[V2,2/2] Documentation: can: flexcan: Add stop mode property to device tree
diff mbox series

Message ID 20181026085814.23370-3-qiangqing.zhang@nxp.com
State Superseded
Headers show
Series
  • can: flexcan: Add CAN self wakeup support
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Commit Message

Joakim Zhang Oct. 26, 2018, 9 a.m. UTC
From: Dong Aisheng <aisheng.dong@nxp.com>

The FlexCAN controller can parse the stop mode property to enable CAN
self wakeup feature.

Signed-off-by: Dong Aisheng <aisheng.dong@nxp.com>
Signed-off-by: Joakim Zhang <qiangqing.zhang@nxp.com>
---
 Documentation/devicetree/bindings/net/can/fsl-flexcan.txt | 8 ++++++++
 1 file changed, 8 insertions(+)

Comments

Rob Herring Oct. 30, 2018, 9:48 p.m. UTC | #1
On Fri, 26 Oct 2018 09:00:40 +0000, Joakim Zhang wrote:
> From: Dong Aisheng <aisheng.dong@nxp.com>
> 
> The FlexCAN controller can parse the stop mode property to enable CAN
> self wakeup feature.
> 
> Signed-off-by: Dong Aisheng <aisheng.dong@nxp.com>
> Signed-off-by: Joakim Zhang <qiangqing.zhang@nxp.com>
> ---
>  Documentation/devicetree/bindings/net/can/fsl-flexcan.txt | 8 ++++++++
>  1 file changed, 8 insertions(+)
> 

Reviewed-by: Rob Herring <robh@kernel.org>

Patch
diff mbox series

diff --git a/Documentation/devicetree/bindings/net/can/fsl-flexcan.txt b/Documentation/devicetree/bindings/net/can/fsl-flexcan.txt
index bfc0c433654f..23d56f7ebe3d 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.
 
+- fsl,stop-mode: register bits of stop mode control, the format is
+				<&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 {