#include <linux/delay.h>
#include <linux/slab.h>
#include <linux/init.h>
#include <linux/module.h>
#include <linux/mtd/mtd.h>
#include <linux/mtd/nand.h>
#include <linux/mtd/partitions.h>
#include <linux/interrupt.h>
#include <linux/device.h>
#include <linux/platform_device.h>
#include <linux/clk.h>
#include <linux/err.h>
#include <linux/io.h>
#include <linux/irq.h>
#include <linux/completion.h>
#include <linux/of_device.h>
#include <linux/of_mtd.h>
#include <asm/mach/flash.h>
#include <linux/platform_data/mtd-mxc_nand.h>
#include <mach/hardware.h>

Data Structures
struct	mxc_nand_devtype_data

struct	mxc_nand_host

Macros
#define	DRIVER_NAME "mxc_nand"

#define	nfc_is_v21() (cpu_is_mx25() \|\| cpu_is_mx35())

#define	nfc_is_v1() (cpu_is_mx31() \|\| cpu_is_mx27() \|\| cpu_is_mx21())

#define	nfc_is_v3_2a() cpu_is_mx51()

#define	nfc_is_v3_2b() cpu_is_mx53()

#define	NFC_V1_V2_BUF_SIZE (host->regs + 0x00)

#define	NFC_V1_V2_BUF_ADDR (host->regs + 0x04)

#define	NFC_V1_V2_FLASH_ADDR (host->regs + 0x06)

#define	NFC_V1_V2_FLASH_CMD (host->regs + 0x08)

#define	NFC_V1_V2_CONFIG (host->regs + 0x0a)

#define	NFC_V1_V2_ECC_STATUS_RESULT (host->regs + 0x0c)

#define	NFC_V1_V2_RSLTMAIN_AREA (host->regs + 0x0e)

#define	NFC_V1_V2_RSLTSPARE_AREA (host->regs + 0x10)

#define	NFC_V1_V2_WRPROT (host->regs + 0x12)

#define	NFC_V1_UNLOCKSTART_BLKADDR (host->regs + 0x14)

#define	NFC_V1_UNLOCKEND_BLKADDR (host->regs + 0x16)

#define	NFC_V21_UNLOCKSTART_BLKADDR0 (host->regs + 0x20)

#define	NFC_V21_UNLOCKSTART_BLKADDR1 (host->regs + 0x24)

#define	NFC_V21_UNLOCKSTART_BLKADDR2 (host->regs + 0x28)

#define	NFC_V21_UNLOCKSTART_BLKADDR3 (host->regs + 0x2c)

#define	NFC_V21_UNLOCKEND_BLKADDR0 (host->regs + 0x22)

#define	NFC_V21_UNLOCKEND_BLKADDR1 (host->regs + 0x26)

#define	NFC_V21_UNLOCKEND_BLKADDR2 (host->regs + 0x2a)

#define	NFC_V21_UNLOCKEND_BLKADDR3 (host->regs + 0x2e)

#define	NFC_V1_V2_NF_WRPRST (host->regs + 0x18)

#define	NFC_V1_V2_CONFIG1 (host->regs + 0x1a)

#define	NFC_V1_V2_CONFIG2 (host->regs + 0x1c)

#define	NFC_V2_CONFIG1_ECC_MODE_4 (1 << 0)

#define	NFC_V1_V2_CONFIG1_SP_EN (1 << 2)

#define	NFC_V1_V2_CONFIG1_ECC_EN (1 << 3)

#define	NFC_V1_V2_CONFIG1_INT_MSK (1 << 4)

#define	NFC_V1_V2_CONFIG1_BIG (1 << 5)

#define	NFC_V1_V2_CONFIG1_RST (1 << 6)

#define	NFC_V1_V2_CONFIG1_CE (1 << 7)

#define	NFC_V2_CONFIG1_ONE_CYCLE (1 << 8)

#define	NFC_V2_CONFIG1_PPB(x) (((x) & 0x3) << 9)

#define	NFC_V2_CONFIG1_FP_INT (1 << 11)

#define	NFC_V1_V2_CONFIG2_INT (1 << 15)

#define	NFC_CMD (1 << 0)

#define	NFC_ADDR (1 << 1)

#define	NFC_INPUT (1 << 2)

#define	NFC_OUTPUT (1 << 3)

#define	NFC_ID (1 << 4)

#define	NFC_STATUS (1 << 5)

#define	NFC_V3_FLASH_CMD (host->regs_axi + 0x00)

#define	NFC_V3_FLASH_ADDR0 (host->regs_axi + 0x04)

#define	NFC_V3_CONFIG1 (host->regs_axi + 0x34)

#define	NFC_V3_CONFIG1_SP_EN (1 << 0)

#define	NFC_V3_CONFIG1_RBA(x) (((x) & 0x7 ) << 4)

#define	NFC_V3_ECC_STATUS_RESULT (host->regs_axi + 0x38)

#define	NFC_V3_LAUNCH (host->regs_axi + 0x40)

#define	NFC_V3_WRPROT (host->regs_ip + 0x0)

#define	NFC_V3_WRPROT_LOCK_TIGHT (1 << 0)

#define	NFC_V3_WRPROT_LOCK (1 << 1)

#define	NFC_V3_WRPROT_UNLOCK (1 << 2)

#define	NFC_V3_WRPROT_BLS_UNLOCK (2 << 6)

#define	NFC_V3_WRPROT_UNLOCK_BLK_ADD0 (host->regs_ip + 0x04)

#define	NFC_V3_CONFIG2 (host->regs_ip + 0x24)

#define	NFC_V3_CONFIG2_PS_512 (0 << 0)

#define	NFC_V3_CONFIG2_PS_2048 (1 << 0)

#define	NFC_V3_CONFIG2_PS_4096 (2 << 0)

#define	NFC_V3_CONFIG2_ONE_CYCLE (1 << 2)

#define	NFC_V3_CONFIG2_ECC_EN (1 << 3)

#define	NFC_V3_CONFIG2_2CMD_PHASES (1 << 4)

#define	NFC_V3_CONFIG2_NUM_ADDR_PHASE0 (1 << 5)

#define	NFC_V3_CONFIG2_ECC_MODE_8 (1 << 6)

#define	NFC_V3_CONFIG2_PPB(x, shift) (((x) & 0x3) << shift)

#define	NFC_V3_CONFIG2_NUM_ADDR_PHASE1(x) (((x) & 0x3) << 12)

#define	NFC_V3_CONFIG2_INT_MSK (1 << 15)

#define	NFC_V3_CONFIG2_ST_CMD(x) (((x) & 0xff) << 24)

#define	NFC_V3_CONFIG2_SPAS(x) (((x) & 0xff) << 16)

#define	NFC_V3_CONFIG3 (host->regs_ip + 0x28)

#define	NFC_V3_CONFIG3_ADD_OP(x) (((x) & 0x3) << 0)

#define	NFC_V3_CONFIG3_FW8 (1 << 3)

#define	NFC_V3_CONFIG3_SBB(x) (((x) & 0x7) << 8)

#define	NFC_V3_CONFIG3_NUM_OF_DEVICES(x) (((x) & 0x7) << 12)

#define	NFC_V3_CONFIG3_RBB_MODE (1 << 15)

#define	NFC_V3_CONFIG3_NO_SDMA (1 << 20)

#define	NFC_V3_IPC (host->regs_ip + 0x2C)

#define	NFC_V3_IPC_CREQ (1 << 0)

#define	NFC_V3_IPC_INT (1 << 31)

#define	NFC_V3_DELAY_LINE (host->regs_ip + 0x34)

Functions
	module_platform_driver (mxcnd_driver)

	MODULE_AUTHOR ("Freescale Semiconductor, Inc.")

	MODULE_DESCRIPTION ("MXC NAND MTD driver")

	MODULE_LICENSE ("GPL")

Macro Definition Documentation

#define DRIVER_NAME "mxc_nand"

Definition at line 42 of file mxc_nand.c.

#define NFC_ADDR (1 << 1)

Definition at line 91 of file mxc_nand.c.

#define NFC_CMD (1 << 0)

Definition at line 90 of file mxc_nand.c.

#define NFC_ID (1 << 4)

Definition at line 94 of file mxc_nand.c.

#define NFC_INPUT (1 << 2)

Definition at line 92 of file mxc_nand.c.

#define nfc_is_v1 ( ) (cpu_is_mx31() || cpu_is_mx27() || cpu_is_mx21())

Definition at line 45 of file mxc_nand.c.

#define nfc_is_v21 ( ) (cpu_is_mx25() || cpu_is_mx35())

Definition at line 44 of file mxc_nand.c.

#define nfc_is_v3_2a ( ) cpu_is_mx51()

Definition at line 46 of file mxc_nand.c.

#define nfc_is_v3_2b ( ) cpu_is_mx53()

Definition at line 47 of file mxc_nand.c.

#define NFC_OUTPUT (1 << 3)

Definition at line 93 of file mxc_nand.c.

#define NFC_STATUS (1 << 5)

Definition at line 95 of file mxc_nand.c.

#define NFC_V1_UNLOCKEND_BLKADDR (host->regs + 0x16)

Definition at line 60 of file mxc_nand.c.

#define NFC_V1_UNLOCKSTART_BLKADDR (host->regs + 0x14)

Definition at line 59 of file mxc_nand.c.

#define NFC_V1_V2_BUF_ADDR (host->regs + 0x04)

Definition at line 51 of file mxc_nand.c.

#define NFC_V1_V2_BUF_SIZE (host->regs + 0x00)

Definition at line 50 of file mxc_nand.c.

#define NFC_V1_V2_CONFIG (host->regs + 0x0a)

Definition at line 54 of file mxc_nand.c.

#define NFC_V1_V2_CONFIG1 (host->regs + 0x1a)

Definition at line 70 of file mxc_nand.c.

#define NFC_V1_V2_CONFIG1_BIG (1 << 5)

Definition at line 77 of file mxc_nand.c.

#define NFC_V1_V2_CONFIG1_CE (1 << 7)

Definition at line 79 of file mxc_nand.c.

#define NFC_V1_V2_CONFIG1_ECC_EN (1 << 3)

Definition at line 75 of file mxc_nand.c.

#define NFC_V1_V2_CONFIG1_INT_MSK (1 << 4)

Definition at line 76 of file mxc_nand.c.

#define NFC_V1_V2_CONFIG1_RST (1 << 6)

Definition at line 78 of file mxc_nand.c.

#define NFC_V1_V2_CONFIG1_SP_EN (1 << 2)

Definition at line 74 of file mxc_nand.c.

#define NFC_V1_V2_CONFIG2 (host->regs + 0x1c)

Definition at line 71 of file mxc_nand.c.

#define NFC_V1_V2_CONFIG2_INT (1 << 15)

Definition at line 84 of file mxc_nand.c.

#define NFC_V1_V2_ECC_STATUS_RESULT (host->regs + 0x0c)

Definition at line 55 of file mxc_nand.c.

#define NFC_V1_V2_FLASH_ADDR (host->regs + 0x06)

Definition at line 52 of file mxc_nand.c.

#define NFC_V1_V2_FLASH_CMD (host->regs + 0x08)

Definition at line 53 of file mxc_nand.c.

#define NFC_V1_V2_NF_WRPRST (host->regs + 0x18)

Definition at line 69 of file mxc_nand.c.

#define NFC_V1_V2_RSLTMAIN_AREA (host->regs + 0x0e)

Definition at line 56 of file mxc_nand.c.

#define NFC_V1_V2_RSLTSPARE_AREA (host->regs + 0x10)

Definition at line 57 of file mxc_nand.c.

#define NFC_V1_V2_WRPROT (host->regs + 0x12)

Definition at line 58 of file mxc_nand.c.

#define NFC_V21_UNLOCKEND_BLKADDR0 (host->regs + 0x22)

Definition at line 65 of file mxc_nand.c.

#define NFC_V21_UNLOCKEND_BLKADDR1 (host->regs + 0x26)

Definition at line 66 of file mxc_nand.c.

#define NFC_V21_UNLOCKEND_BLKADDR2 (host->regs + 0x2a)

Definition at line 67 of file mxc_nand.c.

#define NFC_V21_UNLOCKEND_BLKADDR3 (host->regs + 0x2e)

Definition at line 68 of file mxc_nand.c.

#define NFC_V21_UNLOCKSTART_BLKADDR0 (host->regs + 0x20)

Definition at line 61 of file mxc_nand.c.

#define NFC_V21_UNLOCKSTART_BLKADDR1 (host->regs + 0x24)

Definition at line 62 of file mxc_nand.c.

#define NFC_V21_UNLOCKSTART_BLKADDR2 (host->regs + 0x28)

Definition at line 63 of file mxc_nand.c.

#define NFC_V21_UNLOCKSTART_BLKADDR3 (host->regs + 0x2c)

Definition at line 64 of file mxc_nand.c.

#define NFC_V2_CONFIG1_ECC_MODE_4 (1 << 0)

Definition at line 73 of file mxc_nand.c.

#define NFC_V2_CONFIG1_FP_INT (1 << 11)

Definition at line 82 of file mxc_nand.c.

#define NFC_V2_CONFIG1_ONE_CYCLE (1 << 8)

Definition at line 80 of file mxc_nand.c.

#define NFC_V2_CONFIG1_PPB ( x ) (((x) & 0x3) << 9)

Definition at line 81 of file mxc_nand.c.

#define NFC_V3_CONFIG1 (host->regs_axi + 0x34)

Definition at line 100 of file mxc_nand.c.

#define NFC_V3_CONFIG1_RBA ( x ) (((x) & 0x7 ) << 4)

Definition at line 102 of file mxc_nand.c.

#define NFC_V3_CONFIG1_SP_EN (1 << 0)

Definition at line 101 of file mxc_nand.c.

#define NFC_V3_CONFIG2 (host->regs_ip + 0x24)

Definition at line 116 of file mxc_nand.c.

#define NFC_V3_CONFIG2_2CMD_PHASES (1 << 4)

Definition at line 122 of file mxc_nand.c.

#define NFC_V3_CONFIG2_ECC_EN (1 << 3)

Definition at line 121 of file mxc_nand.c.

#define NFC_V3_CONFIG2_ECC_MODE_8 (1 << 6)

Definition at line 124 of file mxc_nand.c.

#define NFC_V3_CONFIG2_INT_MSK (1 << 15)

Definition at line 127 of file mxc_nand.c.

#define NFC_V3_CONFIG2_NUM_ADDR_PHASE0 (1 << 5)

Definition at line 123 of file mxc_nand.c.

#define NFC_V3_CONFIG2_NUM_ADDR_PHASE1 ( x ) (((x) & 0x3) << 12)

Definition at line 126 of file mxc_nand.c.

#define NFC_V3_CONFIG2_ONE_CYCLE (1 << 2)

Definition at line 120 of file mxc_nand.c.

#define NFC_V3_CONFIG2_PPB	(	x,
		shift
	)	(((x) & 0x3) << shift)

Definition at line 125 of file mxc_nand.c.

#define NFC_V3_CONFIG2_PS_2048 (1 << 0)

Definition at line 118 of file mxc_nand.c.

#define NFC_V3_CONFIG2_PS_4096 (2 << 0)

Definition at line 119 of file mxc_nand.c.

#define NFC_V3_CONFIG2_PS_512 (0 << 0)

Definition at line 117 of file mxc_nand.c.

#define NFC_V3_CONFIG2_SPAS ( x ) (((x) & 0xff) << 16)

Definition at line 129 of file mxc_nand.c.

#define NFC_V3_CONFIG2_ST_CMD ( x ) (((x) & 0xff) << 24)

Definition at line 128 of file mxc_nand.c.

#define NFC_V3_CONFIG3 (host->regs_ip + 0x28)

Definition at line 131 of file mxc_nand.c.

#define NFC_V3_CONFIG3_ADD_OP ( x ) (((x) & 0x3) << 0)

Definition at line 132 of file mxc_nand.c.

#define NFC_V3_CONFIG3_FW8 (1 << 3)

Definition at line 133 of file mxc_nand.c.

#define NFC_V3_CONFIG3_NO_SDMA (1 << 20)

Definition at line 137 of file mxc_nand.c.

#define NFC_V3_CONFIG3_NUM_OF_DEVICES ( x ) (((x) & 0x7) << 12)

Definition at line 135 of file mxc_nand.c.

#define NFC_V3_CONFIG3_RBB_MODE (1 << 15)

Definition at line 136 of file mxc_nand.c.

#define NFC_V3_CONFIG3_SBB ( x ) (((x) & 0x7) << 8)

Definition at line 134 of file mxc_nand.c.

#define NFC_V3_DELAY_LINE (host->regs_ip + 0x34)

Definition at line 143 of file mxc_nand.c.

#define NFC_V3_ECC_STATUS_RESULT (host->regs_axi + 0x38)

Definition at line 104 of file mxc_nand.c.

#define NFC_V3_FLASH_ADDR0 (host->regs_axi + 0x04)

Definition at line 98 of file mxc_nand.c.

#define NFC_V3_FLASH_CMD (host->regs_axi + 0x00)

Definition at line 97 of file mxc_nand.c.

#define NFC_V3_IPC (host->regs_ip + 0x2C)

Definition at line 139 of file mxc_nand.c.

#define NFC_V3_IPC_CREQ (1 << 0)

Definition at line 140 of file mxc_nand.c.

#define NFC_V3_IPC_INT (1 << 31)

Definition at line 141 of file mxc_nand.c.

#define NFC_V3_LAUNCH (host->regs_axi + 0x40)

Definition at line 106 of file mxc_nand.c.

#define NFC_V3_WRPROT (host->regs_ip + 0x0)

Definition at line 108 of file mxc_nand.c.

#define NFC_V3_WRPROT_BLS_UNLOCK (2 << 6)

Definition at line 112 of file mxc_nand.c.

#define NFC_V3_WRPROT_LOCK (1 << 1)

Definition at line 110 of file mxc_nand.c.

#define NFC_V3_WRPROT_LOCK_TIGHT (1 << 0)

Definition at line 109 of file mxc_nand.c.

#define NFC_V3_WRPROT_UNLOCK (1 << 2)

Definition at line 111 of file mxc_nand.c.

#define NFC_V3_WRPROT_UNLOCK_BLK_ADD0 (host->regs_ip + 0x04)

Definition at line 114 of file mxc_nand.c.

Function Documentation

MODULE_AUTHOR	(	"Freescale	Semiconductor,
		Inc."
	)

MODULE_DESCRIPTION ( "MXC NAND MTD driver" )

MODULE_LICENSE ( "GPL" )

module_platform_driver ( mxcnd_driver )

Data Structures

Macros

Functions

Macro Definition Documentation

Function Documentation