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/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (C) Marvell International Ltd. and its affiliates
*/
#ifndef __DDR3_INIT_H
#define __DDR3_INIT_H
/*
* Debug
*/
/*
* MV_DEBUG_INIT need to be defines, otherwise the output of the
* DDR2 training code is not complete and misleading
*/
#define MV_DEBUG_INIT
#ifdef MV_DEBUG_INIT
#define DEBUG_INIT_S(s) puts(s)
#define DEBUG_INIT_D(d, l) printf("%x", d)
#define DEBUG_INIT_D_10(d, l) printf("%d", d)
#else
#define DEBUG_INIT_S(s)
#define DEBUG_INIT_D(d, l)
#define DEBUG_INIT_D_10(d, l)
#endif
#ifdef MV_DEBUG_INIT_FULL
#define DEBUG_INIT_FULL_S(s) puts(s)
#define DEBUG_INIT_FULL_D(d, l) printf("%x", d)
#define DEBUG_INIT_FULL_D_10(d, l) printf("%d", d)
#define DEBUG_WR_REG(reg, val) \
{ DEBUG_INIT_S("Write Reg: 0x"); DEBUG_INIT_D((reg), 8); \
DEBUG_INIT_S("= "); DEBUG_INIT_D((val), 8); DEBUG_INIT_S("\n"); }
#define DEBUG_RD_REG(reg, val) \
{ DEBUG_INIT_S("Read Reg: 0x"); DEBUG_INIT_D((reg), 8); \
DEBUG_INIT_S("= "); DEBUG_INIT_D((val), 8); DEBUG_INIT_S("\n"); }
#else
#define DEBUG_INIT_FULL_S(s)
#define DEBUG_INIT_FULL_D(d, l)
#define DEBUG_INIT_FULL_D_10(d, l)
#define DEBUG_WR_REG(reg, val)
#define DEBUG_RD_REG(reg, val)
#endif
#define DEBUG_INIT_FULL_C(s, d, l) \
{ DEBUG_INIT_FULL_S(s); DEBUG_INIT_FULL_D(d, l); DEBUG_INIT_FULL_S("\n"); }
#define DEBUG_INIT_C(s, d, l) \
{ DEBUG_INIT_S(s); DEBUG_INIT_D(d, l); DEBUG_INIT_S("\n"); }
#define MV_MBUS_REGS_OFFSET (0x20000)
#include "ddr3_hw_training.h"
#define MAX_DIMM_NUM 2
#define SPD_SIZE 128
#ifdef MV88F78X60
#include "ddr3_axp.h"
#elif defined(MV88F67XX)
#include "ddr3_a370.h"
#elif defined(MV88F672X)
#include "ddr3_a375.h"
#endif
/* DRR training Error codes */
/* Stage 0 errors */
#define MV_DDR3_TRAINING_ERR_BAD_SAR 0xDD300001
/* Stage 1 errors */
#define MV_DDR3_TRAINING_ERR_TWSI_FAIL 0xDD301001
#define MV_DDR3_TRAINING_ERR_DIMM_TYPE_NO_MATCH 0xDD301001
#define MV_DDR3_TRAINING_ERR_TWSI_BAD_TYPE 0xDD301003
#define MV_DDR3_TRAINING_ERR_BUS_WIDTH_NOT_MATCH 0xDD301004
#define MV_DDR3_TRAINING_ERR_BAD_DIMM_SETUP 0xDD301005
#define MV_DDR3_TRAINING_ERR_MAX_CS_LIMIT 0xDD301006
#define MV_DDR3_TRAINING_ERR_MAX_ENA_CS_LIMIT 0xDD301007
#define MV_DDR3_TRAINING_ERR_BAD_R_DIMM_SETUP 0xDD301008
/* Stage 2 errors */
#define MV_DDR3_TRAINING_ERR_HW_FAIL_BASE 0xDD302000
typedef enum config_type {
CONFIG_ECC,
CONFIG_MULTI_CS,
CONFIG_BUS_WIDTH
} MV_CONFIG_TYPE;
enum log_level {
MV_LOG_LEVEL_0,
MV_LOG_LEVEL_1,
MV_LOG_LEVEL_2,
MV_LOG_LEVEL_3
};
int ddr3_hw_training(u32 target_freq, u32 ddr_width,
int xor_bypass, u32 scrub_offs, u32 scrub_size,
int dqs_clk_aligned, int debug_mode, int reg_dimm_skip_wl);
void ddr3_print_version(void);
void fix_pll_val(u8 target_fab);
u32 ddr3_get_fab_opt(void);
u32 ddr3_get_cpu_freq(void);
u32 ddr3_get_vco_freq(void);
int ddr3_check_config(struct udevice *udev, MV_CONFIG_TYPE config_type);
u32 ddr3_get_static_mc_value(u32 reg_addr, u32 offset1, u32 mask1, u32 offset2,
u32 mask2);
u32 ddr3_cl_to_valid_cl(u32 cl);
u32 ddr3_valid_cl_to_cl(u32 ui_valid_cl);
u32 ddr3_get_cs_num_from_reg(void);
u32 ddr3_get_cs_ena_from_reg(void);
u8 mv_ctrl_rev_get(void);
u32 ddr3_get_log_level(void);
/* SPD */
int ddr3_dunit_setup(u32 ecc_ena, u32 hclk_time, u32 *ddr_width);
/*
* Accessor functions for the registers
*/
static inline void reg_write(u32 addr, u32 val)
{
writel(val, INTER_REGS_BASE + addr);
}
static inline u32 reg_read(u32 addr)
{
return readl(INTER_REGS_BASE + addr);
}
static inline void reg_bit_set(u32 addr, u32 mask)
{
setbits_le32(INTER_REGS_BASE + addr, mask);
}
static inline void reg_bit_clr(u32 addr, u32 mask)
{
clrbits_le32(INTER_REGS_BASE + addr, mask);
}
#endif /* __DDR3_INIT_H */
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