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linux-hardened/arch/powerpc/include/asm/fsl_ifc.h
Prabhakar Kushwaha a20cbdeffc powerpc/fsl: Add support for Integrated Flash Controller 
Integrated Flash Controller supports various flashes like NOR, NAND
and other devices using NOR, NAND and GPCM Machine available on it.
IFC supports four chip selects.

Signed-off-by: Dipen Dudhat <Dipen.Dudhat@freescale.com>
Signed-off-by: Scott Wood <scottwood@freescale.com>
Signed-off-by: Li Yang <leoli@freescale.com>
Signed-off-by: Liu Shuo <b35362@freescale.com>
Signed-off-by: Prabhakar Kushwaha <prabhakar@freescale.com>
Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
2012-01-04 15:41:22 -06:00

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/* Freescale Integrated Flash Controller
*
* Copyright 2011 Freescale Semiconductor, Inc
*
* Author: Dipen Dudhat <dipen.dudhat@freescale.com>
*
* 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifndef __ASM_FSL_IFC_H
#define __ASM_FSL_IFC_H
#include <linux/compiler.h>
#include <linux/types.h>
#include <linux/io.h>
#include <linux/of_platform.h>
#include <linux/interrupt.h>
#define FSL_IFC_BANK_COUNT 4
/*
* CSPR - Chip Select Property Register
*/
#define CSPR_BA 0xFFFF0000
#define CSPR_BA_SHIFT 16
#define CSPR_PORT_SIZE 0x00000180
#define CSPR_PORT_SIZE_SHIFT 7
/* Port Size 8 bit */
#define CSPR_PORT_SIZE_8 0x00000080
/* Port Size 16 bit */
#define CSPR_PORT_SIZE_16 0x00000100
/* Port Size 32 bit */
#define CSPR_PORT_SIZE_32 0x00000180
/* Write Protect */
#define CSPR_WP 0x00000040
#define CSPR_WP_SHIFT 6
/* Machine Select */
#define CSPR_MSEL 0x00000006
#define CSPR_MSEL_SHIFT 1
/* NOR */
#define CSPR_MSEL_NOR 0x00000000
/* NAND */
#define CSPR_MSEL_NAND 0x00000002
/* GPCM */
#define CSPR_MSEL_GPCM 0x00000004
/* Bank Valid */
#define CSPR_V 0x00000001
#define CSPR_V_SHIFT 0
/*
* Address Mask Register
*/
#define IFC_AMASK_MASK 0xFFFF0000
#define IFC_AMASK_SHIFT 16
#define IFC_AMASK(n) (IFC_AMASK_MASK << \
(__ilog2(n) - IFC_AMASK_SHIFT))
/*
* Chip Select Option Register IFC_NAND Machine
*/
/* Enable ECC Encoder */
#define CSOR_NAND_ECC_ENC_EN 0x80000000
#define CSOR_NAND_ECC_MODE_MASK 0x30000000
/* 4 bit correction per 520 Byte sector */
#define CSOR_NAND_ECC_MODE_4 0x00000000
/* 8 bit correction per 528 Byte sector */
#define CSOR_NAND_ECC_MODE_8 0x10000000
/* Enable ECC Decoder */
#define CSOR_NAND_ECC_DEC_EN 0x04000000
/* Row Address Length */
#define CSOR_NAND_RAL_MASK 0x01800000
#define CSOR_NAND_RAL_SHIFT 20
#define CSOR_NAND_RAL_1 0x00000000
#define CSOR_NAND_RAL_2 0x00800000
#define CSOR_NAND_RAL_3 0x01000000
#define CSOR_NAND_RAL_4 0x01800000
/* Page Size 512b, 2k, 4k */
#define CSOR_NAND_PGS_MASK 0x00180000
#define CSOR_NAND_PGS_SHIFT 16
#define CSOR_NAND_PGS_512 0x00000000
#define CSOR_NAND_PGS_2K 0x00080000
#define CSOR_NAND_PGS_4K 0x00100000
/* Spare region Size */
#define CSOR_NAND_SPRZ_MASK 0x0000E000
#define CSOR_NAND_SPRZ_SHIFT 13
#define CSOR_NAND_SPRZ_16 0x00000000
#define CSOR_NAND_SPRZ_64 0x00002000
#define CSOR_NAND_SPRZ_128 0x00004000
#define CSOR_NAND_SPRZ_210 0x00006000
#define CSOR_NAND_SPRZ_218 0x00008000
#define CSOR_NAND_SPRZ_224 0x0000A000
/* Pages Per Block */
#define CSOR_NAND_PB_MASK 0x00000700
#define CSOR_NAND_PB_SHIFT 8
#define CSOR_NAND_PB(n) ((__ilog2(n) - 5) << CSOR_NAND_PB_SHIFT)
/* Time for Read Enable High to Output High Impedance */
#define CSOR_NAND_TRHZ_MASK 0x0000001C
#define CSOR_NAND_TRHZ_SHIFT 2
#define CSOR_NAND_TRHZ_20 0x00000000
#define CSOR_NAND_TRHZ_40 0x00000004
#define CSOR_NAND_TRHZ_60 0x00000008
#define CSOR_NAND_TRHZ_80 0x0000000C
#define CSOR_NAND_TRHZ_100 0x00000010
/* Buffer control disable */
#define CSOR_NAND_BCTLD 0x00000001
/*
* Chip Select Option Register - NOR Flash Mode
*/
/* Enable Address shift Mode */
#define CSOR_NOR_ADM_SHFT_MODE_EN 0x80000000
/* Page Read Enable from NOR device */
#define CSOR_NOR_PGRD_EN 0x10000000
/* AVD Toggle Enable during Burst Program */
#define CSOR_NOR_AVD_TGL_PGM_EN 0x01000000
/* Address Data Multiplexing Shift */
#define CSOR_NOR_ADM_MASK 0x0003E000
#define CSOR_NOR_ADM_SHIFT_SHIFT 13
#define CSOR_NOR_ADM_SHIFT(n) ((n) << CSOR_NOR_ADM_SHIFT_SHIFT)
/* Type of the NOR device hooked */
#define CSOR_NOR_NOR_MODE_AYSNC_NOR 0x00000000
#define CSOR_NOR_NOR_MODE_AVD_NOR 0x00000020
/* Time for Read Enable High to Output High Impedance */
#define CSOR_NOR_TRHZ_MASK 0x0000001C
#define CSOR_NOR_TRHZ_SHIFT 2
#define CSOR_NOR_TRHZ_20 0x00000000
#define CSOR_NOR_TRHZ_40 0x00000004
#define CSOR_NOR_TRHZ_60 0x00000008
#define CSOR_NOR_TRHZ_80 0x0000000C
#define CSOR_NOR_TRHZ_100 0x00000010
/* Buffer control disable */
#define CSOR_NOR_BCTLD 0x00000001
/*
* Chip Select Option Register - GPCM Mode
*/
/* GPCM Mode - Normal */
#define CSOR_GPCM_GPMODE_NORMAL 0x00000000
/* GPCM Mode - GenericASIC */
#define CSOR_GPCM_GPMODE_ASIC 0x80000000
/* Parity Mode odd/even */
#define CSOR_GPCM_PARITY_EVEN 0x40000000
/* Parity Checking enable/disable */
#define CSOR_GPCM_PAR_EN 0x20000000
/* GPCM Timeout Count */
#define CSOR_GPCM_GPTO_MASK 0x0F000000
#define CSOR_GPCM_GPTO_SHIFT 24
#define CSOR_GPCM_GPTO(n) ((__ilog2(n) - 8) << CSOR_GPCM_GPTO_SHIFT)
/* GPCM External Access Termination mode for read access */
#define CSOR_GPCM_RGETA_EXT 0x00080000
/* GPCM External Access Termination mode for write access */
#define CSOR_GPCM_WGETA_EXT 0x00040000
/* Address Data Multiplexing Shift */
#define CSOR_GPCM_ADM_MASK 0x0003E000
#define CSOR_GPCM_ADM_SHIFT_SHIFT 13
#define CSOR_GPCM_ADM_SHIFT(n) ((n) << CSOR_GPCM_ADM_SHIFT_SHIFT)
/* Generic ASIC Parity error indication delay */
#define CSOR_GPCM_GAPERRD_MASK 0x00000180
#define CSOR_GPCM_GAPERRD_SHIFT 7
#define CSOR_GPCM_GAPERRD(n) (((n) - 1) << CSOR_GPCM_GAPERRD_SHIFT)
/* Time for Read Enable High to Output High Impedance */
#define CSOR_GPCM_TRHZ_MASK 0x0000001C
#define CSOR_GPCM_TRHZ_20 0x00000000
#define CSOR_GPCM_TRHZ_40 0x00000004
#define CSOR_GPCM_TRHZ_60 0x00000008
#define CSOR_GPCM_TRHZ_80 0x0000000C
#define CSOR_GPCM_TRHZ_100 0x00000010
/* Buffer control disable */
#define CSOR_GPCM_BCTLD 0x00000001
/*
* Ready Busy Status Register (RB_STAT)
*/
/* CSn is READY */
#define IFC_RB_STAT_READY_CS0 0x80000000
#define IFC_RB_STAT_READY_CS1 0x40000000
#define IFC_RB_STAT_READY_CS2 0x20000000
#define IFC_RB_STAT_READY_CS3 0x10000000
/*
* General Control Register (GCR)
*/
#define IFC_GCR_MASK 0x8000F800
/* reset all IFC hardware */
#define IFC_GCR_SOFT_RST_ALL 0x80000000
/* Turnaroud Time of external buffer */
#define IFC_GCR_TBCTL_TRN_TIME 0x0000F800
#define IFC_GCR_TBCTL_TRN_TIME_SHIFT 11
/*
* Common Event and Error Status Register (CM_EVTER_STAT)
*/
/* Chip select error */
#define IFC_CM_EVTER_STAT_CSER 0x80000000
/*
* Common Event and Error Enable Register (CM_EVTER_EN)
*/
/* Chip select error checking enable */
#define IFC_CM_EVTER_EN_CSEREN 0x80000000
/*
* Common Event and Error Interrupt Enable Register (CM_EVTER_INTR_EN)
*/
/* Chip select error interrupt enable */
#define IFC_CM_EVTER_INTR_EN_CSERIREN 0x80000000
/*
* Common Transfer Error Attribute Register-0 (CM_ERATTR0)
*/
/* transaction type of error Read/Write */
#define IFC_CM_ERATTR0_ERTYP_READ 0x80000000
#define IFC_CM_ERATTR0_ERAID 0x0FF00000
#define IFC_CM_ERATTR0_ERAID_SHIFT 20
#define IFC_CM_ERATTR0_ESRCID 0x0000FF00
#define IFC_CM_ERATTR0_ESRCID_SHIFT 8
/*
* Clock Control Register (CCR)
*/
#define IFC_CCR_MASK 0x0F0F8800
/* Clock division ratio */
#define IFC_CCR_CLK_DIV_MASK 0x0F000000
#define IFC_CCR_CLK_DIV_SHIFT 24
#define IFC_CCR_CLK_DIV(n) ((n-1) << IFC_CCR_CLK_DIV_SHIFT)
/* IFC Clock Delay */
#define IFC_CCR_CLK_DLY_MASK 0x000F0000
#define IFC_CCR_CLK_DLY_SHIFT 16
#define IFC_CCR_CLK_DLY(n) ((n) << IFC_CCR_CLK_DLY_SHIFT)
/* Invert IFC clock before sending out */
#define IFC_CCR_INV_CLK_EN 0x00008000
/* Fedback IFC Clock */
#define IFC_CCR_FB_IFC_CLK_SEL 0x00000800
/*
* Clock Status Register (CSR)
*/
/* Clk is stable */
#define IFC_CSR_CLK_STAT_STABLE 0x80000000
/*
* IFC_NAND Machine Specific Registers
*/
/*
* NAND Configuration Register (NCFGR)
*/
/* Auto Boot Mode */
#define IFC_NAND_NCFGR_BOOT 0x80000000
/* Addressing Mode-ROW0+n/COL0 */
#define IFC_NAND_NCFGR_ADDR_MODE_RC0 0x00000000
/* Addressing Mode-ROW0+n/COL0+n */
#define IFC_NAND_NCFGR_ADDR_MODE_RC1 0x00400000
/* Number of loop iterations of FIR sequences for multi page operations */
#define IFC_NAND_NCFGR_NUM_LOOP_MASK 0x0000F000
#define IFC_NAND_NCFGR_NUM_LOOP_SHIFT 12
#define IFC_NAND_NCFGR_NUM_LOOP(n) ((n) << IFC_NAND_NCFGR_NUM_LOOP_SHIFT)
/* Number of wait cycles */
#define IFC_NAND_NCFGR_NUM_WAIT_MASK 0x000000FF
#define IFC_NAND_NCFGR_NUM_WAIT_SHIFT 0
/*
* NAND Flash Command Registers (NAND_FCR0/NAND_FCR1)
*/
/* General purpose FCM flash command bytes CMD0-CMD7 */
#define IFC_NAND_FCR0_CMD0 0xFF000000
#define IFC_NAND_FCR0_CMD0_SHIFT 24
#define IFC_NAND_FCR0_CMD1 0x00FF0000
#define IFC_NAND_FCR0_CMD1_SHIFT 16
#define IFC_NAND_FCR0_CMD2 0x0000FF00
#define IFC_NAND_FCR0_CMD2_SHIFT 8
#define IFC_NAND_FCR0_CMD3 0x000000FF
#define IFC_NAND_FCR0_CMD3_SHIFT 0
#define IFC_NAND_FCR1_CMD4 0xFF000000
#define IFC_NAND_FCR1_CMD4_SHIFT 24
#define IFC_NAND_FCR1_CMD5 0x00FF0000
#define IFC_NAND_FCR1_CMD5_SHIFT 16
#define IFC_NAND_FCR1_CMD6 0x0000FF00
#define IFC_NAND_FCR1_CMD6_SHIFT 8
#define IFC_NAND_FCR1_CMD7 0x000000FF
#define IFC_NAND_FCR1_CMD7_SHIFT 0
/*
* Flash ROW and COL Address Register (ROWn, COLn)
*/
/* Main/spare region locator */
#define IFC_NAND_COL_MS 0x80000000
/* Column Address */
#define IFC_NAND_COL_CA_MASK 0x00000FFF
/*
* NAND Flash Byte Count Register (NAND_BC)
*/
/* Byte Count for read/Write */
#define IFC_NAND_BC 0x000001FF
/*
* NAND Flash Instruction Registers (NAND_FIR0/NAND_FIR1/NAND_FIR2)
*/
/* NAND Machine specific opcodes OP0-OP14*/
#define IFC_NAND_FIR0_OP0 0xFC000000
#define IFC_NAND_FIR0_OP0_SHIFT 26
#define IFC_NAND_FIR0_OP1 0x03F00000
#define IFC_NAND_FIR0_OP1_SHIFT 20
#define IFC_NAND_FIR0_OP2 0x000FC000
#define IFC_NAND_FIR0_OP2_SHIFT 14
#define IFC_NAND_FIR0_OP3 0x00003F00
#define IFC_NAND_FIR0_OP3_SHIFT 8
#define IFC_NAND_FIR0_OP4 0x000000FC
#define IFC_NAND_FIR0_OP4_SHIFT 2
#define IFC_NAND_FIR1_OP5 0xFC000000
#define IFC_NAND_FIR1_OP5_SHIFT 26
#define IFC_NAND_FIR1_OP6 0x03F00000
#define IFC_NAND_FIR1_OP6_SHIFT 20
#define IFC_NAND_FIR1_OP7 0x000FC000
#define IFC_NAND_FIR1_OP7_SHIFT 14
#define IFC_NAND_FIR1_OP8 0x00003F00
#define IFC_NAND_FIR1_OP8_SHIFT 8
#define IFC_NAND_FIR1_OP9 0x000000FC
#define IFC_NAND_FIR1_OP9_SHIFT 2
#define IFC_NAND_FIR2_OP10 0xFC000000
#define IFC_NAND_FIR2_OP10_SHIFT 26
#define IFC_NAND_FIR2_OP11 0x03F00000
#define IFC_NAND_FIR2_OP11_SHIFT 20
#define IFC_NAND_FIR2_OP12 0x000FC000
#define IFC_NAND_FIR2_OP12_SHIFT 14
#define IFC_NAND_FIR2_OP13 0x00003F00
#define IFC_NAND_FIR2_OP13_SHIFT 8
#define IFC_NAND_FIR2_OP14 0x000000FC
#define IFC_NAND_FIR2_OP14_SHIFT 2
/*
* Instruction opcodes to be programmed
* in FIR registers- 6bits
*/
enum ifc_nand_fir_opcodes {
IFC_FIR_OP_NOP,
IFC_FIR_OP_CA0,
IFC_FIR_OP_CA1,
IFC_FIR_OP_CA2,
IFC_FIR_OP_CA3,
IFC_FIR_OP_RA0,
IFC_FIR_OP_RA1,
IFC_FIR_OP_RA2,
IFC_FIR_OP_RA3,
IFC_FIR_OP_CMD0,
IFC_FIR_OP_CMD1,
IFC_FIR_OP_CMD2,
IFC_FIR_OP_CMD3,
IFC_FIR_OP_CMD4,
IFC_FIR_OP_CMD5,
IFC_FIR_OP_CMD6,
IFC_FIR_OP_CMD7,
IFC_FIR_OP_CW0,
IFC_FIR_OP_CW1,
IFC_FIR_OP_CW2,
IFC_FIR_OP_CW3,
IFC_FIR_OP_CW4,
IFC_FIR_OP_CW5,
IFC_FIR_OP_CW6,
IFC_FIR_OP_CW7,
IFC_FIR_OP_WBCD,
IFC_FIR_OP_RBCD,
IFC_FIR_OP_BTRD,
IFC_FIR_OP_RDSTAT,
IFC_FIR_OP_NWAIT,
IFC_FIR_OP_WFR,
IFC_FIR_OP_SBRD,
IFC_FIR_OP_UA,
IFC_FIR_OP_RB,
};
/*
* NAND Chip Select Register (NAND_CSEL)
*/
#define IFC_NAND_CSEL 0x0C000000
#define IFC_NAND_CSEL_SHIFT 26
#define IFC_NAND_CSEL_CS0 0x00000000
#define IFC_NAND_CSEL_CS1 0x04000000
#define IFC_NAND_CSEL_CS2 0x08000000
#define IFC_NAND_CSEL_CS3 0x0C000000
/*
* NAND Operation Sequence Start (NANDSEQ_STRT)
*/
/* NAND Flash Operation Start */
#define IFC_NAND_SEQ_STRT_FIR_STRT 0x80000000
/* Automatic Erase */
#define IFC_NAND_SEQ_STRT_AUTO_ERS 0x00800000
/* Automatic Program */
#define IFC_NAND_SEQ_STRT_AUTO_PGM 0x00100000
/* Automatic Copyback */
#define IFC_NAND_SEQ_STRT_AUTO_CPB 0x00020000
/* Automatic Read Operation */
#define IFC_NAND_SEQ_STRT_AUTO_RD 0x00004000
/* Automatic Status Read */
#define IFC_NAND_SEQ_STRT_AUTO_STAT_RD 0x00000800
/*
* NAND Event and Error Status Register (NAND_EVTER_STAT)
*/
/* Operation Complete */
#define IFC_NAND_EVTER_STAT_OPC 0x80000000
/* Flash Timeout Error */
#define IFC_NAND_EVTER_STAT_FTOER 0x08000000
/* Write Protect Error */
#define IFC_NAND_EVTER_STAT_WPER 0x04000000
/* ECC Error */
#define IFC_NAND_EVTER_STAT_ECCER 0x02000000
/* RCW Load Done */
#define IFC_NAND_EVTER_STAT_RCW_DN 0x00008000
/* Boot Loadr Done */
#define IFC_NAND_EVTER_STAT_BOOT_DN 0x00004000
/* Bad Block Indicator search select */
#define IFC_NAND_EVTER_STAT_BBI_SRCH_SE 0x00000800
/*
* NAND Flash Page Read Completion Event Status Register
* (PGRDCMPL_EVT_STAT)
*/
#define PGRDCMPL_EVT_STAT_MASK 0xFFFF0000
/* Small Page 0-15 Done */
#define PGRDCMPL_EVT_STAT_SECTION_SP(n) (1 << (31 - (n)))
/* Large Page(2K) 0-3 Done */
#define PGRDCMPL_EVT_STAT_LP_2K(n) (0xF << (28 - (n)*4))
/* Large Page(4K) 0-1 Done */
#define PGRDCMPL_EVT_STAT_LP_4K(n) (0xFF << (24 - (n)*8))
/*
* NAND Event and Error Enable Register (NAND_EVTER_EN)
*/
/* Operation complete event enable */
#define IFC_NAND_EVTER_EN_OPC_EN 0x80000000
/* Page read complete event enable */
#define IFC_NAND_EVTER_EN_PGRDCMPL_EN 0x20000000
/* Flash Timeout error enable */
#define IFC_NAND_EVTER_EN_FTOER_EN 0x08000000
/* Write Protect error enable */
#define IFC_NAND_EVTER_EN_WPER_EN 0x04000000
/* ECC error logging enable */
#define IFC_NAND_EVTER_EN_ECCER_EN 0x02000000
/*
* NAND Event and Error Interrupt Enable Register (NAND_EVTER_INTR_EN)
*/
/* Enable interrupt for operation complete */
#define IFC_NAND_EVTER_INTR_OPCIR_EN 0x80000000
/* Enable interrupt for Page read complete */
#define IFC_NAND_EVTER_INTR_PGRDCMPLIR_EN 0x20000000
/* Enable interrupt for Flash timeout error */
#define IFC_NAND_EVTER_INTR_FTOERIR_EN 0x08000000
/* Enable interrupt for Write protect error */
#define IFC_NAND_EVTER_INTR_WPERIR_EN 0x04000000
/* Enable interrupt for ECC error*/
#define IFC_NAND_EVTER_INTR_ECCERIR_EN 0x02000000
/*
* NAND Transfer Error Attribute Register-0 (NAND_ERATTR0)
*/
#define IFC_NAND_ERATTR0_MASK 0x0C080000
/* Error on CS0-3 for NAND */
#define IFC_NAND_ERATTR0_ERCS_CS0 0x00000000
#define IFC_NAND_ERATTR0_ERCS_CS1 0x04000000
#define IFC_NAND_ERATTR0_ERCS_CS2 0x08000000
#define IFC_NAND_ERATTR0_ERCS_CS3 0x0C000000
/* Transaction type of error Read/Write */
#define IFC_NAND_ERATTR0_ERTTYPE_READ 0x00080000
/*
* NAND Flash Status Register (NAND_FSR)
*/
/* First byte of data read from read status op */
#define IFC_NAND_NFSR_RS0 0xFF000000
/* Second byte of data read from read status op */
#define IFC_NAND_NFSR_RS1 0x00FF0000
/*
* ECC Error Status Registers (ECCSTAT0-ECCSTAT3)
*/
/* Number of ECC errors on sector n (n = 0-15) */
#define IFC_NAND_ECCSTAT0_ERRCNT_SECTOR0_MASK 0x0F000000
#define IFC_NAND_ECCSTAT0_ERRCNT_SECTOR0_SHIFT 24
#define IFC_NAND_ECCSTAT0_ERRCNT_SECTOR1_MASK 0x000F0000
#define IFC_NAND_ECCSTAT0_ERRCNT_SECTOR1_SHIFT 16
#define IFC_NAND_ECCSTAT0_ERRCNT_SECTOR2_MASK 0x00000F00
#define IFC_NAND_ECCSTAT0_ERRCNT_SECTOR2_SHIFT 8
#define IFC_NAND_ECCSTAT0_ERRCNT_SECTOR3_MASK 0x0000000F
#define IFC_NAND_ECCSTAT0_ERRCNT_SECTOR3_SHIFT 0
#define IFC_NAND_ECCSTAT1_ERRCNT_SECTOR4_MASK 0x0F000000
#define IFC_NAND_ECCSTAT1_ERRCNT_SECTOR4_SHIFT 24
#define IFC_NAND_ECCSTAT1_ERRCNT_SECTOR5_MASK 0x000F0000
#define IFC_NAND_ECCSTAT1_ERRCNT_SECTOR5_SHIFT 16
#define IFC_NAND_ECCSTAT1_ERRCNT_SECTOR6_MASK 0x00000F00
#define IFC_NAND_ECCSTAT1_ERRCNT_SECTOR6_SHIFT 8
#define IFC_NAND_ECCSTAT1_ERRCNT_SECTOR7_MASK 0x0000000F
#define IFC_NAND_ECCSTAT1_ERRCNT_SECTOR7_SHIFT 0
#define IFC_NAND_ECCSTAT2_ERRCNT_SECTOR8_MASK 0x0F000000
#define IFC_NAND_ECCSTAT2_ERRCNT_SECTOR8_SHIFT 24
#define IFC_NAND_ECCSTAT2_ERRCNT_SECTOR9_MASK 0x000F0000
#define IFC_NAND_ECCSTAT2_ERRCNT_SECTOR9_SHIFT 16
#define IFC_NAND_ECCSTAT2_ERRCNT_SECTOR10_MASK 0x00000F00
#define IFC_NAND_ECCSTAT2_ERRCNT_SECTOR10_SHIFT 8
#define IFC_NAND_ECCSTAT2_ERRCNT_SECTOR11_MASK 0x0000000F
#define IFC_NAND_ECCSTAT2_ERRCNT_SECTOR11_SHIFT 0
#define IFC_NAND_ECCSTAT3_ERRCNT_SECTOR12_MASK 0x0F000000
#define IFC_NAND_ECCSTAT3_ERRCNT_SECTOR12_SHIFT 24
#define IFC_NAND_ECCSTAT3_ERRCNT_SECTOR13_MASK 0x000F0000
#define IFC_NAND_ECCSTAT3_ERRCNT_SECTOR13_SHIFT 16
#define IFC_NAND_ECCSTAT3_ERRCNT_SECTOR14_MASK 0x00000F00
#define IFC_NAND_ECCSTAT3_ERRCNT_SECTOR14_SHIFT 8
#define IFC_NAND_ECCSTAT3_ERRCNT_SECTOR15_MASK 0x0000000F
#define IFC_NAND_ECCSTAT3_ERRCNT_SECTOR15_SHIFT 0
/*
* NAND Control Register (NANDCR)
*/
#define IFC_NAND_NCR_FTOCNT_MASK 0x1E000000
#define IFC_NAND_NCR_FTOCNT_SHIFT 25
#define IFC_NAND_NCR_FTOCNT(n) ((_ilog2(n) - 8) << IFC_NAND_NCR_FTOCNT_SHIFT)
/*
* NAND_AUTOBOOT_TRGR
*/
/* Trigger RCW load */
#define IFC_NAND_AUTOBOOT_TRGR_RCW_LD 0x80000000
/* Trigget Auto Boot */
#define IFC_NAND_AUTOBOOT_TRGR_BOOT_LD 0x20000000
/*
* NAND_MDR
*/
/* 1st read data byte when opcode SBRD */
#define IFC_NAND_MDR_RDATA0 0xFF000000
/* 2nd read data byte when opcode SBRD */
#define IFC_NAND_MDR_RDATA1 0x00FF0000
/*
* NOR Machine Specific Registers
*/
/*
* NOR Event and Error Status Register (NOR_EVTER_STAT)
*/
/* NOR Command Sequence Operation Complete */
#define IFC_NOR_EVTER_STAT_OPC_NOR 0x80000000
/* Write Protect Error */
#define IFC_NOR_EVTER_STAT_WPER 0x04000000
/* Command Sequence Timeout Error */
#define IFC_NOR_EVTER_STAT_STOER 0x01000000
/*
* NOR Event and Error Enable Register (NOR_EVTER_EN)
*/
/* NOR Command Seq complete event enable */
#define IFC_NOR_EVTER_EN_OPCEN_NOR 0x80000000
/* Write Protect Error Checking Enable */
#define IFC_NOR_EVTER_EN_WPEREN 0x04000000
/* Timeout Error Enable */
#define IFC_NOR_EVTER_EN_STOEREN 0x01000000
/*
* NOR Event and Error Interrupt Enable Register (NOR_EVTER_INTR_EN)
*/
/* Enable interrupt for OPC complete */
#define IFC_NOR_EVTER_INTR_OPCEN_NOR 0x80000000
/* Enable interrupt for write protect error */
#define IFC_NOR_EVTER_INTR_WPEREN 0x04000000
/* Enable interrupt for timeout error */
#define IFC_NOR_EVTER_INTR_STOEREN 0x01000000
/*
* NOR Transfer Error Attribute Register-0 (NOR_ERATTR0)
*/
/* Source ID for error transaction */
#define IFC_NOR_ERATTR0_ERSRCID 0xFF000000
/* AXI ID for error transation */
#define IFC_NOR_ERATTR0_ERAID 0x000FF000
/* Chip select corresponds to NOR error */
#define IFC_NOR_ERATTR0_ERCS_CS0 0x00000000
#define IFC_NOR_ERATTR0_ERCS_CS1 0x00000010
#define IFC_NOR_ERATTR0_ERCS_CS2 0x00000020
#define IFC_NOR_ERATTR0_ERCS_CS3 0x00000030
/* Type of transaction read/write */
#define IFC_NOR_ERATTR0_ERTYPE_READ 0x00000001
/*
* NOR Transfer Error Attribute Register-2 (NOR_ERATTR2)
*/
#define IFC_NOR_ERATTR2_ER_NUM_PHASE_EXP 0x000F0000
#define IFC_NOR_ERATTR2_ER_NUM_PHASE_PER 0x00000F00
/*
* NOR Control Register (NORCR)
*/
#define IFC_NORCR_MASK 0x0F0F0000
/* No. of Address/Data Phase */
#define IFC_NORCR_NUM_PHASE_MASK 0x0F000000
#define IFC_NORCR_NUM_PHASE_SHIFT 24
#define IFC_NORCR_NUM_PHASE(n) ((n-1) << IFC_NORCR_NUM_PHASE_SHIFT)
/* Sequence Timeout Count */
#define IFC_NORCR_STOCNT_MASK 0x000F0000
#define IFC_NORCR_STOCNT_SHIFT 16
#define IFC_NORCR_STOCNT(n) ((__ilog2(n) - 8) << IFC_NORCR_STOCNT_SHIFT)
/*
* GPCM Machine specific registers
*/
/*
* GPCM Event and Error Status Register (GPCM_EVTER_STAT)
*/
/* Timeout error */
#define IFC_GPCM_EVTER_STAT_TOER 0x04000000
/* Parity error */
#define IFC_GPCM_EVTER_STAT_PER 0x01000000
/*
* GPCM Event and Error Enable Register (GPCM_EVTER_EN)
*/
/* Timeout error enable */
#define IFC_GPCM_EVTER_EN_TOER_EN 0x04000000
/* Parity error enable */
#define IFC_GPCM_EVTER_EN_PER_EN 0x01000000
/*
* GPCM Event and Error Interrupt Enable Register (GPCM_EVTER_INTR_EN)
*/
/* Enable Interrupt for timeout error */
#define IFC_GPCM_EEIER_TOERIR_EN 0x04000000
/* Enable Interrupt for Parity error */
#define IFC_GPCM_EEIER_PERIR_EN 0x01000000
/*
* GPCM Transfer Error Attribute Register-0 (GPCM_ERATTR0)
*/
/* Source ID for error transaction */
#define IFC_GPCM_ERATTR0_ERSRCID 0xFF000000
/* AXI ID for error transaction */
#define IFC_GPCM_ERATTR0_ERAID 0x000FF000
/* Chip select corresponds to GPCM error */
#define IFC_GPCM_ERATTR0_ERCS_CS0 0x00000000
#define IFC_GPCM_ERATTR0_ERCS_CS1 0x00000040
#define IFC_GPCM_ERATTR0_ERCS_CS2 0x00000080
#define IFC_GPCM_ERATTR0_ERCS_CS3 0x000000C0
/* Type of transaction read/Write */
#define IFC_GPCM_ERATTR0_ERTYPE_READ 0x00000001
/*
* GPCM Transfer Error Attribute Register-2 (GPCM_ERATTR2)
*/
/* On which beat of address/data parity error is observed */
#define IFC_GPCM_ERATTR2_PERR_BEAT 0x00000C00
/* Parity Error on byte */
#define IFC_GPCM_ERATTR2_PERR_BYTE 0x000000F0
/* Parity Error reported in addr or data phase */
#define IFC_GPCM_ERATTR2_PERR_DATA_PHASE 0x00000001
/*
* GPCM Status Register (GPCM_STAT)
*/
#define IFC_GPCM_STAT_BSY 0x80000000 /* GPCM is busy */
/*
* IFC Controller NAND Machine registers
*/
struct fsl_ifc_nand {
__be32 ncfgr;
u32 res1[0x4];
__be32 nand_fcr0;
__be32 nand_fcr1;
u32 res2[0x8];
__be32 row0;
u32 res3;
__be32 col0;
u32 res4;
__be32 row1;
u32 res5;
__be32 col1;
u32 res6;
__be32 row2;
u32 res7;
__be32 col2;
u32 res8;
__be32 row3;
u32 res9;
__be32 col3;
u32 res10[0x24];
__be32 nand_fbcr;
u32 res11;
__be32 nand_fir0;
__be32 nand_fir1;
__be32 nand_fir2;
u32 res12[0x10];
__be32 nand_csel;
u32 res13;
__be32 nandseq_strt;
u32 res14;
__be32 nand_evter_stat;
u32 res15;
__be32 pgrdcmpl_evt_stat;
u32 res16[0x2];
__be32 nand_evter_en;
u32 res17[0x2];
__be32 nand_evter_intr_en;
u32 res18[0x2];
__be32 nand_erattr0;
__be32 nand_erattr1;
u32 res19[0x10];
__be32 nand_fsr;
u32 res20;
__be32 nand_eccstat[4];
u32 res21[0x20];
__be32 nanndcr;
u32 res22[0x2];
__be32 nand_autoboot_trgr;
u32 res23;
__be32 nand_mdr;
u32 res24[0x5C];
};
/*
* IFC controller NOR Machine registers
*/
struct fsl_ifc_nor {
__be32 nor_evter_stat;
u32 res1[0x2];
__be32 nor_evter_en;
u32 res2[0x2];
__be32 nor_evter_intr_en;
u32 res3[0x2];
__be32 nor_erattr0;
__be32 nor_erattr1;
__be32 nor_erattr2;
u32 res4[0x4];
__be32 norcr;
u32 res5[0xEF];
};
/*
* IFC controller GPCM Machine registers
*/
struct fsl_ifc_gpcm {
__be32 gpcm_evter_stat;
u32 res1[0x2];
__be32 gpcm_evter_en;
u32 res2[0x2];
__be32 gpcm_evter_intr_en;
u32 res3[0x2];
__be32 gpcm_erattr0;
__be32 gpcm_erattr1;
__be32 gpcm_erattr2;
__be32 gpcm_stat;
u32 res4[0x1F3];
};
/*
* IFC Controller Registers
*/
struct fsl_ifc_regs {
__be32 ifc_rev;
u32 res1[0x3];
struct {
__be32 cspr;
u32 res2[0x2];
} cspr_cs[FSL_IFC_BANK_COUNT];
u32 res3[0x18];
struct {
__be32 amask;
u32 res4[0x2];
} amask_cs[FSL_IFC_BANK_COUNT];
u32 res5[0x18];
struct {
__be32 csor;
u32 res6[0x2];
} csor_cs[FSL_IFC_BANK_COUNT];
u32 res7[0x18];
struct {
__be32 ftim[4];
u32 res8[0x8];
} ftim_cs[FSL_IFC_BANK_COUNT];
u32 res9[0x60];
__be32 rb_stat;
u32 res10[0x2];
__be32 ifc_gcr;
u32 res11[0x2];
__be32 cm_evter_stat;
u32 res12[0x2];
__be32 cm_evter_en;
u32 res13[0x2];
__be32 cm_evter_intr_en;
u32 res14[0x2];
__be32 cm_erattr0;
__be32 cm_erattr1;
u32 res15[0x2];
__be32 ifc_ccr;
__be32 ifc_csr;
u32 res16[0x2EB];
struct fsl_ifc_nand ifc_nand;
struct fsl_ifc_nor ifc_nor;
struct fsl_ifc_gpcm ifc_gpcm;
};
extern unsigned int convert_ifc_address(phys_addr_t addr_base);
extern int fsl_ifc_find(phys_addr_t addr_base);
/* overview of the fsl ifc controller */
struct fsl_ifc_ctrl {
/* device info */
struct device *dev;
struct fsl_ifc_regs __iomem *regs;
int irq;
int nand_irq;
spinlock_t lock;
void *nand;
u32 nand_stat;
wait_queue_head_t nand_wait;
};
extern struct fsl_ifc_ctrl *fsl_ifc_ctrl_dev;
#endif /* __ASM_FSL_IFC_H */
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