/* SPDX-License-Identifier: GPL-2.0+ */
|
/*
|
* spi-codec.h - Rockchip Spi-Codec Driver
|
*
|
* Copyright (C) 2023 Rockchip Electronics Co., Ltd.
|
*/
|
|
#ifndef __SPI_CODEC_H__
|
#define __SPI_CODEC_H__
|
|
#define PAYLOAD_MAX (4096)
|
|
#define SS_CMD_BEGIN (0xF4190BE6UL)
|
|
#define SS_CMD_PROGRAM (0xFAAD0552UL)
|
#define SS_CMD_PARAMETER_SAFE (0xA5015AFEUL)
|
#define SS_CMD_BLOCK_PARAMETER_SAFE (0x4EA5B15AUL)
|
#define SS_CMD_BLOCK_PARAMETER_NO_SAFE (0xFFA1F05EUL)
|
|
#define SS_CMD_END (0xF1D20E2DUL)
|
#define SS_CMD_PARTIAL_END (0xE1D21E2DUL)
|
|
#define SS_CMD_READ_REQUEST (0xF3D20C2DUL)
|
#define SS_CMD_BK_MIPS_VALUE (0x00CE6319UL)
|
#define SS_CMD_BK_ERROR_CODE (0x00F7E808UL)
|
#define SS_CMD_BK_READ_VALUE (0x00BC543AUL)
|
#define SS_CMD_BK_ACKNOWLEDGE (0x00000000UL)
|
#define SS_CMD_BK_VERSION_INFO (0x003EDC12UL)
|
|
struct spi_codec_protocol_packet {
|
unsigned int cmd_begin;
|
|
/* indicates the nature of payload */
|
unsigned int cmd_type;
|
|
/* payload data length */
|
unsigned int payload_len;
|
unsigned int payload[PAYLOAD_MAX];
|
|
/* payload or entire packet */
|
unsigned int crc;
|
|
/* parameter id */
|
unsigned int address;
|
|
unsigned int cmd_end;
|
};
|
|
#endif
|
