From: Damien Riegel Date: Tue, 12 Jan 2016 22:31:19 +0000 (-0500) Subject: can: sja1000: add documentation for Technologic Systems version X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=83c26850fc36014f5c13a1b2bf460bfa200af8c9;p=linux-beck.git 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 Signed-off-by: Marc Kleine-Budde --- 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