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TOMOYO Linux Cross Reference
Linux/include/linux/can/platform/sja1000.h

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  1 #ifndef _CAN_PLATFORM_SJA1000_H_
  2 #define _CAN_PLATFORM_SJA1000_H_
  3 
  4 /* clock divider register */
  5 #define CDR_CLKOUT_MASK 0x07
  6 #define CDR_CLK_OFF     0x08 /* Clock off (CLKOUT pin) */
  7 #define CDR_RXINPEN     0x20 /* TX1 output is RX irq output */
  8 #define CDR_CBP         0x40 /* CAN input comparator bypass */
  9 #define CDR_PELICAN     0x80 /* PeliCAN mode */
 10 
 11 /* output control register */
 12 #define OCR_MODE_BIPHASE  0x00
 13 #define OCR_MODE_TEST     0x01
 14 #define OCR_MODE_NORMAL   0x02
 15 #define OCR_MODE_CLOCK    0x03
 16 #define OCR_MODE_MASK     0x07
 17 #define OCR_TX0_INVERT    0x04
 18 #define OCR_TX0_PULLDOWN  0x08
 19 #define OCR_TX0_PULLUP    0x10
 20 #define OCR_TX0_PUSHPULL  0x18
 21 #define OCR_TX1_INVERT    0x20
 22 #define OCR_TX1_PULLDOWN  0x40
 23 #define OCR_TX1_PULLUP    0x80
 24 #define OCR_TX1_PUSHPULL  0xc0
 25 #define OCR_TX_MASK       0xfc
 26 #define OCR_TX_SHIFT      2
 27 
 28 struct sja1000_platform_data {
 29         u32 osc_freq;   /* CAN bus oscillator frequency in Hz */
 30 
 31         u8 ocr;         /* output control register */
 32         u8 cdr;         /* clock divider register */
 33 };
 34 
 35 #endif  /* !_CAN_PLATFORM_SJA1000_H_ */
 36 

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