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	Update the calculation of the stride to support all the DRAM case. Signed-off-by: YouMin Chen <cym@rock-chips.com> Signed-off-by: Kever Yang <kever.yang@rock-chips.com>
		
			
				
	
	
		
			98 lines
		
	
	
		
			1.9 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			98 lines
		
	
	
		
			1.9 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /* SPDX-License-Identifier: GPL-2.0+ */
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| /*
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|  * Copyright (C) 2016-2017 Rockchip Electronics Co., Ltd
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|  */
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| 
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| #ifndef _ASM_ARCH_SDRAM_RK3399_H
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| #define _ASM_ARCH_SDRAM_RK3399_H
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| #include <asm/arch-rockchip/sdram_common.h>
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| #include <asm/arch-rockchip/sdram_msch.h>
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| 
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| struct rk3399_ddr_pctl_regs {
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| 	u32 denali_ctl[332];
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| };
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| 
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| struct rk3399_ddr_publ_regs {
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| 	u32 denali_phy[959];
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| };
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| 
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| struct rk3399_ddr_pi_regs {
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| 	u32 denali_pi[200];
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| };
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| 
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| struct rk3399_ddr_cic_regs {
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| 	u32 cic_ctrl0;
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| 	u32 cic_ctrl1;
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| 	u32 cic_idle_th;
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| 	u32 cic_cg_wait_th;
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| 	u32 cic_status0;
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| 	u32 cic_status1;
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| 	u32 cic_ctrl2;
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| 	u32 cic_ctrl3;
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| 	u32 cic_ctrl4;
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| };
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| 
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| /* DENALI_CTL_00 */
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| #define START		1
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| 
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| /* DENALI_CTL_68 */
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| #define PWRUP_SREFRESH_EXIT	BIT(16)
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| 
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| /* DENALI_CTL_274 */
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| #define MEM_RST_VALID	1
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| 
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| struct msch_regs {
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| 	u32 coreid;
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| 	u32 revisionid;
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| 	u32 ddrconf;
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| 	u32 ddrsize;
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| 	union noc_ddrtiminga0 ddrtiminga0;
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| 	union noc_ddrtimingb0 ddrtimingb0;
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| 	union noc_ddrtimingc0 ddrtimingc0;
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| 	union noc_devtodev0 devtodev0;
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| 	u32 reserved0[(0x110 - 0x20) / 4];
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| 	union noc_ddrmode ddrmode;
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| 	u32 reserved1[(0x1000 - 0x114) / 4];
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| 	u32 agingx0;
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| };
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| 
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| struct sdram_msch_timings {
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| 	union noc_ddrtiminga0 ddrtiminga0;
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| 	union noc_ddrtimingb0 ddrtimingb0;
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| 	union noc_ddrtimingc0 ddrtimingc0;
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| 	union noc_devtodev0 devtodev0;
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| 	union noc_ddrmode ddrmode;
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| 	u32 agingx0;
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| };
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| 
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| struct rk3399_sdram_channel {
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| 	struct sdram_cap_info cap_info;
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| 	struct sdram_msch_timings noc_timings;
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| };
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| 
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| struct rk3399_sdram_params {
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| 	struct rk3399_sdram_channel ch[2];
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| 	struct sdram_base_params base;
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| 	struct rk3399_ddr_pctl_regs pctl_regs;
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| 	struct rk3399_ddr_pi_regs pi_regs;
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| 	struct rk3399_ddr_publ_regs phy_regs;
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| };
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| 
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| #define PI_CA_TRAINING		BIT(0)
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| #define PI_WRITE_LEVELING	BIT(1)
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| #define PI_READ_GATE_TRAINING	BIT(2)
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| #define PI_READ_LEVELING	BIT(3)
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| #define PI_WDQ_LEVELING		BIT(4)
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| #define PI_FULL_TRAINING	0xff
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| 
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| enum {
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| 	STRIDE_128B = 0,
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| 	STRIDE_256B = 1,
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| 	STRIDE_512B = 2,
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| 	STRIDE_4KB = 3,
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| 	UN_STRIDE = 4,
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| 	PART_STRIDE = 5,
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| };
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| 
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| #endif
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