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author | Andreas Larsson <andreas@gaisler.com> | 2012-11-15 11:47:14 +0400 |
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committer | Marc Kleine-Budde <mkl@pengutronix.de> | 2012-11-15 23:47:26 +0400 |
commit | 6cec9b07fe6a0c4dfbcdcee7c6283529f087c521 (patch) | |
tree | a7c45d677c49ee428f519bf3ed83865011c12431 /Documentation/devicetree/bindings | |
parent | c70edb9e8a30c7bd8eae347b9a7d83984e2b5ae3 (diff) | |
download | linux-6cec9b07fe6a0c4dfbcdcee7c6283529f087c521.tar.xz |
can: grcan: Add device driver for GRCAN and GRHCAN cores
This driver supports GRCAN and CRHCAN CAN controllers available in the GRLIB
VHDL IP core library.
Signed-off-by: Andreas Larsson <andreas@gaisler.com>
Acked-by: Wolfgang Grandegger <wg@grandegger.com>
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
Diffstat (limited to 'Documentation/devicetree/bindings')
-rw-r--r-- | Documentation/devicetree/bindings/net/can/grcan.txt | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/net/can/grcan.txt b/Documentation/devicetree/bindings/net/can/grcan.txt new file mode 100644 index 000000000000..34ef3498f887 --- /dev/null +++ b/Documentation/devicetree/bindings/net/can/grcan.txt @@ -0,0 +1,28 @@ +Aeroflex Gaisler GRCAN and GRHCAN CAN controllers. + +The GRCAN and CRHCAN CAN controllers are available in the GRLIB VHDL IP core +library. + +Note: These properties are built from the AMBA plug&play in a Leon SPARC system +(the ordinary environment for GRCAN and GRHCAN). There are no dts files for +sparc. + +Required properties: + +- name : Should be "GAISLER_GRCAN", "01_03d", "GAISLER_GRHCAN" or "01_034" + +- reg : Address and length of the register set for the device + +- freq : Frequency of the external oscillator clock in Hz (the frequency of + the amba bus in the ordinary case) + +- interrupts : Interrupt number for this device + +Optional properties: + +- systemid : If not present or if the value of the least significant 16 bits + of this 32-bit property is smaller than GRCAN_TXBUG_SAFE_GRLIB_VERSION + a bug workaround is activated. + +For further information look in the documentation for the GLIB IP core library: +http://www.gaisler.com/products/grlib/grip.pdf |