree/bindings/serial/fsl,s32-linflexuart.t= xt b/Documentation/devicetree/bindings/serial/fsl,s32-linflexuart.txt new file mode 100644 index 000000000000..957ffeaca9f1 --- /dev/null +++ b/Documentation/devicetree/bindings/serial/fsl,s32-linflexuart.txt @@ -0,0 +1,24 @@ +* Freescale Linflex UART + +The LINFlexD controller implements several LIN protocol versions, as well = as +support for full-duplex UART communication through 8-bit and 9-bit frames.= The +Linflex UART driver enables operation only in UART mode. + +See chapter 47 ("LINFlexD") in the reference manual[1]. + +Required properties: +- compatible : + - "fsl,s32-linflexuart" for linflex configured in uart mode which + is compatible with the one integrated on S32V234 SoC +- reg : Address and length of the register set for the device +- interrupts : Should contain uart interrupt + +Example: +uart0:serial@40053000 { + compatible =3D "fsl,s32-linflexuart"; + reg =3D <0x0 0x40053000 0x0 0x1000>; + interrupts =3D <0 59 4>; + status =3D "disabled"; +}; + +[1] https://www.nxp.com/webapp/Download?colCode=3DS32V234RM --=20 2.22.0