sja1000.h (1078B)
1/* SPDX-License-Identifier: GPL-2.0 */ 2#ifndef _CAN_PLATFORM_SJA1000_H 3#define _CAN_PLATFORM_SJA1000_H 4 5/* clock divider register */ 6#define CDR_CLKOUT_MASK 0x07 7#define CDR_CLK_OFF 0x08 /* Clock off (CLKOUT pin) */ 8#define CDR_RXINPEN 0x20 /* TX1 output is RX irq output */ 9#define CDR_CBP 0x40 /* CAN input comparator bypass */ 10#define CDR_PELICAN 0x80 /* PeliCAN mode */ 11 12/* output control register */ 13#define OCR_MODE_BIPHASE 0x00 14#define OCR_MODE_TEST 0x01 15#define OCR_MODE_NORMAL 0x02 16#define OCR_MODE_CLOCK 0x03 17#define OCR_MODE_MASK 0x07 18#define OCR_TX0_INVERT 0x04 19#define OCR_TX0_PULLDOWN 0x08 20#define OCR_TX0_PULLUP 0x10 21#define OCR_TX0_PUSHPULL 0x18 22#define OCR_TX1_INVERT 0x20 23#define OCR_TX1_PULLDOWN 0x40 24#define OCR_TX1_PULLUP 0x80 25#define OCR_TX1_PUSHPULL 0xc0 26#define OCR_TX_MASK 0xfc 27#define OCR_TX_SHIFT 2 28 29struct sja1000_platform_data { 30 u32 osc_freq; /* CAN bus oscillator frequency in Hz */ 31 32 u8 ocr; /* output control register */ 33 u8 cdr; /* clock divider register */ 34}; 35 36#endif /* !_CAN_PLATFORM_SJA1000_H */