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authorMax Krummenacher <max.krummenacher@toradex.com>2019-11-21 20:04:36 +0100
committerPhilippe Schenker <philippe.schenker@toradex.com>2020-08-13 16:04:58 +0200
commitb2aa5241af6082bd8dfbf6302cdaa6634e44923d (patch)
tree0f94131992475424a3d2383cc726179db864672b /Documentation/devicetree
parent81929d689227dd86ef4d354e10ba3d98fa0118a5 (diff)
can: mcp25xxfd: allow to keep the clock allways on
This allows to have a clock on clko even if the controller is disabled. Signed-off-by: Max Krummenacher <max.krummenacher@toradex.com> (cherry picked from commit 417c1031677a958c5c936c243a83fc933c0cfda3)
Diffstat (limited to 'Documentation/devicetree')
-rw-r--r--Documentation/devicetree/bindings/net/can/microchip,mcp25xxfd.txt5
1 files changed, 5 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/net/can/microchip,mcp25xxfd.txt b/Documentation/devicetree/bindings/net/can/microchip,mcp25xxfd.txt
index d53754d6d2a4..33c5c28f1455 100644
--- a/Documentation/devicetree/bindings/net/can/microchip,mcp25xxfd.txt
+++ b/Documentation/devicetree/bindings/net/can/microchip,mcp25xxfd.txt
@@ -16,6 +16,11 @@ Optional properties:
- microchip,clock-out-div = <0|1|2|4|10>: Clock output pin divider
0 = Start of Frame output
default: 10
+ - microchip,clock-allways-on: bool: Do not disable the clock if CAN
+ is inactive. Thus a clock on the
+ clko pin will not be stopped.
+ This results in a higher standby
+ current.
- microchip,clock-div2: bool: divide the internal clock by 2
- microchip,gpio-open-drain: bool: enable open-drain for all pins
(except cantx)