summaryrefslogtreecommitdiffstats
path: root/Documentation
diff options
context:
space:
mode:
authorDamien Riegel <damien.riegel@savoirfairelinux.com>2016-01-12 17:31:19 -0500
committerMarc Kleine-Budde <mkl@pengutronix.de>2016-02-20 14:56:00 +0100
commit83c26850fc36014f5c13a1b2bf460bfa200af8c9 (patch)
treeb1065952e3dd038f6f54cfd79bd1b88569c2bc3c /Documentation
parentf49cbe6b7988b51aa2b72c45d4332fabea62fba6 (diff)
downloadlinux-83c26850fc36014f5c13a1b2bf460bfa200af8c9.tar.bz2
can: sja1000: add documentation for Technologic Systems version
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@savoirfairelinux.com> Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
Diffstat (limited to 'Documentation')
-rw-r--r--Documentation/devicetree/bindings/net/can/sja1000.txt3
1 files changed, 2 insertions, 1 deletions
diff --git a/Documentation/devicetree/bindings/net/can/sja1000.txt b/Documentation/devicetree/bindings/net/can/sja1000.txt
index b4a6d53fb01a..ac3160eca96a 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