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/*
* arch/arm/include/asm/arch-txl/nand.h
*
* Copyright (C) 2015 Amlogic, Inc. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#ifndef __NAND_H__
#define __NAND_H__
#include <asm/arch/cpu_config.h>
#ifndef SD_EMMC_BASE_C
#define SD_EMMC_BASE_C 0xd0074000
#endif
#define P_NAND_BASE (SD_EMMC_BASE_C | (1<<11))
#define P_CLK_CNTL (volatile uint32_t *)(SD_EMMC_BASE_C)
#define P_NAND_CMD (volatile uint32_t *)(P_NAND_BASE + 0x00)
#define P_NAND_CFG (volatile uint32_t *)(P_NAND_BASE + 0x04)
#define P_NAND_DADR (volatile uint32_t *)(P_NAND_BASE + 0x08)
#define P_NAND_IADR (volatile uint32_t *)(P_NAND_BASE + 0x0c)
#define P_NAND_BUF (volatile uint32_t *)(P_NAND_BASE + 0x10)
#define P_NAND_INFO (volatile uint32_t *)(P_NAND_BASE + 0x14)
#define P_NAND_DC (volatile uint32_t *)(P_NAND_BASE + 0x18)
#define P_NAND_ADR (volatile uint32_t *)(P_NAND_BASE + 0x1c)
#define P_NAND_DL (volatile uint32_t *)(P_NAND_BASE + 0x20)
#define P_NAND_DH (volatile uint32_t *)(P_NAND_BASE + 0x24)
#define P_NAND_CADR (volatile uint32_t *)(P_NAND_BASE + 0x28)
#define P_NAND_SADR (volatile uint32_t *)(P_NAND_BASE + 0x2c)
#define CEF (0xf<<10)
#define CE0 (0xe<<10)
#define CE1 (0xd<<10)
#define CE2 (0xb<<10)
#define CE3 (0x7<<10)
#define IO4 ((0xe<<10)|(1<<18))
#define IO5 ((0xd<<10)|(1<<18))
#define IO6 ((0xb<<10)|(1<<18))
#define CLE (0x5<<14)
#define ALE (0x6<<14)
#define DWR (0x4<<14)
#define DRD (0x8<<14)
#define IDLE (0xc<<14)
#define RB (1<<20)
#define M2N ((0<<17) | (2<<20) | (1<<19))
#define N2M ((1<<17) | (2<<20) | (1<<19))
#define STS ((3<<17) | (2<<20))
#define ADL ((0<<16) | (3<<20))
#define ADH ((1<<16) | (3<<20))
#define AIL ((2<<16) | (3<<20))
#define AIH ((3<<16) | (3<<20))
#define ASL ((4<<16) | (3<<20))
#define ASH ((5<<16) | (3<<20))
#define SEED ((8<<16) | (3<<20))
// NAND Flash Manufacturer ID Codes
#define NAND_MFR_TOSHIBA 0x98
#define NAND_MFR_SAMSUNG 0xec
#define NAND_MFR_FUJITSU 0x04
#define NAND_MFR_NATIONAL 0x8f
#define NAND_MFR_RENESAS 0x07
#define NAND_MFR_STMICRO 0x20
#define NAND_MFR_HYNIX 0xad
#define NAND_MFR_MICRON 0x2c
#define NAND_MFR_AMD 0x01
#define NAND_MFR_INTEL 0x89
#define NAND_MFR_SANDISK 0x45
#define NAND_MFR_USER 0x100
#define NAND_MFR_EFUSE 0x101
typedef struct nand_setup {
union {
uint32_t d32;
struct {
unsigned cmd:22;
unsigned large_page:1; // 22
unsigned no_rb:1; // 23 from efuse
unsigned a2:1; // 24
unsigned reserved25:1; // 25
unsigned page_list:1; // 26
unsigned sync_mode:2; // 27 from efuse
unsigned size:2; // 29 from efuse
unsigned active:1; // 31
} b;
} cfg;
uint16_t id;
uint16_t max; // id:0x100 user, max:0 disable.
} nand_setup_t;
typedef struct _nand_cmd{
unsigned char type;
unsigned char val;
} nand_cmd_t;
typedef struct _ext_info{
uint32_t read_info; //nand_read_info;
uint32_t new_type; //new_nand_type;
uint32_t page_per_blk; //pages_in_block;
uint32_t xlc; //slc=1, mlc=2, tlc=3.
uint32_t rsv1[5];
} ext_info_t;
typedef struct _nand_page0 {
nand_setup_t nand_setup; //8
unsigned char page_list[16]; //16
nand_cmd_t retry_usr[32]; //64 (32 cmd max I/F)
ext_info_t ext_info; //64
} nand_page0_t; //384 bytes max.
//#define NAND_PAGE0_BUF BL1_NAND_BUFF
#define NAND_PAGE0_BUF (0x1800000)
#define NAND_PAGE_LIST (NAND_PAGE0_BUF + sizeof(nand_setup_t))
#define NAND_RETRY_USER (NAND_PAGE_LIST + 16)
#define NAND_INFO_BUF (NAND_PAGE0_BUF + 512)
#define DEFAULT_ECC_MODE ((1<<23) |(1<<22) | (2<<20) |(1<<19) |(1<<17)|(7<<14)|(1<<13)|(48<<6)|1)
//#define DEFAULT_ECC_MODE ((1<<23) |(1<<22) | (2<<20) |(1<<19) |(1<<17)|(7<<14)|(1<<13)|(48<<6)|1)
#define ERROR_MOD(mod,num) ((uint32_t)(((mod<<6)|num)))
#define ERROR_NAND_TIMEOUT ERROR_MOD(2,1) //
#define ERROR_NAND_ECC ERROR_MOD(2,2) //
#define ERROR_NAND_MAGIC_WORD ERROR_MOD(2,3) //
#define ERROR_NAND_INIT_READ ERROR_MOD(2,4) //
#define ERROR_NAND_BLANK_PAGE ERROR_MOD(2,5) //
#define ERROR_NAND_UNALIGN_SRC ERROR_MOD(2,6) //
#define NAND_SECTOR_SIZE (512)
#define NAND_MAX_PAGESIZE (0x4000) //16K
#define SRC_ALIGN_SIZE (NAND_MAX_PAGESIZE)
#define INFO_BYTE_PER_ECCPAGE (8)
uint32_t nfio_init(void);
uint32_t nf_read(uint32_t boot_device, uint32_t src, uint32_t des, uint32_t size);
#endif /* __NAND_H__ */