From mboxrd@z Thu Jan 1 00:00:00 1970 From: Rob Herring Subject: Re: [PATCH V1 2/2] Documentation: can: flexcan: Add stop-mode property to device tree Date: Wed, 24 Oct 2018 18:57:06 -0500 Message-ID: <20181024235706.GA22938@bogus> References: <20181023051449.2116-1-qiangqing.zhang@nxp.com> <20181023051449.2116-3-qiangqing.zhang@nxp.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <20181023051449.2116-3-qiangqing.zhang@nxp.com> Sender: linux-kernel-owner@vger.kernel.org To: Joakim Zhang Cc: "linux-can@vger.kernel.org" , "wg@grandegger.com" , "mkl@pengutronix.de" , "mark.rutland@arm.com" , "devicetree@vger.kernel.org" , "linux-kernel@vger.kernel.org" , dl-linux-imx , "A.s. Dong" List-Id: linux-can.vger.kernel.org On Tue, Oct 23, 2018 at 05:17:10AM +0000, Joakim Zhang wrote: > From: Dong Aisheng > > The FlexCAN controller can parse the stop-mode property to enable CAN > self wakeup feature. > > Signed-off-by: Dong Aisheng > Signed-off-by: Joakim Zhang > --- > Documentation/devicetree/bindings/net/can/fsl-flexcan.txt | 8 ++++++++ > 1 file changed, 8 insertions(+) > > diff --git a/Documentation/devicetree/bindings/net/can/fsl-flexcan.txt b/Documentation/devicetree/bindings/net/can/fsl-flexcan.txt > index bfc0c433654f..b5ccfc9c14fb 100644 > --- a/Documentation/devicetree/bindings/net/can/fsl-flexcan.txt > +++ b/Documentation/devicetree/bindings/net/can/fsl-flexcan.txt > @@ -24,6 +24,14 @@ Optional properties: > if this property is present then controller is assumed to be big > endian. > > +- stop-mode: register bits of stop mode control, the format is Should have a vendor prefix: fsl,stop-mode > + <&gpr req_gpr req_bit ack_gpr ack_bit>. > + gpr is the phandle to general purpose register node. > + req_gpr is the gpr register offset of CAN stop request. > + req_bit is the bit offset of CAN stop request. > + ack_gpr is the gpr register offset of CAN stop acknowledge. > + ack_bit is the bit offset of CAN stop acknowledge. > + > Example: > > can@1c000 { > -- > 2.17.1 >