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/* SPDX-License-Identifier: GPL-2.0-only */
#ifndef _SOC_ALDERLAKE_MEMINIT_H_
#define _SOC_ALDERLAKE_MEMINIT_H_
#include <stddef.h>
#include <stdint.h>
#include <types.h>
#include <fsp/soc_binding.h>
#include <intelblocks/meminit.h>
enum mem_type {
MEM_TYPE_DDR4,
MEM_TYPE_DDR5,
MEM_TYPE_LP4X,
MEM_TYPE_LP5X,
};
struct mem_ddr_config {
/* Dqs Pins Interleaved Setting. Enable/Disable Control */
bool dq_pins_interleaved;
};
struct lpx_dq {
uint8_t dq0[BITS_PER_BYTE];
uint8_t dq1[BITS_PER_BYTE];
};
struct lpx_dqs {
uint8_t dqs0;
uint8_t dqs1;
};
struct lpx_dq_map {
struct lpx_dq ddr0;
struct lpx_dq ddr1;
struct lpx_dq ddr2;
struct lpx_dq ddr3;
struct lpx_dq ddr4;
struct lpx_dq ddr5;
struct lpx_dq ddr6;
struct lpx_dq ddr7;
};
struct lpx_dqs_map {
struct lpx_dqs ddr0;
struct lpx_dqs ddr1;
struct lpx_dqs ddr2;
struct lpx_dqs ddr3;
struct lpx_dqs ddr4;
struct lpx_dqs ddr5;
struct lpx_dqs ddr6;
struct lpx_dqs ddr7;
};
struct mem_lp5x_config {
uint8_t ccc_config;
};
struct rcomp {
/*
* Rcomp resistor value. This values represents the resistance in
* ohms of the rcomp resistor attached to the DDR_COMP pin on the SoC.
*
* Note: If mainboard users don't want to override rcomp related settings
* then associated rcomp UPDs will have its default value.
*/
uint16_t resistor;
/* Rcomp target values. */
uint16_t targets[5];
};
struct mb_cfg {
enum mem_type type;
struct rcomp rcomp;
union {
/*
* DQ CPU<>DRAM map:
* Index of the array represents DQ# on the CPU and the value represents DQ# on
* the DRAM part.
*/
uint8_t dq_map[CONFIG_DATA_BUS_WIDTH];
struct lpx_dq_map lpx_dq_map;
};
union {
/*
* DQS CPU<>DRAM map:
* Index of the array represents DQS# on the CPU and the value represents DQS#
* on the DRAM part.
*/
uint8_t dqs_map[CONFIG_DATA_BUS_WIDTH/BITS_PER_BYTE];
struct lpx_dqs_map lpx_dqs_map;
};
union {
struct mem_lp5x_config lp5x_config;
struct mem_ddr_config ddr_config;
};
/* Early Command Training Enable/Disable Control */
bool ect;
/* Board type */
uint8_t UserBd;
};
void memcfg_init(FSP_M_CONFIG *mem_cfg, const struct mb_cfg *mb_cfg,
const struct mem_spd *spd_info, bool half_populated);
#endif /* _SOC_ALDERLAKE_MEMINIT_H_ */
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