projects / linux-2.6-block.git / blame
| Commit | Line | Data |
|---|---|---|
| 6eebf35b OC |
1 | /* |
| 2 | * rt5514-spi.h -- RT5514 driver | |
| 3 | * | |
| 4 | * Copyright 2015 Realtek Semiconductor Corp. | |
| 5 | * Author: Oder Chiou <oder_chiou@realtek.com> | |
| 6 | * | |
| 7 | * This program is free software; you can redistribute it and/or modify | |
| 8 | * it under the terms of the GNU General Public License version 2 as | |
| 9 | * published by the Free Software Foundation. | |
| 10 | */ | |
| 11 | ||
| 12 | #ifndef __RT5514_SPI_H__ | |
| 13 | #define __RT5514_SPI_H__ | |
| 14 | ||
| 15 | /** | |
| 16 | * RT5514_SPI_BUF_LEN is the buffer size of SPI master controller. | |
| 17 | */ | |
| 18 | #define RT5514_SPI_BUF_LEN 240 | |
| 19 | ||
| 173f4612 | 20 | #define RT5514_BUFFER_VOICE_BASE 0x18000200 |
| 21 | #define RT5514_BUFFER_VOICE_LIMIT 0x18000204 | |
| 22 | #define RT5514_BUFFER_VOICE_WP 0x1800020c | |
| 659178f5 HYC |
23 | #define RT5514_IRQ_CTRL 0x18002094 |
| 24 | ||
| 25 | #define RT5514_IRQ_STATUS_BIT (0x1 << 5) | |
| 6eebf35b OC |
26 | |
| 27 | /* SPI Command */ | |
| 28 | enum { | |
| 29 | RT5514_SPI_CMD_16_READ = 0, | |
| 30 | RT5514_SPI_CMD_16_WRITE, | |
| 31 | RT5514_SPI_CMD_32_READ, | |
| 32 | RT5514_SPI_CMD_32_WRITE, | |
| 33 | RT5514_SPI_CMD_BURST_READ, | |
| 34 | RT5514_SPI_CMD_BURST_WRITE, | |
| 35 | }; | |
| 36 | ||
| 37 | int rt5514_spi_burst_read(unsigned int addr, u8 *rxbuf, size_t len); | |
| 38 | int rt5514_spi_burst_write(u32 addr, const u8 *txbuf, size_t len); | |
| 39 | ||
| 40 | #endif /* __RT5514_SPI_H__ */ |