dramc_soc.h

Go to the documentation of this file.

/* SPDX-License-Identifier: GPL-2.0-only */
 
#ifndef __SOC_MEDIATEK_MT8195_DRAMC_SOC_H__
#define __SOC_MEDIATEK_MT8195_DRAMC_SOC_H__
 
typedef enum {
        CHANNEL_A = 0,
        CHANNEL_B,
        CHANNEL_C,
        CHANNEL_D,
        CHANNEL_MAX,
} DRAM_CHANNEL_T;
 
typedef enum {
        RANK_0 = 0,
        RANK_1,
        RANK_MAX,
} DRAM_RANK_T;
 
/* DRAM SHUFFLE register type */
typedef enum {
        DRAM_DFS_SHUFFLE_1 = 0,
        DRAM_DFS_SHUFFLE_2,
        DRAM_DFS_SHUFFLE_3,
        DRAM_DFS_SHUFFLE_4,
        DRAM_DFS_SHUFFLE_5,
        DRAM_DFS_SHUFFLE_6,
        DRAM_DFS_SHUFFLE_7,
        DRAM_DFS_SHUFFLE_MAX,
} DRAM_DFS_SHUFFLE_TYPE_T;
 
/*
 * Internal CBT mode enum
 * 1. Calibration flow uses vGet_Dram_CBT_Mode to
 *    differentiate between mixed vs non-mixed LP4
 * 2. Declared as dram_cbt_mode[RANK_MAX] internally to
 *    store each rank's CBT mode type
 */
typedef enum {
        CBT_NORMAL_MODE = 0,
        CBT_BYTE_MODE1,
} DRAM_CBT_MODE_T;
 
#define DRAM_DFS_SHU_MAX        DRAM_DFS_SHUFFLE_MAX
 
#define DQS_NUMBER_LP4 2
#define DQS_BIT_NUMBER 8
#define DQ_DATA_WIDTH_LP4 16
 
#endif  /* __SOC_MEDIATEK_MT8195_DRAMC_SOC_H__ */