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-rw-r--r--Documentation/devicetree/bindings/net/can/fsl-flexcan.txt10
1 files changed, 10 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/net/can/fsl-flexcan.txt b/Documentation/devicetree/bindings/net/can/fsl-flexcan.txt
index bc77477c6878..94c0f8bf4deb 100644
--- a/Documentation/devicetree/bindings/net/can/fsl-flexcan.txt
+++ b/Documentation/devicetree/bindings/net/can/fsl-flexcan.txt
@@ -32,6 +32,15 @@ Optional properties:
ack_gpr is the gpr register offset of CAN stop acknowledge.
ack_bit is the bit offset of CAN stop acknowledge.
+- fsl,clk-source: Select the clock source to the CAN Protocol Engine (PE).
+ It's SoC Implementation dependent. Refer to RM for detailed
+ definition. If this property is not set in device tree node
+ then driver selects clock source 1 by default.
+ 0: clock source 0 (oscillator clock)
+ 1: clock source 1 (peripheral clock)
+
+- wakeup-source: enable CAN remote wakeup
+
Example:
can@1c000 {
@@ -40,4 +49,5 @@ Example:
interrupts = <48 0x2>;
interrupt-parent = <&mpic>;
clock-frequency = <200000000>; // filled in by bootloader
+ fsl,clk-source = <0>; // select clock source 0 for PE
};