| /* SPDX-License-Identifier: GPL-2.0 */ |
| #ifndef _CAN_PLATFORM_SJA1000_H |
| #define _CAN_PLATFORM_SJA1000_H |
| |
| /* clock divider register */ |
| #define CDR_CLKOUT_MASK 0x07 |
| #define CDR_CLK_OFF 0x08 /* Clock off (CLKOUT pin) */ |
| #define CDR_RXINPEN 0x20 /* TX1 output is RX irq output */ |
| #define CDR_CBP 0x40 /* CAN input comparator bypass */ |
| #define CDR_PELICAN 0x80 /* PeliCAN mode */ |
| |
| /* output control register */ |
| #define OCR_MODE_BIPHASE 0x00 |
| #define OCR_MODE_TEST 0x01 |
| #define OCR_MODE_NORMAL 0x02 |
| #define OCR_MODE_CLOCK 0x03 |
| #define OCR_MODE_MASK 0x03 |
| #define OCR_TX0_INVERT 0x04 |
| #define OCR_TX0_PULLDOWN 0x08 |
| #define OCR_TX0_PULLUP 0x10 |
| #define OCR_TX0_PUSHPULL 0x18 |
| #define OCR_TX1_INVERT 0x20 |
| #define OCR_TX1_PULLDOWN 0x40 |
| #define OCR_TX1_PULLUP 0x80 |
| #define OCR_TX1_PUSHPULL 0xc0 |
| #define OCR_TX_MASK 0xfc |
| #define OCR_TX_SHIFT 2 |
| |
| struct sja1000_platform_data { |
| u32 osc_freq; /* CAN bus oscillator frequency in Hz */ |
| |
| u8 ocr; /* output control register */ |
| u8 cdr; /* clock divider register */ |
| }; |
| |
| #endif /* !_CAN_PLATFORM_SJA1000_H */ |