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1/* SPDX-License-Identifier: GPL-2.0-only */2/*3 * rt5514-spi.h -- RT5514 driver4 *5 * Copyright 2015 Realtek Semiconductor Corp.6 * Author: Oder Chiou <oder_chiou@realtek.com>7 */8 9#ifndef __RT5514_SPI_H__10#define __RT5514_SPI_H__11 12/**13 * RT5514_SPI_BUF_LEN is the buffer size of SPI master controller.14*/15#define RT5514_SPI_BUF_LEN 24016 17#define RT5514_BUFFER_VOICE_BASE 0x1800020018#define RT5514_BUFFER_VOICE_LIMIT 0x1800020419#define RT5514_BUFFER_VOICE_WP 0x1800020c20#define RT5514_IRQ_CTRL 0x1800209421 22#define RT5514_IRQ_STATUS_BIT (0x1 << 5)23 24/* SPI Command */25enum {26 RT5514_SPI_CMD_16_READ = 0,27 RT5514_SPI_CMD_16_WRITE,28 RT5514_SPI_CMD_32_READ,29 RT5514_SPI_CMD_32_WRITE,30 RT5514_SPI_CMD_BURST_READ,31 RT5514_SPI_CMD_BURST_WRITE,32};33 34int rt5514_spi_burst_read(unsigned int addr, u8 *rxbuf, size_t len);35int rt5514_spi_burst_write(u32 addr, const u8 *txbuf, size_t len);36 37#endif /* __RT5514_SPI_H__ */38