[PATCH v2 2/3] can: sja1000: add documentation for Technologic Systems version

From: Damien Riegel
Date: Thu Dec 24 2015 - 12:44:08 EST


This commit adds documentation for the Technologic Systems version of
SJA1000. The difference with the NXP version is in the way the registers
are accessed.

Signed-off-by: Damien Riegel <damien.riegel@xxxxxxxxxxxxxxxxxxxx>
---
Documentation/devicetree/bindings/net/can/sja1000.txt | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/Documentation/devicetree/bindings/net/can/sja1000.txt b/Documentation/devicetree/bindings/net/can/sja1000.txt
index b4a6d53..ac3160e 100644
--- a/Documentation/devicetree/bindings/net/can/sja1000.txt
+++ b/Documentation/devicetree/bindings/net/can/sja1000.txt
@@ -2,7 +2,7 @@ Memory mapped SJA1000 CAN controller from NXP (formerly Philips)

Required properties:

-- compatible : should be "nxp,sja1000".
+- compatible : should be one of "nxp,sja1000", "technologic,sja1000".

- reg : should specify the chip select, address offset and size required
to map the registers of the SJA1000. The size is usually 0x80.
@@ -14,6 +14,7 @@ Optional properties:

- reg-io-width : Specify the size (in bytes) of the IO accesses that
should be performed on the device. Valid value is 1, 2 or 4.
+ This property is ignored for technologic version.
Default to 1 (8 bits).

- nxp,external-clock-frequency : Frequency of the external oscillator
--
2.5.0

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