-/* sja1000p.h
- * Header file for the Linux CAN-bus driver.
- * Written by Arnaud Westenberg email:arnaud@wanadoo.nl
- * Added by T.Motylewski@bfad.de
- * See app. note an97076.pdf from Philips Semiconductors
- * and SJA1000 data sheet
- * PELICAN mode
- * This software is released under the GPL-License.
- * Version lincan-0.3 17 Jun 2004
- */
+/**************************************************************************/
+/* File: sja1000p.h - Philips/NXP SJA1000 chip PeliCanCAN mode support */
+/* */
+/* LinCAN - (Not only) Linux CAN bus driver */
+/* Copyright (C) 2002-2009 DCE FEE CTU Prague <http://dce.felk.cvut.cz> */
+/* Copyright (C) 2002-2009 Pavel Pisa <pisa@cmp.felk.cvut.cz> */
+/* Copyright (C) 2004-2005 Tomasz Motylewski (BFAD GmbH) */
+/* Funded by OCERA and FRESCOR IST projects */
+/* Based on CAN driver code by Arnaud Westenberg <arnaud@wanadoo.nl> */
+/* */
+/* LinCAN is free software; you can redistribute it and/or modify it */
+/* under terms of the GNU General Public License as published by the */
+/* Free Software Foundation; either version 2, or (at your option) any */
+/* later version. LinCAN is distributed in the hope that it will be */
+/* useful, but WITHOUT ANY WARRANTY; without even the implied warranty */
+/* of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU */
+/* General Public License for more details. You should have received a */
+/* copy of the GNU General Public License along with LinCAN; see file */
+/* COPYING. If not, write to the Free Software Foundation, 675 Mass Ave, */
+/* Cambridge, MA 02139, USA. */
+/* */
+/* To allow use of LinCAN in the compact embedded systems firmware */
+/* and RT-executives (RTEMS for example), main authors agree with next */
+/* special exception: */
+/* */
+/* Including LinCAN header files in a file, instantiating LinCAN generics */
+/* or templates, or linking other files with LinCAN objects to produce */
+/* an application image/executable, does not by itself cause the */
+/* resulting application image/executable to be covered by */
+/* the GNU General Public License. */
+/* This exception does not however invalidate any other reasons */
+/* why the executable file might be covered by the GNU Public License. */
+/* Publication of enhanced or derived LinCAN files is required although. */
+/**************************************************************************/
int sja1000p_chip_config(struct canchip_t *chip);
int sja1000p_extended_mask(struct canchip_t *chip, unsigned long code, unsigned long mask);
/// Transmit Buffer (write) Receive Buffer (read) Frame Information
SJAFRM = 0x10,
/// ID bytes (11 bits in 0 and 1 or 16 bits in 0,1 and 13 bits in 2,3 (extended))
- SJAID0 = 0x11, SJAID1 = 0x12,
+ SJAID0 = 0x11, SJAID1 = 0x12,
/// ID cont. for extended frames
SJAID2 = 0x13, SJAID3 = 0x14,
/// Data start standard frame
/// Acceptance Mask (4 bytes) in RESET mode
SJAAMR0 = 0x14,
/// 4 bytes
- SJA_PeliCAN_AC_LEN = 4,
+ SJA_PeliCAN_AC_LEN = 4,
/// Clock Divider
SJACDR = 0x1f
};
};
/** Command Register 0x01 */
-enum sja1000_PeliCAN_CMR {
+enum sja1000_PeliCAN_CMR {
sjaCMR_SRR= 1<<4, // Self Reception Request (GoToSleep in BASIC mode)
sjaCMR_CDO= 1<<3, // Clear Data Overrun
sjaCMR_RRB= 1<<2, // Release Receive Buffer
sjaIER_RIE = 1, // Receive Interrupt Enable
sjaENABLE_INTERRUPTS = sjaIER_BEIE|sjaIER_EPIE|sjaIER_DOIE|sjaIER_EIE|sjaIER_TIE|sjaIER_RIE,
sjaDISABLE_INTERRUPTS = 0
-// WARNING: the chip automatically enters RESET (bus off) mode when
+// WARNING: the chip automatically enters RESET (bus off) mode when
// error counter > 255
};
sjaCDR_RXINPEN = 1<<5,
sjaCDR_CLK_OFF = 1<<3,
/// f_out = f_osc/(2*(CDR[2:0]+1)) or f_osc if CDR[2:0]==7
+ sjaCDR_CLKOUT_DIV1 = 7,
+ sjaCDR_CLKOUT_DIV2 = 0,
+ sjaCDR_CLKOUT_DIV4 = 1,
+ sjaCDR_CLKOUT_DIV6 = 2,
+ sjaCDR_CLKOUT_DIV8 = 3,
+ sjaCDR_CLKOUT_DIV10 = 4,
+ sjaCDR_CLKOUT_DIV12 = 5,
+ sjaCDR_CLKOUT_DIV14 = 6,
sjaCDR_CLKOUT_MASK = 7
};