cregit-Linux how code gets into the kernel

Release 4.7 include/linux/mtd/onenand_regs.h

/*
 *  linux/include/linux/mtd/onenand_regs.h
 *
 *  OneNAND Register header file
 *
 *  Copyright (C) 2005-2007 Samsung Electronics
 *  Kyungmin Park <kyungmin.park@samsung.com>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
 */

#ifndef __ONENAND_REG_H

#define __ONENAND_REG_H

/* Memory Address Map Translation (Word order) */

#define ONENAND_MEMORY_MAP(x)		((x) << 1)

/*
 * External BufferRAM area
 */

#define	ONENAND_BOOTRAM			ONENAND_MEMORY_MAP(0x0000)

#define	ONENAND_DATARAM			ONENAND_MEMORY_MAP(0x0200)

#define	ONENAND_SPARERAM		ONENAND_MEMORY_MAP(0x8010)

/*
 * OneNAND Registers
 */

#define ONENAND_REG_MANUFACTURER_ID	ONENAND_MEMORY_MAP(0xF000)

#define ONENAND_REG_DEVICE_ID		ONENAND_MEMORY_MAP(0xF001)

#define ONENAND_REG_VERSION_ID		ONENAND_MEMORY_MAP(0xF002)

#define ONENAND_REG_DATA_BUFFER_SIZE	ONENAND_MEMORY_MAP(0xF003)

#define ONENAND_REG_BOOT_BUFFER_SIZE	ONENAND_MEMORY_MAP(0xF004)

#define ONENAND_REG_NUM_BUFFERS		ONENAND_MEMORY_MAP(0xF005)

#define ONENAND_REG_TECHNOLOGY		ONENAND_MEMORY_MAP(0xF006)


#define ONENAND_REG_START_ADDRESS1	ONENAND_MEMORY_MAP(0xF100)

#define ONENAND_REG_START_ADDRESS2	ONENAND_MEMORY_MAP(0xF101)

#define ONENAND_REG_START_ADDRESS3	ONENAND_MEMORY_MAP(0xF102)

#define ONENAND_REG_START_ADDRESS4	ONENAND_MEMORY_MAP(0xF103)

#define ONENAND_REG_START_ADDRESS5	ONENAND_MEMORY_MAP(0xF104)

#define ONENAND_REG_START_ADDRESS6	ONENAND_MEMORY_MAP(0xF105)

#define ONENAND_REG_START_ADDRESS7	ONENAND_MEMORY_MAP(0xF106)

#define ONENAND_REG_START_ADDRESS8	ONENAND_MEMORY_MAP(0xF107)


#define ONENAND_REG_START_BUFFER	ONENAND_MEMORY_MAP(0xF200)

#define ONENAND_REG_COMMAND		ONENAND_MEMORY_MAP(0xF220)

#define ONENAND_REG_SYS_CFG1		ONENAND_MEMORY_MAP(0xF221)

#define ONENAND_REG_SYS_CFG2		ONENAND_MEMORY_MAP(0xF222)

#define ONENAND_REG_CTRL_STATUS		ONENAND_MEMORY_MAP(0xF240)

#define ONENAND_REG_INTERRUPT		ONENAND_MEMORY_MAP(0xF241)

#define ONENAND_REG_START_BLOCK_ADDRESS	ONENAND_MEMORY_MAP(0xF24C)

#define ONENAND_REG_END_BLOCK_ADDRESS	ONENAND_MEMORY_MAP(0xF24D)

#define ONENAND_REG_WP_STATUS		ONENAND_MEMORY_MAP(0xF24E)


#define ONENAND_REG_ECC_STATUS		ONENAND_MEMORY_MAP(0xFF00)

#define ONENAND_REG_ECC_M0		ONENAND_MEMORY_MAP(0xFF01)

#define ONENAND_REG_ECC_S0		ONENAND_MEMORY_MAP(0xFF02)

#define ONENAND_REG_ECC_M1		ONENAND_MEMORY_MAP(0xFF03)

#define ONENAND_REG_ECC_S1		ONENAND_MEMORY_MAP(0xFF04)

#define ONENAND_REG_ECC_M2		ONENAND_MEMORY_MAP(0xFF05)

#define ONENAND_REG_ECC_S2		ONENAND_MEMORY_MAP(0xFF06)

#define ONENAND_REG_ECC_M3		ONENAND_MEMORY_MAP(0xFF07)

#define ONENAND_REG_ECC_S3		ONENAND_MEMORY_MAP(0xFF08)

/*
 * Device ID Register F001h (R)
 */

#define DEVICE_IS_FLEXONENAND		(1 << 9)

#define FLEXONENAND_PI_MASK		(0x3ff)

#define FLEXONENAND_PI_UNLOCK_SHIFT	(14)

#define ONENAND_DEVICE_DENSITY_MASK	(0xf)

#define ONENAND_DEVICE_DENSITY_SHIFT	(4)

#define ONENAND_DEVICE_IS_DDP		(1 << 3)

#define ONENAND_DEVICE_IS_DEMUX		(1 << 2)

#define ONENAND_DEVICE_VCC_MASK		(0x3)


#define ONENAND_DEVICE_DENSITY_512Mb	(0x002)

#define ONENAND_DEVICE_DENSITY_1Gb	(0x003)

#define ONENAND_DEVICE_DENSITY_2Gb	(0x004)

#define ONENAND_DEVICE_DENSITY_4Gb	(0x005)

/*
 * Version ID Register F002h (R)
 */

#define ONENAND_VERSION_PROCESS_SHIFT	(8)

/*
 * Technology Register F006h (R)
 */

#define ONENAND_TECHNOLOGY_IS_MLC	(1 << 0)

/*
 * Start Address 1 F100h (R/W) & Start Address 2 F101h (R/W)
 */

#define ONENAND_DDP_SHIFT		(15)

#define ONENAND_DDP_CHIP0		(0)

#define ONENAND_DDP_CHIP1		(1 << ONENAND_DDP_SHIFT)

/*
 * Start Address 8 F107h (R/W)
 */
/* Note: It's actually 0x3f in case of SLC */

#define ONENAND_FPA_MASK		(0x7f)

#define ONENAND_FPA_SHIFT		(2)

#define ONENAND_FSA_MASK		(0x03)

/*
 * Start Buffer Register F200h (R/W)
 */

#define ONENAND_BSA_MASK		(0x03)

#define ONENAND_BSA_SHIFT		(8)

#define ONENAND_BSA_BOOTRAM		(0 << 2)

#define ONENAND_BSA_DATARAM0		(2 << 2)

#define ONENAND_BSA_DATARAM1		(3 << 2)
/* Note: It's actually 0x03 in case of SLC */

#define ONENAND_BSC_MASK		(0x07)

/*
 * Command Register F220h (R/W)
 */

#define ONENAND_CMD_READ		(0x00)

#define ONENAND_CMD_READOOB		(0x13)

#define ONENAND_CMD_PROG		(0x80)

#define ONENAND_CMD_PROGOOB		(0x1A)

#define ONENAND_CMD_2X_PROG		(0x7D)

#define ONENAND_CMD_2X_CACHE_PROG	(0x7F)

#define ONENAND_CMD_UNLOCK		(0x23)

#define ONENAND_CMD_LOCK		(0x2A)

#define ONENAND_CMD_LOCK_TIGHT		(0x2C)

#define ONENAND_CMD_UNLOCK_ALL		(0x27)

#define ONENAND_CMD_ERASE		(0x94)

#define ONENAND_CMD_MULTIBLOCK_ERASE	(0x95)

#define ONENAND_CMD_ERASE_VERIFY	(0x71)

#define ONENAND_CMD_RESET		(0xF0)

#define ONENAND_CMD_OTP_ACCESS		(0x65)

#define ONENAND_CMD_READID		(0x90)

#define FLEXONENAND_CMD_PI_UPDATE	(0x05)

#define FLEXONENAND_CMD_PI_ACCESS	(0x66)

#define FLEXONENAND_CMD_RECOVER_LSB	(0x05)

/* NOTE: Those are not *REAL* commands */

#define ONENAND_CMD_BUFFERRAM		(0x1978)

#define FLEXONENAND_CMD_READ_PI		(0x1985)

/*
 * System Configuration 1 Register F221h (R, R/W)
 */

#define ONENAND_SYS_CFG1_SYNC_READ	(1 << 15)

#define ONENAND_SYS_CFG1_BRL_7		(7 << 12)

#define ONENAND_SYS_CFG1_BRL_6		(6 << 12)

#define ONENAND_SYS_CFG1_BRL_5		(5 << 12)

#define ONENAND_SYS_CFG1_BRL_4		(4 << 12)

#define ONENAND_SYS_CFG1_BRL_3		(3 << 12)

#define ONENAND_SYS_CFG1_BRL_10		(2 << 12)

#define ONENAND_SYS_CFG1_BRL_9		(1 << 12)

#define ONENAND_SYS_CFG1_BRL_8		(0 << 12)

#define ONENAND_SYS_CFG1_BRL_SHIFT	(12)

#define ONENAND_SYS_CFG1_BL_32		(4 << 9)

#define ONENAND_SYS_CFG1_BL_16		(3 << 9)

#define ONENAND_SYS_CFG1_BL_8		(2 << 9)

#define ONENAND_SYS_CFG1_BL_4		(1 << 9)

#define ONENAND_SYS_CFG1_BL_CONT	(0 << 9)

#define ONENAND_SYS_CFG1_BL_SHIFT	(9)

#define ONENAND_SYS_CFG1_NO_ECC		(1 << 8)

#define ONENAND_SYS_CFG1_RDY		(1 << 7)

#define ONENAND_SYS_CFG1_INT		(1 << 6)

#define ONENAND_SYS_CFG1_IOBE		(1 << 5)

#define ONENAND_SYS_CFG1_RDY_CONF	(1 << 4)

#define ONENAND_SYS_CFG1_VHF		(1 << 3)

#define ONENAND_SYS_CFG1_HF		(1 << 2)

#define ONENAND_SYS_CFG1_SYNC_WRITE	(1 << 1)

/*
 * Controller Status Register F240h (R)
 */

#define ONENAND_CTRL_ONGO		(1 << 15)

#define ONENAND_CTRL_LOCK		(1 << 14)

#define ONENAND_CTRL_LOAD		(1 << 13)

#define ONENAND_CTRL_PROGRAM		(1 << 12)

#define ONENAND_CTRL_ERASE		(1 << 11)

#define ONENAND_CTRL_ERROR		(1 << 10)

#define ONENAND_CTRL_RSTB		(1 << 7)

#define ONENAND_CTRL_OTP_L		(1 << 6)

#define ONENAND_CTRL_OTP_BL		(1 << 5)

/*
 * Interrupt Status Register F241h (R)
 */

#define ONENAND_INT_MASTER		(1 << 15)

#define ONENAND_INT_READ		(1 << 7)

#define ONENAND_INT_WRITE		(1 << 6)

#define ONENAND_INT_ERASE		(1 << 5)

#define ONENAND_INT_RESET		(1 << 4)

#define ONENAND_INT_CLEAR		(0 << 0)

/*
 * NAND Flash Write Protection Status Register F24Eh (R)
 */

#define ONENAND_WP_US			(1 << 2)

#define ONENAND_WP_LS			(1 << 1)

#define ONENAND_WP_LTS			(1 << 0)

/*
 * ECC Status Reigser FF00h (R)
 */

#define ONENAND_ECC_1BIT		(1 << 0)

#define ONENAND_ECC_1BIT_ALL		(0x5555)

#define ONENAND_ECC_2BIT		(1 << 1)

#define ONENAND_ECC_2BIT_ALL		(0xAAAA)

#define FLEXONENAND_UNCORRECTABLE_ERROR	(0x1010)

#define ONENAND_ECC_3BIT		(1 << 2)

#define ONENAND_ECC_4BIT		(1 << 3)

#define ONENAND_ECC_4BIT_UNCORRECTABLE	(0x1010)

/*
 * One-Time Programmable (OTP)
 */

#define FLEXONENAND_OTP_LOCK_OFFSET		(2048)

#define ONENAND_OTP_LOCK_OFFSET		(14)

#endif	/* __ONENAND_REG_H */

Overall Contributors

PersonTokensPropCommitsCommitProp
kyungmin parkkyungmin park51188.72%1071.43%
rohit hagargundgirohit hagargundgi457.81%17.14%
adrian hunteradrian hunter122.08%214.29%
mika korhonenmika korhonen81.39%17.14%
Total576100.00%14100.00%
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