[PATCH v2 2/3] can: m_can: Update documentation to indicate that hclk may be optional

[Franklin S Cooper Jr]

Update the documentation to reflect that hclk is now an optional clock.

Signed-off-by: Franklin S Cooper Jr <fcooper@xxxxxx>
Acked-by: Rob Herring <robh@xxxxxxxxxx>
---
 Documentation/devicetree/bindings/net/can/m_can.txt | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/Documentation/devicetree/bindings/net/can/m_can.txt b/Documentation/devicetree/bindings/net/can/m_can.txt
index 9e33177..2a0fe5b 100644
--- a/Documentation/devicetree/bindings/net/can/m_can.txt
+++ b/Documentation/devicetree/bindings/net/can/m_can.txt
@@ -12,7 +12,8 @@ Required properties:
 - interrupt-names	: Should contain "int0" and "int1"
 - clocks		: Clocks used by controller, should be host clock
 			  and CAN clock.
-- clock-names		: Should contain "hclk" and "cclk"
+- clock-names		: Should contain "hclk" and "cclk". For some socs hclk
+			  may be optional.
 - pinctrl-<n>		: Pinctrl states as described in bindings/pinctrl/pinctrl-bindings.txt
 - pinctrl-names 	: Names corresponding to the numbered pinctrl states
 - bosch,mram-cfg	: Message RAM configuration data.
-- 
2.10.0