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/* SPDX-License-Identifier: GPL-2.0+ */
/*
* Copyright (C) 2016-2017 Rockchip Electronics Co., Ltd
*/
#ifndef _ASM_ARCH_SDRAM_RK3399_H
#define _ASM_ARCH_SDRAM_RK3399_H
#include <asm/arch-rockchip/sdram_common.h>
#include <asm/arch-rockchip/sdram_msch.h>
#ifndef __ASSEMBLY__
#include <linux/bitops.h>
#endif
struct rk3399_ddr_pctl_regs {
u32 denali_ctl[332];
};
struct rk3399_ddr_publ_regs {
u32 denali_phy[959];
};
struct rk3399_ddr_pi_regs {
u32 denali_pi[200];
};
struct rk3399_ddr_cic_regs {
u32 cic_ctrl0;
u32 cic_ctrl1;
u32 cic_idle_th;
u32 cic_cg_wait_th;
u32 cic_status0;
u32 cic_status1;
u32 cic_ctrl2;
u32 cic_ctrl3;
u32 cic_ctrl4;
};
/* DENALI_CTL_00 */
#define START 1
/* DENALI_CTL_68 */
#define PWRUP_SREFRESH_EXIT BIT(16)
/* DENALI_CTL_274 */
#define MEM_RST_VALID 1
struct msch_regs {
u32 coreid;
u32 revisionid;
u32 ddrconf;
u32 ddrsize;
union noc_ddrtiminga0 ddrtiminga0;
union noc_ddrtimingb0 ddrtimingb0;
union noc_ddrtimingc0 ddrtimingc0;
union noc_devtodev0 devtodev0;
u32 reserved0[(0x110 - 0x20) / 4];
union noc_ddrmode ddrmode;
u32 reserved1[(0x1000 - 0x114) / 4];
u32 agingx0;
};
struct sdram_msch_timings {
union noc_ddrtiminga0 ddrtiminga0;
union noc_ddrtimingb0 ddrtimingb0;
union noc_ddrtimingc0 ddrtimingc0;
union noc_devtodev0 devtodev0;
union noc_ddrmode ddrmode;
u32 agingx0;
};
struct rk3399_sdram_channel {
struct sdram_cap_info cap_info;
struct sdram_msch_timings noc_timings;
};
struct rk3399_sdram_params {
struct rk3399_sdram_channel ch[2];
struct sdram_base_params base;
struct rk3399_ddr_pctl_regs pctl_regs;
struct rk3399_ddr_pi_regs pi_regs;
struct rk3399_ddr_publ_regs phy_regs;
};
#define PI_CA_TRAINING BIT(0)
#define PI_WRITE_LEVELING BIT(1)
#define PI_READ_GATE_TRAINING BIT(2)
#define PI_READ_LEVELING BIT(3)
#define PI_WDQ_LEVELING BIT(4)
#define PI_FULL_TRAINING 0xff
enum {
STRIDE_128B = 0,
STRIDE_256B = 1,
STRIDE_512B = 2,
STRIDE_4KB = 3,
UN_STRIDE = 4,
PART_STRIDE = 5,
};
#endif
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